1 2008-08-20 Richard Guenther <rguenther@suse.de>
3 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
4 (extract_range_from_binary_expr): Fall back to constant propagation.
5 (extract_range_from_unary_expr): Likewise.
7 2008-08-20 Richard Guenther <rguenther@suse.de>
9 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
10 with TREE_THIS_VOLATILE on shared nodes.
11 (fold_stmt_r): Likewise.
13 2008-08-20 Jakub Jelinek <jakub@redhat.com>
16 * c-parser.c (c_parser_attributes): For keywords use canonical
17 spelling for attr_name.
19 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21 * value-prof.c (check_counter): Revert wrong call to error.
23 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25 * profile.c: Update calls to inform.
26 * value-prof.c: Update calls to inform.
28 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30 * diagnostic.c (inform): Add an explicit location_t parameter.
31 * toplev.h (inform): Update declaration.
32 * builtins.c: Update all calls to inform.
33 * c-common.c: Likewise.
37 * c-pragma.c: Likewise.
38 * c-typeck.c: Likewise.
39 * coverage.c: Likewise.
42 * tree-cfg.c: Likewise.
43 * tree-ssa.c: Likewise.
45 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
48 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
49 V2DI mode, for SSE4.1, use movq instead of vector set if the
50 second element is zero and inter-unit moves are OK.
52 2008-08-20 Richard Guenther <rguenther@suse.de>
54 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
55 properly handle conversion/copy chains after tuplification.
57 2008-08-20 Richard Guenther <rguenther@suse.de>
59 * passes.c (init_optimization_passes): Move the second
60 forwprop pass before alias computation. Remove the second
61 DCE pass. Remove the first dominator and phi copy/const
64 2008-08-20 Nick Clifton <nickc@redhat.com>
66 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
67 support of this feature. Do not assume that a sufficiently new
68 assembler will support the feature regardless of the target type.
69 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
70 * configure: Regenerate.
72 2008-08-20 Richard Guenther <rguenther@suse.de>
74 * tree-vrp.c (found_in_subgraph): Remove.
75 (live): New global static.
76 (live_on_edge): New function.
77 (blocks_visited): Remove.
78 (register_edge_assert_for_2): Use live_on_edge.
79 (find_conditional_asserts): Remove code dealing with
80 found_in_subgraph. Do not walk the CFG.
81 (find_switch_asserts): Likewise.
82 (find_assert_locations_1): Renamed from find_assert_locations.
83 Move finding assert locations for conditional and switch
84 statements first. Update live bitmap. Do not walk the CFG.
85 (find_assert_locations): New function.
86 (insert_range_assertions): Remove entry of CFG walk.
87 Adjust call to find_assert_locations.
88 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
89 that only can appear because of fake exit edges but assert we
90 never try to insert on those.
91 (fini_pre): Do not remove fake exit edges here...
92 (execute_pre): ...but here, before committing edge inserts.
94 2008-08-19 Richard Guenther <rguenther@suse.de>
96 * passes.c (init_optimization_passes): Exchange store-ccp
99 2008-08-19 Rafael Espindola <espindola@google.com>
101 * varasm.c (weak_decls): Move earlier in the file.
102 (assemble_external): Add weak decls to the weak_decls list.
103 (declare_weak): Don't add decls to the weak_decls list.
105 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
108 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
109 before (sse2_shufpd_<mode>).
111 2008-08-19 Jakub Jelinek <jakub@redhat.com>
114 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
115 * tree.c (block_nonartificial_location): Likewise.
117 2008-08-19 Richard Guenther <rguenther@suse.de>
119 PR tree-optimization/35972
120 PR tree-optimization/23094
121 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
123 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
124 handle MISALIGNED_INDIRECT_REF.
125 (get_ref_from_reference_ops): New helper.
126 (vn_reference_lookup_pieces): Walk the use-def chain using the
127 alias-oracle if requested.
128 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
129 walking the use-def chain.
130 (compute_avail): But not here.
131 (create_component_ref_by_pieces_1): Properly handle
132 MISALIGNED_INDIRECT_REF.
133 (do_regular_insertion): Handle fully redundant
134 expressions after PHI-translation also for SSA_NAME values, not
135 only constants. Correctly use edoubleprime for that.
137 2008-08-19 Ira Rosen <irar@il.ibm.com>
139 * tree-vectorizer.c (supportable_widening_operation): Support
140 multi-step conversion, return the number of steps in such conversion
141 and the required intermediate types.
142 (supportable_narrowing_operation): Likewise.
143 * tree-vectorizer.h (vect_pow2): New function.
144 (supportable_widening_operation): Change argument types.
145 (supportable_narrowing_operation): Likewise.
146 (vectorizable_type_promotion): Add an argument.
147 (vectorizable_type_demotion): Likewise.
148 * tree-vect-analyze.c (vect_analyze_operations): Call
149 vectorizable_type_promotion and vectorizable_type_demotion with
151 (vect_get_and_check_slp_defs): Detect patterns.
152 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
154 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
155 vect_build_slp_tree with correct arguments. Calculate unrolling factor
156 according to the smallest type in the loop.
157 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
158 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
159 supportable_widening_operation with correct arguments.
160 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
161 operands lists according to the number of vector statements in left
162 or right node, if exists.
163 (vect_gen_widened_results_half): Remove unused argument.
164 (vectorizable_conversion): Call supportable_widening_operation,
165 supportable_narrowing_operation, and vect_gen_widened_results_half
166 with correct arguments.
167 (vectorizable_assignment): Change documentation, support multiple
169 (vectorizable_operation): Likewise.
170 (vect_get_loop_based_defs): New function.
171 (vect_create_vectorized_demotion_stmts): Likewise.
172 (vectorizable_type_demotion): Support loop-aware SLP and general
173 multi-step conversion. Call vect_get_loop_based_defs and
174 vect_create_vectorized_demotion_stmts for transformation.
175 (vect_create_vectorized_promotion_stmts): New function.
176 (vectorizable_type_promotion): Support loop-aware SLP and general
177 multi-step conversion. Call vect_create_vectorized_promotion_stmts
179 (vectorizable_store): Change documentation, support multiple
181 (vectorizable_load): Likewise.
182 (vect_transform_stmt): Pass SLP_NODE to
183 vectorizable_type_promotion and vectorizable_type_demotion.
184 (vect_schedule_slp_instance): Move here the calculation of number
185 of vectorized statements for each node from...
186 (vect_schedule_slp): ... here.
187 (vect_transform_loop): Call vect_schedule_slp without the last
190 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
193 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
194 to == in assert statement.
195 (vectorizable_reduction): Fix typo.
197 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
200 * value-prof.c (check_counter): Dereference pointer to overall
201 count when printing it.
203 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
205 * profile.h: Really add it.
207 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
209 * mcf.c: Really add it.
211 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
212 Vinodha Ramasamy <vinodha@google.com>
214 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
216 * value-prof.c (check_counter): Fix the counter if
217 flag_profile_correction is true.
218 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
219 tree_mod_subtract_transform):
220 Follow check_counter parameter change.
221 * common.opt (fprofile-correction): New option.
223 * profile.h: Likewise.
224 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
225 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
226 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
228 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
229 flag_profile_correction is set.
231 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
233 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
235 2008-08-18 Tomas Bily <tbily@suse.cz>
237 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
238 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
240 * tree-data-ref.c (split_constant_offset_1): Likewise.
241 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
242 * tree-sra.c (sra_walk_expr): Likewise.
243 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
244 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
245 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
246 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
248 * gimple.c (gimple_assign_unary_nop_p): Likewise.
249 * tree-vect-transform.c (vectorizable_type_demotion)
250 (vectorizable_type_promotion): Likewise.
251 * tree-inline.c (expand_call_inline):
252 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
253 (forward_propagate_addr_expr_1, forward_propagate_comparison)
254 (tree_ssa_forward_propagate_single_use_vars): Likewise.
255 * expr.c (expand_expr_real_1): Likewise.
256 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
257 (gimple_assign_unary_useless_conversion_p): Likewise.
258 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
259 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
260 * fold-const.c (fold_unary): Likewise.
261 * tree.h (CONVERT_EXPR_P): Likewise.
262 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
263 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
265 (register_edge_assert_for_2, extract_range_from_unary_expr)
266 (register_edge_assert_for_1): Likewise.
268 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
270 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
271 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
272 (enum real_value_const): Delete.
273 (get_real_const): Delete.
274 * real.c (get_real_const): Delete.
275 (dconst_e_ptr): Define.
276 (dconst_third_ptr): Define.
277 (dconst_sqrt2_ptr): Define.
278 * builtins.c: Update all callers.
280 2008-08-18 Richard Guenther <rguenther@suse.de>
282 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
283 statement iterator after statement removal.
285 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
287 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
288 (detect_processor_freebsd): Likewise.
289 (host_detect_local_cpu): Call newly added functions for FreeBSD.
291 2008-08-18 Richard Guenther <rguenther@suse.de>
293 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
294 and loads have the correct types.
296 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
299 * c-opts.c (cpp_opts): Remove static.
300 * c-parser.c (cpp_opts): Declare it extern.
301 (disable_extension_diagnostics): Handle cpp options.
302 (enable_extension_diagnostics): Likewise.
304 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
306 * diagnostics.c (permerror_at): Rename as permerror.
308 * toplev.h: Likewise.
310 2008-08-18 Richard Guenther <rguenther@suse.de>
312 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
313 sdse1 and addressables2 passes. Replace dce1 with cddce1.
314 Move call_cdce before build_alias. Move copyrename2,
315 cunrolli and ccp2 beafore build_alias. Re-add addressable2
316 right after final inlining.
317 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
318 (pass_build_cfg): But instead via TODO_dump_func.
320 2008-08-18 Richard Guenther <rguenther@suse.de>
322 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
324 (scalarize_init): If we failed to generate some initializers
325 do not generate zeros for not instantiated members. Instead
326 rely on the copy out.
327 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
328 about missing flow-sensitive alias info only if we have
331 2008-08-17 Nick Clifton <nickc@redhat.com>
333 * doc/extend.texi (Function Attributes): Fix typo in description
334 if hot function attribute.
336 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
337 Richard Sandiford <rdsandiford@googlemail.com>
339 * doc/install.texi (--with-mips-plt): Document.
340 * doc/invoke.texi (-mplt, -mno-plt): Document.
341 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
342 and handle ${with_mips_plt}.
343 * config/mips/mips.opt (mplt): New option.
344 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
345 (TARGET_ABICALLS_PIC2): Likewise.
346 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
347 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
348 (ASM_SPEC): Use !mabi=* instead of !mabi*.
349 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
350 to decide whether to output ".option picX" directives.
351 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
352 Pass -call_nonpic rather than -KPIC for -mplt.
353 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
354 on the command line. Also remove it when -mabi=64 is used without
356 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
357 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
358 TARGET_ABICALLS_PIC0.
359 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
361 (mips16_build_function_stub): Only output ".option pic" directives
362 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
363 (mips16_build_call_stub): Fix comment and remove redundant
364 ".set at"/"set .noat" directives.
365 (mips_function_rodata_section): Use the default behaviour for
366 TARGET_ABSOLUTE_ABICALLS.
367 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
368 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
369 (mips_restore_gp): Do nothing if the current function doesn't use
371 (mips_expand_prologue): Only save $gp if the current function uses it.
372 Use a normal move for TARGET_ABICALLS_PIC0.
373 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
375 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
377 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
378 of function when handling GLOBAL_POINTER_REGNUM.
380 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
383 * common.opt (-fstack-check): Do not declare the variable here.
384 (-fstack-check=): New option variant.
385 * doc/invoke.texi (Code Gen Options): Document it.
386 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
387 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
388 (STACK_CHECK_STATIC_BUILTIN): New macro.
389 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
390 * opts.c: Include expr.h.
391 (common_handle_option) <OPT_fold_stack_check_>: New case.
392 <OPT_fstack_check>: Likewise.
393 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
394 consistently in the test for variable-sized types. Adjust for
395 new behaviour of flag_stack_check.
396 * explow.c: Include except.h.
397 (allocate_dynamic_stack_space): Do not take into account
398 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
399 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
400 for variable-sized parameters. Treat all parameters whose size is
401 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
402 stack checking is enabled.
403 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
404 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
405 if generic stack checking is enabled.
406 (expand_function_end): Adjust for new behaviour of flag_stack_check.
407 * reload1.c (reload): Likewise.
408 * stmt.c (expand_decl): Assert that all automatic variables have
409 fixed size at this point and remove dead code.
410 * flags.h (stack_check_type): New enumeration type.
411 (flag_stack_check): Declare.
412 * toplev.c (flag_stack_check): New global variable.
413 * Makefile.in (opts.o): Add dependency on EXPR_H.
414 (explow.o): Add dependency on except.h.
416 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
418 * config/avr/avr.c (avr_override_options): Reduce value of
419 PARAM_INLINE_CALL_COST.
421 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
423 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
424 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
425 lieu of TYPE_MODE (type) throughout.
427 2008-08-15 Joseph Myers <joseph@codesourcery.com>
429 * config/arm/arm.c (add_minipool_backward_ref): Check for
430 8-byte-aligned entries in second case of forcing insertion after a
431 particular entry. Change third case to avoid inserting
432 non-8-byte-aligned entries before 8-byte-aligned ones.
434 2008-08-15 Richard Guenther <rguenther@suse.de>
436 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
437 strip components for unknown size accesses.
439 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
441 * config/s390/2097.md New file.
442 * config/s390/s390.md ("z10prop" attribute): Define none,
443 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
444 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
445 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
446 possible values and apply them to insns as appropriate.
447 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
448 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
449 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
450 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
452 ("bfp" mode attribute): Removed. Every occurence replaced
454 * config/s390/s390.c (struct "z10_cost"): Updated entries.
455 * config/s390/2084.md (insn_reservation "x_itof"): Updated
458 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
461 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
464 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
466 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
467 additional argument. Support reduction when duplication is needed due
468 to data-types of different sizes in the loop.
469 (get_initial_def_for_induction): Fix printout.
470 (vect_get_vec_def_for_stmt_copy): Support case where the
471 vec_stmt_for_operand is a phi node.
472 (vectorizable_reduction): Support reduction when duplication is needed
473 due to data-types of different sizes in the loop.
474 (vectorizable_call): Remove restriction to not vectorize in case we
475 have data-types of different sizes in the loop.
476 (vectorizable_conversion): Likewise.
477 (vectorizable_operation): Likewise.
478 (vectorizable_type_demotion): Likewise.
479 (vectorizable_type_promotion): Likewise.
480 (vectorizable_induction): Add restriction to not vectorize in case
481 we have data-types of different sizes in the loop.
483 2008-08-14 Christophe Saout <christophe@saout.de>
484 Uros Bizjak <ubizjak@gmail.com>
487 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
488 (*vec_concatv2di_rex64_sse4_1): Ditto.
489 (*vec_concatv2di_rex64_sse): Ditto.
491 2008-08-14 Jakub Jelinek <jakub@redhat.com>
494 * fold-const.c (fold_widened_comparison): Do not allow
495 sign changes that change the result even if shorter type
496 is wider than arg1_unw's type.
498 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
500 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
501 Skip if the multilib testing specifies -march that does not
502 agree with the one specified in the testcase.
504 2008-08-13 Joseph Myers <joseph@codesourcery.com>
506 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
507 zero extend SImode values being converted to TFmode before passing
510 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
512 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
513 __PPU__ when targeting the Cell/B.E. PPU processor.
515 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
517 * gimple.h (gimple_call_set_chain): Accept SSA variables.
518 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
519 Rematerialize the static chain, if any.
520 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
523 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
525 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
526 (new_loc_descr): Likewise.
527 (add_loc_descr): Likewise.
528 (size_of_loc_descr): Likewise.
529 (size_of_locs): Likewise.
530 (output_loc_operands): Likewise.
531 (output_loc_sequence): Likewise.
532 (new_reg_loc_descr): New.
533 (build_cfa_loc): Use it.
534 (build_cfa_aligned_loc): Likewise.
535 (one_reg_loc_descriptor): Likewise.
536 (based_loc_descr): Likewise.
538 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
541 * doc/invoke.texi (Wmain): Update.
542 * c-decl.c (start_decl): warn_main is only 0 or 1.
543 (start_function): Likewise. Fix formatting.
544 (finish_function): Delete redundant warning.
545 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
546 * c-opts (c_common_handle_option): -Wall only has effect if
547 warn_main is uninitialized. OPT_Wmain is automatically
548 handled. -pedantic also enables Wmain.
549 (c_common_post_options): Handle all logic for Wmain here.
550 * c-common.c (warn_main): Delete.
551 (check_main_parameter_types): Make pedwarns conditional on
553 * c-common.h (warn_main): Delete.
555 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
558 * expr.c (emit_group_store): Allocate stack temp with the
559 largest alignment when copying from register to stack.
561 2008-08-13 Richard Guenther <rguenther@suse.de>
563 * tree.h (maybe_fold_offset_to_address): Declare.
564 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
565 (ccp_fold): Handle pointer conversions the same as fold_stmt.
566 Likewise for POINTER_PLUS_EXPR.
567 (maybe_fold_offset_to_reference): Enable disabled code.
568 (maybe_fold_offset_to_address): New function.
569 (fold_stmt_r): Use it.
570 (fold_gimple_assign): Likewise.
571 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
572 (gimplify_expr): Likewise.
574 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
576 * toplev.h (pedwarn_at): Fix declaration.
578 2008-08-13 Joseph Myers <joseph@codesourcery.com>
580 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
581 LINK_SPEC): Use %R in -Y P argument.
583 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
586 * diagnostic.c (pedwarn_at): New.
587 * toplev.h (pedwarn_at): Declare.
588 * c-tree.h (build_enumerator): Update declaration.
589 * c-decl.c (finish_enum): Update comment.
590 (build_enumerator): Take a location parameter. Give a pedwarn but do
591 not perform any conversion.
592 * c-parser.c (c_parser_enum_specifier): Set correct location for
595 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
598 * c-common.c (conversion_warning): Use a switch. Ignore boolean
599 expressions except for conversions to signed:1 bitfields. Handle
600 COND_EXPR with constant operands.
602 2008-08-13 Richard Guenther <rguenther@suse.de>
604 PR tree-optimization/15255
605 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
606 (struct oecount_s): New struct and VEC types.
608 (oecount_hash): New function.
609 (oecount_eq): Likewise.
610 (oecount_cmp): Likewise.
611 (zero_one_operation): New function.
612 (build_and_add_sum): Likewise.
613 (undistribute_ops_list): Perform un-distribution of multiplication
614 and division on the chain of summands.
615 (should_break_up_subtract): Also break up subtracts for factors.
616 (reassociate_bb): Delete dead visited statements.
617 Call undistribute_ops_list. Re-sort and optimize if it did something.
618 * passes.c (init_optimization_passes): Move DSE before
620 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
623 2008-08-12 Janis Johnson <janis187@us.ibm.com>
625 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
627 * doc/invoke.texi: Revert unintended checkin.
629 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
632 * gcc.c (include_spec_function): Tweak call to find_a_file.
634 2008-08-12 Jakub Jelinek <jakub@redhat.com>
637 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
639 * dojump.c (do_jump): Likewise.
641 PR tree-optimization/37084
642 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
643 if id->regimplify, don't assume stmt is a cast assignment.
645 2008-08-12 Anatoly Sokolov <aesok@post.ru>
647 * final.c (final_scan_insn): Use app_enable/app_disable functions.
649 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
652 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
655 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
657 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
658 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
660 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
661 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
662 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
663 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
664 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
666 * doc/tm.texi (Storage Layout): Remove documentation for
669 * simplify-rtx.c (simplify_binary_operation_1): Replace
670 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
672 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
674 * real.h (struct real_format): New member has_sign_dependent_rounding.
675 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
676 spu_single_format, ieee_double_format, mips_double_format,
677 motorola_double_format, ieee_extended_motorola_format,
678 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
679 ieee_extended_intel_96_round_53_format, ibm_extended_format,
680 mips_extended_format, ieee_quad_format, mips_quad_format,
681 vax_f_format, vax_d_format, vax_g_format): Initialize it.
682 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
684 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
685 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
686 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
687 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
688 (ROUND_TOWARDS_ZERO): Likewise.
690 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
691 (FLOAT_MODE_FORMAT): New macro.
692 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
693 (MODE_COMPOSITE_P): ... this new macro.
694 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
695 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
696 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
698 * flags.h: Include "real.h".
700 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
701 REAL_MODE_FORMAT_COMPOSITE_P.
702 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
704 * doc/tm.texi (Storage Layout): Remove documentation of
705 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
706 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
707 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
708 they only apply to libgcc2.a.
710 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
712 * config/spu/float_disf.c: New file.
713 * config/spu/float_unsdisf.c: New file.
714 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
715 (LIB2FUNCS_EXCLUDE): Define.
717 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
718 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
720 * real.h (struct real_format): New member round_towards_zero.
721 * real.c (round_for_format): Respect fmt->round_towards_zero.
722 (ieee_single_format, mips_single_format, motorola_single_format,
723 spu_single_format, ieee_double_format, mips_double_format,
724 motorola_double_format, ieee_extended_motorola_format,
725 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
726 ieee_extended_intel_96_round_53_format, ibm_extended_format,
727 mips_extended_format, ieee_quad_format, mips_quad_format,
728 vax_f_format, vax_d_format, vax_g_format): Initialize it.
729 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
731 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
732 real_format to choose rounding mode when calling MPFR functions.
733 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
734 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
736 * real.h (real_to_decimal_for_mode): Add prototype.
737 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
738 Respect target rounding mode when generating decimal representation.
739 (real_to_decimal): New stub for backwards compatibility.
740 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
741 real_to_decimal_for_mode instead of real_to_decimal.
743 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
745 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
746 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
748 * real.c (spu_single_format): New variable.
749 * real.h (spu_single_format): Declare.
751 * config/spu/spu.c (spu_override_options): Install SFmode format.
752 (spu_split_immediate): Use integer mode to operate on pieces of
753 floating-point values in all cases.
755 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
756 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
757 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
759 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
761 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
763 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
765 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
767 2008-08-12 Jakub Jelinek <jakub@redhat.com>
770 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
771 on the VAR_DECL instead of TYPE_READONLY on its type.
773 2008-08-12 Ira Rosen <irar@il.ibm.com>
775 * tree-vectorizer.c: Depend on langhooks.h.
776 (supportable_widening_operation): Add two arguments. Support double
778 (supportable_narrowing_operation): Likewise.
779 * tree-vectorizer.h (supportable_widening_operation): Add two
781 (supportable_narrowing_operation): Likewise.
782 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
783 supportable_widening_operation with correct arguments.
784 * tree-vect-transform.c (vectorizable_conversion): Likewise.
785 (vectorizable_type_demotion): Support double type conversions.
786 (vectorizable_type_promotion): Likewise.
787 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
789 2008-08-11 Michael Matz <matz@suse.de>
791 * i386/i386.c (override_options): Move initialisation from
792 flag_schedule_insns_after_reload to here from ...
793 (optimization_options): ... here.
795 2008-08-11 Jakub Jelinek <jakub@redhat.com>
797 PR rtl-optimization/36998
798 * dwarf2out.c (compute_barrier_args_size_1,
799 compute_barrier_args_size): Temporarily remove assertions.
801 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
804 * tree-ssa.c (struct walk_data): Add new flag
805 warn_possibly_uninitialized.
806 (warn_uninitialized_var): Use it.
807 (warn_uninitialized_vars): New.
808 (execute_early_warn_uninitialized): Call it.
809 (execute_late_warn_uninitialized): Likewise.
811 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
814 * reload1.c (gen_reload): Guard calls to get_secondary_mem
817 2008-08-09 Jan Hubicka <jh@suse.cz>
820 * optabs.c (maybe_emit_unop_insn): Remove produced code if
822 (expand_fix): Be prepared for expansion to fail.
823 (expand_sfix_optab): Remove instructions if expansion failed.
825 2008-08-09 Anatoly Sokolov <aesok@post.ru>
827 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
829 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
830 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
832 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
834 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
835 mips/t-libgcc-mips16 to tmake_file.
836 * config/mips/mips-protos.h (mips_call_type): New enum.
837 (mips_pic_base_register, mips_got_load): Declare.
838 (mips_restore_gp): Take an rtx argument.
839 (mips_use_pic_fn_addr_reg_p): Declare.
840 (mips_expand_call): Replace the sibcall_p argument with
841 a mips_call_type argument. Add a lazy_p parameter.
842 (mips_split_call): Declare.
843 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
844 (MIPS16_PIC_TEMP): Likewise.
845 (reg_class): Delete M16_NA_REGS.
846 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
847 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
848 (mips_split_hi_p): Declare.
849 * config/mips/mips.c (mips_split_hi_p): New array.
850 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
851 (mips_got_symbol_type_p): New function.
852 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
853 (mips16_stub_function_p): New function.
854 (mips16_local_function_p): Likewise.
855 (mips_use_pic_fn_addr_reg_p): Likewise.
856 (mips_cannot_force_const_mem): Return false for HIGHs.
857 Extend CONST_INT and symbolic handling to MIPS16, using
858 mips_symbol_insns to check that the base symbol type is a
859 legitimate constant. Reject GOT-based constants if
860 TARGET_MIPS16_PCREL_LOADS.
861 (mips_const_insns): Check targetm.cannot_force_const_mem when
862 decomposing a symbolic base and a large offset.
863 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
864 When calling a function that needs $25 from MIPS16 code,
865 move the target address into $25 separately and add a USE
867 (mips16_gp_pseudo_reg): Insert the initializer immediately
868 before the first real insn.
869 (mips_pic_base_register, mips_got_load): New functions.
870 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
871 parameter to LOW_OUT. Say that it can be any valid SET_SRC
872 when splitting a load-address operation. Split SYMBOL_GOT_DISP
873 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
874 (mips_call_tls_get_addr): Update the call to mips_expand_call,
875 also passing NULL_RTX rather than const0_rtx as the aux argument.
876 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
877 instead of TARGET_EXPLICIT_RELOCS.
878 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
879 (mips_load_call_address): Replace the sibcall_p argument with
880 a mips_call_type argument. Use mips_got_load.
881 (mips16_local_alias): New structure.
882 (mips16_local_aliases): New variable.
883 (mips16_local_aliases_hash): New function.
884 (mips16_local_aliases_eq): Likewise.
885 (mips16_local_alias): Likewise.
886 (mips16_stub_function): Likewise.
887 (mips16_build_function_stub): Create a local alias for the target
888 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
889 .cpload directive and an R_MIPS_NONE relocation for the target
890 function, then load the alias rather than the function itself.
891 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
892 (mips16_copy_fpr_return_value): Use mips16_stub_function and
893 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
894 (mips16_build_call_stub): Replace the FN parameter with an
895 FN_PTR parameter. Force the address into a register if it
896 isn't a call_insn_operand; don't rely on the caller to do this.
897 If a call to a locally-defined and locally-binding MIPS16
898 function must be made indirectly, redirect the call to the
899 function's local alias. Use mips16_stub_function_p,
900 mips16_stub_function, mips_expand_call and use_reg.
901 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
902 Use explicit %hi and %lo accesses where possible.
903 Use MIPS_CALL to generate the correct code form of a
904 jal instruction. Add clobbers of $18 instead of uses.
905 Update the call to mips_emit_call_insn.
906 (mips_expand_call): Replace the SIBCALL_P argument with a
907 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
908 Take a LAZY_P parameter. Call mips16_build_call_stub first,
909 allowing it to modify the call address. Update the calls to
910 mips_load_call_address and mips_emit_call_insn.
911 (mips_split_call): New function.
912 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
913 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
914 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
915 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
916 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
918 (mips_cprestore_slot): New function.
919 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
920 and use mips_cprestore_slot.
921 (mips_output_function_prologue): Handle TARGET_MIPS16 for
923 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
924 then use a copygp_mips16 instruction to set up $28.
925 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
926 (mips16_lay_out_constants): Call split_all_insns_noflow.
927 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
928 false if TARGET_MIPS16.
929 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
930 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
931 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
932 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
933 MIPS16 code. Allow MIPS16 o32 PIC.
934 (mips_override_options): Allow MIPS16 o32 PIC.
935 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
936 after reload if TARGET_USE_GOT.
937 (UNSPEC_COPYGP): New constant.
938 (length): Use a default length of 8 for MIPS16 GOT loads.
939 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
940 (*got_page<mode>): Check mips_split_hi_p.
941 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
942 (unspec_got<mode>, unspec_call<mode>): New expanders.
943 (load_got<mode>, load_call<mode>): Remove the length attributes.
944 Use a got attribute instead of a type attribute.
945 (copygp_mips16): New insn.
946 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
947 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
948 (sibcall, sibcall_value, call, call_value): Update the calls
950 (call_internal, call_value_internal): Use mips_split_call.
951 (call_value_multiple_internal): Likewise.
952 (call_split): Move after call_internal (the insn it is split from).
953 (call_internal_direct, call_value_internal_direct): Turn into
954 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
955 (call_direct_split, call_value_direct_split): New patterns.
956 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
957 and use M16_REGS instead of M16_NA_REGS.
958 * config/mips/predicates.md (const_call_insn_operand): Replace
959 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
960 mips_use_pic_fn_addr_reg_p check.
961 (move_operand): Reject HIGHs if mips_split_hi_p.
962 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
963 (__mips16_floatunsisf): Inline __mips16_floatsisf.
964 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
965 * config/mips/libgcc-mips16.ver: New file.
966 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
967 $(srcdir)/config/mips/libgcc-mips16.ver.
969 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
971 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
972 (mips_unspec_address, mips_unspec_offset_high): Likewise.
973 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
974 (mips16_cfun_returns_in_fpr_p): Likewise.
976 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
978 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
979 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
982 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
984 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
985 (FUNCTION_PROFILER): Save the static chain pointer into $2
986 beforehand and restore it aftewards.
987 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
988 address directly into $25 and call the function through $25;
989 do not clobber $3. Pad the DImode version to cover the space
990 left by the deleted $25 <- $3 move.
991 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
992 the removal of the $25 <- $3 move.
993 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
994 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
996 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
997 Daniel Jacobowitz <dan@codesourcery.com>
999 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
1000 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
1001 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
1002 * config/mips/mips.c (mips_start_function_definition): New function.
1003 (mips_end_function_definition): Likewise.
1004 (mips_output_function_prologue): Use mips_start_function_definition.
1005 (mips_output_function_epilogue): Use mips_end_function_definition.
1006 (build_mips16_function_stub): Use mips_start_function_definition
1007 and mips_end_function_definition.
1008 (build_mips16_call_stub): Likewise.
1010 2008-08-09 Richard Guenther <rguenther@suse.de>
1012 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
1013 * gimple.h (gimple_call_fn): Adjust comment.
1014 (gimple_call_set_fndecl): New function.
1015 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
1016 longer having bare FUNCTION_DECL operand.
1017 (gimple_call_return_type): Likewise.
1018 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
1020 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
1021 (gimple_mod_pow2): Likewise.
1022 (gimple_mod_subtract): Likewise.
1023 (gimple_ic): Likewise.
1024 (gimple_stringop_fixed_value): Likewise.
1025 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
1026 longer having bare FUNCTION_DECL operand.
1027 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
1028 * omp-low.c (optimize_omp_library_calls): Likewise.
1029 * cgraphunit.c (update_call_expr): Likewise.
1030 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
1031 (execute_convert_to_rsqrt): Likewise.
1032 * cfgexpand.c (gimple_to_tree): Simplify.
1033 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
1034 bare FUNCTION_DECL operand.
1035 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
1036 (convert_gimple_call): Use gimple_call_fndecl.
1037 * c-common.c (c_warn_unused_result): Likewise.
1039 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1042 * c-typeck.c (digest_init): Call verify_sequence_points from here.
1043 (c_finish_return): Likewise.
1044 (c_start_case): Likewise.
1045 * c-common.c (warn_for_collisions_1): Use explicit location in
1047 * c-parser.c (c_parser_condition): New. Call
1048 verify_sequence_points.
1049 (c_parser_paren_condition): Call c_parser_condition.
1050 (c_parser_for_statement): Call c_parser_condition.
1052 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1055 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
1056 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
1057 Moved from diagnostic.h
1058 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
1060 (emit_diagnostic): New.
1061 (warning0, pedwarn0): Delete.
1062 (warning, warning_at, pedwarn, permerror): Return bool.
1063 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
1064 Moved to diagnostic.c.
1065 (struct diagnostic_context): Use correct type for
1066 classify_diagnostic.
1067 (diagnostic_report_diagnostic): Update declaration.
1068 (emit_diagnostic): Declare.
1069 * errors.c (warning): Return bool.
1070 * errors.h (warning): Update declaration.
1071 * toplev.h (warning0, pedwarn0): Delete.
1072 (warning, warning_at, pedwarn, permerror): Return bool.
1073 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
1074 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
1075 inform. Update all calls.
1076 (diagnose_mismatched_decls): Check return value of warning/pedwarn
1077 before giving informative note.
1078 (implicit_decl_warning): Likewise.
1079 * c-typeck.c (build_function_call): Likewise.
1080 * tree-sssa.c (warn_uninit): Likewise.
1081 * builtins.c (gimplify_va_arg_expr): Likewise.
1083 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1086 * doc/invoke.texi (-Wextra): Move warning from here...
1087 (-Wuninitialized): ... to here.
1089 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1092 * flags.h (set_Wunused): Delete
1093 * toplev.c (process_options): Handle Wunused flags here.
1094 * opts.c (maybe_warn_unused_parameter): Delete.
1095 (common_handle_option): Replace set_Wunused by warn_unused.
1096 (set_Wextra): Do not handle Wunused-parameter here.
1097 (set_Wunused): Delete.
1098 * c-opts.c (c_common_handle_option): Replace set_Wunused by
1100 * common.opt (Wunused): Add Var and Init.
1101 (Wunused-function): Likewise.
1102 (Wunused-label): Likewise.
1103 (Wunused-parameter): Likewise.
1104 (Wunused-value): Likewise.
1105 (Wunused-variable): Likewise.
1107 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
1109 * doc/invoke.texi: Add cpu_type power7.
1110 * config.in (HAVE_AS_VSX): New.
1111 * config.gcc: Add cpu_type power7.
1112 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
1114 * configure: Regenerate.
1115 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
1117 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
1118 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
1119 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
1121 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
1123 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
1124 type to vectorize.builtin_conversion.
1125 (vectorizable_conversion): Likewise.
1126 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
1127 integral type as input.
1128 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
1130 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
1131 and ALTIVEC_BUILTIN_VCTSXS.
1132 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
1135 2008-08-08 Richard Guenther <rguenther@suse.de>
1137 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
1138 (surely_varying_stmt_p): Calls are varying only if they are
1139 non-builtin and not indirect or have no result.
1140 (ccp_fold): Re-instantiate code before the tuples merge.
1142 2008-08-08 Richard Guenther <rguenther@suse.de>
1144 PR tree-optimization/37056
1145 * gimple.h (gimple_assign_rhs_class): New helper function.
1146 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
1147 unary operations properly.
1149 2008-08-07 Jan Hubicka <jh@suse.cz>
1151 * i386.h (ix86_size_cost): Declare.
1152 (ix86_cur_cost): New function macro.
1153 * i386.md (peepholes expanding size and splitters): Predicate by
1154 optimize_insn_for_speed_p.
1155 (peepholes reduce size and splitters): Predicate by
1156 optimize_insn_for_size_p.
1157 * i386.c (ix86_size_cost): Rename from ...
1158 (size_cost): This one.
1159 (override_options): Update.
1160 (decide_alg): Likewise.
1161 (ix86_expand_clear): Use RTL profile.
1162 (ix86_pad_returns): Use RTL profile.
1164 2008-08-07 Jan Hubicka <jh@suse.cz>
1166 * recog.c (split_all_insns): Set RTL profile
1167 (peephole2_optimize): Likewise.
1168 * function.c (thread_prologue_and_epilogue_insns): Likewise.
1169 * combine.c (combine_instructions): Likewise.
1171 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1173 * c-common.c (c_common_reswords): Also warn about keyword "bool".
1175 2008-08-07 Bob Wilson <bob.wilson@acm.org>
1177 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
1178 value in a6 after the set_frame_ptr insn.
1180 2008-08-07 Richard Henderson <rth@redhat.com>
1183 * gcc.c (cpp_options): Pass along -g*.
1185 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1187 * config/arm/arm.c (output_move_neon): Update comment describing
1188 big-endian vector layout.
1189 (arm_assemble_integer): Do not handle big-endian NEON vectors
1191 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
1192 neon_vget_lane<mode>_sext_internal,
1193 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
1194 element indices for big-endian.
1196 2008-08-07 Richard Henderson <rth@redhat.com>
1198 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
1199 * configure, config.in: Rebuild.
1200 * debug.h (dwarf2out_do_cfi_asm): Declare.
1201 * c-cppbuiltin.c (c_cpp_builtins): Use it.
1202 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
1203 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
1204 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
1206 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1208 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
1209 movv2si_internal): Combine into mov<mode>_internal.
1210 (movv2si_internal_2): Remove.
1212 2008-08-07 Jan Hubicka <jh@suse.cz>
1215 * i386.md (single stringop patterns): Enable unconditionally.
1217 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
1220 * config/i386/emmintrin.h (_mm_move_epi64): Use
1221 __builtin_ia32_movq128.
1223 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
1224 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
1226 * config/i386/sse.md (sse2_movq128): New.
1228 * doc/extend.texi: Document __builtin_ia32_movq128.
1230 2008-08-07 Richard Guenther <rguenther@suse.de>
1233 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
1234 pointers can access anything.
1236 2008-08-06 Jan Hubicka <jh@suse.cz>
1238 * optabs.c (emit_unop_insn): Break out to ...
1239 (maybe_emit_unop_insn): ... this one.
1240 (expand_sfix_optab): Use maybe variant.
1241 * optabs.h (maybe_emit_unop_insn): Declare.
1243 * i386.md (mov0 patterns): Enable by default.
1244 (FP conversion expanders): Disable expansion of code expanding
1245 sequences when instruction should be optimized for size.
1246 (single strinop patterns): Enable when optimizing for size.
1247 (string expanders): Disable expanding of code expanding sequences
1248 when optimizning instruction for size.
1249 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
1251 (ix86_fp_comparison_sahf_cost): Likewise.
1252 (ix86_expand_branch): Likewise.
1253 (ix86_expand_ashl_const): Likewise.
1254 (ix86_split_ashl): Likewise.
1255 (ix86_expand_strlen): Likewise.
1256 (ix86_emit_fp_unordered_jump): Likewie.
1258 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1260 * c-common.c: Fix typo.
1261 (c_common_reswords): Activate more C++ keyword warnings.
1263 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
1265 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1268 * diagnostic.c (permerror_at): New.
1269 * toplev.h (permerror_at): Declare.
1271 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
1272 Ira Rosen <irar@il.ibm.com>
1274 * tree-vect-transform.c (vect_model_simple_cost): Return
1275 immediately if stmt is pure SLP.
1276 (vect_model_store_cost): Ditto.
1277 (vect_model_load_cost): Ditto.
1278 (vectorizable_store): Remove PURE_SLP check before call
1279 to vect_model_store_cost.
1280 (vect_model_store_cost): When checking whether stmt describe
1281 strided access, add a check that it is not slp_node.
1283 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1286 * c-common.c (warn_for_sign_compare): New. Handle separately the
1287 case that 'constant' is zero.
1288 * c-typeck.c (build_binary_op): Move code to c-common.c
1290 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1292 * config/alpha/alpha.c (alpha_preferred_reload_class,
1293 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
1294 alpha_output_mi_thunk_osf): Avoid C++ keywords.
1295 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
1296 * config/arm/arm.md: Likewise.
1297 * config/avr/avr-protos.h (preferred_reload_class,
1298 test_hard_reg_class, avr_simplify_comparison_p,
1299 out_shift_with_cnt, class_max_nregs): Likewise.
1300 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
1301 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
1302 preferred_reload_class, test_hard_reg_class): Likewise.
1303 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
1304 bfin_memory_move_cost, bfin_secondary_reload,
1305 bfin_output_mi_thunk): Likewise.
1306 * config/crx/crx.c (crx_secondary_reload_class,
1307 crx_memory_move_cost): Likewise.
1308 * config/frv/frv-protos.h (frv_secondary_reload_class,
1309 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
1310 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
1311 frv_secondary_reload_class, frv_class_likely_spilled_p,
1312 frv_class_max_nregs): Likewise.
1313 * config/h8300/h8300.c (h8300_classify_operand,
1314 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
1316 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
1317 * config/ia64/ia64.c (ia64_preferred_reload_class,
1318 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
1319 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
1320 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
1322 * config/m68hc11/m68hc11.c (preferred_reload_class,
1323 m68hc11_memory_move_cost): Likewise.
1324 * config/mcore/mcore.c (mcore_secondary_reload_class,
1325 mcore_reload_class): Likewise.
1326 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
1327 mips_class_max_nregs, mips_cannot_change_mode_class,
1328 mips_preferred_reload_class, mips_secondary_reload_class,
1329 mips_output_mi_thunk): Likewise.
1330 * config/mmix/mmix.c (mmix_preferred_reload_class,
1331 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
1333 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1335 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
1336 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
1337 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1338 * config/rs6000/rs6000.c (paired_expand_vector_init,
1339 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
1340 compare_section_name, rs6000_memory_move_cost): Likewise.
1341 * config/s390/s390.c (s390_emit_compare_and_swap,
1342 s390_preferred_reload_class, s390_secondary_reload,
1343 legitimize_pic_address, legitimize_tls_address,
1344 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
1345 s390_class_max_nregs): Likewise.
1346 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1347 * config/s390/s390.md: Likewise.
1348 * config/score/score-protos.h (score_secondary_reload_class,
1349 score_preferred_reload_class): Likewise.
1350 * config/score/score.c (score_preferred_reload_class,
1351 score_secondary_reload_class): Likewise.
1352 * config/score/score3.c (score3_output_mi_thunk,
1353 score3_preferred_reload_class, score3_secondary_reload_class,
1354 score3_hard_regno_mode_ok): Likewise.
1355 * config/score/score3.h (score3_preferred_reload_class,
1356 score3_secondary_reload_class): Likewise.
1357 * config/score/score7.c (score7_output_mi_thunk,
1358 score7_preferred_reload_class, score7_secondary_reload_class,
1359 score7_hard_regno_mode_ok): Likewise.
1360 * config/score/score7.h (score7_preferred_reload_class,
1361 score7_secondary_reload_class): Likewise.
1362 * config/sh/sh.c (prepare_move_operands, output_far_jump,
1363 output_branchy_insn, add_constant, gen_block_redirect,
1364 sh_insn_length_adjustment, sh_cannot_change_mode_class,
1365 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
1367 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1368 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
1369 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
1370 xstormy16_preferred_reload_class): Likewise.
1371 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
1372 xtensa_expand_atomic, override_options,
1373 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
1375 * reorg.c (try_merge_delay_insns): Likewise.
1376 * tree.c (merge_dllimport_decl_attributes): Likewise.
1378 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
1380 2008-08-06 Michael Matz <matz@suse.de>
1382 * Makefile.in (write_entries_to_file): Quote words.
1383 * gengtype.c: (read_input_line): Skip over leading white-space.
1385 2008-08-06 Marc Gauthier <marc@tensilica.com>
1387 * config.gcc: Match more processor names for Xtensa.
1388 * configure.ac: Likewise.
1389 * doc/install.texi (Specific): Likewise.
1390 * configure: Regenerate.
1392 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1394 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
1395 * calls.c (avoid_likely_spilled_reg): Likewise.
1396 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
1397 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
1398 * config/i386/i386.c (ix86_expand_special_args_builtin,
1399 ix86_secondary_reload): Likewise.
1400 * except.c (struct eh_region, gen_eh_region_catch,
1401 remove_unreachable_regions, duplicate_eh_regions,
1402 assign_filter_values, build_post_landing_pads,
1403 sjlj_find_directly_reachable_regions, remove_eh_handler,
1404 reachable_next_level, foreach_reachable_handler,
1405 can_throw_internal_1, can_throw_external_1,
1406 collect_one_action_chain): Likewise.
1407 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
1408 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
1409 * function.c (update_temp_slot_address, instantiate_new_reg,
1410 instantiate_virtual_regs_in_rtx,
1411 instantiate_virtual_regs_in_insn): Likewise.
1412 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
1413 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
1414 gimplify_cleanup_point_expr): Likewise.
1415 * ipa-cp.c (ipcp_lattice_changed): Likewise.
1416 * passes.c (next_pass_1): Likewise.
1417 * print-tree.c (print_node_brief, print_node): Likewise.
1418 * profile.c (branch_prob): Likewise.
1419 * tree-dump.c (dump_register): Likewise.
1420 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
1422 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
1423 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
1424 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
1425 copy_arguments_for_versioning, copy_static_chain): Likewise.
1426 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
1427 add_new_name_mapping, register_new_name_mapping): Likewise.
1428 * tree-mudflap.c (mf_xform_derefs): Likewise.
1429 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
1430 get_init_expr, combine_chains): Likewise.
1431 * tree-pretty-print.c (dump_generic_node): Likewise.
1432 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
1433 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
1434 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
1435 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
1437 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1440 * calls.c (expand_call): Use the biggest preferred stack
1443 2008-08-06 Michael Matz <matz@suse.de>
1446 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
1447 for reused reload, instead of overwriting them.
1449 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1452 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
1453 for incoming stack boundary.
1455 * function.c (assign_parm_find_entry_rtl): Update
1456 parm_stack_boundary.
1458 * function.h (rtl_data): Add parm_stack_boundary.
1460 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
1461 parm_stack_boundary for incoming stack boundary.
1463 2008-08-06 Joseph Myers <joseph@codesourcery.com>
1465 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
1466 for unrepresentable subregs or treat them as equal to other regs
1467 or subregs with the same register number.
1469 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
1472 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
1475 2008-08-06 Jan Hubicka <jh@suse.cz>
1477 * predict.c (maybe_hot_frequency_p): When profile is absent, all
1478 frequencies might be hot.
1480 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
1482 * reload.c (find_reloads): Force constants into literal pool
1483 also if they are wrapped in a SUBREG.
1485 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1488 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
1489 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
1490 Don't allow predicated instructions for data speculation.
1491 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
1494 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1496 * haifa-sched.c (extend_global): Split to extend_global_data and
1497 extend_region_data. Update all uses.
1498 (extend_all): Rename to extend_block_data.
1500 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1502 * sched-rgn.c (new_ready): Check if instruction can be
1503 speculatively scheduled before attempting speculation.
1504 (debug_rgn_dependencies): Remove wrongful assert.
1506 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1508 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
1510 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1512 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
1513 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
1514 va_size, and type_size.
1516 2008-08-04 Jason Merrill <jason@redhat.com>
1519 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
1520 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
1522 2008-08-05 Richard Henderson <rth@redhat.com>
1524 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
1525 * configure: Rebuild.
1527 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1530 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
1531 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
1534 2008-08-05 Richard Henderson <rth@redhat.com>
1536 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
1537 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
1538 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
1539 * common.opt (fdwarf2-cfi-asm): New.
1540 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
1541 * config.in, configure: Rebuild.
1542 * dwarf2asm.c (dw2_asm_output_data_raw): New.
1543 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
1544 (dw2_force_const_mem): Externalize.
1545 * dwarf2asm.h: Update.
1546 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
1547 generate a real label.
1548 (output_cfi_directive): New.
1549 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
1550 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
1551 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
1553 (dwarf2out_end_epilogue): Emit .cfi_endproc.
1554 (output_loc_operands_raw, output_loc_sequence_raw): New.
1555 (output_cfa_loc_raw): New.
1557 2008-08-05 Paul Brook <paul@codesourcery.com>
1559 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
1560 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
1561 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
1562 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
1563 * config/arm/arm.h (TARGET_VFPD32): Define.
1564 (TARGET_VFP3): Use TARGET_VFPD32.
1565 (fputype): Add FPUTYPE_VFP3D16.
1566 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
1567 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
1568 * config/arm/arm-cores.def: Add cortex-r4f.
1569 * config/arm/arm-tune.md: Regenerate.
1571 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1573 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
1574 Reword some comments throughout the file.
1576 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
1577 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
1578 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
1579 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
1581 (MFC_START_ENABLE): Remove PPU-only define.
1582 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
1583 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
1585 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
1586 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
1587 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
1588 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
1589 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
1590 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
1591 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
1593 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
1594 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
1595 (mfc_sdcrt, mfc_sdcrtst): Likewise.
1596 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
1598 (spu_read_machine_status): Fix typo.
1600 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1602 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
1603 SUBREG of multi-word hard register.
1604 * config/spu/spu.c (valid_subreg): Likewise.
1605 (adjust_operand): Handle SUBREGs of multi-word hard registers.
1607 2008-08-04 Richard Guenther <rguenther@suse.de>
1609 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
1610 the candidate with the stripped base if that base is different
1611 from the original base even for offset zero.
1613 2008-08-04 Richard Guenther <rguenther@suse.de>
1616 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
1617 check for no_overflow.
1619 2008-08-04 Richard Guenther <rguenther@suse.de>
1621 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
1623 2008-08-04 Paul Brook <paul@codesourcery.com>
1625 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
1626 (arm_order_regs_for_local_alloc): New function.
1627 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
1629 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
1631 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1634 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
1635 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
1636 (ix86_expand_epilogue): Likewise.
1638 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1640 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
1643 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1645 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
1646 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
1647 (*movv2sf_internal_rex64): Ditto.
1649 2008-08-03 Jan Hubicka <jh@suse.cz>
1651 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
1652 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
1653 * expmed.c (expand_smod_pow2): Likewise.
1655 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1658 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
1659 alternative 0 of operand 1.
1660 (*vec_concatv2di_rex64_sse): Ditto.
1661 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
1663 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
1664 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
1665 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
1666 (*movv2sf_internal_rex64): Ditto.
1668 2008-08-02 Richard Guenther <rguenther@suse.de>
1671 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
1672 (ssedoublesizemode): New mode attribute.
1673 (sse_shufps): Call gen_sse_shufps_v4sf.
1674 (sse_shufps_1): Macroize.
1675 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
1676 (sse2_shufpd_1): Macroize.
1677 (vec_extract_odd, vec_extract_even): New expanders.
1678 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
1679 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
1680 * i386.c (ix86_expand_vector_init_one_nonzero): Call
1681 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
1682 (ix86_expand_vector_set): Likewise.
1683 (ix86_expand_reduc_v4sf): Likewise.
1685 2008-08-01 Doug Kwan <dougkwan@google.com>
1687 * matrix-reorg.c: Re-enable all code.
1688 (struct malloc_call_data): Change CALL_STMT to gimple type.
1689 (collect_data_for_malloc_call): Tuplify.
1690 (struct access_site_info): Change STMT to gimple type.
1691 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
1692 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
1693 (struct free_info): Change STMT to gimple type.
1694 (struct matrix_access_phi_node): Change PHI to gimple type.
1695 (get_inner_of_cast_expr): Remove.
1696 (may_flatten_matrices_1): Tuplify.
1697 (may_flatten_matrices): Ditto.
1698 (mark_min_matrix_escape_level): Ditto.
1699 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
1700 (ssa_accessed_in_call_rhs): New
1701 (ssa_accessed_in_assign_rhs): New
1702 (record_access_alloc_site_info): Tuplify.
1703 (add_allocation_site): Ditto.
1704 (analyze_matrix_allocation_site): Ditto.
1705 (analyze_transpose): Ditto.
1706 (get_index_from_offset): Ditto.
1707 (update_type_size): Ditto.
1708 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
1709 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
1710 (analyze_accesses_for_phi_node): Tuplify.
1711 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
1712 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
1713 (analyze_matrix_accesses): Tuplify.
1714 (check_var_data): New call-back type for check_var_notmodified_p.
1715 (check_var_notmodified_p): Tuplify and use call-back struct to
1716 return statement found.
1717 (can_calculate_expr_before_stmt): Factor out statement related code
1719 (can_calculate_stmt_before_stmt): New.
1720 (check_allocation_function): Tuplify.
1721 (find_sites_in_func): Ditto.
1722 (record_all_accesses_in_func): Ditto.
1723 (transform_access_sites): Ditto.
1724 (transform_allocation_sites): Ditto.
1725 (matrix_reorg): Re-enable.
1726 (gate_matrix_reorg): Re-enable.
1728 2008-08-01 Jakub Jelinek <jakub@redhat.com>
1730 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
1731 for labels for which it hasn't been set yet. If it has been set,
1732 stop walking insns and continue with next worklist item.
1733 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
1734 if the only BARRIER is at the very end of a function.
1736 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
1738 * cfgexpand.c (expand_stack_alignment): Assert that
1739 stack_realign_drap and drap_rtx must match.
1741 * function.c (instantiate_new_reg): If DRAP is used to realign
1742 stack, replace virtual_incoming_args_rtx with internal arg
1745 2008-08-01 Richard Guenther <rguenther@suse.de>
1747 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
1748 loop information only if we initialized it.
1749 (execute_pre): Call fini_pre with in_fre.
1750 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
1751 if we do not unroll because we hit max-completely-peeled-insns.
1752 Use our estimation for consistency, do allow shrinking.
1754 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
1756 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
1757 with MIN_STACK_BOUNDARY.
1758 (ix86_update_stack_boundary): Likewise.
1759 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
1762 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
1763 (MIN_STACK_BOUNDARY): This.
1765 2008-08-01 Richard Guenther <rguenther@suse.de>
1768 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
1770 2008-08-01 Richard Guenther <rguenther@suse.de>
1772 PR tree-optimization/36988
1773 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
1774 do not matter if that doesn't change volatile qualification.
1776 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
1778 * configure.ac: Do not generate libada-mk. Do not subst
1780 * libada-mk.in: Remove.
1781 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
1782 * configure: Regenerate.
1784 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
1786 * tree-pass.h: Added comment about not dumping passes with name
1787 starting with star in struct opt_pass.
1788 * passes.c (register_dump_files_1): Don't do dump for a pass with
1789 name starting with star.
1790 * doc/passes.texi (Pass manager): Mention pass names and special
1791 meaning of star prefix to avoid dump.
1793 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
1795 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
1797 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
1798 (ISA_MIPS64R2): New macro.
1799 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
1800 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
1801 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
1802 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
1803 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
1804 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
1805 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
1806 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
1807 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
1808 Move up to keep list alphabetically sorted.
1809 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
1810 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
1812 * doc/invoke.texi (MIPS Options): Add -mips64r2.
1813 (-march=@var{arch}): Add mips64r2.
1815 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1817 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
1819 2008-07-31 Steve Ellcey <sje@cup.hp.com>
1821 * expr.c (expand_assignment): Check for complete type.
1823 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1826 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
1828 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
1829 for stack alignment.
1831 * function.h (rtl_data): Add stack_realign_tried. Update comments.
1833 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
1835 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
1836 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
1838 2008-07-31 Jakub Jelinek <jakub@redhat.com>
1840 PR rtl-optimization/36419
1841 * dwarf2out.c (barrier_args_size): New variable.
1842 (compute_barrier_args_size, compute_barrier_args_size_1): New
1844 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
1845 if not called yet in the current function, use barrier_args_size
1846 array to find the new args_size value.
1847 (dwarf2out_frame_debug): Free and clear barrier_args_size.
1849 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1852 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
1855 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1858 * dwarf2out.c (dwarf2out_args_size_adjust): New.
1859 (dwarf2out_stack_adjust): Use it.
1860 (dwarf2out_frame_debug_expr): Likewise.
1862 2008-07-31 Richard Guenther <rguenther@suse.de>
1864 PR tree-optimization/36978
1865 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
1866 the generated condition.
1868 2008-07-31 Richard Guenther <rguenther@suse.de>
1870 * passes.c (init_optimization_passes): Always call
1871 pass_early_warn_uninitialized.
1872 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
1873 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
1874 * doc/passes.texi (Warn for uninitialized variables): Adjust.
1876 2008-07-31 Jakub Jelinek <jakub@redhat.com>
1879 * builtins.c (maybe_emit_free_warning): New function.
1880 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
1881 maybe_emit_free_warning for BUILT_IN_FREE.
1884 * dwarf2out.c (get_context_die): New function.
1885 (force_decl_die, force_type_die): Use it.
1886 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
1887 returns NULL, force generation of DW_TAG_typedef and put that into
1890 PR preprocessor/36649
1891 * c-pch.c (c_common_read_pch): Save and restore
1892 line_table->trace_includes across PCH restore.
1894 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
1897 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
1899 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
1902 * final.c (call_from_call_insn): Handle COND_EXEC.
1904 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
1906 * builtins.c (std_gimplify_va_arg_expr): Replace
1907 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
1908 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1910 2008-07-30 Joey Ye <joey.ye@intel.com>
1911 H.J. Lu <hongjiu.lu@intel.com>
1913 * builtins.c (expand_builtin_setjmp_receiver): Replace
1914 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
1915 (expand_builtin_apply_args_1): Likewise.
1916 (expand_builtin_longjmp): Need DRAP for stack alignment.
1917 (expand_builtin_apply): Likewise.
1919 * caller-save.c (setup_save_areas): Call assign_stack_local_1
1920 instead of assign_stack_local to allow alignment reduction.
1922 * calls.c (emit_call_1): Need DRAP for stack alignment if
1924 (expand_call): Replace virtual_incoming_args_rtx with
1925 crtl->args.internal_arg_pointer.
1926 * stmt.c (expand_nl_goto_receiver): Likewise.
1928 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
1929 alignment and store to stack_alignment_estimated and
1930 max_used_stack_slot_alignment.
1931 (expand_one_var): Likewise.
1932 (expand_stack_alignment): New function.
1933 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
1934 and stack_alignment_estimated fields in rtl_data. Call
1935 expand_stack_alignment at end.
1937 * defaults.h (INCOMING_STACK_BOUNDARY): New.
1938 (MAX_STACK_ALIGNMENT): Likewise.
1939 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
1940 (SUPPORTS_STACK_ALIGNMENT): Likewise.
1942 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
1943 stack alignment when generating virtual registers.
1945 * function.c (assign_stack_local): Renamed to ...
1946 (assign_stack_local_1): This. Add a parameter to indicate
1947 if it is OK to reduce alignment.
1948 (assign_stack_local): Use it.
1949 (instantiate_new_reg): Instantiate virtual incoming args rtx
1950 to vDRAP if stack realignment and DRAP is needed.
1951 (assign_parms): Collect parameter/return type alignment and
1952 contribute to stack_alignment_estimated.
1953 (locate_and_pad_parm): Likewise.
1954 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
1955 with crtl->args.internal_arg_pointer.
1957 * function.h (rtl_data): Add new field drap_reg,
1958 max_used_stack_slot_alignment, stack_alignment_estimated,
1959 stack_realign_needed, need_drap, stack_realign_processed and
1960 stack_realign_finalized.
1961 (stack_realign_fp): New macro.
1962 (stack_realign_drap): Likewise.
1964 * global.c (compute_regsets): Frame pointer is needed when
1965 stack is realigned. Can eliminate frame pointer when stack is
1966 realigned and dynamic realigned argument pointer isn't used.
1968 * reload1.c (update_eliminables): Frame pointer is needed
1969 when stack is realigned.
1970 (init_elim_table): Can eliminate frame pointer when stack is
1971 realigned and dynamic realigned argument pointer isn't used.
1973 * rtl.h (assign_stack_local_1): Declare new funtion.
1975 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
1976 (TARGET_GET_DRAP_RTX): Likewise.
1977 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
1978 TARGET_GET_DRAP_RTX.
1980 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
1982 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
1983 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
1985 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
1986 H.J. Lu <hongjiu.lu@intel.com>
1988 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
1989 vdrap_reg, stack_realign and drap_reg_saved.
1990 (add_cfi): Don't allow redefining CFA when DRAP is used.
1991 (reg_save): Handle stack alignment.
1992 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
1993 alignment. Don't generate DWARF information for (set fp sp)
1995 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
1997 (int_loc_descriptor): Move prototype forward. Also define if
1998 DWARF2_UNWIND_INFO is true.
1999 (output_cfa_loc): Handle DW_CFA_expression.
2000 (build_cfa_aligned_loc): New.
2001 (based_loc_descr): Update assert for stack realign. For local
2002 variables, use sp+offset when stack is aligned without drap and
2003 fp+offset when stack is aligned with drap. For arguments, use
2004 cfa+offset when drap is used to align stack.
2006 2008-07-30 Joey Ye <joey.ye@intel.com>
2007 H.J. Lu <hongjiu.lu@intel.com>
2009 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
2011 (ix86_gen_andsp): New.
2012 (ix86_user_incoming_stack_boundary): Likewise.
2013 (ix86_default_incoming_stack_boundary): Likewise.
2014 (ix86_incoming_stack_boundary): Likewise.
2015 (ix86_can_eliminate): Likewise.
2016 (find_drap_reg): Likewise.
2017 (ix86_update_stack_boundary): Likewise.
2018 (ix86_get_drap_rtx): Likewise.
2019 (ix86_finalize_stack_realign_flags): Likewise.
2020 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
2021 (TARGET_GET_DRAP_RTX): Likewise.
2022 (override_options): Overide option value for new options.
2023 (ix86_function_ok_for_sibcall): Remove check for
2024 force_align_arg_pointer.
2025 (ix86_handle_cconv_attribute): Likewise.
2026 (ix86_function_regparm): Likewise.
2027 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
2028 (ix86_va_start): Replace virtual_incoming_args_rtx with
2029 crtl->args.internal_arg_pointer.
2030 (ix86_select_alt_pic_regnum): Check DRAP register.
2031 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
2032 (ix86_compute_frame_layout): Compute frame layout wrt stack
2034 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
2035 (ix86_expand_prologue): Decide if stack realignment is needed
2036 and generate prologue code accordingly.
2037 (ix86_expand_epilogue): Generate epilogue code wrt stack
2038 realignment is really needed or not.
2040 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
2041 (ABI_STACK_BOUNDARY): Likewise.
2042 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
2043 (STACK_REALIGN_DEFAULT): Likewise.
2044 (INCOMING_STACK_BOUNDARY): Likewise.
2045 (MAX_STACK_ALIGNMENT): Likewise.
2046 (ix86_incoming_stack_boundary): Likewise.
2047 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
2048 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
2049 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
2050 (machine_function): Remove force_align_arg_pointer.
2052 * config/i386/i386.md (BX_REG): New.
2053 (R13_REG): Likewise.
2055 * config/i386/i386.opt (mforce_drap): New.
2056 (mincoming-stack-boundary): Likewise.
2057 (mstackrealign): Add Init(-1).
2059 * config/i386/i386-protos.h (ix86_can_eliminate): New
2061 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
2063 * doc/extend.texi: Update force_align_arg_pointer.
2065 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
2068 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
2069 (INCOMING_STACK_BOUNDARY): Likewise.
2070 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
2071 (TARGET_GET_DRAP_RTX): Likewise.
2073 2008-07-30 Andreas Schwab <schwab@suse.de>
2075 PR rtl-optimization/36929
2076 * dse.c (replace_inc_dec): Use emit_insn_before instead of
2077 add_insn_before and fix argument order.
2078 (replace_inc_dec_mem): Handle NULL rtx.
2080 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
2082 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
2084 (arm_compute_initial_elimination_offset): Use it.
2085 (arm_compute_save_reg_mask): Include static chain save slot when
2086 calculating alignment.
2087 (arm_get_frame_offsets): Ditto.
2088 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
2089 that we can use to decrement the stack when the stack decrement
2090 could be too big for an immediate value in a single insn.
2091 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
2093 2008-07-30 Richard Guenther <rguenther@suse.de>
2095 PR tree-optimization/36967
2096 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
2097 Release defs of statements we remove.
2099 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2101 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
2102 instead of NULL_RTVEC.
2104 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2108 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
2111 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
2113 * final.c (call_from_call_insn): New.
2114 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
2116 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
2118 * configure.ac: Substitute ADA_CFLAGS.
2119 * configure: Regenerate.
2120 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
2121 * Makefile.in: Remove mention of X_* variables.
2122 * config/pa/x-ada-hpux10: Remove.
2123 * config/pa/x-ada: Remove.
2125 * doc/fragments.texi: Update.
2127 2008-07-30 Olivier Hainque <hainque@adacore.com>
2129 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
2130 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
2131 __dso_handle explicitly here.
2133 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2136 * c-typeck.c (build_binary_op): Encapsulate code into...
2137 * c-common.c (shorten_binary_op): ...this new function.
2138 (conversion_warning): Use the new function. Handle non-negative
2139 constant in bitwise-and.
2140 * c-common.h (shorten_binary_op): Declare.
2142 2008-07-30 Olivier Hainque <hainque@adacore.com>
2144 * scan.c (make_sstring_space): Add explicit conversions of
2145 allocator's return value.
2146 * fix-header.c (recognized_function): Likewise.
2148 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2150 * doc/cpp.texi: Update to GFDL 1.2.
2151 * doc/gcc.texi: Do not list GPL as Invariant Section.
2152 * doc/gccint.texi: Likewise. Update copyright years.
2153 * doc/install.texi: Update copyright years.
2155 2008-07-30 Alan Modra <amodra@bigpond.net.au>
2158 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
2159 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
2161 2008-07-29 Jan Hubicka <jh@suse.cz>
2163 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
2164 (grokdeclarator): Likewise.
2165 * langhooks.c (lhd_warn_unused_global_decl): Use
2166 DECL_DECLARED_INLINE_P.
2167 * print-tree.c (print_node): Remove DECL_INLINE check.
2169 2008-07-29 Richard Guenther <rguenther@suse.de>
2171 PR tree-optimization/36945
2172 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
2173 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
2174 Record invariant addresses un-decomposed.
2175 (copy_reference_ops_from_call): Record reference call
2176 arguments properly. Simplify.
2177 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
2178 helper split out from ...
2179 (create_component_ref_by_pieces): ... here. Simplify.
2180 Prepare for recursive invocation for call arguments.
2181 (create_expression_by_pieces): Adjust call to
2182 create_component_ref_by_pieces.
2183 (compute_avail): Process operand 2 of reference ops.
2185 2008-07-29 Richard Guenther <rguenther@suse.de>
2187 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
2189 2008-07-29 Jakub Jelinek <jakub@redhat.com>
2191 * c-format.c (check_format_types): Revert unwanted checkin.
2193 2008-07-29 Jan Hubicka <jh@suse.cz>
2195 * flags.h (flag_really_no_inline): Remove.
2196 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
2197 * toplev.c (flag_really_no_inline): Remove.
2198 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
2199 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
2200 (cgraph_decide_inlining_incrementally): Likewise.
2201 (compute_inline_parameters): Likewise.
2202 * opts.c (decode_options): Simplify.
2203 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
2204 * common.opt (finline): Initialize to 1.
2205 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
2207 2008-07-29 Jan Hubicka <jh@suse.cz>
2209 * predict.c (always_optimize_for_size_p): New function.
2210 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2211 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2212 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
2214 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
2215 * function.c (prepare_function_start): Set default profile.
2216 * function.h (rtl_data): Add maybe_hot_insn_p.
2217 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
2218 (construct_exit_block): Likewise.
2219 (tree_expand_cfg): Likewise.
2221 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2222 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2223 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
2224 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
2227 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2230 * c-decl.c (merge_decls): Merge USED flags.
2232 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
2234 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
2235 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
2236 next_stack, lab_false and lab_over trees.
2238 2008-07-28 Richard Guenther <rguenther@suse.de>
2240 PR tree-optimization/36957
2241 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
2242 (useless_type_conversion_p): Remove.
2243 (types_compatible_p): Remove.
2244 * gimple.h (tree_ssa_useless_type_conversion): Declare.
2245 (useless_type_conversion_p): Declare.
2246 (types_compatible_p): Declare.
2247 (gimple_expr_type): Return the base type only if it is
2248 trivially convertible to the subtype.
2250 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
2252 * configure.ac: Use the m4_do macro to concatenate the warnings into
2253 one string in ACX_PROG_CC_WARNING_OPTS,
2254 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
2255 * configure: Regenerate.
2257 2008-07-28 Richard Guenther <rguenther@suse.de>
2259 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
2260 (insert_fake_stores): Remove.
2261 (realify_fake_stores): Likewise.
2262 (execute_pre): Remove dead code.
2263 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
2264 (find_func_aliases): Deal with it here instead.
2265 Re-enable gcc_unreachable call.
2267 2008-07-28 Richard Guenther <rguenther@suse.de>
2269 Merge from gimple-tuples-branch.
2271 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
2272 * gimple.def: New file.
2273 * gsstruct.def: Likewise.
2274 * gimple-iterator.c: Likewise.
2275 * gimple-pretty-print.c: Likewise.
2276 * tree-gimple.c: Removed. Merged into ...
2277 * gimple.c: ... here. New file.
2278 * tree-gimple.h: Removed. Merged into ...
2279 * gimple.h: ... here. New file.
2281 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
2282 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
2283 --enable-checking=gimple flag.
2284 * config.in: Likewise.
2285 * configure: Regenerated.
2287 * tree-ssa-operands.h: Tuplified.
2288 * tree-vrp.c: Likewise.
2289 * tree-loop-linear.c: Likewise.
2290 * tree-into-ssa.c: Likewise.
2291 * tree-ssa-loop-im.c: Likewise.
2292 * tree-dump.c: Likewise.
2293 * tree-complex.c: Likewise.
2294 * cgraphbuild.c: Likewise.
2295 * tree-ssa-threadupdate.c: Likewise.
2296 * tree-ssa-loop-niter.c: Likewise.
2297 * tree-pretty-print.c: Likewise.
2298 * tracer.c: Likewise.
2299 * gengtype.c: Likewise.
2300 * tree-loop-distribution.c: Likewise.
2301 * tree-ssa-loop-unswitch.c: Likewise.
2302 * cgraph.c: Likewise.
2303 * cgraph.h: Likewise.
2304 * tree-ssa-loop-manip.c: Likewise.
2305 * value-prof.c: Likewise.
2306 * tree-ssa-loop-ch.c: Likewise.
2307 * tree-tailcall.c: Likewise.
2308 * value-prof.h: Likewise.
2311 * tree-pass.h: Likewise.
2312 * ipa-cp.c: Likewise.
2313 * tree-scalar-evolution.c: Likewise.
2314 * tree-scalar-evolution.h: Likewise.
2315 * target.h: Likewise.
2316 * lambda-mat.c: Likewise.
2317 * tree-phinodes.c: Likewise.
2318 * diagnostic.h: Likewise.
2319 * builtins.c: Likewise.
2320 * tree-ssa-alias-warnings.c: Likewise.
2321 * cfghooks.c: Likewise.
2322 * fold-const.c: Likewise.
2323 * cfghooks.h: Likewise.
2324 * omp-low.c: Likewise.
2325 * tree-ssa-dse.c: Likewise.
2326 * ipa-reference.c: Likewise.
2327 * tree-ssa-uncprop.c: Likewise.
2328 * toplev.c: Likewise.
2329 * tree-gimple.c: Likewise.
2330 * tree-gimple.h: Likewise.
2331 * tree-chrec.c: Likewise.
2332 * tree-chrec.h: Likewise.
2333 * tree-ssa-sccvn.c: Likewise.
2334 * tree-ssa-sccvn.h: Likewise.
2335 * cgraphunit.c: Likewise.
2336 * tree-ssa-copyrename.c: Likewise.
2337 * tree-ssa-ccp.c: Likewise.
2338 * tree-ssa-loop-ivopts.c: Likewise.
2339 * tree-nomudflap.c: Likewise.
2340 * tree-call-cdce.c: Likewise.
2341 * ipa-pure-const.c: Likewise.
2342 * c-format.c: Likewise.
2343 * tree-stdarg.c: Likewise.
2344 * tree-ssa-math-opts.c: Likewise.
2345 * tree-ssa-dom.c: Likewise.
2346 * tree-nrv.c: Likewise.
2347 * tree-ssa-propagate.c: Likewise.
2348 * ipa-utils.c: Likewise.
2349 * tree-ssa-propagate.h: Likewise.
2350 * tree-ssa-alias.c: Likewise.
2351 * gimple-low.c: Likewise.
2352 * tree-ssa-sink.c: Likewise.
2353 * ipa-inline.c: Likewise.
2354 * c-semantics.c: Likewise.
2355 * dwarf2out.c: Likewise.
2357 * tree-ssa-loop-ivcanon.c: Likewise.
2358 * predict.c: Likewise.
2359 * tree-ssa-loop.c: Likewise.
2360 * tree-parloops.c: Likewise.
2361 * tree-ssa-address.c: Likewise.
2362 * tree-ssa-ifcombine.c: Likewise.
2363 * matrix-reorg.c: Likewise.
2364 * c-decl.c: Likewise.
2365 * tree-eh.c: Likewise.
2366 * c-pretty-print.c: Likewise.
2367 * lambda-trans.c: Likewise.
2368 * function.c: Likewise.
2369 * langhooks.c: Likewise.
2370 * ebitmap.h: Likewise.
2371 * tree-vectorizer.c: Likewise.
2372 * function.h: Likewise.
2373 * langhooks.h: Likewise.
2374 * tree-vectorizer.h: Likewise.
2375 * ipa-type-escape.c: Likewise.
2376 * ipa-type-escape.h: Likewise.
2377 * domwalk.c: Likewise.
2378 * tree-if-conv.c: Likewise.
2379 * profile.c: Likewise.
2380 * domwalk.h: Likewise.
2381 * tree-data-ref.c: Likewise.
2382 * tree-data-ref.h: Likewise.
2383 * tree-flow-inline.h: Likewise.
2384 * tree-affine.c: Likewise.
2385 * tree-vect-analyze.c: Likewise.
2386 * c-typeck.c: Likewise.
2387 * gimplify.c: Likewise.
2388 * coretypes.h: Likewise.
2389 * tree-ssa-phiopt.c: Likewise.
2390 * calls.c: Likewise.
2391 * tree-ssa-coalesce.c: Likewise.
2392 * tree.def: Likewise.
2393 * tree-dfa.c: Likewise.
2394 * except.c: Likewise.
2395 * except.h: Likewise.
2396 * cfgexpand.c: Likewise.
2397 * tree-cfgcleanup.c: Likewise.
2398 * tree-ssa-pre.c: Likewise.
2399 * tree-ssa-live.c: Likewise.
2400 * tree-sra.c: Likewise.
2401 * tree-ssa-live.h: Likewise.
2402 * tree-predcom.c: Likewise.
2403 * lambda.h: Likewise.
2404 * tree-mudflap.c: Likewise.
2405 * ipa-prop.c: Likewise.
2406 * print-tree.c: Likewise.
2407 * tree-ssa-copy.c: Likewise.
2408 * ipa-prop.h: Likewise.
2409 * tree-ssa-forwprop.c: Likewise.
2410 * ggc-page.c: Likewise.
2411 * c-omp.c: Likewise.
2412 * tree-ssa-dce.c: Likewise.
2413 * tree-vect-patterns.c: Likewise.
2414 * tree-ssa-ter.c: Likewise.
2415 * tree-nested.c: Likewise.
2416 * tree-ssa.c: Likewise.
2417 * lambda-code.c: Likewise.
2418 * tree-ssa-loop-prefetch.c: Likewise.
2419 * tree-inline.c: Likewise.
2420 * tree-inline.h: Likewise.
2421 * tree-iterator.c: Likewise.
2422 * tree-optimize.c: Likewise.
2423 * tree-ssa-phiprop.c: Likewise.
2424 * tree-vect-transform.c: Likewise.
2425 * tree-object-size.c: Likewise.
2426 * tree-outof-ssa.c: Likewise.
2427 * cfgloop.c: Likewise.
2428 * system.h: Likewise.
2429 * tree-profile.c: Likewise.
2430 * cfgloop.h: Likewise.
2431 * c-gimplify.c: Likewise.
2432 * c-common.c: Likewise.
2433 * tree-vect-generic.c: Likewise.
2434 * tree-flow.h: Likewise.
2435 * c-common.h: Likewise.
2436 * basic-block.h: Likewise.
2437 * tree-ssa-structalias.c: Likewise.
2438 * tree-switch-conversion.c: Likewise.
2439 * tree-ssa-structalias.h: Likewise.
2440 * tree-cfg.c: Likewise.
2441 * passes.c: Likewise.
2442 * ipa-struct-reorg.c: Likewise.
2443 * ipa-struct-reorg.h: Likewise.
2444 * tree-ssa-reassoc.c: Likewise.
2445 * cfgrtl.c: Likewise.
2446 * varpool.c: Likewise.
2448 * tree-ssanames.c: Likewise.
2449 * tree-ssa-threadedge.c: Likewise.
2450 * langhooks-def.h: Likewise.
2451 * tree-ssa-operands.c: Likewise.
2452 * config/alpha/alpha.c: Likewise.
2453 * config/frv/frv.c: Likewise.
2454 * config/s390/s390.c: Likewise.
2455 * config/m32c/m32c.c: Likewise.
2456 * config/m32c/m32c-protos.h: Likewise.
2457 * config/spu/spu.c: Likewise.
2458 * config/sparc/sparc.c: Likewise.
2459 * config/i386/i386.c: Likewise.
2460 * config/sh/sh.c: Likewise.
2461 * config/xtensa/xtensa.c: Likewise.
2462 * config/stormy16/stormy16.c: Likewise.
2463 * config/ia64/ia64.c: Likewise.
2464 * config/rs6000/rs6000.c: Likewise.
2465 * config/pa/pa.c: Likewise.
2466 * config/mips/mips.c: Likewise.
2468 2008-07-28 Simon Baldwin <simonb@google.com>
2470 * c-pragma.c (handle_pragma_message): New function.
2471 (init_pragma): Register handle_pragma_message.
2472 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
2475 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
2477 PR tree-optimization/35252
2478 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
2479 REALPART_EXPR to be considered as same load operation.
2481 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
2483 PR tree-optimization/36830
2484 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
2485 (expressions_equal_p): Return false if only one operand is null.
2487 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
2489 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
2490 version requirements.
2492 2008-07-26 Olivier Hainque <hainque@adacore.com>
2494 * collect2.c (symkind): New enum. Symbol kinds we care about.
2495 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
2496 code and head comment accordingly.
2497 (scan_prog_file): Use symkind names instead of bare integers.
2499 2008-07-25 Jan Hubicka <jh@suse.cz>
2501 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
2503 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
2504 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
2505 * dojump.c (clear_pending_stack_adjust): Likewise.
2506 * print-tree.c (print_node): Ignore DECL_INLINE.
2507 * tree-inline.c (inlinable_function_p): Likewise.
2509 2008-07-25 Michael Meissner <gnu@the-meissners.org>
2511 * doc/extend.texi (hot attribute): Document that the hot attribute
2512 turns on -O3 for some ports.
2513 (cold attribute): Document that the cold attribute turns on -Os
2516 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
2517 reflect function specific option support.
2519 * target.h (struct target_option_hooks): Add fields to say whether
2520 the cold attribute implies -Os and the hot attribute implies -O3.
2522 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
2523 By default, do not turn on -Os for cold functions.
2524 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
2525 not turn on -O3 for hot functions.
2527 * c-common.c (handle_hot_attribute): Use target hook to determine
2528 if hot functions should enable -O3.
2529 (handle_cold_attribute): Use target hook to determine if cold
2530 functions should enable -Os.
2532 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
2533 (override_options): Move disable scheduling to
2534 optimization_options.
2535 (optimization_options): Disable scheduling here, not
2537 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2538 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2540 * config/ia64/ia64.c (ia64_override_options): Move setting
2541 scheduling flags to ia64_optimization_options.
2542 (ia64_optimization_options): Disable scheduling options here, and
2543 not in ia64_override_options.
2544 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2545 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2547 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
2550 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
2552 2008-07-25 Martin Jambor <mjambor@suse.cz>
2554 PR tree-optimization/36926
2555 * ipa-prop.c (ipa_analyze_call_uses): Call
2556 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
2558 2008-07-25 Joseph Myers <joseph@codesourcery.com>
2560 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
2561 movv2si_internal): Add mem = reg alternative.
2563 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
2566 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
2567 DEFAULT_PCC_STRUCT_RETURN to 127.
2569 2008-07-24 Jan Hubicka <jh@suse.cz>
2571 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
2572 (build_cgraph_edges): Likewise.
2573 * cgraph.c (cgraph_node): Do not update assembler hash.
2574 (cgraph_remove_node): Drop non-unit-at-a-time code.
2575 * tree-pass.h (pass_O0_always_inline): Remove.
2576 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
2577 * toplev.c (process_options): Flag unit-at-a-time does not imply
2579 * cgraphunit.c: Update comments.
2580 (decide_is_function_needed): Drop non-unit-at-a-time mode.
2581 (cgraph_assemble_pending_functions): Remove.
2582 (cgraph_reset_node): Drop non-unit-at-a-time code.
2583 (cgraph_finalize_function): Likewise.
2584 (cgraph_analyze_function): Likewise.
2585 (cgraph_finalize_compilation_unit): Likewise.
2586 (cgraph_expand_function): Likewise.
2587 (cgraph_optimize): Likesise.
2588 (save_inline_function_body): Likewise.
2589 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
2590 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
2591 * ipa-inline.c: Update comments.
2592 (enum inlining_mode): remove INLINE_SPEED.
2593 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
2594 (cgraph_mark_inline_edge): Likewise.
2595 (try_inline): Likewise.
2596 (cgraph_decide_inlining_incrementally): Likewise.
2597 (cgraph_gate_inlining): Remove.
2598 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
2599 (cgraph_gate_early_inlining): Likewise.
2600 (gate_inline_passes): Remove.
2601 (pass_inline_parameters, pass_ipa_inline): Remove gates.
2602 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2603 pass_O0_always_inline): Remove.
2604 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
2605 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
2606 * opts.c (no_unit_at_a_time_default): Remove.
2607 (decode_options): Remove flag_unit_at_a_time reset and warning.
2608 * opts.h (no_unit_at_a_time_default): Remove.
2609 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
2610 early in GNU dialect.
2611 (merge_decls): Update comment; drop unit-at-a-time check.
2612 (finish_decl): Likewise.
2613 (grok_declaration): Remove flag_inline_trees code.
2614 (finish_functions): Return on function returning non-void on all
2616 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
2617 * cfgexpand.c (expand_one_static_var): Remove.
2618 (expand_one_var): Remove expand_one_static_var call.
2619 (expand_used_vars_for_block): Remove flag_unit_a_time check.
2620 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
2621 and flag_unit_at_a-time compatibility checks.
2622 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
2623 * tree-inline.c (flag_inline_trees): Remove.
2624 (inlinable_function_p): Don't check it.
2625 (expand_call_inline): Remove non-unit-at-a-time code.
2626 * tree-inline.h (flag_inline_trees): Remove.
2627 * tree-optimize.c (execute_early_local_optimizations): Remove
2628 unit-at-a-time checks.
2629 (tree_rest_of_compilation): Likewise.
2630 * combine.c (setup_incoming_promotions): Likewise.
2631 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
2632 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
2633 * passes.c (pass_inline_parameters): Update comments; remove
2634 O0_alwaysinline pass.
2635 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
2636 (execute_one_pass): Likewise.
2637 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
2638 (ix86_function_sseregparm): Likewise.
2639 * arm.c (arm_function_in_section_p): Likewise.
2640 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
2641 * varpool.c: Update comments.
2642 (decide_is_variable_needed): Remove unit-at-a-time checks.
2643 (varpool_finalize_decl): Likewise.
2645 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
2647 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
2649 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
2651 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
2653 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
2654 imp symbol extension.
2656 2008-07-23 Ian Lance Taylor <iant@google.com>
2658 * tree-vrp.c (infer_value_range): Ignore asm statements when
2659 looking for memory accesses for -fdelete-null-pointer-checks.
2661 2008-07-24 Ben Elliston <bje@au.ibm.com>
2663 * config/spu/spu-c.c (__vector_keyword): New variable.
2664 (vector_keyword): Likewise.
2665 (spu_categorize_keyword): New function.
2666 (spu_macro_to_expand): Likewise.
2667 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
2668 compiling an ISO C dialect.
2670 2008-07-24 Ben Elliston <bje@au.ibm.com>
2672 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
2675 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2677 * configure: Regenerate.
2678 * configure.ac: Require texinfo 4.7.
2679 * doc/install.texi: Document texinfo 4.7 requirement.
2681 2008-07-23 Martin Jambor <mjambor@suse.cz>
2683 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
2684 rather than for DECL_SAVED_TREE.
2685 * ipa-prop.c: Include diagnostic.h.
2686 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
2688 (ipa_detect_param_modifications): Function rewritten from scratch.
2689 (ipa_compute_jump_functions): Changed accesses to modification flags.
2690 (ipa_free_node_params_substructures): Update flags destruction.
2691 (ipa_node_duplication_hook): Update flags duplication.
2692 (ipa_print_all_params_modified): Updated flag access.
2693 * ipa-prop.h (struct ipa_param_flags): New structure.
2694 (struct ipa_node_params): New field modification_analysis_done,
2695 modified_flags changed into param_flags.
2696 (ipa_is_ith_param_modified): Changed to use new flags.
2697 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
2699 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
2700 ipa-cp.c and split into two functions.
2701 (ipa_print_node_jump_functions): New function.
2702 (compute_scalar_jump_functions): New function.
2703 (type_like_member_ptr_p): New function.
2704 (compute_pass_through_member_ptrs): New function.
2705 (fill_member_ptr_cst_jump_function): New function.
2706 (determine_cst_member_ptr): New function.
2707 (compute_cst_member_ptr_arguments): New function.
2708 (ipa_compute_jump_functions): Complete rewrite.
2709 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
2710 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
2711 (struct ipa_member_ptr_cst): New structure.
2712 (union jump_func_value): New field member_cst.
2713 * ipa-cp.c (ipcp_lat_is_insertable): New function.
2714 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
2715 jump function types.
2716 (ipcp_print_all_lattices): Slight fprintf rearrangement.
2717 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
2718 instead of ipcp_print_all_jump_functions.
2719 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
2720 only for replacable scalars.
2722 * doc/invoke.texi (Optimize options): Add description of
2723 -findirect-inlining.
2724 * common.opt (flag_indirect_inlining): New flag.
2725 * opts.c (decode_options): Set flag_indirect_inlining when
2728 * ipa-inline.c: Include ipa-prop.h.
2729 (inline_indirect_intraprocedural_analysis): New function.
2730 (inline_generate_summary): Allocate parameter and argument info
2731 structures, call inline_indirect_intraprocedural_analysis on each
2732 node when doing indirect inlining and deallocate indirect inlining
2733 data structures in the end.
2734 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
2735 (free_all_ipa_structures_after_iinln): New function.
2736 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
2738 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
2740 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
2741 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
2742 of computing the frequency separately.
2743 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
2744 of computing the frequency separately.
2745 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
2746 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
2747 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
2748 (ipa_get_stmt_member_ptr_load_param): New function.
2749 (ipa_is_ssa_with_stmt_def): New function.
2750 (ipa_note_param_call): New function.
2751 (ipa_analyze_call_uses): New function.
2752 (ipa_analyze_stmt_uses): New function.
2753 (ipa_analyze_params_uses): New function.
2754 (ipa_free_node_params_substructures): Also free the param_calls linked
2756 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
2757 (ipa_print_node_param_flags): New function.
2758 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
2759 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
2760 * ipa-prop.h (struct ipa_param_flags): New field called.
2761 (struct ipa_param_call_note): New structure.
2762 (struct ipa_node_params): New fields param_calls and
2764 (ipa_is_ith_param_called): New function.
2765 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2766 ipa_analyze_params_uses and dump parameter flags.
2768 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
2769 ipa_propagate_indirect_call_infos if performing indirect inlining,
2770 pass a new parameter new_edges to it.
2771 (add_new_edges_to_heap): New fucntion.
2772 (cgraph_decide_inlining_of_small_functions): New vector
2773 new_indirect_edges for newly found indirect edges , call
2774 ipa_propagate_indirect_call_infos after inlining.
2775 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
2776 inlining if performing indirect inlining. Call
2777 free_all_ipa_structures_after_iinln when doing so too.
2778 (inline_generate_summary): Do not call
2779 free_all_ipa_structures_after_iinln here.
2780 * ipa-prop.c (update_jump_functions_after_inlining): New function.
2781 (print_edge_addition_message): New function.
2782 (update_call_notes_after_inlining): New function.
2783 (propagate_info_to_inlined_callees): New function.
2784 (ipa_propagate_indirect_call_infos): New function.
2785 * ipa-prop.h: Include cgraph.h
2786 (struct ipa_param_call_note): Fields reordered, new field processed.
2787 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
2789 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
2790 rediscovered call statements.
2791 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
2792 (dump_cgraph_node): Dump also the indirect_call flag.
2793 (cgraph_clone_edge): Copy also the indirect_call flag.
2794 * tree-inline.c (copy_bb): Do not check for fndecls from call
2795 expressions, check for edge availability when moving clones.
2796 (get_indirect_callee_fndecl): New function.
2797 (expand_call_inline): If callee declaration is not apprent from
2798 the statement, try calling get_indirect_callee_fndecl. Do not
2799 issue warnings or call sorry when not inlinings an indirect edge.
2800 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
2802 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
2803 bit more frandly to matching.
2804 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
2805 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
2806 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
2808 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2811 * opth-gen.awk: Suppress function specific features when building
2813 * optc-gen.awk: Ditto.
2815 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2818 * diagnostic.c (pedwarn): Add opt parameter.
2820 * c-tree.h (pedwarn_init): Add opt parameter.
2821 (pedwarn_c90): Likewise.
2822 (pedwarn_c99): Likewise.
2823 * c-errors.c (pedwarn_c99): Likewise.
2824 (pedwarn_c90): Likewise.
2825 * toplev.h (pedwarn): Update declaration.
2826 (pedwarn0): Declare.
2827 * c-lex.c: All calls to pedwarn changed.
2828 * builtins.c: All calls to pedwarn changed.
2829 * toplev.c: All calls to pedwarn changed.
2830 * c-decl.c: All calls to pedwarn changed.
2831 * c-typeck.c: All calls to pedwarn changed.
2832 * c-common.c: All calls to pedwarn changed.
2833 * c-parser.c: All calls to pedwarn changed.
2835 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2836 Karthik Kumar <karthikkumar@gmail.com>
2838 * attribs.c (file scope): Include c-common.h.
2839 (decl_attributes): Add support for #pragma GCC optimize and
2842 * targhooks.c (default_can_inline_p): New function that is the
2843 default for the TARGET_CAN_INLINE_P target hook.
2845 * targhooks.h (default_can_inline_p): Add declaration.
2847 * tree.c (cl_optimization_node): New static tree for building
2848 OPTIMIZATION_NODE tree.
2849 (cl_target_option_node): New static tree for building
2850 TARGET_OPTION_NODE tree.
2851 (cl_option_hash_table): New hash table for hashing
2852 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2853 (cl_option_hash_hash): New function to provide the hash value for
2854 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2855 (cl_option_hash_eq): New function to provide an equality test for
2856 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2857 (tree_code_size): Add support for OPTIMIZATION_NODE and
2858 TARGET_OPTION_NODE trees.
2859 (tree_code_structure): Add support for OPTIMIZATION_NODE and
2860 TARGET_OPTION_NODE trees.
2861 (build_optimization_node): Build a tree that has all of the
2862 current optimization options.
2863 (build_target_option_node): Build a tree that has the target
2864 options that might be changed on a per function basis.
2866 * tree.h (file scope): Include options.h.
2867 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
2868 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
2869 (TREE_OPTIMIZATION): Ditto.
2870 (TREE_TARGET_SPECIFIC): Ditto.
2871 (struct tree_function_decl): Add fields for remembering the
2872 current optimization options and target specific options.
2873 (struct tree_optimization_option): New tree variant that remembers
2874 the optimization options.
2875 (struct tree_target_option): New tree variant that remembers the
2876 target specific flags that might change for compiling a particular
2878 (union tree_node): Include tree_optimization_option and
2879 tree_target_option fields.
2880 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
2881 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
2882 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
2883 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
2884 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
2885 optimization and target options.
2886 (optimization_default_node): New macro to refer to global_trees
2888 (optimization_current_node): Ditto.
2889 (optimization_cold_node): Ditto.
2890 (optimization_hot_node): Ditto.
2891 (target_option_default_node): Ditto.
2892 (target_option_current_node): Ditto.
2893 (current_option_pragma): Ditto.
2894 (current_optimize_pragma): Ditto.
2896 * target.h (struct gcc_target): Add valid_option_attribute_p,
2897 target_option_save, target_option_restore, target_option_print,
2898 target_option_pragma_parse, and can_inline_p hooks.
2900 * toplev.h (parse_optimize_options): Add declaration.
2901 (fast_math_flags_struct_set_p): Ditto.
2903 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
2904 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
2907 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
2908 tree_can_inline_p hook to see if one function can inline another.
2909 (cgraph_decide_inlining): Ditto.
2910 (cgraph_decide_inlining_incrementally): Ditto.
2912 * opts.c (decode_options): Add support for running multiple times
2913 to allow functions with different target or optimization options
2914 than was specified on the command line.
2915 (fast_math_flags_struct_set_p): New function that is similar to
2916 fast_math_flags_set_p, except it uses the values in the
2917 cl_optimization structure instead of global variables.
2919 * optc-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. Include flags.h and target.h in the options.c
2922 source. Add support for Save to indicate which options can be set
2923 for individual functions. Generate cl_optimize_save,
2924 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
2925 cl_target_option_restore, cl_target_option_print functions to
2926 allow functions to use different optimization or target options.
2928 * opt-functions.awk (var_type_struct): Return the type used for
2929 storing the field in a structure.
2931 * opth-gen.awk: Add support for TargetSave to allow a back end to
2932 declare new fields that need to be saved when using function
2933 specific options. Add support for Save to indicate which options
2934 can be set for individual functions. Only generate one extern for
2935 Mask fields. Generate cl_optimization and cl_target_option
2936 structures to remember optimization and target options.
2938 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
2939 collecting new tree nodes.
2940 (TS_TARGET_OPTION): Ditto.
2942 * c-decl.c (merge_decls): Merge function specific target and
2943 optimization options.
2945 * function.c (invoke_set_current_function_hook): If the function
2946 uses different optimization options, change the global variables
2949 * coretypes.h (struct cl_optimization): Add forward reference.
2950 (struct cl_target_option): Ditto.
2952 * c-pragma.c (option_stack): New static vector to remember the
2953 current #pragma GCC option stack.
2954 (handle_pragma_option): New function to support #pragma GCC option
2955 to change target options.
2956 (optimize_stack): New static vector to remember the current
2957 #pragma GCC optimize stack.
2958 (handle_pragma_optimize): New function to support #pragma GCC
2959 optimize to change optimization options.
2960 (init_pragma): Add support for #pragma GCC optimize and #pragma
2963 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
2964 optimization options.
2965 (TARGET_OPTION_NODE): New tree code for remembering certain target
2968 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
2969 TARGET_OPTION_NODE trees.
2971 * common.opt (-O): Add Optimization flag.
2973 (-fmath-errno): Ditto.
2974 (-falign-functions): Add UInteger flag to make sure flag gets full
2975 int in cl_optimization structure.
2976 (-falign-jumps): Ditto.
2977 (-falign-labels): Ditto.
2978 (-falign-loops): Ditto.
2979 (-fsched-stalled-insns): Ditto.
2980 (-fsched-stalled-insns-dep): Ditto.
2982 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
2984 (TARGET_OPTION_SAVE): Ditto.
2985 (TARGET_OPTION_RESTORE): Ditto.
2986 (TARGET_OPTION_PRINT): Ditto.
2987 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
2988 (TARGET_CAN_INLINE_P): Ditto.
2989 (TARGET_INITIALIZER): Add new hooks.
2991 * tree-inline.c (tree_can_inline_p): New function to determine
2992 whether one function can inline another. Check if the functions
2993 use compatible optimization options, and also call the backend
2996 * tree-inline.h (tree_can_inline_p): Add declaration.
2998 * c-common.c (c_common_attribute): Add support for option and
2999 optimize attributes.
3000 (handle_option_attribute): Add support for the option attribute to
3001 allow the user to specify different target options for compiling a
3003 (handle_optimize_attribute): Add support for the optimize
3004 attribute to allow the user to specify different optimization
3005 options for compiling a specific function.
3006 (handle_hot_attribute): Turn on -O3 optimization for this one
3007 function if it isn't the default optimization level.
3008 (handle_cold_attribute): Turn on -Os optimization for this one
3009 function if it insn't the default optimization.
3010 (const_char_p): New const char * typedef.
3011 (optimize_args): New static vector to remember the optimization
3013 (parse_optimize_options): New function to set up the optimization
3014 arguments from either the optimize attribute or #pragma GCC optimize.
3016 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
3017 (builtin_define_std): Ditto.
3019 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
3020 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
3021 (x86_64-*-*): Ditto.
3023 * Makefile.in (TREE_H): Add options.h.
3024 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
3026 * doc/extend.texi (option attribute): Document new attribute.
3027 (optimize attribute): Ditto.
3028 (hot attribute): Document hot attribute sets -O3.
3029 (cold attribute): Document cold attribute sets -Os.
3030 (#pragma GCC option): Document new pragma.
3031 (#pragma GCC optimize): Ditto.
3033 * doc/options.texi (TargetSave): Document TargetSave syntax.
3034 (UInteger): Document UInteger must be used for certain flags.
3035 (Save): Document Save option to create target specific options
3036 that can be saved/restored on a function specific context.
3038 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
3039 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
3041 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
3042 (TARGET_OPTION_SAVE): Ditto.
3043 (TARGET_OPTION_RESTORE): Ditto.
3044 (TARGET_OPTION_PRINT): Ditto.
3045 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
3046 (TARGET_CAN_INLINE_P): Ditto.
3048 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
3050 (-mfpmath=both): Ditto.
3052 2008-07-23 Michael Meissner <gnu@the-meissners.org>
3053 Karthik Kumar <karthikkumar@gmail.com>
3055 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
3056 (TARGET_POPCNT): Ditto.
3057 (TARGET_SAHF): Ditto.
3058 (TARGET_AES): Ditto.
3059 (TARGET_PCLMUL): Ditto.
3060 (TARGET_CMPXCHG16B): Ditto.
3061 (TARGET_RECIP): Move switch into target_flags.
3062 (TARGET_FUSED_MADD): Ditto.
3063 (ix86_arch_features): Make an unsigned char type.
3064 (ix86_tune_features): Ditto.
3065 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
3066 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
3067 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
3069 * config/i386/i386.opt (arch): New TargetSave field to define
3070 fields that need to be saved for function specific option support.
3073 (branch_cost): Ditto.
3074 (ix86_isa_flags_explicit): Ditto.
3075 (tune_defaulted): Ditto.
3076 (arch_specified): Ditto.
3077 (-m128-long-double): Add Save flag to save option for target
3078 specific option support.
3080 (-maccumulate-outgoing-args): Ditto.
3081 (-malign-double): Ditto.
3082 (-malign-stringops): Ditto.
3083 (-mfancy-math-387): Ditto.
3084 (-mhard-float): Ditto.
3086 (-minline-all-stringops): Ditto.
3087 (-minline-stringops-dynamically): Ditto.
3088 (-mms-bitfields): Ditto.
3089 (-mno-align-stringops): Ditto.
3090 (-mno-fancy-math-387): Ditto.
3091 (-mno-push-args): Ditto.
3092 (-mno-red-zone): Ditto.
3093 (-mpush-args): Ditto.
3094 (-mred-zone): Ditto.
3096 (-msseregparm): Ditto.
3097 (-mstack-arg-probe): Ditto.
3112 (-mrecip): Move flag into target_flags.
3114 (-mno-fused-madd): Ditto.
3115 (-mfused-madd): Ditto.
3116 (-mabm): Move flag into ix86_isa_flags.
3123 * config/i386/i386-c.c: New file for #pragma support.
3124 (ix86_target_macros_internal): New function to #define or #undef
3125 target macros based when the user uses the #pragma GCC option to
3126 change target options.
3127 (ix86_pragma_option_parse): New function to add #pragma GCC option
3129 (ix86_target_macros): Move defining the target macros here from
3130 TARGET_CPU_CPP_BUILTINS in i386.h.
3131 (ix86_register_pragmas): Register the #pragma GCC option hook. If
3132 defined, initialize any subtarget #pragmas.
3134 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
3135 REGISTER_TARGET_PRAGMAS.
3137 * config/i386/t-i386: New file for x86 dependencies.
3138 (i386.o): Make dependencies mirror the include files used.
3139 (i386-c.o): New file, add dependencies.
3141 * config/i386/i386-protos.h (override_options): Add bool argument.
3142 (ix86_valid_option_attribute_tree): Add declaration.
3143 (ix86_target_macros): Ditto.
3144 (ix86_register_macros): Ditto.
3146 * config/i386/i386.c (ix86_tune_features): Move initialization of
3147 the target masks to initial_ix86_tune_features to allow functions
3148 to have different target options. Make type unsigned char,
3149 instead of unsigned int.
3150 (initial_ix86_tune_features): New static vector to hold processor
3151 masks for the tune variables.
3152 (ix86_arch_features): Move initialization of the target masks to
3153 initial_ix86_arch_features to allow functions to have different
3154 target options. Make type unsigned char, instead of unsigned int.
3155 (initial_ix86_arch_features): New static vector to hold processor
3156 masks for the arch variables.
3157 (enum ix86_function_specific_strings): New enum to describe the
3158 string options used for attribute((option(...))).
3159 (ix86_target_string): New function to return a string that
3160 describes the target options.
3161 (ix86_debug_options): New function to print the current options in
3163 (ix86_function_specific_save): New function hook to save the
3164 function specific global variables in the cl_target_option structure.
3165 (ix86_function_specific_restore): New function hook to restore the
3166 function specific variables from the cl_target_option structure to
3167 the global variables.
3168 (ix86_function_specific_print): New function hook to print the
3169 target specific options in the cl_target_option structure.
3170 (ix86_valid_option_attribute_p): New function hook to validate
3171 attribute((option(...))) arguments.
3172 (ix86_valid_option_attribute_tree): New function that is common
3173 code between attribute((option(...))) and #pragma GCC option
3174 support that parses the options and returns a tree holding the options.
3175 (ix86_valid_option_attribute_inner_p): New helper function for
3176 ix86_valid_option_attribute_tree.
3177 (ix86_can_inline_p): New function hook to decide if one function
3178 can inline another on a target specific basis.
3179 (ix86_set_current_function); New function hook to switch target
3180 options if the user used attribute((option(...))) or #pragma GCC
3182 (ix86_tune_defaulted): Move to static file scope from
3184 (ix86_arch_specified): Ditto.
3185 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
3187 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
3188 (OPTION_MASK_ISA_ABM_SET): Ditto.
3189 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
3190 (OPTION_MASK_ISA_CX16_SET): Ditto.
3191 (OPTION_MASK_ISA_SAHF_SET): Ditto.
3192 (OPTION_MASK_ISA_AES_UNSET): Ditto.
3193 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
3194 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
3195 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
3196 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
3197 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
3198 (struct ptt): Move to static file scope from override_options.
3199 (processor_target_table): Ditto.
3201 (ix86_handle_option): Add support for options that are now isa options.
3202 (override_options): Add support for declaring functions that
3203 support different target options than were specified on the
3204 command line. Move struct ptt, processor_target_table, cpu_names,
3205 ix86_tune_defaulted, ix86_arch_specified to static file scope.
3206 Add bool argument. Fix up error messages so the appropriate error
3207 is given for either command line or attribute.
3208 (ix86_previous_fndecl): New static to remember previous function
3209 declaration to see if we need to change target options.
3210 (ix86_builtins_isa): New array to record the ISA of each builtin
3212 (def_builtin): Always create the builtin function, even if the
3213 current ISA doesn't support it.
3214 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
3215 tests for those builtins.
3216 (ix86_init_builtins): Remove TARGET_MMX test for calling
3217 ix86_init_mmx_sse_builtins.
3218 (ix86_expand_builtin): If the current ISA doesn't support a given
3219 builtin, signal an error.
3220 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
3221 (TARGET_SET_CURRENT_FUNCTION): Ditto.
3222 (TARGET_OPTION_SAVE): Ditto.
3223 (TARGET_OPTION_RESTORE): Ditto.
3224 (TARGET_OPTION_PRINT): Ditto.
3225 (TARGET_CAN_INLINE_P): Ditto.
3227 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
3229 * c-typeck.c (build_external_ref): Don't call assemble_external.
3230 * final.c (output_operand): Call assemble_external.
3232 2008-07-21 DJ Delorie <dj@redhat.com>
3234 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
3235 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3237 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3239 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
3240 original insn and splitter contents into ...
3241 ("*div<mode>3_fast"): ... this new pattern. Enable only if
3242 flag_unsafe_math_optimizations. Add dummy scratch register.
3243 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
3244 !flag_unsafe_math_optimizations. Returns number with next
3245 highest magnitude if this is still less or equal to the true
3246 quotient in magnitude.
3248 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
3250 * Makefile.in: Replace toplev.h with TOPLEV_H.
3251 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
3252 * c-lex.c (fe_file_change): Don't set in_system_header.
3253 * c-parser.c (c_token): Remove in_system_header.
3254 (c_lex_one_token): Don't set in_system_header.
3255 (c_parser_set_source_position_from_token): Don't set in_system_header.
3256 * diagnostic.c (diagnostic_report_diagnostic): Use location from
3259 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
3260 * flags.h (in_system_header): Remove.
3261 * function.c (saved_in_system_header): Remove.
3262 (push_cfun): Don't set in_system_header.
3263 (pop_cfun): Don't set in_system_header.
3264 (push_struct_function): Don't set in_system_header.
3265 * input.h (expanded_location): Add sysp.
3266 (in_system_header_at): New.
3267 (in_system_header): New.
3268 * toplev.c (in_system_header): Remove.
3269 * toplev.h: Include input.h
3271 * tree-cfg.c (execute_warn_function_return): Call warning_at.
3272 * tree-ssa.c (warn_uninit): Call warning_at.
3273 (warn_uninitialized_var): Update calls to warn_uninit.
3274 (warn_uninitialized_phi): Update calls to warn_uninit.
3275 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
3276 (expand_location): Initialize xloc.sysp.
3277 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
3278 (tree_decl_with_vis): Remove in_system_header_flag.
3280 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
3283 * recog.c (asm_operand_ok): Change the order of the extra
3284 memory constraint checks.
3286 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
3289 * tree-switch-conversion.c (build_one_array): Call
3290 varpool_mark_needed_node and varpool_finalize_decl
3291 instead of assemble_variable.
3293 2008-07-19 Jan Hubicka <jh@suse.cz>
3295 * cgraph.c (cgraph_add_new_function): Do early local passes.
3296 * tree-nrv.c (gate_pass_return_slot): New gate.
3297 (pass_nrv): Add the gate.
3298 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
3300 (coalesce_ssa_name): Coalesce SSA names.
3301 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
3302 not optimizing so unused user vars remains visible.
3303 * common.opt (flag_tree_ter): Always enable by default.
3304 * tree-ssa-ter.c: Include flags.h
3305 (is_replaceable_p): Check that locations match; when aliasing is missing
3306 be conservative about loads.
3307 * tree-optimize.c (gate_init_datastructures): Remove.
3308 (pass_init_datastructures): New.
3309 * passes.c: Reorder passes so we always go into SSA.
3311 2008-07-19 Jan Hubicka <jh@suse.cz>
3313 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
3314 * doc/invoke.texi (--combine): Likewise.
3315 (-finline-functions-called-once): Update levels when enabled.
3316 (-funit-at-a-time): Document new behaviour.
3317 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
3318 -fno-section-anchors when disabled explicitly.
3319 (inline params): They are not ignored now.
3320 (precompiled headers): Remove unit-at-a-time as being incompatible.
3321 * opts.c (decode_options): Handle unit-at-a-time as alias;
3322 imply -fno-section-anchors when toplevel reorder is disabled
3324 * common.opt (ftoplevel-reorder): Set default value to 2.
3325 (funit-at-a-time): Set default value to 1.
3326 * config/rs6000/rs6000.c (optimization_options): Set section anchors
3329 2008-07-19 Jan Hubicka <jh@suse.cz>
3331 * builtins.c (expand_builtin_int_roundingfn,
3332 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
3335 2008-07-19 Richard Guenther <rguenther@suse.de>
3338 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
3339 * tree-ssa-sccvn.c (get_constant_value_id): New function.
3340 * tree-ssa-pre.c (get_expr_value_id): For newly created
3341 constant value-ids make sure to add the expression to its
3344 2008-07-19 Jakub Jelinek <jakub@redhat.com>
3347 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
3348 return value of the builtin is ignored.
3350 2008-07-19 Olivier Hainque <hainque@adacore.com>
3352 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
3353 bits, a C conformant malloc implementation has to provide.
3354 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
3356 2008-07-19 Joseph Myers <joseph@codesourcery.com>
3360 * reload.c (find_reloads_subreg_address): Only reload address if
3361 reloaded == 0, not for reloaded != 1.
3364 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3365 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3366 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3367 m32c_legitimize_reload_address.
3369 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3370 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3371 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3373 2008-07-19 Olivier Hainque <hainque@adacore.com>
3375 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
3376 argument, saying whether nested array are to be collapsed
3377 into a single array type DIE with multiple subscripts.
3378 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
3379 issues, centralize the nested array types collapsing control and
3380 disable the transformation for Ada.
3382 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
3385 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
3387 (x86_64_shift_adj_2): New expander.
3388 (x86_64_shift_adj_3): Ditto.
3389 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
3390 to split TImode operands.
3391 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
3392 (ix86_split_lshr): Ditto.
3394 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
3396 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
3397 and __CHAR32_TYPE__.
3398 * c-typeck.c (digest_init): Support char16_t and char32_t.
3399 (set_nonincremental_init_from_string): Idem.
3401 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3404 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
3405 PREFERRED_STACK_BOUNDARY.
3406 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3408 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3411 * function.c (locate_and_pad_parm): Cap boundary earlier.
3413 2008-07-17 Julian Brown <julian@codesourcery.com>
3415 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
3416 no-op for targets which don't use DLLs.
3418 2008-07-17 Martin Jambor <mjambor@suse.cz>
3420 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
3421 that nodes are relevant by examining the node->analyzed flag.
3422 (ipcp_init_stage): Check which nodes are relevant, assert that the
3423 relevant ones are also required.
3424 (ipcp_propagate_stage): Check on the side arrays are properly
3426 (ipcp_print_all_jump_functions): Make sure not to touch any node
3427 that is not analyzed or an edge that does not have a corresponding
3428 entry in the on-the-side vectors.
3429 (ipcp_function_scale_print): Likewise.
3430 (ipcp_update_callgraph): Check that the node is relevant.
3431 (ipcp_insert_stage): Check that the node is relevant. Check there is
3432 an info for every node and edge.
3433 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
3434 (ipa_print_all_tree_maps): Likewise and a new variable info.
3435 (ipa_print_all_params_modified): Likewise.
3436 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
3438 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
3441 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
3443 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
3445 PR rtl-optimization/36753
3446 * fwprop.c (use_killed_between): Don't shortcut
3447 single-definition global registers.
3449 2008-07-16 Jan Hubicka <jh@suse.cz>
3451 * cgraph.h (varpool_empty_needed_queue): Declare.
3452 * cgraphunit.c (output_in_order): Mark all variables as needed;
3454 * varpool.c (varpool_assemble_node): Update debug queue.
3455 (varpool_assemble_pending_decls): Don't do it here.
3456 (varpool_empty_needed_queue): New function.
3458 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3460 * recog.c (peephole2_optimize): Fix formatting.
3462 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3464 * c-pch.c (get_ident): Avoid C++ keywords.
3465 * combine-stack-adj.c (single_set_for_csa): Likewise.
3466 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
3467 output_asm_insn): Likewise.
3468 * reload.c (push_secondary_reload, find_reusable_reload,
3469 push_reload, combine_reloads, find_reloads,
3470 debug_reload_to_stream): Likewise.
3471 * reload.h (struct reload): Likewise.
3472 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
3473 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
3474 emit_output_reload_insns): Likewise.
3475 * targhooks.c (default_secondary_reload): Likewise.
3476 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
3478 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3480 * recog.c (validate_change_1, validate_change,
3481 validate_unshare_change, validate_replace_rtx_1, struct
3482 funny_match, constrain_operands, peephole2_optimize): Avoid C++
3484 * reload.c (push_secondary_reload, secondary_reload_class,
3485 scratch_reload_class, find_valid_class, find_reusable_reload,
3486 push_reload, find_dummy_reload, find_reloads_address_1,
3487 find_reloads_address_part, find_equiv_reg): Likewise.
3488 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
3489 choose_reload_regs): Likewise.
3490 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
3492 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
3493 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3494 * sched-rgn.c (concat_INSN_LIST): Likewise.
3495 * stor-layout.c (mode_for_size, mode_for_size_tree,
3496 smallest_mode_for_size): Likewise.
3498 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3500 * cfg.c (dump_reg_info): Avoid C++ keywords.
3501 * dwarf2asm.c (dw2_force_const_mem,
3502 dw2_asm_output_encoded_addr_rtx): Likewise.
3503 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
3504 * expmed.c (expand_shift): Likewise.
3505 * global.c (find_reg): Likewise.
3506 * graph.c (draw_edge): Likewise.
3507 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
3508 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
3509 widen_clz, widen_bswap, expand_parity, expand_unop,
3510 emit_cmp_and_jump_insn_1): Likewise.
3511 * postreload.c (reload_cse_simplify_operands): Likewise.
3512 * ra.h (add_neighbor): Likewise.
3513 * reg-stack.c (remove_regno_note, change_stack): Likewise.
3514 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
3515 record_reg_classes, copy_cost, record_address_regs,
3516 invalid_mode_change_p): Likewise.
3517 * regrename.c (regrename_optimize, scan_rtx_reg,
3518 dump_def_use_chain, find_oldest_value_reg,
3519 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
3521 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3523 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
3524 MASK_POWERPC64 for power4 in previous commit.
3526 2008-07-16 Olivier Hainque <hainque@adacore.com>
3528 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
3529 instead of bare conversion to cast const-ness away.
3531 2008-07-16 Anatoly Sokolov <aesok@post.ru>
3533 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
3534 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
3535 * config/xtensa/xtensa.c (xtensa_function_value): New function.
3536 (TARGET_FUNCTION_VALUE): Define.
3538 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3540 * config/rs6000/rs6000.c (processor_target_table): Add
3541 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
3543 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3546 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3547 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3548 m32c_legitimize_reload_address.
3550 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
3552 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
3553 DECL_IN_SYSTEM_HEADER in sync.
3555 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
3557 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
3558 * tree-ssa-pre.c (pre_expr_eq): Ditto
3559 (get_constant_for_value_id): Take a type as an argument.
3560 (fully_constant_expression): Pass in type.
3561 (find_or_generate_expression): Short circuit constant case.
3562 (create_expression_by_pieces): Remove special casing of
3564 (do_regular_insertion): Short circuit constant case.
3565 (do_partial_partial_insertion): Ditto.
3567 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3570 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
3572 2008-07-15 Bob Wilson <bob.wilson@acm.org>
3574 * config/xtensa/libgcc-xtensa.ver: New file.
3575 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
3577 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3579 * df-problems.c (df_set_note): Avoid C++ keywords.
3580 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
3581 * dse.c (record_store, remove_useless_values): Likewise.
3582 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
3583 gen_reg_rtx_offset, operand_subword, change_address_1,
3584 change_address, adjust_address_1, offset_address,
3585 widen_memory_access, emit_copy_of_insn_after): Likewise.
3586 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
3587 * fwprop.c (should_replace_address, propagate_rtx_1,
3588 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
3590 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
3591 gcse_emit_move_after, update_ld_motion_stores): Likewise.
3592 * lcm.c (compute_insert_delete, pre_edge_lcm,
3593 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
3594 * lower-subreg.c (resolve_reg_notes): Likewise.
3595 * mode-switching.c (optimize_mode_switching): Likewise.
3597 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3599 * bt-load.c (add_btr_def, migrate_btr_def,
3600 branch_target_load_optimize): Avoid C++ keywords.
3601 * caller-save.c (insert_restore, insert_save, insert_one_insn):
3603 * combine.c (subst, simplify_set, make_extraction,
3604 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
3605 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
3606 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
3608 2008-07-15 Richard Guenther <rguenther@suse.de>
3611 * c-common.c (strict_aliasing_warning): Do not warn for
3612 TYPE_REF_CAN_ALIAS_ALL pointers.
3613 (c_common_get_alias_set): may_alias types are not special.
3614 * tree.c (build_pointer_type_for_mode): Look up the may_alias
3615 attribute and set can_ref_all accordingly.
3616 (build_reference_type_for_mode): Likewise.
3617 * doc/extend.texi (may_alias): Clarify.
3619 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3622 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3623 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3625 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3628 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
3629 gcc_assert, instead call output_operand_lossage.
3631 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
3633 * builtins.c (std_canonical_va_list): Treat structure based
3636 2008-07-15 Ben Elliston <bje@au.ibm.com>
3638 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
3640 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
3642 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
3645 2008-07-14 Jan Hubicka <jh@suse.cz>
3647 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
3648 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
3649 fix predicates and constraints.
3650 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
3651 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
3653 2008-07-14 Doug Kwan <dougkwan@google.com>
3655 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
3656 additional option file arm/eabi.opt.
3657 * config/arm/eabi.h (File): New configuration file for EABI targets.
3658 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
3659 SUBSUBTARGET_EXTRA_SPECS.
3660 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
3661 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
3662 from STARTFILE_SPEC so that it can be referenced in an override.
3663 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
3664 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
3665 can be referenced in an override.
3666 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
3667 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
3668 so that it can be referenced in an override.
3669 (LINK_SPEC): Use BPABI_LINK_SPEC.
3670 * config/arm/eabi.opt (File): New.
3672 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3674 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
3675 (FIXED_VALUE_H): New variable.
3676 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
3677 input.h, fixed-value.h.
3678 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
3679 (BASIC_BLOCK_H): Use $(BITMAP_H).
3680 (FUNCTION_H): Add varray.h.
3681 (IPA_REFERENCE_H): Use $(BITMAP_H).
3682 (CGRAPH_H): Add $(BASIC_BLOCK_H).
3683 (DF_H): Use $(BITMAP_H).
3684 (GGC_H): Add statistics.h.
3686 (INSN_ATTR_H): Use it.
3687 (SYSTEM_H): Add safe-ctype.h, filenames.h.
3689 (SYMTAB_H): Add $(OBSTACK_H).
3690 (CPP_INTERNAL_H): New.
3691 (TREE_DUMP_H): Add tree-pass.h.
3692 (TREE_FLOW_H): Use $(BITMAP_H)
3693 (PRETTY_PRINT_H): Use $(INPUT_H).
3694 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
3697 (many object files): Fix lots of header dependencies throughout.
3699 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3701 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
3703 (s-gtyp-input): Use them to write tmp-gi.list.
3704 (echo_to_gi.list): Remove.
3706 2008-07-14 Richard Guenther <rguenther@suse.de>
3708 * tree-ssa-sccvn.c (pre_info): Remove.
3709 (switch_to_PRE_table): Likewise.
3710 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
3711 (set_hashtable_value_ids): Do not create value-ids for the
3713 (run_scc_vn): Remove double test. Remove bogus special-case
3714 in value-number printing.
3715 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
3716 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
3718 * tree-flow-inline.h (get_value_handle): Remove.
3719 * tree-flow.h (get_value_handle): Remove.
3721 2008-07-14 Martin Jambor <mjambor@suse.cz>
3723 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
3724 in which we generate arithmetics is not a subrange.
3726 2008-07-14 Martin Jambor <mjambor@suse.cz>
3728 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
3730 2008-07-14 Richard Guenther <rguenther@suse.de>
3732 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
3734 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
3737 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
3738 reload for symbol refs moved to r0 with -fPIC.
3739 (legitimize_pic_address): Use the target register as temporary
3741 (emit_symbolic_move): Adjust comment.
3742 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
3745 2008-07-14 Ben Elliston <bje@au.ibm.com>
3747 * c-common.h (C_CPP_HASHNODE): New macro.
3748 * coretypes.h (struct cpp_token): Forward declare.
3749 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3750 the context-sensitive keyword method.
3751 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
3752 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
3753 expand_bool_pixel): New.
3754 (altivec_categorize_keyword): New function.
3755 (init_vector_keywords): New function.
3756 (rs6000_macro_to_expand): Likewise.
3757 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
3758 compiling an ISO C dialect.
3760 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
3762 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
3763 (create_expression_by_pieces): Fix typo.
3764 (do_regular_insertion): Use debug counter here too.
3766 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
3769 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
3770 CONST_OK_FOR_LETTER_P. All port-local users changed.
3771 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
3772 implement Kp matching power-of-two.
3773 (CONSTRAINT_LEN): Define to match.
3774 * config/cris/cris.md: Replace all use of constraint K with Kc.
3775 ("*btst*): Use Kp for operand 0 of last alternative.
3777 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3780 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
3783 2008-07-13 Jan Hubicka <jh@suse.cz>
3785 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
3788 2008-07-13 Richard Guenther <rguenther@suse.de>
3791 * langhooks.c (lhd_print_error_function): Deal with recursive
3794 2008-07-12 Jan Hubicka <jh@suse.cz>
3796 * cgraph.c (assembler_name_hash): New static var.
3797 (hash_node_by_assembler_name, eq_assembler_name): New.
3798 (cgraph_node_for_asm): Use hashtable.
3799 (cgraph_remove_node): Maintain hashtable.
3800 (change_decl_assembler_name): Sanity check that names are not changing
3801 after aliasing was processed.
3802 * cgraph.h (varpoon_node): Add next GGC marker.
3803 * tree.c (decl_assembler_name_equal): Constify.
3804 (decl_assembler_name_hash): New.
3805 * tree.h (decl_assembler_name_equal): Constify.
3806 (decl_assembler_name_hash): Update.
3808 2008-07-12 David Daney <ddaney@avtrex.com>
3810 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3813 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
3815 * doc/md.texi: Document the MIPS "v" constraint.
3816 * config/mips/mips.h (reg_class): Revert last change.
3817 (REG_CLASS_NAMES): Likewise.
3818 (REG_CLASS_CONTENTS): Likewise.
3819 * config/mips/mips.c (mips_regno_to_class): Likewise.
3820 * config/mips/constraints.md (v): Likewise, but add documentation.
3821 Add a comment to say that this constraint should not be used in
3824 2008-07-11 DJ Delorie <dj@redhat.com>
3826 * config/h8300/h8300.md (length): Fix branch offset limit.
3828 2008-07-11 Anatoly Sokolov <aesok@post.ru>
3830 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
3831 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
3832 (avr_hard_regno_scratch_ok): New function.
3833 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3834 * config/avr/avr.md (all peepholes that request a scratch register):
3835 Remove avr_peep2_scratch_safe use.
3837 2008-07-11 Tom Tromey <tromey@redhat.com>
3838 Ian Lance Taylor <iant@google.com>
3840 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
3841 (struct c_common_resword): Define.
3842 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
3843 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
3844 (c_common_reswords, num_c_common_reswords): Declare.
3845 * c-common.c (c_common_reswords): New global const array.
3846 (num_c_common_reswords): New const int.
3847 * c-parser.c (struct resword, reswords): Don't define.
3848 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
3849 (c_parse_init): Clarify mask code. Use c_common_reswords rather
3850 than reswords. If warning about C++ keywords, give them a special
3852 (c_lex_one_token): Warn about C++ keywords. Call
3853 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
3854 (c_parser_external_declaration): Look for RID_xxx rather than
3855 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
3856 (c_parser_statement_after_labels): Likewise.
3857 (c_parser_objc_class_instance_variables): Likewise.
3858 (c_parser_objc_class_declaration): Likewise.
3859 (c_parser_objc_try_catch_statement): Likewise.
3860 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
3861 (declspecs_add_type): Likewise.
3863 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
3865 * ggc-page.c (alloc_page):
3866 Substituting xmalloc, xcalloc with
3867 XNEWVEC and XCNEWVAR macros which add the
3870 2008-07-11 Richard Guenther <rguenther@suse.de>
3872 PR tree-optimization/36765
3873 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
3874 aliases from HEAP vars to SMTs.
3876 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3878 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
3879 * configure.ac (loose_warn): Move -Wc++-compat from here...
3880 (strict_warn): ...to here.
3881 * configure: Regenerate.
3883 2008-07-10 Joseph Myers <joseph@codesourcery.com>
3885 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
3886 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
3887 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
3888 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
3889 excluding more specific h8300-*-* and sh-*-* targets.
3891 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
3893 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
3895 (execute_pre): Call loop_optimizer_finalize in early exit.
3897 2008-07-10 Jakub Jelinek <jakub@redhat.com>
3900 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
3901 uids in the bitmap, not just VAR_DECL uids.
3903 PR rtl-optimization/36419
3904 * combine-stack-adj.c (adjust_frame_related_expr): New function.
3905 (combine_stack_adjustments_for_block): Call it if needed. Delete
3907 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
3908 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
3909 prologue sp adjustment.
3911 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
3914 * opts.c (print_ignored_options): Report postponed diagnostics for
3915 unknown -Wno-* options as warnings, not errors.
3916 (postpone_unknown_option_error): Renamed to...
3917 (postpone_unknown_option_warning): ... this.
3919 2008-07-09 Doug Kwan <dougkwan@google.com>
3922 2008-07-08 Doug Kwan <dougkwan@google.com>
3924 * config/arm/arm.opt (mandroid): New option.
3925 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
3926 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
3928 (CC1PLUS_SPEC): Same.
3930 (STARTFILE_SPEC): Same.
3931 (ENDFILE_SPEC): Same.
3932 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
3935 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
3938 * config/mips/mips.h (reg_class): Remove V1_REG.
3939 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3940 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
3942 (mips_get_tp): New function.
3943 (mips_legitimize_tls_address): Use it.
3944 * config/mips/constraints.md (v): Delete.
3945 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
3946 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
3947 After reload, split into a move and ...
3948 (*tls_get_tp_<mode>_split): ...this new instruction.
3950 2008-07-09 David Daney <ddaney@avtrex.com>
3952 * config/mips/driver-native.c: Include coretypes.h and tm.h.
3954 2008-07-09 Jakub Jelinek <jakub@redhat.com>
3956 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
3957 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
3959 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
3960 htab_delete should be called. Don't free c.
3961 (lookup_tmp_var): Create temp_htab lazily.
3962 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
3963 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
3965 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
3966 lower_omp_ordered, lower_omp_critical, lower_omp_for,
3967 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
3968 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
3969 * tree-sra.c (generate_element_init): Likewise.
3970 * tree-mudflap.c (execute_mudflap_function_ops,
3971 execute_mudflap_function_decls): Likewise.
3972 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
3973 * tree-gimple.h (struct gimplify_ctx): New type.
3974 (push_gimplify_context): Adjust prototype.
3976 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
3978 * tree-ssa-pre.c (phi_translate_1): Update placement of
3981 2008-07-09 Anatoly Sokolov <aesok@post.ru>
3983 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
3984 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
3985 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
3986 * targhooks.c (default_hard_regno_scratch_ok): New function.
3987 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
3988 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
3989 * recog.c: Include "target.h".
3990 (peep2_find_free_register): Add check for global regs. Add target
3992 * Makefile.in (recog.o): Depend on target.h.
3994 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
3996 * config/sh/sh.c (sh_canonical_va_list_type): New.
3997 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
3999 2008-07-09 Raksit Ashok <raksit@google.com>
4001 * doc/invoke.texi (Option Summary): Mention new option
4002 -Wdisallowed-function-list=...
4003 (Warning Options): Document -Wdisallowed-function-list=...
4004 * common.opt (Wdisallowed-function-list=): New flag.
4005 * flags.h (warn_disallowed_functions): External definition of new
4006 boolean warning flag.
4007 (warn_if_disallowed_function_p): Declare new function.
4008 * opts.c (warning_disallowed_functions): New static variable.
4009 (warn_disallowed_functions): New boolean warning flag.
4010 (warn_if_disallowed_function_p): New function.
4011 (add_comma_separated_to_vector): Rename
4012 add_instrument_functions_exclude_list to this.
4013 (common_handle_option): Handle new option. Rename calls to
4014 add_instrument_functions_exclude_list into calls to
4015 add_comma_separated_to_vector.
4016 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
4017 based on flag warn_disallowed_functions.
4019 2008-07-09 Christian Bruel <christian.bruel@st.com>
4021 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
4022 instead of get_attr_length.
4024 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4026 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
4028 * genemit.c (gen_insn): Likewise.
4029 * gengtype.c (note_def_vec): Likewise.
4030 * gengtype.h (note_def_vec): Likewise.
4031 * genoutput.c (struct data, output_insn_data, process_template,
4032 gen_expand, gen_split, note_constraint): Likewise.
4033 * genrecog.c (new_decision, add_to_sequence, factor_tests,
4034 make_insn_sequence): Likewise.
4035 * gensupport.c (record_insn_name): Likewise.
4037 2008-07-08 Doug Kwan <dougkwan@google.com>
4039 * config/arm/arm.opt (mandroid): New option.
4040 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
4041 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
4043 (CC1PLUS_SPEC): Same.
4045 (STARTFILE_SPEC): Same.
4046 (ENDFILE_SPEC): Same.
4047 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
4050 2008-07-08 Raksit Ashok <raksit@google.com>
4052 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
4053 (set_storage_via_setmem): Fix expected_align parameter.
4054 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
4055 missing from the list.
4056 * doc/md.texi (movmem): Explicitly state that expected alignment is
4057 to be expressed in bytes.
4058 (setmem): Explicitly state that expected alignment is to be expressed
4061 2008-07-08 Joseph Myers <joseph@codesourcery.com>
4063 * reload.c (find_reloads_subreg_address): Do not require validity
4064 of address in original mode before reloading address.
4066 2008-07-07 Tianwei Sheng <tianweis@google.com>
4068 * df-core.c (df_remove_problem): Adjust the access to avoid out of
4069 bounds array access.
4071 2008-07-08 Jakub Jelinek <jakub@redhat.com>
4073 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
4075 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
4077 Fix PR tree-optimization/23455
4078 Fix PR tree-optimization/35286
4079 Fix PR tree-optimization/35287
4080 * Makefile.in (OBJS-common): Remove tree-vn.o.
4081 (tree-vn.o): Remove.
4082 * dbgcnt.def: Add treepre_insert debug counter.
4083 * gcc/tree-flow.h (add_to_value): Updated for other changes.
4084 (debug_value_expressions): Ditto.
4085 (print_value_expressions): Ditto.
4086 * tree-pretty-print.c (dump_generic_node): Updated for
4087 VALUE_HANDLE removal.
4088 * tree-ssa-dom.c (record_equality): Ditto.
4089 (cprop_operand): Ditto.
4090 (lookup_avail_expr): Ditto.
4091 * tree-ssa-threadedge.c
4092 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
4093 (simplify_control_stmt_condition): Ditto.
4094 * tree.c (tree_code_size): Ditto.
4095 (tree_node_structure): Ditto.
4096 (iterative_hash_expr): Ditto.
4098 * tree.h (VALUE_HANDLE_ID): Ditto.
4099 (VALUE_HANDLE_EXPR_SET): Ditto.
4100 (struct tree_value_handle): Ditto.
4101 (union tree_node): Ditto.
4102 * treestruct.def: Ditto.
4103 * tree-vn.c: Removed.
4104 * tree-ssa-pre.c: Rewritten entirely.
4105 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
4106 (constant_value_ids): Ditto.
4107 (vn_nary_op_t): Moved to header.
4109 (vn_reference_op_t): Ditto
4110 (vn_reference_t): Ditto.
4111 (next_value_id): New variable.
4112 (VN_INFO): Add an assert.
4113 (vn_constant_eq): New function.
4114 (vn_constant_hash): Ditto.
4115 (get_or_alloc_constant_value_id): Ditto.
4116 (value_id_constant_p): Ditto.
4117 (vn_reference_compute_hash): De-staticify.
4118 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
4119 Disable some code with a FIXME. Remove VALUE_HANDLE use.
4120 (valueize_refs): Update opcode if it changes from ssa name to constant.
4121 (vn_reference_lookup_1): Add new argument.
4122 (vn_reference_lookup): Ditto.
4123 (vn_reference_lookup_pieces): New function.
4124 (vn_reference_insert): Add return type. Modify to deal with value ids.
4125 (vn_reference_insert_pieces): New function.
4126 (vn_nary_op_compute_hash): De-staticify.
4127 (vn_nary_op_eq): Ditto.
4128 (vn_nary_op_lookup_pieces): New function.
4129 (vn_nary_op_lookup): Add new argument.
4130 (vn_nary_op_insert_pieces): New function.
4131 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
4132 (vn_phi_insert): Ditto.
4133 (visit_unary_op): Update for callee changes.
4134 (visit_binary_op): Ditto.
4135 (visit_reference_op_load): Ditto.
4136 (visit_reference_op_store): Ditto.
4137 (init_scc_vn): Init next_value_id, constant_to_value_id and
4139 (free_scc_vn): Free them.
4140 (set_hashtable_value_ids): New function.
4141 (run_scc_vn): Use it.
4142 (get_max_value_id): New function.
4143 (get_next_value_id): Ditto.
4144 (expressions_equal_p): Moved from tree-vn.c
4145 (sort_vuses): Ditto.
4146 (sort_vuses_heap): Ditto.
4147 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
4149 * tree.c (iterative_hash_hashval_t): Made non-static
4150 * tree.h (iterative_hash_hashval_t): Declare it.
4152 2008-07-08 Martin Jambor <mjambor@suse.cz>
4154 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
4155 instead of ipa_create_node_params.
4156 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
4157 ipa_check_create_edge_args, free them with
4158 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
4160 * ipa-prop.c: Include flags.h and tree-inline.h.
4161 (ipa_node_params_vector): New variable.
4162 (ipa_edge_args_vector): New variable.
4163 (edge_removal_hook_holder): New variable.
4164 (node_removal_hook_holder): New variable.
4165 (edge_duplication_hook_holder): New variable.
4166 (node_duplication_hook_holder): New variable.
4167 (ipa_detect_param_modifications): Check for presence of modified flags.
4168 (ipa_compute_jump_functions): Check for presence of jump functions.
4169 (ipa_free_edge_args_substructures): New function.
4170 (ipa_create_node_params): Removed.
4171 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
4172 (ipa_free_node_params_substructures): New function.
4173 (ipa_free_all_node_params): Changed to deallocate the on-the-side
4175 (ipa_edge_removal_hook): New function.
4176 (ipa_node_removal_hook): New function.
4177 (duplicate_array): New function.
4178 (ipa_edge_duplication_hook): New function.
4179 (ipa_node_duplication_hook): New function.
4180 (ipa_register_cgraph_hooks): New function.
4181 (ipa_unregister_cgraph_hooks): New function.
4182 (free_all_ipa_structures_after_ipa_cp): New function.
4184 * ipa-prop.h: Include vec.h.
4185 (ipa_node_params_t): New typedef with vector types for it.
4186 (ipa_edge_args_t): New typedef with vector types for it.
4187 (IPA_NODE_REF): Changed to access an on-the-side vector.
4188 (IPA_EDGE_REF): Changed to access an on-the-side vector.
4189 (ipa_check_create_node_params): New function.
4190 (ipa_check_create_edge_args): New function.
4192 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
4195 2008-07-07 Tom Tromey <tromey@redhat.com>
4197 * configure, config.in: Rebuilt.
4198 * configure.ac: Don't check for scandir or alphasort.
4200 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4202 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
4203 types immediately after creating them.
4205 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4207 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
4209 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
4211 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
4212 dump_constraint_graph.
4213 (dump_constraint_edge): New function.
4214 (dump_constraint_graph): New function.
4215 (debug_constraint_graph): New function.
4216 (dump_constraint): Removed useless comparison.
4217 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
4218 (dump_constraint_graph): Declare.
4219 (debug_constraint_graph): Declare.
4220 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
4222 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
4224 * config/i386/i386.c (is_va_list_char_pointer): New.
4225 (ix86_va_start): Replace compare with ms_va_list_type_node
4226 by is_va_list_char_pointer.
4227 (ix86_gimplify_va_arg): Likewise.
4229 2008-07-07 Martin Jambor <mjambor@suse.cz>
4231 * cgraph.c (cgraph_edge_max_uid): New variable.
4232 (struct cgraph_edge_hook_list): New type.
4233 (struct cgraph_node_hook_list): New type.
4234 (struct cgraph_2edge_hook_list): New type.
4235 (struct cgraph_2node_hook_list): New type.
4236 (first_cgraph_edge_removal_hook): New variable.
4237 (first_cgraph_node_removal_hook): New variable.
4238 (first_cgraph_edge_duplicated_hook): New variable.
4239 (first_cgraph_node_duplicated_hook): New variable.
4240 (cgraph_add_edge_removal_hook): New function.
4241 (cgraph_remove_edge_removal_hook): New function.
4242 (cgraph_call_edge_removal_hooks): New function.
4243 (cgraph_add_node_removal_hook): New function.
4244 (cgraph_remove_node_removal_hook): New function.
4245 (cgraph_call_node_removal_hooks): New function.
4246 (cgraph_add_edge_duplication_hook): New function.
4247 (cgraph_remove_edge_duplication_hook): New function.
4248 (cgraph_call_edge_duplication_hooks): New function.
4249 (cgraph_add_node_duplication_hook): New function.
4250 (cgraph_remove_node_duplication_hook): New function.
4251 (cgraph_call_node_duplication_hooks): New function.
4252 (cgraph_create_edge): Assign to edge uid.
4253 (cgraph_remove_edge): Call edge removal hooks.
4254 (cgraph_node_remove_callees): Call edge removal hooks.
4255 (cgraph_node_remove_callers): Call edge removal hooks.
4256 (cgraph_remove_node): Call node removal hooks.
4257 (cgraph_clone_edge): Call edge duplication hooks.
4258 (cgraph_clone_node): Call node duplication hooks.
4260 * cgraph.h (cgraph_edge): New field uid.
4261 (cgraph_edge_hook): New type.
4262 (cgraph_node_hook): New type.
4263 (cgraph_2edge_hook): New type.
4264 (cgraph_2node_hook): New type.
4266 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
4268 * config.in: Regenerate.
4270 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
4272 * gcc.c (print_sysroot): New.
4273 (option_map, display_help, process_command): Handle the
4274 -print-sysroot option.
4275 (main): Print the sysroot if requested.
4276 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
4278 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4281 * unwind-pe.h (size_of_encoded_value): add attribute unused.
4283 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
4285 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
4286 (assign_parm_setup_block_p): Also check mode of entry_parm.
4288 2008-07-07 Richard Guenther <rguenther@suse.de>
4290 * tree-ssa-structalias.h (set_used_smts): Remove.
4291 * tree-ssa-structalias.c (used_smts): Likewise.
4292 (set_used_smts): Likewise.
4293 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
4294 call to set_used_smts.
4296 2008-07-07 Richard Guenther <rguenther@suse.de>
4298 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
4299 (new_var_info): Set it to false.
4300 (solution_set_add): Correctly handle pointers outside a var and
4302 (type_safe): Treat variables with is_full_var properly.
4303 (do_sd_constraint): Likewise.
4304 (do_ds_constraint): Likewise.
4305 (process_constraint): Remove zeroing offset for !use_field_sensitive.
4306 (get_constraint_for_ptr_offset): New function.
4307 (get_constraint_for_component_ref): For addresses at least include
4308 the last field of the variable. Handle is_full_vars properly.
4309 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
4310 (handle_ptr_arith): Remove.
4311 (find_func_aliases): Simplify assignment handling.
4312 (create_function_info_for): For parameter and result varinfos set
4314 (create_variable_info_for): Set is_full_var flag whenever we
4315 just created a single varinfo for a decl.
4316 (init_alias_vars): Initialize use_field_sensitive from
4317 max-fields-for-field-sensitive parameter.
4319 2008-07-07 Richard Guenther <rguenther@suse.de>
4321 PR tree-optimization/36713
4322 * tree-flow-inline.h (is_call_used): New function.
4323 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
4324 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4325 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
4327 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4329 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
4331 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
4333 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
4335 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4336 Nathan Sidwell <nathan@codesourcery.com>
4338 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
4339 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
4341 * config/m68k/t-linux: New.
4342 * doc/install.texi: Document m68k-*-linux is now multilibbed by
4345 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
4347 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
4348 * config/m68k/m68k-devices.def: Remove multilibs that only differ
4351 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4353 * gcc.c (execute): Fix -Wc++-compat warning.
4355 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
4358 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
4359 constant for little endian.
4361 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
4363 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
4364 mips_base_mips16 instead of TARGET_MIPS16.
4365 (mips_base_mips16): Declare.
4366 * config/mips/mips.c (mips_base_mips16): Make global.
4367 (was_mips16_p): Remove GTY marker.
4368 (was_mips16_pch_p): New variable.
4369 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
4370 (mips_override_options): Force to non-MIPS16 mode initially.
4371 Do not complain about MIPS16 PIC incompatibilities here.
4372 Only allow -mgpopt if -mexplicit-relocs is in force for
4375 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
4377 * configure.ac: Check for caddr_t, define to char * if not defined.
4378 * configure: Regenerate.
4379 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
4380 (mmap_gt_pch_use_address): Likewise.
4381 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
4383 2008-07-06 Richard Guenther <rguenther@suse.de>
4385 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
4386 (new_var_info): Deal with it.
4387 (solution_set_add): Likewise.
4388 (bitpos_of_field): Make signed, fix.
4389 (struct fieldoff): Remove type and decl fields. Make size field
4390 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
4392 (fieldoff_compare): Deal with it.
4393 (push_fields_onto_fieldstack): Remove has_union argument, glob
4394 adjacent non-pointer fields together.
4395 (create_function_info_for): Do not set has_union.
4396 (create_variable_info_for): Simplify.
4398 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
4400 * config.gcc (extra_headers): Add cross-stdarg.h for target
4401 x86_64-*-* and i?86-*-*.
4402 * config/i386/cross-stdarg.h: New.
4403 * builtins.c (std_fn_abi_va_list): New.
4404 (std_canonical_va_list_type): New.
4405 (stabilize_va_list): Replace va_list_type_node use by
4406 mtarget.canonical_va_list_type.
4407 (gimplify_va_arg_expr): Likewise.
4408 (expand_builtin_va_copy): Replace va_list_type_node use by
4409 mtarget.fn_abi_va_list.
4410 * tree-sra.c (is_va_list_type): New helper.
4411 (decl_can_be_decomposed_p): Replace
4412 va_list_type_node use by is_va_list_type.
4413 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
4414 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4415 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
4416 * config/i386/i386-protos.h (ix86_get_valist_type): New.
4417 (ix86_enum_va_list): New.
4418 * config/i386/i386.c (sysv_va_list_type_node): New.
4419 (ms_va_list_type_node): New.
4420 (ix86_function_type_abi): Remove sorry.
4421 (ix86_build_builtin_va_list_abi): New.
4422 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
4424 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
4425 (ix86_init_builtins_va_builtins_abi): New.
4426 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
4428 (ix86_handle_abi_attribute): New.
4429 (attribute_spec): Add sysv_abi and ms_abi.
4430 (ix86_fn_abi_va_list): New.
4431 (ix86_canonical_va_list_type): New.
4432 (ix86_enum_va_list): New.
4433 (TARGET_FN_ABI_VA_LIST): New.
4434 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4435 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
4436 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
4437 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4438 (TARGET_ENUM_VA_LIST): New.
4439 * expr.h (std_fn_abi_va_list): New.
4440 (std_canonical_va_list_type): New.
4441 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
4442 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4443 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
4444 TARGET_CANONICAL_VA_LIST_TYPE.
4445 * target.h (struct gcc_target): Add fn_abi_va_list hook
4446 and canonical_va_list_type hook.
4448 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4450 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
4451 integral and pointer types.
4453 2008-07-04 Roger Sayle <roger@eyesopen.com>
4455 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
4456 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
4458 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
4461 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
4463 2008-07-04 Jakub Jelinek <jakub@redhat.com>
4465 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
4466 build_gimple_modify_stmt.
4467 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
4468 gimple operand. Use fold_build* instead of build*.
4470 2008-07-04 Richard Guenther <rguenther@suse.de>
4472 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
4473 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
4474 properly to compute the reachability set if we do field-sensitive PTA.
4475 * invoke.texi (max-fields-for-field-sensitive): Document default.
4476 * opts.c (decode_options): Set max-fields-for-field-sensitive to
4477 100 for optimize >= 2.
4479 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4481 * ggc-zone.c (lookup_page_table_if_allocated,
4482 set_page_table_entry, zone_find_object_size, alloc_small_page,
4483 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
4484 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
4485 -Wc++-compat and/or -Wcast-qual warnings.
4487 2008-07-04 Alan Modra <amodra@bigpond.net.au>
4490 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
4491 pic_offset_table_rtx to be marked as used here.
4492 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
4493 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
4494 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
4495 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
4498 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4500 * alloc-pool.c (hash_descriptor, eq_descriptor,
4501 alloc_pool_descriptor): Fix -Wc++-compat warnings.
4502 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
4504 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
4505 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
4506 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
4507 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
4510 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
4512 * tree-flow.h (loop_only_exit_p): Declare.
4513 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
4514 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
4515 the number of iterations if it is constant. Otherwise, if this is the
4516 only possible exit of the loop, use the conservative estimate on the
4517 number of iterations of the entire loop if available.
4519 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
4521 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
4522 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
4523 Add synchronization functions.
4524 * config/sync.c: New file.
4525 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
4526 (LIBGCC_SYNC_CFLAGS): Likewise.
4528 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
4531 * config/i386/i386.md (mode): Add TF to "mode" attribute.
4532 (*pushtf_sse): New insn pattern.
4533 (pushtf splitters): New splitters.
4535 2008-07-03 Michael Meissner <gnu@the-meissners.org>
4538 * predict.c (build_predict_expr): Use void_type_node for the tree
4539 type, instead of NULL_TREE.
4541 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
4543 * config/i386/i386.c (contains_aligned_value_p): Return true
4545 (ix86_data_alignment): Align TCmode to 128bits.
4546 (ix86_local_alignment): Likewise.
4548 2008-07-03 Andrew Haley <aph@redhat.com>
4551 * vec.h (VEC_TA): New.
4552 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
4553 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
4554 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
4555 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
4556 (C_COMMON_FIXED_TYPES): Remove first arg.
4557 (C_COMMON_FIXED_MODE_TYPES): Likewise.
4558 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
4559 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
4560 not to use empty macro arguments.
4562 2008-07-02 Joseph Myers <joseph@codesourcery.com>
4564 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
4565 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
4566 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
4567 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
4568 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
4569 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
4570 config/ia64/crtn.asm, config/m68hc11/larith.asm,
4571 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
4572 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
4573 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
4574 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
4575 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
4576 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
4577 config/rs6000/e500crtres64gpr.asm,
4578 config/rs6000/e500crtres64gprctr.asm,
4579 config/rs6000/e500crtrest32gpr.asm,
4580 config/rs6000/e500crtrest64gpr.asm,
4581 config/rs6000/e500crtresx32gpr.asm,
4582 config/rs6000/e500crtresx64gpr.asm,
4583 config/rs6000/e500crtsav32gpr.asm,
4584 config/rs6000/e500crtsav64gpr.asm,
4585 config/rs6000/e500crtsav64gprctr.asm,
4586 config/rs6000/e500crtsavg32gpr.asm,
4587 config/rs6000/e500crtsavg64gpr.asm,
4588 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
4589 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
4590 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
4591 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
4592 config/sparc/sol2-cn.asm: Remove .file directives.
4594 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
4596 * resource.c (mark_referenced_resources): Look inside
4597 UNSPEC_VOLATILEs and ASM_INPUTs.
4599 2008-07-02 Ian Lance Taylor <iant@google.com>
4601 * rtlanal.c (add_reg_note): New function.
4602 * rtl.h (add_reg_note): Declare.
4603 * auto-inc-dec.c (attempt_change): Use add_reg_note.
4604 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
4605 * builtins.c (expand_builtin_longjmp): Likewise.
4606 (expand_builtin_nonlocal_goto): Likewise.
4607 * calls.c (emit_call_1, expand_call): Likewise.
4608 * cfgexpand.c (add_reg_br_prob_note): Likewise.
4609 * cfglayout.c (fixup_reorder_chain): Likewise.
4610 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
4611 (commit_one_edge_insertion): Likewise.
4612 * combine.c (move_deaths, distribute_notes): Likewise.
4613 * df-problems.c (df_set_note): Likewise.
4614 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
4615 (set_unique_reg_note): Likewise.
4616 (emit_copy_of_insn_after): Likewise.
4617 * expr.c (expand_expr_real): Likewise.
4618 * gcse.c (add_label_notes): Likewise.
4619 * haifa-sched.c (create_check_block_twin): Likewise.
4620 * jump.c (mark_jump_label_1): Likewise.
4621 * loop-doloop.c (add_test, doloop_modify): Likewise.
4622 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4623 * lower-subreg.c (move_eh_region_note): Likewise.
4624 * optabs.c (emit_libcall_block): Likewise.
4625 * predict.c (predict_insn): Likewise.
4626 (combine_predictions_for_insn): Likewise.
4627 * recog.c (peephole2_optimize): Likewise.
4628 * regmove.c (try_auto_increment): Likewise.
4629 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
4630 * reload.c (find_reloads): Likewise.
4631 * reload1.c (fixup_eh_region_note): Likewise.
4632 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
4633 * reorg.c (delete_prior_computation): Likewise.
4634 (delete_computation, dbr_schedule): Likewise.
4635 * config/pa/pa.c (legitimize_pic_address): Likewise.
4636 * config/sh/sh.c (sh_reorg): Likewise.
4638 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4641 * config/libgcc-glibc.ver: Add %exclude.
4642 * config/m32r/libgcc-glibc.ver: Likwise.
4643 * config/s390/libgcc-glibc.ver: Likwise.
4644 * config/sh/libgcc-glibc.ver: Likwise.
4645 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
4647 * config/i386/libgcc-glibc.ver: New.
4649 * config/i386/libgcc-x86_64-glibc.ver: Removed.
4651 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4653 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
4654 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
4655 i[34567]86-*-linux*, x86_64-*-linux*. Add
4656 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
4657 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
4658 x86_64-*-linux*. Add i386/t-linux to tmake_file for
4659 i[34567]86-*-linux*, x86_64-*-linux*.
4661 * libgcc-std.ver: Add empty GCC_4.4.0.
4663 * mkmap-symver.awk: Support multiple versions per symbol.
4665 * config/i386/i386.c (ix86_init_builtins): Always define
4666 __builtin_fabsq and __builtin_copysignq with fallbacks.
4667 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
4668 and __builtin_copysignq if SSE2 isn't available.
4670 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
4671 (LIBGCC2_TF_CEXT): Likwise.
4674 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
4676 * config/i386/sfp-machine.h: Moved to libgcc.
4678 * config/i386/sfp-machine.h: New.
4679 * config/i386/t-linux: Likwise.
4681 * config/i386/t-darwin: Remove softfp_wrap_start and
4683 * config/i386/t-darwin64: Likewise.
4685 * config/i386/t-fprules-softfp64: Renamed to ...
4686 * config/i386/t-fprules-softfp: This.
4688 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
4689 and softfp_wrap_end.
4691 2008-07-02 Jason Merrill <jason@redhat.com>
4693 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
4695 * tree.c (ctor_to_list): New fn.
4696 * tree.h: Declare it.
4697 (CONSTRUCTOR_ELT): New macro.
4698 (CONSTRUCTOR_NELTS): New macro.
4700 2008-07-02 Richard Guenther <rguenther@suse.de>
4702 * tree-ssa-structalias.c (struct variable_info): Reorder
4703 to fill padding on 64bit hosts. Make collapsed_to an int.
4704 (get_varinfo_fc): Deal with that.
4705 (new_var_info): Likewise.
4706 (collapse_rest_of_var): Likewise.
4708 2008-07-02 Joshua Sumali <jsumali@redhat.com>
4710 * doc/install.texi (--enable-java-home): Document.
4711 (--enable-aot-compile-rpm): Likewise.
4712 (--with-arch-directory): Likewise.
4713 (--with-os-directory): Likewise.
4714 (--with-origin-name): Likewise.
4715 (--with-arch-suffix): Likewise.
4716 (--with-jvm-root-dir): Likewise.
4717 (--with-jvm-jar-dir): Likewise.
4718 (--with-python-dir): Likewise.
4720 2008-07-02 Richard Guenther <rguenther@suse.de>
4722 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
4723 from decls explicitly. Merge operand checking from tuples.
4725 2008-07-02 Martin Jambor <mjambor@suse.cz>
4727 * tree-switch-conversion.c: Included timevar.h which I forgot before.
4729 2008-07-02 Martin Jambor <mjambor@suse.cz>
4731 * tree-switch-conversion.c: Included timevar.h
4732 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
4734 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
4736 2008-07-02 Martin Jambor <mjambor@suse.cz>
4738 * tree-switch-conversion.c: Corrected various comments and
4740 (build_constructors): Fixed minor formatting mistakes.
4742 * invoke.texi (Optimize Options): Corrected the
4743 switch-conversion-max-branch-ratio parameter.
4745 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
4747 * final.c (asm_insn_count): Return zero for an empty asm body.
4749 2008-07-02 Richard Guenther <rguenther@suse.de>
4751 * bitmap.h (bitmap_set_bit): Return bool.
4752 (bitmap_clear_bit): Likewise.
4753 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
4754 write to the bitmap if it would.
4755 (bitmap_clear_bit): Likewise.
4756 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
4757 bitmap_set_bit return value.
4758 (add_pred_graph_edge): Likewise.
4759 (add_graph_edge): Likewise.
4760 (do_sd_constraint): Likewise.
4761 (do_ds_constraint): Likewise.
4763 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4765 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
4766 Fix -Wc++-compat and/or -Wcast-qual warnings.
4767 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
4768 gen_regparm_prefix): Likewise.
4769 * vmsdbgout.c (write_modbeg, lookup_filename,
4770 vmsdbgout_source_line, vmsdbgout_init): Likewise.
4772 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
4774 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
4775 defaults.h definition apply.
4777 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4779 * function.c (assign_parm_remove_parallels): New.
4780 (assign_parm_setup_block_p): Do not return true for non-BLKmode
4782 (assign_parm_setup_block): Do not handle them.
4783 (assign_parm_setup_reg, assign_parm_setup_stack): Call
4784 assign_parm_remove_parallels.
4786 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4788 * c-typeck.c (convert_for_assignment): Use
4789 vector_targets_convertible_p.
4790 * c-common.c (vector_targets_convertible_p): New.
4791 * c-common.h (vector_targets_convertible_p): New prototype.
4792 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
4793 opaque_p_V2SI_type_node.
4795 2008-07-01 Steve Ellcey <sje@cup.hp.com>
4797 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
4800 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
4802 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
4803 TFmode constants via two element DImode vector for hosts with
4804 HOST_BITS_PER_WIDE_INT < 64.
4805 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
4806 also for HOST_BITS_PER_WIDE_INT < 64.
4808 2008-07-01 Richard Guenther <rguenther@suse.de>
4810 PR tree-optimization/36666
4811 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
4812 (get_constraint_exp_from_ssa_var): Split into ...
4813 (get_constraint_exp_for_temp): ... this ...
4814 (get_constraint_for_ssa_var): ... and that.
4815 Return constraint expressions for all touched sub-fields
4816 if the results address is not taken.
4817 (process_constraint): Remove assertion that aggregate
4818 assignments do not happen at this place.
4819 (get_constraint_for_component_ref): Add address_p argument.
4820 Return constraint expressions for all touched sub-fields
4821 if the results address is not taken.
4822 (do_deref): Use get_constraint_exp_for_temp.
4823 (get_constraint_for_1): Rename from ...
4824 (get_constraint_for): ... this. Add the old function as wrapper.
4825 (do_structure_copy): Use get_constraint_for_1.
4827 2008-07-01 Martin Jambor <mjambor@suse.cz>
4829 * Makefile.in (tree-switch-conversion.o): Add.
4830 (OBJS-common): Add tree-swtch-conversion.o.
4831 * passes.c (init_optimization_passes): Add pass_convert_switch.
4832 * tree-pass.h: (pass_convert_switch): Add.
4833 * tree-switch-conversion.c: New file.
4834 * gcc.dg/tree-ssa/cswtch.c: New testcase.
4835 * common.opt (ftree-cswtch): New option.
4836 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
4837 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
4838 * opts.c (decode_options): Set flag_tree_switch_conversion when
4839 optimization level is >= 2.
4840 * doc/invoke.texi (Optimize Options): Added description of
4841 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
4843 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4845 * config/darwin-driver.c (darwin_default_min_version): Fix
4846 -Wc++-compat warnings.
4848 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
4850 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
4853 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4855 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
4857 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4859 PR rtl-optimization/34744
4860 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
4861 (df_scan_free_internal): Free data structures not
4862 allocated in storage pools.
4863 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
4864 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
4865 df_scan_free_mws_vec.
4866 * dse.c (dse_step6): Free offset_map_p and offset_map_n
4869 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
4871 * config/i386/i386.c (contains_aligned_value_p): Return true
4873 (ix86_function_arg_boundary): Return its natural boundary
4875 (return_in_memory_32): Don't check TDmode.
4876 (ix86_split_to_parts): Support splitting into 4 parts and
4877 support TFmode for 32bit target.
4878 (ix86_split_long_move): Support splitting into 4 parts.
4879 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
4881 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
4882 (ix86_init_builtins): Here.
4883 (ix86_scalar_mode_supported_p): Always return true for TFmode.
4884 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
4885 'q' and 'w', respectively.
4887 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
4889 (movtf_internal): Likewise.
4890 (<code>tf2): Likewise.
4891 (*absnegtf2_sse): Likewise.
4892 (copysign<mode>3): Likewise.
4893 (copysign<mode>3_const): Likewise.
4894 (copysign<mode>3_var): Likewise.
4895 (define_split UNSPEC_COPYSIGN): Likewise.
4896 * config/i386/sse.md (*nandtf3): Likewise.
4897 (<code>tf3): Likewise.
4898 (*<code>tf3): Likewise.
4900 2008-06-30 Joey Ye <joey.ye@intel.com>
4901 H.J. Lu <hongjiu.lu@intel.com>
4903 * global.c (compute_regsets): Set frame_pointer_needed here.
4904 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
4906 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4908 * doc/install.texi (specific): Expand Windows build notes.
4910 2008-06-30 Ira Rosen <irar@il.ibm.com>
4912 PR tree-optimization/36648
4913 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
4914 number of prolog iterations by step. Fix the comment.
4916 2008-06-30 Richard Guenther <rguenther@suse.de>
4919 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
4920 handle calls from ECF_MALLOC functions.
4921 (handle_pure_call): ECF_MALLOC functions do not return
4923 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
4925 2008-06-29 Andreas Schwab <schwab@suse.de>
4927 * config/m68k/m68k.c (print_operand): Always print a float
4929 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
4930 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
4933 * config/rs6000/x-linux64: Remove never used file.
4935 2008-06-29 Richard Guenther <rguenther@suse.de>
4937 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
4939 (struct alias_info): Move ...
4940 * tree-ssa-alias.c: ... here.
4941 (update_alias_info): Declare.
4942 (compute_may_aliases): Call it.
4943 (update_alias_info): New function.
4944 * tree-ssa-structalias.c (update_alias_info): Move ...
4945 * tree-ssa-alias.c (update_alias_info_1): ... here.
4946 * tree-ssa-structalias.c (process_constraint_1): Remove
4947 unused from_call argument. Rename to ...
4948 (process_constraint): ... this. Delete old wrapper.
4949 (make_constraint_to): Adjust callers.
4950 (handle_const_call): Likewise.
4951 (handle_pure_call): Likewise.
4952 (init_base_vars): Likewise.
4953 (handle_lhs_call): Likewise. Remove unnecessary constraint.
4954 (find_func_aliases): We don't need structure copies for
4956 (make_constraint_from_anything): Remove.
4957 (create_variable_info_for): For globals make constraints
4958 from escaped, not from anything.
4959 (compute_points_to_sets): Do not call update_alias_info.
4960 (ipa_pta_execute): Use make_constraint_from.
4962 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4964 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
4965 (bitmap.o-warn, dominance.o-warn): New.
4966 * configure.ac (cxx_compat_warn): Delete.
4967 (loose_warn): Add -Wcast-qual and -Wc++-compat.
4968 * system.h: Remove #pragma diagnostic for -Wcast-qual and
4970 * configure: Regenerate.
4972 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
4975 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4977 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
4978 * df-scan.c (df_notes_rescan): Likewise.
4979 * ggc-page.c (set_page_table_entry): Likewise.
4980 * intl.c (gcc_gettext_width): Likewise.
4981 * varasm.c (get_unnamed_section, get_noswitch_section,
4982 get_section): Likewise.
4984 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
4986 * regrename.c (build_def_use): Don't copy RTX.
4988 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
4990 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
4991 (Type Attributes): Fix nesting of @table and @subsection. Adjust
4992 punctuation. Use @ref instead of @xref.
4993 (Function Names): Remove stray @display/@end display.
4994 (C++ Attributes): Use @ref instead of @xref.
4995 (Deprecated Features): Fix punctuation around @xref.
4996 (Backwards Compatibility): Likewise.
4997 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
4999 2008-06-28 Joseph Myers <joseph@codesourcery.com>
5001 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
5002 constants for E500 double.
5004 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5006 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
5007 element type of const_vector.
5009 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
5011 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
5012 Remove FLAGS_REG clobber from expander pattern.
5013 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
5014 (anddi3, andsi3, andhi3, andqi3): Ditto.
5015 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
5016 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
5017 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
5018 (ashlsi3, ashlhi3, ashlqi3): Ditto.
5019 (ashrsi3, ashrhi3, ashrqi3): Ditto.
5020 (lshrsi3, lshrhi3, lshrqi3): Ditto.
5021 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
5022 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
5024 2008-06-28 Richard Guenther <rguenther@suse.de>
5026 * tree-ssa-structalias.c (callused_id, var_callused,
5027 callused_tree): Add.
5028 (handle_pure_call): New function.
5029 (find_func_aliases): Call it.
5030 (find_what_p_points_to): Handle the call-used set.
5031 (clobber_what_escaped): Likewise.
5032 (compute_call_used_vars): New function.
5033 (init_base_vars): Init the call-used variable.
5034 (do_sd_constraint): Do not propagate the solution from CALLUSED
5035 but use CALLUSED as a placeholder.
5036 (solve_graph): Likewise.
5037 * tree-flow-inline.h (gimple_call_used_vars): New function.
5038 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
5039 (compute_call_used_vars): Declare.
5040 * tree-ssa-alias.c (set_initial_properties): Call
5041 compute_call_used_vars.
5042 (reset_alias_info): Clear call-used variables.
5043 (add_call_clobber_ops): Assert we are not called for const/pure
5044 functions. Remove handling of them.
5045 (add_call_read_ops): Handle pure functions by adding the
5046 call-used set of variables as VUSEs.
5047 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
5048 (delete_tree_ssa): Free it.
5049 * tree-dfa.c (remove_referenced_var): Clear the var from the
5052 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
5054 * tree.c (build_varargs_function_type_list): New.
5055 (build_function_type_list_1): New.
5056 (build_function_type_list): Use build_function_type_list_1.
5057 * tree.h (build_varargs_function_type_list): New.
5059 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5062 * config/spu/spu.c (spu_builtin_splats): Do not generate
5063 invalid CONST_VECTOR expressions.
5064 (spu_expand_vector_init): Likewise.
5066 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
5068 * optabs.c (libfunc_decls): New variable.
5069 (libfunc_decl_hash, libfunc_decl_eq): New functions.
5070 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
5071 for the same function twice.
5073 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
5075 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
5076 ix86_expand_binary_operator directly.
5077 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
5079 (*ashrti3_1): Ditto.
5080 (*lshrti3_1): Ditto.
5081 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
5082 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
5083 using only one splitter. Conditionaly execute splitter before or
5084 after peephole2 pass.
5085 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
5086 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
5087 Use only one alternative in asm template.
5088 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
5090 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
5091 "J" operand constraint for operand 2.
5092 (*ashldi3_cconly_rex64): Ditto.
5093 (*ashrdi3_cmp_rex64): Ditto.
5094 (*ashrdi3_cconly_rex64): Ditto.
5095 (*lshrdi3_cmp_rex64): Ditto.
5096 (*lshrdi3_cconly_rex64): Ditto.
5097 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
5098 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
5099 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
5102 2008-06-27 Jakub Jelinek <jakub@redhat.com>
5104 * gimplify.c (omp_is_private): Don't return true if decl is not
5105 already private on #pragma omp for or #pragma omp parallel for.
5108 * tree-cfg.c (struct move_stmt_d): Replace block field with
5109 orig_block and new_block fields.
5110 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
5111 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
5112 (move_block_to_fn): Replace vars_map and new_label_map arguments
5113 with struct move_stmt_d pointer.
5114 (replace_block_vars_by_duplicates): New function.
5115 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
5116 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
5117 all subblocks of ORIG_BLOCK to the new function. Call
5118 replace_block_vars_by_duplicates.
5119 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
5120 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
5121 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
5122 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
5123 (expand_omp): Temporarily set input_location to the location of
5124 region's controlling stmt.
5125 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
5126 BIND_EXPR, push ctx->block_vars and gimplification vars into
5127 the BIND_EXPR and its block's BLOCK_VARS instead of directly
5129 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
5130 there are any BLOCK_VARS.
5131 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
5132 OMP_PARALLEL or OMP_TASK stmt.
5133 (lower_omp): Save and restore input_location around the lower_omp_1
5136 2008-06-27 Richard Guenther <rguenther@suse.de>
5138 PR tree-optimization/36400
5139 PR tree-optimization/36373
5140 PR tree-optimization/36344
5141 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
5142 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
5143 (update_alias_info): Remove call clobbering code.
5144 (make_constraint_to): New helper function.
5145 (make_escape_constraint): Likewise.
5146 (handle_rhs_call): Use it on all pointer containing arguments.
5147 Also mark the static chain escaped.
5148 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
5149 instead of ANYTHING.
5150 (make_constraint_from): New helper split out from ...
5151 (make_constraint_from_anything): ... here.
5152 (find_func_aliases): Add constraints for escape sites.
5153 (intra_create_variable_infos): Make constraints from NONLOCAL
5155 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
5157 (clobber_what_p_points_to): Remove.
5158 (clobber_what_escaped): New function.
5159 (init_base_vars): Init NONLOCAL and ESCAPED.
5160 (do_sd_constraint): Do not propagate the solution from ESCAPED
5161 but use ESCAPED as a placeholder.
5162 (solve_graph): Likewise.
5163 * tree-flow.h (clobber_what_p_points_to): Remove.
5164 (clobber_what_escaped): Declare.
5165 * tree-ssa-alias.c (set_initial_properties): Call it.
5166 Remove code clobbering escaped pointers.
5168 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5170 * function.c (allocate_struct_function): Only allocate a unique
5171 funcdef_no if the decl is nonzero.
5173 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5175 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
5176 * config/mips/mips.c (mips_split_const_insns): New function.
5177 * config/mips/mips.md (move_type): New attribute.
5178 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
5179 (dword_mode): New attribute.
5180 (type): Avoid long line. Map "move_type"s to "type"s,
5181 choosing "multi" for doubleword moves if appropriate.
5182 Swap MTC/MFC comments to match their declaration order.
5183 (extended_mips16): Default to "yes" if "move_type" is "sll0",
5184 "type" is "branch" or "jal" is "direct".
5185 (length): Handle "extended_mips16" first. Make the default
5186 "0" for "ghost" instructions. Set the length from "move_type".
5187 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
5188 of "type", with "sll0" for the register alternative. Remove the
5189 "extended_mips16" attribute.
5190 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
5191 of "type", with "shift_shift" for the register alternative.
5192 Remove the "length" attribute.
5193 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
5194 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
5195 of "type", with "andi" for the register alternative.
5196 (*zero_extendqihi2): Likewise.
5197 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
5198 of "andi" instead of a "type" of "arith".
5199 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
5201 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
5202 (mov_<store>r, *mov<mode>_ra): Likewise.
5203 (extendsidi2): Use "move_type" instead of "type", with "move"
5204 for the register alternative.
5205 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
5206 of "type", with "signext" for the register alternative.
5207 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
5208 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
5209 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
5210 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
5211 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
5212 (unnamed branch insn): Likewise.
5213 (*movdi_gp32_fp64): Fold into...
5214 (*movdi_32bit): ...here.
5215 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
5216 (*movdf_hardfloat): ...this new pattern.
5217 (*movdf_softfloat): Remove redundant FPR alternatives.
5218 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
5219 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
5220 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
5221 the "move" attribute.
5222 (*movdi_32bit): Use "move_type" instead of "type" and remove the
5223 "length" attribute. Use "fpload" and "fpstore" instead of "load"
5224 and "store" for COP loads and stores.
5225 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
5226 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
5227 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
5228 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
5229 (*movtf_mips16, *movv2sf): Likewise.
5230 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
5231 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
5232 (mfhc1<mode>): Use "move_type" instead of "move".
5233 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
5234 (loadgp_blockage): Remove the "length" attribute.
5235 (blockage, set_got_version, update_got_version): Likewise.
5236 (call_internal): Remove the "extended_mips16" attribute.
5237 (call_value_internal, call_value_multiple_internal): Likewise.
5238 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
5240 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
5241 the "length" attribute.
5243 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5245 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
5246 -Wcast-qual warnings.
5247 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
5248 handle_pragma_pop_macro): Likewise.
5249 * collect2.c (resolve_lib_name): Likewise.
5250 * config/arc/arc.c (arc_init): Likewise.
5251 * config/arm/arm.c (neon_builtin_compare,
5252 locate_neon_builtin_icode): Likewise.
5253 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
5254 * config/bfin/bfin.c (bfin_init_machine_status,
5255 bfin_optimize_loop): Likewise.
5256 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
5257 * config/cris/cris.c (cris_init_expanders): Likewise.
5258 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
5259 * config/darwin.c (machopic_indirection_eq,
5260 machopic_indirection_name, machopic_output_indirection): Likewise.
5261 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
5262 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
5263 frv_optimize_membar): Likewise.
5264 * config/i386/cygwin.h (mingw_scan,
5265 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
5266 * config/i386/cygwin1.c (mingw_scan): Likewise.
5267 * config/i386/i386.c (machopic_output_stub): Likewise.
5268 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
5269 i386_pe_unique_section): Likewise.
5270 * config/ia64/ia64.c (ia64_init_machine_status,
5271 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
5273 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
5274 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
5275 * config/m68k/m68k.c (m68k_handle_option,
5276 m68k_sched_md_init_global): Likewise.
5277 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
5278 mcore_unique_section): Likewise.
5279 * config/mips/mips.c (mips_block_move_straight,
5280 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
5282 * config/mmix/mmix.c (mmix_init_machine_status,
5283 mmix_encode_section_info): Likewise.
5284 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
5285 * config/rs6000/rs6000.c (rs6000_init_machine_status,
5286 print_operand_address, output_toc, redefine_groups,
5287 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
5288 * config/s390/s390.c (s390_init_machine_status): Likewise.
5289 * config/score/score.c (score_block_move_straight,
5290 score_block_move_loop_body): Likewise.
5291 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
5292 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
5293 * emit-rtl.c (find_auto_inc): Likewise.
5294 * gcc.c (translate_options, process_command): Likewise.
5295 * reorg.c (dbr_schedule): Likewise.
5296 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
5297 * xcoffout.c (xcoffout_declare_function): Likewise.
5299 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
5301 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
5302 ipa-pta working again.
5304 2008-06-27 David Edelsohn <edelsohn@gnu.org>
5306 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
5309 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
5311 * config.gcc (powerpc*-*-*): Add new core e500mc.
5312 * config/rs6000/e500mc.md: New file.
5313 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5315 (rs6000_override_options): Add e500mc case to
5316 processor_target_table. Altivec and Spe options not allowed
5317 with e500mc. Add isel instruction to e500mc by
5318 default. Initialize rs6000_cost for e500mc.
5319 (rs6000_issue_rate): Set issue rate for e500mc.
5320 * config/rs6000/rs6000.h (processor_type): Add
5321 PROCESSOR_PPCE500MC.
5322 (ASM_CPU_SPEC): Add e500mc.
5323 Set TARGET_ISEL to rs6000_isel.
5324 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
5325 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
5326 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
5328 * doc/invoke.texi: Add e500mc to list of cpus.
5330 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5333 * c-lex.c (lex_charconst): Initialize unsignedp.
5335 2008-06-27 Olivier Hainque <hainque@adacore.com>
5337 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
5338 documented assumptions.
5340 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
5342 * dwarf2out.c: Remove trailing white spaces. Break long line
5345 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
5347 * libfuncs.h (LTI_synchronize): New libfunc_index.
5348 (synchronize_libfunc): Declare.
5349 * builtins.c (expand_builtin_synchronize): Consider using
5350 synchronize_libfunc before falling back on an asm blockage.
5351 * config/mips/mips.c: Include libfuncs.h
5352 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
5354 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
5356 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
5357 parameter. Copy stack_reg to r11 where appropriate.
5358 (no_global_regs_above): Add gpr parameter.
5359 (rs6000_stack_info): Only add padding for SPE save area if we
5360 are saving SPE GPRs and CR.
5361 (saveres_routine_syms): New variable.
5362 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
5364 (rs6000_savres_routine_sym): New function.
5365 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
5367 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
5368 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
5369 Tweak FPR out-of-line saving.
5370 (rs6000_make_savres_rtx): New function.
5371 (rs6000_use_multiple_p): New function.
5372 (rs6000_savres_strategy): New function.
5373 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
5374 out-of-line if appropriate.
5375 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
5376 if we are optimizing for size.
5377 (GP_SAVE_INLINE): Define.
5378 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
5379 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
5380 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
5381 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
5382 (*save_fpregs_<mode>): Add use of r11.
5383 (*restore_gpregs_<mode>): New insn.
5384 (*return_and_restore_gpregs_<mode>): New insn.
5385 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
5387 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
5388 (*restore_gpregs_spe): New insn.
5389 (*return_and_restore_gpregs_spe): New insn.
5390 * config/rs6000/predicates.md (save_world_operation): Fix check.
5392 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
5394 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
5395 this point, so assert that.
5397 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
5399 * cfganal.c: Include vec.h and vecprim.h.
5400 (compute_idf): Import from...
5401 * tree-into-ssa (compute_idf): ...here.
5402 * basic-block.h (compute_idf): Export.
5404 2008-06-26 Joseph Myers <joseph@codesourcery.com>
5406 * c-decl.c (merge_decls): Use !current_function_decl to check for
5407 extern declaration of C99 inline function being at file scope.
5409 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
5411 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
5413 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5415 * alias.c (record_alias_subset, init_alias_analysis): Fix
5416 -Wc++-compat and/or -Wcast-qual warnings.
5417 * attribs.c (lookup_attribute_spec): Likewise.
5418 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
5419 copy_bb, connect_traces,
5420 find_rarely_executed_basic_blocks_and_cr): Likewise.
5421 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
5422 note_btr_set, migrate_btr_defs): Likewise.
5423 * builtins.c (result_vector, expand_builtin_memcpy,
5424 expand_builtin_mempcpy_args, expand_builtin_strncpy,
5425 builtin_memset_read_str, expand_builtin_printf,
5426 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
5428 * caller-save.c (mark_set_regs): Likewise.
5429 * calls.c (expand_call, emit_library_call_value_1): Likewise.
5430 * cgraph.c (cgraph_edge): Likewise.
5431 * combine.c (likely_spilled_retval_1): Likewise.
5432 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
5433 htab_counts_entry_del, get_coverage_counts): Likewise.
5434 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
5435 new_cselib_val): Likewise.
5436 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
5437 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
5439 * df-core.c (df_compact_blocks): Likewise.
5440 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
5441 * df-scan.c (df_grow_reg_info, df_ref_create,
5442 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
5443 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
5444 df_record_entry_block_defs, df_record_exit_block_uses,
5445 df_bb_verify): Likewise.
5446 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
5447 DF_REF_EXTRACT_MODE_CONST): New.
5448 * dominance.c (get_immediate_dominator, get_dominated_by,
5449 nearest_common_dominator, root_of_dom_tree,
5450 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
5451 -Wc++-compat and/or -Wcast-qual warnings.
5452 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
5453 record_store, replace_read, check_mem_read_rtx, scan_insn,
5454 dse_step1, dse_record_singleton_alias_set): Likewise.
5455 * dwarf2asm.c (dw2_force_const_mem): Likewise.
5457 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5459 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
5460 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
5461 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
5462 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
5463 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
5464 add_ranges_num, add_ranges_by_labels, file_info_cmp,
5465 file_name_acquire, output_file_names, add_const_value_attribute,
5466 premark_used_types_helper, file_table_eq, file_table_hash,
5467 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
5468 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
5469 -Wcast-qual warnings.
5470 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
5471 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
5472 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
5473 gen_reg_rtx, start_sequence, init_emit): Likewise.
5474 * et-forest.c (et_new_occ, et_new_tree): Likewise.
5475 * except.c (init_eh_for_function, gen_eh_region,
5476 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
5477 arh_to_landing_pad, arh_to_label, add_action_record,
5478 add_call_site, switch_to_exception_section): Likewise.
5479 * expmed.c (synth_mult): Likewise.
5480 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
5481 store_expr): Likewise.
5482 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
5484 * function.c (assign_stack_temp_for_type,
5485 allocate_struct_function, match_asm_constraints_1): Likewise.
5486 * gcov-io.c (gcov_allocate): Likewise.
5487 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
5488 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
5489 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
5490 record_one_set, insert_expr_in_table, insert_set_in_table,
5491 dump_hash_table, compute_hash_table_work, alloc_hash_table,
5492 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
5493 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
5494 -Wcast-qual warnings.
5496 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5498 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
5499 -Wcast-qual warnings.
5500 * gcc.c (process_command): Likewise.
5501 * genattrtab.c (oballoc): Use XOBNEW.
5502 (oballocvec): Define.
5503 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
5504 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
5505 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
5506 -Wc++-compat and/or -Wcast-qual warnings.
5507 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
5508 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
5509 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
5510 gen_presence_absence_set, gen_automaton, gen_regexp_el,
5511 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
5512 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
5513 add_excls, process_presence_absence_names,
5514 process_presence_absence_patterns, add_presence_absence,
5515 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
5516 get_free_state, add_arc, get_free_automata_list_el,
5517 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
5518 transform_3, cache_presence, create_ainsns, create_automata,
5519 create_state_ainsn_table, dfa_insn_code_enlarge,
5520 output_trans_func, output_min_issue_delay_func,
5521 output_dead_lock_func, output_reset_func,
5522 output_get_cpu_unit_code_func, output_dfa_start_func,
5523 expand_automata): Likewise.
5524 * genextract.c (gen_insn): Likewise.
5525 * gengtype-lex.l: Likewise.
5526 * gengtype.c (read_input_list, adjust_field_type,
5527 process_gc_options): Likewise.
5528 * genoutput.c (note_constraint): Likewise.
5529 * genpreds.c (mangle, add_constraint): Likewise.
5530 * genrecog.c (process_define_predicate, new_decision,
5531 add_to_sequence): Likewise.
5532 * gensupport.c (record_insn_name): Likewise.
5534 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5536 * config/i386/driver-i386.c (detect_caches_amd,
5537 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
5538 and/or -Wcast-qual warnings.
5539 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
5540 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
5541 gt_pch_save): Likewise.
5542 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
5543 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
5544 * global.c (compute_regsets): Likewise.
5545 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
5546 finish_graph_dump_file): Likewise.
5547 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
5548 unlink_bb_notes): Likewise.
5549 * integrate.c (get_hard_reg_initial_val): Likewise.
5550 * ipa-prop.c (ipa_push_func_to_list): Likewise.
5551 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
5552 * local-alloc.c (update_equiv_regs): Likewise.
5553 * loop-invariant.c (check_invariant_table_size,
5554 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
5556 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
5557 altered_reg_used, mark_altered): Likewise.
5558 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
5559 insert_var_expansion_initialization,
5560 combine_var_copies_in_loop_exit, apply_opt_in_copies,
5561 release_var_copies): Likewise.
5562 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
5563 analyze_matrix_decl, add_allocation_site, analyze_transpose,
5564 analyze_accesses_for_phi_node, check_var_notmodified_p,
5565 check_allocation_function, find_sites_in_func,
5566 record_all_accesses_in_func, transform_access_sites,
5567 transform_allocation_sites): Likewise.
5568 * omp-low.c (new_omp_region, create_omp_child_function_name,
5569 check_omp_nesting_restrictions, check_combined_parallel,
5570 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
5571 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
5572 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
5573 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
5575 * opts-common.c (prune_options): Likewise.
5576 * opts.c (add_input_filename, print_filtered_help,
5577 get_option_state): Likewise.
5578 * params.c (add_params): Likewise.
5579 * passes.c (set_pass_for_id, next_pass_1,
5580 do_per_function_toporder, pass_fini_dump_file): Likewise.
5581 * postreload.c (reload_cse_simplify_operands): Likewise.
5582 * predict.c (tree_predicted_by_p, tree_predict_edge,
5583 clear_bb_predictions, combine_predictions_for_bb): Likewise.
5585 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5587 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
5589 * recog.c (check_asm_operands, validate_change_1): Likewise.
5590 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
5591 subst_asm_stack_regs): Likewise.
5592 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
5593 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
5594 * regmove.c (reg_is_remote_constant_p): Likewise.
5595 * regrename.c (regrename_optimize, scan_rtx_reg,
5596 kill_clobbered_value, kill_set_value, kill_autoinc_value):
5598 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
5599 regstat_compute_calls_crossed): Likewise.
5600 * reload1.c (init_reload, new_insn_chain,
5601 has_nonexceptional_receiver, reload, copy_reloads,
5602 calculate_needs_all_insns, init_elim_table): Likewise.
5603 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
5604 * rtl.c (shallow_copy_rtx_stat): Likewise.
5605 * rtlanal.c (parms_set): Likewise.
5606 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
5607 sbitmap_resize, sbitmap_vector_alloc): Likewise.
5608 * sched-ebb.c (earliest_block_with_similiar_load,
5609 add_deps_for_risky_insns): Likewise.
5610 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
5611 schedule_region): Likewise.
5612 * see.c (eq_descriptor_pre_extension,
5613 hash_descriptor_pre_extension, hash_del_pre_extension,
5614 eq_descriptor_properties, hash_descriptor_properties,
5615 hash_del_properties, see_seek_pre_extension_expr,
5616 see_initialize_data_structures, see_print_register_properties,
5617 see_print_pre_extension_expr, see_delete_merged_def_extension,
5618 see_delete_unmerged_def_extension, see_emit_use_extension,
5619 see_pre_delete_extension, see_map_extension, see_commit_changes,
5620 see_analyze_merged_def_local_prop,
5621 see_analyze_merged_def_local_prop,
5622 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
5623 see_set_prop_merged_def, see_set_prop_unmerged_def,
5624 see_set_prop_unmerged_use, see_print_one_extension,
5625 see_merge_one_use_extension, see_merge_one_def_extension,
5626 see_store_reference_and_extension, see_update_uses_relevancy,
5627 see_update_defs_relevancy): Likewise.
5628 * statistics.c (hash_statistics_hash, hash_statistics_eq,
5629 hash_statistics_free, curr_statistics_hash): Likewise.
5630 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
5631 expand_asm_operands, expand_return, case_bit_test_cmp,
5632 expand_case): Likewise.
5633 * stor-layout.c (start_record_layout): Likewise.
5634 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
5635 gt_pch_save_stringpool): Likewise.
5636 * tree-data-ref.c (hash_stmt_vertex_info,
5637 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
5638 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
5640 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
5643 * config/i386/i386.md : Change constraints of HImode and QImode
5644 immediate operands from "i" to "n". Change SImode "ni" constraint to
5645 "i" and SImode "rmi" constraint to "g". Remove all constraints
5646 from const0_operand and const1_operand predicated operands.
5647 (i): Change QImode and HImode attribute from "i" to "n".
5648 (*subqi_2): Change HImode operands to QImode.
5651 2008-06-25 Olivier Hainque <hainque@adacore.com>
5653 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
5656 2008-06-25 Richard Guenther <rguenther@suse.de>
5658 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
5659 not overflow the result type.
5661 2008-06-25 Richard Guenther <rguenther@suse.de>
5663 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
5664 (vn_lookup): Likewise.
5666 2008-06-25 Richard Guenther <rguenther@suse.de>
5668 PR tree-optimization/35518
5669 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
5670 * tree-sra.c (instantiate_element): Use fold_build3 to build
5672 (try_instantiate_multiple_fields): Likewise.
5674 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5676 * config/rs6000/rs6000.md: Change all string instruction's clobber to
5679 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5681 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
5682 use_backchain_to_restore_sp to true
5683 if the offset of the link register save area would go over the 32k - 1
5684 offset limit of the load
5687 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
5689 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
5690 anchor for the type-punning blurb. Cross-reference "Structures
5691 unions enumerations and bit-fields implementation". Provide a
5692 cast-through-pointer example. Make final sentence self-contained.
5693 * doc/implement-c.texi (Structures unions enumerations and
5694 bit-fields implementation): Cross-reference the type-punning blurb
5695 in the -fstrict-aliasing documentation.
5697 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5700 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
5701 the memory instead of the memory itself for the save area.
5703 2008-06-24 Olivier Hainque <hainque@adacore.com>
5704 Nicolas Roche <roche@adacore.com>
5706 * gengtype.c (srcdir_len): size_t instead of int.
5707 (get_file_realbasename): New function. For F a filename, the real
5708 basename of F, with all the path components stripped.
5709 (get_file_srcdir_relative_path): New function. For F a filename, the
5710 relative path to F from $(srcdir).
5711 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
5712 get_file_realbasename. Adjust the head comment.
5713 (get_prefix_langdir_index): New function. For F a filename, return the
5714 lang_dir_names[] relative index of the language directory that is
5716 (get_file_langdir): For F a filename, return the name of the language
5717 directory where F is located.
5718 (get_file_gtfilename): New function. The gt- output file name for an
5720 (get_output_file_with_visibility): Replace in-line computations with
5721 uses of get_file_gtfilename and get_prefix_langdir_index.
5722 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
5724 2008-06-24 Jakub Jelinek <jakub@redhat.com>
5726 PR tree-optimization/36504
5727 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
5728 references without base address.
5730 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5733 * calls.c (expand_call): Increase alignment for recursive functions.
5735 2008-06-23 Anatoly Sokolov <aesok@post.ru>
5737 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
5738 (TARGET_FUNCTION_VALUE): New define.
5739 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
5740 * config/avr/avr.h (FUNCTION_VALUE): Remove.
5742 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5744 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
5745 (fmod<mode>3): Ditto.
5746 (remainderxf3): Ditto.
5747 (remainder<mode>3): Ditto.
5749 2008-06-23 Jakub Jelinek <jakub@redhat.com>
5752 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
5753 REG is a hard register.
5755 PR tree-optimization/36508
5756 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
5757 499, don't check it at all in release compilers.
5759 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5761 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
5762 together with SSE_TARGET_MATH to disable insn pattern.
5763 (*fop_<MODEF:mode>_2_i387): Ditto.
5764 (*fop_<MODEF:mode>_3_i387): Ditto.
5766 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
5768 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
5770 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5773 * gimplify.c (gimplify_asm_expr): Check the return code of
5774 parse_output_constraint call, set function return and is_inout
5777 2008-06-22 Ian Lance Taylor <iant@google.com>
5779 * c-lex.c (narrowest_unsigned_type): Change itk to int.
5780 (narrowest_signed_type): Likewise.
5781 * c-typeck.c (c_common_type): Change local variable mclass to enum
5783 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
5784 tcc_comparison, not the tree code itself.
5785 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
5786 (c_expand_expr): Cast modifier to enum expand_modifier.
5787 * c-common.h (C_RID_CODE): Add casts.
5788 (C_SET_RID_CODE): Define.
5789 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
5790 (c_lex_one_token): Add cast to avoid warning.
5791 (c_parser_objc_type_name): Rename local typename to type_name.
5792 (check_no_duplicate_clause): Change code parameter to enum
5794 (c_parser_omp_var_list_parens): Change kind parameter to enum
5796 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
5797 c_parser_omp_list_var_parens.
5798 (c_parser_omp_threadprivate): Likewise.
5799 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
5800 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
5801 * c-format.c (NO_FMT): Define.
5802 (printf_length_specs): Use NO_FMT.
5803 (asm_fprintf_length_specs): Likewise.
5804 (gcc_diag_length_specs): Likewise.
5805 (scanf_length_specs): Likewise.
5806 (strfmon_length_specs): Likewise.
5807 (gcc_gfc_length_specs): Likewise.
5808 (printf_flag_specs): Change 0 to STD_C89.
5809 (asm_fprintf_flag_specs): Likewise.
5810 (gcc_diag_flag_specs): Likewise.
5811 (gcc_cxxdiag_flag_specs): Likewise.
5812 (scanf_flag_specs): Likewise.
5813 (strftime_flag_specs): Likewise.
5814 (strfmon_flag_specs): Likewise.
5815 (print_char_table): Likewise.
5816 (asm_fprintf_char_table): Likewise.
5817 (gcc_diag_char_table): Likewise.
5818 (gcc_tdiag_char_table): Likewise.
5819 (gcc_cdiag_char_table): Likewise.
5820 (gcc_cxxdiag_char_table): Likewise.
5821 (gcc_gfc_char_table): Likewise.
5822 (scan_char_table): Likewise.
5823 (time_char_table): Likewis.
5824 (monetary_char_table): Likewise.
5825 * c-format.h (BADLEN): Likewise.
5827 2008-06-21 Ian Lance Taylor <iant@google.com>
5829 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
5830 Define END_OF_BASE_TREE_CODES around inclusion.
5831 * tree.c (tree_code_type): New global array.
5832 (tree_code_length, tree_code_name): Likewise.
5833 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
5835 (all-tree.def, s-alltree): New targets.
5836 (gencheck.h, s-gencheck): Remove.
5837 (tree.o): Depend upon all-tree.def.
5838 (build/gencheck.o): Remove gencheck.h dependency.
5839 (mostlyclean): Don't remove gencheck.h.
5840 * c-common.h (enum c_tree_code): Remove.
5841 * c-lang.c (tree_code_type): Remove.
5842 (tree_code_length, tree_code_name): Remove.
5843 * gencheck.c (tree_codes): Include all-tree.def, rather than
5844 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
5846 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
5848 * cp/cp-tree.h (enum cplus_tree_code): Remove.
5849 (operator_name_info): Size to MAX_TREE_CODES.
5850 (assignment_operator_name_info): Likewise.
5851 * cp/cp-lang.c (tree_code_type): Remove.
5852 (tree_code_length, tree_code_name): Remove.
5853 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
5854 (assignment_operator_name_info): Likewise.
5855 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
5857 * cp/mangle.c (write_expression): Likewise.
5858 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
5859 * fortran/f95-lang.c (tree_code_type): Remove.
5860 (tree_code_length, tree_code_name): Remove.
5861 * java/java-tree.h (enum java_tree_code): Remove.
5862 * java/lang.c (tree_code_type): Remove.
5863 (tree_code_length, tree_code_name): Remove.
5864 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
5865 * objc/objc-act.h (enum objc_tree_code): Remove.
5866 * objc/objc-lang.c (tree_code_type): Remove.
5867 (tree_code_length, tree_code_name): Remove.
5868 * objcp/objcp-lang.c (tree_code_type): Remove.
5869 (tree_code_length, tree_code_name): Remove.
5870 * ada/ada-tree.h (enum gnat_tree_code): Remove.
5871 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
5872 * ada/misc.c (tree_code_type): Remove.
5873 (tree_code_length, tree_code_name): Remove.
5875 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
5877 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
5878 the grand_bitmap_obstack.
5880 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5882 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
5883 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
5884 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
5885 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
5886 move_stmt_r, new_label_mapper): Likewise.
5887 * tree-complex.c (cvc_lookup): Likewise.
5888 * tree-dfa.c (create_function_ann): Likewise.
5889 * tree-dump.c (dump_register): Likewise.
5890 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
5891 find_phi_replacement_condition): Likewise.
5892 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
5893 tree_function_versioning): Likewise.
5894 * tree-into-ssa.c (cmp_dfsnum): Likewise.
5895 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
5896 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
5897 get_nonlocal_debug_decl, convert_nonlocal_reference,
5898 convert_nonlocal_omp_clauses, get_local_debug_decl,
5899 convert_local_reference, convert_local_omp_clauses,
5900 convert_nl_goto_reference, convert_nl_goto_receiver,
5901 convert_tramp_reference, convert_call_expr): Likewise.
5902 * tree-outof-ssa.c (contains_tree_r): Likewise.
5903 * tree-parloops.c (reduction_phi, initialize_reductions,
5904 eliminate_local_variables_1, add_field_for_reduction,
5905 add_field_for_name, create_phi_for_local_result,
5906 create_call_for_reduction_1, create_loads_for_reductions,
5907 create_stores_for_reduction, create_loads_and_stores_for_name):
5909 * tree-phinodes.c (allocate_phi_node): Likewise.
5910 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
5911 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
5912 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
5913 * tree-ssa-coalesce.c (compare_pairs): Likewise.
5914 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
5915 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
5916 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
5917 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
5918 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
5919 vn_nary_op_insert): Likewise.
5920 * tree-ssa.c (redirect_edge_var_map_add,
5921 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
5922 * tree-vectorizer.c (vectorize_loops): Likewise.
5923 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
5924 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
5925 tree_cons_stat, build1_stat, build_variant_type_copy,
5926 decl_init_priority_lookup, decl_fini_priority_lookup,
5927 decl_priority_info, decl_restrict_base_lookup,
5928 decl_restrict_base_insert, decl_debug_expr_lookup,
5929 decl_debug_expr_insert, decl_value_expr_lookup,
5930 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
5931 type_hash_add, get_file_function_name, tree_check_failed,
5932 tree_not_check_failed, tree_range_check_failed,
5933 omp_clause_range_check_failed, build_omp_clause,
5934 build_vl_exp_stat): Likewise.
5935 * value-prof.c (gimple_histogram_value,
5936 gimple_duplicate_stmt_histograms): Likewise.
5937 * var-tracking.c (attrs_list_insert, attrs_list_copy,
5938 unshare_variable, variable_union_info_cmp_pos, variable_union,
5939 dataflow_set_different_1, dataflow_set_different_2,
5940 vt_find_locations, variable_was_changed, set_variable_part,
5941 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
5942 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
5943 section_entry_hash, object_block_entry_eq,
5944 object_block_entry_hash, create_block_symbol,
5945 initialize_cold_section_name, default_function_rodata_section,
5946 strip_reg_name, set_user_assembler_name, const_desc_eq,
5947 build_constant_desc, output_constant_def, lookup_constant_def,
5948 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
5949 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
5950 default_internal_label): Likewise.
5951 * varray.c (varray_init, varray_grow): Likewise.
5952 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
5954 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
5956 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
5957 operators for "test" insn. Macroize insn using SWI mode macro.
5958 (*jcc_fused_2): Ditto.
5959 (*jcc_fused_3): Macroize insn using SWI mode macro.
5960 (*jcc_fused_4): Ditto.
5962 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
5964 * tree-ssa-pre.c: Fix typo in comment.
5965 (init_antic, fini_antic): Add explicit funtions for
5966 initializing and deinitializing ANTIC and AVAIL sets.
5967 (create_expression_by_pieces): Fix typo in comment.
5968 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
5969 (execute_pre): Eventually dump details about ANTIC_IN.
5971 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5973 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
5974 * gcc.c (translate_options, init_spec, store_arg, read_specs,
5975 add_to_obstack, file_at_path, find_a_file, execute,
5976 add_preprocessor_option, add_assembler_option, add_linker_option,
5977 process_command, insert_wrapper, do_option_spec, do_self_spec,
5978 spec_path, do_spec_1, is_directory, main, used_arg,
5979 getenv_spec_function): Likewise.
5980 * tlink.c (symbol_hash_lookup, file_hash_lookup,
5981 demangled_hash_lookup, symbol_push, file_push, frob_extension):
5984 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5986 * doc/rtl.texi: Updated subreg section.
5988 2008-06-19 Jakub Jelinek <jakub@redhat.com>
5991 * cgraphunit.c (cgraph_process_new_functions): Don't clear
5992 node->needed and node->reachable.
5993 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
5994 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
5995 (expand_task_call): Don't call expand_task_copyfn.
5996 (expand_task_copyfn): Renamed to...
5997 (finalize_task_copyfn): ... this.
5999 2008-06-19 Jan Hubicka <jh@suse.cz>
6001 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
6002 clobbering framepointer.
6004 2008-06-19 Jan Hubicka <jh@suse.cz>
6006 * tree-optimize.c (execute_early_local_optimizations): Set
6007 cgraph_state only at first invocation.
6009 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6011 * system.h (-Wc++-compat): Activate as a warning, no an error.
6013 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
6015 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
6016 instead of "#" in insn asm template.
6017 (*jcc_fused_2): Ditto.
6019 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
6021 * config/i386/i386.h (ix86_tune_indices)
6022 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
6023 (TARGET_FUSE_CMP_AND_BRANCH): New define.
6024 * config/i386/i386.md (*jcc_fused_1): New insn pattern
6025 (*jcc_fused_2): Ditto.
6026 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
6027 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
6028 (print operand): Handle 'E' and 'e' code.
6030 2008-06-19 Anatoly Sokolov <aesok@post.ru>
6032 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
6033 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6034 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6036 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
6038 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
6040 (cgraph_expand_function): Use local copy of decl.
6041 (cgraph_expand_all_functions): Remove redundant initialization of
6043 (cgraph_optimize): Reword internal_error message.
6045 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
6047 * arm-protos.h (arm_return_in_memory): Remove public
6048 arm_return_in_memory() prototype.
6049 * arm.c (arm_return_in_memory): Add static prototype, add target
6050 hook macro, change definition and comments.
6051 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
6053 2008-06-19 Ben Elliston <bje@au.ibm.com>
6055 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
6056 real.c: Remove references to IEEE 754R.
6057 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
6058 * doc/libgcc.texi (Decimal float library routines): Likewise.
6060 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6062 * targhooks.h (struct gcc_target): New member unwind_word_mode.
6063 (default_unwind_word_mode): Add prototype.
6064 * targhooks.c (default_unwind_word_mode): New function.
6065 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
6066 instead of word_mode.
6067 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
6068 (TARGET_INITIALIZER): Use it.
6070 * c-common.c (handle_mode_attribute): Support "unwind_word"
6072 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
6074 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
6075 word_mode to access SjLj_Function_Context member "data".
6076 (sjlj_emit_dispatch_table): Likewise. Also, perform type
6077 conversion from targetm.eh_return_filter_mode () to
6078 targetm.unwind_word_mode () if they differ.
6080 * builtin-types.def (BT_UNWINDWORD): New primitive type.
6081 (BT_FN_UNWINDWORD_PTR): New function type.
6082 (BT_FN_WORD_PTR): Remove.
6083 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
6084 * except.c (expand_builtin_extend_pointer): Convert pointer to
6085 targetm.unwind_word_mode () instead of word_mode.
6087 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
6088 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
6089 (spu_unwind_word_mode): New function.
6090 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
6091 (TARGET_UNWIND_WORD_MODE): Define.
6092 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
6094 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6096 * config/spu/spu.c (reg_align): Remove.
6097 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
6098 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
6099 (spu_split_store): Likewise.
6101 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
6103 * gcc/tree-vn.c: Fix typo in comment.
6105 2008-06-18 Jan Hubicka <jh@suse.cz>
6107 * cgraphunit.c (cgraph_optimize): Output debug info when doing
6108 toplevel reorder too.
6110 2008-06-18 Jan Hubicka <jh@suse.cz>
6112 * c-opts.c (c_common_post_options): PCH is not compatible with
6114 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
6115 -fno-toplevel-reorder by default now.
6117 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6119 PR documentation/30739
6120 * doc/install.texi (Prerequisites): Document dependency on awk.
6122 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
6123 Ian Lance Taylor <iant@google.com>
6125 PR rtl-optimization/35604
6126 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
6127 only want to change jump destinations, not eventual label comparisons.
6129 2008-06-16 Jan Hubicka <jh@suse.cz>
6131 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
6133 (cgraph_analyze_function): Likewise.
6135 2008-06-16 Jan Hubicka <jh@suse.cz>
6137 * cgraph.h (cgraph_mark_if_needed): New function.
6138 * cgraphunit.c (cgraph_mark_if_needed): New function.
6139 * c-decl.c (duplicate_decl): Use it.
6141 2008-06-16 Jan Hubicka <jh@suse.cz>
6143 * cgraph.c (cgraph_add_new_function): When in expansion state, do
6146 2008-06-16 Jan Hubicka <jh@suse.cz>
6148 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
6150 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
6151 Kazu Hirata <kazu@codesourcery.com>
6152 Maxim Kuvyrkov <maxim@codesourcery.com
6154 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
6155 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
6156 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
6157 EXTRA_SPEC_FUNCTIONS.
6158 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
6159 (DRIVER_SELF_SPECS): Adjust.
6160 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
6161 * config/mips/st.h, config/mips/t-st: New.
6162 * config/mips/driver-native.c, config/mips/x-native: New.
6163 * doc/invoke.texi (MIPS): Document 'native' value for -march and
6166 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6168 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
6170 (ISA_HAS_FP_CONDMOVE): New macro.
6171 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
6172 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
6173 (ISA_HAS_NMADD3_NMSUB3): New macro.
6174 * config/mips/mips.c (mips_rtx_costs): Update.
6175 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
6176 compiling for ST Loongson 2E/2F.
6177 (madd<mode>): Rename to madd4<mode>. Update.
6178 (madd3<mode>): New pattern.
6179 (msub<mode>): Rename to msub4<mode>. Update.
6180 (msub3<mode>): New pattern.
6181 (nmadd<mode>): Rename to nmadd4<mode>. Update.
6182 (nmadd3<mode>): New pattern.
6183 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
6184 (nmadd3<mode>_fastmath): New pattern.
6185 (nmsub<mode>): Rename to nmsub4<mode>. Update.
6186 (nmsub3<mode>): New pattern.
6187 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
6188 (nmsub3<mode>_fastmath): New pattern.
6189 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
6191 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
6193 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
6194 (DF_REF_INSN_INFO): New.
6195 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
6196 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
6197 with a NULL DF_REF_INSN_INFO.
6198 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
6200 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
6201 DF_INSN_INFO_EQ_USES): New.
6202 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
6203 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
6204 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
6205 * df-core.c: Update comment for above changes.
6206 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
6207 DF_INSN_UID_* macros.
6208 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
6209 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
6210 insn rtx. Update all callers.
6211 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
6212 df_ref_create_structure, df_insn_refs_collect): Likewise.
6213 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
6214 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
6215 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
6216 macros to access the insn refs.
6217 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
6218 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
6219 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
6220 for accessing the refs.
6221 (try_fwprop_subst): Likewise.
6222 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
6223 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
6224 for accessing the refs.
6225 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
6226 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
6227 to look at the insn refs.
6228 (record_uses): Likewise.
6229 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
6231 (mark_artificial_uses): Don't mark_insn for artificial refs.
6232 (mark_reg_rependencies): Likewise.
6234 * doc/rtl.texi: Remove documentation of ADDRESSOF.
6236 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6238 * configure: Regenerate.
6240 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6242 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
6243 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6244 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6246 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6248 * config/avr/avr.c (avr_mcu_t): Add attiny167.
6249 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6250 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6252 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6254 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
6255 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6256 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6258 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6260 * tree-ssa-sccvn.c: Fix format of comments.
6262 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6264 * cgraph.c: Remove unneeded forward declarations of eq_node()
6267 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
6269 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
6271 (see_update_relevancy): Likewise.
6272 * fwprop.c (try_fwprop_subst): Likewise.
6273 * rtlanal.c (noop_move_p): Likewise.
6274 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
6275 notes to non-existing libcall blocks.
6276 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
6278 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
6279 (dead_libcall_p): Remove.
6280 (delete_trivially_dead_insns): Don't use it.
6281 * web.c (union_defs): Remove comment about keeping nops.
6282 * gcse.c (hash_scan_insn): Don't take libcall pointers.
6283 (compute_hash_table_work): Don't track libcall notes.
6284 (do_local_cprop): Don't take libcall pointers. Don't update
6286 (adjust_libcall_notes): Deleted.
6287 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
6288 ever have existed in the first place).
6289 (replace_store_insn): Don't try to remove libcall notes.
6290 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
6291 (resolve_reg_notes): Don't call them.
6292 (resolve_simple_move): Likewise.
6293 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
6294 Don't remove REG_RETVAL notes.
6295 * emit-rtl.c (try_split): Don't update libcall notes.
6296 (emit_copy_of_insn_after): Dito.
6297 * cselib.c (cselib_current_insn_in_libcall): Remove.
6298 (cselib_process_insn): Don't set/clear it.
6299 (new_elt_loc_list): Don't record it.
6300 (cselib_init): Don't initialize it.
6301 * cselib.c (struct elt_loc_list): Remove in_libcall field.
6302 * loop-invariant.c (find_invariant_insn): Don't look for libcall
6304 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
6305 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
6306 (init_deps): Don't initialize it.
6307 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
6308 * combine.c (delete_noop_moves): Don't update libcall notes.
6309 (can_combine_p): Remove now pointless #if 0 block.
6310 (try_combine): Remove another obsolete #if 0 block.
6311 (distribute_notes): Don't distribute libcall notes.
6312 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
6313 * dce.c (libcall_dead_p): Remove.
6314 (delete_unmarked_insns): Don't handle libcall blocks.
6315 (preserve_libcall_for_dce): Remove.
6316 (prescan_insns_for_dce): Don't special-case libcall block insns.
6317 * reload1 (reload): Don't handle libcall notes.
6318 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
6321 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
6323 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
6324 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6325 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6327 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
6329 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
6330 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6331 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6333 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6335 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
6337 2008-06-16 Ira Rosen <irar@il.ibm.com>
6339 PR tree-optimization/36493
6340 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
6341 the arguments list. Use VECTYPE to create vector pointer.
6342 (vectorizable_store): Fail if accesses through a pointer to vectype
6343 do not alias the original memory reference operands.
6344 Call vect_create_data_ref_ptr without the removed argument.
6345 (vectorizable_load): Likewise.
6346 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
6349 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
6352 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
6355 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6357 * config/mips/loongson2ef.md: New file.
6358 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
6359 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
6360 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
6361 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
6362 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
6364 (loongson2ef.md): New include.
6365 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
6366 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
6367 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
6368 (loongson_gt_<mode>, loongson_extract_halfword)
6369 (loongson_insert_halfword_0, loongson_insert_halfword_2)
6370 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
6371 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
6372 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
6373 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
6374 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
6375 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
6376 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
6377 (vec_interleave_low<mode>): Define type attribute.
6378 * config/mips/mips.c (mips_ls2): New static variable.
6379 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
6380 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
6381 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
6382 Implement target scheduling hooks.
6383 (mips_multipass_dfa_lookahead): Update to handle tuning for
6385 (mips_sched_init): Initialize data for Loongson scheduling.
6386 (mips_ls2_variable_issue): New static function.
6387 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
6389 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
6390 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
6391 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
6392 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
6393 Handle ST Loongson 2E/2F cores.
6394 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
6396 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6398 * omp-low.c (extract_omp_for_data): Fix comment typo.
6401 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6403 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
6404 FIXME note about gcc/config.guess.
6405 * doc/options.texi (Option file format): Remove non-ASCII bytes.
6406 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
6407 * doc/cppopts.texi: Likewise.
6408 * doc/extend.texi: Likewise.
6409 * doc/gcc.texi: Likewise.
6410 * doc/gccint.texi: Likewise.
6411 * doc/gcov.texi: Likewise.
6412 * doc/gty.texi: Likewise.
6413 * doc/hostconfig.texi: Likewise.
6414 * doc/install.texi: Likewise.
6415 * doc/invoke.texi: Likewise.
6416 * doc/loop.texi: Likewise.
6417 * doc/makefile.texi: Likewise.
6418 * doc/md.texi: Likewise.
6419 * doc/passes.texi: Likewise.
6420 * doc/tm.texi: Likewise.
6421 * doc/tree-ssa.texi: Likewise.
6422 * doc/trouble.texi: Likewise.
6424 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
6425 Nathan Sidwell <nathan@codesourcery.com>
6426 Maxim Kuvyrkov <maxim@codesourcery.com>
6427 Richard Sandiford <rdsandiford@googlemail.com>
6429 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
6430 * config/mips/mips-protos.h (mips_expand_vector_init): New.
6431 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
6433 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
6434 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
6435 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
6437 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
6438 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
6439 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
6440 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
6441 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
6442 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
6443 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
6444 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
6445 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
6446 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
6447 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
6448 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
6449 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
6450 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
6451 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
6452 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
6453 (mips_builtins): Add Loongson builtins.
6454 (mips_loongson_2ef_bdesc): New.
6455 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
6456 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
6457 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
6458 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
6460 (mips_expand_vector_init): New.
6461 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
6462 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
6464 * config/mips/mips.md: Add unspec numbers for Loongson
6465 builtins. Include loongson.md.
6466 (MOVE64): Include Loongson vector modes.
6467 (SPLITF): Include Loongson vector modes.
6468 (HALFMODE): Handle Loongson vector modes.
6469 * config/mips/loongson.md: New.
6470 * config/mips/loongson.h: New.
6471 * config.gcc: Add loongson.h header for mips*-*-* targets.
6472 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
6474 2008-06-14 Joseph Myers <joseph@codesourcery.com>
6476 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
6477 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
6478 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
6479 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
6480 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
6481 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
6482 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
6483 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
6484 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
6485 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
6486 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
6487 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
6488 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
6489 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
6490 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
6491 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
6492 Remove use_fixproto=yes.
6493 (ia64*-*-hpux*): Remove comment about using fixproto.
6494 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
6496 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6498 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
6500 * configure: Regenerate.
6502 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
6505 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
6506 before evaluating it.
6508 2008-06-13 Jakub Jelinek <jakub@redhat.com>
6511 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
6512 nested inline functions.
6513 (start_decl, start_function): Don't invert DECL_EXTERNAL
6514 for nested inline functions.
6516 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6518 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
6519 splits that must be made for correctness.
6521 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6523 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
6524 (AVAIL_NON_MIPS16): Likewise.
6525 (mips_builtin_description): Replace target_flags with a predicate.
6526 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
6527 (dspr2_32): New availability predicates.
6528 (MIPS_BUILTIN): New macro.
6529 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
6530 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
6531 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
6532 Replace the TARGET_FLAGS parameters with AVAIL parameters.
6533 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
6534 (mips_dsp_32only_bdesc): Merge into...
6535 (mips_builtins): ...this new array.
6536 (mips_bdesc_map, mips_bdesc_arrays): Delete.
6537 (mips_init_builtins): Update after above changes.
6538 (mips_expand_builtin_1): Merge into...
6539 (mips_expand_builtin): ...here and update after above changes.
6541 2008-06-12 Paul Brook <paul@codesourcery.com>
6543 * longlong.h (__arm__): Define count_leading_zeros.
6544 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
6545 (clzsi2, clzdi2): New functions.
6546 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
6547 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
6548 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
6549 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
6550 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
6551 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
6552 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
6553 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6554 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
6555 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
6557 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
6559 * config/m68k/m68k.c (m68k_tune_flags): New.
6560 (override_options): Compute m68k_tune_flags.
6561 (MULL_COST, MULW_COST): Update for various variants of CFV2.
6562 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
6564 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6567 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
6569 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6571 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
6572 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
6574 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6576 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
6577 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
6579 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6582 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
6585 2008-06-12 Richard Guenther <rguenther@suse.de>
6587 PR tree-optimization/36345
6588 * tree-flow.h (struct ptr_info_def): Align escape_mask,
6589 add memory_tag_needed flag.
6590 (may_alias_p): Declare.
6591 * tree-ssa-alias.c (may_alias_p): Export.
6592 (set_initial_properties): Use memory_tag_needed flag.
6593 (update_reference_counts): Likewise.
6594 (reset_alias_info): Reset memory_tag_needed flag.
6595 (create_name_tags): Check memory_tag_needed flag.
6596 (dump_points_to_info_for): Dump it.
6597 * tree-ssa-structalias.c (struct variable_info): Remove
6598 directly_dereferenced flag.
6599 (new_var_info): Do not initialize it.
6600 (process_constraint_1): Do not set it.
6601 (update_alias_info): Set is_dereferenced flag.
6602 (set_uids_in_ptset): Use may_alias_p.
6603 (set_used_smts): Check memory_tag_needed flag.
6604 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
6605 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
6606 memory_tag_needed flag.
6607 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
6610 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
6612 * config/i386/i386.c (ix86_compute_frame_layout): Disable
6613 red zone for w64 abi.
6614 (ix86_expand_prologue): Likewise.
6615 (ix86_force_to_memory): Likewise.
6616 (ix86_free_from_memory): Likewise.
6618 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
6621 * config/rs6000/rs6000.c (rs6000_override_options): Set
6622 rs6000_isel conditionally to the absence of comand line override.
6623 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6624 Remove duplicate rs6000_isel setting.
6625 * config/rs6000/eabispe.h: Ditto.
6627 2008-06-11 Richard Guenther <rguenther@suse.de>
6629 * alias.c (get_alias_set): Use the element alias-set for arrays.
6630 (record_component_aliases): For arrays and vectors do nothing.
6631 * c-common.c (strict_aliasing_warning): Handle the cases
6632 of alias set zero explicitly.
6633 * Makefile.in (dfp.o-warn): Add -Wno-error.
6635 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6637 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
6639 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
6640 tune_32 tune_64 to supported_defaults. Allow values not
6641 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
6642 x86_64. Do not override cpu_32 or cpu_64 values from target name.
6643 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
6644 with_cpu_64 to generic for 64-bit-supporting configurations, not
6645 with_cpu. Remove FIXMEs.
6646 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
6647 --with-arch-64, --with-tune-32, --with-tune-64): Document.
6648 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
6649 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
6650 arch_32 and arch_64.
6652 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
6653 Olivier Hainque <hainque@adacore.com>
6655 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
6656 Use DECL_SIZE_UNIT to retrieve the size of the field.
6658 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6660 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
6661 with function calls after declarations. Lay out
6662 neon_float_type_node before further use.
6664 2008-06-11 Richard Guenther <rguenther@suse.de>
6666 * tree-flow.h (may_point_to_global_var): Declare.
6667 * tree-ssa-alias.c (may_point_to_global_var): New function.
6668 * tree-ssa-sink.c (is_hidden_global_store): Use it.
6670 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
6672 * configure.ac: Teach that fido supports .debug_line.
6673 * configure: Regenerate.
6675 2008-06-10 Tom Tromey <tromey@redhat.com>
6677 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
6680 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6682 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
6683 (encode_decimal64, decode_decimal64, encode_decimal128,
6684 decode_decimal128): Reverse order of 32-bit parts of value if host
6685 and target endianness differ.
6687 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
6689 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
6690 Avoid division by 0.
6691 (tree_mod_pow2_value_transform): Likewise.
6692 (tree_ic_transform): Likewise.
6693 (tree_stringops_transform): Likewise.
6694 (tree_mod_subtract_transform): Likewise.
6695 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
6696 (copy_edges_for_bb): Likewise.
6697 (initialize_cfun): Likewise.
6699 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
6701 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
6702 nonmemory_operand. Add "N" operand constraint.
6704 (*jcc_btdi_mask_rex64): New instruction and split pattern.
6705 (*jcc_btsi_mask): Ditto.
6706 (*jcc_btsi_mask_1): Ditto.
6708 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6710 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
6711 TYPE_CANONICAL for copied element type.
6713 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
6716 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
6717 Add m_CORE2 and m_GENERIC.
6718 * config/i386/predicates.md (bt_comparison_operator): New predicate.
6719 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
6721 (*jcc_btdi_rex64): New instruction and split pattern.
6723 (*jcc_btsi_1): Ditto.
6724 (*btsq): Fix Intel asm dialect operand order.
6728 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
6731 * simplify-rtx.c (simplify_subreg): Add check for shift count
6734 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
6736 * doc/md.texi: Synchronize with later constraints.md change.
6737 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
6738 with a C implementation.
6739 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
6741 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
6742 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
6743 when moving to and from MD_REGNUM.
6744 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
6745 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
6746 Handle byte and halfword moves.
6747 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
6749 * config/mips/constraints.md (h): Turn into NO_REGS.
6750 (l, x): Update documentation.
6751 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
6752 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
6753 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
6754 (HILO): New mode iterator.
6756 (any_div): New code iterator.
6757 (u): Extend code attribute to div and udiv.
6758 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
6759 d_operand in the splitters. Remove redundant CONST_INT checks.
6760 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
6761 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
6762 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
6763 accordingly, using normal moves instead of unspecs to move LO into
6764 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
6765 (<u>mulsidi3): Handle expansion in C code.
6766 (<u>mulsidi3_32bit_internal): Rename to...
6767 (<u>mulsidi3_32bit): ...this.
6768 (<u>mulsidi3_32bit_r4000): Fix insn separator.
6769 (*<u>mulsidi3_64bit): Rename to...
6770 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
6771 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
6772 to set LO and HI to the multiplication result. Use a normal move
6773 for MFLO and an unspec for MFHI.
6774 (*<u>mulsidi3_64bit_parts): Replace with...
6775 (<u>mulsidi3_64bit_hilo): ...this new instruction.
6776 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
6777 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
6778 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
6779 instead of HI. Split the instruction into a separate multiplication
6780 and MFHI if !TARGET_FIX_R4000.
6781 (<su>muldi3_highpart): Likewise.
6782 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
6783 and the "=h" clobber.
6784 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
6785 (<u>mulditi3): New expander.
6786 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
6787 (madsi): Remove "=h" clobber.
6788 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
6789 Force the modulus result to be a GPR and split the instruction into
6790 a division followed by an MFHI after reload.
6791 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
6792 (*lea_high64): Use d_operand in the define_peephole2. Likewise
6793 the MIPS16 HIGH define_split.
6794 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
6795 of acc<->gpr moves to "multi".
6796 (*movdi_64bit): Replace the single "x" alternative with
6797 alternatives for moving into and out of "a".
6798 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
6799 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
6800 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
6801 Use d_operand in the splitters. Remove redundant CONST_INT checks.
6802 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
6803 (movti): New expander.
6804 (*movti, *movti_mips16): New insns.
6805 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
6806 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
6807 (mthi<GPR:mode>_<HILO:mode>): Likewise.
6808 * config/mips/predicates.md (fpr_operand): Delete.
6809 (d_operand): New predicate.
6811 2008-06-09 Michael Meissner <michael.meissner@amd.com>
6813 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
6814 failure on some Bourne shells.
6815 (x86_64-*-*): Ditto.
6817 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
6819 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
6821 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
6823 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
6824 (sparc-sun-solaris2*): Likewise.
6826 2008-06-09 Arnaud Charlet <charlet@adacore.com
6828 * doc/install.texi: Update requirements to build the Ada compiler.
6830 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
6832 * df-scan.c (struct df_scan_problem_data): Remove the
6833 mw_link_pool alloc pool.
6834 (df_scan_free_internal): Don't free it.
6835 (df_scan_alloc): Don't allocate it.
6836 * df.h (struct df_link): Update comment.
6838 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
6840 * except.h: Correct checks for when SJLJ exceptions must be used.
6842 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6844 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
6847 2008-06-08 Joseph Myers <joseph@codesourcery.com>
6849 PR tree-optimization/36218
6850 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
6851 configure for the build system.
6852 (BUILD_LDFLAGS): Define.
6853 * configure: Regenerate.
6854 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
6856 2008-07-08 Anatoly Sokolov <aesok@post.ru>
6859 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
6860 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
6861 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
6863 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
6865 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
6867 2008-06-07 Joseph Myers <joseph@codesourcery.com>
6869 * config.gcc (Obsolete configurations): Remove list of
6871 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
6872 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
6873 targets matched by those patterns.
6874 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
6875 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
6876 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
6877 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
6878 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6879 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
6880 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
6881 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
6882 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
6883 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
6884 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
6885 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
6886 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
6887 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
6888 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
6889 Make code for Solaris 7 and greater unconditional for Solaris.
6890 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
6891 Remove --with-* handling.
6892 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
6893 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
6894 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
6895 LINK_OS_WINDISS_SPEC): Remove.
6896 * config/rs6000/sysv4.opt (mwindiss): Remove.
6897 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
6898 * configure: Regenerate.
6899 * doc/cpp.texi: Don't mention BeOS.
6900 * doc/extend.texi (interrupt): Don't mention MS1.
6901 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
6902 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
6903 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
6904 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
6905 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
6907 * doc/invoke.texi (MT Options): Remove.
6908 (-mwindiss): Remove.
6909 (CRIS Options): Remove cris-axis-aout references.
6910 (HPPA Options): Don't mention hppa1.1-*-pro.
6911 * doc/md.texi: (MorphoTech family): Remove.
6912 * libgcc2.c: Don't handle UWIN.
6913 * config/alpha/t-unicosmk: Remove.
6914 * config/alpha/unicosmk.h: Remove.
6915 * config/arm/kaos-arm.h: Remove.
6916 * config/arm/kaos-strongarm.h: Remove.
6917 * config/arm/strongarm-coff.h: Remove.
6918 * config/arm/strongarm-elf.h: Remove.
6919 * config/arm/strongarm-pe.h: Remove.
6920 * config/arm/t-strongarm-pe: Remove.
6921 * config/arm/t-xscale-coff: Remove.
6922 * config/arm/t-xscale-elf: Remove.
6923 * config/arm/xscale-coff.h: Remove.
6924 * config/arm/xscale-elf.h: Remove.
6925 * config/chorus.h: Remove.
6926 * config/cris/aout.h: Remove.
6927 * config/cris/aout.opt: Remove.
6928 * config/cris/t-aout: Remove.
6929 * config/i386/beos-elf.h: Remove.
6930 * config/i386/kaos-i386.h: Remove.
6931 * config/i386/ptx4-i.h: Remove.
6932 * config/i386/sco5.h: Remove.
6933 * config/i386/sco5.opt: Remove.
6934 * config/i386/sysv4-cpp.h: Remove.
6935 * config/i386/sysv5.h: Remove.
6936 * config/i386/t-beos: Remove.
6937 * config/i386/t-sco5: Remove.
6938 * config/i386/t-uwin: Remove.
6939 * config/i386/uwin.asm: Remove.
6940 * config/i386/uwin.h: Remove.
6941 * config/kaos.h: Remove.
6942 * config/mips/windiss.h: Remove.
6943 * config/mt: Remove directory.
6944 * config/pa/pa-osf.h: Remove.
6945 * config/pa/pa-pro-end.h: Remove.
6946 * config/pa/t-pro: Remove.
6947 * config/ptx4.h: Remove.
6948 * config/rs6000/beos.h: Remove.
6949 * config/rs6000/kaos-ppc.h: Remove.
6950 * config/rs6000/t-beos: Remove.
6951 * config/rs6000/windiss.h: Remove.
6952 * config/sh/kaos-sh.h: Remove.
6953 * config/sol2-6.h: Remove.
6954 * config/sparc/sol26-sld.h: Remove.
6955 * config/sparc/sysv4-only.h: Remove.
6956 * config/vax/bsd.h: Remove.
6957 * config/vax/t-memfuncs: Remove.
6958 * config/vax/ultrix.h: Remove.
6959 * config/vax/vaxv.h: Remove.
6960 * config/windiss.h: Remove.
6962 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
6964 PR rtl-optimization/36438
6965 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
6966 for vector shifts with constant scalar shift operands.
6968 2008-06-06 Sandip Matte <sandip@rmicorp.com>
6970 * doc/invoke.texi: Document -march=xlr.
6971 * config/mips/xlr.md: New file.
6972 * config/mips/mips.md: Include it.
6974 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
6975 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
6976 (mips_rtx_cost_data): Likewise.
6978 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
6980 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
6981 PRE_INC and PRE_DEC cases.
6983 2008-06-06 Jakub Jelinek <jakub@redhat.com>
6985 PR rtl-optimization/36419
6986 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
6987 the emitting jump insn.
6990 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
6991 is not bool, boolify the whole *expr_p and convert to the desired type.
6993 2008-06-06 Jakub Jelinek <jakub@redhat.com>
6995 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
6996 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
6997 Add omp_private_outer_ref hook, add another argument to
6998 omp_clause_default_ctor hook.
6999 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
7000 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
7001 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
7002 hook_tree_tree_tree_tree_null.
7003 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
7004 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
7005 * hooks.c (hook_tree_tree_tree_tree_null): New function.
7006 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
7007 * tree.def (OMP_TASK): New tree code.
7008 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
7009 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
7010 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
7011 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
7012 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
7013 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
7014 OMP_CLAUSE_COLLAPSE_EXPR): Define.
7015 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
7016 (OMP_DIRECTIVE_P): Add OMP_TASK.
7017 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
7018 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
7019 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
7020 and OMP_CLAUSE_UNTIED entries.
7021 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
7023 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7024 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
7025 * tree-pretty-print.c (dump_omp_clause): Handle
7026 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
7027 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
7028 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
7029 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
7030 warning about unsigned iterators. Change decl/init/cond/incr
7031 arguments to TREE_VECs, check arguments for all collapsed loops.
7032 (c_finish_omp_taskwait): New function.
7033 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
7035 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
7036 default_function_array_conversion on init. Add par_clauses argument.
7037 If decl is present in parallel's lastprivate clause, change it to
7038 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
7039 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
7040 collapse count in clauses.
7041 (c_parser_omp_for, c_parser_omp_parallel): Adjust
7042 c_parser_omp_for_loop callers.
7043 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
7044 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
7045 (c_parser_omp_clause_name): Handle collapse and untied clauses.
7046 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
7048 (c_parser_omp_clause_schedule): Handle schedule(auto).
7049 Include correct location in the error message.
7050 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
7051 and PRAGMA_OMP_CLAUSE_UNTIED.
7052 (OMP_TASK_CLAUSE_MASK): Define.
7053 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
7054 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
7055 * tree-nested.c (convert_nonlocal_omp_clauses,
7056 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
7057 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
7058 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7059 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
7061 (conver_nonlocal_reference, convert_local_reference,
7062 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
7063 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
7064 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
7065 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
7066 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
7067 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
7068 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
7069 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
7070 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
7072 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
7073 * c-common.h (c_finish_omp_taskwait): New prototype.
7074 * gimple-low.c (lower_stmt): Handle OMP_TASK.
7075 * tree-parloops.c (create_parallel_loop): Create 1 entry
7076 vectors for OMP_FOR_{INIT,COND,INCR}.
7077 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7078 (make_edges): Handle OMP_TASK.
7079 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
7080 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7081 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
7082 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
7083 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
7084 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
7085 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
7086 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
7087 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
7088 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
7089 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
7090 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
7091 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
7092 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
7093 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
7094 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
7095 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
7096 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
7097 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
7098 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
7099 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
7100 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
7101 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
7102 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
7103 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
7104 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
7105 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
7106 original iterator is present in lastprivate clause or if
7107 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
7108 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7109 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
7110 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
7111 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
7112 if it is set, lookup var in outer contexts too. Handle
7113 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
7114 to be implicitly determined firstprivate for task regions.
7115 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
7116 if it is set, lookup var in outer contexts too. Set
7117 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
7118 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
7119 OMP_CLAUSE_UNTIED. Take region_type as last argument
7120 instead of in_parallel and in_combined_parallel.
7121 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
7123 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
7124 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
7125 (new_omp_context): Set default_kind to
7126 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
7127 (omp_region_type): New enum.
7128 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
7129 fields, add region_type.
7130 (new_omp_context): Take region_type as argument instead of is_parallel
7131 and is_combined_parallel.
7132 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
7133 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
7134 ctx->is_combined_parallel checks.
7135 (gimplify_omp_task): New function.
7136 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
7138 * omp-low.c (extract_omp_for_data): Use schedule(static)
7139 for schedule(auto). Handle pointer and unsigned iterators.
7140 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
7141 Add loops argument. Extract data for collapsed OMP_FOR loops.
7142 (expand_parallel_call): Assert sched_kind isn't auto,
7143 map runtime schedule to index 3.
7144 (struct omp_for_data_loop): New type.
7145 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
7146 Add loop, loops, collapse and iter_type fields.
7147 (workshare_safe_to_combine_p): Disallow combined for if
7148 iter_type is unsigned long long. Don't combine collapse > 1 loops
7149 unless all bounds and steps are constant. Adjust extract_omp_for_data
7151 (expand_omp_for_generic): Handle pointer, unsigned and long long
7152 iterators. Handle collapsed OMP_FOR loops. Adjust
7153 for struct omp_for_data changes. If libgomp function doesn't return
7154 boolean_type_node, add comparison of the return value with 0.
7155 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
7156 pointer, unsigned and long long iterators. Adjust for struct
7157 omp_for_data changes.
7158 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
7159 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
7160 unsigned long long. Allocate loops array, pass it to
7161 extract_omp_for_data. For collapse > 1 loops use always
7162 expand_omp_for_generic.
7163 (omp_context): Add sfield_map and srecord_type fields.
7164 (is_task_ctx, lookup_sfield): New functions.
7165 (use_pointer_for_field): Use is_task_ctx helper. Change first
7166 argument's type from const_tree to tree. Clarify comment.
7167 In OMP_TASK disallow copy-in/out sharing.
7168 (build_sender_ref): Call lookup_sfield instead of lookup_field.
7169 (install_var_field): Add mask argument. Populate both record_type
7170 and srecord_type if needed.
7171 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
7173 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
7174 and DECL_FIELD_OFFSET.
7175 (scan_sharing_clauses): Adjust install_var_field callers. For
7176 firstprivate clauses on explicit tasks allocate the var by value in
7177 record_type unconditionally, rather than by reference.
7178 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
7179 Use is_taskreg_ctx instead of is_parallel_ctx.
7180 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7181 (create_omp_child_function_name): Add task_copy argument, use
7182 *_omp_cpyfn* names if it is true.
7183 (create_omp_child_function): Add task_copy argument, if true create
7184 *_omp_cpyfn* helper function.
7185 (scan_omp_parallel): Adjust create_omp_child_function callers.
7186 Rename parallel_nesting_level to taskreg_nesting_level.
7187 (scan_omp_task): New function.
7188 (lower_rec_input_clauses): Don't run constructors for firstprivate
7189 explicit task vars which are initialized by *_omp_cpyfn*.
7190 Pass outer var ref to omp_clause_default_ctor hook if
7191 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
7192 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
7193 OMP_CLAUSE_REDUCTION_INIT.
7194 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
7195 avoid duplicate setting of fields. Handle
7196 OMP_CLAUSE_PRIVATE_OUTER_REF.
7197 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
7198 copy-out if TREE_READONLY, only copy-in.
7199 (expand_task_copyfn): New function.
7200 (expand_task_call): New function.
7201 (struct omp_taskcopy_context): New type.
7202 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
7204 (lower_omp_parallel): Rename to...
7205 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7206 Call create_task_copyfn if srecord_type is needed. Adjust
7208 (task_shared_vars): New variable.
7209 (check_omp_nesting_restrictions): Warn if work-sharing,
7210 barrier, master or ordered region is closely nested inside OMP_TASK.
7211 Add warnings for barrier if closely nested inside of work-sharing,
7212 ordered, or master region.
7213 (scan_omp_1): Call check_omp_nesting_restrictions even for
7214 GOMP_barrier calls. Rename parallel_nesting_level to
7215 taskreg_nesting_level. Handle OMP_TASK.
7216 (lower_lastprivate_clauses): Even if some lastprivate is found on a
7217 work-sharing construct, continue looking for them on parent parallel
7219 (lower_omp_for_lastprivate): Add lastprivate clauses
7220 to the beginning of dlist rather than end. Adjust for struct
7221 omp_for_data changes.
7222 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
7223 not after it. Handle collapsed OMP_FOR loops, adjust for
7224 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
7225 (get_ws_args_for): Adjust extract_omp_for_data caller.
7226 (scan_omp_for): Handle collapsed OMP_FOR
7227 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7228 (lower_omp_single_simple): If libgomp function doesn't return
7229 boolean_type_node, add comparison of the return value with 0.
7230 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
7231 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
7232 (parallel_nesting_level): Rename to...
7233 (taskreg_nesting_level): ... this.
7234 (is_taskreg_ctx): New function.
7235 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
7237 (execute_lower_omp): Rename parallel_nesting_level to
7238 taskreg_nesting_level.
7239 (expand_omp_parallel): Rename to...
7240 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7241 Call omp_task_call for OMP_TASK regions.
7242 (expand_omp): Adjust caller, handle OMP_TASK.
7243 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
7245 * bitmap.c (bitmap_default_obstack_depth): New variable.
7246 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
7247 if argument is NULL and bitmap_default_obstack is already initialized.
7248 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
7250 * matrix-reorg.c (matrix_reorg): Likewise.
7252 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
7254 * config/i386/i386.md (*indirect_jump): Macroize using P
7255 mode iterator. Remove !TARGET_64BIT from insn constraints.
7256 (*tablejump_1): Ditto.
7257 (*indirect_jump_rex64): Remove insn pattern.
7258 (*tablejump_1_rex64): Ditto.
7259 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
7260 and eh_return_si insn patterns.
7262 2008-06-06 Richard Guenther <rguenther@suse.de>
7264 * tree-ssa-structalias.c (merge_smts_into): Remove.
7265 (find_what_p_points_to): Do not bother to compute the
7266 points-to set for pt_anything pointers.
7267 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
7268 for pt_anything pointers is ok.
7270 2008-06-06 Jan Hubicka <jh@suse.cz>
7272 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
7274 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7276 * cgraph.c: Fix typos in comments.
7277 (cgraph_availability_names): Fix string typo.
7278 * fold-const.c: Fix typos in comments.
7279 (fold_binary): Fix typo in warning.
7280 * genautomata.c: Fix typos in comments.
7281 (check_presence_pattern_sets): Fix typo in local variable.
7282 (output_description): Fix typo in output.
7283 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
7284 * hwint.h: Likewise.
7285 * matrix-reorg.c (check_allocation_function): Likewise.
7286 * omega.c (smooth_weird_equations): Likewise.
7287 * auto-inc-dec.c: Fix typos in comments.
7288 * bb-reorder.c: Likewise.
7289 * builtins.c: Likewise.
7290 * c-common.c: Likewise.
7291 * c-cppbuiltin.c: Likewise.
7292 * c-parser.c: Likewise.
7293 * c-pretty-print.c: Likewise.
7294 * cfgcleanup.c: Likewise.
7295 * cfgexpand.c: Likewise.
7296 * cfghooks.c: Likewise.
7297 * cfglayout.c: Likewise.
7298 * cfgloopmanip.c: Likewise.
7299 * cgraphunit.c: Likewise.
7300 * coverage.c: Likewise.
7301 * dbxout.c: Likewise.
7302 * df-byte-scan.c: Likewise.
7303 * df-core.c: Likewise.
7304 * df-problems.c: Likewise.
7305 * df-scan.c: Likewise.
7307 * dominance.c: Likewise.
7308 * domwalk.c: Likewise.
7310 * dwarf2out.c: Likewise.
7311 * emit-rtl.c: Likewise.
7312 * et-forest.c: Likewise.
7313 * function.c: Likewise.
7314 * function.h: Likewise.
7316 * gcov-io.c: Likewise.
7319 * genattrtab.c: Likewise.
7320 * ggc-page.c: Likewise.
7321 * gimplify.c: Likewise.
7322 * gthr-lynx.h: Likewise.
7323 * haifa-sched.c: Likewise.
7324 * ipa-cp.c: Likewise.
7325 * ipa-inline.c: Likewise.
7326 * ipa-prop.h: Likewise.
7327 * ipa-pure-const.c: Likewise.
7328 * ipa-struct-reorg.c: Likewise.
7329 * ipa-struct-reorg.h: Likewise.
7330 * ipa-type-escape.c: Likewise.
7332 * loop-doloop.c: Likewise.
7333 * mips-tfile.c: Likewise.
7334 * mkmap-flat.awk: Likewise.
7335 * mkmap-symver.awk: Likewise.
7336 * modulo-sched.c: Likewise.
7337 * omp-low.c: Likewise.
7338 * optabs.c: Likewise.
7339 * optabs.h: Likewise.
7341 * passes.c: Likewise.
7342 * postreload-gcse.c: Likewise.
7343 * postreload.c: Likewise.
7344 * predict.c: Likewise.
7345 * pretty-print.h: Likewise.
7346 * profile.c: Likewise.
7347 * protoize.c: Likewise.
7348 * ra-conflict.c: Likewise.
7350 * recog.c: Likewise.
7351 * regclass.c: Likewise.
7353 * reload.c: Likewise.
7354 * rtl-error.c: Likewise.
7355 * rtlanal.c: Likewise.
7357 * sched-rgn.c: Likewise.
7360 * target.h: Likewise.
7361 * tree-dfa.c: Likewise.
7362 * tree-eh.c: Likewise.
7363 * tree-flow-inline.h: Likewise.
7364 * tree-inline.c: Likewise.
7365 * tree-into-ssa.c: Likewise.
7366 * tree-loop-distribution.c: Likewise.
7367 * tree-nested.c: Likewise.
7368 * tree-parloops.c: Likewise.
7369 * tree-pass.h: Likewise.
7370 * tree-pretty-print.c: Likewise.
7371 * tree-profile.c: Likewise.
7372 * tree-scalar-evolution.c: Likewise.
7373 * tree-sra.c: Likewise.
7374 * tree-ssa-alias-warnings.c: Likewise.
7375 * tree-ssa-ccp.c: Likewise.
7376 * tree-ssa-coalesce.c: Likewise.
7377 * tree-ssa-dom.c: Likewise.
7378 * tree-ssa-dse.c: Likewise.
7379 * tree-ssa-forwprop.c: Likewise.
7380 * tree-ssa-live.c: Likewise.
7381 * tree-ssa-live.h: Likewise.
7382 * tree-ssa-loop-im.c: Likewise.
7383 * tree-ssa-loop-ivopts.c: Likewise.
7384 * tree-ssa-loop-niter.c: Likewise.
7385 * tree-ssa-loop-prefetch.c: Likewise.
7386 * tree-ssa-phiopt.c: Likewise.
7387 * tree-ssa-phiprop.c: Likewise.
7388 * tree-ssa-sccvn.c: Likewise.
7389 * tree-ssa-ter.c: Likewise.
7390 * tree-ssa-threadupdate.c: Likewise.
7391 * tree-ssa.c: Likewise.
7392 * tree-vect-analyze.c: Likewise.
7393 * tree-vect-transform.c: Likewise.
7394 * tree-vectorizer.c: Likewise.
7395 * tree-vn.c: Likewise.
7396 * tree-vrp.c: Likewise.
7398 * tree.def: Likewise.
7400 * unwind-dw2-fde.c: Likewise.
7401 * unwind.inc: Likewise.
7402 * value-prof.c: Likewise.
7403 * vmsdbgout.c: Likewise.
7405 2008-06-05 David Edelsohn <edelsohn@gnu.org>
7407 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
7408 always place FP constants in the TOC for TARGET_POWERPC64.
7409 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
7411 2008-06-05 Joseph Myers <joseph@codesourcery.com>
7413 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
7414 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
7415 enable for TARGET_E500_DOUBLE.
7416 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
7417 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
7418 floating-point modes like integer modes for E500 double.
7419 (rs6000_legitimate_offset_address_p): Likewise.
7420 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
7421 addressing for DDmode for E500 double.
7422 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
7423 modes as using 64-bits of registers for E500 double.
7424 (spe_build_register_parallel): Do not handle DDmode or TDmode.
7425 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
7426 specially for E500 double.
7427 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
7428 TDmode for E500 double.
7429 (rs6000_gimplify_va_arg): Only handle SDmode in registers
7430 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
7431 (rs6000_split_multireg_move): Do not handle TDmode specially for
7433 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
7434 using 64-bit registers for E500 double.
7435 (emit_frame_save): Do not handle DDmode specially for E500 double.
7436 (gen_frame_mem_offset): Likewise.
7437 (rs6000_function_value): Do not call spe_build_register_parallel
7438 for DDmode or TDmode.
7439 (rs6000_libcall_value): Likewise.
7440 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
7441 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
7444 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
7446 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
7449 2008-06-04 Junjie Gu <jgu@tensilica.com>
7451 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
7452 comparison for frame pointers.
7454 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7457 * config/avr/avr.h (PUSH_ROUNDING): Remove.
7459 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7462 * builtins.c (expand_builtin_signbit): Don't take lowpart when
7463 register is already smaller or equal to required mode.
7465 2008-06-04 Xinliang David Li <davidxl@google.com>
7467 * tree-call-cdce.c: New file.
7468 (cond_dead_built_in_calls): New static variable.
7469 (input_domain): New struct.
7470 (check_pow): New function.
7471 (check_builtin_call): Ditto.
7472 (check_target_format): Ditto.
7473 (is_call_dce_candidate): Ditto.
7474 (gen_one_condition): Ditto.
7475 (gen_conditions_for_domain): Ditto.
7476 (get_domain): Ditto.
7477 (gen_conditions_for_pow_cst_base): Ditto.
7478 (gen_conditions_for_pow_int_base): Ditto.
7479 (gen_conditions_for_pow): Ditto.
7480 (get_no_error_domain): Ditto.
7481 (gen_shrink_wrap_conditions): Ditto.
7482 (shrink_wrap_one_built_in_call): Ditto.
7483 (shink_wrap_conditional_dead_built_in_calls): Ditto.
7484 (tree_call_cdce): Ditto.
7485 (gate_call_cdce): Ditto.
7486 (pass_call_cdce): New gimple pass.
7487 * passes.c: (init_optimization_passes): New pass.
7488 * tree-pass.h: New pass declaration.
7489 * opts.c (decode_options): New flag setting.
7490 * common.opt: Add -ftree-builtin-call-dce flag.
7491 * Makefile.in: Add new source file.
7492 * tempvar.def: New tv_id.
7493 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
7495 2008-06-04 Richard Guenther <rguenther@suse.de>
7497 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
7498 (is_call_clobbered): Always check var_ann->call_clobbered.
7499 (mark_call_clobbered): Always set var_ann->call_clobbered.
7500 (clear_call_clobbered): Always clear var_ann->call_clobbered.
7501 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
7502 (reset_alias_info): Clear call clobbering info on MTAGs and
7504 (set_pt_anything): Set pt_global_mem.
7505 (create_tag_raw): Adjust comment.
7506 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
7508 2008-06-04 Joseph Myers <joseph@codesourcery.com>
7509 Maxim Kuvyrkov <maxim@codesourcery.com>
7511 * config/m68k/m68k.opt (mxgot): New option.
7512 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
7513 (m68k_output_addr_const_extra): New.
7514 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
7515 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
7516 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
7517 * doc/invoke.texi (M680x0 Options): Document -mxgot.
7519 2008-06-04 Richard Guenther <rguenther@suse.de>
7521 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
7522 negative or non-representable offsets.
7524 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
7526 * config/i386/i386.c (ix86_gen_leave): New.
7527 (ix86_gen_pop1): Likewise.
7528 (ix86_gen_add3): Likewise.
7529 (ix86_gen_sub3): Likewise.
7530 (ix86_gen_sub3_carry): Likewise.
7531 (ix86_gen_one_cmpl2): Likewise.
7532 (ix86_gen_monitor): Likewise.
7533 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
7534 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
7535 ix86_gen_one_cmpl2 and ix86_gen_monitor.
7536 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
7537 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
7538 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
7539 (ix86_expand_epilogue): Updated.
7540 (print_operand): Handle integer register operand for 'z'.
7541 (ix86_expand_strlensi_unroll_1): Likewise.
7542 (ix86_expand_strlen): Likewise.
7543 (ix86_expand_builtin): Likewise.
7544 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
7545 mov{q}/mov{l} and add{q}/add{l}.
7547 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7549 * config/i386/i386.md (P): New mode iterator.
7550 (SFmode push_operand splitter): Macroize DImode and SImode pushes
7551 using P mode iterator.
7552 (DFmode push_operand splitter): Ditto.
7553 (XFmode push_operand splitter): Ditto.
7554 (DFmode float_extend SFmode push_operand splitter): Ditto.
7555 (XFmode float_extend SFmode push_operand splitter): Do not generate
7556 SImode pushes for 64bit target. Macroize Dimode and SImode
7557 pushes using P mode iterator.
7558 (XFmode float_extend DFmode push_operand splitter): Ditto.
7560 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7562 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
7563 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
7564 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
7566 (ix86_call_abi_override): Remove check for call_used_regs.
7568 2008-06-03 Richard Guenther <rguenther@suse.de>
7570 * tree-ssa-structalias.c (find_func_aliases): Add constraints
7571 for the lhs of calls if the return type contains pointers.
7573 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7575 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
7576 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
7577 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
7578 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
7579 of cfun and DEFAULT_ABI to deceide abi mode.
7581 (REG_PARM_STACK_SPACE): Removed.
7582 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
7583 (STACK_BOUNDARY): Use default target to deceide stack boundary.
7584 * config/i386/i386-protos.h (ix86_cfun_abi): New.
7585 (ix86_function_abi): Likewise.
7586 (ix86_function_type_abi): Likewise.
7587 (ix86_call_abi_override): Likewise.
7588 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
7589 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
7590 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
7591 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
7593 (X86_64_REGPARM_MAX): New.
7594 (X86_64_SSE_REGPARM_MAX): New.
7595 (X64_REGPARM_MAX): New.
7596 (X64_SSE_REGPARM_MAX): New.
7597 (X86_32_REGPARM_MAX): New.
7598 (X86_32_SSE_REGPARM_MAX): New.
7599 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
7600 (ix86_function_regparm): Handle user calling abi.
7601 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
7602 by DEFAULT_ABI versus SYSV_ABI check.
7603 (ix86_reg_parm_stack_space): New.
7604 (ix86_function_type_abi): New.
7605 (ix86_call_abi_override): New.
7606 (ix86_function_abi): New.
7607 (ix86_cfun_abi): New.
7608 (init_cumulative_args): Call abi specific initialization.
7609 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
7610 (function_arg_64): Extend SSE_REGPARM_MAX check.
7611 (function_arg (): Remove TARGET_64BIT_MS_ABI.
7612 (ix86_pass_by_reference): Likewise.
7613 (ix86_function_value_regno_p): Likewise.
7614 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
7615 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
7616 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
7617 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
7618 (setup_incoming_varargs_64): Adjust regparm for call abi.
7619 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
7620 (ix86_va_start): Likewise.
7621 (ix86_gimplify_va_arg): Likewise.
7622 (ix86_expand_prologue): Likewise.
7623 (output_pic_addr_const): Likewise.
7624 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
7625 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
7626 (x86_output_mi_thunk): Likewise.
7627 (x86_function_profiler): Likewise.
7628 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
7629 (SYSV_ABI, MS_ABI): New constants.
7631 (init_regs): Add prototype of function in regclass.c file.
7632 (OVERRIDE_ABI_FORMAT): New.
7633 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
7634 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
7635 (OUTGOING_REG_PARM_STACK_SPACE): New.
7636 (ix86_reg_parm_stack_space): New prototype.
7637 (CUMULATIVE_ARGS): Add call_abi member.
7638 (machine_function): Add call_abi member.
7639 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
7640 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
7642 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
7645 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
7646 (avr_builtin_setjmp_frame_value): New function.
7647 * config/avr/avr.md (nonlocal_goto_receiver): Define.
7648 (nonlocal_goto): Define.
7650 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
7652 * config/mips/mips.c (mips_emit_loadgp): Return early if
7653 there is nothing do to, otherwise emit a blockage if
7654 !TARGET_EXPLICIT_RELOCS || crtl->profile.
7655 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
7657 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7659 * configure.ac: Drop unneeded backslash ending up in config.in.
7660 * acinclude.m4: Likewise.
7661 * config.in: Regenerate.
7663 2008-05-26 Jan Hubicka <jh@suse.cz>
7665 * predict.c (maybe_hot_frequency_p): Break out of...
7666 (maybe_hot_bb_p): ... here.
7667 (maybe_hot_edge_p): New.
7668 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
7669 * basic-block.h (maybe_hot_edge_p): Declare.
7671 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7673 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
7674 (*cmpfp_<mode>_cc): Ditto.
7675 (*fp_jcc_8<mode>_387): Ditto.
7676 (*fop_<MODEF:mode>_2_i387): Ditto.
7677 (*fop_<MODEF:mode>_3_i387): Ditto.
7678 (*fop_xf_2_i387): Ditto.
7679 (*fop_xf_3_i387): Ditto.
7681 2008-06-02 Tomas Bily <tbily@suse.cz>
7683 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
7685 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7687 * config/mips/mips.c (mips_valid_offset_p): New function.
7688 (mips_valid_lo_sum_p): Likewise.
7689 (mips_classify_address): Use them.
7690 (mips_force_address): New function.
7691 (mips_legitimize_address): Use it.
7692 * config/mips/mips.md (MOVE128): New mode iterator.
7693 (movtf): Require TARGET_64BIT. Remove empty strings.
7694 (*movtf_internal): Rename to...
7695 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
7696 of "R" and use {,fp}{load,store} attributes instead of "multi".
7697 Use a separate define_split.
7698 (*movtf_mips16): New pattern.
7700 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7702 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
7703 * config/mips/mips.c (mips_expand_before_return): New function.
7704 (mips_expand_epilogue): Call it.
7705 * config/mips/mips.md (return): Turn into a define_expand.
7706 (*return): New insn.
7708 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7710 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
7711 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
7712 functions. Do not emit uses and clobbers of CONCATs; individually
7713 use and clobber their operands.
7714 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
7715 gen_clobber, emit_use and gen_use.
7716 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
7717 (expand_builtin_return): Likewise.
7718 * cfgbuild.c (count_basic_blocks): Likewise.
7719 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
7720 * explow.c (emit_stack_restore): Likewise.
7721 * expmed.c (extract_bit_field_1): Likewise.
7722 * expr.c (convert_move, emit_move_complex_parts): Likewise.
7723 (emit_move_multi_word, store_constructor): Likewise.
7724 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
7725 (thread_prologue_and_epilogue_insns): Likewise.
7726 * lower-subreg.c (resolve_simple_move): Likewise.
7727 * optabs.c (widen_operand, expand_binop): Likewise.
7728 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
7729 * reload.c (find_reloads): Likewise.
7730 * reload1.c (eliminate_regs_in_insn): Likewise.
7731 * stmt.c (expand_nl_goto_receiver): Likewise.
7732 * config/alpha/alpha.md (builtin_longjmp): Likewise.
7733 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
7734 * config/arm/arm.c (arm_load_pic_register): Likewise.
7735 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
7736 * config/arm/arm.md (untyped_return): Likewise.
7737 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
7738 * config/avr/avr.c (expand_prologue): Likewise.
7739 * config/bfin/bfin.c (do_unlink): Likewise.
7740 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
7741 * config/cris/cris.c (cris_expand_prologue): Likewise.
7742 * config/darwin.c (machopic_indirect_data_reference): Likewise.
7743 (machopic_legitimize_pic_address): Likewise.
7744 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
7745 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
7746 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
7747 (ix86_expand_convert_uns_didf_sse): Likewise.
7748 (ix86_expand_vector_init_general): Likewise.
7749 * config/ia64/ia64.md (eh_epilogue): Likewise.
7750 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
7751 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
7752 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
7753 (config/iq2000/iq2000.c): Likewise.
7754 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7755 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
7756 (builtin_longjmp): Likewise.
7757 * config/mn10300/mn10300.md (call, call_value): Likewise.
7758 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
7759 * config/pdp11/pdp11.md (abshi2): Likewise.
7760 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7761 * config/s390/s390.c (s390_emit_prologue): Likewise.
7762 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
7763 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
7764 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
7765 * config/sh/sh.c (prepare_move_operands): Likewise.
7766 (output_stack_adjust, sh_expand_epilogue): Likewise.
7767 (sh_set_return_address, sh_expand_t_scc): Likewise.
7768 * config/sparc/sparc.c (load_pic_register): Likewise.
7769 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
7770 * config/spu/spu.c (spu_expand_epilogue): Likewise.
7771 * config/v850/v850.c (expand_epilogue): Likewise.
7773 2008-05-31 Anatoly Sokolov <aesok@post.ru>
7775 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
7776 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
7777 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
7778 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
7779 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
7780 stack pointer register.
7781 (output_movhi): Remove code for interrupt specific writing to the
7782 stack pointer register.
7784 2008-05-31 Richard Guenther <rguenther@suse.de>
7786 PR tree-optimization/34244
7787 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
7788 (tree_expr_nonzero_warnv_p): Likewise.
7789 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7790 ssa_name_nonnegative_p.
7791 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
7792 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
7793 not tree_expr_nonzero_warnv_p.
7795 PR tree-optimization/36262
7797 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
7799 PR tree-optimization/34244
7800 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
7801 (record_numbers_of_iterations): New function.
7802 (execute_vrp): Cache the numbers of iterations of loops.
7803 * tree-scalar-evolution.c (scev_reset_except_niters):
7805 (scev_reset): Use scev_reset_except_niters.
7806 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
7808 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
7810 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7811 __WORKAROUND_RETS when appropriate.
7813 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7815 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
7816 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
7818 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
7819 *fop_df_comm_sse insn patterns using MODEF mode iterator.
7820 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
7821 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
7822 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
7823 *fop_df_1_mixed insn patterns using MODEF mode iterator.
7824 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
7825 *fop_df_1_sse insn patterns using MODEF mode iterator.
7826 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
7827 *fop_df_1_i387 insn patterns using MODEF mode iterator.
7828 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
7829 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
7830 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
7831 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
7832 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
7833 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
7834 (*fop_xf_4_i387): Use <MODE> for mode attribute.
7835 (*fop_xf_5_i387): Ditto.
7836 (*fop_xf_6_i387): Ditto.
7838 2008-05-30 Richard Guenther <rguenther@suse.de>
7840 * builtins.c (build_string_literal): Avoid generating
7841 a non-gimple_val result.
7843 2008-05-30 DJ Delorie <dj@redhat.com>
7845 * exec-tool.in: Use an environment variable (private) instead of a
7846 file (shared) as a semaphore, so as to not break parallel builds.
7848 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
7850 * optabs.c (maybe_encapsulate_block): Remove.
7851 (emit_libcall_block): Adjust accordingly.
7852 * optabs.h (maybe_encapsulate_block): Remove prototype.
7854 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
7855 Don't use maybe_encapsulate_block.
7857 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
7859 * config/rs6000/rs6000.c (rs6000_legitimize_address,
7860 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
7861 rtx is a SYMBOL_REF before calling get_pool_constant.
7863 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
7865 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
7867 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
7869 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
7870 rather than OS names to choose INO_T_EQ definition.
7871 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
7872 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
7874 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
7877 * config/darwin-f.c: New.
7878 * config/t-darwin: Added rule to build darwin-f.o.
7879 * config.gcc: Defined new variable, fortran_target_objs.
7880 (*-*-darwin*): Set fortran_target_objs.
7881 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
7882 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
7883 * configure: Regenerated.
7885 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
7888 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
7889 canonical type if needed.
7891 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
7893 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
7895 2008-05-29 Richard Guenther <rguenther@suse.de>
7897 PR tree-optimization/36343
7898 PR tree-optimization/36346
7899 PR tree-optimization/36347
7900 * tree-flow.h (clobber_what_p_points_to): Declare.
7901 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
7902 pointed-to variable is dereferenced is irrelevant to whether
7903 the pointer can access the pointed-to variable.
7904 (clobber_what_p_points_to): New function.
7905 * tree-ssa-alias.c (set_initial_properties): Use it.
7906 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
7907 call clobber check for NMTs.
7909 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7911 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
7912 for printing gcov_type.
7914 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7916 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
7917 and the eh region information.
7918 * value-prof.c (gimple_move_stmt_histograms): New function.
7919 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
7921 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
7923 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
7925 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7927 * value-prof.c (tree_ic_transform): Print counts.
7928 * tree-profile.c (tree_gen_ic_func_profiler):
7929 Clear __gcov_indreict_call_callee variable to avoid misattribution
7932 2008-05-28 Rafael Espindola <espindola@google.com>
7934 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
7937 2008-05-28 Richard Guenther <rguenther@suse.de>
7939 PR tree-optimization/36339
7940 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
7941 and clobbering code out of the loop.
7943 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
7945 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
7948 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
7949 s390_contiguous_bitmask_p, s390_symref_operand_p,
7950 s390_check_symref_alignment, s390_reload_larl_operand,
7951 s390_reload_symref_address): New functions.
7952 (s390_branch_condition_mnemonic): Support compare and branch
7954 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
7955 and 'W' constraints.
7956 (s390_secondary_reload): Add secondary reloads for unaligned
7957 symbol refs or symbol refs to floating point or QI/TI mode
7959 (legitimate_address_p): Accept symbol references as addresses.
7960 (s390_expand_insv): Use rotate and insert selected bits
7961 instruction for insv when building for z10.
7962 (print_operand_address): Handle symbol ref addresses.
7963 (print_operand): Output modifier 'c' added for signed byte values.
7964 (s390_encode_section_info): Mark symbol refs with
7965 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
7967 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
7968 (length attribute): RRF, RRR have 4 byte length.
7969 (FPALL, INTALL): New mode iterators added.
7970 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
7971 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
7972 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
7973 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
7974 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
7975 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
7976 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
7977 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
7979 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
7980 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
7981 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
7982 reload<INTALL:mode><P:mode>_toreg_z10,
7983 reload<FPALL:mode><P:mode>_tomem_z10,
7984 reload<FPALL:mode><P:mode>_toreg_z10,
7985 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
7986 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
7987 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
7988 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
7990 (movmem, clrmem, cmpmem): New splitters added.
7992 * config/s390/predicates.md (larl_operand): Use
7993 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
7994 SYMBOL_REF_ALIGN1_P.
7995 (s390_signed_integer_comparison,
7996 s390_unsigned_integer_comparison): New predicates.
7998 * config/s390/s390-protos.h (s390_check_symref_alignment,
7999 s390_contiguous_bitmask_p, s390_reload_larl_operand,
8000 s390_reload_symref_address,
8001 s390_compare_and_branch_condition_mask): Prototypes added.
8003 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
8004 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
8005 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
8007 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
8009 * config/s390/s390.c (z10_cost): New cost function for z10.
8010 (s390_handle_arch_option, override_options): Support -march=z10 switch.
8011 (s390_issue_rate): Adjust issue rate for z10.
8012 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
8013 (processor_flags): Add PF_Z10.
8014 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
8015 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
8016 * gcc/config.gcc: Add z10.
8018 2008-05-28 Richard Guenther <rguenther@suse.de>
8020 PR tree-optimization/36291
8021 * tree-flow. h (struct gimple_df): Remove var_anns member.
8022 * tree-flow-inline.h (gimple_var_anns): Remove.
8023 (var_ann): Simplify.
8024 * tree-dfa.c (create_var_ann): Simplify.
8025 (remove_referenced_var): Clear alias info from var_anns of globals.
8026 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
8027 (delete_tree_ssa): Clear alias info from var_anns of globals.
8028 Do not free var_anns.
8029 (var_ann_eq): Remove.
8030 (var_ann_hash): Likewise.
8032 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
8034 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
8035 and loongson2f entries.
8036 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
8037 * config/mips/mips.h (processor_type): Add Loongson-2E
8038 and Loongson-2F entries.
8039 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
8040 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
8041 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
8042 * doc/invoke.texi (MIPS Options): Document loongson2e
8043 and loongson2f processor names.
8045 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
8049 * config/i386/i386.c (ix86_function_arg_boundary): Use
8050 alignment of canonical type.
8051 (ix86_expand_vector_move): Check unaligned memory access for
8054 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
8056 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
8057 Moved to the front of file.
8059 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
8060 H.J. Lu <hongjiu.lu@intel.com>
8062 * dwarf2out.c (current_fde): New.
8064 (lookup_cfa:): Likewise.
8065 (dwarf2out_end_epilogue): Likewise.
8066 (dwarf2out_note_section_used): Likewise.
8068 2008-05-27 Michael Matz <matz@suse.de>
8071 * c.opt (Wenum-compare): New warning option.
8072 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
8074 2008-05-27 Michael Matz <matz@suse.de>
8077 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
8079 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
8080 into memory as tail calls.
8082 2008-05-27 Richard Guenther <rguenther@suse.de>
8084 PR tree-optimization/36339
8085 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
8086 pointers cause all addressable variables to be call clobbered.
8088 2008-05-27 Richard Guenther <rguenther@suse.de>
8090 PR tree-optimization/36245
8091 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
8093 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8095 * config/s390/s390.md: Replace all occurences of the 'm'
8096 constraint with 'RT'.
8098 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8100 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
8102 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
8104 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
8105 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
8106 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
8108 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8110 * reload.c: (find_reloads): Skip alternatives according to the
8111 "enabled" attribute. Constify the constraint variable.
8112 * recog.c (get_attr_enabled): Add default implementation.
8113 (extract_insn): Set the alternative_enabled_p array
8114 in the recog_data struct.
8115 (preprocess_constraints, constrain_operands): Skip
8116 alternatives according to the "enabled" attribute
8117 * recog.h (struct recog_data): New field alternative_enabled_p.
8118 (skip_alternative): New inline function.
8119 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
8120 (record_reg_classes): Skip alternative according to the
8121 "enabled" attribute.
8123 * doc/md.texi: Add documention for the "enabled" attribute.
8125 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8127 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
8128 * postreload.c (reload_cse_simplify_operands): Replace 'm'
8129 constraint with TARGET_MEM_CONSTRAINT.
8130 * recog.c (asm_operand_ok, preprocess_constraints,
8131 constrain_operands): Likewise.
8132 * regclass.c (record_reg_classes): Likewise.
8133 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
8134 * reload1.c (maybe_fix_stack_asms): Likewise.
8135 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
8136 * recog.h: Adjust comment.
8137 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
8138 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
8139 * doc/md.texi: Add a note to description of 'm' constraint.
8140 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
8142 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
8144 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
8145 that the bitfield is of integral type before testing its precision.
8147 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8148 Sa Liu <saliu@de.ibm.com>
8150 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
8151 __modti3, __udivti3, __umodti3 and __udivmodti4.
8152 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
8153 that implement TImode mul and div functions.
8154 * config/spu/multi3.c: New. Implement __multi3.
8155 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
8156 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
8159 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
8161 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
8162 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
8163 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
8164 tls_sysv_suffix): New mode and mode attribute iterators.
8165 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
8166 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
8167 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
8168 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
8169 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
8172 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
8174 PR tree-optimization/36329
8175 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
8176 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
8177 * cgraphbuild.c (initialize_inline_failed): Use the latter
8178 macro in lieu of the former.
8179 * ipa-inline.c (cgraph_mark_inline): Likewise.
8180 (cgraph_decide_inlining_of_small_function): Likewise.
8181 (cgraph_decide_inlining): Likewise.
8182 (cgraph_decide_inlining_incrementally): Likewise.
8184 2008-05-26 Tristan Gingold <gingold@adacore.com>
8185 Anatoly Sokolov <aesok@post.ru>
8187 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
8188 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
8189 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
8190 optimization for 'avr6' architecture.
8192 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
8195 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
8197 2008-05-26 Richard Guenther <rguenther@suse.de>
8199 * tree-ssa-sccvn.c (expr_has_constants): Declare.
8200 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
8202 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
8205 * caller-save.c (insert_restore): Verify alignment of spill space.
8206 (insert_save): Likewise.
8207 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
8208 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
8209 (STACK_SLOT_ALIGNMENT): Likewise.
8210 * function.c (LOCAL_ALIGNMENT): Removed.
8211 (get_stack_local_alignment): New.
8212 (assign_stack_local): Use it. Set alignment on stack slot.
8213 (assign_stack_temp_for_type): Use get_stack_local_alignment.
8214 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
8215 (STACK_SLOT_ALIGNMENT): New.
8216 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
8217 stack slot in XFmode.
8219 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
8221 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
8224 * config/i386/i386.md (allocate_stack_worker_64): Make sure
8225 argument operand in rax isn't removed.
8227 2008-05-26 Richard Guenther <rguenther@suse.de>
8230 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
8231 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
8233 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8236 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
8238 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
8240 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
8241 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
8243 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8245 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
8246 build a trampoline if we don't want one.
8247 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
8248 return zero for nested functions if we don't want a trampoline.
8250 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8252 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
8254 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8257 * c.opt: Removed undocumented option '-lang-fortran'.
8258 * c-common.h: Removed global variable 'lang_fortran'.
8259 * c-opts.c (c_common_handle_option): Removed code to handle
8260 option '-lang-fortran'. Updated includes.
8261 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
8262 definition of '__GFORTRAN__'.
8263 (define__GNUC__): Reimplemented to use BASEVER and
8264 cpp_define_formatted.
8265 (builtin_define_with_value_n): Removed.
8266 * c-incpath.h: Renamed to ...
8267 * incpath.h: ... this.
8268 * c-incpath.c: Renamed to ...
8269 * incpath.c: ... this. Updated includes.
8270 * fix-header.c: Updated includes.
8271 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
8272 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
8273 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
8275 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8277 * tree.h: Update the table of flags used on tree nodes.
8278 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
8279 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
8280 (FORCED_LABEL): Add access check.
8281 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
8282 (ASM_INPUT_P): Likewise.
8283 (ASM_VOLATILE_P): Likewise.
8284 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
8285 (OMP_SECTION_LAST): Access private_flag directly.
8286 (OMP_RETURN_NOWAIT): Likewise.
8287 (OMP_PARALLEL_COMBINED): Likewise.
8288 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
8289 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
8290 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
8291 deprecated_flag directly.
8293 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
8295 * final.c (frame_pointer_needed): Removed.
8296 * flags.h (frame_pointer_needed): Likewise.
8298 * function.h (rtl_data): Add frame_pointer_needed.
8299 (frame_pointer_needed): New.
8301 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
8303 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
8305 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
8307 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
8310 2008-05-25 Alan Modra <amodra@bigpond.net.au>
8312 * c-common.c (strip_array_types): Move function to..
8314 (get_inner_array_type): Delete.
8315 * c-common.h (strip_array_types): Move declaration to..
8317 (get_inner_array_type): Delete.
8318 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
8319 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
8320 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
8321 * config/pa/pa.c (emit_move_sequence): Likewise.
8323 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
8325 * config/i386/i386.md (*sse_prologue_save_insn): Set length
8328 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
8330 * function.c: Include target hook for nonlocal_goto frame value.
8332 2008-05-24 Richard Guenther <rguenther@suse.de>
8334 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
8335 variable can be only accessed through a pointer or a union.
8337 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8339 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
8340 * doc/extend.texi: Likewise.
8342 2008-05-23 DJ Delorie <dj@redhat.com>
8344 * config/m32c/jump.md (untyped_call): Add.
8346 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
8348 (m32c_address_cost): Detail costs for indirect offsets.
8350 2008-05-23 Rafael Espindola <espindola@google.com>
8352 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
8353 if a node is a SUBREG.
8354 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
8357 2008-05-23 Paul Brook <paul@codesourcery.com>
8358 Carlos O'Donell <carlos@codesourcery.com>
8360 * doc/extend.texi: Clarify use of __attribute__((naked)).
8361 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
8362 * target.h (gcc_target): Add allocate_stack_slots_for_args.
8363 * function.c (use_register_for_decl): Use
8364 targetm.calls.allocate_stack_slots_for_args.
8365 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
8366 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
8367 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
8369 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
8371 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
8373 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
8375 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
8376 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
8377 is only rounded once.
8379 2008-05-23 Richard Guenther <rguenther@suse.de>
8381 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
8383 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
8384 Jakub Jelinek <jakub@redhat.com>
8387 * configure.ac: Handle --enable-cld.
8388 * configure: Regenerated.
8389 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
8390 * config/i386/i386.h (struct machine_function): Add needs_cld field.
8391 (ix86_current_function_needs_cld): New define.
8392 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
8393 (cld): New isns pattern.
8394 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
8395 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
8396 * config/i386/i386.opt (mcld): New option.
8397 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
8398 TARGET_CLD and ix86_current_function_needs_cld.
8399 (override_options): Use -mcld by default for 32-bit code if
8402 * doc/install.texi (Options specification): Document --enable-cld.
8403 * doc/invoke.texi (Machine Dependent Options)
8404 [i386 and x86-64 Options]: Add -mcld option.
8405 (Intel 386 and AMD x86-64 Options): Document -mcld option.
8407 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
8408 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
8409 (return_in_memory_64): Likewise.
8410 (return_in_memory_ms_64): Likewise.
8412 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8414 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
8415 * builtins.c (fold_builtin_fpclassify): New.
8416 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
8417 * builtins.def (BUILT_IN_FPCLASSIFY): New.
8418 * c-common.c (handle_type_generic_attribute): Adjust to accept
8419 fixed arguments before an elipsis.
8420 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
8421 * doc/extend.texi: Document __builtin_fpclassify.
8423 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
8425 * omp-low.c (gate_expand_omp_ssa): Remove.
8426 (pass_expand_omp_ssa): Remove.
8427 (gate_expand_omp): Do not check for flag_openmp_ssa.
8428 * common.opt (-fopenmp-ssa): Remove.
8429 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
8431 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
8433 * config/sh/sh.opt (mfixed-range): New option.
8434 * config/sh/sh-protos.h (sh_fix_range): Declare.
8435 * config/sh/sh.c (sh_fix_range): New function.
8436 * config/sh/sh.h (sh_fixed_range_str): Declare.
8437 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
8439 * doc/invoke.texi (SH Options): Document -mfixed-range.
8441 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
8443 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
8444 it before the redeclaration.
8446 2008-05-22 Anatoly Sokolov <aesok@post.ru>
8448 * config/avr/avr.c (get_sequence_length): Add new function.
8449 (expand_prologue, expand_epilogue): Remove duplicate code.
8451 2008-05-22 Rafael Espindola <espindola@google.com>
8453 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
8456 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
8458 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
8459 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
8461 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
8462 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
8463 (vect_update_misalignment_for_peel): Likewise.
8464 (vector_alignment_reachable_p): Likewise.
8465 * tree-vect-transform.c (vectorizable_load): Likewise.
8466 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
8467 (get_vectype_for_scalar_type): Pass mode of scalar_type
8468 to UNITS_PER_SIMD_WORD.
8470 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
8471 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
8472 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
8473 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
8474 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
8476 2008-05-22 Ira Rosen <irar@il.ibm.com>
8478 PR tree-optimization/36293
8479 * tree-vect-transform.c (vect_transform_strided_load): Don't check
8480 if the first load must be skipped because of a gap.
8482 2008-05-22 Richard Guenther <rguenther@suse.de>
8484 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
8485 more cases of offset disambiguation that is possible if
8486 strict-aliasing rules apply.
8487 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
8488 for basic offset and type-based disambiguation.
8490 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8492 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
8493 ix86_expand_vector_set on V16QImode for SSE4.1.
8495 2008-05-21 Tom Tromey <tromey@redhat.com>
8497 * c.opt (Wimport): Mark as undocumented.
8498 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
8500 (Warning Options): Likewise.
8501 * doc/cppopts.texi: Don't mention -Wimport.
8503 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
8505 PR tree-optimization/36287
8506 PR tree-optimization/36286
8507 * lambda-code.c (build_access_matrix): Do not use the loop->num
8508 for computing the number of induction variables: use the loop depth
8511 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
8514 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
8515 option -f(no-)leading-underscore.
8517 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8519 * config/i386/i386.c (ix86_expand_vector_init_general): Use
8520 GET_MODE_NUNITS (mode).
8522 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
8524 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
8525 (-mmulhw): Add 464 to description.
8526 (-mdlmzb): Likewise.
8527 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
8528 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
8530 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
8531 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
8532 * config/rs6000/rs6000.md: Update comments for 464.
8534 2008-05-21 Janis Johnson <janis187@us.ibm.com>
8536 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
8538 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8540 * config/i386/sse.md (vec_extractv4sf): Removed.
8541 (vec_extractv2df): Likewise.
8542 (vec_extractv2di): Likewise.
8543 (vec_extractv4si): Likewise.
8544 (vec_extractv8hi): Likewise.
8545 (vec_extractv16qi): Likewise.
8546 (vec_extract<mode>): New.
8548 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8550 * config/i386/sse.md (vec_setv4sf): Removed.
8551 (vec_setv2df): Likewise.
8552 (vec_setv2di): Likewise.
8553 (vec_setv4si): Likewise.
8554 (vec_setv8hi): Likewise.
8555 (vec_setv16qi): Likewise.
8556 (vec_set<mode>): New.
8558 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8560 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
8561 goto for vec_concat and vec_interleave.
8563 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8565 * config/i386/sse.md (vec_initv4sf): Removed.
8566 (vec_initv2df): Likewise.
8567 (vec_initv2di): Likewise.
8568 (vec_initv4si): Likewise.
8569 (vec_initv8hi): Likewise.
8570 (vec_initv16qi): Likewise.
8571 (vec_init<mode>): New.
8573 2008-05-21 Joseph Myers <joseph@codesourcery.com>
8575 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
8577 2008-05-21 Tom Tromey <tromey@redhat.com>
8579 * ggc-zone.c (lookup_page_table_if_allocated): New function.
8580 (zone_find_object_offset): Likewise.
8581 (gt_ggc_m_S): Likewise.
8582 (highest_bit): Likewise.
8583 * ggc-page.c (gt_ggc_m_S): New function.
8584 * stringpool.c (string_stack): Remove.
8585 (init_stringpool): Update.
8586 (ggc_alloc_string): Use ggc_alloc.
8587 (maybe_delete_ident): New function.
8588 (ggc_purge_stringpool): Likewise.
8589 (gt_ggc_m_S): Remove.
8590 * ggc-common.c (ggc_protect_identifiers): New global.
8591 (ggc_mark_roots): Call ggc_purge_stringpool. Use
8592 ggc_protect_identifiers.
8593 * ggc.h (ggc_protect_identifiers): Declare.
8594 (gt_ggc_m_S): Update.
8595 (ggc_purge_stringpool): Declare.
8596 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
8597 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
8599 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
8601 2008-05-21 David S. Miller <davem@davemloft.net>
8603 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
8606 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
8608 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
8611 2008-05-20 David Daney <ddaney@avtrex.com>
8613 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
8614 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
8615 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
8616 UNSPEC_UPDATE_GOT_VERSION): Renumber.
8617 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
8618 (atomic_hiqi_op): New define_code_iterator.
8619 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
8620 mips_expand_compare_and_swap_12.
8621 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
8622 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
8623 (sync_<optab><mode>, sync_old_<optab><mode>,
8624 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8625 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
8626 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
8627 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
8628 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
8629 (test_and_set_12): New insn.
8630 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
8631 sync_new_<optab><mode>, sync_old_nand<mode>,
8632 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
8633 clobber to operand 0 for SI and DI mode insns.
8634 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
8635 mips_gen_fn_4): New typedefs.
8636 (mips_gen_fn_ptrs): Define new union type.
8637 (mips_expand_compare_and_swap_12): Remove declaration.
8638 (mips_expand_atomic_qihi): Declare function.
8639 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
8640 (mips_expand_atomic_qihi): ... this. Use new generator function
8642 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
8643 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
8644 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
8645 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
8646 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
8647 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
8648 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
8649 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
8650 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
8651 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
8654 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
8656 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
8659 2008-05-20 Anatoly Sokolov <aesok@post.ru>
8661 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
8662 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
8663 (avr_attribute_table): Add 'OS_main' function attribute.
8664 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
8665 functions with 'OS_main' attribute.
8667 2008-05-20 Richard Guenther <rguenther@suse.de>
8669 PR tree-optimization/35204
8670 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
8671 helper, split out from ...
8672 (DFS): ... here. Make the DFS walk non-recursive.
8674 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
8675 Jan Sjodin <jan.sjodin@amd.com>
8677 PR tree-optimization/36181
8678 * tree-parloops.c (loop_has_vector_phi_nodes): New.
8679 (parallelize_loops): Don't parallelize when the loop has vector
8682 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8683 Sebastian Pop <sebastian.pop@amd.com>
8685 * tree-loop-linear.c (gather_interchange_stats): Look in the access
8686 matrix, and never look at the tree representation of the memory
8688 (linear_transform_loops): Computes parameters and access matrices.
8689 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
8691 (access_matrix_get_index_for_parameter): New.
8692 * tree-data-ref.h (struct access_matrix): New.
8693 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
8694 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
8695 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
8696 am_vector_index_for_loop): New.
8697 (struct data_reference): Add field access_matrix.
8698 (DR_ACCESS_MATRIX): New.
8699 (compute_data_dependences_for_loop): Update declaration.
8700 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
8701 * lambda.h (lambda_vector_vec_p): Declared.
8702 * lambda-code.c: Depend on pointer-set.h.
8703 (lambda_collect_parameters_from_af, lambda_collect_parameters,
8704 av_for_af_base, av_for_af, build_access_matrix,
8705 lambda_compute_access_matrices): New.
8706 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
8708 2008-05-20 Joseph Myers <joseph@codesourcery.com>
8710 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
8713 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8714 Sebastian Pop <sebastian.pop@amd.com>
8716 PR tree-optimization/36206
8717 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
8719 (instantiate_scev_1): Rename flags to fold_conversions.
8720 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
8721 outeside instantiation_loop.
8722 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
8723 (evolution_function_is_affine_or_constant_p): Removed.
8724 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
8726 (analyze_siv_subscript): Pass in the loop nest number.
8727 Call evolution_function_is_affine_in_loop instead of
8728 evolution_function_is_affine_p.
8729 (analyze_overlapping_iterations): Pass in the loop nest number.
8731 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8732 Sebastian Pop <sebastian.pop@amd.com>
8734 PR tree-optimization/36206
8735 * tree-chrec.h (chrec_fold_op): New.
8736 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
8739 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
8741 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
8743 (remove_duplicates): Do not set inode on non-inode systems.
8746 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
8748 * config.gcc (tm_file): Update comments about relative pathnames.
8750 2008-05-20 Richard Guenther <rguenther@suse.de>
8752 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
8753 * tree-ssa-sccvn.c (process_scc): Likewise.
8754 * tree-ssa-sink.c (execute_sink_code): Likewise.
8755 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
8756 * tree-vrp.c (process_assert_insertions): Likewise.
8757 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8758 (perform_tree_ssa_dce): Likewise.
8759 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
8760 (dump_dominator_optimization_stats): Likewise.
8761 * tree-vectorizer.c (vectorize_loops): Likewise.
8763 2008-05-20 Richard Guenther <rguenther@suse.de>
8765 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
8767 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
8769 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
8770 (ix86_i386elf_return_in_memory): Likewise.
8771 (ix86_i386interix_return_in_memory): Likewise.
8772 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
8773 (SUBTARGET_RETURN_IN_MEMORY): New.
8774 * config/i386/i386elf.h: Likewise.
8775 * config/i386/ptx4-i.h: Likewise.
8776 * config/i386/sol2-10.h: Likewise.
8777 * config/i386/sysv4.h: Likewise.
8778 * config/i386/vx-common.h: Likewise.
8779 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
8780 * config/i386/i386.c (ix86_return_in_memory): Made static and
8781 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
8782 (ix86_i386elf_return_in_memory): Removed.
8783 (ix86_i386interix_return_in_memory): Removed.
8784 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
8785 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
8787 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
8789 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
8791 2008-05-19 Xinliang David Li <davidxl@google.com>
8793 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
8795 * common.opt: Ditto.
8796 * doc/invoke.texi: Ditto.
8798 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
8800 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
8801 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
8803 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
8805 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
8806 sizes of operand array from 8/4 to 4/2.
8807 (ix86_expand_vector_init_general): Change size of operand array
8808 from 32 to 16. Remove op0, op1 and half_mode.
8810 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
8812 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
8813 (ix86_expand_vector_init_interleave): Likewise.
8814 (ix86_expand_vector_init_general): Use them. Assert
8815 word_mode == SImode when n_words == 4.
8817 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
8819 * config/i386/i386.c (ix86_secondary_reload): New static function.
8820 (TARGET_SECONDARY_RELOAD): New define.
8821 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
8822 * config/i386/i386.md (reload_outqi): Remove.
8824 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8827 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
8828 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
8829 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
8830 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
8831 (fold_builtin_1): Likewise.
8832 * builtins.def (BUILT_IN_ISINF_SIGN): New.
8833 c-common.c (check_builtin_function_arguments): Handle
8834 BUILT_IN_ISINF_SIGN.
8835 * doc/extend.texi: Document __builtin_isinf_sign.
8836 * fold-const.c (operand_equal_p): Handle COND_EXPR.
8838 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
8840 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
8841 EH cleanup at the end of the pass, search for those that have been
8842 turned into forwarder blocks and do the cleanup on their successor.
8844 2008-05-18 Richard Guenther <rguenther@suse.de>
8846 * tree-cfg.c (verify_gimple_expr): Allow conversions from
8847 pointers to sizetype and vice versa.
8849 2008-05-18 Xinliang David Li <davidxl@google.com>
8851 * gcc/tree-ssa-dce.c: Coding style fix.
8852 (check_pow): Documentation comment.
8853 (check_log): Documenation comment. Coding style fix.
8854 (is_unnecessary_except_errno_call): Ditto.
8855 (gen_conditions_for_pow): Ditto.
8856 (gen_conditions_for_log): Ditto.
8857 (gen_shrink_wrap_conditions): Ditto.
8858 (shrink_wrap_one_built_in_calls): Ditto.
8859 * gcc/doc/invoke.texi: Better documentation string.
8860 * ChangeLog: Fix wrong change log entries from
8861 May 17 checkin on function call DCE.
8863 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
8865 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
8867 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
8869 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
8870 * df-problems.c (simulation routines): Fixed block comment to
8871 properly say how to add forwards scanning functions.
8873 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
8875 * tree-inline.c (setup_one_parameter): Remove dead code.
8877 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
8879 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
8880 a BIT_AND_EXPR only for an INTEGER_TYPE.
8882 2008-05-17 Xinliang David Li <davidxl@google.com>
8884 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
8885 (check_pow, check_log, is_unnecessary_except_errno_call): New
8886 functions to check for eliminating math functions that are pure
8887 except for setting errno.
8888 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
8889 general condition expressions for shrink-wrapping pow/log calls.
8890 (gen_shrink_wrap_conditions): Ditto.
8891 (shrink_wrap_one_built_in_call): Ditto.
8892 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
8893 (mark_operand_necessary): If debugging, output if OP is necessary.
8894 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
8896 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
8898 * gcc/common.opt: New user flag -ftree-builtin-dce.
8899 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
8901 2008-05-16 David S. Miller <davem@davemloft.net>
8903 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
8904 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
8906 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
8909 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
8911 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8913 * ifcvt.c (dead_or_predicable): Rename
8914 df_simulate_one_insn_backwards to df_simulate_one_insn.
8915 * recog.c (peephole2_optimize): Ditto.
8916 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
8918 * df.h: Rename df_simulate_one_insn_backwards to
8919 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
8920 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
8921 scanning of defs and uses.
8922 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
8923 (df_simulate_one_insn_forwards): Removed.
8925 2008-05-16 Doug Kwan <dougkwan@google.com>
8927 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
8929 (real_from_string): Handle NaNs and Inf as approriate.
8931 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
8933 * doc/gty.texi (Source Files Containing Type Information): Note
8934 that headers should appear first in the gtfiles list.
8936 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8938 * tree.def (COND_EXEC): Properly documented this code.
8940 2008-05-16 Diego Novillo <dnovillo@google.com>
8942 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
8943 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
8946 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8948 * tree-ssa-dse (max_stmt_uid): Removed.
8949 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
8950 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
8951 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
8952 * function.h (cfun.last_stmt_uid): New field.
8953 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
8954 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
8956 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
8957 (create_stmt_ann): Initialize the ann->uid field.
8958 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
8960 * tree-flow.h (renumber_gimple_stmt_uids): New function.
8962 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
8964 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
8965 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
8966 (init_empty_tree_cfg): Call it.
8968 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8970 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
8973 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8975 * doc/invoke.text (-fdump-tree-*-verbose): New option.
8976 * tree-dump.c (dump_options): New verbose option.
8977 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
8979 * tree-pass.h (TDF_VERBOSE): New dump flag.
8980 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
8981 (tree-flow.h): Added include.
8982 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
8984 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
8986 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
8988 From Jie Zhang <jie.zhang@analog.com>
8989 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8990 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
8991 mcpu=bf561-none and mcpu=bf561-0.2.
8992 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8993 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
8994 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8995 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
8996 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
8997 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
8998 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
9000 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
9001 (cputype_selected): Remove.
9002 (bfin_handle_option): Don't use cputype_selected.
9003 (override_options): When no mcpu option, enable all workarounds.
9004 Don't use bfin_workarounds.
9005 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
9007 (DEFAULT_CPU_TYPE): Don't define.
9009 2008-05-16 Richard Guenther <rguenther@suse.de>
9011 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
9012 on deletion of the last stmt.
9014 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
9016 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
9017 V8HImode for SSE2 and V16QImode for SSE4.1.
9019 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9021 * cgraph.h (compute_inline_parameters): Made public.
9022 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
9023 variable_generate_summary, function_write_summary,
9024 variable_write_summary, variable_read_summary. Added generate_summary,
9025 write_summary, read_summary.
9026 * cgraphunit.c (cgraph_process_new_functions): Changed call from
9027 pass_ipa_inline.function_generate_summary, to
9028 compute_inline_parameters.
9029 * ipa-inline.c (compute_inline_parameters): Made public and added
9031 (compute_inline_parameters_for_current): New function.
9032 (pass_inline_param): Now calls compute_inline_parameters_for_current.
9033 (inline_generate_summary): Removed parameter and made to loop over
9035 (pass_ipa_inline): Updated for new IPA_PASS structure.
9036 * passes.c (execute_ipa_summary_passes): Now is called once per
9037 pass rather than once per node*pass.
9039 2008-05-15 Anatoly Sokolov <aesok@post.ru>
9041 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
9042 avr_have_mul_p, avr_asm_only_p): Remove variables.
9043 (avr_override_options): Remove initialization of removed variables.
9044 (avr_file_start): Convert removed variables to fields of
9045 'struct base_arch_s *avr_current_arch'.
9046 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
9047 (AVR_HAVE_MUL): (Ditto.).
9048 (AVR_HAVE_MOVW): (Ditto.).
9049 (AVR_HAVE_LPMX): (Ditto.).
9050 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
9051 avr_asm_only_p): Remove declaration.
9053 2008-05-15 Diego Novillo <dnovillo@google.com>
9055 * config/arm/arm.c (arm_return_in_memory): Fix return type.
9056 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
9058 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
9061 * combine.c (check_conversion): Rename back to check_promoted_subreg.
9062 Don't call record_truncated_value from here.
9063 (record_truncated_value): Turn it into a for_each_rtx callback.
9064 (record_truncated_values): New function.
9065 (combine_instructions): Call note_uses with record_truncated_values.
9066 Change name of check_conversion to check_promoted_subreg.
9068 2008-05-15 Janis Johnson <janis187@us.ibm.com>
9070 * doc/sourcebuild.texi: Document support for torture tests.
9072 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
9074 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
9075 to alternative 4 of operand 2.
9077 2008-05-15 Richard Guenther <rguenther@suse.de>
9079 * tree-pass.h (current_pass): Declare.
9080 (get_pass_for_id): Likewise.
9081 * passes.c (passes_by_id, passes_by_id_size): New globals.
9082 (set_pass_for_id): New function.
9083 (get_pass_for_id): Likewise.
9084 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
9085 (execute_function_todo): Flush per function statistics.
9086 * toplev.c (compile_file): Init statistics.
9087 (general_init): Do early statistics initialization.
9088 (finalize): Finish statistics.
9089 * statistics.h (statistics_early_init): Declare.
9090 (statistics_init): Likewise.
9091 (statistics_fini): Likewise.
9092 (statistics_fini_pass): Likewise.
9093 (statistics_counter_event): Likewise.
9094 (statistics_histogram_event): Likewise.
9095 * statistics.c: New file.
9096 * Makefile.in (OBJS-common): Add statistics.o.
9097 (statistics.o): Add dependencies.
9098 * doc/invoke.texi (-fdump-statistics): Document.
9100 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
9102 (execute_pre): Use statistics_counter_event.
9103 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
9104 (substitute_and_fold): Increment it. Use statistics_counter_event.
9106 2008-05-15 Diego Novillo <dnovillo@google.com>
9108 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
9110 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
9111 * tree-ssa-alias.c (new_type_alias): Remove references to
9112 sub-variables from comment.
9113 * tree-ssa-operands.c (swap_tree_operands): Likewise.
9115 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
9117 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
9118 attribute to 1 only for insertps alternative.
9120 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
9122 * config/bfin/bfin.md (loadbytes): New pattern.
9123 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
9124 (bfin_init_builtins): Initialize it.
9125 (bdesc_1arg): Add it.
9127 2008-05-15 Sa Liu <saliu@de.ibm.com>
9129 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
9130 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
9131 * testsuite/lib/target-supports.exp: Add
9132 check_effective_target_fortran_integer_16.
9134 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
9136 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
9137 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
9138 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
9139 (TARGET_RETURN_IN_MEMORY): Define.
9141 2008-05-15 Richard Guenther <rguenther@suse.de>
9144 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
9145 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
9146 represent unmodifiable vars.
9148 2008-05-15 Richard Guenther <rguenther@suse.de>
9150 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
9151 INDIRECT_REF and TARGET_MEM_REF.
9152 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9155 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
9156 H.J. Lu <hongjiu.lu@intel.com>
9158 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
9159 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
9160 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
9161 insn alternatives. Add missing alternatives.
9162 (*vec_concatv2di_rex64_sse4_1): Likewise.
9163 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
9164 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
9167 2008-05-15 Richard Guenther <rguenther@suse.de>
9169 PR tree-optimization/36009
9170 PR tree-optimization/36204
9171 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
9172 (determine_invariantness_stmt): Record the loop a store is
9174 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
9177 2008-05-15 Richard Guenther <rguenther@suse.de>
9179 PR tree-optimization/34330
9180 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
9181 through the pointer will alias the SMT.
9183 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
9185 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
9187 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
9189 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
9191 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9192 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9194 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
9195 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
9196 (vashl_optab): New optab for vector/vector shifts.
9197 (vashr_optab): Ditto.
9198 (vlshr_optab): Ditto.
9199 (vrotl_optab): Ditto.
9200 (vrotr_optab): Ditto.
9201 (optab_subtype): New enum for optab_for_tree_code call.
9202 (optab_for_tree_code): Add enum optab_subtype argument.
9204 * optabs.c (optab_for_tree_code): Take an additional argument to
9205 distinguish between a vector shift by a scalar and vector shift by
9206 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
9207 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
9208 vector shift by a vector.
9209 (expand_widen_pattern_expr): Pass additional argument to
9210 optab_for_tree_code.
9212 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
9213 vrotl_optab, vrotr_optab.
9215 * expr.c (expand_expr_real_1): Update calls to
9216 optab_for_tree_code to distinguish between vector shifted by a
9217 scalar and vector shifted by a vector.
9218 * tree-vectorizer.c (supportable_widening_operation): Ditto.
9219 (supportable_narrowing_operation): Ditto.
9220 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
9221 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
9222 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
9223 (vect_create_epilog_for_reduction): Ditto.
9224 (vectorizable_reduction): Ditto.
9225 (vectorizable_operation): Ditto.
9226 (vect_strided_store_supported): Ditto.
9227 (vect_strided_load_supported): Ditto.
9228 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9229 * expmed.c (expand_shift): Ditto.
9231 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
9233 (ashr@var{m}3): Ditto.
9234 (vashl@var{m}3): Document new vector/vector shift standard name.
9235 (vashr@var{m}3): Ditto.
9236 (vlshr@var{m}3): Ditto.
9237 (vrotl@var{m}3): Ditto.
9238 (vrotr@var{m}3): Ditto.
9240 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
9241 (PPERM_INVERT): Ditto.
9242 (PPERM_REVERSE): Ditto.
9243 (PPERM_REV_INV): Ditto.
9244 (PPERM_ZERO): Ditto.
9245 (PPERM_ONES): Ditto.
9246 (PPERM_SIGN): Ditto.
9247 (PPERM_INV_SIGN): Ditto.
9248 (PPERM_SRC1): Ditto.
9249 (PPERM_SRC2): Ditto.
9251 * config/i386/sse.md (mulv2di3): Add SSE5 support.
9252 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
9253 allows a memory operand to be the value being added, and split it
9254 to improve vectorization.
9255 (sse5_pmacsdqh_mem): Ditto.
9256 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
9257 (sse5_mulv2div2di3_high): Ditto.
9258 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
9259 (vec_pack_trunc_v4si): Ditto.
9260 (vec_pack_trunc_v2di): Ditto.
9261 (sse5_pcmov_<mode>): Remove code that tried to use use
9262 andps/andnps instead of pcmov.
9263 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
9264 pmacsdqh instructions.
9265 (vec_widen_smult_lo_v4si): Ditto.
9267 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
9268 (PPERM_INVERT): Ditto.
9269 (PPERM_REVERSE): Ditto.
9270 (PPERM_REV_INV): Ditto.
9271 (PPERM_ZERO): Ditto.
9272 (PPERM_ONES): Ditto.
9273 (PPERM_SIGN): Ditto.
9274 (PPERM_INV_SIGN): Ditto.
9275 (PPERM_SRC1): Ditto.
9276 (PPERM_SRC2): Ditto.
9277 (ix86_expand_sse_movcc): Move the SSE5 test after the if
9279 (ix86_expand_int_vcond): If SSE5 generate all possible integer
9281 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
9282 says ignore whether the last reference is a memory operand.
9284 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9285 Paolo Bonzini <bonzini at gnu dot org>
9287 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
9290 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
9291 (vlshr<mode>3): Rename from vlshr<mode>3.
9292 (vashr<mode>3): Rename from vashr<mode>3.
9293 (mulv4sf3): Change the names of vector shift patterns.
9297 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
9300 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
9325 * config/spu/spu.md (v): New iterator macro to add v for vector types.
9326 (floatunssidf2_internal): Change vector/vector shift names.
9327 (floatunsdidf2_internal): Ditto.
9334 (vashl<mode>3): Rename from ashl<mode>3.
9335 (vashr<mode>3): Rename from ashr<mode>3.
9336 (vlshr<mode>3): Rename from lshr<mode>3.
9337 (vrotl<mode>3): Rename from rotl<mode>3.
9339 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9342 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
9343 multiply gives the wrong value when doing widening multiplies.
9344 (vec_widen_smult_lo_v4si): Ditto.
9346 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
9348 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
9349 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
9350 emit_library_call_value.
9351 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
9352 * tree.h (ECF_LIBCALL_BLOCK): Removed.
9353 * calls.c (initialize_argument_information, precompute_arguments,
9354 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
9355 (precompute_arguments): Removed flags parameter.
9356 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
9358 2008-05-14 Richard Guenther <rguenther@suse.de>
9360 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
9361 Make sure to register the store if the use is a PHI_NODE.
9363 2008-05-14 Olivier Hainque <hainque@adacore.com>
9365 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
9366 memory if the component is to be referenced in BLKmode according
9367 to get_inner_reference.
9369 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
9371 * calls.c (emit_library_call_value_1): Restore code clearing
9372 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
9374 2008-05-14 Olivier Hainque <hainque@adacore.com>
9375 Nicolas Roche <roche@adacore.com>
9377 * configure.ac: Add support for a "gcc_subdir" variable in
9378 config-lang.in, to denote a subdirectory where the language/GCC
9379 integration files are to be found.
9380 * configure: Regenerate.
9382 2008-05-14 Ira Rosen <irar@il.ibm.com>
9384 PR tree-optimization/36098
9385 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
9386 value for the first load in the group in case of a gap.
9387 (vect_build_slp_tree): Check that there are no gaps in loads.
9389 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
9391 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
9392 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
9393 expand_copysign_bit, ): Change call to emit_no_conflict_block to
9394 emit_insn and remove unneeded code to construct extra args.
9395 (emit_no_conflict_block): Removed.
9396 * optabls.h: (emit_no_conflict_block): Removed.
9397 * cse.c (cse_extended_basic_block): Remove search for
9398 REG_NO_CONFLICT note.
9399 * global.c: Removed incorrect comment added in revision 117.
9400 * expr.c (convert_move): Change call to emit_no_conflict_block to
9402 * recog.c: Change comments so that they do not mention
9404 * local_alloc.c (combine_regs): Removed last parameter.
9405 (no_conflict_p): Removed.
9406 (block_alloc): Removed note, no_conflict_combined_regno and set
9407 local vars. Removed all code to process REG_NO_CONFLICT blocks.
9408 (combine_regs): Removed already_dead and code to look for
9409 REG_NO_CONFLICT notes.
9410 * lower_subreg (remove_retval_note): Removed code to look for
9411 REG_NO_CONFLICT block.
9412 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
9413 (resolve_clobber): Remove code to process libcalls that have
9414 REG_NO_CONFLICT notes.
9415 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
9417 * combine.c (can_combine_p, distribute_notes): Removed
9418 REG_NO_CONFLICT case.
9419 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
9421 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
9422 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
9424 * reg-notes.def (NO_CONFLICT): Removed.
9426 2008-05-14 David S. Miller <davem@davemloft.net>
9428 * config/sparc/sparc.c (sparc_profile_hook): If
9429 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
9430 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
9431 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
9433 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
9435 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
9437 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
9440 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
9441 and op1 expansion before vector concat to have less live pseudos.
9443 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
9445 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
9446 ix86_expand_vector_set if supported.
9448 2008-05-13 Diego Novillo <dnovillo@google.com>
9449 Kenneth Zadeck <zadeck@naturalbridge.com>
9451 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
9453 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
9454 phinodes_print_statistics, init_ssanames, fini_ssanames,
9455 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
9456 release_ssa_name, release_defs, replace_ssa_name_symbol,
9457 ssanames_print_statistics): Move ...
9458 * tree-flow.h: ... here.
9459 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
9460 Use FN instead of cfun.
9461 (make_ssa_name_fn): Rename from make_ssa_name.
9462 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
9463 * tree-flow-inline.h (make_ssa_name): Move from
9464 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
9465 * omp-low.c (expand_omp_parallel):
9466 * tree-flow-inline.h (redirect_edge_var_map_result):
9467 * tree-ssa.c (init_tree_ssa): Add argument FN.
9468 Use it instead of cfun. Update all users.
9470 2008-05-13 Tom Tromey <tromey@redhat.com>
9472 PR preprocessor/22168:
9473 * doc/cpp.texi (Top): Update menu.
9474 (Alternatives to Wrapper #ifndef): New node.
9475 (Other Directives): Document deprecation.
9476 (Obsolete Features): Remove menu.
9477 (Assertions): Merge node into Obsolete Features.
9478 (Obsolete once-only headers): Move earlier; rename to Alternatives
9480 * doc/cppopts.texi: Update.
9481 * c.opt (Wdeprecated): Enable for C and ObjC.
9482 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
9483 (C++ Dialect Options): Move -Wno-deprecated from here to...
9484 (Warning Options): ... here.
9486 2008-05-13 Richard Guenther <rguenther@suse.de>
9489 * fold-const.c (fold_sign_changed_comparison): Do not allow
9490 changes in pointer-ness.
9492 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9495 * config/sh/sh.c (sh_expand_prologue): Don't clear
9496 RTX_FRAME_RELATED_P for push insns.
9498 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
9500 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
9502 2008-05-12 Anatoly Sokolov <aesok@post.ru>
9504 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
9505 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
9506 Use 'machine->is_leaf' instead of 'leaf_func_p'.
9508 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
9510 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
9511 (*vec_concatv4sf_sse): This.
9512 (*sse2_concatv2si): Renamed to ...
9513 (*vec_concatv2si_sse2): This.
9514 (*sse1_concatv2si): Renamed to ...
9515 (*vec_concatv2si_sse): This.
9516 (*vec_concatv2di_rex): Renamed to ...
9517 (*vec_concatv2di_rex64): This.
9518 (*vec_concatv2si_sse4_1): New.
9519 (*vec_concatv2di_rex64_sse4_1): Likewise.
9521 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
9523 PR rtl-optimization/36111
9524 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
9525 that was created for swappable operands.
9527 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
9530 * Makefile.in: Substitute GNATMAKE and GNATBIND.
9531 * configure.ac: Add call to ACX_PROG_GNAT.
9533 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
9535 * optc-gen.awk: Fix comment typo.
9537 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9539 * pretty-print.c (pp_integer_with_precision): Use
9540 HOST_LONG_LONG_FORMAT.
9542 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
9544 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
9546 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
9548 * config/i386/i386.c (bdesc_ptest): Removed.
9549 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
9550 (bdesc_args): Add __builtin_ia32_ptestz128,
9551 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
9552 (ix86_init_mmx_sse_builtins): Updated.
9553 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
9554 (ix86_expand_builtin): Updated.
9556 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
9558 * tree-cfg.c (valid_fixed_convert_types_p): New function.
9559 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
9561 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
9563 * value-prof.c (interesting_stringop_to_profile): Do not
9564 return early for BUILT_IN_MEMPCPY.
9566 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
9568 * calls.c (expand_call): Don't use callgraph to increase
9569 preferred_stack_boundary.
9571 * cgraph.h (cgraph_rtl_info): Use unsigned on
9572 preferred_incoming_stack_boundary.
9574 * final.c (rest_of_clean_state): Use unsigned on
9575 preferred_stack_boundary.
9577 2008-05-09 Tom Tromey <tromey@redhat.com>
9579 PR preprocessor/22231:
9580 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
9583 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
9585 PR tree-optimization/36129
9586 * tree-ssa-ccp.c: Include value-prof.h.
9587 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
9588 built-in function was folded to a constant.
9589 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
9591 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
9592 Sebastian Pop <sebastian.pop@amd.com>
9594 * tree-scalar-evolution.c: Document instantiate_scev.
9595 (instantiate_parameters_1): Renamed instantiate_scev_1.
9596 Don't use the same loop for instantiation_loop and evolution_loop.
9597 (instantiate_scev): New.
9598 (instantiate_parameters): Moved...
9599 (resolve_mixers): Update call to instantiate_scev_1 to pass the
9600 same loop twice. Maintains the semantics for this function.
9601 * tree-scalar-evolution.h (instantiate_scev): Declare.
9602 (instantiate_parameters): ...here. Now static inline.
9603 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
9604 instead of resolve_mixers.
9606 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9608 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
9610 2008-05-09 Tomas Bily <tbily@suse.cz>
9612 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
9613 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
9614 * tree-ssa-structalias.c (get_constraint_for): Likewise.
9615 * c-common.c (c_common_truthvalue_conversion): Likewise.
9616 * tree-object-size.c (compute_object_offset): Likewise.
9617 * tree-inline.c (estimate_num_insns_1): Likewise.
9618 * varasm.c (const_hash_1, compare_constant, copy_constant)
9619 (compute_reloc_for_constant, output_addressed_constants)
9620 (initializer_constant_valid_p): Likewise.
9621 * c-omp.c (check_omp_for_incr_expr): Likewise.
9622 * gimplify.c (gimplify_expr): Likewise.
9623 * c-typeck.c (c_finish_return): Likewise.
9624 * tree-vectorizer.c (supportable_widening_operation)
9625 (supportable_narrowing_operation): Likewise.
9626 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
9627 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
9628 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9629 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
9630 (descr_info_loc): Likewise.
9631 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
9632 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
9633 (fold_unary): Likewise.
9634 * builtins.c (get_pointer_alignment): Likewise.
9635 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
9636 (instantiate_parameters_1): Likewise.
9637 * tree.c (expr_align, stabilize_reference): Likewise.
9638 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
9639 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
9640 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
9641 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
9642 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
9643 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
9645 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
9646 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
9647 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9648 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
9649 (forward_propagate_comparison)
9650 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9651 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
9652 * emit-rtl.c (component_ref_for_mem_expr)
9653 (set_mem_attributes_minus_bitpos): Likewise.
9654 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
9655 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
9657 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
9658 (build_function_call, pointer_diff, build_compound_expr)
9659 (c_finish_return): Likewise.
9660 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
9661 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
9663 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
9664 * expr.c (is_aligning_offset): Likewise.
9665 * tree-ssa-alias.c (is_escape_site): Likewise.
9666 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
9667 (check_all_va_list_escapes): Likewise.
9668 * tree-ssa-loop-ivopts.c (determine_base_object)
9669 (determine_common_wider_type): Likewise.
9670 * dojump.c (do_jump): Likewise.
9671 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
9672 * tree-gimple.c (is_gimple_cast): Likewise.
9673 * fold-const.c (decode_field_reference, )
9674 (fold_sign_changed_comparison, fold_unary, fold_comparison)
9675 (fold_binary): Likewise.
9676 * tree-ssa-alias-warnings.c (find_alias_site_helper)
9677 (already_warned_in_frontend_p): Likewise.
9678 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
9679 * tree.c (really_constant_p, get_unwidened): Likewise.
9680 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9681 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9682 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
9684 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
9686 (CONVERT_EXPR_P): Define.
9687 (CASE_CONVERT): Define.
9689 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
9692 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
9693 (delete_unmarked_insns): When deleting a call, call
9694 delete_unreachable_blocks.
9695 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
9696 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
9698 2008-05-08 Richard Guenther <rguenther@suse.de>
9700 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
9701 (-ftree-salias): Likewise.
9702 (salias-max-implicit-fields): Remove param documentation.
9703 (salias-max-array-elements): Likewise.
9704 * tree-pass.h (pass_create_structure_vars): Remove.
9705 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
9706 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
9707 * tree-ssa-alias.c (create_structure_vars): Remove.
9708 (gate_structure_vars): Likewise.
9709 (pass_create_structure_vars): Likewise.
9710 (gate_build_alias): Likewise.
9711 (pass_build_alias): Adjust to run always and dump the function.
9712 * common.opt (ftree-salias): Hide.
9713 * passes.c (init_optimization_passes): Remove
9714 pass_create_structure_vars, adjust comment.
9715 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
9716 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
9717 * opts.c (decode_options): Do not set flag_tree_salias.
9718 (common_handle_option): Add OPT_ftree_salias to the backward
9719 compatibility section.
9721 2008-05-08 Richard Guenther <rguenther@suse.de>
9723 * tree-flow-inline.h (var_can_have_subvars): Move ...
9724 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
9725 * tree-flow.h (var_can_have_subvars): Remove.
9726 (push_fields_onto_fieldstack): Remove.
9727 (sort_fieldstack): Likewise.
9728 (struct fieldoff): Move ...
9729 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
9730 alias_set and base_for_components fields.
9731 (sort_fieldstack): Make static.
9732 (push_fields_onto_fieldstack): Likewise. Remove code that
9733 handles anything but RECORD_TYPEs. Remove alias_set and
9734 base_for_components handling.
9735 (create_variable_info_for): Adjust.
9737 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
9739 * common.opt (Wframe-larger-than=): Shorten the help message
9741 * doc/invoke.texi (Wframe-larger-than=): Add more description.
9743 2008-05-08 Rafael Espindola <espindola@google.com>
9745 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
9747 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
9748 trap and that both operands are gimple values.
9749 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
9750 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
9753 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
9755 * read-rtl.c (join_c_conditions): Return the first string if the
9756 two strings are equal.
9758 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
9760 * gensupport.h (pred_data): Add a "num_codes" field.
9761 (add_predicate_code): Declare.
9762 * gensupport.c (add_predicate_code): New function.
9763 (std_pred_table): Add an "allows_const_p" field.
9764 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
9765 Remove the (incomplete) list of such codes from the codes field.
9766 (init_predicate_table): Use add_predicate_code. Add all
9767 RTX_CONST_OBJs if allows_const_p is true.
9768 * genrecog.c (process_define_predicate): Use add_predicate_code.
9770 2008-05-08 David Daney <ddaney@avtrex.com>
9771 Richard Sandiford <rsandifo@nildram.co.uk>
9773 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
9774 special case of constant zero operands.
9775 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
9776 old and new values. Special case constant zero values.
9777 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
9779 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
9780 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
9782 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
9785 * simplify-rtx.c (simplify_plus_minus): Create CONST of
9786 similar RTX_CONST_OBJ before CONST_INT.
9788 2008-05-08 Steve Ellcey <sje@cup.hp.com>
9790 * stmt.c (expand_stack_restore): Change sa mode if needed.
9792 2008-05-08 Richard Guenther <rguenther@suse.de>
9794 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
9795 return type to bool.
9796 (ix86_sol10_return_in_memory): Likewise.
9797 (ix86_i386elf_return_in_memory): Likewise.
9798 (ix86_i386interix_return_in_memory): Likewise.
9799 * config/i386/i386.c (ix86_return_in_memory): Likewise.
9800 (ix86_sol10_return_in_memory): Likewise.
9801 (ix86_i386elf_return_in_memory): Likewise.
9802 (ix86_i386interix_return_in_memory): Likewise.
9804 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
9807 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
9809 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
9810 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
9813 2008-05-08 Richard Guenther <rguenther@suse.de>
9815 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
9816 * tree-data-ref.h (struct dr_alias): Remove subvars field.
9817 (DR_SUBVARS): Remove.
9818 * tree-dfa.c (dump_subvars_for): Remove.
9819 (debug_subvars_for): Likewise.
9820 (dump_variable): Do not dump subvars.
9821 (remove_referenced_var): Do not remove subvars.
9822 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
9823 (lookup_subvars_for_var): Remove.
9824 (get_subvars_for_var): Likewise.
9825 (get_subvars_at): Likewise.
9826 (get_first_overlapping_subvar): Likewise.
9827 (overlap_subvar): Likewise.
9828 * tree-flow.h (subvar_t): Remove.
9829 (struct var_ann_d): Remove subvars field.
9830 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
9831 argument. Remove special handling of SFTs.
9832 (compute_tag_properties): Likewise.
9833 (set_initial_properties): Likewise.
9834 (compute_call_clobbered): Likewise.
9835 (count_mem_refs): Likewise.
9836 (compute_memory_partitions): Likewise.
9837 (compute_flow_insensitive_aliasing): Likewise.
9838 (setup_pointers_and_addressables): Likewise.
9839 (new_type_alias): Likewise.
9840 (struct used_part): Remove.
9841 (used_portions): Likewise.
9842 (struct used_part_map): Likewise.
9843 (used_part_map_eq): Likewise.
9844 (used_part_map_hash): Likewise.
9845 (free_used_part_map): Likewise.
9846 (up_lookup): Likewise.
9847 (up_insert): Likewise.
9848 (get_or_create_used_part_for): Likewise.
9849 (create_sft): Likewise.
9850 (create_overlap_variables_for): Likewise.
9851 (find_used_portions): Likewise.
9852 (create_structure_vars): Likewise.
9853 * tree.def (STRUCT_FIELD_TAG): Remove.
9854 * tree.h (MTAG_P): Adjust.
9855 (struct tree_memory_tag): Remove base_for_components and
9856 unpartitionable flags.
9857 (struct tree_struct_field_tag): Remove.
9858 (SFT_PARENT_VAR): Likewise.
9859 (SFT_OFFSET): Likewise.
9860 (SFT_SIZE): Likewise.
9861 (SFT_NONADDRESSABLE_P): Likewise.
9862 (SFT_ALIAS_SET): Likewise.
9863 (SFT_UNPARTITIONABLE_P): Likewise.
9864 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
9865 (union tree_node): Remove sft field.
9866 * alias.c (get_alias_set): Remove special handling of SFTs.
9867 * print-tree.c (print_node): Remove handling of SFTs.
9868 * tree-dump.c (dequeue_and_dump): Likewise.
9869 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
9870 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
9871 * tree-predcom.c (set_alias_info): Do not set subvars.
9872 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
9873 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
9874 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
9875 (add_vars_for_offset): Remove.
9876 (add_virtual_operand): Remove special handling of SFTs.
9877 (add_call_clobber_ops): Likewise.
9878 (add_call_read_ops): Likewise.
9879 (get_asm_expr_operands): Likewise.
9880 (get_modify_stmt_operands): Likewise.
9881 (get_expr_operands): Likewise.
9882 (add_to_addressable_set): Likewise.
9883 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
9884 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9885 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
9886 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
9887 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
9888 (tree_node_structure): Likewise.
9889 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
9891 (find_what_p_points_to): Likewise.
9893 2008-05-08 Sa Liu <saliu@de.ibm.com>
9895 * config/spu/spu.md: Fixed subti3 pattern.
9897 2008-05-08 Richard Guenther <rguenther@suse.de>
9900 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
9901 sure to create a representative for trailing arrays for PTA.
9903 2008-05-08 Richard Guenther <rguenther@suse.de>
9906 * fold-const.c (operand_equal_p): Two objects which types
9907 differ in pointerness are not equal.
9909 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
9911 * calls.c (compute_argument_block_size): Add argument tree fndecl.
9912 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
9913 (emit_library_call_value_1): Add new variable fndecl initialized by
9914 NULL_TREE. It should be the decl type of orgfun, but this information
9915 seems not to be available here, so it uses the default calling abi.
9916 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
9917 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
9918 by TARGET_RETURN_IN_MEMORY.
9919 * config/i386/i386-interix.h: Likewise.
9920 * config/i386/i386.h: Likewise.
9921 * config/i386/i386elf.h: Likewise.
9922 * config/i386/ptx4-i.h: Likewise.
9923 * config/i386/sol2-10.h: Likewise.
9924 * config/i386/sysv4.h: Likewise.
9925 * config/i386/vx-common.h: Likewise.
9926 * config/cris/cris.h: Removed #if 0 clause.
9927 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
9928 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
9930 (ix86_sol10_return_in_memory): Likewise.
9931 (ix86_i386elf_return_in_memory): New.
9932 (ix86_i386interix_return_in_memory): New.
9933 * config/mt/mt-protos.h (mt_return_in_memory): New.
9934 * config/mt/mt.c: Likewise.
9935 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
9936 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
9937 * config/bfin/bfin.h: Likewise.
9938 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
9940 * config/bfin/bfin.c: Likewise.
9941 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
9942 * config/alpha/unicosmk.h: Likewise.
9943 * config/i386/cygming.h: Likewise.
9944 * config/iq2000/iq2000.h: Likewise.
9945 * config/mips/mips.h: Likewise.
9946 * config/mn10300/mn10300.h: Likewise.
9947 * config/rs6000/rs6000.h: Likewise.
9948 * config/score/score.h: Likewise.
9949 * config/spu/spu.h: Likewise.
9950 * config/v850/v850.h: Likewise.
9951 * defaults.h: Likewise.
9952 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
9953 * expr.c (emit_block_move): Adjust use of
9954 OUTGOING_REG_PARM_STACK_SPACE.
9955 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
9956 OUTGOING_REG_PARM_STACK_SPACE.
9957 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
9959 2008-05-08 Jakub Jelinek <jakub@redhat.com>
9961 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
9962 on OMP_RETURN for OMP_FOR.
9965 * dwarf2out.c (dw_expand_expr, common_check): Removed.
9966 (fortran_common): New function.
9967 (gen_variable_die): Call fortran_common instead of common_check,
9968 adjust for it returning tree instead of rtx. Formatting.
9970 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
9974 * see.c (see_copy_insn): Copy new pure const attributes for new call.
9975 * c-decl.c (merge_decls): Ditto.
9976 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
9977 to RTL_CONST_OR_PURE_CALL_P.
9978 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
9979 Initialized DECL_LOOPING_CONST_PURE.
9980 (process_call_operands): Set tree_side_effects properly.
9981 * tree.h (TREE_READONLY_DECL_P): Removed.
9982 (DECL_IS_PURE): Renamed to DECL_PURE_P.
9983 (DECL_LOOPING_OR_CONST_P): New macro.
9984 (struct tree_function_decl): Added looping_const_or_pure_p.
9986 (ECF_LOOPING_OR_CONST_P): New macro.
9987 * rtlanal.c (pure_const_p): Removed.
9988 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
9989 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
9990 to RTL_CONST_CALL_P.
9991 * ipa-pure-const.c (pure_const_state_e): Added looping field.
9992 (check_decl, check_tree, check_call, scan_function): Initialize
9994 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
9995 (static_execute): Set looping true for recursive functions.
9996 Undo setting state to IPA_NEITHER for recursive functions.
9998 * ifcvt.c (noce_can_store_speculate_p): Changed
9999 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
10000 RTL_CONST_OR_PURE_CALL_P.
10001 * dse.c (scan_insn): Ditto.
10002 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
10003 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
10004 RTL_CONST_OR_PURE_CALL_P.
10005 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
10006 pure_call_p to RTL_CONST_CALL_P.
10007 * gimplify.c (gimplify_call_expr): Clear side effects for
10008 non-looping pure and constant calls.
10009 * calls.c (emit_call_1): Set rtl flags from ecf flags.
10010 (flags_from_decl_or_type): Set ecf flags from decl flags.
10011 (initialize_argument_information): Turn off
10012 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
10013 Change const to pure if callee_copies is true rather than just
10015 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
10016 way of marking pure calls.
10017 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
10018 Remove hack that was supposed to fix pr7335 and remove old
10019 way of marking pure calls.
10020 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
10021 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
10022 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
10023 RTL_CONST_OR_PURE_CALL_P.
10024 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
10025 * loop-invariant.c (find_exits, find_invariant_bb): Changed
10026 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
10027 * sched-deps.c (schedule_analyze): Ditto.
10028 * rtl.h (struct rtx_def): Use call field, unchanging field, and
10029 return_val field of calls to represent pure and const function info.
10030 (CONST_OR_PURE_CALL_P): Deleted macro.
10031 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
10032 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
10033 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
10035 * tree-optimize.c (execute_fixup_cfg): Added test for
10036 ECF_LOOPING_CONST_OR_PURE.
10037 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
10039 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
10040 effects for looping pure or const calls.
10041 (verify_gimple_expr): Added verification code.
10042 * config/alpha/alpha.c (alpha_legitimize_address,
10043 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
10045 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
10046 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
10047 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
10048 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
10049 RTL_CONST_OR_PURE_CALL_P.
10050 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
10051 and const calls to be deleted.
10053 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
10056 * config/i386/mmx.md (mmx_subv2sf3): New expander.
10057 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
10058 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
10059 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10060 to handle nonimmediate operands.
10061 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
10062 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
10063 to handle nonimmediate operands.
10064 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
10065 (mmx_pmulhrwv4hi3): New expander. Use
10066 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10067 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
10068 (sse2_umulv1siv1di3): New expander. Use
10069 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10070 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
10071 (mmx_eq<mode>3): New expander. Use
10072 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10073 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
10074 (mmx_uavgv8qi3): New expander. Use
10075 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10076 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
10077 (mmx_uavgv4hi3): New expander. Use
10078 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10080 * config/i386/sse.md
10081 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
10082 to handle nonimmediate operands.
10083 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
10084 to handle nonimmediate operands.
10085 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
10086 to handle nonimmediate operands.
10087 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
10088 to handle nonimmediate operands.
10089 (sse2_unpckhpd_exp): New expander. Use
10090 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10091 (sse2_unpcklpd_exp): New expander. Use
10092 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10093 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
10094 to handle nonimmediate operands.
10095 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
10096 to handle nonimmediate operands.
10097 (*sse2_<plusminus_insn><mode>3): Rename from
10098 sse2_<plusminus_insn><mode>3 insn pattern.
10099 (sse2_<plusminus_insn><mode>3): New expander. Use
10100 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10101 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
10102 (sse2_umulv2siv2di3): New expander. Use
10103 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10104 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
10105 (sse4_1_mulv2siv2di3): New expander. Use
10106 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10107 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
10108 (sse2_pmaddwd): New expander. Use
10109 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10110 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
10111 (sse2_eq<mode>3): New expander. Use
10112 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10113 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
10114 (sse4_1_eqv2di3): New expander. Use
10115 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10116 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
10117 (sse2_uavgv16qi3): New expander. Use
10118 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10119 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
10120 (sse2_uavgv16qi3): New expander. Use
10121 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10122 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
10123 (sse2_uavgv8hi3): New expander. Use
10124 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10125 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
10126 (ssse3_pmulhrswv8hi3): New expander. Use
10127 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10128 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
10129 (ssse3_pmulhrswv4hi3): New expander. Use
10130 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10132 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
10133 (<sse>_vmmul<mode>3): Ditto.
10134 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
10136 (ssse3_pmaddubsw128): Use register_operand for operand 1.
10137 (ssse3_pmaddubsw): Ditto.
10139 * config/i386/i386.c (struct_builtin_description)
10140 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
10141 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
10142 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
10143 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
10144 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
10145 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
10146 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
10147 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
10148 (ix86_fixup_binary_operands): Assert that src1
10149 and src2 must have the same mode when swapped.
10150 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
10151 and ix86_binary_operator_ok. Do not force operands in registers
10154 2008-05-07 Jan Hubicka <jh@suse.cz>
10156 * cgraph.c (dump_cgraph_node): Update.
10157 * cgraph.h (cgraph_local_info): Break out inline summary.
10158 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
10160 * ipa-inline (inline_summary): New accestor function.
10161 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
10162 cgraph_decide_inlining, compute_inline_parameters): Update.
10163 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
10165 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10167 Cleanup ColdFire scheduling support and add V4 pipeline model.
10169 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
10170 (define_attr cpu): Add cfv4 value.
10171 (define_attr type, define_attr type1): Merge into a single 'type'
10172 attribute. Update all uses.
10173 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
10174 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
10176 (define_attr opx_mem, define_attr opy_mem): Remove.
10177 (define_attr op_mem): Clean up, update comment.
10178 (define_attr size): Use specific values instead of general int.
10179 (define_attr guess, define_attr split): Remove. Update all uses.
10180 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
10181 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
10182 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
10183 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
10184 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
10185 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
10186 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
10187 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
10188 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
10189 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
10190 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
10191 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
10192 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
10193 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
10194 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
10195 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
10196 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
10197 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
10198 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
10199 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
10200 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
10201 Update or set attributes.
10202 (stack_tie): New fake instruction.
10204 * config/m68k/m68k.h (TUNE_CFV4): New macro.
10205 (m68k_sched_attr_size): Update declaration.
10206 (m68k_sched_attr_type2): Remove.
10207 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
10208 Declare new bypass predicates.
10210 * config/m68k/m68k.c (m68k_sched_issue_rate,
10211 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
10213 (TARGET_SCHED_ISSUE_RATE,
10214 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
10215 (override_options): Handle scheduling for ColdFire V4 core.
10216 (m68k_expand_prologue): Emit stack_tie.
10217 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
10218 'OP_TYPE_FPN'. Update all uses.
10219 (sched_guess_p): Remove.
10220 (sched_address_type): Handle symbolic addresses.
10221 (sched_get_operand): New static function.
10222 (sched_operand_type): Merge into sched_attr_op_type.
10223 (sched_attr_op_type): Handle FP registers, handle quick constants,
10225 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
10226 (m68k_sched_attr_size): Update. Move logic to ...
10227 (sched_get_attr_size_int): New static function.
10228 (sched_get_opxy_mem_type): New static function.
10229 (m68k_sched_attr_op_mem): Update.
10230 (m68k_sched_attr_type2): Remove.
10231 (sched_cfv4_bypass_data): New static variable.
10232 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
10233 (m68k_sched_issue_rate): Implement scheduler hook.
10234 (struct _sched_ib: enabled_p): New field.
10235 (m68k_sched_variable_issue): Update. Handle V4.
10236 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
10237 sched_dump_class_func_t, sched_dump_split_class,
10238 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
10239 sched_dump_dfa_class, m68k_sched_dump): Remove.
10240 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
10242 (m68k_sched_init_global): Remove statisctics dumping, introduce
10243 sanity check that all instructions have pipeline reservations. Handle
10245 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
10246 Handle ColdFire V4 core.
10247 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
10248 New static functions.
10249 (m68k_sched_address_bypass_p): New bypass predicate.
10250 (sched_get_indexed_address_scale): New static function.
10251 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
10253 * cf.md: Update comments.
10254 (define_attr type2): Remove. Use 'type' attribute instead.
10256 (cf_ib): Rename to cfv123_ib. Update all uses.
10257 (cf_oep): Rename to cfv123_oep. Update all uses.
10258 (cf_chr): Rename to cfv123_chr. Update all uses.
10259 (cf_mem): Rename to cfv123_mem. Update all uses.
10260 (cf_mac): Move to more appropriate place.
10261 (cfv123_guess): New automaton and cpu_unit.
10262 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
10263 Update uses of 'size' attribute. Handle before reload scheduling.
10264 (cfv123_guess): New dummy reservation for unhandled instructions.
10265 (cfv4_*): Pipeline description of ColdFire V4 core.
10266 (ignore): New reservation to handle 'ignore' type.
10268 2008-05-07 Ian Lance Taylor <iant@google.com>
10270 PR middle-end/36013
10271 * gimplify.c (find_single_pointer_decl_1): Don't look through
10273 (find_single_pointer_decl): Adjust comments.
10275 2008-05-07 Jakub Jelinek <jakub@redhat.com>
10277 PR middle-end/36137
10278 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
10279 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
10281 PR middle-end/36106
10282 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
10283 integral type rather than floating point, then VIEW_CONVERT_EXPR
10284 to the floating point type.
10286 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
10288 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
10289 TFmode op0 to register.
10291 2008-05-07 Alan Modra <amodra@bigpond.net.au>
10293 * c-decl.c (grokdeclarator): Comment typo.
10295 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
10297 * tree-flow.h: Remove prototype for computed_goto_p.
10298 * tree-cfg.c (computed_goto_p): Make static.
10300 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
10303 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
10304 (contains_aligned_value_p): This. Handle _Decimal128.
10305 (ix86_function_arg_boundary): Only align _Decimal128 to its
10306 natural boundary and handle it properly.
10308 2008-05-06 Martin Jambor <mjambor@suse.cz>
10310 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
10311 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
10312 (ipcp_method_set_orig_node): Removed.
10313 (ipcp_cval_get_cvalue_type): Removed.
10314 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
10315 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
10316 (ipcp_cval_set_cvalue_type): Removed.
10317 (ipcp_cval_get_cvalue): Removed.
10318 (ipcp_cval_set_cvalue): Removed.
10319 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
10320 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
10321 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
10322 (ipcp_cval_meet): Renamed to ipa_lattice_meet
10323 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
10324 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
10325 (ipcp_get_ith_lattice): Changed parameters.
10326 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
10327 (ipcp_lattice_from_jfunc): Changed parameters.
10328 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
10329 (ipcp_method_cval_print): Added temporary variable info.
10330 (ipcp_redirect): Removed already unused local variable caller.
10331 (ipcp_redirect): New temporary variable orig_callee_info
10332 (ipcp_redirect): Removed newly unused local variable callee.
10333 (ipcp_redirect): Removed (a bit confusing) local variable type.
10334 (ipcp_insert_stage): Added local variable info.
10335 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
10337 (ipcp_formal_create): Removed.
10338 (ipcp_method_cval_set): Removed.
10339 (ipcp_propagate_stage): Renamed lattice variables.
10340 (ipcp_method_cval_set_cvalue_type): Removed.
10341 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
10342 (ipcp_print_all_lattices): Changed printed strings to refer to
10343 lattices rather than cvals.
10344 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
10345 (ipcp_propagate_const): Changed formal parameters.
10346 (build_const_val): Changed formal parameters.
10347 (ipcp_insert_stage): Removed useless variable cvalue
10348 (build_const_val): Changed formal parameters.
10349 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
10350 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
10351 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
10352 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
10353 (ipcp_print_func_profile_counts): Changed string from "method" to
10355 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
10356 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
10357 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
10358 (ipcp_structures_print): Renamed to ipcp_print_all_structures
10359 (ipcp_profile_print): Renamed to ipcp_print_profile_data
10360 (ipcp_lat_is_const): Changed parameters and made inline.
10361 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
10362 (ipcp_redirect): Renamed to ipcp_need_redirect_p
10363 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
10364 the predicate condition directly
10365 (ipcp_propagate_stage): Added local variable args. Removed local
10366 variable callee. (Both are mere code simplifications.)
10367 (ipcp_method_dont_insert_const): Renamed to
10368 ipcp_node_not_modifiable_p.
10369 (ipcp_node_not_modifiable_p): Made inline.
10370 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
10371 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
10372 (ipcp_print_all_lattices): Removed variable cvalue
10373 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
10376 2008-05-06 Olivier Hainque <hainque@adacore.com>
10378 * tree-sra.c (try_instantiate_multiple_fields): Early return
10379 if field has POINTER_TYPE.
10381 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
10383 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
10384 by using 'q' specifier for instruction.
10385 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
10387 2008-05-06 Anatoly Sokolov <aesok@post.ru>
10389 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
10390 Change mode of zero_extract from QImode to HImode.
10391 (sign bit tests peepholes): (Ditto.).
10393 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
10395 * config/i386/mmx.md: Remove double backslashes from asm templates.
10396 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
10397 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10398 to handle nonimmediate operands.
10399 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
10400 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10401 to handle nonimmediate operands.
10402 (*mmx_<code>v2sf3_finite): New insn pattern.
10403 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
10404 (mmx_<code>v2sf3): New expander. Use
10405 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10406 (mmx_<plusminus_insn><mode>3): New expander. Use
10407 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10408 (*mmx_<plusminus_insn><mode>3): New insn pattern.
10409 (mmx_add<mode>3): Removed.
10410 (mmx_ssadd<mode>3): Ditto.
10411 (mmx_usadd<mode>3): Ditto.
10412 (mmx_sub<mode>3): Ditto.
10413 (mmx_sssub<mode>3): Ditto.
10414 (mmx_ussub<mode>3): Ditto.
10415 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
10416 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
10417 to handle nonimmediate operands.
10418 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
10420 (mmx_smulv4hi3_highpart): New expander. Use
10421 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10422 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
10424 (mmx_umulv4hi3_highpart): New expander. Use
10425 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10426 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
10427 (mmx_<code>v4hi3): New expander. Use
10428 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10429 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
10430 (mmx_<code>v8qi3): New expander. Use
10431 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10432 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
10433 (mmx_<code><mode>3): New expander. Use
10434 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10436 2008-05-05 Jan Hubicka <jh@suse.cz>
10438 PR tree-optimization/36118
10439 * passes.c (pass_init_dump_file): Fix dump header.
10441 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10443 PR middle-end/36141
10444 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
10445 VCE for function decls.
10447 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10449 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
10451 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10453 * config/i386/i386.md (sat_plusminus): New.
10454 (plusminus_insn): Likewise.
10455 (plusminus_mnemonic): Likewise.
10457 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
10458 (*<addsub><mode>3_cc_overflow): Renamed to ...
10459 (*<plusminus_insn><mode>3_cc_overflow): This.
10460 (*<addsub>si3_zext_cc_overflow): Renamed to ...
10461 (*<plusminus_insn>si3_zext_cc_overflow): This.
10463 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
10464 (<plusminus_insn><mode>3): This.
10465 (*<addsub><mode>3): Renamed to ...
10466 (*<plusminus_insn><mode>3): This.
10467 (<sse>_vm<addsub><mode>3): Renamed to ...
10468 (<sse>_vm<plusminus_insn><mode>3): This.
10469 (sse3_h<addsub>v4sf3): Renamed to ...
10470 (sse3_h<plusminus_insn>v4sf3): This.
10471 (sse3_h<addsub>v2df3): Renamed to ...
10472 (sse3_h<plusminus_insn>v2df3): This.
10473 (<plusminus_insn><mode>3): New.
10474 (*<plusminus_insn><mode>3): Likewise.
10475 (sse2_<plusminus_insn><mode>3): Likewise.
10476 (add<mode>): Removed.
10477 (*add<mode>3): Likewise.
10478 (sse2_ssadd<mode>3): Likewise.
10479 (sse2_usadd<mode>3): Likewise.
10480 (sub<mode>3): Likewise.
10481 (*sub<mode>3): Likewise.
10482 (sse2_sssub<mode>3): Likewise.
10483 (sse2_ussub<mode>3): Likewise.
10485 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
10487 * gthr-single.h: Add in required interface elements as per gthr.h.
10488 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
10489 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
10490 Generalize UNUSED macro.
10491 (__gthread_once): Add.
10492 (__gthread_key_create): Add.
10493 (__gthread_key_delete): Add.
10494 (__gthread_getspecific): Add.
10495 (__gthread_setspecific): Add.
10497 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
10499 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
10500 the same size types for the indirect reference on the rhs, then
10503 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
10505 * config/i386/i386.md
10506 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
10507 one insn template instead of template series.
10508 (*xordi_1_rex64): Ditto.
10509 (*xordi_2_rex64): Ditto.
10511 2008-05-05 Ira Rosen <irar@il.ibm.com>
10513 PR tree-optimization/36119
10514 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
10517 2008-06-04 Jan Hubicka <jh@suse.cz>
10519 tree-optimization/36100
10520 * tree-pass.h (pass_O0_always_inline): Declare.
10521 * ipa-inline.c (inline_transform): Remove dead code.
10522 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
10523 pass_O0_always_inline): New.
10524 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
10526 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
10528 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
10529 mnemonic in this_param move for TARGET_64BIT.
10531 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
10533 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
10534 (*strmovsi_rex_1): Ditto.
10535 (*strsetsi_1): Ditto.
10536 (*strsetsi_rex_1): Ditto.
10538 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
10539 adddicc expanders using SWI mode iterator.
10541 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
10544 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
10547 2008-05-04 David S. Miller <davem@davemloft.net>
10549 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
10550 (sparc*-*-linux*): Use linux.h in tm_file.
10551 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
10552 compiler defaulting to 32-bit.
10553 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
10555 * config/sparc/linux.h: Remove definitions now obtained
10556 properly from linux.h
10557 * config/sparc/linux64.h: Likewise.
10558 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
10559 don't want this setting for 32-bit builds in a biarch compiler.
10560 * doc/install.texi: Add sparc-linux to list of targets
10561 supporting --enable-targets=all.
10563 2008-05-03 Andrew Pinski <pinskia@gmail.com>
10565 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
10567 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
10569 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
10570 after V4SI_FTYPE_V8HI.
10571 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
10572 case V4SI_FTYPE_V2DF.
10574 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
10576 * doc/invoke.texi (max-flow-memory-locations): Removed.
10577 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
10579 2008-05-03 Richard Guenther <rguenther@suse.de>
10581 PR middle-end/34973
10582 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
10584 2008-05-02 David S. Miller <davem@davemloft.net>
10586 * config.gcc (need_64bit_hwint): Document libcpp dependency.
10588 2008-05-02 Simon Baldwin <simonb@google.com>
10591 * c-common.h (warn_array_subscript_range): Removed.
10592 * c-common.c (warn_array_subscript_range): Ditto.
10593 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
10594 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
10596 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10598 * config/i386/i386.c (ix86_special_builtin_type): New.
10599 (bdesc_special_args): Likewise.
10600 (ix86_expand_special_args_builtin): Likewise.
10601 (ix86_init_mmx_sse_builtins): Updated.
10602 (ix86_expand_builtin): Updated.
10603 (ix86_expand_store_builtin): Removed.
10604 (ix86_expand_unop_builtin): Likewise.
10606 * config/i386/mm3dnow.h (__v2sf): Moved to ...
10607 * config/i386/mmintrin.h (__v2sf): Here.
10609 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
10611 (_mm_loadl_pi): Likewise.
10612 (_mm_storeh_pi): Replace __v2si with __v2sf.
10613 (_mm_storel_pi): Likewise.
10615 * doc/extend.texi: Correct __builtin_ia32_loadhps,
10616 __builtin_ia32_loadlps, __builtin_ia32_storehps,
10617 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
10618 __builtin_ia32_loadlpd.
10620 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10622 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
10623 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
10624 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
10625 (ix86_init_mmx_sse_builtins): Updated.
10626 (ix86_expand_args_builtin): Likewise.
10627 (ix86_expand_builtin): Likewise.
10628 (ix86_expand_unop1_builtin): Renamed to ...
10629 (ix86_expand_unop_vec_merge_builtin): This.
10631 2008-05-01 Jan Hubicka <jh@suse.cz>
10634 * ipa-inline.c (inline_generate_summary): Make static.
10635 (inline_transform): Do not call inlining at -O0; make static.
10636 * passes.c (execute_todo): Add sanity check.
10637 (execute_one_ipa_transform_pass): Execute proper flags.
10639 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
10641 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
10642 (DECL_NONADDRESSABLE_P): Likewise.
10643 * alias.c (record_component_aliases): Fix comment.
10645 2008-05-01 Simon Baldwin <simonb@google.com>
10647 * c-common.h (warn_array_subscript_range): New function.
10648 * c-common.c (warn_array_subscript_range): Ditto.
10649 * tree-vrp.c (check_array_ref): Corrected code to agree with
10650 comment, ignoring only arrays of size 0 or size 1.
10651 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
10653 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10655 * config/i386/i386.c (ix86_builtin_type): Replace
10656 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
10657 (bdesc_args): Updated.
10658 (ix86_init_mmx_sse_builtins): Likewise.
10659 (ix86_expand_args_builtin): Likewise.
10661 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
10664 * doc/extend.texi: Correct __builtin_ia32_palignr.
10666 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10669 * config/i386/i386.c (bdesc_crc32): Removed.
10670 (ix86_expand_crc32): Likewise.
10671 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
10672 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
10673 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
10674 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
10675 UINT_FTYPE_UINT_UCHAR.
10676 (bdesc_args): Updated. Add crc32 builtins.
10677 (ix86_init_mmx_sse_builtins): Updated.
10678 (ix86_expand_args_builtin): Updated to support subreg.
10680 * doc/extend.texi: Correct __builtin_ia32_crc32di.
10682 2008-05-01 Jan Hubicka <jh@suse.cz>
10684 * tree-pass.h (opt_pass): Add IPA_PASS.
10685 (varpool_node, cgraph_node): Forward declare.
10686 (ipa_opt_pass): Define.
10687 (pass_ipa_inline): Turn into ipa_opt_pass.
10688 (pass_apply_inline): Remove.
10689 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
10690 (apply_inline): Turn into ....
10691 (inline_transform): ... this one.
10692 (inline_generate_summary): New function.
10693 (pass_apply_inline): Remove.
10694 * function.h (ipa_opt_pass): Forward declare structure; typedef;
10696 (struct function): Add ipa_transforms_to_apply.
10697 * passes.c (register_one_dump_file): Work on IPA_PASS.
10698 (init_optimization_passes): Remove pass_inline_parameters and
10700 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
10701 (execute_one_pass) ... here; apply transforms when possible.
10702 (add_ipa_transform_pass, execute_ipa_summary_asses,
10703 execute_one_ipa_transform_pass): New.
10704 (execute_ipa_pass_list): Update for IPA_PASS type.
10706 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10708 * config/i386/i386.c (ix86_builtin_type): Add
10709 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
10710 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
10711 (bdesc_args): Add SSE4a builtins.
10712 (ix86_init_mmx_sse_builtins): Updated.
10713 (ix86_expand_args_builtin): Likewise.
10714 (ix86_expand_builtin): Likewise.
10716 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10718 * config/i386/i386.c (ix86_builtin_type): Add
10719 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
10720 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
10721 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
10722 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
10723 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
10724 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
10725 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
10726 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
10727 and DI_FTYPE_DI_DI_INT.
10728 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
10729 (ix86_init_mmx_sse_builtins): Updated.
10730 (ix86_expand_args_builtin): Likewise.
10731 (ix86_expand_builtin): Likewise.
10732 (ix86_expand_binop_imm_builtin): Removed.
10734 * doc/extend.texi: Correct __builtin_ia32_palignr128.
10736 2008-04-30 Richard Guenther <rguenther@suse.de>
10738 PR tree-optimization/32921
10739 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
10741 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
10743 * config/arm/arm.c (arm_unwind_emit): Use
10744 crtl->all_throwers_are_sibcalls instead of
10745 cfun->all_throwers_are_sibcalls.
10746 (arm_output_fn_unwind): Likewise.
10747 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
10748 instead of cfun->uses_pic_offset_table.
10749 (frv_expand_prologue): Likewise.
10750 (frv_frame_pointer_required): Likewise.
10751 (frv_expand_fdpic_call): Likewise.
10752 (frv_emit_movsi): Likewise.
10753 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
10754 cfun->returns_pcc_struct instead of
10755 current_function_returns_pcc_struct.
10756 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
10757 instead of cfun->calls_eh_return.
10758 (m32c_pushm_popm): Likewise.
10759 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
10760 "extern" declaration.
10762 2008-04-30 Richard Guenther <rguenther@suse.de>
10764 PR tree-optimization/21636
10765 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
10767 (evaluate_stmt): Print the likely value.
10768 (ccp_visit_stmt): Avoid excessive vertical spacing.
10770 2008-04-30 Rafael Espindola <espindola@google.com>
10772 * builtins.c (fold_call_expr): Return realret.
10773 * tree-ssa-threadedge.c
10774 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
10775 __builtin_object_size.
10777 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
10779 * gcc.c (wrapper_string): New variable.
10780 (insert_wrapper): New function.
10781 (execute): New option -wrapper.
10782 * doc/invoke.texi (Overall Options): New driver option -wrapper.
10784 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
10786 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
10787 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
10788 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
10790 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
10791 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
10792 config/rs6000/e500crtres64gprctr.asm,
10793 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
10794 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
10795 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
10796 config/rs6000/e500crtsav64gprctr.asm,
10797 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
10798 config/rs6000/e500crtsavg64gprctr.asm: New files.
10799 * config/rs6000/t-ppccomm: Add build rules for new files.
10800 (LIB2FUNCS_STATIC_EXTRA): Add new files.
10801 * config/rs6000/t-netbsd: Add build rules for new files.
10802 (LIB2FUNCS_STATIC_EXTRA): New variable.
10803 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
10804 (CRTSAVRES_DEFAULT_SPEC): Likewise.
10805 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
10807 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
10809 * config/i386/i386.c (ix86_builtin_type): Add
10810 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
10811 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
10812 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
10813 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
10814 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
10815 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
10816 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
10817 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
10818 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
10819 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
10820 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
10821 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
10822 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
10823 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
10824 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
10825 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
10826 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
10827 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
10828 V1DI_FTYPE_V2SI_V2SI.
10829 (bdesc_2arg): Moved to ...
10830 (bdesc_args): Here.
10831 (ix86_init_mmx_sse_builtins): Updated.
10832 (ix86_expand_args_builtin): Updated. Take a pointer
10833 to const struct builtin_description. Handle comparison
10835 (ix86_expand_sse_compare): Take a new argument for swapping operands.
10836 (ix86_expand_builtin): Updated.
10838 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
10839 (ssse3_pmaddubsw128): This.
10840 (ssse3_pmaddubswv4hi3): Renamed to ...
10841 (ssse3_pmaddubsw): This.
10843 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
10844 (__builtin_ia32_packssdw128): Likewise.
10845 (__builtin_ia32_packuswb128): Likewise.
10846 (__builtin_ia32_pmaddubsw): Likewise.
10847 (__builtin_ia32_pmaddubsw128): Likewise.
10849 2008-04-30 Richard Guenther <rguenther@suse.de>
10851 PR tree-optimization/14847
10852 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
10853 (recognize_bits_test): Use it.
10854 (recognize_single_bit_test): Likewise.
10856 2008-04-30 Martin Jambor <mjambor@suse.cz>
10858 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
10859 instead of setting number of formal parameters to zero.
10860 (ipcp_init_stage): Do not set the number of actual parameters to zero
10862 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
10863 which are called with variable number of arguments.
10864 (ipcp_insert_stage): Explicitely skipping all nodes which are
10865 called with variable number of arguments.
10866 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
10867 number of parameters.
10869 * ipa-prop.h (struct ipa_node_params): Added flag
10870 called_with_var_arguments
10871 (ipa_set_param_count): Added. Changed sole setter to use it.
10872 (ipa_get_param_count): Added. All readers of param_count
10873 converted to use it instead.
10874 (ipa_set_called_with_variable_arg): Added.
10875 (ipa_is_called_with_var_arguments): Added.
10876 (ipa_get_ith_param): Added. All readers of param_decls converted
10878 (ipa_set_cs_argument_count): Added, sole writer to argument_count
10880 (ipa_get_cs_argument_count): Added, all readers of argument_count
10882 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
10885 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
10886 (struct ipcp_lattice): Renamed cval_type to type
10887 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
10889 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
10890 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
10891 (ipcp_insert_stage): Changed the type of variable cvalue to tree
10892 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
10893 (build_const_val): Changed the type of parameter cvalue to tree
10894 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
10895 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
10897 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
10900 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
10901 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
10902 (ipa_add_method): Renamed to ipa_push_func_to_list
10903 (ipa_remove_method): Renamed to ipa_pop_func_from_list
10904 (ipa_callsite_param_count): Removed.
10905 (ipa_callsite_param_count_set): Removed.
10906 (ipa_callsite_param): Removed.
10907 (ipa_callsite_callee): Removed.
10908 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
10909 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
10910 (ipa_method_formal_count): Removed.
10911 (ipa_method_formal_count_set): Removed.
10912 (ipa_method_get_tree): Removed.
10913 (ipa_method_tree_map_create): Removed.
10914 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
10915 (ipa_create_param_decls_array): Creates the array itself
10916 (ipa_create_param_decls_array): Temporary variable info instead of
10917 a few dereferences.
10918 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
10919 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
10920 (get_type): Removed.
10921 (ipa_jf_get_info_type): Removed.
10922 (ipa_node_create): Renamed to ipa_create_node_params
10923 (ipa_free): Renamed to ipa_free_all_node_params
10924 (ipa_nodes_create): Renamed to ipa_create_all_node_params
10925 (ipa_edges_create): Renamed to ipa_create_all_edge_args
10926 (ipa_edges_free): Renamed to ipa_free_all_edge_args
10927 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
10928 (ipa_free_all_node_params): Deallocation to jump_functions moved to
10929 ipa_free_all_edge_args
10930 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
10931 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
10932 (ipa_create_methodlist_node): Removed.
10933 (ipa_methodlist_method): Removed.
10934 (ipa_methodlist_method_set): Removed.
10935 (ipa_methodlist_next_method): Removed.
10936 (ipa_methodlist_next_method_set): Removed.
10937 (ipa_method_is_modified): Removed.
10938 (ipa_method_modify_create): Removed.
10939 (ipa_method_modify_init): Temporary variable info instead of a few
10941 (ipa_detect_param_modifications): Temporary variable info instead of
10942 a few dereferences.
10943 (ipa_compute_jump_functions): Temporary variable info instead of
10944 a few dereferences.
10945 (ipa_method_modify_set): Removed.
10946 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
10947 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
10948 than craph_node as the first parameter.
10949 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
10950 (ipa_method_modify_init): Removed.
10951 (ipa_compute_jump_functions): Added a temp variable instead of
10952 repeatadly dereferencing the cgraph_edge.aux pointer
10953 (ipa_callsite_param_set_type): Removed.
10954 (ipa_compute_jump_functions): i renamed to index and moved to
10956 (ipa_callsite_param_set_info_type_formal): Removed.
10957 (ipa_callsite_param_set_info_type): Removed.
10958 (ipa_callsite_param_map_create): Removed.
10959 (ipa_callsite_tree): Removed.
10960 (ipa_callsite_caller): Removed.
10961 (ipa_pop_func_from_list): return_method removed to return_func
10963 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
10964 prefixed all values with IPA_. Changed all users.
10965 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
10966 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
10967 and FORMAL_IPATYPE IPA_PASS_THROUGH.
10968 (union parameter_info): Renamed to jump_func_value.
10969 (union jump_func_value): Renamed value to constant
10970 (struct ipa_jump_func): Renamed info_type to value
10971 (struct ipa_node): Renamed to ipa_node_params
10972 (struct ipa_node_params): Renamed ipa_arg_num to param_count
10973 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
10974 (struct ipa_node_params): Renamed ipa_mod to modified_flags
10975 (struct ipa_edge): Renamed to ipa_edge_args
10976 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
10977 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
10978 (struct ipa_methodlist): Renamed to ipa_func_list
10979 (struct ipa_func_list): method_p renamed to node, next_method
10981 (ipa_methodlist_p): Removed, switched all users to struct pointer
10982 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
10984 2008-04-30 Alan Modra <amodra@bigpond.net.au>
10986 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
10987 (rs6000_emit_epilogue): Use backchain to restore only when we
10988 have a large frame. Make use of frame pointer to restore if we
10989 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
10991 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
10993 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
10994 Add mode to zero_extract.
10995 (sign bit tests peepholes): (Ditto.).
10997 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
10999 * config/i386/i386.c (ix86_builtins): Replace Prescott New
11000 Instructions in comments with SSE3.
11001 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
11002 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
11003 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
11004 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
11005 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
11006 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
11007 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
11008 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
11009 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
11010 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
11011 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
11012 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
11013 (bdesc_sse_args): Renamed to ...
11014 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
11015 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
11016 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
11017 IX86_BUILTIN_FABSQ.
11018 (bdesc_1arg): Moved to ...
11019 (bdesc_args): Here.
11020 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
11021 Instructions in comments with SSE3.
11022 (ix86_expand_sse_operands_builtin): Renamed to ...
11023 (ix86_expand_args_builtin): This. Updated.
11024 (ix86_expand_unop1_builtin): Update comments.
11025 (ix86_expand_builtin): Updated.
11027 2008-04-29 Richard Guenther <rguenther@suse.de>
11029 PR tree-optimization/36078
11030 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
11031 Update virtual SSA form after cleaning up the CFG.
11033 2008-04-29 Richard Guenther <rguenther@suse.de>
11035 PR middle-end/15255
11036 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
11038 2008-04-29 Richard Guenther <rguenther@suse.de>
11040 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
11041 (compute_may_aliases): Do not call finalize_ref_all_pointers.
11042 (compute_flow_insensitive_aliasing): Do not treat
11043 PTR_IS_REF_ALL pointers special.
11044 (get_smt_for): Likewise.
11045 (may_alias_p): Re-structure.
11046 (is_escape_site): A ref-all pointer conversion is not an escape site.
11047 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
11048 PTR_IS_REF_ALL pointers special.
11049 * tree-ssa-structalias.h (struct alias_info): Remove
11050 ref_all_symbol_mem_tag field.
11051 (PTR_IS_REF_ALL): Remove.
11053 2008-04-29 Richard Guenther <rguenther@suse.de>
11055 PR middle-end/36077
11056 * fold-const.c (extract_muldiv_1): In combining division constants
11057 make sure to never overflow.
11059 2008-04-29 Nick Clifton <nickc@redhat.com>
11061 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
11063 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11066 * optc-gen.awk: Work around HP-UX/IA awk bug.
11068 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
11070 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
11073 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
11076 * config/i386/i386.md
11077 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
11078 Change operand 1 predicate to nonimmediate_operand.
11080 2008-04-28 Jakub Jelinek <jakub@redhat.com>
11083 * dwarf2out.c (struct die_struct): Mark as chain_circular through
11085 * gengtype.c (walk_type, write_func_for_structure): Handle
11087 * doc/gty.texi: Document chain_circular.
11089 2008-04-28 Richard Guenther <rguenther@suse.de>
11091 PR tree-optimization/36066
11092 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
11095 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
11098 * config/i386/i386.md
11099 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
11100 Use match_scratch instead of match_operand for operands 3 and 4.
11102 2008-04-27 Richard Guenther <rguenther@suse.de>
11104 PR tree-optimization/18754
11105 PR tree-optimization/34223
11106 * tree-pass.h (pass_complete_unrolli): Declare.
11107 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
11108 loop size before and after unconditionally of UL_NO_GROWTH in effect.
11109 Rewrite loop into loop closed SSA form if it is not already.
11110 (tree_unroll_loops_completely): Re-structure to iterate over
11111 innermost loops with intermediate CFG cleanups.
11112 Unroll outermost loops only if requested or the code does not grow
11114 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
11115 loops are available.
11116 (tree_vectorize): Instead do so here.
11117 (tree_complete_unroll): Also unroll outermost loops.
11118 (tree_complete_unroll_inner): New function.
11119 (gate_tree_complete_unroll_inner): Likewise.
11120 (pass_complete_unrolli): New pass.
11121 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
11122 uses outside of the loop.
11123 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
11124 form if it is available.
11125 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
11126 * passes.c (init_optimization_passes): Schedule complete inner
11127 loop unrolling pass before the first CCP pass after final inlining.
11129 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
11131 * targhooks.h (default_emutls_var_fields,
11132 default_emutls_var_init): Declare.
11133 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
11134 * target.h (struct gcc_target): Add struct emutls member.
11135 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
11136 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
11137 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
11138 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
11139 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
11140 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
11141 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
11142 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
11143 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
11144 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
11145 emit debug information.
11146 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
11147 * varasm.c: Include targhooks.h.
11148 (emutls_object_section, emutls_tmpl_section): New.
11149 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
11150 (EMUTLS_SEPARATOR): New.
11151 (prefix_name): New.
11152 (get_emutls_object_name): New.
11153 (default_emutls_var_fields): New, broken out of ...
11154 (get_emutls_object_type): ... here. Adjust to use target hooks.
11155 (get_emutls_init_templ_addr): Adjust to use target hooks.
11156 (emutls_decl): Adjust to use target hooks.
11157 (emutls_finish): Likewise.
11158 (default_emutls_var_init): New, broken out of ...
11159 (assemble_variable): ... here. Adjust to use target hooks.
11160 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
11161 SECCAT_EMUTLS_TMPL.
11162 * c-common.c (handle_section_attribute): Prevent overriding
11163 sections for emulated tls with special sections.
11164 * config/i386/i386.c (x86_64_elf_select_section): Add
11165 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
11166 (x86_64_elf_unique_section): Likewise.
11167 * config/vxworks.c: Include tree.h.
11168 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
11169 (vxworks_override_options): Set TLS scheme.
11170 * doc/tm.texi (Emulated TLS): New node.
11172 2008-04-26 Simon Baldwin <simonb@google.com>
11175 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
11176 with propagated string constants.
11178 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
11180 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
11181 constraint for operand 2 when operand 0 is memory operand.
11182 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
11183 operand 0 is memory operand.
11184 (fix_trunc<mode>_i387_with_temp): Ditto.
11185 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
11186 operand 2 when operand 1 is memory operand.
11187 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
11188 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
11189 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
11190 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
11191 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
11192 operands 2,3 and 4 when operand 1 is memory operand.
11193 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
11195 (fistdi2_floor_with_temp): Ditto.
11196 (fist<mode>2_floor_with_temp): Ditto.
11197 (fistdi2_ceil_with_temp): Ditto.
11198 (fist<mode>2_ceil_with_temp): Ditto.
11199 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
11201 2008-04-26 David Daney <ddaney@avtrex.com>
11203 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
11205 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
11206 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11207 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11208 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
11209 (compare_and_swap_12): New insn.
11210 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
11211 * config/mips/mips.c (mips_force_binary): New function.
11212 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
11213 (mips_expand_compare_and_swap_12): New function.
11214 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
11216 2008-04-25 Jan Hubicka <jh@suse.cz>
11219 * cfgexpand.c (pass_expand): Turn into RTL pass.
11220 * passes.c (execute_one_pass): Do pass typechecking after execution.
11221 * tree-pass.h (pass_expand): Turn into RTL pass.
11223 * function.h (struct rtl_data): Move here fields
11224 accesses_prior_frames, calls_eh_return, saves_all_registers,
11225 has_nonlocal_goto, has_asm_statement, is_thunk,
11226 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
11227 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
11228 arg_pointer_save_area_init from struct function; turn into bool.
11229 (struct function): Move
11230 calls_eh_return, saves_all_registers, has_nonlocal_goto,
11231 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
11232 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
11233 tail_call_emit, arg_pointer_save_area_init
11234 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
11235 (current_function_returns_struct, current_function_returns_pcc_struct,
11236 current_function_calls_setjmp, current_function_calls_alloca,
11237 current_function_accesses_prior_frames,
11238 current_function_calls_eh_return, current_function_is_thunk,
11239 current_function_stdarg, current_function_profile,
11240 current_function_limit_stack, current_function_uses_pic_offset_table,
11241 current_function_uses_const_pool, current_function_has_nonlocal_label,
11242 current_function_saves_all_registers,
11243 current_function_has_nonlocal_goto,
11244 current_function_has_asm_statement): Remove accesor macros.
11245 * ra-conflict.c (global_conflicts): Update.
11246 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
11247 (suitable_for_tail_call_opt_p): Update.
11248 * builtins.c (expand_builtin_return_addr): Update.
11249 (expand_builtin_setjmp_setup): Update.
11250 (expand_builtin_nonlocal_goto): Update.
11251 * final.c (final_start_function): Update.
11252 (profile_function): Update.
11253 (leaf_function_p): Update.
11254 (only_leaf_regs_used): Update.
11255 * df-scan.c (df_get_exit_block_use_set): Update.
11256 * dojump.c (clear_pending_stack_adjust): Update.
11257 * tree-stdarg.c (gate_optimize_stdarg): Update.
11258 * gimple-low.c (lower_function_body): Update.
11259 * global.c (compute_regsets): Update.
11260 (global_alloc): Update.
11261 * dwarf2out.c (dwarf2out_begin_prologue): Update.
11262 * expr.c (expand_assignment): Update.
11263 * dse.c (dse_step0): Update.
11264 (dse_step1): Update.
11265 * c-decl.c (store_parm_decls): Update.
11266 * local-alloc.c (combine_regs): Update.
11267 (find_free_reg): Update.
11268 * function.c (assign_parms_augmented_arg_list): Update.
11269 (assign_parm_find_data_types): Update.
11270 (assign_parms): Update.
11271 (allocate_struct_function): Update.
11272 (expand_function_start): Update.
11273 (expand_function_end): Update.
11274 (get_arg_pointer_save_area): Update.
11275 (thread_prologue_and_epilogue_insns): Update.
11276 (rest_of_match_asm_constraints): Update.
11277 * stor-layout.c (variable_size): Update.
11278 * gcse.c (gcse_main): Update.
11279 (bypass_jumps): Update.
11280 * gimplify.c (gimplify_function_tree): Update.
11281 * calls.c (emit_call_1): Update.
11282 (expand_call): Update.
11283 * bt-load.c (compute_defs_uses_and_gen): Update.
11284 * except.c (sjlj_assign_call_site_values): Update.
11285 (sjlj_emit_function_enter): Update.
11286 (can_throw_external): Update.
11287 (set_nothrow_function_flags): Update.
11288 (expand_builtin_unwind_init): Update.
11289 (expand_eh_return): Update.
11290 (convert_to_eh_region_ranges): Update.
11291 (output_function_exception_table): Update.
11292 * emit-rtl.c (gen_tmp_stack_mem): Update.
11293 * cfgexpand.c (expand_used_vars): Update.
11294 (tree_expand_cfg): Update.
11295 * cfgcleanup.c (rest_of_handle_jump): Update.
11296 * explow.c (allocate_dynamic_stack_space): Update.
11297 * varasm.c (assemble_start_function): Update.
11298 (force_const_mem): Update.
11299 (mark_constant_pool): Update.
11300 * tree-optimize.c (tree_rest_of_compilation): Update.
11301 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
11302 * tree-cfg.c (notice_special_calls): Update.
11303 (is_ctrl_altering_stmt): Update.
11304 (tree_can_make_abnormal_goto): Update.
11305 (tree_purge_dead_abnormal_call_edges): Update.
11306 * config/alpha/predicates.md: Update.
11307 * config/alpha/alpha.c (alpha_sa_mask): Update.
11308 (alpha_sa_size): Update.
11309 (alpha_does_function_need_gp): Update.
11310 (alpha_expand_prologue): Update.
11311 (alpha_start_function): Update.
11312 (alpha_output_function_end_prologue): Update.
11313 (alpha_expand_epilogue): Update.
11314 * config/frv/frv.c (frv_stack_info): Update.
11315 (frv_expand_epilogue): Update.
11316 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
11317 (s390_register_info): Update.
11318 (s390_frame_info): Update.
11319 (s390_init_frame_layout): Update.
11320 (s390_can_eliminate): Update.
11321 (save_gprs): Update.
11322 * config/spu/spu.c (spu_split_immediate): Update.
11323 (need_to_save_reg): Update.
11324 (spu_expand_prologue): Update.
11325 (spu_expand_epilogue): Update.
11326 * config/sparc/sparc.md: Update.
11327 * config/sparc/sparc.c (eligible_for_return_delay): Update.
11328 (sparc_tls_got): Update.
11329 (legitimize_pic_address): Update.
11330 (sparc_emit_call_insn): Update.
11331 (sparc_expand_prologue): Update.
11332 (output_return): Update.
11333 (print_operand): Update.
11334 (sparc_function_ok_for_sibcall): Update.
11335 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
11336 * config/m32r/m32r.md: Update.
11337 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
11338 (m32r_compute_frame_size): Update.
11339 (m32r_expand_prologue): Update.
11340 (m32r_expand_epilogue): Update.
11341 (m32r_legitimize_pic_address): Update.
11342 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
11343 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
11344 * config/i386/i386.c (ix86_frame_pointer_required): Update.
11345 (gen_push): Update.
11346 (ix86_save_reg): Update.
11347 (ix86_compute_frame_layout): Update.
11348 (ix86_expand_prologue): Update.
11349 (ix86_expand_epilogue): Update.
11350 * config/sh/sh.c (output_stack_adjust): Update.
11351 (calc_live_regs): Update.
11352 (sh5_schedule_saves): Update.
11353 (sh_expand_prologue): Update.
11354 (sh_expand_epilogue): Update.
11355 (sh_setup_incoming_varargs): Update.
11356 (sh_allocate_initial_value): Update.
11357 (sh_get_pr_initial_val): Update.
11358 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
11359 * config/sh/sh.md (label:): Update.
11360 * config/avr/avr.c (out_movhi_mr_r): Update.
11361 * config/crx/crx.h (enum): Update.
11362 * config/xtensa/xtensa.h (along): Update.
11363 * config/stormy16/stormy16.c Update.
11364 (xstormy16_compute_stack_layout): Update.
11365 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
11366 (fr30_expand_prologue): Update.
11367 * config/cris/cris.c (cris_conditional_register_usage): Update.
11368 (cris_reg_saved_in_regsave_area): Update.
11369 (cris_initial_frame_pointer_offset): Update.
11370 (cris_simple_epilogue): Update.
11371 (cris_expand_prologue): Update.
11372 (cris_expand_epilogue): Update.
11373 (cris_expand_pic_call_address): Update.
11374 (cris_asm_output_symbol_ref): Update.
11375 (cris_asm_output_label_ref): Update.
11376 * config/cris/cris.md Update.
11377 * config/iq2000/iq2000.c (compute_frame_size): Update.
11378 (iq2000_expand_epilogue): Update.
11379 * config/mt/mt.h (save_direction): Update.
11380 * config/mn10300/mn10300.c (mn10300_function_value): Update.
11381 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
11382 (ia64_secondary_reload_class): Update.
11383 * config/m68k/m68k.c (m68k_save_reg): Update.
11384 (m68k_expand_prologue): Update.
11385 (m68k_expand_epilogue): Update.
11386 (legitimize_pic_address): Update.
11387 * config/rs6000/rs6000.c (rs6000_got_register): Update.
11388 (first_reg_to_save): Update.
11389 (first_altivec_reg_to_save): Update.
11390 (compute_vrsave_mask): Update.
11391 (compute_save_world_info): Update.
11392 (rs6000_stack_info): Update.
11393 (spe_func_has_64bit_regs_p): Update.
11394 (rs6000_ra_ever_killed): Update.
11395 (rs6000_emit_eh_reg_restore): Update.
11396 (rs6000_emit_allocate_stack): Update.
11397 (rs6000_emit_prologue): Update.
11398 (rs6000_emit_epilogue): Update.
11399 (rs6000_output_function_epilogue): Update.
11400 (output_profile_hook): Update.
11401 (rs6000_elf_declare_function_name): Update.
11402 * config/rs6000/rs6000.h (rs6000_args): Update.
11403 * config/rs6000/rs6000.md: Update.
11404 * config/mcore/mcore.c (mcore_expand_prolog): Update.
11405 * config/arc/arc.c (arc_output_function_epilogue): Update.
11406 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
11407 * config/darwin.c (machopic_function_base_name): Update.
11408 * config/score/score3.c (score3_compute_frame_size): Update.
11411 (score3_epilogue): Update.
11412 * config/score/score7.c (score7_compute_frame_size): Update.
11413 (score7_prologue): Update.
11414 (score7_epilogue): Update.
11415 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
11416 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
11417 * config/arm/arm.c (use_return_insn): Update.
11418 (require_pic_register): Update.
11419 (arm_load_pic_register): Update.
11420 (arm_compute_save_reg0_reg12_mask): Update.
11421 (arm_compute_save_reg_mask): Update.
11422 (thumb1_compute_save_reg_mask): Update.
11423 (output_return_instruction): Update.
11424 (arm_output_function_prologue): Update.
11425 (arm_output_epilogue): Update.
11426 (arm_get_frame_offsets): Update.
11427 (arm_expand_prologue): Update.
11428 (thumb_pushpop): Update.
11429 (thumb_exit): Update.
11430 (thumb1_expand_prologue): Update.
11431 (thumb1_expand_epilogue): Update.
11432 (arm_unwind_emit): Update.
11433 (arm_output_fn_unwind): Update.
11434 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
11435 * config/arm/arm.md: Update.
11436 * config/pa/pa.md: Update.
11437 * config/pa/pa.c (legitimize_pic_address): Update.
11438 (compute_frame_size): Update.
11439 (hppa_expand_prologue): Update.
11440 (hppa_expand_epilogue): Update.
11441 (borx_reg_operand): Update.
11442 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
11443 (HARD_REGNO_RENAME_OK): Update.
11444 * config/mips/mips.c (mips_global_pointer): Update.
11445 (mips_save_reg_p): Update.
11446 (mips_compute_frame_info): Update.
11447 (mips_frame_pointer_required): Update.
11448 (mips_expand_prologue): Update.
11449 (mips_expand_epilogue): Update.
11450 (mips_can_use_return_insn): Update.
11451 (mips_reorg_process_insns): Update.
11452 * config/v850/v850.c (compute_register_save_size): Update.
11453 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
11454 * config/mmix/mmix.c (along): Update.
11455 (mmix_expand_epilogue): Update.
11456 * config/bfin/bfin.c (legitimize_pic_address): Update.
11457 (must_save_p): Update.
11458 (stack_frame_needed_p): Update.
11459 (add_to_reg): Update.
11460 (bfin_expand_prologue): Update.
11461 * stmt.c (expand_asm_operands): Update.
11462 * reload1.c (reload): Update.
11463 (init_elim_table): Update.
11465 2008-04-25 Bob Wilson <bob.wilson@acm.org>
11467 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
11469 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
11471 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
11472 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
11473 (mov<mode>): Removed.
11474 (*movv4sf_internal): Likewise.
11475 (*movv2df_internal): Likewise.
11477 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
11479 * config.gcc (crx-*-elf): Remove deprecation.
11481 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
11483 * config/i386/cygming-crtend.c (register_frame_ctor): Register
11484 __gcc_deregister_frame with atexit.
11485 (deregister_frame_dtor): Remove.
11487 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
11488 Nathan Sidwell <nathan@codesourcery.com>
11490 * config/rs6000/rs6000.opt (mspe): Remove Var property.
11492 * config/rs6000/rs6000.h (rs6000_spe): Declare.
11493 (rs6000_isel): Likewise.
11494 * config/rs6000/rs6000.c (rs6000_spe): New variable.
11495 (rs6000_isel): New variable.
11496 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
11498 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11501 * c-common.c (handle_vector_size_attribute): Call
11502 lang_hooks.types.reconstruct_complex_type instead of
11503 reconstruct_complex_type.
11504 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
11505 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
11506 * langhooks.h (struct lang_hooks_for_types): Add
11507 reconstruct_complex_type hook.
11508 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
11509 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
11511 2008-04-24 Richard Guenther <rguenther@suse.de>
11513 * c-common.h (check_builtin_function_arguments): Declare.
11514 * c-common.c (validate_nargs): New function.
11515 (check_builtin_function_arguments): Likewise.
11516 * c-typeck.c (build_function_call): Call
11517 check_builtin_function_arguments.
11518 * builtins.c (fold_builtin_classify): Remove error reporting code.
11519 (fold_builtin_unordered_cmp): Likewise.
11520 (fold_builtin_1): Likewise.
11521 (fold_builtin_n): Likewise.
11523 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11525 PR tree-optimization/36008
11526 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
11527 the original op1, rather than delta by step.
11529 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
11530 Sebastian Pop <sebastian.pop@amd.com>
11532 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
11533 eliminate_local_variables_stmt, eliminate_local_variables,
11534 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
11535 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
11536 of code delimited by two edges in the CFG.
11537 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
11538 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
11539 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
11540 the case of parallelisation of reductions.
11541 (expr_invariant_in_region_p): New.
11543 * tree-flow.h (gather_blocks_in_sese_region): Declared.
11544 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
11546 2008-04-24 Ira Rosen <irar@il.ibm.com>
11547 Richard Guenther <rguenther@suse.de>
11549 PR tree-optimization/36034
11550 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
11551 incapable of dealing with loads with gaps.
11553 2008-04-24 Rafael Espindola <espindola@google.com>
11555 * tree-flow.h (vrp_evaluate_conditional): Change signature.
11556 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11557 vrp_evaluate_conditional.
11558 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
11559 (vrp_evaluate_conditional): Split the cond argument.
11560 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
11561 (simplify_stmt_for_jump_threading): Update call to
11562 vrp_evaluate_conditional.
11564 2008-04-24 Ira Rosen <irar@il.ibm.com>
11566 PR tree-optimization/35982
11567 * tree-vect-analyze.c (vect_check_interleaving): Check that the
11568 interleaved data-refs are of the same type.
11570 2008-04-24 Danny Smith <dannysmith@users.net>
11572 * c-format.c (check_format_info_main): Use strncmp rather than a
11573 magic prefix to handle multichar length specs.
11574 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
11575 Don't prefix "I64" and "I32" with '\0'.
11577 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11580 * config/i386/i386.c (init_cumulative_args): Don't pass anything
11581 in registers for -m32 only if stdarg_p (fntype).
11583 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
11585 PR rtl-optimization/36006
11586 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
11587 temp to op0 in order to avoid invalid rtx sharing.
11589 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11591 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
11592 check TREE_INVARIANT.
11593 * tree-gimple.c (is_gimple_address): New.
11594 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
11595 * tree-gimple.h (is_gimple_address): New.
11596 * tree.h (decl_address_invariant_p): New.
11597 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
11598 (build_string): Likewise.
11599 (decl_address_invariant_p): New, from is_gimple_invariant_address.
11600 (tree_invariant_p_1): Likewise.
11601 (save_expr): Use it.
11602 (tree_invariant_p): New.
11603 (skip_simple_arithmetic): Use it.
11604 (stabilize_reference_1): Use it.
11605 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
11607 (build1_stat): Drop code to compute TREE_INVARIANT.
11608 (build2_stat): Drop code to compute TREE_INVARIANT.
11609 (build3_stat): Drop code to compute TREE_INVARIANT.
11610 (build4_stat): Drop code to compute TREE_INVARIANT.
11611 (build5_stat): Drop code to compute TREE_INVARIANT.
11612 (build7_stat): Drop code to compute TREE_INVARIANT.
11613 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
11614 * tree.h (struct tree_base): Remove invariant_flag.
11615 (TREE_INVARIANT): Remove.
11616 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
11617 (fold_builtin_expect): Check TREE_CONSTANT.
11618 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
11619 * c-tree.h (c_expr_to_decl): Drop third parameter.
11620 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
11621 (build_c_cast): Don't set TREE_INVARIANT.
11622 (pop_init_level): Don't set TREE_INVARIANT.
11623 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
11624 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
11626 (gimplify_init_constructor): Don't set TREE_INVARIANT.
11627 (gimplify_addr_expr): Adjust comment.
11628 * tree-mudflap.c (mf_build_string):
11629 * print-tree.c (print_node): Don't print TREE_INVARIANT.
11630 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
11631 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
11632 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
11633 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
11634 * langhooks.h (struct lang_hooks): Drop third parameter from
11637 2008-04-23 Richard Guenther <rguenther@suse.de>
11639 PR tree-optimization/27799
11640 PR tree-optimization/32921
11641 PR tree-optimization/32624
11642 * tree-ssa-structalias.c (merge_smts_into): Only merge the
11643 SMTs aliases and the tag itself into the solution.
11644 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
11645 merge the points-to solution back into the SMT aliases.
11646 (may_alias_p): Use alias_set_subset_of instead of
11647 aliases_conflict_p. A pointer which points to
11648 memory with alias set zero may access any variable.
11650 2008-04-23 Richard Guenther <rguenther@suse.de>
11652 * alias.c (alias_set_subset_of): Correctly handle asking
11653 if zero is a subset of an alias set with zero child.
11654 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
11655 (compute_flow_insensitive_aliasing): Correctly walk all
11656 pointers. Do not unnecessarily union sets.
11658 2008-04-23 Richard Guenther <rguenther@suse.de>
11660 PR middle-end/36021
11661 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
11663 2008-04-22 Tomas Bily <tbily@suse.cz>
11665 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
11667 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
11669 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
11670 * tree-ssa-structalias.c (get_constraint_for): Likewise.
11671 * tree-inline.c (estimate_num_insns_1): Likewise.
11672 * varasm.c (const_hash_1, compare_constant, copy_constant)
11673 (compute_reloc_for_constant, output_addressed_constants): Likewise.
11674 * emit-rtl.c (component_ref_for_mem_expr)
11675 (set_mem_attributes_minus_bitpos): Likewise.
11676 * expr.c (highest_pow2_factor, expand_expr_real_1, )
11677 (is_aligning_offset): Likewise.
11678 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
11679 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
11680 * dojump.c (do_jump): Likewise.
11681 * builtins.c (get_pointer_alignment, get_memory_rtx)
11682 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
11683 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
11685 2008-04-23 Jakub Jelinek <jakub@redhat.com>
11687 PR rtl-optimization/36017
11688 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
11689 expanding the library call.
11691 2008-04-22 Ian Lance Taylor <iant@google.com>
11693 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
11694 than size_in_bytes.
11696 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
11698 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
11699 of LR/CTR moves for Power6.
11701 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11703 PR middle-end/36003
11704 * passes.c (init_optimization_passes): Remove
11705 pass_fast_rtl_byte_dce.
11707 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
11710 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
11711 builtin functions to generate faster code.
11712 (_mm_cvtpu16_ps): Ditto.
11713 (_mm_cvtpi32x2_ps): Ditto.
11715 2008-04-22 Nick Clifton <nickc@redhat.com>
11717 * common.opt (ftree-loop-distribution): Add Optimization
11720 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
11721 (frv_expand_builtin_va_start): Likewise.
11723 * config/arm/arm.c (thumb_find_work_register): Fix location of
11724 argument register count.
11726 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11728 Support scheduling for ColdFire V1 and V3 microarchitecture.
11729 Improve scheduling of multiplication instructions.
11731 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
11732 (mac): New instruction attribute.
11733 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
11734 (m68k_sched_mac): New variable.
11735 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
11736 Handle cfv1 and cfv3.
11737 (max_insn_size): New static variable.
11738 (struct _sched_ib): New type.
11739 (sched_ib): New static variable.
11740 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
11741 to fields of 'struct _sched_ib sched_ib'. Update all uses.
11742 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
11744 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
11745 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
11746 new variables. Update.
11747 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
11748 Add modeling of cfv3 instruction buffer. Update.
11749 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
11750 * config/m68k/m68k.h (TUNE_CFV3): New macro.
11751 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
11752 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
11753 a particular reservation applies to.
11754 (type2): Reorganize attribute values. Rename alu to alu_reg,
11755 alu_l to alu, move_l to omove. Join move to alu. Split mul
11756 to mul_l and mul_w.
11757 (cf_ib_*): Simplify description of instruction buffer.
11758 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
11759 (cf_mem): Split into cf_mem1 and cf_mem2.
11760 (cf_v2_move_??): Rename to cfv12_alu_??.
11761 (cf_v2_move_l_??): Rename to cfv12_omove_??.
11762 (cf_v2_mul_??): Remove reservations.
11763 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
11764 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
11765 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
11767 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
11768 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
11769 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
11770 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
11771 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
11772 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
11773 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
11774 expansions of the above reservations for instructions of sizes
11777 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11779 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
11781 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
11783 * coverage.c: Include tree-pass.h.
11784 (coverage_counter_alloc): Print da_file_name to the dump file.
11786 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11788 * sbitmap.c (sbitmap_range_empty_p): New function.
11789 * sbitmap.h (sbitmap_range_empty_p): New function.
11790 * bitmap.h: Now includes obstack.h.
11792 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
11793 Kenneth Zadeck <zadeck@naturalbridge.com>
11795 * dbgcnt.def (ra_byte_scan): Added.
11796 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
11797 when the last hit happens for a counter.
11798 * timevar.def (TV_DF_BYTE_LR): New variable.
11799 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
11800 * passes.c (pass_fast_rtl_byte_dce): New pass.
11801 * fwprop.c (update_df): Added mode to call df_ref_create.
11802 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
11803 DF_REF_EXTRACT_OFFSET.
11804 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
11805 DF_BYTE_LR_OUT, df_byte_lr): New macro.
11807 (df_ref_extract): Added mode field.
11808 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
11809 DF_REF_EXTRACT_OFFSET.
11810 (DF_REF_EXTRACT_MODE): New macro.
11811 (df_byte_lr_bb_info): New structure.
11812 (df_print_byte_regset, df_compute_accessed_bytes,
11813 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
11814 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
11815 df_byte_lr_simulate_uses,
11816 df_byte_lr_simulate_artificial_refs_at_top,
11817 df_byte_lr_simulate_artificial_refs_at_end,
11818 df_compute_accessed_bytes): New function.
11819 (df_ref_create): Add parameter.
11820 (df_byte_lr_get_bb_info): New inline function.
11821 * df-scan.c (df_ref_record, df_uses_record,
11822 df_ref_create_structure): Added mode parameter.
11823 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
11824 df_defs_record, df_uses_record, df_get_conditional_uses,
11825 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
11826 df_entry_block_defs_collect, df_exit_block_uses_collect):
11827 Added mode parameter to calls to df_ref_record, df_uses_record,
11828 df_ref_create_structure.
11829 (df_ref_equal_p, df_ref_compare): Added test for modes.
11830 (df_ref_create_structure): Added code to set mode. Renamed
11831 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
11832 DF_REF_EXTRACT_OFFSET.
11833 * df-core.c (df_print_byte_regset): New function.
11834 * df-byte-scan.c: New file.
11835 * df-problems.c (df_rd_transfer_function): Removed unnecessary
11836 calls to BITMAP_FREE.
11837 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
11838 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
11839 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
11840 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
11841 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
11842 df_byte_lr_local_compute, df_byte_lr_init,
11843 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
11844 df_byte_lr_transfer_function, df_byte_lr_free,
11845 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
11846 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
11847 df_byte_lr_simulate_uses,
11848 df_byte_lr_simulate_artificial_refs_at_top,
11849 df_byte_lr_simulate_artificial_refs_at_end): New function.
11850 * dce.c (byte_dce_process_block): New function.
11851 (dce_process_block): au is now passed in rather than computed
11852 locally. Changed loops that look at artificial defs to not look
11853 for conditional or partial ones, because there never are any.
11854 (fast_dce): Now is able to drive byte_dce_process_block or
11855 dce_process_block depending on the kind of dce being done.
11856 (rest_of_handle_fast_dce): Add parameter to fast_dce.
11857 (rest_of_handle_fast_byte_dce): New function.
11858 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
11859 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
11861 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
11864 * gcc.h: Added fortran options that take arguments to
11865 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
11868 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
11870 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
11871 scalarization if on the LHS and not a full access.
11873 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11875 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
11877 2008-04-18 Rafael Espindola <espindola@google.com>
11879 * tree-vrp.c (find_case_label_index): Fix the binary search.
11880 (find_case_label_range): New.
11881 (vrp_visit_switch_stmt): Use find_case_label_range.
11882 (simplify_switch_using_ranges): Use find_case_label_range.
11884 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
11886 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
11887 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
11889 2008-04-18 Tom Tromey <tromey@redhat.com>
11892 * doc/cpp.texi (Implementation-defined behavior): Mention
11895 2008-04-18 Ian Lance Taylor <iant@google.com>
11897 * fold-const.c (pointer_may_wrap_p): New static function.
11898 (fold_comparison): Add another test for pointer overflow. Use
11899 pointer_may_wrap_p to disable some false positives.
11901 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
11903 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
11904 (fname_as_string): Match updated cpp_interpret_string prototype.
11905 (fix_string_type): Support char16_t* and char32_t*.
11906 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
11907 derivative) nodes. Register as builtin if C++0x.
11908 (c_parse_error): Support CPP_CHAR{16,32}.
11909 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
11910 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
11911 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
11912 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
11913 CTI_CHAR32_ARRAY_TYPE>: New elements.
11914 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
11915 char32_type_node, signed_char32_type_node, char16_array_type_node,
11916 char32_array_type_node): New defines.
11917 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
11918 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
11919 (lex_string): Support CPP_STRING{16,32}, match updated
11920 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
11921 (lex_charconst): Support CPP_CHAR{16,32}.
11922 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
11923 and CPP_STRING{16,32}.
11925 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
11928 * aclocal.m4: Regenerate.
11929 * configure: Regenerate.
11931 2008-04-18 Jan Hubicka <jh@suse.cz>
11933 * except.c (dw2_size_of_call_site_table,
11934 sjlj_size_of_call_site_table): Use vector API for call_site_record.
11936 * cgraphbuild.c (build_cgraph_edges): Update.
11937 * tree-pass.h: Update comment.
11938 * final.c (leaf_function_p): Update.
11939 (leaf_renumber_regs): Update.
11940 (rest_of_clean_state): Update.
11941 * omp-low.c (expand_omp_parallel): Update.
11942 * ipa-reference.c (analyze_function): Update.
11943 * reorg.c (find_end_label): Update.
11944 (optimize_skip): Update.
11945 (fill_simple_delay_slots): Update.
11946 (fill_simple_delay_slots): Update.
11947 (make_return_insns): Update.
11948 (dbr_schedule): Update.
11949 * gimple-low.c (record_vars_into): Update.
11950 * cfgbuild.c (make_edges): Update.
11951 * function.c (assign_stack_local): Update.
11952 (assign_parm_adjust_stack_rtl): Update.
11953 (locate_and_pad_parm): Update.
11954 (allocate_struct_function): Do not initialize stack_alignment_needed
11955 and preferred_stack_boundary here.
11956 (stack_protect_prologue): Update.
11957 (stack_protect_epilogue): Update.
11958 (expand_function_start): Initialize stack_alignment_needed,
11959 preferred_stack_boundary and max_jumptable_ents.
11960 (expand_function_end): Update.
11961 (free_after_compilation): Do not NULLify epilogue_delay_list.
11962 * function.h (struct rtl_data): Add stack_protect_guard,
11963 stack_alignment_needed,
11964 preferred_stack_boundary, epilogue_delay_list.
11965 (struct function): Remove value_histograms, stack_alignment_needed,
11966 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
11968 unexpanded_var_list, stack_protect_guard.
11969 (current_function_epilogue_delay_list): Remove.
11970 * ipa-type-escape.c (analyze_function): Update.
11971 * gimplify.c (pop_gimplify_context): Update comment.
11972 * calls.c (expand_call): Update.
11973 (emit_library_call_value_1): Update.
11974 * except.c (set_nothrow_function_flags): Update.
11975 * cfgexpand.c (get_decl_align_unit): Update.
11976 (create_stack_guard): Update.
11977 (estimated_stack_frame_size): Update.
11978 (expand_used_vars): Update.
11979 (tree_expand_cfg): Free histogram earliers, init expansion variables.
11980 * explow.c (allocate_dynamic_stack_space): Update.
11981 * tree-ssa-live.c (remove_unused_locals): Update.
11982 * varasm.c (mark_constant_pool): Update.
11983 * tree-inline.c (remap_decls): Update.
11984 (initialize_cfun): Update.
11985 (declare_return_variable): Update.
11986 (inline_forbidden_p): Update.
11987 (expand_call_inline): Update.
11988 (declare_inline_vars): Update.
11989 (tree_function_versioning): Update.
11990 * tree-flow.h (value_histograms): New.
11991 (VALUE_HISTOGRAMS): New macro.
11992 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
11994 * tree-cfg.c (set_bb_for_stmt): Update.
11995 (replace_by_duplicate_decl): Update.
11996 (move_block_to_fn): Update.
11997 (new_label_mapper): Update.
11998 (dump_function_to_file): Update.
11999 * ipa-struct-reorg.c (build_data_structure): Update.
12000 * cfgrtl.c (print_rtl_with_bb): Update.
12001 * reload1.c (reload): Update.
12003 * config/i386/i386.c (setup_incoming_varargs_64,
12004 ix86_compute_frame_layout): Update.
12005 * config/arc/arc.c (arc_output_function_epilogue): Update.
12007 2008-04-18 Marius Strobl <marius@FreeBSD.org>
12009 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
12010 for FreeBSD as well.
12011 * gthr-posix95.h: Likewise.
12013 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
12015 PR rtl-optimization/35838
12016 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
12017 out the byte offset of the first subreg.
12019 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
12021 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
12022 to split_ti instead of three separate calls with single member arrays.
12023 (subti3 splitter): Ditto.
12024 (adddi3 splitter): Ditto with split_di.
12025 (subdi3 splitter): Ditto.
12026 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
12027 two separate calls with single member arrays. Swap match_dup
12028 operands 1 and 2 to better fit into the array.
12029 (negdi2 splitter): Ditto with split_di.
12030 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
12031 two separate calls with single member arrays. Swap match_dup operands
12032 6 and 7 to better fit into the array.
12034 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
12036 * config/i386/i386.c (sse_builtin_type): New.
12037 (bdesc_sse_args): Likewise.
12038 (bdesc_sse_3arg): Removed.
12039 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
12040 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
12041 IX86_BUILTIN_ROUNDPS.
12042 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
12043 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
12044 IX86_BUILTIN_ROUNDPS.
12045 (ix86_expand_sse_4_operands_builtin): Removed.
12046 (ix86_expand_sse_operands_builtin): New.
12047 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
12048 and CODE_FOR_sse4_1_roundps.
12049 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
12050 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
12052 2008-04-17 Alan Modra <amodra@bigpond.net.au>
12055 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
12056 regs before frame pop when needed. If use_backchain_to_restore_sp
12057 then load backchain into a temp reg to restore vr and vrsave. Add
12058 code to restore vr after frame pop if possible.
12060 2008-04-17 Richard Guenther <rguenther@suse.de>
12062 * tree-vn.c (expressions_equal_p): Do not check type
12063 equality or compatibility before calling operand_equal_p.
12064 * fold-const.c (operand_equal_p): Check equivalence of
12065 integer constants before bailing out due to signedness or
12066 precision differences.
12067 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
12068 spurious differences in type qualification. Ignore types
12069 for COMPONENT_REFs at all.
12071 2008-04-17 Christian Bruel <christian.bruel@st.com>
12073 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
12074 msw_skip comparison.
12076 2008-04-16 Jakub Jelinek <jakub@redhat.com>
12079 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
12082 PR tree-optimization/35899
12083 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
12084 rather than TREE_OPERAND.
12086 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
12089 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
12090 temporary registers. Change operand predicate to general_operand.
12091 (remainderxf3): Ditto.
12093 2008-04-16 Richard Guenther <rguenther@suse.de>
12095 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
12096 * tree-affine.c (aff_combination_expand): Look through some
12099 2008-04-15 Doug Kwan <dougkwan@google.com>
12101 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
12103 * tree-pretty-print.c (dump_generic_node): Ditto.
12104 * final.c (output_addr_const): Ditto.
12105 * dwarf2out.c (output_cfi): Ditto.
12106 * c-pretty-print.c (pp_c_integer_constant): Ditto.
12107 * print-rtl.c (print_rtx): Ditto.
12108 * print-tree.c (print_node_brief, print_node): Ditto.
12109 * c-common.c (match_case_to_enum_1): Ditto.
12110 * sched-vis.c (print_value): Ditto.
12111 * config/i386/i386.c (print_operand): Cast to long unsigned int
12114 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
12115 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
12116 MS Windows VirtualProtect function.
12118 2008-04-15 Jan Hubicka <jh@suse.cz>
12120 * gengtype.c (write_root): Param_is argument is OK.
12121 * expr.c (expand_expr_real_1): Update call of get_exception_*.
12122 * function.h: Include varray.h
12123 (rtl_eh): New stucture based on except.c one.
12124 (call_site_record): New forward declaration and vector type.
12125 * calls.c (emit_call_1): Do not call
12126 note_current_region_may_contain_throw.
12127 * except.c (eh_status): Remove cur_region, try_region since they are
12129 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
12130 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
12131 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
12132 Remove call_site_data_used, call_site_data_size.
12133 Turn call_site_record into vector in function.h.
12134 (note_current_region_may_contain_throw): Remove.
12135 (get_exception_pointer, get_exception_filter): Do not take struct
12136 function argument; update.
12137 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
12138 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
12139 build_post_landing_pads, dw2_build_landing_pads,
12140 sjlj_assign_call_site_values, sjlj_mark_call_sites,
12141 sjlj_emit_function_enter, sjlj_emit_function_enter,
12142 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
12143 sjlj_build_landing_pads, finish_eh_generation,
12144 remove_exception_handler_label, remove_eh_handler,
12145 maybe_remove_eh_handler, add_reachable_handler,
12146 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
12147 add_action_record, collect_one_action_chain, add_call_site,
12148 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
12149 sjlj_output_call_site_table, output_function_exception_table,
12150 * except.h (note_current_region_may_contain_throw): Remove
12151 (get_exception_pointer, get_exception_filter): Do not take struct
12153 * Makefile.in (GTFILES): Put varargs before struct function.
12155 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12157 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
12158 punt for STRING_CST.
12159 (get_constraint_for): Deal with STRING_CST here instead.
12161 2008-04-15 Richard Guenther <rguenther@suse.de>
12163 * tree-ssa-propagate.c (substitute_and_fold): Substitute
12164 statements in a basic-block with a backward walk. Do not
12165 substitute into dead statements but instead remove those.
12167 2008-04-15 Richard Guenther <rguenther@suse.de>
12169 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
12170 to zero, thus disable creation of SFTs.
12172 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12174 * tree-predcom.c (suitable_reference_p): Return false if the
12175 reference can throw.
12177 2008-04-15 Jakub Jelinek <jakub@redhat.com>
12180 * c-decl.c (finish_decl): If extern or static var has variable
12181 size, set TREE_TYPE (decl) to error_mark_node.
12183 2008-04-15 Rafael Espindola <espindola@google.com>
12185 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
12188 2008-04-15 Richard Guenther <rguenther@suse.de>
12190 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
12191 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
12192 (visit_reference_op_load): Do walk vuse-vdef chains on
12193 vn_reference_lookup.
12194 (visit_reference_op_store): But do not here.
12195 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
12196 vn_reference_lookup.
12197 (vn_lookup_with_vuses): But do so here.
12199 2008-04-14 Ian Lance Taylor <iant@google.com>
12201 * fold-const.c (fold_overflow_warning): Remove assertion.
12203 2008-04-15 Ben Elliston <bje@au.ibm.com>
12205 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
12206 temp1 local variables.
12208 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
12211 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
12212 ".text.unlikely" section as executable.
12214 2008-04-14 James E. Wilson <wilson@tuliptree.org>
12216 * config/ia64/ia64.c (rtx_needs_barrier): Handle
12217 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
12218 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
12219 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
12220 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
12221 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
12222 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
12224 2008-04-14 Ian Lance Taylor <iant@google.com>
12226 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
12227 * fold-const.c (fold_comparison): If appropriate, test
12228 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
12229 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
12230 reassociating a pointer type.
12231 * doc/invoke.texi (Optimize Options): Document that
12232 -fstrict-overflow applies to pointer wraparound.
12234 2008-04-13 Jan Hubicka <jh@suse.cz>
12236 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
12238 2008-04-12 Andrew Pinski <pinskia@gmail.com>
12240 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
12241 we are going to "save the world".
12243 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
12245 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
12246 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
12247 operand 0 constraint, not "=".
12249 2008-04-11 James E. Wilson <wilson@tuliptree.org>
12251 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
12253 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12255 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
12256 of size of positions_needed * CHAR_BIT.
12258 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12260 PR middle-end/35897
12261 * dse.c (store_info): Change positions_needed to unsigned
12263 (lowpart_bitmask): New.
12264 (record_store): Cast to unsigned HOST_WIDE_INT for
12265 positions_needed. Assert width <= size of positions_needed *
12266 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
12267 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
12268 lowpart_bitmask to set mask.
12270 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12272 * config/bfin/constraints.md: New file.
12273 * config/bfin/bfin.md: Include it.
12274 (adddi3): Use satisfies_constraint functions instead of the old macros.
12275 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
12276 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
12277 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
12278 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
12279 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
12280 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
12281 EXTRA_CONSTRAINT): Delete.
12282 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
12283 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
12285 * config/bfin/bfin.c: Include "tm-constrs.h".
12286 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
12287 Use satisfies_constraint functions instead of the old macros.
12288 * doc/md.texi (Blackfin Constraints): Update file name reference.
12290 2008-04-11 Richard Guenther <rguenther@suse.de>
12292 PR tree-optimization/35869
12293 * tree-vrp.c (execute_vrp): Move switch statement update after
12294 jump threading. Schedule another cfg cleanup run.
12296 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
12299 * attribs.c (decl_attributes): Return early on errorneous node.
12301 2008-04-10 Oleg Ryjkov <olegr@google.com>
12303 * tree.h (struct tree_base): Added a new flag default_def_flag.
12304 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
12306 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
12308 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
12310 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12313 * pa.md: Define mode iterator P. Define mode attribute dwc.
12314 (dcacheflush): Update pattern to use iterator P and attribute dwc.
12315 (icacheflush): Likewise.
12316 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
12317 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
12319 2008-04-11 Ben Elliston <bje@au.ibm.com>
12321 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
12323 2008-04-10 Rafael Espindola <espindola@google.com>
12325 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
12326 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
12327 (extract_range_from_expr): The same.
12329 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
12331 * config/mips/mips.md (GPR2): New mode iterator.
12332 (seq): Add comment.
12333 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
12334 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
12335 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
12336 Rewrite these to take two modes, the mode of comparison and the
12337 mode of the destination.
12338 * config/mips/mips.c (mips_expand_scc): Instead of having
12339 paradoxical subreg as destination, expand "narrowing" scc if mode
12340 of comparison is SI and target is requested in DI mode.
12341 (mips_emit_int_order_test): Update comment. Make mode of
12342 comparison match CMP0 rather than TARGET. When creating inverse
12343 target use mode of TARGET.
12345 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
12347 * gcov-dump.c (tag_summary): Only print summaries for the first
12348 GCOV_COUNTERS_SUMMABLE counters.
12350 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
12352 * config/i386/i386.md (absneg): New code iterator.
12353 (absnegprefix): New code attribute.
12354 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
12355 patterns using absneg code iterator.
12356 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
12357 using absneg code iterator.
12358 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
12359 *neg<mode>2 patterns using absneg code iterator.
12360 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
12361 *negextendsfdf2 patterns using absneg code iterator.
12362 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
12363 *negextendsfxf2 patterns using absneg code iterator.
12364 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
12365 *negextendsfdf2 patterns using absneg code iterator.
12366 * config/i386/sse.md (<code><mode>2): Macroize expander from
12367 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
12369 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
12371 * config/s390/s390.h: Remove the remains of the recent search
12372 & replace action of current_function_outgoing_args_size.
12374 2008-04-10 Ira Rosen <irar@il.ibm.com>
12376 PR tree-optimization/35821
12377 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
12378 NEW_STMT_LIST is not NULL.
12380 2008-04-09 David Edelsohn <edelsohn@gnu.org>
12383 * toplev.c (process_options): Remove -ffunction-sections debugging
12386 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
12388 PR middle-end/PR28690
12389 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
12390 than gen_rtx_fmt_ee to perform more canonicalizations.
12392 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12395 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
12397 2008-04-09 Richard Guenther <rguenther@suse.de>
12399 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
12400 (dump_function_to_file): Dump function arguments with types.
12402 2008-04-08 Richard Guenther <rguenther@suse.de>
12404 * fold-const.c (fold_widened_comparison): Do not allow
12405 sign-changes that change the result.
12407 2008-04-08 Janis Johnson <janis187@us.ibm.com>
12410 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
12411 kinds of indirect references.
12413 2008-04-08 David Edelsohn <edelsohn@gnu.org>
12415 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
12416 GNU Fortran language string.
12418 2008-04-08 Rafael Espindola <espindola@google.com>
12420 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
12421 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
12422 * tree.h (tree_call_nonnegative_warnv_p): New.
12424 2008-04-08 Jan Hubicka <jh@suse.cz>
12426 * function.c (free_after_compilation): Clear out regno_reg_rtx
12429 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
12432 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12434 PR middle-end/PR28690
12435 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
12436 same precedence as REG_POINTER and MEM_POINTER operands.
12438 2008-04-08 Richard Guenther <rguenther@suse.de>
12440 PR middle-end/35834
12441 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
12442 for adding index to base.
12444 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
12446 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
12447 (MINGW_ENABLE_EXECUTE_STACK): New.
12448 (IN_LIBGCC2): For libgcc include windows.h file for
12449 function declarations.
12451 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
12453 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
12454 and tem2 if tem1 is not a REG or MULT.
12456 2008-04-08 Jan Hubicka <jh@suse.cz>
12458 * function.h (incomming_args): Break out of struct function.
12459 (function_subsections): Break out of struct function.
12460 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
12461 return_rtx and hard_reg_initial_vals from struct function.
12462 Kill inl_max_label_num.
12463 (current_function_pops_args, current_function_args_info,
12464 current_function_args_size, current_function_args_size,
12465 current_function_pretend_args_size,
12466 current_function_outgoing_args_size,
12467 current_function_internal_arg_pointer, current_function_return_rtx):
12468 Kill compatibility accestor macros.
12469 * builtins.c (expand_builtin_apply_args_1): Update.
12470 (expand_builtin_next_arg): Update.
12471 * df-scan.c (df_get_call_refs): Update.
12472 * dbxout.c (dbxout_function_end): Update.
12473 * dwarf2out.c (dwarf2out_switch_text_section): Update.
12474 (output_line_info): Update.
12475 (secname_for_decl): Update.
12476 (dwarf2out_var_location): Update.
12477 * function.c (free_after_compilation): Update.
12478 (assign_parm_find_stack_rtl): Update.
12479 (assign_parms): Update.
12480 (expand_dummy_function_end): Update.
12481 (expand_function_end): Update.
12482 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
12483 (expand_call): Update.
12484 (emit_library_call_value_1): Update.
12485 (store_one_arg): Update.
12486 * varasm.c (initialize_cold_section_name): Update.
12487 (unlikely_text_section): Update.
12488 (unlikely_text_section_p): Update.
12489 (assemble_start_function): Update.
12490 (assemble_end_function): Update.
12491 (default_section_type_flags): Update.
12492 (switch_to_section): Update.
12493 * integrate.c (set_decl_abstract_flags): Update.
12494 (get_hard_reg_initial_val): Update.
12495 (has_hard_reg_initial_val): Update.
12496 (allocate_initial_values): Update.
12497 * resource.c (init_resource_info): Update.
12498 * config/alpha/alpha.c (NUM_ARGS): Update.
12499 (direct_return): Update.
12500 (alpha_va_start): Update.
12501 (alpha_sa_size): Update.
12502 (alpha_initial_elimination_offset): Update.
12503 (alpha_expand_prologue): Update.
12504 (alpha_start_function): Update.
12505 (alpha_expand_epilogue): Update.
12506 (unicosmk_initial_elimination_offset):
12507 * config/alpha/alpha.md (call expander): Update.
12508 * config/s390/s390.c (s390_register_info): Update.
12509 (s390_register_info): Update.
12510 (s390_frame_info): Update.
12511 (s390_initial_elimination_offset): Update.
12512 (s390_build_builtin_va_list): Update.
12513 (s390_va_start): Update.
12514 * config/spu/spu.c (direct_return): Update.
12515 (spu_expand_prologue): Update.
12516 (spu_initial_elimination_offset): Update.
12517 (spu_build_builtin_va_list): Update.
12518 (spu_va_start): Update.
12519 * config/sparc/sparc.c (sparc_init_modes): Update.
12520 (sparc_compute_frame_size): Update.
12521 (function_value): Update.
12522 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
12523 * config/i386/i386.md (return expander): Update.
12524 * config/i386/i386.c (ix86_va_start): Update.
12525 (ix86_can_use_return_insn_p): Update.
12526 (ix86_compute_frame_layout): Update.
12527 (ix86_expand_epilogue): Update.
12528 * config/sh/sh.c (output_stack_adjust): Update.
12529 (calc_live_regs): Update.
12530 (sh_expand_prologue): Update.
12531 (sh_builtin_saveregs): Update.
12532 (sh_va_start): Update.
12533 (initial_elimination_offset): Update.
12534 (sh_allocate_initial_value): Update.
12535 (sh_function_ok_for_sibcall): Update.
12536 (sh_get_pr_initial_val): Update.
12537 * config/sh/sh.md (return expander): Update.
12538 * config/avr/avr.c (frame_pointer_required_p): UPdate.
12539 * config/crx/crx.c (crx_compute_frame): UPdate.
12540 (crx_initial_elimination_offset): UPdate.
12541 * config/xtensa/xtensa.c (compute_frame_size): Update
12542 (xtensa_builtin_saveregs): Update.
12543 (xtensa_va_start): Update.
12544 (order_regs_for_local_alloc): Update.
12545 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
12546 (xstormy16_expand_builtin_va_start): Update.
12547 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
12548 * config/m68hc11/m68hc11.md (return expanders): Update.
12549 * config/m68hc11/m68hc11.c (expand_prologue): Update.
12550 (expand_epilogue): Update.
12551 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
12552 (cris_simple_epilogue): Update.
12553 (cris_expand_prologue): Update.
12554 (cris_expand_epilogue): Update.
12555 * config/iq2000/iq2000.c (iq2000_va_start): Update.
12556 (compute_frame_size): Update.
12557 * config/mt/mt.c (mt_compute_frame_size): Update.
12558 * config/mn10300/mn10300.c (expand_prologue): Update.
12559 (expand_epilogue): Update.
12560 (initial_offset): Update.
12561 (mn10300_builtin_saveregs):
12562 * config/mn10300/mn10300.md (return expander): Update.
12563 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
12564 (ia64_initial_elimination_offset): Update.
12565 (ia64_initial_elimination_offset): Update.
12566 (ia64_expand_prologue): Update.
12567 * config/m68k/m68k.md (return expander): Update.
12568 * config/rs6000/rs6000.c (rs6000_va_start): Update.
12569 (rs6000_stack_info): Update.
12570 * config/mcore/mcore.c (layout_mcore_frame): Update.
12571 (mcore_expand_prolog): Update.
12572 * config/arc/arc.c (arc_compute_frame_size): Update.
12573 * config/score/score3.c (score3_compute_frame_size): Update.
12574 * config/score/score7.c (score7_compute_frame_size): Update.
12575 * config/arm/arm.c (use_return_insn): Update.
12576 (thumb_find_work_register): Update.
12577 (arm_compute_save_reg_mask): Update.
12578 (arm_output_function_prologue): Update.
12579 (arm_output_epilogue): Update.
12580 (arm_size_return_regs): Update.
12581 (arm_get_frame_offsets): Update.
12582 (arm_expand_prologue): Update.
12583 (thumb_exit): Update.
12584 (thumb_unexpanded_epilogue): Update.
12585 (thumb1_output_function_prologue): Update.
12586 * config/pa/pa.md (return expander): Update.
12587 * config/pa/pa.c (compute_frame_size): Update.
12588 (hppa_builtin_saveregs): Update.
12589 * config/mips/mips.c (mips_va_start): Update.
12590 (mips16_build_function_stub): Update.
12591 (mips_compute_frame_info): Update.
12592 (mips_restore_gp): Update.
12593 (mips_output_function_prologue): Update.
12594 (mips_expand_prologue): Update.
12595 * config/v850/v850.c (compute_frame_size): Update.
12596 (expand_prologue): * config/mmix/mmix.c (along): update.
12597 (mmix_initial_elimination_offset): update.
12598 (mmix_reorg): update.
12599 (mmix_use_simple_return): update.
12600 (mmix_expand_prologue): update.
12601 (mmix_expand_epilogue): Update.
12602 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
12603 (emit_link_insn): Update.
12605 2008-04-08 Anatoly Sokolov <aesok@post.ru>
12607 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
12608 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
12610 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
12613 2008-04-07 Jan Hubicka <jh@suse.cz>
12615 * function.h (rtl): Rename to x_rtl.
12616 (crtl): New define.
12617 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
12618 frame_offset, stack_check_probe_note, arg_pointer_save_area,
12619 used_temp_slots avail_temp_slots, temp_slot_level,
12620 nonlocal_goto_handler_labels): Update accesstors.
12621 (rtl): New global variable.
12622 (struct function): Move some fileds to rtl_data.
12623 (get_arg_pointer_save_area): Update prototype.
12624 * builtins.c (expand_builtin_setjmp_receiver): Update call of
12625 get_arg_pointer_save_area.
12626 * expr.c (init_expr): Update
12627 * function.c (get_frame_size): Update
12628 (assign_stack_local): Update
12629 (expand_function_end): Update.
12630 (get_art_pointer_save_area): Update
12632 * emit-rtl.c (rtl): Declare.
12633 (regno_reg_rtx): Declare.
12634 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
12636 (gen_reg_rtx): Update.
12637 * varasm.c (n_deferred_constatns): Update accestor.
12638 (init_varasm_status): Do not allocate varasm_status.
12639 (force_const_mem, get_pool_size, output_constant_pool): Update.
12640 * stmt.c (force_label_rtx): Do not use x_ prefixes.
12641 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
12642 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
12643 * sparc/sparc.h (INIT_EXPANDERS): Update.
12644 * ia64/ia64.h (INIT_EXPANDERS): Update.
12646 2008-04-07 James E. Wilson <wilson@tuliptree.org>
12648 * reload.c (push_secondary_reload): Add missing break to for loop.
12650 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12652 PR middle-end/PR28690
12653 * rtlanal.c: Update copyright years.
12654 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
12655 as REG_POINTER and MEM_POINTER operands.
12656 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
12657 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
12658 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
12659 * gcse.c: Update copyright years.
12660 (pre_delete): Call gen_reg_rtx_and_attrs.
12661 (hoist_code): Likewise.
12662 (build_store_vectors): Likewise.
12663 (delete_store): Likewise.
12664 * loop-invariant.c (move_invariant_reg): Likewise.
12665 Update copyright years.
12667 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
12669 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
12670 control string instead of quoted.
12672 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
12674 * doc/rtl.texi: Rewrite of subreg section.
12676 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
12679 * config/i386/i386.c (legitimize_pic_address): Add treating
12680 of dllimport SYM_REF's.
12681 (legitimize_dllimport_symbol): Add prototype.
12683 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12685 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
12686 reference in constructor with non self-referential type.
12688 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12690 Removal of Return with Depressed Stack Pointer support
12691 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
12692 (ECF_SP_DEPRESSED): Likewise.
12693 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
12694 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
12695 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12696 (expand_call): Do not test ECF_SP_DEPRESSED.
12697 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12698 * function.c (keep_stack_depressed): Delete.
12699 (handle_epilogue_set): Likewise.
12700 (update_epilogue_consts): Likewise.
12701 (emit_equiv_load): Likewise.
12702 (thread_prologue_and_epilogue_insns): Remove support for Return with
12703 Depressed Stack Pointer.
12704 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12706 2008-04-06 Richard Guenther <rguenther@suse.de>
12708 PR tree-optimization/35400
12709 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
12710 information from SSA_NAMEs.
12712 2008-04-06 Anatoly Sokolov <aesok@post.ru>
12714 * config/avr/avr.h (avr_mega_p): Remove declaration.
12715 (AVR_MEGA): Remove macro.
12716 * config/avr/avr.c (avr_mega_p): Remove variable.
12717 (avr_override_options): Remove inicializion of avr_mega_p.
12718 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
12719 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
12720 (avr_jump_mode): (Ditto.).
12721 (avr_output_progmem_section_asm_op): (Ditto.).
12722 (avr_asm_init_sections): (Ditto.).
12723 (avr_asm_init_sections): (Ditto.).
12724 (avr_rtx_costs): (Ditto.).
12725 * config/avr/avr.md: (Ditto.).
12726 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
12729 2008-04-06 Richard Guenther <rguenther@suse.de>
12731 PR tree-optimization/35842
12732 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
12733 is_gimple_invariant_address.
12735 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12737 * gcc.c (default_compilers): Sync Fortran extensions list with
12738 that in fortran/lang-specs.h.
12739 * doc/invoke.texi: Likewise.
12740 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
12741 * dwarf2out.c (gen_compile_unit_die): Likewise.
12743 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
12745 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
12747 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
12750 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
12751 attribute is used for nested functions.
12753 2008-04-05 Jan Hubicka <jh@suse.cz>
12755 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
12757 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
12759 (dump_files): Update.
12760 (enable_rtl_dump_file): Do not accept letter argument.
12761 * tree-pass.h (dump_file_info): Remove letter argument.
12762 * toplev.c (decode_d_option): Update -da handling.
12763 * toplev.h (enable_rtl_dump_file): Update prototype.
12764 * passes.c (register_one_dump_file): Do not accept IPA argument; work
12765 it out based on pass type.
12766 (register_dump_files_1): Likewise.
12767 (init_optimization_passes): Update register_one_dump_file calls.
12768 (execute_one_pass): Sanity check that IPA passes are called at IPA
12769 level and RTL passes at RTL level.
12770 (execute_pass_list): IPA pass can not be after or subpass of
12772 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
12773 disallov RTL subpasses of IPA subpasses.
12775 2008-04-05 Ben Elliston <bje@au.ibm.com>
12777 * tree-cfg.c (need_fake_edge_p): Return false for calls to
12778 builtins that return exactly once and do not throw. Cache call to
12781 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
12783 PR rtl-optimization/34916
12784 PR middle-end/35519
12785 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
12786 between instruction pairs.
12788 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
12790 * doc/invoke.texi: Document -mbitops for SH.
12791 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
12792 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
12793 * config/sh/sh.c (print_operand): Add %t operand code.
12794 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
12795 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
12796 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
12797 (extendqihi2): Likewise.
12798 (movqi_i): Likewise.
12799 (insv): Use bset, bclr and bst instructions for SH2A if possible.
12800 (extv): Use bld instruction for SH2A if possible.
12802 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
12803 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
12804 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
12805 (bset.b, bclr.b): Define peepholes.
12806 * config/sh/sh.opt (mbitops): New option.
12808 2008-04-04 Janis Johnson <janis187@us.ibm.com>
12811 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
12812 and view convert expression.
12814 2008-04-04 Jakub Jelinek <jakub@redhat.com>
12817 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12819 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
12821 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
12823 * config/i386/cpuid.h (bit_AES): New.
12824 (bit_PCLMUL): Likewise.
12826 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
12827 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
12828 SSE2 if AES or PCLMUL is enabled.
12829 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
12830 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
12831 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
12832 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
12833 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
12834 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
12835 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
12836 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
12837 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
12838 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
12839 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
12840 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
12841 __builtin_ia32_aeskeygenassist128 and
12842 __builtin_ia32_pclmulqdq128.
12843 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
12844 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
12845 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
12847 * config/i386/i386.h (TARGET_AES): New.
12848 (TARGET_PCLMUL): Likewise.
12849 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
12851 * config/i386/i386.md (UNSPEC_AESENC): New.
12852 (UNSPEC_AESENCLAST): Likewise.
12853 (UNSPEC_AESDEC): Likewise.
12854 (UNSPEC_AESDECLAST): Likewise.
12855 (UNSPEC_AESIMC): Likewise.
12856 (UNSPEC_AESKEYGENASSIST): Likewise.
12857 (UNSPEC_PCLMUL): Likewise.
12859 * config/i386/i386.opt (maes): New.
12860 (mpclmul): Likewise.
12862 * config/i386/sse.md (aesenc): New pattern.
12863 (aesenclast): Likewise.
12864 (aesdec): Likewise.
12865 (aesdeclast): Likewise.
12866 (aesimc): Likewise.
12867 (aeskeygenassist): Likewise.
12868 (pclmulqdq): Likewise.
12870 * config/i386/wmmintrin.h: New.
12872 * doc/extend.texi: Document AES and PCLMUL built-in function.
12874 * doc/invoke.texi: Document -maes and -mpclmul.
12876 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
12878 * function.c (free_after_parsing): Replace with
12879 cxx_push_function_context from C++ front-end.
12880 (allocate_struct_function): Don't call langhook.
12881 * langhooks.h (struct lang_hooks_for_functions): Delete.
12882 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
12884 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
12885 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
12886 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
12887 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
12888 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
12889 remove LANG_HOOKS_FUNCTION_INITIALIZER.
12890 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
12892 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
12893 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
12895 2008-04-04 Jakub Jelinek <jakub@redhat.com>
12898 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
12901 2008-04-04 Richard Guenther <rguenther@suse.de>
12903 PR middle-end/35823
12904 * fold-const.c (optimize_minmax_comparison): Use the correct
12905 type for the constant in the simplified comparison.
12907 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
12909 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
12910 Pass L2 size as "--param l2-cache-size" to the compiler.
12911 (decode_l2_cache): New function to decode L2 cache parameters using
12912 0x8000006 extended cpuid function.
12913 (detect_caches_amd): Determine parameters of L2 cache using
12914 decode_l2_caches function.
12915 (decode_caches_intel): Decode L2 cache parameters.
12916 (detect_caches_intel): Determine L2 cache parameters using
12917 decode_caches_intel and decode_l2_caches functions.
12919 2008-04-03 Bob Wilson <bob.wilson@acm.org>
12921 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
12922 secondary input reload for subword loads from the constant pool.
12924 2008-04-03 Janis Johnson <janis187@us.ibm.com>
12927 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
12928 constants of the appropriate size for runtime calculations.
12931 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
12932 decimal-float literal constant zero.
12934 2008-04-03 Jakub Jelinek <jakub@redhat.com>
12937 * c-parser.c (c_parser_omp_atomic): Call
12938 default_function_array_conversion on the RHS.
12940 PR middle-end/35818
12941 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
12942 call is_variable_sized if decl has incomplete type.
12944 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
12946 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
12948 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
12950 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
12952 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
12953 (sgt<u>): Merge sgt and sgtu into new expander.
12954 (sgt, sgtu): Remove expanders.
12955 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
12956 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
12957 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
12958 *sgtu_<mode>_mips16 into new pattern.
12959 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
12960 (sge<u>): Merge sge and sgeu into new expander.
12961 (sge, sgeu): Remove expanders.
12962 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
12964 (*sge_<mode>, second *sge_<mode>): Remove patterns.
12965 (slt<u>): Merge slt and sltu into new expander.
12966 (slt, sltu): Remove expanders.
12967 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
12968 (*slt_<mode>, *sltu_<mode>): Remove patterns.
12969 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
12970 *sltu_<mode>_mips16 into new pattern.
12971 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
12972 (sle<u>): Merge sle and sleu into new expander.
12973 (sle, sleu): Remove expanders.
12974 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
12975 (*sle_<mode>, *sleu_<mode>): Remove patterns.
12976 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
12977 *sleu_<mode>_mips16 into new pattern.
12978 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
12980 2008-04-03 Jan Hubicka <jh@suse.cz>
12982 PR tree-optimization/35795
12983 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
12984 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12985 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
12986 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12987 * score/score3.c (score3_output_mi_thunk): Likewise.
12988 * score/score7.c (score7_output_mi_thunk): Likewise.
12989 * mips/mips.c (mips_output_mi_thunk): Likewise.
12991 2008-04-03 Richard Guenther <rguenther@suse.de>
12993 * tree-vrp.c (extract_range_from_unary_expr): Handle all
12994 conversions. Simplify code.
12996 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
12998 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
13000 2008-04-03 Tom Tromey <tromey@redhat.com>
13001 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13003 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
13004 * config/bfin/t-bfin-linux (generated_files): Add
13005 linux-sysroot-suffix.h.
13006 * doc/install.texi (Prerequisites): Require make 3.80.
13007 * doc/sourcebuild.texi (Front End Directory): Document new
13009 * Makefile.in (generated_files): New variable.
13010 (ALL_HOST_OBJS): New variable.
13011 ($(ALL_HOST_OBJS)): New target.
13013 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
13015 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
13016 (remap_block): Call id->transform_lang_insert_block instead
13018 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
13019 Set id.transform_lang_insert_block to NULL.
13020 (clone_body): Move to cp/optimize.c
13021 * tree-inline.h (struct copy_body_data): Change
13022 transform_lang_insert_block to function pointer.
13023 (copy_generic_body, copy_decl_no_change): Export.
13024 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
13025 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
13026 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
13028 * c-tree.h (insert_block): Kill.
13029 * c-decl.c (insert_block): Kill.
13031 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
13033 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
13034 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
13035 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
13037 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
13038 argument, call {push,pop}_function_context from here.
13039 * c-parser.c: Use c_{push,pop}_function_context.
13041 * function.c (push_function_context_to): Move meat ...
13042 (push_function_context): ... here. Simplify.
13043 * function.c (pop_function_context_from): Move meat ...
13044 (pop_function_context): ... here. Simplify.
13045 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
13047 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
13048 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
13049 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
13050 * tree.h (push_function_context_to, pop_function_context_from): Remove.
13052 2008-04-03 Ben Elliston <bje@au.ibm.com>
13054 * expmed.c (extract_force_align_mem_bit_field): Remove.
13056 2008-04-03 Richard Guenther <rguenther@suse.de>
13058 PR middle-end/35800
13059 * expr.h (try_casesi): Adjust prototype.
13060 * expr.c (try_casesi): Take fallback label as extra parameter.
13061 Use that for gen_casesi if default_label is NULL.
13062 * stmt.c (expand_case): Pass fallback label to try_casesi,
13063 make sure to fill gaps with a fallback label if default_label
13066 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
13069 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
13071 2008-04-03 Ben Elliston <bje@au.ibm.com>
13073 * expmed.c (extract_split_bit_field): Remove if (0) code.
13074 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
13075 (do_ds_constraint): Likewise.
13077 2008-04-02 Joseph Myers <joseph@codesourcery.com>
13079 * doc/cppopts.texi (-dU): Document.
13080 * c-common.h (flag_dump_macros): Update comment.
13081 * c-opts.c (handle_OPT_d): Handle -dU.
13082 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
13083 dump_queued_macros, cb_used_define, cb_used_undef): New.
13084 (init_pp_output): Handle -dU.
13085 (cb_line_change): Call dump_queued_macros.
13086 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
13088 2008-04-02 Anatoly Sokolov <aesok@post.ru>
13090 * config/avr/predicates.md (io_address_operand): New predicate.
13091 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
13092 * config/avr/avr.c (avr_io_address_p): Remove function.
13093 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
13094 'avr_io_address_p' function.
13095 (out_movhi_r_mr): (Ditto.).
13096 (out_movqi_mr_r): (Ditto.).
13097 (out_movhi_mr_r): (Ditto.).
13098 (avr_address_cost): (Ditto.).
13100 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
13102 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
13103 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
13104 in 32bit mode when XMM registers are available to avoid store
13106 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
13107 corresponding post-reload splitters.
13109 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
13111 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
13112 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
13113 __builtin_ia32_roundss.
13114 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
13115 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
13116 __builtin_ia32_roundss.
13117 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
13118 IX86_BUILTIN_SHUFPD here.
13120 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
13122 * config/i386/i386.md (plogic): New.
13123 (plogicprefix): Likewise.
13125 * config/i386/mmx.md (mmx_<code><mode>3): New.
13126 (mmx_and<mode>3): Removed.
13127 (mmx_ior<mode>3): Likewise.
13128 (mmx_xor<mode>3): Likewise.
13130 * config/i386/sse.md (<code><mode>3): New.
13131 (*<code><mode>3): Likewise.
13132 (*<code><mode>3): Likewise.
13133 (<code><mode>3): Likewise.
13134 (*sse_<code><mode>3): Likewise.
13135 (*sse2_<code><mode>3): Likewise.
13136 (<code>tf3): Likewise.
13137 (*<code>tf3): Likewise.
13138 (and<mode>3): Likewise.
13139 (*and<mode>3): Likewise.
13140 (ior<mode>3): Removed.
13141 (*ior<mode>3): Likewise.
13142 (xor<mode>3): Likewise.
13143 (*xor<mode>3): Likewise.
13144 (*and<mode>3): Likewise.
13145 (*ior<mode>3): Likewise.
13146 (*xor<mode>3): Likewise.
13147 (and<mode>3): Likewise.
13148 (*sse_and<mode>3): Likewise.
13149 (*sse2_and<mode>3): Likewise.
13150 (andtf3): Likewise.
13151 (*andtf3): Likewise.
13152 (ior<mode>3): Likewise.
13153 (*sse_ior<mode>3): Likewise.
13154 (*sse2_ior<mode>3): Likewise.
13155 (iortf3): Likewise.
13156 (*iortf3): Likewise.
13157 (xor<mode>3): Likewise.
13158 (*sse_xor<mode>3): Likewise.
13159 (*sse2_xor<mode>3): Likewise.
13160 (xortf3): Likewise.
13161 (*xortf3): Likewise.
13163 2008-04-02 Richard Guenther <rguenther@suse.de>
13165 PR tree-optimization/14495
13166 PR tree-optimization/34793
13167 * tree-vrp.c (struct switch_update): New structure.
13168 (to_remove_edges, to_update_switch_stmts): New VECs.
13169 (simplify_switch_using_ranges): New function. Remove not taken
13170 case labels and edges.
13171 (simplify_stmt_using_ranges): Call it.
13172 (identify_jump_threads): Mark edges we have queued for removal
13173 so we don't thread them.
13174 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
13176 * tree-cfg.c (group_case_labels): Deal with missing default label.
13177 (tree_verify_flow_info): Allow missing default label.
13178 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
13179 (emit_case_nodes): Likewise.
13180 (expand_case): Do not rely on the default label to be present.
13181 * expr.c (try_casesi): Deal with NULL default_label.
13182 (do_tablejump): Likewise.
13184 2008-04-02 Richard Guenther <rguenther@suse.de>
13186 PR tree-optimization/14495
13187 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
13188 SWITCH_EXPR here ...
13189 (vrp_visit_switch_stmt): ... but here (new function).
13190 (find_case_label_index): New helper function.
13191 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
13193 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13195 * fwprop.c: Fix ISO-C99ism.
13197 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13200 * Makefile.in (objdir): Set it here.
13201 * configure.ac: Not here. Find dynamic linker characteristics.
13202 * exec-tool.in: Use them.
13203 * aclocal.m4: Regenerate.
13204 * configure: Regenerate.
13206 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13208 * expr.c (expand_var): Delete it.
13209 * expr.h (expand_var): Delete prototype.
13210 * function.c (expand_function_start): Use expand_decl instead.
13211 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
13214 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
13216 PR rtl-optimization/35542
13217 * fwprop.c (forward_propagate_and_simplify): Replace
13218 loc_reg_mentioned_in_p with reg_mentioned_p.
13220 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13222 PR rtl-optimization/35281
13223 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
13224 (propagate_rtx_1): Handle PR_HANDLE_MEM.
13225 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
13226 (varying_mem_p): Move above propagate_rtx.
13227 (all_uses_available_at): Do not check MEMs.
13229 2008-04-02 Rafael Espindola <espindola@google.com>
13231 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
13232 (register_edge_assert_for_2): Split the cond argument.
13233 (register_edge_assert_for_1): Adjust for the change in
13234 register_edge_assert_for_2.
13235 (register_edge_assert_for): Split the cond argument.
13236 (find_switch_asserts): Adjust for the change in
13237 register_edge_assert_for.
13239 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
13241 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
13242 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
13243 offsets for 64-bit mingw.
13244 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
13245 abi for x86_64-pc-mingw.
13247 2008-04-02 Richard Guenther <rguenther@suse.de>
13249 * tree-vrp.c (extract_range_from_assert): Make sure to not
13250 produce range min/max with TREE_OVERFOW set.
13251 If merging a anti-range and a range keep the anti-range if
13252 the range covers all values of the type.
13253 (register_edge_assert_for_2): Only allow sign-changing
13254 conversions in detecting canonical range checks. Also
13255 register an assert for the unsigned name if useful.
13257 PR tree-optimization/35787
13258 * tree-vrp.c (vrp_val_max): New function.
13259 (vrp_val_min): Likewise.
13260 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
13261 (vrp_val_is_min): Likewise.
13262 (supports_overflow_infinity): Use vrp_val_{min,max}.
13263 (negative_overflow_infinity): Likewise.
13264 (positive_overflow_infinity): Likewise.
13265 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
13266 (is_positive_overflow_infinity): Likewise.
13267 (is_overflow_infinity): Likewise.
13268 (avoid_overflow_infinity): Use vrp_val_{min,max} and
13269 vrp_val_is_{min,max}.
13270 (set_and_canonicalize_value_range): Canonicalize anti-ranges
13271 to ranges if possible. Avoid empty ranges.
13273 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13275 PR middle-end/35705
13276 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
13277 the expression is a function address.
13279 2008-04-01 George Helffrich <george@gcc.gnu.org>
13281 PR fortran/35154, fortran/23057
13282 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
13283 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
13284 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
13285 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
13287 (dbxout_syms): Check for COMMON-based symbol and wrap in
13288 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
13289 in bracket for efficiency.
13291 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
13292 using DW_TAG_common_block + member offset.
13293 (add_pubname_string): New function.
13294 (dw_expand_expr): New function to find block name and offset for
13296 (common_check): New function to check whether symbol in Fortran COMMON.
13297 (gen_variable_die): If COMMON, use DW_TAG_common_block.
13299 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
13302 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
13304 2008-04-02 Ben Elliston <bje@au.ibm.com>
13306 * config/v850/v850.md (casesi): Remove if (0) code.
13307 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
13308 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
13310 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
13312 * config/i386/i386.md (rex64suffix): New mode attribute.
13313 (floathi<mode>2): Disable expander for SSE math.
13314 (*floathi<mode>2_1): New insn insn_and_split pattern.
13315 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
13316 corresponding post-reload splitters.
13317 (*floathi<mode>2_i387): New macroized insn pattern.
13318 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
13319 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
13320 insn_and_split pattern.
13321 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
13322 New macroized instruction patterns and corresponding post-reload
13324 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
13325 and corresponding post-reload splitters.
13326 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
13327 New macroized instruction patterns.
13328 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
13329 macroized instruction patterns and corresponding post-reload splitters.
13330 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
13331 corresponding post-reload splitters.
13332 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
13333 New macroized instruction patterns.
13334 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
13335 corresponding post-reload splitters.
13336 (*floatsi<mode>2_i387): New macroized instruction patterns.
13338 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
13340 * config/i386/i386.md (smaxmin): New.
13341 (umaxmin): Likewise.
13342 (maxminiprefix): Likewise.
13343 (maxminfprefix): Likewise.
13344 (<code><mode>3): Likewise.
13345 (smin<mode>3): Removed.
13346 (smax<mode>3): Likewise.
13348 * config/i386/mmx.md (mmx_<code>v2sf3): New.
13349 (mmx_<code>v4hi3): Likewise.
13350 (mmx_<code>v8qi3): Likewise.
13351 (mmx_smaxv2sf3): Removed.
13352 (mmx_sminv2sf3): Likewise.
13353 (mmx_umaxv8qi3): Likewise.
13354 (mmx_smaxv4hi3): Likewise.
13355 (mmx_uminv8qi3): Likewise.
13356 (mmx_sminv4hi3): Likewise.
13358 * config/i386/sse.md (<addsub><mode>3): New.
13359 (*<addsub><mode>3): Likewise.
13360 (<sse>_vm<addsub><mode>3): Likewise.
13361 (<maxmin><mode>3): Likewise.
13362 (*<maxmin><mode>3_finite): Likewise.
13363 (*<maxmin><mode>3): Likewise.
13364 (<sse>_vm<maxmin><mode>3): Likewise.
13365 (sse3_h<addsub>v4sf3): Likewise.
13366 (sse3_h<addsub>v2df3): Likewise.
13367 (<maxmin>v16qi3): Likewise.
13368 (*<maxmin>v16qi3): Likewise.
13369 (<maxmin>v8hi3): Likewise.
13370 (*<maxmin>v8hi3): Likewise.
13371 (*sse4_1_<maxmin><mode>3): Likewise.
13372 (*sse4_1_<maxmin><mode>3): Likewise.
13373 (add<mode>3): Removed.
13374 (*add<mode>3): Likewise.
13375 (<sse>_vmadd<mode>3): Likewise.
13376 (sub<mode>3): Likewise.
13377 (*sub<mode>3): Likewise.
13378 (<sse>_vmsub<mode>3): Likewise.
13379 (smin<mode>3): Likewise.
13380 (*smin<mode>3_finite): Likewise.
13381 (*smin<mode>3): Likewise.
13382 (<sse>_vmsmin<mode>3): Likewise.
13383 (smax<mode>3): Likewise.
13384 (*smax<mode>3_finite): Likewise.
13385 (*smax<mode>3): Likewise.
13386 (<sse>_vmsmax<mode>3): Likewise.
13387 (sse3_haddv4sf3): Likewise.
13388 (sse3_haddv2df3): Likewise.
13389 (sse3_hsubv4sf3): Likewise.
13390 (sse3_hsubv2df3): Likewise.
13391 (umaxv16qi3): Likewise.
13392 (*umaxv16qi3): Likewise.
13393 (smaxv8hi3): Likewise.
13394 (*smaxv8hi3): Likewise.
13395 (*sse4_1_smax<mode>3): Likewise.
13396 (*sse4_1_umax<mode>3): Likewise.
13397 (uminv16qi3): Likewise.
13398 (*uminv16qi3): Likewise.
13399 (sminv8hi3): Likewise.
13400 (*sminv8hi3): Likewise.
13401 (*sse4_1_smin<mode>3): Likewise.
13402 (*sse4_1_umin<mode>3): Likewise.
13404 2008-04-01 Rafael Espindola <espindola@google.com>
13406 * tree-cfg.c (verify_expr): remove in_phi.
13407 (verify_stmt): Don't call walk_tree with verify_expr. Use
13408 is_gimple_min_invariant instead of is_gimple_val.
13410 2008-04-01 Joseph Myers <joseph@codesourcery.com>
13412 * doc/include/gpl_v3.texi: Update for manpage generation.
13413 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
13415 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
13416 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
13417 gpl_v3.texi instead of gpl.texi.
13420 2008-04-01 Jakub Jelinek <jakub@redhat.com>
13423 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
13425 2008-04-01 Rafael Espindola <espindola@google.com>
13427 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
13428 (extract_code_and_val_from_cond): Use
13429 extract_code_and_val_from_cond_with_ops.
13431 2008-04-01 Jan Hubicka <jh@suse.cz>
13433 * function.c (free_after_compilation): Free epilogue_delay_list.
13434 (prepare_function_start): Assert that previous compilation was freed.
13436 2008-04-01 Jan Hubicka <jh@suse.cz>
13437 Jim Wilson <wilson@tuliptree.org>
13438 Andreas Tobler <andreast@gcc.gnu.org>
13440 PR middle-end/35781
13441 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
13442 rtl.emit instead cfun->emit.
13443 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
13444 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
13446 2008-04-01 Ben Elliston <bje@au.ibm.com>
13448 * doc/c-tree.texi (Function Basics): Fix grammatical error.
13450 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
13452 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
13454 (fprofile-use): Add var flag_profile_use
13455 * coverage.c (coverage_begin_output): Do not open a gcno file for
13456 output only if -ftest-coverage is set.
13457 Do not add getpwd() to gcda file path.
13458 (build_gcov_info): Check the new flag
13459 flag_profile_datafile_relative_path.
13460 (coverage_init): Use profile_data_prefix.
13461 Read profile counter only if flag_profile_use is set.
13462 * opts.c (common_handle_option): New option fprofile-use=,
13463 fprofile-dir=, fprofile-generate=.
13464 * toplev.c (profile_data_prefix): New variable definition.
13465 * toplev.h (profile_data_prefix): New declaration.
13466 * doc/invoke.tex (Option Summary, Optimization Options):
13469 2008-03-31 James E. Wilson <wilson@tuliptree.org>
13471 * varasm.c (output_constant_pool_1): In LABEL_REF check,
13472 use tmp consistently.
13475 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
13476 * config/ia64/ia64.c (rtx_needs_barrier): Handle
13477 UNSPEC_FR_RECIP_APPROX_RES.
13478 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
13480 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
13483 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
13485 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13487 PR middle-end/30186
13488 * fold-const.c (fold_indirect_ref_1): Support accessing non first
13489 element of the vector via a pointer.
13491 2008-03-31 Ian Lance Taylor <iant@google.com>
13493 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
13495 2008-03-31 Jan Hubicka <jh@suse.cz>
13497 * builtins.c (expand_builtin_setjmp_receiver): Update call of
13498 get_arg_pointer_save_area.
13499 * expr.c (init_expr): Just clear out rtl.expr.
13500 * function.c (free_after_compilation): Clear out whole RTL structure.
13501 (get_func_frame_size): Merge into ...
13502 (get_frame_size): ... this one.
13503 (assign_stack_local_1): Merge into ...
13504 (assign_stack_local): ... this one.
13505 (expand_function_end): Update call of get_arg_pointer_save_area.
13506 (get_art_pointer_save_area): Remove cfun argument.
13507 * function.h (emit_status): regno_pointer_align does not need length
13508 attribute. Move x_regno_reg_rtx to ...
13509 (regno_reg_rtx): ... new global array.
13510 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
13511 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
13512 apply_args_value, forced_labels, stack_pointer_delta):
13514 (struct varasm_status): Move here from varasm.c
13515 (struct rtl_data): New. Move here some fields from struct function.
13516 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
13517 frame_offset, stack_check_probe_note, arg_pointer_save_area,
13518 used_temp_slots avail_temp_slots, temp_slot_level,
13519 nonlocal_goto_handler_labels): Update accesstors.
13520 (rtl): New global variable.
13521 (struct function): Move some fileds to rtl_data.
13522 (get_arg_pointer_save_area): Update prototype.
13523 * emit-rtl.c (rtl): Declare.
13524 (regno_reg_rtx): Declare.
13525 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
13527 (gen_reg_rtx): Update.
13528 (init_virtual_regs): Do not tate emit_status argument.
13529 (init_emit): Do not allocate emit.
13530 * varasm.c (varasm_statuc): Move to function.h.
13531 (n_deferred_constatns): Update accestor.
13532 (init_varasm_status): Do not allocate varasm_status.
13533 (force_const_mem, get_pool_size, output_constant_pool): Update.
13534 * stmt.c (force_label_rtx): Do not use x_ prefixes.
13535 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
13537 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
13539 PR rtl-optimization/35729
13540 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
13543 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
13546 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
13547 load/store if memory is unaligned.
13548 (*movti_rex64): Likewise.
13550 * config/i386/predicates.md (misaligned_operand): New.
13552 2008-03-31 Andrew Pinski <pinskia@gmail.com>
13555 * tree-ssa-phiopt.c (conditional_replacement): Return early for
13558 2008-03-31 Jan Beulich <jbeulich@novell.com>
13560 * config/ia64/constraints.md: Add 'j' constraint.
13561 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
13562 (movdi_internal): Likewise.
13564 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
13567 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
13569 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
13572 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
13573 proper error message for the third argument on blendpd and
13576 * config/i386/sse.md (blendbits): New.
13577 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
13579 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
13581 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
13583 2008-03-30 Richard Guenther <rguenther@suse.de>
13585 PR middle-end/31023
13586 * fold-const.c (fold_sign_changed_comparison): Do leave
13587 conversions to base-types alone.
13589 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
13591 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
13592 the link register if one altivec register is be saved.
13594 2008-03-30 Ben Elliston <bje@au.ibm.com>
13596 * final.c (final_scan_insn): Remove if (0) code.
13598 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
13600 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
13602 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
13604 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
13605 of V4SFmode to ix86_binary_operator_ok.
13607 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
13609 * config/i386/i386.c (override_options): Initialize
13610 ix86_veclib_handler to ix86_veclibabi_svml when
13611 -mveclibabi=svml is used.
13612 (ix86_veclibabi_svml): New function for SVML ABI style
13613 vectorization support.
13614 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
13616 2008-03-28 Rafael Espindola <espindola@google.com>
13618 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
13619 (tree_binary_nonnegative_warnv_p): Make it public.
13620 (tree_single_nonnegative_warnv_p): Make it public.
13621 (tree_invalid_nonnegative_warnv_p): Make it public.
13622 (tree_unary_nonzero_warnv_p): Make it public.
13623 (tree_binary_nonzero_warnv_p): Make it public
13624 (tree_single_nonzero_warnv_p): Make it public.
13625 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
13626 (extract_range_from_binary_expr): Split the expr argument.
13627 (extract_range_from_unary_expr): Split the expr argument.
13628 (extract_range_from_comparison): Split the expr argument.
13629 (extract_range_from_expr): Use the new aux functions.
13630 (vrp_evaluate_conditional_warnv): Use
13631 vrp_evaluate_conditional_warnv_with_ops.
13632 * tree.h (tree_unary_nonzero_warnv_p): Declare.
13633 (tree_binary_nonzero_warnv_p): Declare.
13634 (tree_single_nonzero_warnv_p): Declare.
13635 (tree_expr_nonzero_warnv_p): Declare.
13636 (tree_unary_nonnegative_warnv_p): Declare.
13637 (tree_binary_nonnegative_warnv_p): Declare.
13638 (tree_single_nonnegative_warnv_p): Declare.
13639 (tree_invalid_nonnegative_warnv_p): Declare.
13641 2008-03-28 Richard Guenther <rguenther@suse.de>
13643 PR tree-optimization/30317
13644 PR tree-optimization/30911
13645 PR tree-optimization/34793
13646 * tree-vrp.c (set_and_canonicalize_value_range): New function.
13647 (struct assert_locus_d): New member EXPR.
13648 (register_new_assert_for): Add EXPR parameter to support
13649 ASSERT_EXPR <name, expr OP limit>.
13650 (register_edge_assert_for_1): Adjust callers.
13651 (find_assert_locations): Likewise.
13652 (process_assert_insertions_for): Build condition from expression.
13653 (extract_range_from_assert): Handle ASSERT_EXPRs
13654 of the form ASSERT_EXPR <name, expr OP limit>.
13655 (register_edge_assert_for_2): New helper registering
13656 asserts for comparisons. Recognize range tests of the form
13657 (unsigned)i - CST1 OP CST2.
13658 (register_edge_assert_for_1): Use it.
13659 (register_edge_assert_for): Likewise.
13660 (needs_overflow_infinity): Integer sub-types
13661 do not need overflow infinities.
13662 (vrp_val_is_max): The extreme values of integer sub-types
13663 are those of the base type.
13664 (vrp_val_is_min): Likewise.
13665 * tree.def (ASSERT_EXPR): Document extra allowed conditional
13668 2008-03-28 Nick Clifton <nickc@redhat.com>
13671 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
13672 Return GENERAL_REGS for stack adjustment reloads.
13674 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13677 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
13678 const_vector when all the vectors are constant.
13680 2008-03-27 Bob Wilson <bob.wilson@acm.org>
13682 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
13684 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
13685 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
13687 (s<code>_sf): Use new scc_sf attribute for opcode names.
13689 2008-03-27 Tom Tromey <tromey@redhat.com>
13691 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
13692 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
13693 config/spu/t-spu-elf, config/i386/t-interix,
13694 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
13695 config/i386/x-darwin, config/i386/x-mingw32,
13696 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
13697 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
13698 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
13699 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
13700 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
13701 config/rs6000/x-darwin, config/rs6000/t-rs6000,
13702 config/score/t-score-elf, config/arm/t-strongarm-pe,
13703 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
13704 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
13705 Revert automatic dependency patch.
13707 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
13710 * config/i386/i386.c (ix86_function_arg_boundary): Align
13711 decimal floating point to its natural boundary.
13713 2008-03-27 Richard Guenther <rguenther@suse.de>
13715 PR middle-end/35716
13716 * fold-const.c (fold_comparison): Restrict distinct decl
13717 comparison folding to VAR_DECLs and PARM_DECLs. Do not
13718 solely rely on operand_equal_p.
13720 2008-03-27 Richard Guenther <rguenther@suse.de>
13723 * c-common.c (handle_weak_attribute): Reject combination of
13726 2008-03-27 Richard Guenther <rguenther@suse.de>
13728 PR tree-optimization/32810
13729 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
13730 conversions from DECL_INITIAL.
13731 (fold_const_aggregate_ref): Likewise from constructor elements.
13733 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
13735 * tree-affine.h (aff_combination_expand): Declare.
13736 (get_inner_reference_aff): Likewise.
13737 * tree-affine.c (aff_combination_expand): Split out from
13738 tree_to_aff_combination_expand.
13739 (get_inner_reference_aff): New function.
13740 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
13741 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
13742 (struct lim_aux_data): sm_done field removed.
13743 (mem_ref_loc_p, mem_ref_locs_p): New types.
13744 (struct mem_ref): Added id, stored, accesses_in_loop,
13745 indep_loop, dep_loop, indep_ref, dep_ref fields.
13746 Removed is_stored, locs and next fields.
13747 (memory_accesses): New variable.
13748 (movement_possibility): Do not allow moving statements
13749 that store to memory.
13750 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
13752 (determine_max_movement): For statements with memory references,
13753 find the outermost loop in that the reference is independent.
13754 (move_computations_stmt): Mark the virtual operands for renaming.
13755 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
13756 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
13757 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
13758 add_vop_ref_mapping, create_vop_ref_mapping_loop,
13759 create_vop_ref_mapping, analyze_memory_references,
13760 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
13761 get_all_locs_in_loop, ref_always_accessed_p,
13762 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
13763 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
13764 store_motion_loop, store_motion): New functions.
13765 (struct vop_to_refs_elt): New type.
13766 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
13767 memref_hash, memref_eq, hoist_memory_references): Rewritten.
13768 (schedule_sm): Replaced by...
13769 (execute_sm): ... this.
13770 (determine_lsm_ref, hoist_memory_references,
13771 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
13772 find_more_ref_vops, free_mem_ref, free_mem_refs,
13773 determine_lsm_loop, determine_lsm): Removed.
13774 (tree_ssa_lim_finalize): Free data structures used by store motion.
13775 (tree_ssa_lim): Call analyze_memory_references. Use
13776 store_motion instead of determine_lsm.
13778 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
13780 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
13781 rename tmake_file to m68hc11/t-m68hc11.
13782 (mcore): Set inhibit_libc to true.
13783 * config.host (alpha*-dec-*vms*): Set extra_programs.
13784 (interix3*): Don't use host_xmake_file.
13785 * configure.ac: Let config.gcc override inhibit_libc.
13786 * configure: Regenerate.
13788 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
13789 * config/t-openbsd-thread: Remove commented out lines.
13791 * config/x-interix: Remove.
13793 * config/m68hc11/t-m68hc11-gas: Rename to...
13794 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
13796 * config/mcore/t-mcore: Remove T_CFLAGS.
13797 * config/mcore/t-mcore-pe: Likewise.
13799 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
13801 * configure.ac: Replace custom __GNU_SOURCE test with
13802 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
13803 * aclocal.m4: Regenerate.
13804 * configure: Regenerate.
13805 * config.in: Regenerate.
13807 2008-03-27 Richard Guenther <rguenther@suse.de>
13809 * fold-const.c (target.h): Include.
13810 (fold_comparison): Fold comparison of addresses of decls
13811 that bind locally or of constants. Consolidate address folding code.
13812 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
13813 results from fold_binary_to_constant.
13814 (compare_values_warnv): Likewise.
13816 2008-03-27 Andrew Pinski <pinskia@gmail.com>
13818 PR middle-end/35429
13819 * fold-const.c (fold_truthop): Check for integeral types when folding
13820 a == 0 && b == 0 and a != 0 || b != 0 .
13822 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
13824 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
13826 2008-03-26 Andreas Schwab <schwab@suse.de>
13828 * doc/invoke.texi: Fix use of @item vs. @itemx.
13830 2008-03-26 Tom Tromey <tromey@redhat.com>
13832 * Makefile.in (build/gensupport.o, build/print-rtl.o,
13833 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
13834 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
13835 build/gencodes.o, build/genconditions.o, build/genconfig.o,
13836 build/genconstants.o, build/genemit.o, build/genextract.o,
13837 build/genflags.o, build/genmddeps.o, build/genopinit.o,
13838 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
13841 2008-03-26 Richard Guenther <rguenther@suse.de>
13844 2008-03-26 Richard Guenther <rguenther@suse.de>
13846 * fold-const.c (target.h): Include.
13847 (fold_comparison): Fold comparison of addresses of two decls
13848 that bind locally. Consolidate address folding code.
13850 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13852 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
13853 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
13854 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
13855 dconstsqrt2, dconstthird, dconste and/or dconst10.
13856 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
13857 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
13858 dconstsqrt2, dconste): Delete.
13859 (init_emit_once): Likewise. Simplify initializing dconstm1.
13861 * real.c (get_real_const): New.
13862 * real.h (dconst3, dconst10, dconstm2, dconstthird,
13863 dconstsqrt2, dconste): Delete.
13864 (real_value_const, get_real_const): New.
13866 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
13868 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
13870 * config/i386/i386.c (ix86_function_arg_boundary): Check
13871 BIGGEST_ALIGNMENT instead of 128.
13872 (setup_incoming_varargs_64): Likewise.
13874 2008-03-26 Tom Tromey <tromey@redhat.com>
13876 * Makefile.in (DEPFILES): Add missing '/'.
13878 2008-03-26 Richard Guenther <rguenther@suse.de>
13880 * fold-const.c (target.h): Include.
13881 (fold_comparison): Fold comparison of addresses of two decls
13882 that bind locally. Consolidate address folding code.
13884 2008-03-26 Nick Clifton <nickc@redhat.com>
13887 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
13888 not allow INT+INT as a legitimate addressing mode.
13890 2008-03-26 Richard Guenther <rguenther@suse.de>
13892 * tree-flow.h (widen_bitfield): Remove declaration.
13893 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
13894 (widen_bitfield): Remove function.
13895 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
13898 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13901 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
13904 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
13906 PR rtl-optimization/35232
13907 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
13908 (forget_old_reloads_1, forget_marked_reloads): Don't clear
13909 reg_reloaded_call_part_clobbered here.
13910 (reload_regs_reach_end_p): New function.
13911 (reload_reg_rtx_for_input): New variable.
13912 (reload_reg_rtx_for_output): Likewise.
13913 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
13914 when reassigning a pseudo register. Load reloadreg from
13915 reload_reg_rtx_for_input, moving the mode and register
13917 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
13918 instead of the original when deciding whether an input reload
13919 would be a no-op or whether an output reload can be deleted.
13920 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
13921 when setting up new_spill_reg_store. Load it from
13922 reload_reg_rtx_for_output, moving the mode and register
13924 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
13925 instead of the original when deciding whether an output reload
13926 would be a no-op. Do the same when modifying insn notes.
13927 Use rtx_equal_p instead of == to compare the registers.
13928 (inherit_piecemeal_p): Take a mode and two register numbers
13930 (emit_reload_insns): Clear new_spill_reg_store for every hard
13931 register in the reload register. Remove spill registers
13932 from reg_reloaded_valid before considering whether to record
13933 inheritance information for them. Use reload_reg_rtx_for_output
13934 instead of reg_rtx when recording output reloads. Use
13935 reload_reg_rtx_for_input instead of reg_rtx when recording
13936 input reloads. Set or clear reg_reloaded_call_part_clobbered
13937 at the same time as setting reg_reloaded_valid.
13938 (delete_output_reload): Add a new_reload_reg parameter and use it
13939 instead of rld[j].reg_rtx.
13940 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
13943 2008-03-25 Tom Tromey <tromey@redhat.com>
13945 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
13946 (build/genattr.o): Likewise.
13947 (build/genattrtab.o): Likewise.
13948 (build/gencodes.o): Likewise.
13949 (build/genconfig.o): Likewise.
13950 (build/genconstants.o): Likewise.
13951 (build/genemit.o): Likewise.
13952 (build/genextract.o): Likewise.
13953 (build/genflags.o): Likewise.
13955 2008-03-25 Bob Wilson <bob.wilson@acm.org>
13957 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
13958 instead of size_int for integer types.
13959 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
13960 to match type of MINUS_EXPR.
13962 2008-03-25 Tom Tromey <tromey@redhat.com>
13964 * configure: Rebuilt.
13965 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
13968 2008-03-25 Tom Tromey <tromey@redhat.com>
13970 * config/x-solaris (host-solaris.o): Update.
13971 * config/x-linux (host-linux.o): Update.
13972 * config/x-hpux (host-hpux.o): Update.
13973 * config/x-darwin (host-darwin.o): Update.
13974 * config/v850/t-v850e (v850-c.o): Update.
13975 * config/v850/t-v850 (v850-c.o): Update.
13976 * config/t-vxworks (vxworks.o): Update.
13977 * config/t-sol2 (sol2-c.o, sol2.o): Update.
13978 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
13979 * config/spu/t-spu-elf (spu-c.o): Update.
13981 * config/sh/t-symbian (sh-c.o): Update.
13982 (symbian.o): Update.
13983 * config/sh/t-sh (sh-c.o): Update.
13984 * config/score/t-score-elf (score7.o, score3.o): Update.
13985 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
13986 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
13987 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
13988 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
13989 (rs6000.o): Remove.
13990 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
13991 * config/m32c/t-m32c (m32c-pragma.o): Update.
13992 * config/ia64/t-ia64 (ia64-c.o): Update.
13993 * config/i386/x-mingw32 (host-mingw32.o): Update.
13994 * config/i386/x-i386 (driver-i386.o): Update.
13995 * config/i386/x-darwin (host-i386-darwin.o): Update.
13996 * config/i386/x-cygwin (host-cygwin.o): Update.
13997 * config/i386/t-nwld (nwld.o): Update.
13998 * config/i386/t-netware (netware.o): Update.
13999 * config/i386/t-interix (winnt.o): Update.
14000 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
14001 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
14002 msformat-c.o): Update.
14003 * config/bfin/t-bfin-linux (generated_files): Add
14004 linux-sysroot-suffix.h.
14005 * config/arm/t-wince-pe (pe.o): Update.
14006 * config/arm/t-strongarm-pe (pe.o): Update.
14007 * config/arm/t-pe (pe.o): Update.
14008 * config/arm/t-arm (arm-c.o): Update.
14009 * doc/install.texi (Prerequisites): Require make 3.80.
14010 * Makefile.in: Remove .o targets.
14011 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
14012 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
14013 (simple_generated_h, simple_generated_c): Move earlier.
14014 (generated_files): New variable.
14015 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
14016 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
14017 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
14018 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
14019 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
14020 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
14021 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
14022 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
14023 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
14024 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
14025 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
14026 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
14028 (COMPILE.base, COMPILE): New variables.
14029 (%.o): New pattern rule.
14030 (ALL_HOST_OBJS): New variable.
14031 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
14032 (dummy-checksum.o, cc1-checksum.o): Remove.
14033 (DRIVER_SHLIB): New variable.
14034 (DRIVER_DEFINES): Use it.
14035 (gencondmd.c): Move out of build/.
14036 (s-conditions): Update.
14037 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
14038 (ALL_BUILD_OBJS): Likewise.
14039 (build/%.o): Use BUILDCOMPILE.
14040 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
14041 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
14042 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
14043 build/gencheck.o, build/gencodes.o, build/genconditions.o,
14044 build/genconfig.o, build/genconstants.o, build/genemit.o,
14045 build/genextract.o, build/genflags.o, build/genmddeps.o,
14046 build/genopinit.o, build/genoutput.o, build/genpeep.o,
14047 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
14048 build/gen-protos.o, build/scan.o, build/fix-header.o,
14049 build/scan-decls.o): Simplify.
14050 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
14051 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
14052 prefix.o, toplev.o): Reduce to variable setting.
14053 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
14054 ($(out_object_file), gcc-options.o): New targets.
14055 ($(ALL_HOST_OBJS)): New target. Include dependency files.
14056 * configure: Rebuilt.
14057 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
14058 * doc/sourcebuild.texi (Front End Directory): Document new variable.
14060 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
14062 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
14063 complain when we hit an error, return ERROR_MARK_NODE.
14065 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14067 * config/sh/constraints.md (Pso, Psz): New constraints.
14068 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
14069 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
14071 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14073 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
14074 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
14076 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14078 * config/sh/sh.md (prefetch): Add condition for SH2A target.
14079 (prefetch_sh2a): New.
14081 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
14082 Naveen.H.S <naveen.hs@kpitcummins.com>
14084 * config/sh/constraints.md (I28): New constraint.
14085 * config/sh/sh.c (broken_move): Add support for movi20s.
14086 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
14088 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
14089 Jayant Sonar <Jayant.sonar@kpitcummins.com>
14090 Naveen.H.S <naveen.hs@kpitcummins.com>
14092 * config/sh/sh.c (SH_ATTRIBUTES): Define.
14093 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
14094 (print_operand): Handle resbank in %@ operand code.
14095 (sh_encode_section_info): New.
14096 (push_regs): Add conditions for resbank.
14097 (sh_expand_epilogue): Likewise.
14098 (sh_insert_attributes): Likewise.
14099 (sh_attribute_table): Likewise.
14100 (sh_handle_resbank_handler_attribute): New.
14101 (sh2a_handle_function_vector_handler_attribute): New.
14102 (sh2a_is_function_vector_call): New.
14103 (sh2a_get_function_vector_number): New.
14104 (sh2a_function_vector_p): New.
14105 (sh_cfun_resbank_handler_p): New.
14106 * config/sh/sh.md (calli): Emit jsr/n if possible.
14107 (calli_tbr_rel): New.
14108 (calli_pcrel): Emit jsr/n if possible.
14109 (return_i): Emit rts/n if possible.
14110 (call_valuei_tbr_rel): New.
14111 (call_valuei_pcrel): Add condition for SH2A target.
14112 (call_value): Likewise.
14113 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
14114 (sh2a_get_function_vector_number): Likewise.
14115 (sh2a_is_function_vector_call): Likewise.
14116 * doc/extend.texi: Document TBR relative addressing of SH2A.
14117 (resbank): Add description for SH2A.
14119 2008-03-24 Richard Guenther <rguenther@suse.de>
14122 * gimplify.c (gimplify_modify_expr): For frontend type-correct
14123 pointer assignments change conversions according to middle-end rules.
14124 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
14125 * configure.ac: Include type checking in yes.
14126 * configure: Regenerate.
14128 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14130 * diagnostic.c (diagnostic_count_diagnostic): Delete.
14131 (diagnostic_report_diagnostic): Update. Handle ICEs here.
14133 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
14135 * gthr-vxworks.h (UNUSED): Define.
14137 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
14139 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
14141 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
14143 * doc/extend.texi (Function Attributes): Add missing comma in the
14144 example of the "alloc_size" attribute.
14146 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
14149 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
14151 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14154 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
14157 * stor-layout.c (update_alignment_for_field): Set minimum alignment
14158 of the underlying type of a MS bitfield layout to the natural
14159 alignment of the type.
14161 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14163 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14164 to their natural alignment to avoid store forwarding stalls.
14166 2008-03-22 Richard Guenther <rguenther@suse.de>
14168 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
14169 For PHI nodes verify the address is invariant.
14170 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
14171 (get_symbol_constant_value): Use is_gimple_min_invariant.
14172 (maybe_fold_stmt_indirect): Likewise.
14174 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
14176 PR rtl-optimization/33927
14177 * Makefile.in (dse.o): Depend on $(TM_P_H).
14178 * expr.h (extract_low_bits): Declare.
14179 * expmed.c (extract_low_bits): New function.
14180 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
14181 * dse.c: Include tm_p.h.
14182 (find_shift_sequence): Remove the read_reg argument and return the
14183 read value. Emit the instructions instead of returning them.
14184 Iterate on new_mode rather than calculating it each time.
14185 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
14186 source to NEW_MODE and extract_low_bits to convert the shifted
14187 value to READ_MODE.
14188 (replace_read): Allow the load and store to have different mode
14189 classes. Use extract_low_bits when SHIFT == 0. Create the shift
14190 or extraction instructions before trying the replacement. Update
14191 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
14193 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14195 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14196 to their natural alignment to avoid store forwarding stalls.
14198 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14201 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
14202 encouraging but not allowing gprs for input;
14203 change the input constraint to !f#r.
14204 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
14206 change the output constraint to !f#r.
14208 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
14211 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
14212 corresponding post-reload splitters.
14213 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
14214 when x87 FP math is selected.
14215 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
14216 New function prototype.
14217 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
14218 unreachable function to ease macroization of insn patterns.
14220 2008-03-21 Martin Jambor <mjambor@suse.cz>
14222 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
14223 reference dumps if ddr is NULL or dependence is unknown.
14225 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
14227 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
14228 unsigned extension into account.
14229 (ATOMIC_COMPARE_AND_SWAP): Likewise.
14230 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
14231 Do computations on a scratch register.
14233 2008-03-21 Richard Guenther <rguenther@suse.de>
14235 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14236 Use is_gimple_min_invariant instead of TREE_INVARIANT.
14237 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
14238 * tree-ssa-dom.c (record_equality): Likewise.
14239 * tree-inline.c (copy_body_r): Likewise.
14240 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
14243 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
14245 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
14246 as 'delete_unused' argument.
14248 2008-03-20 Richard Guenther <rguenther@suse.de>
14250 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
14251 special casing of constant qualifiers.
14252 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
14253 care about them in general.
14254 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
14255 regardless of their type.
14256 (fold_stmt_r): Forcefully fold *& if we end up with that.
14258 2008-03-20 Paul Brook <paul@codesourcery.com>
14260 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
14261 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
14263 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
14265 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
14266 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
14268 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
14270 * common.opt (Wmudflap): New option.
14271 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
14272 (mx_register_decls): Likewise.
14273 (mudflap_finish_file): Likewise.
14274 * doc/invoke.texi: Document -Wno-mudflap.
14276 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
14278 * c-format.c (replace_format_name_to_system_name): New.
14279 (cmp_attribs): New.
14280 (convert_format_name_to_system_name): New.
14281 (decode_format_attr): Add use of convert_format_name_to_system_name.
14282 (format_types_orig): Add gnu_ prefix to names.
14283 (check_format_info_main): Special treating of \0 escaped names for
14284 supporting multi-character format specifiers as I32, I64.
14285 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
14286 (gnu_target_overrides_format_attributes): New.
14287 * c-format.h: Add structure target_ovr_attr to hold
14288 system specific formatter names.
14289 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
14290 msformat-c.o file to c_target_objs and cxx_target_objs.
14291 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
14292 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
14293 (TARGET_N_FORMAT_TYPES): New.
14294 * config/i386/msformat-c.c: New.
14295 * config/i386/t-cygming: Add build rule for msformat-c.o.
14296 * doc/extend.texi: Add new format names gnu_* and ms_* and
14298 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
14300 2008-03-20 Ira Rosen <irar@il.ibm.com>
14302 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
14303 optimizations turned on under -O3.
14304 (ftree-vectorize): Add that the flag is turned on with -O3.
14306 2008-03-20 Ben Elliston <bje@au.ibm.com>
14308 * regmove.c (try_auto_increment): Fix spelling error in comment.
14309 * final.c (final_scan_insn): Likewise.
14311 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
14314 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
14315 allocator preferences for "y" and "r" class registers.
14316 ("*mov<mode>_internal"): Ditto.
14317 ("*movv2sf_internal_rex64"): Ditto.
14318 ("*movv2sf_internal"): Ditto.
14320 2008-03-19 Michael Matz <matz@suse.de>
14322 PR middle-end/35616
14323 * calls.c (expand_call): Check overlap of arguments with call
14324 address for sibcalls.
14326 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
14329 * stor-layout.c (update_alignment_for_field): Set minimum alignment
14330 of the underlying type of a MS bitfield layout to the natural
14331 alignment of the type.
14333 2008-03-19 Jan Hubicka <jh@suse.cz>
14336 * toplev.c (decode_d_option): Handle all CPP flags.
14337 * tree-vrp.c: Update tree_pass descriptors.
14338 * regrename.c: Update tree_pass descriptors.
14339 * fwprop.c: Update tree_pass descriptors.
14340 * doc/invoke.texi: Remove documentation of dropped -d? flags.
14341 * tree-into-ssa.c: Update tree_pass descriptors.
14342 * tree-dump.c: Update tree_pass descriptors.
14343 * tree-complex.c: Update tree_pass descriptors.
14344 * tree-dump.h: Update tree_pass descriptors.
14345 * see.c: Update tree_pass descriptors.
14346 * cgraphbuild.c: Update tree_pass descriptors.
14347 * tracer.c: Update tree_pass descriptors.
14348 * tree-loop-distribution.c: Update tree_pass descriptors.
14349 * cgraph.c: Update tree_pass descriptors.
14350 * postreload-gcse.c: Update tree_pass descriptors.
14351 * postreload.c: Update tree_pass descriptors.
14352 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
14353 * tree-tailcall.c: Update tree_pass descriptors.
14354 * tree-pass.h (tree_opt_pass): Rename to ...
14355 (opt_pass) ... this one; add "type" field and remove letter field.
14356 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
14357 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
14358 all_lowering_passes): Update declaration.
14359 * ipa-cp.c: Update tree_pass descriptors.
14360 * final.c: Update tree_pass descriptors.
14361 * omp-low.c: Update tree_pass descriptors.
14362 * tree-ssa-dse.c: Update tree_pass descriptors.
14363 * ipa-reference.c: Update tree_pass descriptors.
14364 * tree-ssa-uncprop.c: Update tree_pass descriptors.
14365 * auto-inc-dec.c: Update tree_pass descriptors.
14366 * reorg.c: Update tree_pass descriptors.
14367 * cgraphunit.c: Update tree_pass descriptors.
14368 * tree-ssa-copyrename.c: Update tree_pass descriptors.
14369 * tree-ssa-ccp.c: Update tree_pass descriptors.
14370 * df-core.c: Update tree_pass descriptors.
14371 * mode-switching.c: Update tree_pass descriptors.
14372 * tree-nomudflap.c: Update tree_pass descriptors.
14373 * modulo-sched.c: Update tree_pass descriptors.
14374 * ipa-pure-const.c: Update tree_pass descriptors.
14375 * cse.c: Update tree_pass descriptors.
14376 * web.c: Update tree_pass descriptors.
14377 * tree-stdarg.c: Update tree_pass descriptors.
14378 * tree-ssa-math-opts.c: Update tree_pass descriptors.
14379 * tree-ssa-dom.c: Update tree_pass descriptors.
14380 * tree-nrv.c: Update tree_pass descriptors.
14381 * tree-ssa-alias.c: Update tree_pass descriptors.
14382 * loop-init.c: Update tree_pass descriptors.
14383 * gimple-low.c: Update tree_pass descriptors.
14384 * ipa-inline.c: Update tree_pass descriptors.
14385 * tree-ssa-sink.c: Update tree_pass descriptors.
14386 * global.c: Update tree_pass descriptors.
14387 * ifcvt.c: Update tree_pass descriptors.
14388 * jump.c: Update tree_pass descriptors.
14389 * predict.c: Update tree_pass descriptors.
14390 * tree-ssa-loop.c: Update tree_pass descriptors.
14391 * recog.c: Update tree_pass descriptors.
14392 * dse.c: Update tree_pass descriptors.
14393 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
14394 * tree-eh.c: Update tree_pass descriptors.
14395 * regmove.c: Update tree_pass descriptors.
14397 * function.c: Update tree_pass descriptors.
14398 * tree-vectorizer.c: Update tree_pass descriptors.
14399 * gcse.c: Update tree_pass descriptors.
14400 * ipa-type-escape.c: Update tree_pass descriptors.
14401 * tree-if-conv.c: Update tree_pass descriptors.
14402 * init-regs.c: Update tree_pass descriptors.
14403 * ipa.c: Update tree_pass descriptors.
14404 * tree-ssa-phiopt.c: Update tree_pass descriptors.
14405 * rtl-factoring.c: Update tree_pass descriptors.
14406 * lower-subreg.c: Update tree_pass descriptors.
14407 * bt-load.c: Update tree_pass descriptors.
14408 * tree-dfa.c: Update tree_pass descriptors.
14409 * except.c: Update tree_pass descriptors.
14410 * emit-rtl.c: Update tree_pass descriptors.
14411 * cfgexpand.c: Update tree_pass descriptors.
14412 * tree-cfgcleanup.c: Update tree_pass descriptors.
14413 * cfgcleanup.c: Update tree_pass descriptors.
14414 * tree-ssa-pre.c: Update tree_pass descriptors.
14415 * tree-sra.c: Update tree_pass descriptors.
14416 * tree-mudflap.c: Update tree_pass descriptors.
14417 * tree-ssa-copy.c: Update tree_pass descriptors.
14418 * cfglayout.c: Update tree_pass descriptors.
14419 * tree-ssa-forwprop.c: Update tree_pass descriptors.
14420 * tree-ssa-dce.c: Update tree_pass descriptors.
14421 * tree-ssa.c: Update tree_pass descriptors.
14422 * regclass.c: Update tree_pass descriptors.
14423 * integrate.c: Update tree_pass descriptors.
14424 * tree-optimize.c: Update tree_pass descriptors.
14425 * tree-ssa-phiprop.c: Update tree_pass descriptors.
14426 * tree-object-size.c: Update tree_pass descriptors.
14427 * combine.c: Update tree_pass descriptors.
14428 * tree-outof-ssa.c: Update tree_pass descriptors.
14429 * bb-reorder.c: Update tree_pass descriptors.
14430 * stack-ptr-mod.c: Update tree_pass descriptors.
14431 * var-tracking.c: Update tree_pass descriptors.
14432 * tree-profile.c: Update tree_pass descriptors.
14433 * tree-vect-generic.c: Update tree_pass descriptors.
14434 * reg-stack.c: Update tree_pass descriptors.
14435 * sched-rgn.c: Update tree_pass descriptors.
14436 * tree-ssa-structalias.c: Update tree_pass descriptors.
14437 * tree-cfg.c: Update tree_pass descriptors.
14438 * passes.c (current_pass): Update declaration.
14439 (finish_optimization_passes): Update.
14440 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
14441 (register_one_dump_file, register_dump_files_1, next_pass_1):
14443 (init_optimization_passes): Update handling of new types.
14444 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
14445 * ipa-struct-reorg.c: Update tree_pass descriptors.
14446 * tree-ssa-reassoc.c: Update tree_pass descriptors.
14447 * combine-stack-adj.c: Update tree_pass descriptors.
14448 * cfgrtl.c: Update tree_pass descriptors.
14449 * dce.c: Update tree_pass descriptors.
14450 * tree-ssanames.c: Update tree_pass descriptors.
14452 2008-03-19 Richard Guenther <rguenther@suse.de>
14454 PR middle-end/35609
14455 * tree-ssa.c (walk_data): New structure.
14456 (warn_uninitialized_var): If not always_executed warn with "maybe"
14458 (execute_early_warn_uninitialized): Compute post-dominators.
14459 Initialize always_executed before processing each basic block.
14461 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
14464 * config/i386/i386.c (x86_this_parameter): Calculate correct location
14465 of "this" pointer when "regparm = N" or "fastcall" is in effect.
14467 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14469 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
14471 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
14473 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
14475 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
14476 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
14477 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
14478 target after ignore has been set, and move there also the commputation
14479 of subtarget and original_target.
14480 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
14481 (LANG_HOOKS_INITIALIZER): Remove it.
14482 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
14484 2008-03-18 Richard Guenther <rguenther@suse.de>
14486 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
14487 found an expression with constants, note that in the VN for the lhs.
14488 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
14489 fold them to constants if possible. Run cleanup_cfg if done so.
14490 (execute_pre): Return todo.
14491 (do_pre): Likewise.
14492 (execute_fre): Likewise.
14493 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
14495 (get_prop_source_stmt): Look through pointer conversions.
14497 2008-03-18 Jan Hubicka <jh@suse.cz>
14499 * tree-pretty-print.c: Include predict.h.
14500 (dump_generic_node): Dump predictor.
14501 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
14502 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
14503 * gimple-low.c (lower_stmt): Likewise.
14504 * expr.c (expand_expr_real): Likewise.
14505 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
14507 (build_predict_expr, build_predict_expr): New.
14508 * predict.h (predictor_name, build_predict_expr): Update.
14509 * c-typeck.c (c_finish_bc_stmt): Add prediction.
14510 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
14511 * predict.def (PRED_CONTINUE): Update hitrate.
14512 * tree.def (PREDICT_EXPR): Define.
14513 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
14514 do not handle BIND_EXPR.
14515 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
14516 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
14517 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
14520 2008-03-18 Michael Matz <matz@suse.de>
14522 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
14524 2008-03-18 Richard Guenther <rguenther@suse.de>
14526 * tree-gimple.h (is_gimple_invariant_address): Declare.
14527 (is_gimple_constant): Likewise.
14528 * tree-gimple.c (is_gimple_constant): New function.
14529 (is_gimple_invariant_address): Likewise.
14530 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
14531 and is_gimple_invariant_address.
14532 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
14534 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
14535 an addressable base.
14537 2008-03-18 Jakub Jelinek <jakub@redhat.com>
14539 PR middle-end/35611
14540 * gimplify.c (gimplify_expr): Gimplify second operand of
14543 2008-03-17 Richard Guenther <rguenther@suse.de>
14545 PR tree-optimization/19637
14546 * fold-const.c (fold_unary): Remove restrictions of removing
14547 intermediate pointer-conversions (P2)(P1)P0.
14548 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
14549 conversion to void pointer.
14550 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
14552 2008-03-16 James E. Wilson <wilson@tuliptree.org>
14555 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
14556 emulated thread local variables.
14558 2008-03-16 Richard Guenther <rguenther@suse.de>
14560 PR middle-end/35607
14561 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
14562 expand TREE_INVARIANT operations that are not gimple invariant.
14564 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
14566 * doc/extend.texi (Alignment): Say that the ABI controls
14567 the __alignof__ for non-strict-alignment targets rather
14568 than being a recommendation.
14570 2008-03-15 Paul Brook <paul@codesourcery.com>
14572 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
14574 (arm_output_fn_unwind): Mark functions that can not be unwound.
14576 2008-03-15 Paul Brook <paul@codesourcery.com>
14578 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
14579 extension instructions.
14581 2008-03-15 Richard Guenther <rguenther@suse.de>
14583 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
14584 and fold constant aggregate refs.
14585 (fold_const_aggregate_ref): Handle string constants
14586 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
14587 (evaluate_stmt): Simplify now that ccp_fold folds constant
14590 2008-03-15 Paul Brook <paul@codesourcery.com>
14592 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
14593 (extzv): Use gen_extzv_t2.
14594 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
14596 2008-03-15 Richard Guenther <rguenther@suse.de>
14598 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
14599 (fold_const_aggregate_ref): Likewise.
14600 (get_value): Return NULL if we don't have any values.
14601 (ccp_finalize): Set const_val to NULL after freeing it.
14602 * tree-flow.h (get_symbol_constant_value): Declare.
14603 (fold_const_aggregate_ref): Likewise.
14604 * tree-ssa-sccvn.c (try_to_simplify): Use them.
14606 2008-03-15 Richard Guenther <rguenther@suse.de>
14608 PR middle-end/35593
14609 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
14610 to not produce negative array indices if not allowed. Add
14611 parameter to indicate that.
14612 (maybe_fold_offset_to_component_ref): Allow negative array
14613 indices only for the first member of a structure.
14614 (maybe_fold_offset_to_reference): Allow negative array indices.
14615 (maybe_fold_stmt_addition): Likewise.
14617 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
14618 Anatoly Sokolov <aesok@post.ru>
14620 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
14621 (avr_arch): Add ARCH_AVR6.
14622 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
14623 (initial_elimination_offset): Initialize and use 'avr_pc_size'
14624 instead of fixed value 2.
14625 (print_operand_address): Use gs() asm specifier instead of pm().
14626 (avr_assemble_integer): (Ditto.).
14627 (avr_output_addr_vec_elt): (Ditto.).
14628 (print_operand): Handle "!" code.
14629 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
14630 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
14631 (AVR_HAVE_EIJMP_EICALL): Define.
14632 (AVR_3_BYTE_PC): Redefine.
14633 (AVR_2_BYTE_PC): (Ditto.).
14634 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
14635 (LINK_SPEC): Add atmega2560 and atmega2561.
14636 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
14638 * config/avr/avr.md (call_insn): Use eicall instead of icall
14639 for 3 byte PC devices.
14640 (call_value_insn): (Ditto.).
14641 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
14642 (indirect_jump): Use only for for 2 byte PC devices.
14643 (*tablejump): (Ditto.).
14644 (*indirect_jump_avr6): Add insn.
14645 (*tablejump_rjmp): Don't use for 3 byte PC devices.
14646 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
14647 instead of ijmp for 3 byte PC devices.
14648 (__tablejump2__): (Ditto.).
14649 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
14650 (MULITLIB_DIRNAMES): (Ditto.).
14651 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
14653 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
14655 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
14656 "sse2_umulsidi3". Use V1DI mode for operand 0.
14657 ("mmx_psadbw"): Use V1DI mode for operand 0.
14658 * config/i386/i386-modes.def (V1SI): New vector mode.
14659 * config/i386/i386.c (struct builtin_description)
14660 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
14661 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
14662 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
14663 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
14664 v1di_ftype_v8qi_v8qi type.
14665 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
14667 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
14668 __builtin_ia32_pmuludq]: Fix the mode of return value.
14670 2008-03-15 Richard Guenther <rguenther@suse.de>
14672 PR middle-end/35595
14673 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
14676 2008-03-14 Bob Wilson <bob.wilson@acm.org>
14678 * doc/invoke.texi (Option Summary, Xtensa Options): Document
14679 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
14680 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
14681 unless TARGET_SERIALIZE_VOLATILE is enabled.
14682 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
14683 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
14684 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
14686 2008-03-14 Richard Guenther <rguenther@suse.de>
14688 PR tree-optimization/34172
14689 * tree-flow.h (refs_may_alias_p): Declare.
14690 (get_single_def_stmt): Likewise.
14691 (get_single_def_stmt_from_phi): Likewise.
14692 (get_single_def_stmt_with_phi): Likewise.
14693 * tree-dfa.c (refs_may_alias_p): New function.
14694 (get_single_def_stmt): Likewise.
14695 (get_single_def_stmt_from_phi): Likewise.
14696 (get_single_def_stmt_with_phi): Likewise.
14697 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
14698 (vn_reference_lookup_1): New helper function.
14699 (vn_reference_lookup): Walk the virtual use-def chain to
14700 continue searching for a match if the def does not alias the
14701 reference we are looking for.
14703 2008-03-14 David Edelsohn <edelsohn@gnu.org>
14705 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
14706 archive and Perzl. Update The Written Word listing.
14708 2008-03-14 Richard Guenther <rguenther@suse.de>
14710 PR tree-optimization/34043
14711 PR tree-optimization/33989
14712 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
14714 (bitmap_find_leader): Use extra argument to verify dominance
14715 relationship inside a basic-block.
14716 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
14717 (find_leader_in_sets): Adjust.
14718 (create_component_ref_by_pieces): Take extra argument for
14719 dominance check, handle lookup failures.
14720 (find_or_generate_expression): Likewise.
14721 (create_expression_by_pieces): Likewise.
14722 (insert_into_preds_of_block): Adjust.
14723 (create_value_expr_from): If asked for, verify all operands
14724 are in the blocks AVAIL_OUT set.
14725 (make_values_for_stmt): Check for SSA_NAMEs that are life
14726 over an abnormal edge.
14727 (compute_avail): Remove such check.
14728 (do_SCCVN_insertion): New function.
14729 (eliminate): If we do not find a leader suitable for replacement
14730 insert a replacement expression from SCCVN if available.
14731 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
14732 (struct vn_ssa_aux): Add needs_insertion flag.
14733 * tree-ssa-sccvn.c (may_insert): New global flag.
14734 (copy_reference_ops_from_ref): Value-number union member access
14735 based on its size, not type and member if insertion is allowed.
14736 (visit_reference_op_load): For a weak match from union type
14737 punning lookup a view-converted value and insert a SSA_NAME
14738 for that value if that is not found.
14739 (visit_use): Make dumps shorter. Do not disallow value numbering
14740 SSA_NAMEs that are life over an abnormal edge to constants.
14741 (free_scc_vn): Release inserted SSA_NAMEs.
14742 (run_scc_vn): New flag to specify whether insertion is allowed.
14743 Process SSA_NAMEs in forward order.
14744 * tree-ssa-loop-im.c (for_each_index): Handle invariant
14745 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
14746 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
14747 pointer type to/from integral types that do not change the
14748 precision to regular conversions.
14750 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
14752 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
14753 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
14754 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
14755 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
14756 input arguments and the mode of return value. Built-in functions
14757 that operate on whole 64-bit MMX register now use V1DI mode.
14759 2008-03-13 Alon Dayan <alond@il.ibm.com>
14760 Olga Golovanevsky <olga@il.ibm.com>
14762 PR tree-optimization/35041
14763 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
14764 to locate the right position in a statement.
14766 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
14770 * config/i386/xmmintrin.h: Change all static inline functions to
14771 extern inline and add __gnu_inline__ attribute.
14772 * config/i386/bmintrin.h: Ditto.
14773 * config/i386/smmintrin.h: Ditto.
14774 * config/i386/tmmintrin.h: Ditto.
14775 * config/i386/mmintrin-common.h: Ditto.
14776 * config/i386/ammintrin.h: Ditto.
14777 * config/i386/emmintrin.h: Ditto.
14778 * config/i386/pmmintrin.h: Ditto.
14779 * config/i386/mmintrin.h: Ditto.
14780 * config/i386/mm3dnow.h: Ditto.
14782 2008-03-13 Jakub Jelinek <jakub@redhat.com>
14784 PR middle-end/35185
14785 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
14786 (lower_omp_2): New function.
14787 (lower_omp_1, lower_omp): Rewritten.
14789 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
14792 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
14793 with the phrase "Microsoft Windows compilers".
14794 (Push/Pop Macro Pragmas): New subsection. Document
14795 #pragma push_macro and pragma pop_macro.
14797 2008-03-12 Paul Brook <paul@codesourcery.com>
14799 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
14801 2008-03-12 Paul Brook <paul@codesourcery.com>
14803 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
14804 (thumb2_alusi3_short): Exclude PLUS and MINUS.
14805 (thumb2_addsi_shortim): Rename ...
14806 (thumb2_addsi_short): ... to this. Allow register operands.
14807 (thumb2_subsi_short): New pattern.
14808 (thumb2_one_cmplsi2_short,
14809 thumb2_negsi2_short): New patterns and peepholes.
14811 2008-03-12 Paul Brook <paul@codesourcery.com>
14813 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
14815 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
14817 * config/i386/i386.md (int_cond): New code iterator.
14819 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
14820 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
14821 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
14822 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
14823 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
14824 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
14825 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
14826 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
14828 2008-03-12 Paul Brook <paul@codesourcery.com>
14830 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
14831 instead of {arm,thumb}_compute_save_reg_mask.
14832 (output_return_instruction): Ditto.
14833 (thumb_unexpanded_epilogue): Ditto.
14834 (thumb1_expand_prologue): Ditto.
14835 (thumb1_output_function_prologue): Ditto.
14836 (arm_set_return_address): Ditto.
14837 (thumb_set_return_address): Ditto.
14838 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
14839 regs to achieve stack alignment.
14840 (thumb1_compute_save_reg_mask): Fix compiler warning.
14841 (arm_output_epilogue): Use offsets->saved_regs_mask.
14842 Adjust stack pointer by poping call clobered registers.
14843 (arm_expand_prologue): Use offsets->saved_regs_mask.
14844 Adjust stack pointer by pushing extra registers.
14845 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
14847 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
14850 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
14851 conversion to the operands of a multiplication.
14853 2008-03-12 Richard Guenther <rguenther@suse.de>
14855 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
14856 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
14857 * timevar.def (TV_TREE_PHIPROP): Add.
14858 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
14859 pass description. Use TV_TREE_PHIPROP.
14860 * tree-ssa-forwprop.c: Remove phiprop code.
14862 2008-03-12 Jakub Jelinek <jakub@redhat.com>
14864 PR middle-end/35549
14865 * omp-low.c (maybe_lookup_decl): Constify first argument.
14866 (use_pointer_for_field): Change last argument from bool to
14867 omp_context *. Disallow shared copy-in/out in nested
14868 parallel if decl is shared in outer parallel too.
14869 (build_outer_var_ref, scan_sharing_clauses,
14870 lower_rec_input_clauses, lower_copyprivate_clauses,
14871 lower_send_clauses, lower_send_shared_vars): Adjust callers.
14873 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
14874 Ira Rosen <irar@il.ibm.com>
14876 * tree-vectorizer.c (free_stmt_vec_info): New function.
14877 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
14878 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
14879 * tree-vectorizer.h (free_stmt_vec_info): Declare.
14880 * tree-vect-transform.c (vectorizable_conversion): Free
14881 vec_oprnds0 if it was allocated.
14882 (vect_permute_store_chain): Remove unused VECs.
14883 (vectorizable_store): Free VECs that are allocated in the..
14885 (vect_transform_strided_load, vectorizable_load): Likewise.
14886 (vect_remove_stores): Simplify the code.
14887 (vect_transform_loop): Move code to vect_remove_stores().
14888 Call vect_remove_stores() and free_stmt_vec_info().
14890 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14892 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
14893 TARGET_HPUX. Revise comment.
14894 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
14895 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
14896 Use sr4 variant of `be' instruction when not generating PIC code.
14897 (attr_length_call): Adjust for above change.
14899 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14901 * ipa-reference.c (static_execute): Remove module_statics_const and
14902 associated setting code.
14904 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
14907 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
14908 predicate for operand 1.
14909 (paritysi2_cmp): Use register_operand predicate for operand 2.
14910 Use earlyclobber modifier for operand 1. Remove support for
14912 (paritydi2_cmp): Use register_operand predicate for operand 3.
14913 Use earlyclobber modifier for operand 1. Remove support for
14916 2008-03-11 Paul Brook <paul@codesourcery.com>
14917 Vladimir Prus <vladimir@codesourcery.com>
14919 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
14920 (arm_compute_save_reg0_reg12_mask): Always
14921 check if register 11 must be saved. Always safe hard frame pointer
14922 when frame_pointer_needeed.
14923 (arm_compute_save_reg_mask): Save IP and PC
14924 only with apcs frames.
14925 (arm_output_epilogue): Adjust Thumb2 codepath to
14926 be also invoked and work for ARM non-apcs frames.
14927 (arm_expand_prologue): Don't bother saving IP
14928 for non-apcs frame, since it's not clobbered by
14929 prologue code. Implement non-apcs frame
14932 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
14934 PR rtl-optimization/35281
14935 * expr.c (convert_move): Use a new pseudo for the intermediate
14936 from_mode->word_mode result.
14938 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
14940 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
14941 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
14942 * toplev.c (compile_file): Don't call it.
14944 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
14946 PR middle-end/35526
14947 * expr.c (store_expr): Call emit_block_move if the mode
14948 of "temp" RTX is BLKmode.
14950 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14951 Richard Guenther <rguenther@suse.de>
14953 PR tree-optimization/31358
14954 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
14955 the step with a NULL_TREE.
14956 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
14957 to sizetype if type is a pointer type.
14958 (add_candidate_1): Don't convert the base and step to
14959 the generic type if the orginal type is a pointer type.
14960 (add_iv_value_candidates): Use sizetype for the step
14961 if type is a pointer type.
14962 (cand_value_at): Likewise.
14963 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
14965 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
14966 Don't convert the tem affine to the type.
14967 (add_elt_to_tree): Use sizetype for the step if a pointer.
14968 Use POINTER_PLUS_EXPR for pointers.
14969 (aff_combination_to_tree): Use sizetype for the step if a
14972 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
14974 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
14975 Remove commutativity hint.
14977 2008-03-10 Jakub Jelinek <jakub@redhat.com>
14981 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
14982 errorneous type. Check that v is a VAR_DECL.
14984 PR middle-end/35099
14985 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
14987 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
14989 PR tree-optimization/35494
14990 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
14991 may be overriden at link and run time.
14993 2008-03-10 Richard Guenther <rguenther@suse.de>
14995 PR tree-optimization/34677
14996 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
14997 (poolify_tree): Likewise.
14998 (modify_expr_template): Likewise.
14999 (poolify_modify_stmt): Likewise.
15000 (insert_fake_stores): Handle all component-ref style stores
15001 in addition to INDIRECT_REF. Also handle complex types.
15002 Do not poolify the inserted load.
15003 (realify_fake_stores): Do not rebuild the tree but only
15004 make it a SSA_NAME copy.
15005 (init_pre): Remove initialzation of modify_expr_template.
15006 Do not allocate modify_expr_node_pool.
15007 (fini_pre): Do not free modify_expr_node_pool.
15009 2008-03-10 Paul Brook <paul@codesourcery.com>
15011 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
15012 to avoid conflicts.
15014 2008-03-10 Paul Brook <paul@codesourcery.com>
15015 Mark Shinwell <shinwell@codesourcery.com>
15017 * config/arm/cortex-r4.md: New.
15018 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
15020 * config/arm/arm.md: Include cortex-r4.md.
15021 (insn): Add smmls, sdiv and udiv values.
15022 (generic_sched): Don't use generic scheduling for Cortex-R4.
15023 (arm_issue_rate): New function.
15024 (TARGET_SCHED_ISSUE_RATE): Define.
15026 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
15028 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
15030 2008-03-10 Richard Guenther <rguenther@suse.de>
15032 * tree-ssa-pre.c (get_sccvn_value): Simplify.
15033 (compute_avail): Do not add stmt uses to AVAIL_OUT.
15035 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
15037 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
15038 Set default to true.
15040 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15042 * c.opt (Wsynth): Deprecate.
15043 * doc/invoke.texi (Option Summary, Warning Options): Document
15044 -Wno-format-contains-nul.
15046 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
15049 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
15050 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
15052 2008-03-09 Ira Rosen <irar@il.ibm.com>
15054 * config/rs6000/rs6000.c (builtin_description): Rename vector
15055 left shift operations.
15056 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
15057 (altivec_vsl<VI_char>): Rename to ...
15058 (ashl<mode>3): ... new name.
15059 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
15061 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
15063 2008-03-08 Richard Guenther <rguenther@suse.de>
15065 * coverage.h (tree_coverage_counter_addr): Declare.
15066 * coverage.c (tree_coverage_counter_addr): New function.
15067 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
15068 before using again.
15069 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
15070 (tree_gen_one_value_profiler): Likewise.
15071 (tree_gen_ic_profiler): Likewise.
15072 (tree_gen_average_profiler): Likewise.
15073 (tree_gen_ior_profiler): Likewise.
15075 2008-03-08 Richard Guenther <rguenther@suse.de>
15077 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
15078 (vn_binary_op_insert): Likewise.
15079 (vn_unary_op_lookup): Likewise.
15080 (vn_unary_op_insert): Likewise.
15081 (vn_nary_op_lookup): Declare.
15082 (vn_nary_op_insert): Likewise.
15083 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
15084 and binary hashes, use a single obstack for unary_op_pool
15085 and binary_op_pool.
15086 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
15087 a single struct vn_nary_op_s. Store tree code length and
15088 a variable number of operands.
15089 (struct vn_reference_op_struct): Remove unused op2.
15090 (vn_reference_op_eq): Do not compare op2.
15091 (vn_reference_op_compute_hash): Do not compute hash of op2.
15092 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
15093 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
15094 with vn_nary_op_compute_hash.
15095 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
15096 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
15098 (vn_unary_op_insert, vn_binary_op_insert): Replace with
15100 (visit_unary_op): Call nary functions.
15101 (visit_binary_op): Likewise.
15102 (process_scc): Adjust for struct vn_tables_s changes.
15103 (allocate_vn_table): Likewise.
15104 (free_vn_table): Likewise.
15105 * tree-vn.c (vn_add): Call nary functions.
15106 (vn_lookup): Likewise.
15108 2008-03-08 Jakub Jelinek <jakub@redhat.com>
15111 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
15112 wdst back after sync_compare_and_swapqhi_internal.
15114 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
15117 * config/i386/i386-modes.def (V1DI): New vector mode.
15118 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
15119 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
15120 (MMXMODE248): Ditto.
15121 (MMXMODE): Add V1DI mode.
15122 (mmxvecsize): Change DI mode to V1DI mode.
15123 ("mov<mode>): Use MMXMODEI8 mode iterator.
15124 ("*mov<mode>_internal_rex64"): Ditto.
15125 ("*mov<mode>_internal"): Ditto.
15126 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
15127 ("mmx_sub<mode>3"): Ditto.
15128 ("mmx_adddi3"): Remove insn pattern.
15129 ("mmx_subdi3"): Ditto.
15130 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
15131 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
15132 ("mmx_ashl<mode>3"): Ditto.
15133 ("mmx_lshrdi3"): Remove insn pattern.
15134 ("mmx_ashldi3"): Ditto.
15135 * config/i386/i386.c (classify_argument): Handle V1DImode.
15136 (function_arg_advance_32): Ditto.
15137 (function_arg_32): Ditto.
15138 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
15139 mmx_addv1di3 insn pattern.
15140 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
15141 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
15142 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
15143 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
15144 Remove definitions of built-in functions.
15145 (V1DI_type_node): New node.
15146 (v1di_ftype_v1di_int): Ditto.
15147 (v1di_ftype_v1di_v1di): Ditto.
15148 (v2si_ftype_v2si_si): Ditto.
15149 (v4hi_ftype_v4hi_di): Remove node.
15150 (v2si_ftype_v2si_di): Ditto.
15151 (ix86_init_mmx_sse_builtins): Handle V1DImode.
15152 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
15153 Redefine builtins using def_builtin_const with *_ftype_*_int node.
15154 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
15155 Add new builtins using def_builtin_const.
15156 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
15157 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
15158 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
15159 * config/i386/mmintrin.h (__v1di): New typedef.
15160 (_mm_add_si64): Cast arguments to __v1di type.
15161 (_mm_sub_si64): Ditto.
15162 (_mm_sll_pi16): Cast __count to __v4hi type.
15163 (_mm_sll_pi32): Cast __count to __v2si type.
15164 (_mm_sll_si64): Cast arguments to __v1di type.
15165 (_mm_srl_pi16): Cast __count to __v4hi type.
15166 (_mm_srl_pi32): Cast __count to __v2si type.
15167 (_mm_srl_si64): Cast arguments to __v1di type.
15168 (_mm_sra_pi16): Cast __count to __v4hi type.
15169 (_mm_sra_pi32): Cast __count to __v2si type.
15170 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
15171 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
15172 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
15173 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
15174 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
15175 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
15176 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
15177 (_mm_srai_pi32): Use __builtin_ia32_psradi.
15178 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
15179 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
15180 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
15181 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
15183 2008-03-07 Joseph Myers <joseph@codesourcery.com>
15185 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
15187 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
15190 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
15191 reg+const addressing for Altivec modes. Don't generate reg+reg
15192 addressing for TFmode or TDmode quantities.
15194 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
15196 * c-common.c (vector_types_convertible_p): Call langhook
15197 instead of comptypes.
15199 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15202 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
15203 integral and scalar float variables which have a
15206 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
15208 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
15209 dwarf_register_span hook when emitting unwind information for
15210 register-to-memory saves.
15211 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
15212 (rs6000_frame_related): Remove call to spe_synthesize_frame.
15214 2008-03-06 Jakub Jelinek <jakub@redhat.com>
15216 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
15217 for the same VAR_DECL.
15219 2008-03-06 Tom Tromey <tromey@redhat.com>
15221 * treelang: Delete.
15222 * doc/standards.texi (Standards): Don't mention treelang.
15223 * doc/invoke.texi (Overall Options): Don't mention treelang.
15224 * doc/install.texi (Prerequisites): Don't mention bison or
15226 (Configuration): Don't mention treelang.
15227 (Building): Likewise.
15228 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
15230 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
15232 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
15233 word-extractions out of a multi-word object.
15235 2008-03-06 Richard Guenther <rguenther@suse.de>
15237 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
15238 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
15239 result type and precision.
15240 * expr.c (get_inner_reference): Set unsignedp based on the result
15241 type of BIT_FIELD_REF.
15242 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
15243 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
15244 (try_instantiate_multiple_fields): Likewise. Use the correct type
15246 (sra_build_assignment): Likewise.
15247 (sra_build_elt_assignment): Likewise.
15248 (sra_explode_bitfield_assignment): Likewise.
15249 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
15250 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
15251 set BIT_FIELD_REF_UNSIGNED.
15252 (vectorizable_load): Likewise.
15254 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
15256 * cse.c (cse_extended_basic_block): Invalidate artificial defs
15259 2008-03-06 Richard Guenther <rguenther@suse.de>
15261 * alias.c (struct alias_set_entry): Move has_zero_child field
15262 to pack with alias_set.
15264 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
15266 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
15269 2008-03-05 Ian Lance Taylor <iant@google.com>
15271 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
15273 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
15275 * fwprop.c (update_df): Support width and offset parameters of
15277 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
15278 global_conflicts): Change DF_REF_EXTRACT to either
15279 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15280 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15281 * df-scan.c (df_ref_record, df_defs_record,
15282 df_ref_create_structure, df_def_record_1, df_uses_record,
15283 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
15284 df_bb_refs_collect, df_entry_block_defs_collect,
15285 df_exit_block_uses_collect): Support new width and offset fields.
15286 (ref_extract_pool): New storage pool.
15287 (df_free_ref): New function.
15288 (df_reg_chain_unlink, df_free_collection_rec,
15289 df_sort_and_compress_refs): Call df_free_ref.
15290 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
15292 (df_ref_create_structure): Allocate df_ref_extract if offset and
15293 width fields are used.
15294 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
15295 (df_uses_record): Get offset and width from ZERO_EXTRACT
15297 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
15298 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15299 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15300 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
15301 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15302 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15303 (df_ref_extract): New structure.
15304 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
15305 (df_ref_create): Add width and offset parameters.
15307 2008-03-05 Richard Guenther <rguenther@suse.de>
15309 * tree-ssa-structalias.c (get_constraint_for_component_ref):
15310 Use ranges_overlap_p.
15311 (offset_overlaps_with_access): Rename
15312 to ranges_overlap_p and move ...
15313 * tree-flow-inline.h (ranges_overlap_p): ... here.
15315 * tree.h (get_inner_reference, handled_component_p): Update
15318 * tree.h (record_component_aliases, get_alias_set,
15319 alias_sets_conflict_p, alias_sets_must_conflict_p,
15320 objects_must_conflict_p): Move declarations ...
15321 * alias.h (record_component_aliases, get_alias_set,
15322 alias_sets_conflict_p, alias_sets_must_conflict_p,
15323 objects_must_conflict_p): ... here.
15324 Include coretypes.h.
15325 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
15327 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
15329 * cfg.c: Include tree-flow.h.
15330 (remove_edge_raw): Call redirect_edge_var_map_clear.
15331 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
15332 * tree-flow-inline.h (redirect_edge_var_map_def): New.
15333 (redirect_edge_var_map_result): New.
15334 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
15335 PENDING_STMT use with redirect_edge_var_map_*.
15336 * tree-ssa.c (edge_var_maps): New definition.
15337 (redirect_edge_var_map_add): New.
15338 (redirect_edge_var_map_clear): New.
15339 (redirect_edge_var_map_dup): New.
15340 (redirect_edge_var_map_vector): New.
15341 (redirect_edge_var_map_destroy): New.
15342 (ssa_redirect_edge): Replace PENDING_STMT use with
15343 redirect_edge_var_map_*.
15344 (flush_pending_stmts): Same.
15345 (delete_tree_ssa): Destroy edge var map.
15346 * tree-flow.h (struct _edge_var_map): New.
15347 Define edge_var_map vector type.
15348 Declare redirect_edge_var_map_* prototypes.
15349 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
15350 * tree-cfg.c (reinstall_phi_args): Replace
15351 PENDING_STMT use with redirect_edge_var_map_*.
15353 2008-03-05 Richard Guenther <rguenther@suse.de>
15355 PR tree-optimization/35472
15356 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
15357 whose single use_stmt has a overlapping set of loaded and
15358 stored symbols as that use_stmt might be a noop assignment then.
15360 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
15362 * gthr-rtems.h: Implement __gthread_mutex_destroy.
15364 2008-03-05 Richard Guenther <rguenther@suse.de>
15367 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
15368 should be constants.
15369 * tree-cfg.c (verify_expr): Verify it.
15370 * fold-const.c (fold_truthop): Remove code generating
15371 BIT_FIELD_REFs of structure bases.
15372 (fold_binary): Likewise.
15373 (fold_ternary): Position and size of BIT_FIELD_REFs are
15374 always host integers.
15375 (make_bit_field_ref): Remove.
15376 (optimize_bit_field_compare): Remove.
15377 (all_ones_mask_p): Remove.
15379 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
15382 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
15383 (split_block_and_df_analyze): New. Split basic block and rebuild
15385 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
15387 (split_pattern_seq): Likewise.
15388 (erase_matching_seqs): Likewise.
15389 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
15391 2008-03-04 Geoff Keating <geoffk@apple.com>
15393 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
15394 declaration and code.
15395 (tree_invalid_nonnegative_warnv_p): Likewise.
15397 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
15399 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
15400 examples. Truncate option-names then causing overfull hbox.
15402 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15405 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
15407 * configure: Rebuilt.
15409 2008-03-04 Rafael Espindola <espindola@google.com>
15411 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
15412 (tree_unary_nonnegative_warnv_p): New.
15413 (tree_binary_nonnegative_warnv_p): New.
15414 (tree_single_nonnegative_warnv_p): New.
15415 (tree_invalid_nonnegative_warnv_p): New.
15416 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
15418 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15421 * opts.c (handle_option): Postpone 'unknown option' errors only for
15424 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
15427 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
15430 2008-03-04 Rafael Espindola <espindola@google.com>
15432 * fold-const.c (tree_unary_nonzero_warnv_p): New.
15433 (tree_binary_nonzero_warnv_p): New.
15434 (tree_single_nonzero_warnv_p): New.
15435 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
15437 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
15439 PR middle-end/35456
15440 * fold-const.c (fold_cond_expr_with_comparison): Prevent
15441 transformations for modes that have signed zeros.
15442 * ifcvt.c (noce_try_abs): Ditto.
15444 2008-03-04 Joseph Myers <joseph@codesourcery.com>
15446 * config/i386/i386.c (override_options): Force
15447 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
15449 2008-03-04 Jan Hubicka <jh@suse.cz>
15452 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
15455 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15457 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
15458 label to probe the stack.
15460 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15462 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
15463 (__gthr_win32_mutex_destroy): Declare.
15464 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
15465 __gthr_win32_mutex_destroy.
15466 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
15468 2008-03-03 Jan Hubicka <jh@suse.cz>
15471 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
15472 aggressive on inlining cold calls.
15474 2008-03-03 Richard Guenther <rguenther@suse.de>
15476 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
15477 struct copies into the expression table.
15478 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
15479 (try_to_simplify): Likewise.
15480 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
15481 integral and pointer arguments which do not change the
15482 precision to NOP_EXPRs.
15483 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
15484 VIEW_CONVERT_EXPR case.
15486 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
15488 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
15489 defined in a loop at depth 0 is invariant.
15490 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
15491 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
15492 be called at loop depth 0.
15494 2008-03-02 Jakub Jelinek <jakub@redhat.com>
15497 * gcc.c (process_command): Update copyright notice dates.
15498 * gcov.c (print_version): Likewise.
15499 * gcov-dump.c (print_version): Likewise.
15500 * mips-tfile.c (main): Likewise.
15501 * mips-tdump.c (main): Likewise.
15503 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15506 * c-common.c (flag_permissive): Delete.
15507 (constant_expression_warnings): Check flags first.
15508 (constant_expression_error): New.
15509 * c-common.h (flag_permissive): Delete.
15510 (constant_expression_error): Declare.
15511 * flags.h (flag_permissive): Declare. Update description.
15512 * diagnostic.c (pedwarn): Update.
15514 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
15515 (permissive_error_kind): New.
15516 * toplev.c (flag_permissive): Define. Update description.
15517 * toplev.h (permissive_error_kind): Declare.
15518 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
15519 (pedwarn_c90): Use pedantic_warning_kind.
15520 * c-opts.c (c_common_post_options): flag_permissive does not affect
15521 flag_pedantic_errors.
15523 2008-03-02 Joseph Myers <joseph@codesourcery.com>
15525 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
15526 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
15527 __absvsi2, __absvDI2): Use unsigned arithmetic.
15529 2008-03-02 Andi Kleen <ak@suse.de>
15530 Richard Guenther <rguenther@suse.de>
15532 * struct-equiv.c: Remove file.
15533 * cfg_cleanup.c (condjump_equiv_p): Remove.
15534 * Makefile.in (OBJS-common): Remove struct-equiv.o.
15535 (struct-equiv.o): Remove rule.
15536 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
15537 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
15538 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
15540 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15542 * ifcvt.c (noce_process_if_block): Try to handle only the then
15543 block if the else block exists but isn't suitable.
15545 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15548 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
15549 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
15550 regression from previous patch.
15552 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15555 * gthr.h: Add __gthread_mutex_destroy as a function that must be
15557 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
15558 * gthr-single.h (__gthread_mutex_destroy): Likewise.
15559 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
15560 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
15561 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
15562 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
15563 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
15564 (__gthread_mutex_destroy_function): Rename to
15565 __gthread_mutex_destroy.
15566 * gthr-dce.h (__gthread_mutex_destroy): Call
15567 pthread_mutex_destroy.
15568 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
15569 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
15570 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
15572 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15574 * df-scan.c (df_ref_chain_change_bb): Simplify.
15575 (df_insn_change_bb): Add new_bb argument. Simplify. Call
15576 set_block_for_insn if there's any change.
15577 * df.h ((df_insn_change_bb): Fix prototype.
15578 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
15579 df_insn_change_bb, don't call set_block_for_insn.
15580 * emit-rtl.c (reorder_insns): Likewise.
15581 * haifa-sched.c (move_insn): Likewise.
15583 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15585 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
15587 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15589 * tree-flow-inline.h (next_readonly_imm_use): Return
15590 NULL_USE_OPERAND_P after the end.
15592 2008-03-01 Richard Guenther <rguenther@suse.de>
15594 PR tree-optimization/35411
15595 * tree-sra.c (sra_build_assignment): Split conversion to
15596 final type to a separate statement if we are not assigning
15599 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15601 * fold-const.c (fold_convertible_p): Correct the logic to follow
15602 that in fold_convert().
15604 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
15607 * tree-inline.c (build_duplicate_type): When we make a
15608 duplicate type, make it unique in the canonical types system.
15610 2008-02-29 Tom Tromey <tromey@redhat.com>
15612 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
15613 input_file_stack_history, input_file_stack_restored): Remove.
15614 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15615 * input.h (struct file_stack): Remove.
15616 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15617 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
15619 * diagnostic.h (struct diagnostic_context) <last_module>: Change
15621 (diagnostic_last_module_changed): Add 'map' argument.
15622 (diagnostic_set_last_function): Likewise.
15623 * diagnostic.c (undiagnostic_report_current_module): Iterate using
15624 line map, not input_file_stack.
15625 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
15627 2008-02-29 Paul Brook <paul@codesourcery.com>
15629 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
15631 2008-02-29 Paul Brook <paul@codesourcery.com>
15633 * config/arm/ieee754-df.S (muldf3): Use RET macros.
15635 2008-02-29 Richard Guenther <rguenther@suse.de>
15637 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
15639 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
15640 value for comparing for a store match.
15641 (simplify_unary_expression): Do nothing for SSA_NAMEs.
15642 (try_to_simplify): Do not do a full-blown reference lookup.
15644 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15646 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
15647 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
15649 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
15651 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
15653 * tree-loop-linear.c (try_interchange_loops): Compare memory access
15654 strides against cache sizes.
15656 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15658 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
15661 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
15663 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
15664 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
15665 is smaller than the original promoted value.
15666 (simplify_subreg): If OP is a SUBREG, try to preserve its
15667 SUBREG_PROMOTED_VAR_P information.
15669 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
15671 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
15672 (VN_INFO_GET): Allocate new objects on the obstack.
15673 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
15674 for rpo_numbers_temp, for consistency.
15675 (free_scc_vn): Free the obstack.
15677 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
15679 * doc/invoke.texi: Document -ftree-loop-distribution.
15680 * tree-loop-distribution.c: New.
15681 * tree-pass.h (pass_loop_distribution): New.
15682 * graphds.h (struct graph): Add htab_t indices.
15683 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
15684 * tree-vectorizer.c (rename_variables_in_loop): Extern.
15685 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
15686 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
15687 * tree-data-ref.c (debug_data_dependence_relations): New.
15688 (dump_data_dependence_relation): Also print data references.
15689 (free_data_ref): Extern.
15690 (same_access_functions): Moved...
15691 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
15692 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15693 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
15694 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
15695 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
15696 (stmts_from_loop): Skip LABEL_EXPR.
15697 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
15699 (build_rdg): Initialize rdg->indices htab.
15700 (free_rdg, stores_from_loop, ref_base_address,
15701 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
15702 have_similar_memory_accesses_1, ref_base_address_1,
15703 remove_similar_memory_refs): New.
15704 * tree-data-ref.h: Depend on tree-chrec.h.
15705 (debug_data_dependence_relations, free_data_ref): Declared.
15706 (same_access_functions): ... here.
15707 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
15709 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
15710 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
15711 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
15712 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15713 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
15714 rdg_vertex_for_stmt): Declared.
15715 (struct rdg_edge): Add level.
15717 (free_rdg, stores_from_loop, remove_similar_memory_refs,
15718 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
15720 (rdg_has_similar_memory_accesses): New.
15721 * tree-vect-analyze.c: Remove unused static decls.
15722 * lambda.h (dependence_level): New.
15723 * common.opt (ftree-loop-distribution): New.
15724 * tree-flow.h (mark_virtual_ops_in_bb,
15725 slpeel_tree_duplicate_loop_to_edge_cfg,
15726 rename_variables_in_loop): Declared.
15727 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
15728 (OBJS-common): Add tree-loop-distribution.o.
15729 (tree-loop-distribution.o): New rule.
15730 * tree-cfg.c (mark_virtual_ops_in_bb): New.
15731 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
15732 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
15734 2008-02-28 Joseph Myers <joseph@codesourcery.com>
15737 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
15738 other than structures and unions.
15740 2008-02-28 Richard Guenther <rguenther@suse.de>
15743 2008-02-26 Richard Guenther <rguenther@suse.de>
15745 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15746 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15747 (lookup_decl_from_uid): Declare.
15748 (remove_decl_from_map): Likewise.
15749 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15750 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15751 (decl_for_uid_map): New global hashtable mapping DECL_UID
15753 (init_ttree): Allocate it.
15754 (insert_decl_to_uid_decl_map): New helper function.
15755 (make_node_stat): Insert new decls into the map.
15756 (copy_node_stat): Likewise.
15757 (lookup_decl_from_uid): New function.
15758 (remove_decl_from_map): Likewise.
15759 (print_decl_for_uid_map_statistics): New helper.
15760 (dump_tree_statistics): Call it.
15762 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15763 (referenced_var_iterator): Adjust.
15764 (FOR_EACH_REFERENCED_VAR): Adjust.
15765 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15766 (num_referenced_vars): Adjust.
15767 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15768 (first_referenced_var): Remove.
15769 (end_referenced_vars_p): Likewise.
15770 (next_referenced_var): Likewise.
15771 (referenced_var_iterator_set): New helper function.
15772 * tree-dfa.c (referenced_var_lookup): Adjust.
15773 (referenced_var_check_and_insert): Likewise.
15774 (remove_referenced_var): Likewise.
15775 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15776 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15777 (verify_call_clobbering): Likewise.
15778 (verify_memory_partitions): Likewise.
15779 (init_tree_ssa): Allocate bitmap instead of hashtable for
15781 (delete_tree_ssa): Adjust.
15782 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15783 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15784 (compute_tag_properties): Likewise.
15785 (set_initial_properties): Likewise.
15786 (find_partition_for): Likewise.
15787 (update_reference_counts): Likewise.
15788 (dump_may_aliases_for): Likewise.
15789 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15790 (add_call_clobber_ops): Likewise.
15791 (add_call_read_ops): Likewise.
15792 (get_asm_expr_operands): Likewise.
15793 * tree-into-ssa.c (dump_decl_set): Likewise.
15794 (update_ssa): Likewise.
15795 * tree-sra.c (scan_function): Likewise.
15796 (decide_instantiations): Likewise.
15797 (scalarize_parms): Likewise.
15798 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15799 (dsa_named_for): Likewise.
15800 * tree-ssa-structalias.c (update_alias_info): Likewise.
15801 (merge_smts_into): Likewise.
15803 2008-02-27 David Daney <ddaney@avtrex.com>
15806 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
15807 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
15808 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
15809 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
15810 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
15812 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
15815 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
15816 (BUILT_IN_NEXTTOWARD): Remove.
15817 (BUILT_IN_NEXTTOWARDF): Ditto.
15818 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
15819 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
15821 2008-02-27 Tom Tromey <tromey@redhat.com>
15823 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
15824 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
15826 2008-02-27 Jan Beulich <jbeulich@novell.com>
15828 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
15829 update the respective field on newdecl.
15831 2008-02-27 Revital Eres <eres@il.ibm.com>
15833 PR rtl-optimization/34999
15834 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
15835 crossing edges that ends with a call insn.
15836 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
15837 call insn and clear the EDGE_CROSSING flag of the crossing edge
15838 when fixing fallthru edges.
15840 2008-02-27 Richard Guenther <rguenther@suse.de>
15842 PR middle-end/35390
15843 * fold-const.c (fold_unary): Return the correct argument,
15844 converted to the result type.
15846 2008-02-27 Richard Guenther <rguenther@suse.de>
15848 PR middle-end/34971
15849 * expr.c (expand_expr_real_1): Assert on rotates that operate
15851 * fold-const.c (fold_binary): Use the types precision, not the
15852 bitsize of the mode if folding rotate expressions. Build rotates
15853 only for full modes.
15855 2008-02-27 Jakub Jelinek <jakub@redhat.com>
15857 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
15858 and CPP_PRAGMA_EOL.
15859 * c-pragma.c (pragma_ns_name): New typedef.
15860 (registered_pp_pragmas): New variable.
15861 (c_pp_lookup_pragma): New function.
15862 (c_register_pragma_1): If flag_preprocess_only, do nothing
15863 for non-expanded pragmas, for expanded ones push pragma's
15864 namespace and name into registered_pp_pragmas vector.
15865 (c_invoke_pragma_handler): Register OpenMP pragmas even when
15866 flag_preprocess_only, don't register GCC pch_preprocess
15867 pragma if flag_preprocess_only.
15868 * c-opts.c (c_common_init): Call init_pragma even if
15869 flag_preprocess_only.
15870 * c-pragma.c (c_pp_lookup_pragma): New prototype.
15871 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
15872 cpp_register_pragma if flag_preprocess_only.
15874 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15877 * c-parser.c (c_parser_translation_unit): Warn for empty
15878 translation unit, not empty source file.
15880 2008-02-26 Paul Brook <paul@codesourcery.com>
15882 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
15883 operand for Thumb-2.
15884 * config/arm/arm.h (reg_class): Add CORE_REGS.
15885 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
15886 (BASE_REG_CLASS): Use CORE_REGS.
15887 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
15888 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
15889 (REGNO_OK_FOR_INDEX_P): Exclude SP.
15890 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
15891 ARM_REGNO_OK_FOR_INDEX_P.
15892 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
15893 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
15894 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
15895 (ldm/stm peepholes): Ditto.
15896 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
15897 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
15898 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
15899 * config/arm/constraints.md: Enable "k" constraint on ARM.
15901 2008-02-27 Ben Elliston <bje@au.ibm.com>
15903 * config/rs6000/rs6000.c: Annotate cache line size field in all
15904 instances of struct processor_costs.
15906 2008-02-26 David Edelsohn <edelsohn@gnu.org>
15908 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
15909 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
15910 jump_bypass): New counters.
15911 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
15912 * dce.c (gate_ud_dce): Same.
15913 (gate_fast_dce): Same.
15914 * dse.c (gate_dse1): New function.
15915 (gate_dse2): New function.
15916 (gate_dse): Merge results of new gate functions.
15917 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
15918 (gate_handle_jump_bypass): Add dbg_cnt.
15919 (gate_handle_gcse): Add dbg_cnt.
15920 * ifcvt.c (gate_handle_if_conversion): Same.
15921 (gate_handle_if_after_combine): Same.
15922 (gate_handle_if_after_reload): Same.
15923 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
15925 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
15927 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
15929 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
15931 2008-02-26 Jason Merrill <jason@redhat.com>
15934 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
15935 alone if it's the naming decl for the type's main variant.
15937 2008-02-26 Tom Tromey <tromey@redhat.com>
15939 * system.h (USE_MAPPED_LOCATION): Poison.
15940 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
15941 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
15942 (make_goto_expr_edges): Likewise.
15943 (remove_bb): Likewise.
15944 (execute_warn_function_return): Likewise.
15945 * basic-block.h (struct edge_def) <goto_locus>: Change type to
15947 * c-common.c (fname_decl): Remove old location code.
15948 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
15950 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
15952 (ASM_INPUT_SOURCE_LOCATION): Likewise.
15953 (gen_rtx_ASM_INPUT): Likewise.
15954 (gen_rtx_ASM_INPUT_loc): Likewise.
15955 (get_rtx_asm_OPERANDS): Remove.
15956 * cfglayout.c (insn_locators_alloc): Remove old location code.
15957 (set_curr_insn_source_location): Likewise.
15958 (curr_insn_locator): Likewise.
15959 * print-tree.c (print_node): Remove old location code.
15960 * tree-mudflap.c (mf_varname_tree): Remove old location code.
15961 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
15962 * cfgexpand.c (expand_gimple_cond_expr): Don't use
15963 location_from_locus.
15964 (construct_exit_block): Remove old location code.
15965 * emit-rtl.c (force_next_line_note): Remove old location code.
15966 * profile.c (branch_prob): Remove old location code.
15967 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
15968 LOC_LINE): Remove old-location variants.
15969 * langhooks.c (lhd_print_error_function): Remove old location
15971 * configure, config.in: Rebuilt.
15972 * configure.ac (--enable-mapped-location): Remove.
15973 * c-decl.c (c_init_decl_processing): Remove old location code.
15974 (finish_function): Likewise.
15975 * recog.c (decode_asm_operands): Remove old location code.
15976 * c-pch.c (c_common_read_pch): Remove old location code.
15977 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
15979 * gimple-low.c (lower_function_body): Remove old location code.
15980 * toplev.c (unknown_location): Remove.
15981 (push_srcloc): Remove old-location variant.
15982 (process_options): Remove old location code.
15983 (lang_dependent_init): Likewise.
15984 * input.h (UNKNOWN_LOCATION): Move definition.
15985 (location_t): Undeprecate.
15986 (source_locus): Remove.
15987 (location_from_locus): Remove.
15988 (struct location_s): Remove.
15989 Remove all old-location code.
15990 (input_line, input_filename): Remove.
15991 * final.c (final_scan_insn): Remove old location code.
15992 * diagnostic.c (diagnostic_build_prefix): Remove
15993 USE_MAPPED_LOCATION test.
15994 * tree.h (gimple_stmt) <locus>: Now a location_t.
15995 (tree_exp) <locus>: Likewise.
15996 (DECL_IS_BUILTIN): Remove old-location variant.
15997 (annotate_with_file_line, annotate_with_locus): Likewise.
15998 (expr_locus, set_expr_locus): Update.
15999 * tree.c (build1_stat): Remove old location code.
16000 (last_annotated_node): Remove.
16001 (annotate_with_file_line): Remove old-location variant.
16002 (annotate_with_locus): Likewise.
16003 (expr_location): Remove old location code.
16004 (set_expr_location): Likewise.
16005 (expr_has_location): Likewise.
16006 (expr_locus): Likewise.
16007 (set_expr_locus): Likewise.
16008 (expr_filename): Don't use location_from_locus.
16009 (expr_lineno): Likewise.
16010 * rtl-error.c (location_for_asm): Remove old location code.
16011 * c-lex.c (cb_line_change): Remove old location code.
16012 (fe_file_change): Likewise.
16013 (cb_def_pragma): Likewise.
16014 (c_lex_with_flags): Likewise.
16015 * gengtype.c (do_typedef): Don't special-case location types.
16016 (define_location_structures): Remove.
16017 (main): Don't call define_location_structures.
16018 * tree-pretty-print.c (dump_implicit_edges): Remove old location
16021 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16024 * builtins.def (BUILT_IN_STDARG_START): Remove.
16025 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
16026 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
16027 * tree-inline.c (inline_forbidden_p_1): Likewise.
16029 2008-02-26 Richard Guenther <rguenther@suse.de>
16031 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16032 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16033 (lookup_decl_from_uid): Declare.
16034 (remove_decl_from_map): Likewise.
16035 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16036 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16037 (decl_for_uid_map): New global hashtable mapping DECL_UID
16039 (init_ttree): Allocate it.
16040 (insert_decl_to_uid_decl_map): New helper function.
16041 (make_node_stat): Insert new decls into the map.
16042 (copy_node_stat): Likewise.
16043 (lookup_decl_from_uid): New function.
16044 (remove_decl_from_map): Likewise.
16045 (print_decl_for_uid_map_statistics): New helper.
16046 (dump_tree_statistics): Call it.
16048 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16049 (referenced_var_iterator): Adjust.
16050 (FOR_EACH_REFERENCED_VAR): Adjust.
16051 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16052 (num_referenced_vars): Adjust.
16053 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16054 (first_referenced_var): Remove.
16055 (end_referenced_vars_p): Likewise.
16056 (next_referenced_var): Likewise.
16057 (referenced_var_iterator_set): New helper function.
16058 * tree-dfa.c (referenced_var_lookup): Adjust.
16059 (referenced_var_check_and_insert): Likewise.
16060 (remove_referenced_var): Likewise.
16061 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16062 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16063 (verify_call_clobbering): Likewise.
16064 (verify_memory_partitions): Likewise.
16065 (init_tree_ssa): Allocate bitmap instead of hashtable for
16067 (delete_tree_ssa): Adjust.
16068 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16069 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16070 (compute_tag_properties): Likewise.
16071 (set_initial_properties): Likewise.
16072 (find_partition_for): Likewise.
16073 (update_reference_counts): Likewise.
16074 (dump_may_aliases_for): Likewise.
16075 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16076 (add_call_clobber_ops): Likewise.
16077 (add_call_read_ops): Likewise.
16078 (get_asm_expr_operands): Likewise.
16079 * tree-into-ssa.c (dump_decl_set): Likewise.
16080 (update_ssa): Likewise.
16081 * tree-sra.c (scan_function): Likewise.
16082 (decide_instantiations): Likewise.
16083 (scalarize_parms): Likewise.
16084 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16085 (dsa_named_for): Likewise.
16086 * tree-ssa-structalias.c (update_alias_info): Likewise.
16087 (merge_smts_into): Likewise.
16089 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16092 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
16093 * c-opts.c (c_common_handle_option): Wall enables
16094 Wvolatile-register-var.
16095 * common.opt: Move Wvolatile-register-var to...
16098 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16100 * common.opt (Wlarger-than=): New.
16101 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
16103 * opts.c (common_handle_option): Handle -Wlarger-than=.
16104 * optc-gen.awk: Likewise.
16105 * opth-gen.awk: Likewise.
16106 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
16107 * tree-optimize.c (tree_rest_of_compilation): Likewise.
16109 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16111 * c-common.c (match_case_to_enum_1): Add appropriate
16112 OPT_W* parameter to warning.
16113 (c_do_switch_warnings): Likewise.
16114 * c-typeck.c (warning_init): Add one more parameter following
16115 'warning' function.
16116 (push_init_level): Update call to warning_init.
16117 (pop_init_level): Likewise.
16118 (add_pending_init): Likewise.
16119 (output_init_element: Likewise.
16121 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16124 * toplev.c (toplev_main): If there are warnings or error, print
16125 errors for ignored options.
16126 * opts.c (ignored_options): New static variable.
16127 (postpone_unknown_option_error): New.
16128 (print_ignored_options): New.
16129 (handle_option): Postpone errors for unknown -Wno-* options.
16130 * opts.h (print_ignored_options): Declare.
16132 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
16134 * config/mips/mips.md (loadgp_blockage, blockage): Change type
16137 2008-02-25 Richard Guenther <rguenther@suse.de>
16140 2008-02-25 Richard Guenther <rguenther@suse.de>
16142 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16143 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16144 (lookup_decl_from_uid): Declare.
16145 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16146 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16147 (decl_for_uid_map): New global hashtable mapping DECL_UID
16149 (init_ttree): Allocate it.
16150 (insert_decl_to_uid_decl_map): New helper function.
16151 (make_node_stat): Insert new decls into the map.
16152 (copy_node_stat): Likewise.
16153 (lookup_decl_from_uid): New function.
16154 (print_decl_for_uid_map_statistics): New helper.
16155 (dump_tree_statistics): Call it.
16157 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16158 (referenced_var_iterator): Adjust.
16159 (FOR_EACH_REFERENCED_VAR): Adjust.
16160 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16161 (num_referenced_vars): Adjust.
16162 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16163 (first_referenced_var): Remove.
16164 (end_referenced_vars_p): Likewise.
16165 (next_referenced_var): Likewise.
16166 (referenced_var_iterator_set): New helper function.
16167 * tree-dfa.c (referenced_var_lookup): Adjust.
16168 (referenced_var_check_and_insert): Likewise.
16169 (remove_referenced_var): Likewise.
16170 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16171 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16172 (verify_call_clobbering): Likewise.
16173 (verify_memory_partitions): Likewise.
16174 (init_tree_ssa): Allocate bitmap instead of hashtable for
16176 (delete_tree_ssa): Adjust.
16177 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16178 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16179 (compute_tag_properties): Likewise.
16180 (set_initial_properties): Likewise.
16181 (find_partition_for): Likewise.
16182 (update_reference_counts): Likewise.
16183 (dump_may_aliases_for): Likewise.
16184 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16185 (add_call_clobber_ops): Likewise.
16186 (add_call_read_ops): Likewise.
16187 (get_asm_expr_operands): Likewise.
16188 * tree-into-ssa.c (dump_decl_set): Likewise.
16189 (update_ssa): Likewise.
16190 * tree-sra.c (scan_function): Likewise.
16191 (decide_instantiations): Likewise.
16192 (scalarize_parms): Likewise.
16193 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16194 (dsa_named_for): Likewise.
16195 * tree-ssa-structalias.c (update_alias_info): Likewise.
16196 (merge_smts_into): Likewise.
16198 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16201 * doc/invoke.texi (-fcx-limited-range): Document new option.
16202 * toplev.c (process_options): Handle -fcx-fortran-rules.
16203 * common.opt: Add documentation for -fcx-fortran-rules.
16205 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16208 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
16209 actual behaviour and C99.
16211 2008-02-26 Ben Elliston <bje@au.ibm.com>
16213 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
16214 (ASM_CPU_POWER6_SPEC): Likewise.
16215 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
16216 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
16217 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
16219 2008-02-25 Richard Guenther <rguenther@suse.de>
16221 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16222 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16223 (lookup_decl_from_uid): Declare.
16224 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16225 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16226 (decl_for_uid_map): New global hashtable mapping DECL_UID
16228 (init_ttree): Allocate it.
16229 (insert_decl_to_uid_decl_map): New helper function.
16230 (make_node_stat): Insert new decls into the map.
16231 (copy_node_stat): Likewise.
16232 (lookup_decl_from_uid): New function.
16233 (print_decl_for_uid_map_statistics): New helper.
16234 (dump_tree_statistics): Call it.
16236 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16237 (referenced_var_iterator): Adjust.
16238 (FOR_EACH_REFERENCED_VAR): Adjust.
16239 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16240 (num_referenced_vars): Adjust.
16241 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16242 (first_referenced_var): Remove.
16243 (end_referenced_vars_p): Likewise.
16244 (next_referenced_var): Likewise.
16245 (referenced_var_iterator_set): New helper function.
16246 * tree-dfa.c (referenced_var_lookup): Adjust.
16247 (referenced_var_check_and_insert): Likewise.
16248 (remove_referenced_var): Likewise.
16249 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16250 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16251 (verify_call_clobbering): Likewise.
16252 (verify_memory_partitions): Likewise.
16253 (init_tree_ssa): Allocate bitmap instead of hashtable for
16255 (delete_tree_ssa): Adjust.
16256 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16257 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16258 (compute_tag_properties): Likewise.
16259 (set_initial_properties): Likewise.
16260 (find_partition_for): Likewise.
16261 (update_reference_counts): Likewise.
16262 (dump_may_aliases_for): Likewise.
16263 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16264 (add_call_clobber_ops): Likewise.
16265 (add_call_read_ops): Likewise.
16266 (get_asm_expr_operands): Likewise.
16267 * tree-into-ssa.c (dump_decl_set): Likewise.
16268 (update_ssa): Likewise.
16269 * tree-sra.c (scan_function): Likewise.
16270 (decide_instantiations): Likewise.
16271 (scalarize_parms): Likewise.
16272 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16273 (dsa_named_for): Likewise.
16274 * tree-ssa-structalias.c (update_alias_info): Likewise.
16275 (merge_smts_into): Likewise.
16277 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
16280 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
16281 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
16282 * alias.h (nonoverlapping_memrefs_p): Likewise.
16284 2008-02-25 Jan Beulich <jbeulich@novell.com>
16286 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
16287 * config/i386/netware-libgcc.exp: Add __bswap?i2,
16288 __emultls_get_address, __emultls_register_common,
16289 __floatundi?f, and _Unwind_GetIPInfo.
16290 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
16291 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
16292 (gen_regparm_prefix): Likewise.
16293 (i386_nlm_encode_section_info): Sync with
16294 config/i386/winnt.c:i386_pe_encode_section_info().
16295 (i386_nlm_maybe_mangle_decl_assembler_name): New.
16296 i386_nlm_mangle_decl_assembler_name): New.
16297 (netware_override_options): New.
16298 * config/i386/netware.h (netware_override_options): Declare.
16299 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
16300 (i386_nlm_mangle_decl_assembler_name): Declare.
16301 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
16303 2008-02-25 Ben Elliston <bje@au.ibm.com>
16306 * c-decl.c (grokdeclarator): Remove unused local variables
16307 `typedef_type' and `type_as_written'.
16309 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
16310 unused local variable `has_hot_blocks'.
16311 (fix_crossing_conditional_branches): Remove unused local variable
16314 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
16316 PR middle-end/19984
16317 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
16318 using DEF_C99_BUILTIN.
16319 (BUILT_IN_NANF): Ditto.
16320 (BUILT_IN_NANL): Ditto.
16322 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
16323 Revital Eres <eres@il.ibm.com>
16325 * modulo-sched.c (calculate_must_precede_follow): Address TODO
16326 regarding the order of two dependent insns in the same row.
16328 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
16330 * stor-layout.c (layout_decl): Do not bump the alignment of a
16331 bit-field to more than byte alignment if it is packed.
16333 2008-02-24 David Edelsohn <edelsohn@gnu.org>
16335 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
16338 2008-02-24 Diego Novillo <dnovillo@google.com>
16340 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
16343 * tree-vrp.c (vrp_evaluate_conditional): With
16344 -Wtype-limits, emit a warning when comparing against a
16345 constant outside the natural range of OP0's type.
16346 * c.opt (Wtype-limits): Move ...
16347 * common.opt (Wtype-limits): ... here.
16349 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
16351 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
16352 * config/rs6000/e300c2c3.md: New file.
16353 * config/rs6000/rs6000.c (processor_costs): Add new costs for
16355 (rs6000_override_options): Add e300c2 and e300c3 cases to
16356 processor_target_table. Do not allow usage of Altivec or Spe
16357 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
16358 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
16359 * config/rs6000/rs6000.h (processor_type): Add
16360 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
16361 (ASM_CPU_SPEC): Add e300c2 and e300c3.
16362 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
16363 and ppce300c3. Include e300c2c3.md.
16365 2008-02-23 David Edelsohn <edelsohn@gnu.org>
16367 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
16368 instead of TARGET_STRICT_ALIGN.
16370 2008-02-23 Joseph Myers <joseph@codesourcery.com>
16372 * explow.c (memory_address): Assert that the generated address is
16375 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16378 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
16379 * config/darwin-ppc-ldouble-patch.def: New file.
16380 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
16381 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
16382 SUBTARGET_INIT_BUILTINS if defined.
16383 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
16386 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
16389 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
16390 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
16392 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
16395 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
16396 file" warning condtional on -Winvalid-PCH.
16398 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
16400 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
16402 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
16406 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
16407 prevent reload from using MMX registers.
16408 (*mov<mode>_internal): Ditto.
16409 (*movv2sf_internal_rex64): Ditto.
16410 (*movv2sf_internal): Ditto.
16412 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16414 PR documentation/31569
16415 * doc/install.texi2html: Use makeinfo --no-number-sections.
16417 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16419 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
16420 ensure that we can address an entire entity > 8 bytes. Don't
16421 generate reg+reg addressing for such data.
16423 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16425 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
16426 strings when optimizing for size, unless the target cares about
16429 2008-02-22 Tom Tromey <tromey@redhat.com>
16431 * regclass.c (current_pass): Remove declaration.
16433 2008-02-22 Anatoly Sokolov <aesok@post.ru>
16435 * config/avr/libgcc.S (__RAMPZ__): Define.
16436 (__do_copy_data): Add for devices with 128KB code memory.
16438 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16440 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16442 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
16444 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
16446 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
16449 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16452 * c-typeck.c (build_binary_op): Warn about floating point
16453 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
16455 2008-02-21 Janis Johnson <janis187@us.ibm.com>
16458 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
16459 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
16461 (rs6000_override_options): Set altivec_abi as default, not override,
16462 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
16463 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
16464 is used; use new member spe_abi.
16465 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
16466 spe_abi and altivec_abi.
16468 2008-02-22 Tomas Bily <tbily@suse.cz>
16470 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
16472 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16475 * config.build (build_file_translate): Set to `CMD //c' only if
16477 * Makefile.in (build_file_translate): Improve comment.
16479 2008-02-21 Jan Hubicka <jh@suse.cz>
16481 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
16482 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
16483 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
16485 2008-02-21 Michael Matz <matz@suse.de>
16488 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
16490 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
16492 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
16493 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
16494 as insn constraint.
16495 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
16496 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
16497 SSE_VEC_FLOAT_MODE_P as insn constraint.
16498 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
16499 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
16500 sse4a_movntdf using MODEF mode iterator.
16501 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
16502 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
16503 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
16504 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
16505 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
16506 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
16507 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
16509 2008-02-21 Richard Guenther <rguenther@suse.de>
16511 * tree.def (PAREN_EXPR): New tree code.
16512 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
16514 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
16515 * expr.c (expand_expr_real_1): Likewise.
16516 * tree-inline.c (estimate_num_insns_1): Likewise.
16517 * tree-complex.c (expand_complex_move): Likewise.
16518 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
16521 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16524 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
16526 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16529 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
16531 * config/sh/sh.c (find_barrier): Don't go past
16532 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
16534 2008-02-20 DJ Delorie <dj@redhat.com>
16536 * config/h8300/h8300.md (insv): Force source operand to be a register.
16538 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
16539 as a jump, not as a plain insn.
16541 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
16543 * doc/invoke.texi (Warning Options): Add new option
16544 -Wframe-larger-than=.
16545 (-Wframe-larger-than): Document.
16547 * flags.h (warn_frame_larger_than, frame_larger_than_size):
16548 Add declarations for new option variables.
16550 * final.c (final_start_function): Check the frame size
16551 before emission and issue a Wframe-larger-than warning.
16553 * opts.c (warn_frame_larger_than, frame_larger_than_size):
16554 Add definitions for new option variables.
16555 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
16557 * common.opt (Wframe-larger-than=): New option.
16559 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16561 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
16562 (<sse>_div<mode>3): Ditto.
16563 (<sse>_vmdiv<mode>3): Ditto.
16564 (<sse>_vmsqrt<mode>2): Ditto.
16565 (*smax<mode>3): Ditto.
16566 (sse5_frcz<mode>2): Ditto.
16567 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
16568 as insn constraint.
16570 2008-02-20 Richard Guenther <rguenther@suse.de>
16572 PR middle-end/35265
16573 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
16574 be happy with INTEGRAL_TYPE_P.
16576 2008-02-20 Richard Guenther <rguenther@suse.de>
16578 * fold-const.c (split_tree): Associate floatig-point expressions
16579 if flag_associative_math is set.
16581 2008-02-20 Richard Guenther <rguenther@suse.de>
16583 * tree.h (fold_real_zero_addition_p): Declare.
16584 * fold-const.c (fold_real_zero_addition_p): Export.
16585 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
16586 floating-point operations with zero and one.
16588 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
16590 * doc/install.texi: Correct references to CFLAGS, replacing them
16591 with BOOT_CFLAGS. Document flags used during bootstrap for
16594 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16596 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
16597 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
16598 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
16600 (smin<mode>3): Ditto from similar patterns.
16601 (smax<mode>3): Ditto.
16602 (*ieee_smin<mode>3): Ditto.
16603 (*ieee_smax<mode>3): Ditto.
16604 * config/i386/sse.md (sse): New mode attribute.
16605 (mov<mode>): Macroize expander from movv4sf and movv2df using
16606 SSEMODEF2P mode iterator.
16607 (<sse>_movnt<mode>): Ditto from similar patterns. Use
16608 SSE_VEC_FLOAT_MODE_P as insn constraint.
16609 (storent<mode>): Ditto.
16610 (storent<mode>): Macroize expander from storentsf and storentdf using
16611 MODEF mode iterator.
16612 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
16613 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
16614 (abs<mode>2): Ditto from similar patterns.
16615 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
16616 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
16617 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
16618 (<sse>_vmsqrt<mode>2): Ditto.
16619 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
16620 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
16621 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
16622 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
16623 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
16624 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
16625 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
16627 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
16628 iterator and SSE_FLOAT_MODE_P as insn constraint.
16629 (<sse>_ucomi): Ditto from similar patterns.
16630 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
16631 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
16632 SSE_VEC_FLOAT_MODE_P as insn constraint.
16633 (vcond<mode>): Ditto from similar patterns.
16634 (and<mode>3, *and<mode>3): Ditto.
16635 (<sse>_nand<mode>3): Ditto.
16636 (ior<mode>3, *ior<mode>3): Ditto.
16637 (xor<mode>3, *xor<mode>3): Ditto.
16638 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
16639 iterator and SSE_FLOAT_MODE_P as insn constraint.
16640 (*nand<mode>3): Ditto from similar patterns.
16641 (*ior<mode>3): Ditto.
16642 (*xor<mode>3): Ditto.
16644 2008-02-20 Ira Rosen <irar@il.ibm.com>
16646 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
16647 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
16648 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
16650 2008-02-19 Jan Hubicka <jh@suse.cz>
16652 * predict.c (tree_bb_level_predictions): Remove variable next
16653 mistakely introduced by previous commit.
16655 2008-02-19 Jan Hubicka <jh@suse.cz>
16657 * predict.c (predict_paths_leading_to): Rewrite.
16658 (predict_paths_for_bb): New.
16659 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
16661 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16664 * Makefile.in (build_file_translate): New.
16665 (gcc-vers.texi): Use it for translating $(abs_srcdir).
16666 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
16667 * configure.ac (build_file_translate): Substitute it.
16668 * configure: Regenerate.
16670 2008-02-19 Jan Hubicka <jh@suse.cz>
16672 PR rtl-optimization/34408
16673 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
16676 2008-02-19 Jan Hubicka <jh@suse.cz>
16678 PR middle-end/28779
16679 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
16682 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
16685 * config/i386/i386-modes.def: Revert the last DI alignment
16686 change until Ada people can look into it.
16688 2008-02-19 Nick Clifton <nickc@redhat.com>
16690 * opts.c (print_specific_help): Fix typo in --help text.
16692 2008-02-19 Jakub Jelinek <jakub@redhat.com>
16695 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
16696 32-bit inline asm without asm alternatives for host GCC < 3.0.
16698 2008-02-19 Richard Guenther <rguenther@suse.de>
16700 PR tree-optimization/34989
16701 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
16702 Allow propagation to INDIRECT_REF if we can simplify only.
16704 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16706 * c-common.c (warn_for_collisions_1): Use appropriate option when
16709 2008-02-19 Nick Clifton <nickc@redhat.com>
16712 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
16713 (handle_options): Fix indentation.
16714 (print_filtered_help): If no language-specific options were
16715 displayed tell the user how to list all the options supported by
16716 the language's front-end.
16717 (print_specific_help): Fix indentation and remove duplicate line.
16718 (common_handle_option): Handle the -v option.
16719 For --help enable the display of undocumented options if the -v
16720 switch has been included on the command line.
16721 For --help= check for overlaps in the arguments between the option
16722 classes and the language names and issue a warning when they
16723 cannot be disambiguated.
16724 * c.opt (v): Pass on to the common option handler.
16726 2008-02-19 Revital Eres <eres@il.ibm.com>
16728 * modulo-sched.c (sms_schedule): Change dump message when
16729 create_ddg function fails.
16730 (try_scheduling_node_in_cycle): Rename row to cycle.
16731 (print_partial_schedule): Rename CYCLE to ROW.
16733 2008-02-19 Christian Bruel <christian.bruel@st.com>
16734 Zdenek Dvorak <ook@ucw.cz>
16736 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
16738 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
16741 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
16742 (*x86_movdicc_0_m1_se): Ditto.
16744 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
16746 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
16747 (CMPtype): Define as __gcc_CMPtype.
16748 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
16749 (CMPtype): Define as __gcc_CMPtype.
16751 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
16753 Support valgrind 3.3 for --enable-checking=valgrind.
16754 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
16756 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
16757 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
16758 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
16759 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
16760 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
16761 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
16762 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
16764 * ggc-zone.c: Similar.
16765 * ggc-page.c: Similar.
16767 2008-02-19 Paul Brook <paul@codesourcery.com>
16770 * config/arm/ieee754-df.S: Fix do_it typo.
16771 * config/arm/ieee754-sf.S: Fix do_it typo.
16773 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
16776 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
16777 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
16778 (OPTION_MASK_ISA_SSE_SET): Likewise.
16779 (OPTION_MASK_ISA_SSE2_SET): Likewise.
16780 (OPTION_MASK_ISA_SSE3_SET): Likewise.
16781 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
16782 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
16783 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
16784 (OPTION_MASK_ISA_SSE4_SET): Likewise.
16785 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
16786 (OPTION_MASK_ISA_SSE5_SET): Likewise.
16787 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
16788 (OPTION_MASK_ISA_MMX_UNSET): Updated.
16789 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
16790 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16791 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16792 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16793 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16794 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16795 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16796 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
16797 (OPTION_MASK_ISA_SSE4): Removed.
16798 (ix86_handle_option): Turn on bits in ix86_isa_flags and
16799 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
16800 (override_options): Don't turn on implied SSE/MMX bits in
16803 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
16805 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
16808 2008-02-18 Joey Ye <joey.ye@intel.com>
16810 PR middle-end/34921
16811 * tree-nested.c (insert_field_into_struct): Set type alignment
16812 to field alignment if the former is less than the latter.
16814 2008-02-18 Jakub Jelinek <jakub@redhat.com>
16816 * BASE-VER: Set to 4.4.0.
16818 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16820 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
16821 * doc/cfg.texi: Likewise.
16822 * doc/extend.texi: Likewise.
16823 * doc/gty.texi: Likewise.
16824 * doc/invoke.texi: Likewise.
16825 * doc/loop.texi: Likewise.
16826 * doc/md.texi: Likewise.
16827 * doc/passes.texi: Likewise.
16828 * doc/rtl.texi: Likewise.
16829 * doc/sourcebuild.texi: Likewise.
16830 * doc/tm.texi: Likewise.
16831 * doc/tree-ssa.texi: Likewise.
16833 2008-02-17 Richard Guenther <rguenther@suse.de>
16835 PR middle-end/35227
16836 * tree-complex.c (init_parameter_lattice_values): Handle parameters
16837 without default definition.
16839 2008-02-17 Richard Guenther <rguenther@suse.de>
16841 PR tree-optimization/35231
16842 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
16845 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
16848 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16849 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
16850 libgcc_cmp_return mode.
16852 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16855 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
16857 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
16859 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
16862 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16864 * doc/c-tree.texi: Use `@.' where appropriate.
16865 * doc/extend.texi: Likewise.
16866 * doc/install.texi: Likewise.
16867 * doc/invoke.texi: Likewise.
16868 * doc/loop.texi: Likewise.
16869 * doc/makefile.texi: Likewise.
16870 * doc/md.texi: Likewise.
16871 * doc/passes.texi: Likewise.
16872 * doc/standards.texi: Likewise.
16873 * doc/tm.texi: Likewise.
16875 2008-02-15 Jakub Jelinek <jakub@redhat.com>
16877 PR middle-end/35196
16878 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
16880 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
16881 rather than in entry_bb.
16883 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16885 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
16886 libgcc_cmp_return mode.
16888 2008-02-15 Jakub Jelinek <jakub@redhat.com>
16890 PR middle-end/35130
16891 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
16892 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
16894 2008-02-15 Richard Guenther <rguenther@suse.de>
16895 Zdenek Dvorak <ook@ucw.cz>
16897 PR tree-optimization/35164
16898 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
16899 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
16900 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
16901 Only propagate addresses which do not have abnormal SSA_NAMEs
16904 2008-02-15 Joseph Myers <joseph@codesourcery.com>
16907 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
16909 2008-02-15 Jan Hubicka <jh@suse.cz>
16911 PR middle-end/35149
16912 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
16914 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16916 PR middle-end/34621
16917 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
16918 when calculating alignment_pad.
16920 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16922 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
16923 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
16924 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
16925 and STACK_BOUNDARY define.
16927 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
16929 PR preprocessor/35061
16930 * c-pragma.c (handle_pragma_pop_macro): Check that
16931 pushed_macro_table has been allocated.
16933 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
16935 PR middle-end/35136
16936 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
16937 (force_gimple_operand): Likewise.
16938 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
16939 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
16940 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
16941 (find_interesting_uses_address): Check addressability and alignment
16942 of the base expression only after substituting bases of IVs into it.
16944 2008-02-14 Michael Matz <matz@suse.de>
16947 * function.c (instantiate_virtual_regs_in_insn): Reload address
16948 before falling back to reloading the whole operand.
16950 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
16952 * config/s390/s390.c (s390_mainpool_start): Emit the pool
16953 before the first section switch note.
16955 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16957 * doc/bugreport.texi: Update copyright years.
16958 * doc/c-tree.texi: Likewise.
16959 * doc/cfg.texi: Likewise.
16960 * doc/cpp.texi: Likewise.
16961 * doc/cppinternals.texi: Likewise.
16962 * doc/fragments.texi: Likewise.
16963 * doc/frontends.texi: Likewise.
16964 * doc/gcc.texi: Likewise.
16965 * doc/gty.texi: Likewise.
16966 * doc/hostconfig.texi: Likewise.
16967 * doc/implement-c.texi: Likewise.
16968 * doc/libgcc.texi: Likewise.
16969 * doc/loop.texi: Likewise.
16970 * doc/makefile.texi: Likewise.
16971 * doc/options.texi: Likewise.
16972 * doc/passes.texi: Likewise.
16973 * doc/rtl.texi: Likewise.
16974 * doc/sourcebuild.texi: Likewise.
16975 * doc/standards.texi: Likewise.
16976 * doc/tree-ssa.texi: Likewise.
16977 * doc/trouble.texi: Likewise.
16979 * doc/extend.texi: Use @: or add comma where appropriate.
16980 * doc/invoke.texi: Likewise.
16981 * doc/tm.texi: Likewise.
16983 2008-02-14 Alan Modra <amodra@bigpond.net.au>
16986 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
16989 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
16991 * doc/md.texi (clz, ctz): Add reference.
16992 * doc/rtl.texi (clz, ctz): Likewise.
16994 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16997 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
17000 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
17002 * config/s390/s390.c (struct constant_pool): New field
17003 emit_pool_after added.
17004 (s390_mainpool_start): Set the emit_pool_after flag according
17005 to the section switch notes.
17006 (s390_mainpool_finish): Consider emit_pool_after when emitting
17007 the literal pool at the end of the function.
17008 (s390_chunkify_start): Force literal pool splits at section
17011 2008-02-13 Michael Matz <matz@suse.de>
17014 * var-tracking.c (clobber_variable_part): Correctly traverse the
17017 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17020 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
17021 Add -fdump-ipa-inline.
17022 * tree-dump.c (dump_files): Remove tree-inlined dump.
17023 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
17025 2008-02-12 Richard Guenther <rguenther@suse.de>
17027 PR tree-optimization/35171
17028 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
17031 2008-02-12 Richard Guenther <rguenther@suse.de>
17033 PR middle-end/35163
17034 * fold-const.c (fold_widened_comparison): Use get_unwidened in
17035 value-preserving mode. Disallow final truncation.
17037 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
17039 PR middle-end/35136
17040 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
17041 code from here to...
17042 (force_gimple_operand): ...here.
17044 2008-02-12 Jakub Jelinek <jakub@redhat.com>
17047 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
17048 non-compatible pointers.
17049 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
17050 different FIELD_DECLs, try harder by comparing field offsets, sizes
17053 PR inline-asm/35160
17054 * function.c (match_asm_constraints_1): Don't replace the same input
17057 2008-02-12 Anatoly Sokolov <aesok@post.ru>
17059 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
17060 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
17061 (expand_epilogue): Restore RAMPZ register.
17062 * config/avr/avr.md (RAMPZ_ADDR): New constant.
17064 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
17066 * config/i386/cygwin.asm: (__alloca): Correct calling
17067 convention and alignment.
17068 (__chkstk): Force 8 byte stack alignment.
17070 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
17071 Richard Guenther <rguenther@suse.de>
17073 PR tree-optimization/33992
17074 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
17075 the zero we compare against.
17077 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
17079 PR libfortran/35063
17080 * gthr-win32.h (__gthread_mutex_destroy_function): New function
17081 to CloseHandle after unlocking to prevent accumulation of handle
17084 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17086 PR middle_end/34150
17087 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
17088 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
17089 and update LABEL_NUSES during and after reload.
17091 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
17093 PR middle-end/34627
17094 * combine.c (simplify_if_then_else): Make sure the comparison is
17095 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
17097 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
17100 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
17101 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
17102 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
17103 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
17104 * tree.h (get_type_static_bounds): Likewise.
17106 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17108 * doc/invoke.texi (Option Summary, C++ Dialect Options)
17109 (Objective-C and Objective-C++ Dialect Options, Warning Options):
17110 Make -Wfoo language annotations match what the compiler outputs.
17112 2008-02-08 Sa Liu <saliu@de.ibm.com>
17114 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
17115 intrinsics spu_convts, spu_convtu, spu_convtf.
17117 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
17119 * doc/extend.texi (Function Attributes) <noinline>: Mention
17120 asm ("") as method to keep calls.
17122 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17125 * doc/options.texi (Options): Replace references to opts.sh with
17127 * opts-common.c: Likewise.
17128 * optc-gen.awk: Likewise.
17130 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
17132 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
17134 2008-02-07 Richard Henderson <rth@redhat.com>
17137 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
17138 EXPR_LIST for the REG_EQUAL instead of a comparison with a
17141 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
17143 PR tree-optimization/35085
17144 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
17145 for operand entry oe2 in addition to operand entry oe3 in order to
17146 expose more opportunities for vectorizer sum reduction.
17148 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17151 * Makefile.in (LIBS): Remove $(GMPLIBS).
17152 (cc1-dummy, cc1): Add $(GMPLIBS).
17154 2008-02-06 Jan Hubicka <jh@suse.cz>
17157 * i386.md (moddf_integer): Do not produce partial memory stalls for
17158 targets where it hurts.
17160 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
17163 * optabs.c (expand_float): Do not check for decimal modes when
17164 expanding unsigned integer through signed conversion.
17166 2008-02-06 Nick Clifton <nickc@redhat.com>
17168 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
17169 inside the clobber with a match_operand and duplicated operand
17170 number in the constraint.
17171 (ineqbranchsi): Delete redundant comment.
17173 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
17175 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
17176 builtin_define ("__USE_INIT_FINI__").
17177 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
17179 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
17181 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17183 PR documentation/30330
17184 * doc/invoke.texi (C++ Dialect Options)
17185 (Objective-C and Objective-C++ Dialect Options, Warning Options):
17186 For each warning option -Wfoo that allows -Wno-foo, ensure both
17187 -Wfoo and -Wno-foo are listed in the option index. Fix index
17188 entry of -Wswitch-default, index -Wnormalized= including the
17189 `=', and -Wlarger-than-@var{len} including @var{len}.
17191 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
17193 * config/i386/i386.md (floatunssisf2): Use
17194 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
17195 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
17196 Macroize expander using MODEF mode iterator.
17198 2008-02-05 Diego Novillo <dnovillo@google.com>
17200 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
17203 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
17205 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17208 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
17210 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
17213 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
17214 to indicate if a message should be generated.
17215 (init_cumulative_args): Updated.
17216 (function_value_32): Likewise.
17218 2008-02-05 Joseph Myers <joseph@codesourcery.com>
17220 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
17222 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
17225 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
17226 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
17228 2008-02-04 Diego Novillo <dnovillo@google.com>
17230 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
17233 * tree-vrp.c (vrp_evaluate_conditional): With
17234 -Wtype-limits, emit a warning when comparing against a
17235 constant outside the natural range of OP0's type.
17237 2008-02-04 Richard Guenther <rguenther@suse.de>
17239 PR middle-end/33631
17240 * expr.c (count_type_elements): Give for unions instead of
17243 2008-02-04 Richard Guenther <rguenther@suse.de>
17245 PR middle-end/35043
17246 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
17247 to TYPE_DOMAINs base type instead of using bitsizetype here.
17249 2008-02-03 Jason Merrill <jason@redhat.com>
17251 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
17253 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17256 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
17257 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
17258 (RS/6000 and PowerPC Options): Fix typos and markup.
17259 * doc/passes.texi (Tree-SSA passes): Likewise.
17261 2008-02-02 Michael Matz <matz@suse.de>
17264 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
17265 from record_last_reg_set_info.
17266 (record_last_reg_set_info): Take an RTX argument, iterate over all
17267 constituent hardregs.
17268 (record_last_set_info, record_opr_changes): Change calls to
17269 new signature or to record_last_reg_set_info_regno.
17271 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
17273 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
17275 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
17277 PR rtl-optimization/34773
17278 * reg-notes.def (EQUAL): Mention significance of combination of
17279 REG_EQUAL and REG_RETVAL.
17280 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
17281 insn that has a REG_RETVAL.
17283 2008-02-01 Roger Sayle <roger@eyesopen.com>
17286 * configure.ac (--enable-fixed-point): Disable unless explicitly
17288 * configure: Regenerate.
17290 2008-02-01 Richard Guenther <rguenther@suse.de>
17293 * invoke.texi (-finline-limit): Remove no longer true parts
17294 of the documentation. Note that there is no default value.
17296 2008-02-01 Andrew Pinski <pinskia@gmail.com>
17297 Mark Mitchell <mark@codesourcery.com>
17298 Ben Elliston <bje@au.ibm.com>
17301 * doc/extend.texi (Other Builtins): Document.
17303 2008-01-31 Tom Browder <tom.browder@gmail.com>
17305 * doc/c-tree.texi (Types): Fix grammar.
17306 (Expression trees): Ditto.
17307 * doc/passes.texi (Tree-SSA passes): Ditto.
17309 * doc/configterms.texi (Configure Terms): Fix typo.
17310 * doc/cpp.texi (Common Predefined Macros): Ditto.
17311 * doc/md.texi (Machine Constraints): Ditto.
17313 * doc/makefile.texi (Makefile): Add comma.
17315 2008-01-31 Tom Browder <tom.browder@gmail.com>
17316 Gerald Pfeifer <gerald@pfeifer.com>
17318 * doc/sourcebuild.texi (Front End): Remove references to CVS
17319 and CVSROOT/modules.
17320 (Texinfo Manuals): Replace reference to CVS by one to SVN.
17321 (Back End): Remove reference to CVS.
17323 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
17326 * config/mips/mips.c (gen_load_const_gp): New function, taking a
17328 (mips16_gp_pseudo_reg): ...here.
17329 * config/mips/mips.md (load_const_gp): Replace with...
17330 (load_const_gp_<mode>): ...this :P-based insn.
17332 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17334 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
17335 options. Minor fixes.
17336 (-std): Move reference to standards closer to where language
17337 standards are first mentioned.
17339 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
17341 PR rtl-optimization/34995
17342 * reload.c (alternative_allows_const_pool_ref): Take an rtx
17343 parameter and return a bool. If the rtx parameter is nonnull,
17344 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
17345 (find_reloads): Update call accordingly. Pass the new operand
17346 if it needed no address reloads, otherwise pass null.
17348 2008-01-30 Richard Henderson <rth@redhat.com>
17351 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
17352 for unbounded arrays.
17354 2008-01-30 Silvius Rus <rus@google.com>
17356 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
17358 2008-01-30 Jan Hubicka <jh@suse.cz>
17361 * i386.c (init_cumulative_args): Use real function declaration when
17364 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
17366 PR rtl-optimization/34998
17367 * global.c (build_insn_chain): Treat non-subreg_lowpart
17368 SUBREGs of pseudos as clobbering all the words covered by the
17369 SUBREG, not just all the bytes.
17370 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
17371 original df_ref rather than an extract parameter.
17372 (global_conflicts): Update call accordingly.
17374 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
17376 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
17377 the overflow check to make it easier to read.
17378 (__fixtfdi): Change the type of the ll member in union
17379 long_double to UDItype_x.
17381 2008-01-30 Jakub Jelinek <jakub@redhat.com>
17383 PR middle-end/34969
17384 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
17385 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
17386 * tree-inline.c (fold_marked_statements): Call
17387 cgraph_update_edges_for_call_stmt if folding a call statement.
17388 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
17389 debug_generic_stmt calls, reset it back afterwards.
17392 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
17394 * c-typeck.c (build_external_ref): Don't pedwarn about
17395 static vars in current function's scope.
17397 2008-01-29 Joseph Myers <joseph@codesourcery.com>
17399 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
17401 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
17404 * ipa-struct-reorg.c: Fix spelling.
17405 * params.def: Ditto.
17407 2008-01-29 Richard Guenther <rguenther@suse.de>
17409 PR middle-end/35006
17410 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
17412 * tree-inline.c (remap_type): Increment remapping_type_depth
17413 around remapping types.
17414 (copy_body_r): Only add referenced variables if they are referenced
17415 from code, not types.
17417 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
17428 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
17429 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
17431 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
17434 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
17435 pointer for tiny stack.
17437 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17439 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
17441 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17443 * config/vx-common.h: Fix typo in comment.
17445 2008-01-28 Ian Lance Taylor <iant@google.com>
17449 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
17450 coalesce pointers if they have different DECL_NO_TBAA_P values.
17451 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
17452 between variables with different DECL_NO_TBAA_P values.
17454 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
17457 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
17458 are not legitimate small data references on SPE targets.
17460 2008-01-28 David Daney <ddaney@avtrex.com>
17462 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
17464 2008-01-28 David Daney <ddaney@avtrex.com>
17466 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
17468 2008-01-27 Joseph Myers <joseph@codesourcery.com>
17470 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
17471 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
17472 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
17473 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
17474 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
17475 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
17476 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
17477 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
17479 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17481 * basic-block.h (condjump_equiv_p): Fix comment.
17483 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17485 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
17486 print_generic_stmt_indented): Fix comment.
17488 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17490 * configure.ac (__stack_chk_fail): Add detecion for availability
17491 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
17492 * configure: Regenerate.
17494 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
17496 PR middle-end/34688
17497 * final.c (output_addr_const): Handle TRUNCATE.
17499 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
17502 * tree-ssa-loop-ivopts.c (comp_cost): New type.
17503 (zero_cost, infinite_cost): New constants.
17504 (struct cost_pair): Change type of cost to comp_cost.
17505 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
17506 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
17508 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
17509 split_address_cost, ptr_difference_cost, difference_cost,
17510 get_computation_cost_at, get_computation_cost,
17511 determine_use_iv_cost_generic, determine_use_iv_cost_address,
17512 determine_use_iv_cost_condition, determine_use_iv_costs,
17513 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
17514 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
17515 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
17516 Change type of cost to comp_cost.
17517 (determine_iv_cost): Increase cost of non-original ivs, instead
17518 of decreasing the cost of original ones.
17519 (get_address_cost): Indicate the complexity of the addressing mode
17521 (try_add_cand_for): Prefer using ivs not specific to some object.
17522 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
17524 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
17525 Janis Johnson <janis187@us.ibm.com>
17528 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
17529 (TARGET_INSTANTIATE_DECLS): Likewise.
17530 * target.h (expand_to_rtl_hook): New target hook.
17531 (instantiate_decls): Likewise.
17532 * function.c (instantiate_decl): Make non-static. Rename to...
17533 (instantiate_decl_rtl): ... this.
17534 (instantiate_expr): Use instantiate_decl_rtl.
17535 (instantiate_decls_1): Likewise.
17536 (instantiate_decls): Likewise.
17537 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
17538 * function.h (instantiate_decl_rtl): Add prototype.
17539 * cfgexpand.c (target.h): New include.
17540 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
17541 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
17542 (TARGET_INSTANTIATE_DECLS): Likewise.
17543 (TARGET_INITIALIZER): New target hooks added.
17544 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
17546 * config/rs6000/rs6000.c (tree-flow.h): New include.
17547 (machine_function): Add sdmode_stack_slot field.
17548 (rs6000_alloc_sdmode_stack_slot): New function.
17549 (rs6000_instantiate_decls): Likewise.
17550 (rs6000_secondary_memory_needed_rtx): Likewise.
17551 (rs6000_check_sdmode): Likewise.
17552 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
17553 (TARGET_INSTANTIATE_DECLS): Likewise.
17554 (rs6000_hard_regno_mode_ok): Allow SDmode.
17555 (num_insns_constant): Likewise. Handle _Decimal32 constants.
17556 (rs6000_emit_move): Handle SDmode.
17557 (function_arg_advance): Likewise.
17558 (function_arg): Likewise.
17559 (rs6000_gimplify_va_arg): Likewise. Add special handling of
17560 SDmode var args for 32-bit compiles.
17561 (rs6000_secondary_reload_class): Handle SDmode.
17562 (rs6000_output_function_epilogue): Likewise.
17563 (rs6000_function_value): Simplify if statement.
17564 (rs6000_libcall_value): Likewise.
17565 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
17566 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
17567 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
17568 (movsd_hardfloat): New define_insn.
17569 (movsd_softfloat): Likewise.
17570 (movsd_store): Likewise.
17571 (movsd_load): Likewise.
17572 (extendsddd2): Likewise.
17573 (extendsdtd2): Likewise.
17574 (truncddsd2): Likewise.
17575 (movdd_hardfloat64): Fixup comment.
17576 (UNSPEC_MOVSD_LOAD): New constant.
17577 (UNSPEC_MOVSD_STORE): Likewise.
17579 2008-01-26 Jakub Jelinek <jakub@redhat.com>
17582 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
17584 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
17585 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
17586 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
17587 and TRUTH_XOR_EXPR.
17589 2008-01-26 David Edelsohn <edelsohn@gnu.org>
17592 * config.gcc: Separate AIX 5.3 from AIX 6.1.
17593 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17594 __LONGDOUBLE128 too.
17595 * config/rs6000/aix61.h: New file.
17597 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17599 PR rtl-optimization/34959
17600 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
17601 popcount and parity rtxes the same mode as their operand.
17602 Truncate or extend the result to the return value's mode
17605 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17608 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
17609 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
17610 to GOT_VERSION_REGNUM.
17611 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
17612 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
17613 * config/mips/mips.c (mips_emit_call_insn): New function.
17614 (mips_call_tls_get_addr): Call mips_expand_call directly.
17615 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
17617 (mips16_build_call_stub): Likewise. Return the call insn or null.
17618 (mips_expand_call): Update the call to mips16_build_call_stub
17619 accordingly and a remove redundant condition. Assert that MIPS16
17620 stubs do not use lazy binding. Use mips_emit_call_insn and return
17622 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
17624 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
17625 (mips_avoid_hazard): Remove hazard_set handling.
17626 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
17627 (UNSPEC_RESTORE_GP): ...this.
17628 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
17629 (FAKE_CALL_REGNO): Rename to...
17630 (GOT_VERSION_REGNUM): ...this.
17631 (type): Add "ghost" value. Add an associated insn reservation.
17632 (hazard_set): Remove.
17633 (exception_receiver): Rename to...
17634 (restore_gp): ...this and update the unspec identifier accordingly.
17635 (exception_receiver, nonlocal_got_receiver): New expanders.
17636 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
17637 FAKE_CALL_REGNO. Remove hazard_set attribute.
17638 (set_got_version, update_got_version): New patterns.
17640 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
17643 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
17645 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17648 * doc/install.texi2html: Generate gcc-vers.texi.
17650 2008-01-25 DJ Delorie <dj@redhat.com>
17652 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
17654 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17656 * config/c4x: Remove directory.
17657 * config.gcc (crx-*, mt-*): Mark obsolete.
17658 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
17659 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
17660 sh-*-rtemscoff*): Remove cases.
17661 * defaults.h (C4X_FLOAT_FORMAT): Remove.
17662 * real.c (encode_c4x_single, decode_c4x_single,
17663 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
17664 c4x_extended_format): Remove.
17665 * real.h (c4x_single_format, c4x_extended_format): Remove.
17666 * doc/extend.texi (interrupt, naked): Remove mention of attributes
17668 (Pragmas): Remove comment about c4x pragmas.
17669 * doc/install.texi (c4x): Remove target-specific instructions.
17670 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
17671 * doc/md.texi (Machine Constraints): Remove C4x documentation.
17672 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
17673 refer to C4x source files as examples.
17674 (C4X_FLOAT_FORMAT): Remove documentation.
17676 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
17678 * config/bfin/bfin.c (override_options): Reorder tests so that
17679 flag_pic gets enabled for -msep-data.
17681 2008-01-25 Richard Guenther <rguenther@suse.de>
17683 PR middle-end/32244
17684 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
17685 to its bitfield precision if required.
17687 2008-01-25 Jakub Jelinek <jakub@redhat.com>
17689 PR middle-end/33880
17690 * tree-nested.c (walk_omp_for): New function.
17691 (convert_nonlocal_reference, convert_local_reference): Call
17692 walk_omp_for on OMP_FOR.
17693 (convert_call_expr): Call walk_body on OMP_FOR's
17694 OMP_FOR_PRE_INIT_BODY.
17696 2008-01-25 Richard Guenther <rguenther@suse.de>
17698 PR tree-optimization/34966
17699 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
17700 default defs and PHI_NODEs we have to insert after the
17701 defining statement.
17703 2008-01-24 Nick Clifton <nickc@redhat.com>
17705 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
17706 Provide a default definition.
17707 (LIBGCC2_UNITS_PER_WORD): Likewise.
17709 * config/stormy16/stormy16.c: Include df.h for the prototype
17710 for df_regs_ever_live_p.
17711 (xstormy16_expand_builtin_va_start): Convert the stack offset
17712 into a component_ref and then use POINTER_PLUS_EXPR to add it
17713 to the incoming_virtual_args_rtx.
17714 (xstormy16_gimplify_va_arg_expr): Rename to
17715 xstormy16_gimplify_va_arg_expr.
17716 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
17717 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
17718 xstormy16_gimplify_va_arg_expr.
17719 Fix up some formatting issues.
17721 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
17722 Move to predicates.md.
17723 (xs_hi_general_operand): Likewise.
17724 (xs_hi_nonmemory_operand): Likewise.
17725 * config/stormy16/predicates.md:
17726 (xstormy16_carry_plus_operand): New predicate.
17727 (xs_hi_general_operand): New predicate.
17728 (xs_hi_nonmemory_operand): New predicate.
17729 * config/stormy16/stormy16-protos.h:
17730 (xstormy16_carry_plus_operand): Delete prototype.
17731 (xs_hi_general_operand): Likewise.
17732 (xs_hi_nonmemory_operand): Likewise.
17734 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
17735 modifiers as they are no longer needed and they can trigger
17736 reload spill failures.
17738 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
17739 with a match_operand in order to help reload.
17741 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
17742 constraint with 'e' for the 8th alternative as this version of
17743 the mov.w instruction only accepts the lower 8 registers.
17745 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
17748 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
17749 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
17752 2008-01-25 Jakub Jelinek <jakub@redhat.com>
17754 PR middle-end/33333
17755 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
17757 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
17759 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
17761 (remove_structure): Update allocations list before removing structure.
17763 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
17765 * ipa-struct-reorg.c (is_safe_cond_expr,
17766 create_new_stmts_for_cond_expr): Use integer_zerop function,
17767 that recognize not only zero-pointer, but zero-integer too.
17769 2008-01-25 Ben Elliston <bje@au.ibm.com>
17772 * fixproto: Escape "." in sed expression that strips leading "./".
17774 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
17777 * gcc.c (SWITCH_OK): Removed.
17778 (SWITCH_LIVE): Changed to bit.
17779 (SWITCH_FALSE): Likewise.
17780 (SWITCH_IGNORE): Likewise.
17781 (switchstr): Change live_cond to unsigned int.
17782 (process_command): Replace SWITCH_OK with 0.
17783 (do_self_spec): Likewise.
17784 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
17785 (give_switch): Likewise.
17786 (used_arg): Likewise.
17787 (do_spec_1): Set the SWITCH_IGNORE bit.
17788 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
17789 bits. Set the SWITCH_LIVE bit.
17791 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17793 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
17795 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
17797 PR tree-optimization/34472
17798 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
17799 parameter to a "bool *" and set *DATA to false if there is
17800 an unsafe access. Do not delete the structure here.
17801 (check_cond_exprs): Delete it here instead.
17802 (check_cond_exprs, exclude_cold_structs): Do not increase
17803 I when removing a structure.
17805 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
17808 * config/i386/i386.c (ix86_expand_vector_init): Consider only
17809 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
17811 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
17813 PR middle-end/34934
17814 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
17815 a fixed vector for stack.
17817 2008-01-24 Ben Elliston <bje@au.ibm.com>
17820 * doc/gcc.texi (Software development): Add a direntry for g++.
17822 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
17824 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
17825 stale and straggling -fforce-addr comments above.
17827 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
17829 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
17830 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
17832 2008-01-23 Michael Matz <matz@suse.de>
17835 * dwarf2out.c (force_type_die): Use modified_type_die instead of
17838 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
17840 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
17841 malloc result type.
17843 2008-01-23 Anatoly Sokolov <aesok@post.ru>
17845 * config/avr/avr.c (avr_current_arch): New variable.
17846 (avr_arch_types): Add 'avr31' and 'avr51' entries.
17847 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
17848 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
17849 (avr_override_options): Init 'avr_current_arch'.
17850 (base_arch_s): Move from here...
17851 * config/avr/avr.h (base_arch_s): ... here. Add new members
17852 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
17853 'mega' to 'have_jmp_call'.
17854 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
17855 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
17857 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
17859 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17860 MULTILIB_MATCHES): Ditto.
17862 2008-01-23 Richard Guenther <rguenther@suse.de>
17864 PR middle-end/31529
17865 * cgraphunit.c (cgraph_reset_node): Always mark the node
17866 not reachable if it is not queued already.
17868 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
17870 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
17871 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
17872 (cputype_selected): New static variable.
17873 (bfin_handle_option): Set it if -mcpu is used.
17874 (override_option): Select default set of workarounds if no cpu type
17875 selected on the command line.
17876 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
17878 From Michael Frysinger <michael.frysinger@analog.com>
17879 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
17880 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
17882 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
17883 for bf547, bf523, bf524, and bf526.
17884 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
17886 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17887 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
17888 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
17889 __ADSPBF547__ and __ADSPBF54x__ for bf547.
17890 * doc/invoke.texi (Blackfin Options): Document that
17891 -mcpu now accept bf547, bf523, bf524, and bf526.
17893 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
17895 PR rtl-optimization/34628
17896 * combine.c (try_combine): Stop and undo after the first combination
17897 if an autoincrement side-effect on the first insn has effectively
17900 2008-01-22 David Edelsohn <edelsohn@gnu.org>
17903 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
17904 Offset addresses are not valid for Altivec or paired float modes.
17906 2008-01-22 Jakub Jelinek <jakub@redhat.com>
17909 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
17910 if DECL_INITIAL (decl) is error_mark_node.
17913 * c-common.c (handle_vector_size_attribute): Only allow
17914 integral, scalar float and fixed point types. Handle OFFSET_TYPE
17915 the same way as pointer, array etc. types.
17916 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
17919 * tree.c (build_type_attribute_qual_variant): Call
17920 build_qualified_type if attributes are equal, but quals are not.
17922 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17925 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
17926 * flags.h (warn_strict_aliasing): Remove.
17927 (warn_strict_overflow): Remove.
17928 * opts.c (warn_strict_aliasing): Remove.
17929 (warn_strict_overflow): Remove.
17930 * c-opts.c (c_common_handle_option): -Wall only sets
17931 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
17932 (c_common_post_options): Give default values to -Wstrict-aliasing
17933 and -Wstrict-overflow if they are uninitialized.
17934 * common.opt (Wstrict-aliasing): Specify Var and Init.
17935 (Wstrict-overflow): Likewise.
17937 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17939 PR rtl-optimization/26854
17940 PR rtl-optimization/34400
17941 PR rtl-optimization/34884
17942 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
17944 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
17945 (df_rd_bb_info.expanded_lr_out): Deleted
17946 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
17947 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
17948 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
17949 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
17950 Removed code to allocate, initialize or free expanded_lr_out.
17951 (df_rd_bb_local_compute_process_def): Restructured to make more
17953 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
17954 sets if the sets are being trimmed.
17956 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
17959 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
17960 (as_vers): Likewise.
17961 * configure: Regenerated.
17963 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17965 PR middle-end/33092
17966 * tree-pass.h (pass_build_alias): New pass.
17967 * tree-ssa-alias.c (gate_build_alias): New.
17968 (pass_build_alias): New.
17969 * passes.c (init_optimization_passes): Add pass_build_alias after
17970 pass_create_structure_vars.
17972 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
17974 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
17975 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
17976 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
17977 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
17978 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
17979 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
17980 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
17981 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
17982 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
17983 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
17984 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
17985 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
17986 * config/s390/s390.md (FP_ALL): New mode iterator.
17987 (_d): New mode attribute.
17988 ("*signbit<mode>2>"): Changed mode of first operand.
17989 ("isinf<mode>2"): Changed mode of first operand.
17990 ("*TDC_insn"): Adaptation for DFP modes.
17992 2008-01-22 Ben Elliston <bje@au.ibm.com>
17994 * tree.c (check_qualified_type): Improve function description.
17996 2008-01-21 Jason Merrill <jason@redhat.com>
17999 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
18000 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
18003 2008-01-21 DJ Delorie <dj@redhat.com>
18005 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
18008 2008-01-21 Richard Guenther <rguenther@suse.de>
18010 PR middle-end/34856
18011 * tree-cfg.c (verify_expr): Allow all invariant expressions
18012 instead of just constant class ones as reference argument.
18013 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
18014 like any other constant.
18015 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
18017 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
18019 * regmove.c (fixup_match_1): Update call crossed frequencies.
18021 2008-01-21 Richard Guenther <rguenther@suse.de>
18024 * tree-inline.c (setup_one_parameter): Deal with mismatched
18025 types using a VIEW_CONVERT_EXPR.
18027 2008-01-21 Alon Dayan <alond@il.ibm.com>
18028 Olga Golovanevsky <olga@il.ibm.com>
18030 PR tree-optimization/34701
18031 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
18032 when the structure size is not a power of 2.
18034 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
18036 * doc/install.texi: Add doc for --enable-checking=df.
18038 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
18040 PR rtl-optimization/34808
18041 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
18043 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
18045 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
18048 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
18050 PR rtl-optimization/26854
18051 PR rtl-optimization/34400
18052 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
18054 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
18055 (df_rd_bb_info.expanded_lr_out): New.
18056 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
18057 * loop_iv.c (iv_analysis_loop_init): Ditto.
18058 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
18059 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
18060 Added code to allocate, initialize or free expanded_lr_out.
18061 (df_rd_bb_local_compute_process_def): Restructured to make
18062 more understandable.
18063 (df_rd_confluence_n): Add code to do nothing with fake edges and
18064 code to no apply invalidate_by_call sets if the sets are being trimmed.
18065 (df_lr_local_finalize): Renamed to df_lr_finalize.
18066 (df_live_local_finalize): Renamed to df_live_finalize.
18068 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
18071 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
18072 deciding whether to use reciprocal instructions.
18074 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
18076 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
18077 dwarf2out_note_section_used if cold_text_section is NULL.
18079 2008-01-19 Jakub Jelinek <jakub@redhat.com>
18081 PR gcov-profile/34610
18082 * tree-cfg.c (make_edges): Mark both outgoing edges from
18083 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
18084 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
18085 from OMP_FOR and OMP_CONTINUE outgoing edges.
18087 * tree-profile.c (tree_profiling): Return early if
18088 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
18090 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
18091 from cfun to child_cfun.
18092 * function.h (struct function): Add after_tree_profile bit.
18094 2008-01-19 Anatoly Sokolov <aesok@post.ru>
18096 * config/avr/avr.S (_exit): Disable interrupt.
18098 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
18099 Steven Bosscher <stevenb.gcc@gmail.com>
18101 PR rtl-optimization/26854
18102 PR rtl-optimization/34400
18103 * df-problems.c (df_live_scratch): New scratch bitmap.
18104 (df_live_alloc): Allocate df_live_scratch when doing df_live.
18105 (df_live_reset): Clear the proper bitmaps.
18106 (df_live_bb_local_compute): Only process the artificial defs once
18107 since the order is not important.
18108 (df_live_init): Init the df_live sets only with the variables
18109 found live by df_lr.
18110 (df_live_transfer_function): Use the df_lr sets to prune the
18111 df_live sets as they are being computed.
18112 (df_live_free): Free df_live_scratch.
18114 2008-01-18 Ian Lance Taylor <iant@google.com>
18116 * common.opt: Add fmerge-debug-strings.
18117 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
18118 flag_merge_debug_strings rather than flag_merge_constants.
18119 * doc/invoke.texi (Option Summary): Mention
18120 -fmerge-debug-strings.
18121 (Debugging Options): Document -fmerge-debug-strings.
18123 2008-01-18 Ian Lance Taylor <iant@google.com>
18126 * tree.h (DECL_IS_OPERATOR_NEW): Define.
18127 (struct tree_function_decl): Add new field operator_new_flag.
18128 * tree-inline.c (expand_call_inline): When inlining a call to
18129 operator new, force the return value to go into a variable, and
18130 set DECL_NO_TBAA_P on that variable.
18131 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
18133 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
18136 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
18137 DWARF2_DEBUGGING_INFO.
18138 (dwarf2out_note_section_used): Ditto. Add prototype.
18139 (have_multiple_function_sections, text_section_used,
18140 cold_text_section_used, *cold_text_sections): Move declarations
18143 2008-01-17 Bob Wilson <bob.wilson@acm.org>
18145 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
18146 field and add signal_ra.
18147 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
18148 assignments to frame state pc. Move end of stack check after
18149 MD_FALLBACK_FRAME_STATE_FOR.
18150 (uw_update_context_1): Use frame state signal_regs if set, instead
18151 of checking signal_frame flag.
18152 (uw_update_context): Use frame state signal_ra if set.
18153 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
18154 * config/xtensa/linux-unwind.h: New file.
18156 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
18158 * modulo-sched.c (get_sched_window): Fix comment typo.
18160 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
18162 PR tree-optimization/34648
18163 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
18165 2008-01-17 Anatoly Sokolov <aesok@post.ru>
18167 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
18168 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
18170 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
18172 PR rtl-optimization/34400
18173 * df-core.c (df_worklist_dataflow_overeager,
18174 df_worklist_dataflow_doublequeue): New functions.
18175 (df_worklist_dataflow): Two different worklist solvers.
18176 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
18179 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18182 * doc/invoke.texi: Document the dependence on pthread for fopenmp
18183 and ftree-parallelize-loops.
18185 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
18187 PR rtl-optimization/34826
18188 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
18190 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
18192 * global.c (find_reg): Mark the eh regs as used if necessary.
18193 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
18194 * ra.h (struct allocno): no_eh_reg field added. Changed
18195 no_stack_reg type to bitfield.
18197 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
18199 * tree.c (substitute_in_expr): Add missing 'break'.
18201 2008-01-17 Richard Guenther <rguenther@suse.de>
18203 PR tree-optimization/34825
18204 * tree-ssa-math-opts.c (is_division_by): Do not recognize
18205 x / x as division to handle.
18207 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18209 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
18210 "-pthread" is specified.
18211 * pa-hpux11.h (LIB_SPEC): Likewise.
18213 2008-01-16 Janis Johnson <janis187@us.ibm.com>
18214 Peter Bergner <bergner@vnet.ibm.com>
18216 PR rtl-optimization/33796
18217 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
18219 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18221 PR libgfortran/34699
18222 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
18224 * pa-hpux10.h (LINK_SPEC): Likewise.
18225 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
18227 2008-01-16 Richard Guenther <rguenther@suse.de>
18229 PR middle-end/32628
18230 * fold-const.c (fold_convert_const_int_from_int): Do not
18231 set overflow if that occured only because of a sign extension
18232 change when converting from/to a sizetype with the same
18233 precision and signedness.
18235 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
18238 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
18239 location address to the correct place. Update copyright year.
18241 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18243 * lambda-code.c (lambda_transform_legal_p): Handle the case of
18244 no dependences in the dependence_relations vector.
18246 2008-01-16 Jan Hubicka <jh@suse.cz>
18248 PR rtl-optimization/31396
18249 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
18250 * cfg.c (dump_reg_info): Print it.
18251 * regs.h (struct reg_info_t): add freq_calls_crossed.
18252 (REG_FREQ_CALLS_CROSSED): New macro.
18253 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
18254 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
18255 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
18256 regmove_optimize): Update call crossed frequencies.
18257 * local-alloc.c (struct qty): Add freq_calls_crossed.
18258 (alloc_qty): Copute freq_calls_crossed.
18259 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
18260 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
18261 * ra.h (struct allocno): Add freq_calls_crossed.
18263 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18265 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
18266 libgomp when compiling with ftree-parallelize-loops.
18267 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
18269 2008-01-16 Richard Guenther <rguenther@suse.de>
18271 PR tree-optimization/34769
18272 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
18273 * tree.c (int_cst_value): Instead make this function more
18274 permissive in what it accepts as valid input. Document this
18275 function always sign-extends the value.
18277 2008-01-16 Jakub Jelinek <jakub@redhat.com>
18278 Richard Guenther <rguenther@suse.de>
18281 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
18282 (gimple_fold_indirect_ref_rhs): ... this.
18283 (gimple_fold_indirect_ref): New function with foldings
18284 that preserve lvalueness.
18285 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
18286 * tree-flow.h (gimple_fold_indirect_ref): Declare.
18287 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
18288 to fold an INDIRECT_REF, fall back to the old use of
18289 fold_indirect_ref_1.
18291 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18293 * tree-data-ref.c (subscript_dependence_tester_1): Call
18294 free_conflict_function.
18295 (compute_self_dependence): Same.
18297 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
18300 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
18301 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
18303 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
18304 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
18305 for DWARF2_UNWIND_INFO targets.
18307 2008-01-16 Richard Guenther <rguenther@suse.de>
18310 * c-typeck.c (common_pointer_type): Do not merge inconsistent
18311 type qualifiers for function types.
18313 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
18315 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
18316 loop_iterator li from previous commit.
18318 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
18320 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
18322 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
18324 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
18325 (parallelize_loops): Don't parallelize irreducible components.
18327 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18330 * c-opts (c_common_post_options): Do not enable CPP
18331 flag_pedantic_errors by default.
18333 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
18335 PR rtl-optimization/31944
18336 * cse.c (remove_pseudo_from_table): New function.
18337 (merge_equiv_classes): Use above function to remove pseudo-registers.
18338 (invalidate): Likewise.
18340 2008-01-13 Richard Guenther <rguenther@suse.de>
18342 PR middle-end/34601
18343 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
18344 instead of TYPE_MODE to deal with calls from expand_one_error_var.
18346 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
18348 * gcse.c (cprop_jump): Call validate_unshare_change instead of
18349 validate_change to unshare the source of the PC set.
18351 2008-01-12 Jan Hubicka <jh@suse.cz>
18353 PR middle-end/32135
18354 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
18355 references above array bounds. This might trigger bounds checks for
18356 pointers to arrays.
18358 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
18360 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
18361 new_replaceable_dependencies.
18363 2008-01-12 Doug Kwan <dougkwan@google.com>
18365 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
18366 instead of OPT_Wreturn_type in warning due to ignored return type
18368 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
18369 options included in -Wextra.
18370 * c.opt: New option -Wignored_qualifiers.
18371 * doc/invoke.texi (Warning Options, -Wextra): Add new option
18372 -Wignore_qualifiers.
18373 (-Wignored-qualifiers): Document.
18374 (-Wreturn-type): Remove description of functionality now handled
18375 by -Wignored-qualifiers.
18377 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
18380 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
18381 NOP_EXPR if it is between integral types with the same precision.
18383 2008-01-12 Jan Hubicka <jh@suse.cz>
18386 * invoke.texi (max-inline-recursive-depth): Fix default value.
18388 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
18390 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
18393 2008-01-11 Bob Wilson <bob.wilson@acm.org>
18395 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
18397 2008-01-11 James E. Wilson <wilson@specifix.com>
18400 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
18402 2008-01-11 Anatoly Sokolov <aesok@post.ru>
18404 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
18405 save/restore frame pointer register and don't use 'call-prologues'
18406 optimization in function with "OS_task" attribute.
18408 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
18410 PR middle-end/31309
18411 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
18412 when copying to memory.
18414 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
18416 PR rtl-optimization/30905
18417 * cfgcleanup.c: Include dce.h
18418 (crossjumps_occured): New global variable.
18419 (try_crossjump_bb): Exit loop after finding a fallthru edge.
18420 If something changed, set crossjumps_occured to true.
18421 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
18422 Don't add/remove fake edges to exit here...
18423 (cleanup_cfg): ...but do it here, when crossjumping.
18424 Run a fast DCE when successful crossjumps occured in the latest
18425 iteration of try_optimize_cfg.
18427 2008-01-11 Richard Guenther <rguenther@suse.de>
18429 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
18430 (struct vn_unary_op_s): Likewise.
18431 (vn_reference_insert): Free old reference on hash collision.
18433 2008-01-10 Raksit Ashok <raksit@google.com>
18435 PR rtl-optimization/27971
18436 * combine.c (find_split_point): Split PLUS expressions which are
18437 inside a MEM rtx, and whose first operand is complex.
18439 2008-01-10 DJ Delorie <dj@redhat.com>
18441 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
18442 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
18443 (m32c_hard_regno_ok): Call the underlying function.
18445 2008-01-10 Richard Guenther <rguenther@suse.de>
18447 PR middle-end/34683
18448 * tree-cfg.c (tree_merge_blocks): Do not go through the
18449 full-blown folding and stmt updating path if we just deal
18450 with virtual operands.
18451 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
18452 test for abnormal SSA_NAMEs.
18454 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
18456 PR middle-end/34641
18457 * reload.c (push_reload): Add assertions. All constants from
18458 reg_equiv_constant should have been used for replacing the respective
18460 (find_reloads_address): Invoke find_reloads_address_part for
18461 constant taken from the reg_equiv_constant array.
18463 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
18465 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
18466 field (valnum) the first in the struct. Replace bools with
18469 2008-01-10 Richard Guenther <rguenther@suse.de>
18471 PR tree-optimization/34651
18472 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
18473 types and ordering for masking and converting.
18475 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
18477 PR tree-optimization/34017
18478 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
18479 also for PHI_NODE expressions.
18481 2008-01-09 Jan Hubicka <jh@suse.cz>
18483 PR tree-optimization/34708
18484 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
18485 based on number of case labels.
18486 (init_inline_once): Remove switch_cost.
18487 * tree-inline.h (eni_weights_d): Remove switch_cost.
18489 2008-01-09 Richard Guenther <rguenther@suse.de>
18490 Andrew Pinski <andrew_pinski@playstation.sony.com>
18492 PR middle-end/30132
18493 * gimplify.c (gimplify_cond_expr): Do not create an addressable
18494 temporary if an rvalue is ok or an lvalue is not required.
18496 2008-01-09 Richard Guenther <rguenther@suse.de>
18498 PR middle-end/34458
18499 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
18500 adjust return type.
18502 2008-01-09 Richard Guenther <rguenther@suse.de>
18504 PR middle-end/34679
18505 * tree.c (host_integerp): Check for sizetype only if the
18506 type is an integer type.
18508 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
18511 * opts.c (decode_options): Disable inlining of functions called
18512 once if not in unit-at-a-time mode.
18514 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
18516 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
18518 2008-01-08 Richard Guenther <rguenther@suse.de>
18520 PR middle-end/31863
18521 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
18522 out early if the result will be unused.
18524 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18529 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18530 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18533 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
18535 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
18536 for vectorization tuned.
18538 2008-01-08 Richard Guenther <rguenther@suse.de>
18540 PR tree-optimization/34683
18541 * tree-ssa-operands.c (operand_build_cmp): Export.
18542 * tree-ssa-operands.h (operand_build_cmp): Declare.
18543 * tree-vn.c (vuses_compare): Remove.
18544 (sort_vuses): Use operand_build_cmp.
18545 (sort_vuses_heap): Likewise.
18546 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
18547 to re-use old VEC if available. Do not sort already sorted VUSEs.
18548 (vdefs_to_vec): Do not sort already sorted VDEFs.
18550 2008-01-08 Jakub Jelinek <jakub@redhat.com>
18552 PR middle-end/34694
18553 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
18555 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18558 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
18559 limitations of reciprocal sequences on x86 targets.
18561 2008-01-08 Richard Guenther <rguenther@suse.de>
18563 PR tree-optimization/34683
18564 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
18566 2008-01-07 Jakub Jelinek <jakub@redhat.com>
18569 * config/darwin.c (darwin_mergeable_string_section): Don't use
18570 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
18572 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
18575 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
18576 negxf2. Macroize expander using X87MODEF mode iterator. Change
18577 predicates of op0 and op1 to register_operand.
18578 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
18579 expander using X87MODEF mode iterator. Change predicates of
18580 op0 and op1 to register_operand.
18581 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
18582 corresponding patterns and macroize using MODEF macro. Change
18583 predicates of op0 and op1 to register_operand and remove
18584 "m" constraint. Disparage "r" alternative with "!".
18585 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
18586 macroize using X87MODEF macro. Change predicates of op0 and op1
18587 to register_operand and remove "m" constraint. Disparage "r"
18588 alternative with "!".
18589 (absneg splitter with memory operands): Remove.
18590 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
18591 patterns and macroize using X87MODEF mode iterator.
18592 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
18593 Change predicate of op1 to register_operand.
18594 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
18595 for memory operands.
18597 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
18599 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
18601 2008-01-07 Richard Guenther <rguenther@suse.de>
18603 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
18606 2008-01-07 Richard Guenther <rguenther@suse.de>
18608 PR tree-optimization/34683
18609 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
18610 VOPs of the needed size to save memory. Use VEC_quick_push
18611 to save compile-time.
18612 (vdefs_to_vec): Likewise.
18614 2008-01-07 Sa Liu <saliu@de.ibm.com>
18616 * config/spu/spu.md (divdf3): Genetate inline code for double
18617 division. The implementation doesn't handle INF or NAN, therefore it
18618 only applies when -ffinite-math-only is given.
18620 2008-01-06 Paolo Carlini <pcarlini@suse.de>
18623 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
18624 * doc/cpp.texi ([Common Predefined Macros]): Document.
18626 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
18628 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
18629 order to use commutative addition instead of subtraction.
18631 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18632 Mircea Namolaru <namolaru@il.ibm.com>
18633 Vladimir Yanovsky <yanov@il.ibm.com>
18634 Revital Eres <eres@il.ibm.com>
18636 PR tree-optimization/34263
18637 * tree-outof-ssa.c (process_single_block_loop_latch,
18638 contains_tree_r): New functions.
18639 (analyze_edges_for_bb): Call process_single_block_loop_latch
18640 function to empty single-basic-block latch block if possible.
18642 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18644 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18646 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
18648 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18650 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
18652 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18654 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
18656 2008-01-05 Jakub Jelinek <jakub@redhat.com>
18658 PR tree-optimization/34618
18659 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
18662 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18665 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
18666 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
18667 Update copyright year.
18669 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
18670 Update copyright year.
18671 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
18674 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
18676 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
18677 edge does not point to current bb before changing need_assert.
18679 2008-01-04 Richard Guenther <rguenther@suse.de>
18681 PR middle-end/34029
18682 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
18683 for verifying purposes if they are is_gimple_min_invariant.
18685 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
18687 PR tree-optimization/34448
18688 PR tree-optimization/34465
18689 * gimplify.c (gimplify_init_constructor): Add new parameter
18690 notify_temp_creation. Use it.
18691 (gimplify_modify_expr_rhs): Take volatiles into account when
18692 optimizing constructors.
18693 Do not optimize constructors if gimplify_init_constructor will dump to
18695 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
18696 * gcc.c-torture/compile/pr34448.c: New.
18698 2008-01-04 Jakub Jelinek <jakub@redhat.com>
18700 PR gcov-profile/34609
18701 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
18702 return_slot if result is TREE_ADDRESSABLE.
18704 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
18706 * config/mips/mips.md (sqrt_condition): Tweak comment.
18707 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
18709 2008-01-03 Tom Tromey <tromey@redhat.com>
18712 * c-common.c (c_type_hash): Handle VLAs.
18714 2008-01-03 Jan Hubicka <jh@suse.cz>
18716 PR tree-optimization/31081
18717 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
18718 0 when inlining and not inlining to first basic block.
18719 (remap_decl): When var is initialized to 0, don't set default_def.
18720 (expand_call_inline): Set entry_bb.
18721 * tree-inline.h (copy_body_data): Add entry_bb.
18723 2008-01-03 Jakub Jelinek <jakub@redhat.com>
18726 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
18729 PR tree-optimization/29484
18730 * tree-inline.c (inline_forbidden_p_2): New function.
18731 (inline_forbidden_p): Disallow inlining if some static var
18732 has an address of a local LABEL_DECL in its initializer.
18733 * doc/extend.texi (Labels as Values): Document &&foo behaviour
18736 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
18738 PR tree-optimization/34635
18739 * tree-data-ref.c (add_other_self_distances): Make sure that the
18740 evolution step is constant.
18742 2008-01-03 Jakub Jelinek <jakub@redhat.com>
18744 PR middle-end/34608
18745 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
18747 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
18749 * tree-sra.c (scalarize_init): Insert the generate_element_init
18750 statements after the generate_element_zero statements.
18752 2008-01-02 Richard Guenther <rguenther@suse.de>
18754 PR middle-end/34093
18755 PR middle-end/31976
18756 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
18757 for very large number of operands instead of ICEing.
18759 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
18762 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
18763 while stack probing.
18765 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
18767 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
18770 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
18772 PR libmudflap/26442
18773 * tree-mudflap.c (mx_register_decls): Guard warning by
18774 !DECL_ARTIFICIAL check.
18776 2008-01-01 Jakub Jelinek <jakub@redhat.com>
18778 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
18779 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
18780 sse5_perm<mode>): Fix constraints.