1 2008-08-20 Richard Guenther <rguenther@suse.de>
3 * passes.c (init_optimization_passes): Move the second
4 forwprop pass before alias computation. Remove the second
5 DCE pass. Remove the first dominator and phi copy/const
8 2008-08-20 Nick Clifton <nickc@redhat.com>
10 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
11 support of this feature. Do not assume that a sufficiently new
12 assembler will support the feature regardless of the target type.
13 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
14 * configure: Regenerate.
16 2008-08-20 Richard Guenther <rguenther@suse.de>
18 * tree-vrp.c (found_in_subgraph): Remove.
19 (live): New global static.
20 (live_on_edge): New function.
21 (blocks_visited): Remove.
22 (register_edge_assert_for_2): Use live_on_edge.
23 (find_conditional_asserts): Remove code dealing with
24 found_in_subgraph. Do not walk the CFG.
25 (find_switch_asserts): Likewise.
26 (find_assert_locations_1): Renamed from find_assert_locations.
27 Move finding assert locations for conditional and switch
28 statements first. Update live bitmap. Do not walk the CFG.
29 (find_assert_locations): New function.
30 (insert_range_assertions): Remove entry of CFG walk.
31 Adjust call to find_assert_locations.
32 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
33 that only can appear because of fake exit edges but assert we
34 never try to insert on those.
35 (fini_pre): Do not remove fake exit edges here...
36 (execute_pre): ...but here, before committing edge inserts.
38 2008-08-19 Richard Guenther <rguenther@suse.de>
40 * passes.c (init_optimization_passes): Exchange store-ccp
43 2008-08-19 Rafael Espindola <espindola@google.com>
45 * varasm.c (weak_decls): Move earlier in the file.
46 (assemble_external): Add weak decls to the weak_decls list.
47 (declare_weak): Don't add decls to the weak_decls list.
49 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
52 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
53 before (sse2_shufpd_<mode>).
55 2008-08-19 Jakub Jelinek <jakub@redhat.com>
58 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
59 * tree.c (block_nonartificial_location): Likewise.
61 2008-08-19 Richard Guenther <rguenther@suse.de>
63 PR tree-optimization/35972
64 PR tree-optimization/23094
65 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
67 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
68 handle MISALIGNED_INDIRECT_REF.
69 (get_ref_from_reference_ops): New helper.
70 (vn_reference_lookup_pieces): Walk the use-def chain using the
71 alias-oracle if requested.
72 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
73 walking the use-def chain.
74 (compute_avail): But not here.
75 (create_component_ref_by_pieces_1): Properly handle
76 MISALIGNED_INDIRECT_REF.
77 (do_regular_insertion): Handle fully redundant
78 expressions after PHI-translation also for SSA_NAME values, not
79 only constants. Correctly use edoubleprime for that.
81 2008-08-19 Ira Rosen <irar@il.ibm.com>
83 * tree-vectorizer.c (supportable_widening_operation): Support
84 multi-step conversion, return the number of steps in such conversion
85 and the required intermediate types.
86 (supportable_narrowing_operation): Likewise.
87 * tree-vectorizer.h (vect_pow2): New function.
88 (supportable_widening_operation): Change argument types.
89 (supportable_narrowing_operation): Likewise.
90 (vectorizable_type_promotion): Add an argument.
91 (vectorizable_type_demotion): Likewise.
92 * tree-vect-analyze.c (vect_analyze_operations): Call
93 vectorizable_type_promotion and vectorizable_type_demotion with
95 (vect_get_and_check_slp_defs): Detect patterns.
96 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
98 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
99 vect_build_slp_tree with correct arguments. Calculate unrolling factor
100 according to the smallest type in the loop.
101 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
102 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
103 supportable_widening_operation with correct arguments.
104 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
105 operands lists according to the number of vector statements in left
106 or right node, if exists.
107 (vect_gen_widened_results_half): Remove unused argument.
108 (vectorizable_conversion): Call supportable_widening_operation,
109 supportable_narrowing_operation, and vect_gen_widened_results_half
110 with correct arguments.
111 (vectorizable_assignment): Change documentation, support multiple
113 (vectorizable_operation): Likewise.
114 (vect_get_loop_based_defs): New function.
115 (vect_create_vectorized_demotion_stmts): Likewise.
116 (vectorizable_type_demotion): Support loop-aware SLP and general
117 multi-step conversion. Call vect_get_loop_based_defs and
118 vect_create_vectorized_demotion_stmts for transformation.
119 (vect_create_vectorized_promotion_stmts): New function.
120 (vectorizable_type_promotion): Support loop-aware SLP and general
121 multi-step conversion. Call vect_create_vectorized_promotion_stmts
123 (vectorizable_store): Change documentation, support multiple
125 (vectorizable_load): Likewise.
126 (vect_transform_stmt): Pass SLP_NODE to
127 vectorizable_type_promotion and vectorizable_type_demotion.
128 (vect_schedule_slp_instance): Move here the calculation of number
129 of vectorized statements for each node from...
130 (vect_schedule_slp): ... here.
131 (vect_transform_loop): Call vect_schedule_slp without the last
134 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
137 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
138 to == in assert statement.
139 (vectorizable_reduction): Fix typo.
141 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
144 * value-prof.c (check_counter): Dereference pointer to overall
145 count when printing it.
147 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
149 * profile.h: Really add it.
151 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
153 * mcf.c: Really add it.
155 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
156 Vinodha Ramasamy <vinodha@google.com>
158 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
160 * value-prof.c (check_counter): Fix the counter if
161 flag_profile_correction is true.
162 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
163 tree_mod_subtract_transform):
164 Follow check_counter parameter change.
165 * common.opt (fprofile-correction): New option.
167 * profile.h: Likewise.
168 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
169 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
170 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
172 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
173 flag_profile_correction is set.
175 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
177 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
179 2008-08-18 Tomas Bily <tbily@suse.cz>
181 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
182 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
184 * tree-data-ref.c (split_constant_offset_1): Likewise.
185 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
186 * tree-sra.c (sra_walk_expr): Likewise.
187 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
188 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
189 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
190 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
192 * gimple.c (gimple_assign_unary_nop_p): Likewise.
193 * tree-vect-transform.c (vectorizable_type_demotion)
194 (vectorizable_type_promotion): Likewise.
195 * tree-inline.c (expand_call_inline):
196 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
197 (forward_propagate_addr_expr_1, forward_propagate_comparison)
198 (tree_ssa_forward_propagate_single_use_vars): Likewise.
199 * expr.c (expand_expr_real_1): Likewise.
200 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
201 (gimple_assign_unary_useless_conversion_p): Likewise.
202 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
203 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
204 * fold-const.c (fold_unary): Likewise.
205 * tree.h (CONVERT_EXPR_P): Likewise.
206 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
207 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
209 (register_edge_assert_for_2, extract_range_from_unary_expr)
210 (register_edge_assert_for_1): Likewise.
212 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
214 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
215 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
216 (enum real_value_const): Delete.
217 (get_real_const): Delete.
218 * real.c (get_real_const): Delete.
219 (dconst_e_ptr): Define.
220 (dconst_third_ptr): Define.
221 (dconst_sqrt2_ptr): Define.
222 * builtins.c: Update all callers.
224 2008-08-18 Richard Guenther <rguenther@suse.de>
226 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
227 statement iterator after statement removal.
229 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
231 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
232 (detect_processor_freebsd): Likewise.
233 (host_detect_local_cpu): Call newly added functions for FreeBSD.
235 2008-08-18 Richard Guenther <rguenther@suse.de>
237 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
238 and loads have the correct types.
240 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
243 * c-opts.c (cpp_opts): Remove static.
244 * c-parser.c (cpp_opts): Declare it extern.
245 (disable_extension_diagnostics): Handle cpp options.
246 (enable_extension_diagnostics): Likewise.
248 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
250 * diagnostics.c (permerror_at): Rename as permerror.
252 * toplev.h: Likewise.
254 2008-08-18 Richard Guenther <rguenther@suse.de>
256 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
257 sdse1 and addressables2 passes. Replace dce1 with cddce1.
258 Move call_cdce before build_alias. Move copyrename2,
259 cunrolli and ccp2 beafore build_alias. Re-add addressable2
260 right after final inlining.
261 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
262 (pass_build_cfg): But instead via TODO_dump_func.
264 2008-08-18 Richard Guenther <rguenther@suse.de>
266 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
268 (scalarize_init): If we failed to generate some initializers
269 do not generate zeros for not instantiated members. Instead
270 rely on the copy out.
271 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
272 about missing flow-sensitive alias info only if we have
275 2008-08-17 Nick Clifton <nickc@redhat.com>
277 * doc/extend.texi (Function Attributes): Fix typo in description
278 if hot function attribute.
280 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
281 Richard Sandiford <rdsandiford@googlemail.com>
283 * doc/install.texi (--with-mips-plt): Document.
284 * doc/invoke.texi (-mplt, -mno-plt): Document.
285 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
286 and handle ${with_mips_plt}.
287 * config/mips/mips.opt (mplt): New option.
288 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
289 (TARGET_ABICALLS_PIC2): Likewise.
290 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
291 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
292 (ASM_SPEC): Use !mabi=* instead of !mabi*.
293 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
294 to decide whether to output ".option picX" directives.
295 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
296 Pass -call_nonpic rather than -KPIC for -mplt.
297 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
298 on the command line. Also remove it when -mabi=64 is used without
300 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
301 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
302 TARGET_ABICALLS_PIC0.
303 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
305 (mips16_build_function_stub): Only output ".option pic" directives
306 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
307 (mips16_build_call_stub): Fix comment and remove redundant
308 ".set at"/"set .noat" directives.
309 (mips_function_rodata_section): Use the default behaviour for
310 TARGET_ABSOLUTE_ABICALLS.
311 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
312 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
313 (mips_restore_gp): Do nothing if the current function doesn't use
315 (mips_expand_prologue): Only save $gp if the current function uses it.
316 Use a normal move for TARGET_ABICALLS_PIC0.
317 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
319 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
321 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
322 of function when handling GLOBAL_POINTER_REGNUM.
324 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
327 * common.opt (-fstack-check): Do not declare the variable here.
328 (-fstack-check=): New option variant.
329 * doc/invoke.texi (Code Gen Options): Document it.
330 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
331 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
332 (STACK_CHECK_STATIC_BUILTIN): New macro.
333 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
334 * opts.c: Include expr.h.
335 (common_handle_option) <OPT_fold_stack_check_>: New case.
336 <OPT_fstack_check>: Likewise.
337 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
338 consistently in the test for variable-sized types. Adjust for
339 new behaviour of flag_stack_check.
340 * explow.c: Include except.h.
341 (allocate_dynamic_stack_space): Do not take into account
342 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
343 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
344 for variable-sized parameters. Treat all parameters whose size is
345 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
346 stack checking is enabled.
347 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
348 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
349 if generic stack checking is enabled.
350 (expand_function_end): Adjust for new behaviour of flag_stack_check.
351 * reload1.c (reload): Likewise.
352 * stmt.c (expand_decl): Assert that all automatic variables have
353 fixed size at this point and remove dead code.
354 * flags.h (stack_check_type): New enumeration type.
355 (flag_stack_check): Declare.
356 * toplev.c (flag_stack_check): New global variable.
357 * Makefile.in (opts.o): Add dependency on EXPR_H.
358 (explow.o): Add dependency on except.h.
360 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
362 * config/avr/avr.c (avr_override_options): Reduce value of
363 PARAM_INLINE_CALL_COST.
365 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
367 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
368 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
369 lieu of TYPE_MODE (type) throughout.
371 2008-08-15 Joseph Myers <joseph@codesourcery.com>
373 * config/arm/arm.c (add_minipool_backward_ref): Check for
374 8-byte-aligned entries in second case of forcing insertion after a
375 particular entry. Change third case to avoid inserting
376 non-8-byte-aligned entries before 8-byte-aligned ones.
378 2008-08-15 Richard Guenther <rguenther@suse.de>
380 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
381 strip components for unknown size accesses.
383 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
385 * config/s390/2097.md New file.
386 * config/s390/s390.md ("z10prop" attribute): Define none,
387 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
388 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
389 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
390 possible values and apply them to insns as appropriate.
391 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
392 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
393 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
394 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
396 ("bfp" mode attribute): Removed. Every occurence replaced
398 * config/s390/s390.c (struct "z10_cost"): Updated entries.
399 * config/s390/2084.md (insn_reservation "x_itof"): Updated
402 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
405 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
408 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
410 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
411 additional argument. Support reduction when duplication is needed due
412 to data-types of different sizes in the loop.
413 (get_initial_def_for_induction): Fix printout.
414 (vect_get_vec_def_for_stmt_copy): Support case where the
415 vec_stmt_for_operand is a phi node.
416 (vectorizable_reduction): Support reduction when duplication is needed
417 due to data-types of different sizes in the loop.
418 (vectorizable_call): Remove restriction to not vectorize in case we
419 have data-types of different sizes in the loop.
420 (vectorizable_conversion): Likewise.
421 (vectorizable_operation): Likewise.
422 (vectorizable_type_demotion): Likewise.
423 (vectorizable_type_promotion): Likewise.
424 (vectorizable_induction): Add restriction to not vectorize in case
425 we have data-types of different sizes in the loop.
427 2008-08-14 Christophe Saout <christophe@saout.de>
428 Uros Bizjak <ubizjak@gmail.com>
431 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
432 (*vec_concatv2di_rex64_sse4_1): Ditto.
433 (*vec_concatv2di_rex64_sse): Ditto.
435 2008-08-14 Jakub Jelinek <jakub@redhat.com>
438 * fold-const.c (fold_widened_comparison): Do not allow
439 sign changes that change the result even if shorter type
440 is wider than arg1_unw's type.
442 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
444 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
445 Skip if the multilib testing specifies -march that does not
446 agree with the one specified in the testcase.
448 2008-08-13 Joseph Myers <joseph@codesourcery.com>
450 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
451 zero extend SImode values being converted to TFmode before passing
454 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
456 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
457 __PPU__ when targeting the Cell/B.E. PPU processor.
459 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
461 * gimple.h (gimple_call_set_chain): Accept SSA variables.
462 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
463 Rematerialize the static chain, if any.
464 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
467 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
469 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
470 (new_loc_descr): Likewise.
471 (add_loc_descr): Likewise.
472 (size_of_loc_descr): Likewise.
473 (size_of_locs): Likewise.
474 (output_loc_operands): Likewise.
475 (output_loc_sequence): Likewise.
476 (new_reg_loc_descr): New.
477 (build_cfa_loc): Use it.
478 (build_cfa_aligned_loc): Likewise.
479 (one_reg_loc_descriptor): Likewise.
480 (based_loc_descr): Likewise.
482 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
485 * doc/invoke.texi (Wmain): Update.
486 * c-decl.c (start_decl): warn_main is only 0 or 1.
487 (start_function): Likewise. Fix formatting.
488 (finish_function): Delete redundant warning.
489 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
490 * c-opts (c_common_handle_option): -Wall only has effect if
491 warn_main is uninitialized. OPT_Wmain is automatically
492 handled. -pedantic also enables Wmain.
493 (c_common_post_options): Handle all logic for Wmain here.
494 * c-common.c (warn_main): Delete.
495 (check_main_parameter_types): Make pedwarns conditional on
497 * c-common.h (warn_main): Delete.
499 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
502 * expr.c (emit_group_store): Allocate stack temp with the
503 largest alignment when copying from register to stack.
505 2008-08-13 Richard Guenther <rguenther@suse.de>
507 * tree.h (maybe_fold_offset_to_address): Declare.
508 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
509 (ccp_fold): Handle pointer conversions the same as fold_stmt.
510 Likewise for POINTER_PLUS_EXPR.
511 (maybe_fold_offset_to_reference): Enable disabled code.
512 (maybe_fold_offset_to_address): New function.
513 (fold_stmt_r): Use it.
514 (fold_gimple_assign): Likewise.
515 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
516 (gimplify_expr): Likewise.
518 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
520 * toplev.h (pedwarn_at): Fix declaration.
522 2008-08-13 Joseph Myers <joseph@codesourcery.com>
524 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
525 LINK_SPEC): Use %R in -Y P argument.
527 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
530 * diagnostic.c (pedwarn_at): New.
531 * toplev.h (pedwarn_at): Declare.
532 * c-tree.h (build_enumerator): Update declaration.
533 * c-decl.c (finish_enum): Update comment.
534 (build_enumerator): Take a location parameter. Give a pedwarn but do
535 not perform any conversion.
536 * c-parser.c (c_parser_enum_specifier): Set correct location for
539 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
542 * c-common.c (conversion_warning): Use a switch. Ignore boolean
543 expressions except for conversions to signed:1 bitfields. Handle
544 COND_EXPR with constant operands.
546 2008-08-13 Richard Guenther <rguenther@suse.de>
548 PR tree-optimization/15255
549 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
550 (struct oecount_s): New struct and VEC types.
552 (oecount_hash): New function.
553 (oecount_eq): Likewise.
554 (oecount_cmp): Likewise.
555 (zero_one_operation): New function.
556 (build_and_add_sum): Likewise.
557 (undistribute_ops_list): Perform un-distribution of multiplication
558 and division on the chain of summands.
559 (should_break_up_subtract): Also break up subtracts for factors.
560 (reassociate_bb): Delete dead visited statements.
561 Call undistribute_ops_list. Re-sort and optimize if it did something.
562 * passes.c (init_optimization_passes): Move DSE before
564 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
567 2008-08-12 Janis Johnson <janis187@us.ibm.com>
569 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
571 * doc/invoke.texi: Revert unintended checkin.
573 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
576 * gcc.c (include_spec_function): Tweak call to find_a_file.
578 2008-08-12 Jakub Jelinek <jakub@redhat.com>
581 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
583 * dojump.c (do_jump): Likewise.
585 PR tree-optimization/37084
586 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
587 if id->regimplify, don't assume stmt is a cast assignment.
589 2008-08-12 Anatoly Sokolov <aesok@post.ru>
591 * final.c (final_scan_insn): Use app_enable/app_disable functions.
593 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
596 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
599 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
601 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
602 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
604 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
605 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
606 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
607 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
608 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
610 * doc/tm.texi (Storage Layout): Remove documentation for
613 * simplify-rtx.c (simplify_binary_operation_1): Replace
614 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
616 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
618 * real.h (struct real_format): New member has_sign_dependent_rounding.
619 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
620 spu_single_format, ieee_double_format, mips_double_format,
621 motorola_double_format, ieee_extended_motorola_format,
622 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
623 ieee_extended_intel_96_round_53_format, ibm_extended_format,
624 mips_extended_format, ieee_quad_format, mips_quad_format,
625 vax_f_format, vax_d_format, vax_g_format): Initialize it.
626 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
628 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
629 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
630 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
631 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
632 (ROUND_TOWARDS_ZERO): Likewise.
634 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
635 (FLOAT_MODE_FORMAT): New macro.
636 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
637 (MODE_COMPOSITE_P): ... this new macro.
638 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
639 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
640 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
642 * flags.h: Include "real.h".
644 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
645 REAL_MODE_FORMAT_COMPOSITE_P.
646 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
648 * doc/tm.texi (Storage Layout): Remove documentation of
649 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
650 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
651 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
652 they only apply to libgcc2.a.
654 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
656 * config/spu/float_disf.c: New file.
657 * config/spu/float_unsdisf.c: New file.
658 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
659 (LIB2FUNCS_EXCLUDE): Define.
661 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
662 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
664 * real.h (struct real_format): New member round_towards_zero.
665 * real.c (round_for_format): Respect fmt->round_towards_zero.
666 (ieee_single_format, mips_single_format, motorola_single_format,
667 spu_single_format, ieee_double_format, mips_double_format,
668 motorola_double_format, ieee_extended_motorola_format,
669 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
670 ieee_extended_intel_96_round_53_format, ibm_extended_format,
671 mips_extended_format, ieee_quad_format, mips_quad_format,
672 vax_f_format, vax_d_format, vax_g_format): Initialize it.
673 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
675 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
676 real_format to choose rounding mode when calling MPFR functions.
677 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
678 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
680 * real.h (real_to_decimal_for_mode): Add prototype.
681 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
682 Respect target rounding mode when generating decimal representation.
683 (real_to_decimal): New stub for backwards compatibility.
684 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
685 real_to_decimal_for_mode instead of real_to_decimal.
687 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
689 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
690 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
692 * real.c (spu_single_format): New variable.
693 * real.h (spu_single_format): Declare.
695 * config/spu/spu.c (spu_override_options): Install SFmode format.
696 (spu_split_immediate): Use integer mode to operate on pieces of
697 floating-point values in all cases.
699 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
700 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
701 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
703 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
705 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
707 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
709 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
711 2008-08-12 Jakub Jelinek <jakub@redhat.com>
714 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
715 on the VAR_DECL instead of TYPE_READONLY on its type.
717 2008-08-12 Ira Rosen <irar@il.ibm.com>
719 * tree-vectorizer.c: Depend on langhooks.h.
720 (supportable_widening_operation): Add two arguments. Support double
722 (supportable_narrowing_operation): Likewise.
723 * tree-vectorizer.h (supportable_widening_operation): Add two
725 (supportable_narrowing_operation): Likewise.
726 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
727 supportable_widening_operation with correct arguments.
728 * tree-vect-transform.c (vectorizable_conversion): Likewise.
729 (vectorizable_type_demotion): Support double type conversions.
730 (vectorizable_type_promotion): Likewise.
731 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
733 2008-08-11 Michael Matz <matz@suse.de>
735 * i386/i386.c (override_options): Move initialisation from
736 flag_schedule_insns_after_reload to here from ...
737 (optimization_options): ... here.
739 2008-08-11 Jakub Jelinek <jakub@redhat.com>
741 PR rtl-optimization/36998
742 * dwarf2out.c (compute_barrier_args_size_1,
743 compute_barrier_args_size): Temporarily remove assertions.
745 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
748 * tree-ssa.c (struct walk_data): Add new flag
749 warn_possibly_uninitialized.
750 (warn_uninitialized_var): Use it.
751 (warn_uninitialized_vars): New.
752 (execute_early_warn_uninitialized): Call it.
753 (execute_late_warn_uninitialized): Likewise.
755 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
758 * reload1.c (gen_reload): Guard calls to get_secondary_mem
761 2008-08-09 Jan Hubicka <jh@suse.cz>
764 * optabs.c (maybe_emit_unop_insn): Remove produced code if
766 (expand_fix): Be prepared for expansion to fail.
767 (expand_sfix_optab): Remove instructions if expansion failed.
769 2008-08-09 Anatoly Sokolov <aesok@post.ru>
771 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
773 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
774 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
776 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
778 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
779 mips/t-libgcc-mips16 to tmake_file.
780 * config/mips/mips-protos.h (mips_call_type): New enum.
781 (mips_pic_base_register, mips_got_load): Declare.
782 (mips_restore_gp): Take an rtx argument.
783 (mips_use_pic_fn_addr_reg_p): Declare.
784 (mips_expand_call): Replace the sibcall_p argument with
785 a mips_call_type argument. Add a lazy_p parameter.
786 (mips_split_call): Declare.
787 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
788 (MIPS16_PIC_TEMP): Likewise.
789 (reg_class): Delete M16_NA_REGS.
790 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
791 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
792 (mips_split_hi_p): Declare.
793 * config/mips/mips.c (mips_split_hi_p): New array.
794 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
795 (mips_got_symbol_type_p): New function.
796 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
797 (mips16_stub_function_p): New function.
798 (mips16_local_function_p): Likewise.
799 (mips_use_pic_fn_addr_reg_p): Likewise.
800 (mips_cannot_force_const_mem): Return false for HIGHs.
801 Extend CONST_INT and symbolic handling to MIPS16, using
802 mips_symbol_insns to check that the base symbol type is a
803 legitimate constant. Reject GOT-based constants if
804 TARGET_MIPS16_PCREL_LOADS.
805 (mips_const_insns): Check targetm.cannot_force_const_mem when
806 decomposing a symbolic base and a large offset.
807 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
808 When calling a function that needs $25 from MIPS16 code,
809 move the target address into $25 separately and add a USE
811 (mips16_gp_pseudo_reg): Insert the initializer immediately
812 before the first real insn.
813 (mips_pic_base_register, mips_got_load): New functions.
814 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
815 parameter to LOW_OUT. Say that it can be any valid SET_SRC
816 when splitting a load-address operation. Split SYMBOL_GOT_DISP
817 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
818 (mips_call_tls_get_addr): Update the call to mips_expand_call,
819 also passing NULL_RTX rather than const0_rtx as the aux argument.
820 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
821 instead of TARGET_EXPLICIT_RELOCS.
822 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
823 (mips_load_call_address): Replace the sibcall_p argument with
824 a mips_call_type argument. Use mips_got_load.
825 (mips16_local_alias): New structure.
826 (mips16_local_aliases): New variable.
827 (mips16_local_aliases_hash): New function.
828 (mips16_local_aliases_eq): Likewise.
829 (mips16_local_alias): Likewise.
830 (mips16_stub_function): Likewise.
831 (mips16_build_function_stub): Create a local alias for the target
832 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
833 .cpload directive and an R_MIPS_NONE relocation for the target
834 function, then load the alias rather than the function itself.
835 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
836 (mips16_copy_fpr_return_value): Use mips16_stub_function and
837 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
838 (mips16_build_call_stub): Replace the FN parameter with an
839 FN_PTR parameter. Force the address into a register if it
840 isn't a call_insn_operand; don't rely on the caller to do this.
841 If a call to a locally-defined and locally-binding MIPS16
842 function must be made indirectly, redirect the call to the
843 function's local alias. Use mips16_stub_function_p,
844 mips16_stub_function, mips_expand_call and use_reg.
845 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
846 Use explicit %hi and %lo accesses where possible.
847 Use MIPS_CALL to generate the correct code form of a
848 jal instruction. Add clobbers of $18 instead of uses.
849 Update the call to mips_emit_call_insn.
850 (mips_expand_call): Replace the SIBCALL_P argument with a
851 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
852 Take a LAZY_P parameter. Call mips16_build_call_stub first,
853 allowing it to modify the call address. Update the calls to
854 mips_load_call_address and mips_emit_call_insn.
855 (mips_split_call): New function.
856 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
857 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
858 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
859 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
860 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
862 (mips_cprestore_slot): New function.
863 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
864 and use mips_cprestore_slot.
865 (mips_output_function_prologue): Handle TARGET_MIPS16 for
867 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
868 then use a copygp_mips16 instruction to set up $28.
869 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
870 (mips16_lay_out_constants): Call split_all_insns_noflow.
871 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
872 false if TARGET_MIPS16.
873 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
874 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
875 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
876 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
877 MIPS16 code. Allow MIPS16 o32 PIC.
878 (mips_override_options): Allow MIPS16 o32 PIC.
879 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
880 after reload if TARGET_USE_GOT.
881 (UNSPEC_COPYGP): New constant.
882 (length): Use a default length of 8 for MIPS16 GOT loads.
883 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
884 (*got_page<mode>): Check mips_split_hi_p.
885 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
886 (unspec_got<mode>, unspec_call<mode>): New expanders.
887 (load_got<mode>, load_call<mode>): Remove the length attributes.
888 Use a got attribute instead of a type attribute.
889 (copygp_mips16): New insn.
890 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
891 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
892 (sibcall, sibcall_value, call, call_value): Update the calls
894 (call_internal, call_value_internal): Use mips_split_call.
895 (call_value_multiple_internal): Likewise.
896 (call_split): Move after call_internal (the insn it is split from).
897 (call_internal_direct, call_value_internal_direct): Turn into
898 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
899 (call_direct_split, call_value_direct_split): New patterns.
900 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
901 and use M16_REGS instead of M16_NA_REGS.
902 * config/mips/predicates.md (const_call_insn_operand): Replace
903 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
904 mips_use_pic_fn_addr_reg_p check.
905 (move_operand): Reject HIGHs if mips_split_hi_p.
906 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
907 (__mips16_floatunsisf): Inline __mips16_floatsisf.
908 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
909 * config/mips/libgcc-mips16.ver: New file.
910 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
911 $(srcdir)/config/mips/libgcc-mips16.ver.
913 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
915 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
916 (mips_unspec_address, mips_unspec_offset_high): Likewise.
917 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
918 (mips16_cfun_returns_in_fpr_p): Likewise.
920 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
922 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
923 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
926 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
928 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
929 (FUNCTION_PROFILER): Save the static chain pointer into $2
930 beforehand and restore it aftewards.
931 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
932 address directly into $25 and call the function through $25;
933 do not clobber $3. Pad the DImode version to cover the space
934 left by the deleted $25 <- $3 move.
935 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
936 the removal of the $25 <- $3 move.
937 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
938 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
940 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
941 Daniel Jacobowitz <dan@codesourcery.com>
943 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
944 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
945 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
946 * config/mips/mips.c (mips_start_function_definition): New function.
947 (mips_end_function_definition): Likewise.
948 (mips_output_function_prologue): Use mips_start_function_definition.
949 (mips_output_function_epilogue): Use mips_end_function_definition.
950 (build_mips16_function_stub): Use mips_start_function_definition
951 and mips_end_function_definition.
952 (build_mips16_call_stub): Likewise.
954 2008-08-09 Richard Guenther <rguenther@suse.de>
956 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
957 * gimple.h (gimple_call_fn): Adjust comment.
958 (gimple_call_set_fndecl): New function.
959 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
960 longer having bare FUNCTION_DECL operand.
961 (gimple_call_return_type): Likewise.
962 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
964 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
965 (gimple_mod_pow2): Likewise.
966 (gimple_mod_subtract): Likewise.
967 (gimple_ic): Likewise.
968 (gimple_stringop_fixed_value): Likewise.
969 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
970 longer having bare FUNCTION_DECL operand.
971 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
972 * omp-low.c (optimize_omp_library_calls): Likewise.
973 * cgraphunit.c (update_call_expr): Likewise.
974 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
975 (execute_convert_to_rsqrt): Likewise.
976 * cfgexpand.c (gimple_to_tree): Simplify.
977 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
978 bare FUNCTION_DECL operand.
979 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
980 (convert_gimple_call): Use gimple_call_fndecl.
981 * c-common.c (c_warn_unused_result): Likewise.
983 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
986 * c-typeck.c (digest_init): Call verify_sequence_points from here.
987 (c_finish_return): Likewise.
988 (c_start_case): Likewise.
989 * c-common.c (warn_for_collisions_1): Use explicit location in
991 * c-parser.c (c_parser_condition): New. Call
992 verify_sequence_points.
993 (c_parser_paren_condition): Call c_parser_condition.
994 (c_parser_for_statement): Call c_parser_condition.
996 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
999 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
1000 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
1001 Moved from diagnostic.h
1002 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
1004 (emit_diagnostic): New.
1005 (warning0, pedwarn0): Delete.
1006 (warning, warning_at, pedwarn, permerror): Return bool.
1007 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
1008 Moved to diagnostic.c.
1009 (struct diagnostic_context): Use correct type for
1010 classify_diagnostic.
1011 (diagnostic_report_diagnostic): Update declaration.
1012 (emit_diagnostic): Declare.
1013 * errors.c (warning): Return bool.
1014 * errors.h (warning): Update declaration.
1015 * toplev.h (warning0, pedwarn0): Delete.
1016 (warning, warning_at, pedwarn, permerror): Return bool.
1017 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
1018 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
1019 inform. Update all calls.
1020 (diagnose_mismatched_decls): Check return value of warning/pedwarn
1021 before giving informative note.
1022 (implicit_decl_warning): Likewise.
1023 * c-typeck.c (build_function_call): Likewise.
1024 * tree-sssa.c (warn_uninit): Likewise.
1025 * builtins.c (gimplify_va_arg_expr): Likewise.
1027 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1030 * doc/invoke.texi (-Wextra): Move warning from here...
1031 (-Wuninitialized): ... to here.
1033 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1036 * flags.h (set_Wunused): Delete
1037 * toplev.c (process_options): Handle Wunused flags here.
1038 * opts.c (maybe_warn_unused_parameter): Delete.
1039 (common_handle_option): Replace set_Wunused by warn_unused.
1040 (set_Wextra): Do not handle Wunused-parameter here.
1041 (set_Wunused): Delete.
1042 * c-opts.c (c_common_handle_option): Replace set_Wunused by
1044 * common.opt (Wunused): Add Var and Init.
1045 (Wunused-function): Likewise.
1046 (Wunused-label): Likewise.
1047 (Wunused-parameter): Likewise.
1048 (Wunused-value): Likewise.
1049 (Wunused-variable): Likewise.
1051 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
1053 * doc/invoke.texi: Add cpu_type power7.
1054 * config.in (HAVE_AS_VSX): New.
1055 * config.gcc: Add cpu_type power7.
1056 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
1058 * configure: Regenerate.
1059 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
1061 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
1062 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
1063 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
1065 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
1067 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
1068 type to vectorize.builtin_conversion.
1069 (vectorizable_conversion): Likewise.
1070 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
1071 integral type as input.
1072 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
1074 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
1075 and ALTIVEC_BUILTIN_VCTSXS.
1076 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
1079 2008-08-08 Richard Guenther <rguenther@suse.de>
1081 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
1082 (surely_varying_stmt_p): Calls are varying only if they are
1083 non-builtin and not indirect or have no result.
1084 (ccp_fold): Re-instantiate code before the tuples merge.
1086 2008-08-08 Richard Guenther <rguenther@suse.de>
1088 PR tree-optimization/37056
1089 * gimple.h (gimple_assign_rhs_class): New helper function.
1090 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
1091 unary operations properly.
1093 2008-08-07 Jan Hubicka <jh@suse.cz>
1095 * i386.h (ix86_size_cost): Declare.
1096 (ix86_cur_cost): New function macro.
1097 * i386.md (peepholes expanding size and splitters): Predicate by
1098 optimize_insn_for_speed_p.
1099 (peepholes reduce size and splitters): Predicate by
1100 optimize_insn_for_size_p.
1101 * i386.c (ix86_size_cost): Rename from ...
1102 (size_cost): This one.
1103 (override_options): Update.
1104 (decide_alg): Likewise.
1105 (ix86_expand_clear): Use RTL profile.
1106 (ix86_pad_returns): Use RTL profile.
1108 2008-08-07 Jan Hubicka <jh@suse.cz>
1110 * recog.c (split_all_insns): Set RTL profile
1111 (peephole2_optimize): Likewise.
1112 * function.c (thread_prologue_and_epilogue_insns): Likewise.
1113 * combine.c (combine_instructions): Likewise.
1115 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1117 * c-common.c (c_common_reswords): Also warn about keyword "bool".
1119 2008-08-07 Bob Wilson <bob.wilson@acm.org>
1121 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
1122 value in a6 after the set_frame_ptr insn.
1124 2008-08-07 Richard Henderson <rth@redhat.com>
1127 * gcc.c (cpp_options): Pass along -g*.
1129 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1131 * config/arm/arm.c (output_move_neon): Update comment describing
1132 big-endian vector layout.
1133 (arm_assemble_integer): Do not handle big-endian NEON vectors
1135 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
1136 neon_vget_lane<mode>_sext_internal,
1137 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
1138 element indices for big-endian.
1140 2008-08-07 Richard Henderson <rth@redhat.com>
1142 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
1143 * configure, config.in: Rebuild.
1144 * debug.h (dwarf2out_do_cfi_asm): Declare.
1145 * c-cppbuiltin.c (c_cpp_builtins): Use it.
1146 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
1147 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
1148 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
1150 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1152 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
1153 movv2si_internal): Combine into mov<mode>_internal.
1154 (movv2si_internal_2): Remove.
1156 2008-08-07 Jan Hubicka <jh@suse.cz>
1159 * i386.md (single stringop patterns): Enable unconditionally.
1161 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
1164 * config/i386/emmintrin.h (_mm_move_epi64): Use
1165 __builtin_ia32_movq128.
1167 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
1168 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
1170 * config/i386/sse.md (sse2_movq128): New.
1172 * doc/extend.texi: Document __builtin_ia32_movq128.
1174 2008-08-07 Richard Guenther <rguenther@suse.de>
1177 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
1178 pointers can access anything.
1180 2008-08-06 Jan Hubicka <jh@suse.cz>
1182 * optabs.c (emit_unop_insn): Break out to ...
1183 (maybe_emit_unop_insn): ... this one.
1184 (expand_sfix_optab): Use maybe variant.
1185 * optabs.h (maybe_emit_unop_insn): Declare.
1187 * i386.md (mov0 patterns): Enable by default.
1188 (FP conversion expanders): Disable expansion of code expanding
1189 sequences when instruction should be optimized for size.
1190 (single strinop patterns): Enable when optimizing for size.
1191 (string expanders): Disable expanding of code expanding sequences
1192 when optimizning instruction for size.
1193 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
1195 (ix86_fp_comparison_sahf_cost): Likewise.
1196 (ix86_expand_branch): Likewise.
1197 (ix86_expand_ashl_const): Likewise.
1198 (ix86_split_ashl): Likewise.
1199 (ix86_expand_strlen): Likewise.
1200 (ix86_emit_fp_unordered_jump): Likewie.
1202 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1204 * c-common.c: Fix typo.
1205 (c_common_reswords): Activate more C++ keyword warnings.
1207 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
1209 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1212 * diagnostic.c (permerror_at): New.
1213 * toplev.h (permerror_at): Declare.
1215 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
1216 Ira Rosen <irar@il.ibm.com>
1218 * tree-vect-transform.c (vect_model_simple_cost): Return
1219 immediately if stmt is pure SLP.
1220 (vect_model_store_cost): Ditto.
1221 (vect_model_load_cost): Ditto.
1222 (vectorizable_store): Remove PURE_SLP check before call
1223 to vect_model_store_cost.
1224 (vect_model_store_cost): When checking whether stmt describe
1225 strided access, add a check that it is not slp_node.
1227 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1230 * c-common.c (warn_for_sign_compare): New. Handle separately the
1231 case that 'constant' is zero.
1232 * c-typeck.c (build_binary_op): Move code to c-common.c
1234 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1236 * config/alpha/alpha.c (alpha_preferred_reload_class,
1237 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
1238 alpha_output_mi_thunk_osf): Avoid C++ keywords.
1239 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
1240 * config/arm/arm.md: Likewise.
1241 * config/avr/avr-protos.h (preferred_reload_class,
1242 test_hard_reg_class, avr_simplify_comparison_p,
1243 out_shift_with_cnt, class_max_nregs): Likewise.
1244 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
1245 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
1246 preferred_reload_class, test_hard_reg_class): Likewise.
1247 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
1248 bfin_memory_move_cost, bfin_secondary_reload,
1249 bfin_output_mi_thunk): Likewise.
1250 * config/crx/crx.c (crx_secondary_reload_class,
1251 crx_memory_move_cost): Likewise.
1252 * config/frv/frv-protos.h (frv_secondary_reload_class,
1253 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
1254 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
1255 frv_secondary_reload_class, frv_class_likely_spilled_p,
1256 frv_class_max_nregs): Likewise.
1257 * config/h8300/h8300.c (h8300_classify_operand,
1258 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
1260 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
1261 * config/ia64/ia64.c (ia64_preferred_reload_class,
1262 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
1263 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
1264 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
1266 * config/m68hc11/m68hc11.c (preferred_reload_class,
1267 m68hc11_memory_move_cost): Likewise.
1268 * config/mcore/mcore.c (mcore_secondary_reload_class,
1269 mcore_reload_class): Likewise.
1270 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
1271 mips_class_max_nregs, mips_cannot_change_mode_class,
1272 mips_preferred_reload_class, mips_secondary_reload_class,
1273 mips_output_mi_thunk): Likewise.
1274 * config/mmix/mmix.c (mmix_preferred_reload_class,
1275 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
1277 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1279 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
1280 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
1281 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1282 * config/rs6000/rs6000.c (paired_expand_vector_init,
1283 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
1284 compare_section_name, rs6000_memory_move_cost): Likewise.
1285 * config/s390/s390.c (s390_emit_compare_and_swap,
1286 s390_preferred_reload_class, s390_secondary_reload,
1287 legitimize_pic_address, legitimize_tls_address,
1288 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
1289 s390_class_max_nregs): Likewise.
1290 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1291 * config/s390/s390.md: Likewise.
1292 * config/score/score-protos.h (score_secondary_reload_class,
1293 score_preferred_reload_class): Likewise.
1294 * config/score/score.c (score_preferred_reload_class,
1295 score_secondary_reload_class): Likewise.
1296 * config/score/score3.c (score3_output_mi_thunk,
1297 score3_preferred_reload_class, score3_secondary_reload_class,
1298 score3_hard_regno_mode_ok): Likewise.
1299 * config/score/score3.h (score3_preferred_reload_class,
1300 score3_secondary_reload_class): Likewise.
1301 * config/score/score7.c (score7_output_mi_thunk,
1302 score7_preferred_reload_class, score7_secondary_reload_class,
1303 score7_hard_regno_mode_ok): Likewise.
1304 * config/score/score7.h (score7_preferred_reload_class,
1305 score7_secondary_reload_class): Likewise.
1306 * config/sh/sh.c (prepare_move_operands, output_far_jump,
1307 output_branchy_insn, add_constant, gen_block_redirect,
1308 sh_insn_length_adjustment, sh_cannot_change_mode_class,
1309 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
1311 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1312 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
1313 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
1314 xstormy16_preferred_reload_class): Likewise.
1315 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
1316 xtensa_expand_atomic, override_options,
1317 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
1319 * reorg.c (try_merge_delay_insns): Likewise.
1320 * tree.c (merge_dllimport_decl_attributes): Likewise.
1322 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
1324 2008-08-06 Michael Matz <matz@suse.de>
1326 * Makefile.in (write_entries_to_file): Quote words.
1327 * gengtype.c: (read_input_line): Skip over leading white-space.
1329 2008-08-06 Marc Gauthier <marc@tensilica.com>
1331 * config.gcc: Match more processor names for Xtensa.
1332 * configure.ac: Likewise.
1333 * doc/install.texi (Specific): Likewise.
1334 * configure: Regenerate.
1336 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1338 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
1339 * calls.c (avoid_likely_spilled_reg): Likewise.
1340 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
1341 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
1342 * config/i386/i386.c (ix86_expand_special_args_builtin,
1343 ix86_secondary_reload): Likewise.
1344 * except.c (struct eh_region, gen_eh_region_catch,
1345 remove_unreachable_regions, duplicate_eh_regions,
1346 assign_filter_values, build_post_landing_pads,
1347 sjlj_find_directly_reachable_regions, remove_eh_handler,
1348 reachable_next_level, foreach_reachable_handler,
1349 can_throw_internal_1, can_throw_external_1,
1350 collect_one_action_chain): Likewise.
1351 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
1352 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
1353 * function.c (update_temp_slot_address, instantiate_new_reg,
1354 instantiate_virtual_regs_in_rtx,
1355 instantiate_virtual_regs_in_insn): Likewise.
1356 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
1357 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
1358 gimplify_cleanup_point_expr): Likewise.
1359 * ipa-cp.c (ipcp_lattice_changed): Likewise.
1360 * passes.c (next_pass_1): Likewise.
1361 * print-tree.c (print_node_brief, print_node): Likewise.
1362 * profile.c (branch_prob): Likewise.
1363 * tree-dump.c (dump_register): Likewise.
1364 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
1366 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
1367 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
1368 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
1369 copy_arguments_for_versioning, copy_static_chain): Likewise.
1370 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
1371 add_new_name_mapping, register_new_name_mapping): Likewise.
1372 * tree-mudflap.c (mf_xform_derefs): Likewise.
1373 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
1374 get_init_expr, combine_chains): Likewise.
1375 * tree-pretty-print.c (dump_generic_node): Likewise.
1376 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
1377 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
1378 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
1379 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
1381 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1384 * calls.c (expand_call): Use the biggest preferred stack
1387 2008-08-06 Michael Matz <matz@suse.de>
1390 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
1391 for reused reload, instead of overwriting them.
1393 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1396 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
1397 for incoming stack boundary.
1399 * function.c (assign_parm_find_entry_rtl): Update
1400 parm_stack_boundary.
1402 * function.h (rtl_data): Add parm_stack_boundary.
1404 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
1405 parm_stack_boundary for incoming stack boundary.
1407 2008-08-06 Joseph Myers <joseph@codesourcery.com>
1409 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
1410 for unrepresentable subregs or treat them as equal to other regs
1411 or subregs with the same register number.
1413 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
1416 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
1419 2008-08-06 Jan Hubicka <jh@suse.cz>
1421 * predict.c (maybe_hot_frequency_p): When profile is absent, all
1422 frequencies might be hot.
1424 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
1426 * reload.c (find_reloads): Force constants into literal pool
1427 also if they are wrapped in a SUBREG.
1429 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1432 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
1433 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
1434 Don't allow predicated instructions for data speculation.
1435 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
1438 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1440 * haifa-sched.c (extend_global): Split to extend_global_data and
1441 extend_region_data. Update all uses.
1442 (extend_all): Rename to extend_block_data.
1444 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1446 * sched-rgn.c (new_ready): Check if instruction can be
1447 speculatively scheduled before attempting speculation.
1448 (debug_rgn_dependencies): Remove wrongful assert.
1450 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1452 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
1454 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1456 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
1457 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
1458 va_size, and type_size.
1460 2008-08-04 Jason Merrill <jason@redhat.com>
1463 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
1464 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
1466 2008-08-05 Richard Henderson <rth@redhat.com>
1468 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
1469 * configure: Rebuild.
1471 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1474 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
1475 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
1478 2008-08-05 Richard Henderson <rth@redhat.com>
1480 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
1481 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
1482 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
1483 * common.opt (fdwarf2-cfi-asm): New.
1484 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
1485 * config.in, configure: Rebuild.
1486 * dwarf2asm.c (dw2_asm_output_data_raw): New.
1487 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
1488 (dw2_force_const_mem): Externalize.
1489 * dwarf2asm.h: Update.
1490 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
1491 generate a real label.
1492 (output_cfi_directive): New.
1493 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
1494 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
1495 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
1497 (dwarf2out_end_epilogue): Emit .cfi_endproc.
1498 (output_loc_operands_raw, output_loc_sequence_raw): New.
1499 (output_cfa_loc_raw): New.
1501 2008-08-05 Paul Brook <paul@codesourcery.com>
1503 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
1504 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
1505 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
1506 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
1507 * config/arm/arm.h (TARGET_VFPD32): Define.
1508 (TARGET_VFP3): Use TARGET_VFPD32.
1509 (fputype): Add FPUTYPE_VFP3D16.
1510 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
1511 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
1512 * config/arm/arm-cores.def: Add cortex-r4f.
1513 * config/arm/arm-tune.md: Regenerate.
1515 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1517 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
1518 Reword some comments throughout the file.
1520 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
1521 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
1522 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
1523 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
1525 (MFC_START_ENABLE): Remove PPU-only define.
1526 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
1527 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
1529 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
1530 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
1531 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
1532 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
1533 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
1534 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
1535 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
1537 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
1538 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
1539 (mfc_sdcrt, mfc_sdcrtst): Likewise.
1540 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
1542 (spu_read_machine_status): Fix typo.
1544 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1546 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
1547 SUBREG of multi-word hard register.
1548 * config/spu/spu.c (valid_subreg): Likewise.
1549 (adjust_operand): Handle SUBREGs of multi-word hard registers.
1551 2008-08-04 Richard Guenther <rguenther@suse.de>
1553 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
1554 the candidate with the stripped base if that base is different
1555 from the original base even for offset zero.
1557 2008-08-04 Richard Guenther <rguenther@suse.de>
1560 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
1561 check for no_overflow.
1563 2008-08-04 Richard Guenther <rguenther@suse.de>
1565 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
1567 2008-08-04 Paul Brook <paul@codesourcery.com>
1569 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
1570 (arm_order_regs_for_local_alloc): New function.
1571 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
1573 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
1575 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1578 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
1579 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
1580 (ix86_expand_epilogue): Likewise.
1582 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1584 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
1587 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1589 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
1590 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
1591 (*movv2sf_internal_rex64): Ditto.
1593 2008-08-03 Jan Hubicka <jh@suse.cz>
1595 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
1596 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
1597 * expmed.c (expand_smod_pow2): Likewise.
1599 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1602 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
1603 alternative 0 of operand 1.
1604 (*vec_concatv2di_rex64_sse): Ditto.
1605 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
1607 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
1608 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
1609 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
1610 (*movv2sf_internal_rex64): Ditto.
1612 2008-08-02 Richard Guenther <rguenther@suse.de>
1615 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
1616 (ssedoublesizemode): New mode attribute.
1617 (sse_shufps): Call gen_sse_shufps_v4sf.
1618 (sse_shufps_1): Macroize.
1619 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
1620 (sse2_shufpd_1): Macroize.
1621 (vec_extract_odd, vec_extract_even): New expanders.
1622 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
1623 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
1624 * i386.c (ix86_expand_vector_init_one_nonzero): Call
1625 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
1626 (ix86_expand_vector_set): Likewise.
1627 (ix86_expand_reduc_v4sf): Likewise.
1629 2008-08-01 Doug Kwan <dougkwan@google.com>
1631 * matrix-reorg.c: Re-enable all code.
1632 (struct malloc_call_data): Change CALL_STMT to gimple type.
1633 (collect_data_for_malloc_call): Tuplify.
1634 (struct access_site_info): Change STMT to gimple type.
1635 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
1636 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
1637 (struct free_info): Change STMT to gimple type.
1638 (struct matrix_access_phi_node): Change PHI to gimple type.
1639 (get_inner_of_cast_expr): Remove.
1640 (may_flatten_matrices_1): Tuplify.
1641 (may_flatten_matrices): Ditto.
1642 (mark_min_matrix_escape_level): Ditto.
1643 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
1644 (ssa_accessed_in_call_rhs): New
1645 (ssa_accessed_in_assign_rhs): New
1646 (record_access_alloc_site_info): Tuplify.
1647 (add_allocation_site): Ditto.
1648 (analyze_matrix_allocation_site): Ditto.
1649 (analyze_transpose): Ditto.
1650 (get_index_from_offset): Ditto.
1651 (update_type_size): Ditto.
1652 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
1653 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
1654 (analyze_accesses_for_phi_node): Tuplify.
1655 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
1656 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
1657 (analyze_matrix_accesses): Tuplify.
1658 (check_var_data): New call-back type for check_var_notmodified_p.
1659 (check_var_notmodified_p): Tuplify and use call-back struct to
1660 return statement found.
1661 (can_calculate_expr_before_stmt): Factor out statement related code
1663 (can_calculate_stmt_before_stmt): New.
1664 (check_allocation_function): Tuplify.
1665 (find_sites_in_func): Ditto.
1666 (record_all_accesses_in_func): Ditto.
1667 (transform_access_sites): Ditto.
1668 (transform_allocation_sites): Ditto.
1669 (matrix_reorg): Re-enable.
1670 (gate_matrix_reorg): Re-enable.
1672 2008-08-01 Jakub Jelinek <jakub@redhat.com>
1674 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
1675 for labels for which it hasn't been set yet. If it has been set,
1676 stop walking insns and continue with next worklist item.
1677 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
1678 if the only BARRIER is at the very end of a function.
1680 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
1682 * cfgexpand.c (expand_stack_alignment): Assert that
1683 stack_realign_drap and drap_rtx must match.
1685 * function.c (instantiate_new_reg): If DRAP is used to realign
1686 stack, replace virtual_incoming_args_rtx with internal arg
1689 2008-08-01 Richard Guenther <rguenther@suse.de>
1691 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
1692 loop information only if we initialized it.
1693 (execute_pre): Call fini_pre with in_fre.
1694 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
1695 if we do not unroll because we hit max-completely-peeled-insns.
1696 Use our estimation for consistency, do allow shrinking.
1698 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
1700 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
1701 with MIN_STACK_BOUNDARY.
1702 (ix86_update_stack_boundary): Likewise.
1703 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
1706 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
1707 (MIN_STACK_BOUNDARY): This.
1709 2008-08-01 Richard Guenther <rguenther@suse.de>
1712 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
1714 2008-08-01 Richard Guenther <rguenther@suse.de>
1716 PR tree-optimization/36988
1717 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
1718 do not matter if that doesn't change volatile qualification.
1720 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
1722 * configure.ac: Do not generate libada-mk. Do not subst
1724 * libada-mk.in: Remove.
1725 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
1726 * configure: Regenerate.
1728 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
1730 * tree-pass.h: Added comment about not dumping passes with name
1731 starting with star in struct opt_pass.
1732 * passes.c (register_dump_files_1): Don't do dump for a pass with
1733 name starting with star.
1734 * doc/passes.texi (Pass manager): Mention pass names and special
1735 meaning of star prefix to avoid dump.
1737 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
1739 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
1741 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
1742 (ISA_MIPS64R2): New macro.
1743 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
1744 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
1745 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
1746 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
1747 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
1748 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
1749 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
1750 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
1751 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
1752 Move up to keep list alphabetically sorted.
1753 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
1754 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
1756 * doc/invoke.texi (MIPS Options): Add -mips64r2.
1757 (-march=@var{arch}): Add mips64r2.
1759 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1761 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
1763 2008-07-31 Steve Ellcey <sje@cup.hp.com>
1765 * expr.c (expand_assignment): Check for complete type.
1767 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1770 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
1772 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
1773 for stack alignment.
1775 * function.h (rtl_data): Add stack_realign_tried. Update comments.
1777 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
1779 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
1780 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
1782 2008-07-31 Jakub Jelinek <jakub@redhat.com>
1784 PR rtl-optimization/36419
1785 * dwarf2out.c (barrier_args_size): New variable.
1786 (compute_barrier_args_size, compute_barrier_args_size_1): New
1788 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
1789 if not called yet in the current function, use barrier_args_size
1790 array to find the new args_size value.
1791 (dwarf2out_frame_debug): Free and clear barrier_args_size.
1793 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1796 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
1799 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1802 * dwarf2out.c (dwarf2out_args_size_adjust): New.
1803 (dwarf2out_stack_adjust): Use it.
1804 (dwarf2out_frame_debug_expr): Likewise.
1806 2008-07-31 Richard Guenther <rguenther@suse.de>
1808 PR tree-optimization/36978
1809 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
1810 the generated condition.
1812 2008-07-31 Richard Guenther <rguenther@suse.de>
1814 * passes.c (init_optimization_passes): Always call
1815 pass_early_warn_uninitialized.
1816 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
1817 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
1818 * doc/passes.texi (Warn for uninitialized variables): Adjust.
1820 2008-07-31 Jakub Jelinek <jakub@redhat.com>
1823 * builtins.c (maybe_emit_free_warning): New function.
1824 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
1825 maybe_emit_free_warning for BUILT_IN_FREE.
1828 * dwarf2out.c (get_context_die): New function.
1829 (force_decl_die, force_type_die): Use it.
1830 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
1831 returns NULL, force generation of DW_TAG_typedef and put that into
1834 PR preprocessor/36649
1835 * c-pch.c (c_common_read_pch): Save and restore
1836 line_table->trace_includes across PCH restore.
1838 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
1841 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
1843 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
1846 * final.c (call_from_call_insn): Handle COND_EXEC.
1848 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
1850 * builtins.c (std_gimplify_va_arg_expr): Replace
1851 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
1852 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1854 2008-07-30 Joey Ye <joey.ye@intel.com>
1855 H.J. Lu <hongjiu.lu@intel.com>
1857 * builtins.c (expand_builtin_setjmp_receiver): Replace
1858 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
1859 (expand_builtin_apply_args_1): Likewise.
1860 (expand_builtin_longjmp): Need DRAP for stack alignment.
1861 (expand_builtin_apply): Likewise.
1863 * caller-save.c (setup_save_areas): Call assign_stack_local_1
1864 instead of assign_stack_local to allow alignment reduction.
1866 * calls.c (emit_call_1): Need DRAP for stack alignment if
1868 (expand_call): Replace virtual_incoming_args_rtx with
1869 crtl->args.internal_arg_pointer.
1870 * stmt.c (expand_nl_goto_receiver): Likewise.
1872 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
1873 alignment and store to stack_alignment_estimated and
1874 max_used_stack_slot_alignment.
1875 (expand_one_var): Likewise.
1876 (expand_stack_alignment): New function.
1877 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
1878 and stack_alignment_estimated fields in rtl_data. Call
1879 expand_stack_alignment at end.
1881 * defaults.h (INCOMING_STACK_BOUNDARY): New.
1882 (MAX_STACK_ALIGNMENT): Likewise.
1883 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
1884 (SUPPORTS_STACK_ALIGNMENT): Likewise.
1886 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
1887 stack alignment when generating virtual registers.
1889 * function.c (assign_stack_local): Renamed to ...
1890 (assign_stack_local_1): This. Add a parameter to indicate
1891 if it is OK to reduce alignment.
1892 (assign_stack_local): Use it.
1893 (instantiate_new_reg): Instantiate virtual incoming args rtx
1894 to vDRAP if stack realignment and DRAP is needed.
1895 (assign_parms): Collect parameter/return type alignment and
1896 contribute to stack_alignment_estimated.
1897 (locate_and_pad_parm): Likewise.
1898 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
1899 with crtl->args.internal_arg_pointer.
1901 * function.h (rtl_data): Add new field drap_reg,
1902 max_used_stack_slot_alignment, stack_alignment_estimated,
1903 stack_realign_needed, need_drap, stack_realign_processed and
1904 stack_realign_finalized.
1905 (stack_realign_fp): New macro.
1906 (stack_realign_drap): Likewise.
1908 * global.c (compute_regsets): Frame pointer is needed when
1909 stack is realigned. Can eliminate frame pointer when stack is
1910 realigned and dynamic realigned argument pointer isn't used.
1912 * reload1.c (update_eliminables): Frame pointer is needed
1913 when stack is realigned.
1914 (init_elim_table): Can eliminate frame pointer when stack is
1915 realigned and dynamic realigned argument pointer isn't used.
1917 * rtl.h (assign_stack_local_1): Declare new funtion.
1919 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
1920 (TARGET_GET_DRAP_RTX): Likewise.
1921 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
1922 TARGET_GET_DRAP_RTX.
1924 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
1926 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
1927 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
1929 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
1930 H.J. Lu <hongjiu.lu@intel.com>
1932 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
1933 vdrap_reg, stack_realign and drap_reg_saved.
1934 (add_cfi): Don't allow redefining CFA when DRAP is used.
1935 (reg_save): Handle stack alignment.
1936 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
1937 alignment. Don't generate DWARF information for (set fp sp)
1939 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
1941 (int_loc_descriptor): Move prototype forward. Also define if
1942 DWARF2_UNWIND_INFO is true.
1943 (output_cfa_loc): Handle DW_CFA_expression.
1944 (build_cfa_aligned_loc): New.
1945 (based_loc_descr): Update assert for stack realign. For local
1946 variables, use sp+offset when stack is aligned without drap and
1947 fp+offset when stack is aligned with drap. For arguments, use
1948 cfa+offset when drap is used to align stack.
1950 2008-07-30 Joey Ye <joey.ye@intel.com>
1951 H.J. Lu <hongjiu.lu@intel.com>
1953 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
1955 (ix86_gen_andsp): New.
1956 (ix86_user_incoming_stack_boundary): Likewise.
1957 (ix86_default_incoming_stack_boundary): Likewise.
1958 (ix86_incoming_stack_boundary): Likewise.
1959 (ix86_can_eliminate): Likewise.
1960 (find_drap_reg): Likewise.
1961 (ix86_update_stack_boundary): Likewise.
1962 (ix86_get_drap_rtx): Likewise.
1963 (ix86_finalize_stack_realign_flags): Likewise.
1964 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
1965 (TARGET_GET_DRAP_RTX): Likewise.
1966 (override_options): Overide option value for new options.
1967 (ix86_function_ok_for_sibcall): Remove check for
1968 force_align_arg_pointer.
1969 (ix86_handle_cconv_attribute): Likewise.
1970 (ix86_function_regparm): Likewise.
1971 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
1972 (ix86_va_start): Replace virtual_incoming_args_rtx with
1973 crtl->args.internal_arg_pointer.
1974 (ix86_select_alt_pic_regnum): Check DRAP register.
1975 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
1976 (ix86_compute_frame_layout): Compute frame layout wrt stack
1978 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
1979 (ix86_expand_prologue): Decide if stack realignment is needed
1980 and generate prologue code accordingly.
1981 (ix86_expand_epilogue): Generate epilogue code wrt stack
1982 realignment is really needed or not.
1984 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
1985 (ABI_STACK_BOUNDARY): Likewise.
1986 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
1987 (STACK_REALIGN_DEFAULT): Likewise.
1988 (INCOMING_STACK_BOUNDARY): Likewise.
1989 (MAX_STACK_ALIGNMENT): Likewise.
1990 (ix86_incoming_stack_boundary): Likewise.
1991 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
1992 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
1993 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
1994 (machine_function): Remove force_align_arg_pointer.
1996 * config/i386/i386.md (BX_REG): New.
1997 (R13_REG): Likewise.
1999 * config/i386/i386.opt (mforce_drap): New.
2000 (mincoming-stack-boundary): Likewise.
2001 (mstackrealign): Add Init(-1).
2003 * config/i386/i386-protos.h (ix86_can_eliminate): New
2005 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
2007 * doc/extend.texi: Update force_align_arg_pointer.
2009 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
2012 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
2013 (INCOMING_STACK_BOUNDARY): Likewise.
2014 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
2015 (TARGET_GET_DRAP_RTX): Likewise.
2017 2008-07-30 Andreas Schwab <schwab@suse.de>
2019 PR rtl-optimization/36929
2020 * dse.c (replace_inc_dec): Use emit_insn_before instead of
2021 add_insn_before and fix argument order.
2022 (replace_inc_dec_mem): Handle NULL rtx.
2024 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
2026 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
2028 (arm_compute_initial_elimination_offset): Use it.
2029 (arm_compute_save_reg_mask): Include static chain save slot when
2030 calculating alignment.
2031 (arm_get_frame_offsets): Ditto.
2032 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
2033 that we can use to decrement the stack when the stack decrement
2034 could be too big for an immediate value in a single insn.
2035 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
2037 2008-07-30 Richard Guenther <rguenther@suse.de>
2039 PR tree-optimization/36967
2040 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
2041 Release defs of statements we remove.
2043 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2045 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
2046 instead of NULL_RTVEC.
2048 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2052 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
2055 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
2057 * final.c (call_from_call_insn): New.
2058 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
2060 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
2062 * configure.ac: Substitute ADA_CFLAGS.
2063 * configure: Regenerate.
2064 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
2065 * Makefile.in: Remove mention of X_* variables.
2066 * config/pa/x-ada-hpux10: Remove.
2067 * config/pa/x-ada: Remove.
2069 * doc/fragments.texi: Update.
2071 2008-07-30 Olivier Hainque <hainque@adacore.com>
2073 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
2074 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
2075 __dso_handle explicitly here.
2077 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2080 * c-typeck.c (build_binary_op): Encapsulate code into...
2081 * c-common.c (shorten_binary_op): ...this new function.
2082 (conversion_warning): Use the new function. Handle non-negative
2083 constant in bitwise-and.
2084 * c-common.h (shorten_binary_op): Declare.
2086 2008-07-30 Olivier Hainque <hainque@adacore.com>
2088 * scan.c (make_sstring_space): Add explicit conversions of
2089 allocator's return value.
2090 * fix-header.c (recognized_function): Likewise.
2092 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2094 * doc/cpp.texi: Update to GFDL 1.2.
2095 * doc/gcc.texi: Do not list GPL as Invariant Section.
2096 * doc/gccint.texi: Likewise. Update copyright years.
2097 * doc/install.texi: Update copyright years.
2099 2008-07-30 Alan Modra <amodra@bigpond.net.au>
2102 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
2103 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
2105 2008-07-29 Jan Hubicka <jh@suse.cz>
2107 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
2108 (grokdeclarator): Likewise.
2109 * langhooks.c (lhd_warn_unused_global_decl): Use
2110 DECL_DECLARED_INLINE_P.
2111 * print-tree.c (print_node): Remove DECL_INLINE check.
2113 2008-07-29 Richard Guenther <rguenther@suse.de>
2115 PR tree-optimization/36945
2116 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
2117 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
2118 Record invariant addresses un-decomposed.
2119 (copy_reference_ops_from_call): Record reference call
2120 arguments properly. Simplify.
2121 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
2122 helper split out from ...
2123 (create_component_ref_by_pieces): ... here. Simplify.
2124 Prepare for recursive invocation for call arguments.
2125 (create_expression_by_pieces): Adjust call to
2126 create_component_ref_by_pieces.
2127 (compute_avail): Process operand 2 of reference ops.
2129 2008-07-29 Richard Guenther <rguenther@suse.de>
2131 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
2133 2008-07-29 Jakub Jelinek <jakub@redhat.com>
2135 * c-format.c (check_format_types): Revert unwanted checkin.
2137 2008-07-29 Jan Hubicka <jh@suse.cz>
2139 * flags.h (flag_really_no_inline): Remove.
2140 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
2141 * toplev.c (flag_really_no_inline): Remove.
2142 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
2143 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
2144 (cgraph_decide_inlining_incrementally): Likewise.
2145 (compute_inline_parameters): Likewise.
2146 * opts.c (decode_options): Simplify.
2147 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
2148 * common.opt (finline): Initialize to 1.
2149 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
2151 2008-07-29 Jan Hubicka <jh@suse.cz>
2153 * predict.c (always_optimize_for_size_p): New function.
2154 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2155 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2156 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
2158 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
2159 * function.c (prepare_function_start): Set default profile.
2160 * function.h (rtl_data): Add maybe_hot_insn_p.
2161 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
2162 (construct_exit_block): Likewise.
2163 (tree_expand_cfg): Likewise.
2165 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2166 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2167 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
2168 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
2171 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2174 * c-decl.c (merge_decls): Merge USED flags.
2176 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
2178 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
2179 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
2180 next_stack, lab_false and lab_over trees.
2182 2008-07-28 Richard Guenther <rguenther@suse.de>
2184 PR tree-optimization/36957
2185 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
2186 (useless_type_conversion_p): Remove.
2187 (types_compatible_p): Remove.
2188 * gimple.h (tree_ssa_useless_type_conversion): Declare.
2189 (useless_type_conversion_p): Declare.
2190 (types_compatible_p): Declare.
2191 (gimple_expr_type): Return the base type only if it is
2192 trivially convertible to the subtype.
2194 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
2196 * configure.ac: Use the m4_do macro to concatenate the warnings into
2197 one string in ACX_PROG_CC_WARNING_OPTS,
2198 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
2199 * configure: Regenerate.
2201 2008-07-28 Richard Guenther <rguenther@suse.de>
2203 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
2204 (insert_fake_stores): Remove.
2205 (realify_fake_stores): Likewise.
2206 (execute_pre): Remove dead code.
2207 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
2208 (find_func_aliases): Deal with it here instead.
2209 Re-enable gcc_unreachable call.
2211 2008-07-28 Richard Guenther <rguenther@suse.de>
2213 Merge from gimple-tuples-branch.
2215 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
2216 * gimple.def: New file.
2217 * gsstruct.def: Likewise.
2218 * gimple-iterator.c: Likewise.
2219 * gimple-pretty-print.c: Likewise.
2220 * tree-gimple.c: Removed. Merged into ...
2221 * gimple.c: ... here. New file.
2222 * tree-gimple.h: Removed. Merged into ...
2223 * gimple.h: ... here. New file.
2225 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
2226 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
2227 --enable-checking=gimple flag.
2228 * config.in: Likewise.
2229 * configure: Regenerated.
2231 * tree-ssa-operands.h: Tuplified.
2232 * tree-vrp.c: Likewise.
2233 * tree-loop-linear.c: Likewise.
2234 * tree-into-ssa.c: Likewise.
2235 * tree-ssa-loop-im.c: Likewise.
2236 * tree-dump.c: Likewise.
2237 * tree-complex.c: Likewise.
2238 * cgraphbuild.c: Likewise.
2239 * tree-ssa-threadupdate.c: Likewise.
2240 * tree-ssa-loop-niter.c: Likewise.
2241 * tree-pretty-print.c: Likewise.
2242 * tracer.c: Likewise.
2243 * gengtype.c: Likewise.
2244 * tree-loop-distribution.c: Likewise.
2245 * tree-ssa-loop-unswitch.c: Likewise.
2246 * cgraph.c: Likewise.
2247 * cgraph.h: Likewise.
2248 * tree-ssa-loop-manip.c: Likewise.
2249 * value-prof.c: Likewise.
2250 * tree-ssa-loop-ch.c: Likewise.
2251 * tree-tailcall.c: Likewise.
2252 * value-prof.h: Likewise.
2255 * tree-pass.h: Likewise.
2256 * ipa-cp.c: Likewise.
2257 * tree-scalar-evolution.c: Likewise.
2258 * tree-scalar-evolution.h: Likewise.
2259 * target.h: Likewise.
2260 * lambda-mat.c: Likewise.
2261 * tree-phinodes.c: Likewise.
2262 * diagnostic.h: Likewise.
2263 * builtins.c: Likewise.
2264 * tree-ssa-alias-warnings.c: Likewise.
2265 * cfghooks.c: Likewise.
2266 * fold-const.c: Likewise.
2267 * cfghooks.h: Likewise.
2268 * omp-low.c: Likewise.
2269 * tree-ssa-dse.c: Likewise.
2270 * ipa-reference.c: Likewise.
2271 * tree-ssa-uncprop.c: Likewise.
2272 * toplev.c: Likewise.
2273 * tree-gimple.c: Likewise.
2274 * tree-gimple.h: Likewise.
2275 * tree-chrec.c: Likewise.
2276 * tree-chrec.h: Likewise.
2277 * tree-ssa-sccvn.c: Likewise.
2278 * tree-ssa-sccvn.h: Likewise.
2279 * cgraphunit.c: Likewise.
2280 * tree-ssa-copyrename.c: Likewise.
2281 * tree-ssa-ccp.c: Likewise.
2282 * tree-ssa-loop-ivopts.c: Likewise.
2283 * tree-nomudflap.c: Likewise.
2284 * tree-call-cdce.c: Likewise.
2285 * ipa-pure-const.c: Likewise.
2286 * c-format.c: Likewise.
2287 * tree-stdarg.c: Likewise.
2288 * tree-ssa-math-opts.c: Likewise.
2289 * tree-ssa-dom.c: Likewise.
2290 * tree-nrv.c: Likewise.
2291 * tree-ssa-propagate.c: Likewise.
2292 * ipa-utils.c: Likewise.
2293 * tree-ssa-propagate.h: Likewise.
2294 * tree-ssa-alias.c: Likewise.
2295 * gimple-low.c: Likewise.
2296 * tree-ssa-sink.c: Likewise.
2297 * ipa-inline.c: Likewise.
2298 * c-semantics.c: Likewise.
2299 * dwarf2out.c: Likewise.
2301 * tree-ssa-loop-ivcanon.c: Likewise.
2302 * predict.c: Likewise.
2303 * tree-ssa-loop.c: Likewise.
2304 * tree-parloops.c: Likewise.
2305 * tree-ssa-address.c: Likewise.
2306 * tree-ssa-ifcombine.c: Likewise.
2307 * matrix-reorg.c: Likewise.
2308 * c-decl.c: Likewise.
2309 * tree-eh.c: Likewise.
2310 * c-pretty-print.c: Likewise.
2311 * lambda-trans.c: Likewise.
2312 * function.c: Likewise.
2313 * langhooks.c: Likewise.
2314 * ebitmap.h: Likewise.
2315 * tree-vectorizer.c: Likewise.
2316 * function.h: Likewise.
2317 * langhooks.h: Likewise.
2318 * tree-vectorizer.h: Likewise.
2319 * ipa-type-escape.c: Likewise.
2320 * ipa-type-escape.h: Likewise.
2321 * domwalk.c: Likewise.
2322 * tree-if-conv.c: Likewise.
2323 * profile.c: Likewise.
2324 * domwalk.h: Likewise.
2325 * tree-data-ref.c: Likewise.
2326 * tree-data-ref.h: Likewise.
2327 * tree-flow-inline.h: Likewise.
2328 * tree-affine.c: Likewise.
2329 * tree-vect-analyze.c: Likewise.
2330 * c-typeck.c: Likewise.
2331 * gimplify.c: Likewise.
2332 * coretypes.h: Likewise.
2333 * tree-ssa-phiopt.c: Likewise.
2334 * calls.c: Likewise.
2335 * tree-ssa-coalesce.c: Likewise.
2336 * tree.def: Likewise.
2337 * tree-dfa.c: Likewise.
2338 * except.c: Likewise.
2339 * except.h: Likewise.
2340 * cfgexpand.c: Likewise.
2341 * tree-cfgcleanup.c: Likewise.
2342 * tree-ssa-pre.c: Likewise.
2343 * tree-ssa-live.c: Likewise.
2344 * tree-sra.c: Likewise.
2345 * tree-ssa-live.h: Likewise.
2346 * tree-predcom.c: Likewise.
2347 * lambda.h: Likewise.
2348 * tree-mudflap.c: Likewise.
2349 * ipa-prop.c: Likewise.
2350 * print-tree.c: Likewise.
2351 * tree-ssa-copy.c: Likewise.
2352 * ipa-prop.h: Likewise.
2353 * tree-ssa-forwprop.c: Likewise.
2354 * ggc-page.c: Likewise.
2355 * c-omp.c: Likewise.
2356 * tree-ssa-dce.c: Likewise.
2357 * tree-vect-patterns.c: Likewise.
2358 * tree-ssa-ter.c: Likewise.
2359 * tree-nested.c: Likewise.
2360 * tree-ssa.c: Likewise.
2361 * lambda-code.c: Likewise.
2362 * tree-ssa-loop-prefetch.c: Likewise.
2363 * tree-inline.c: Likewise.
2364 * tree-inline.h: Likewise.
2365 * tree-iterator.c: Likewise.
2366 * tree-optimize.c: Likewise.
2367 * tree-ssa-phiprop.c: Likewise.
2368 * tree-vect-transform.c: Likewise.
2369 * tree-object-size.c: Likewise.
2370 * tree-outof-ssa.c: Likewise.
2371 * cfgloop.c: Likewise.
2372 * system.h: Likewise.
2373 * tree-profile.c: Likewise.
2374 * cfgloop.h: Likewise.
2375 * c-gimplify.c: Likewise.
2376 * c-common.c: Likewise.
2377 * tree-vect-generic.c: Likewise.
2378 * tree-flow.h: Likewise.
2379 * c-common.h: Likewise.
2380 * basic-block.h: Likewise.
2381 * tree-ssa-structalias.c: Likewise.
2382 * tree-switch-conversion.c: Likewise.
2383 * tree-ssa-structalias.h: Likewise.
2384 * tree-cfg.c: Likewise.
2385 * passes.c: Likewise.
2386 * ipa-struct-reorg.c: Likewise.
2387 * ipa-struct-reorg.h: Likewise.
2388 * tree-ssa-reassoc.c: Likewise.
2389 * cfgrtl.c: Likewise.
2390 * varpool.c: Likewise.
2392 * tree-ssanames.c: Likewise.
2393 * tree-ssa-threadedge.c: Likewise.
2394 * langhooks-def.h: Likewise.
2395 * tree-ssa-operands.c: Likewise.
2396 * config/alpha/alpha.c: Likewise.
2397 * config/frv/frv.c: Likewise.
2398 * config/s390/s390.c: Likewise.
2399 * config/m32c/m32c.c: Likewise.
2400 * config/m32c/m32c-protos.h: Likewise.
2401 * config/spu/spu.c: Likewise.
2402 * config/sparc/sparc.c: Likewise.
2403 * config/i386/i386.c: Likewise.
2404 * config/sh/sh.c: Likewise.
2405 * config/xtensa/xtensa.c: Likewise.
2406 * config/stormy16/stormy16.c: Likewise.
2407 * config/ia64/ia64.c: Likewise.
2408 * config/rs6000/rs6000.c: Likewise.
2409 * config/pa/pa.c: Likewise.
2410 * config/mips/mips.c: Likewise.
2412 2008-07-28 Simon Baldwin <simonb@google.com>
2414 * c-pragma.c (handle_pragma_message): New function.
2415 (init_pragma): Register handle_pragma_message.
2416 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
2419 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
2421 PR tree-optimization/35252
2422 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
2423 REALPART_EXPR to be considered as same load operation.
2425 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
2427 PR tree-optimization/36830
2428 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
2429 (expressions_equal_p): Return false if only one operand is null.
2431 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
2433 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
2434 version requirements.
2436 2008-07-26 Olivier Hainque <hainque@adacore.com>
2438 * collect2.c (symkind): New enum. Symbol kinds we care about.
2439 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
2440 code and head comment accordingly.
2441 (scan_prog_file): Use symkind names instead of bare integers.
2443 2008-07-25 Jan Hubicka <jh@suse.cz>
2445 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
2447 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
2448 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
2449 * dojump.c (clear_pending_stack_adjust): Likewise.
2450 * print-tree.c (print_node): Ignore DECL_INLINE.
2451 * tree-inline.c (inlinable_function_p): Likewise.
2453 2008-07-25 Michael Meissner <gnu@the-meissners.org>
2455 * doc/extend.texi (hot attribute): Document that the hot attribute
2456 turns on -O3 for some ports.
2457 (cold attribute): Document that the cold attribute turns on -Os
2460 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
2461 reflect function specific option support.
2463 * target.h (struct target_option_hooks): Add fields to say whether
2464 the cold attribute implies -Os and the hot attribute implies -O3.
2466 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
2467 By default, do not turn on -Os for cold functions.
2468 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
2469 not turn on -O3 for hot functions.
2471 * c-common.c (handle_hot_attribute): Use target hook to determine
2472 if hot functions should enable -O3.
2473 (handle_cold_attribute): Use target hook to determine if cold
2474 functions should enable -Os.
2476 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
2477 (override_options): Move disable scheduling to
2478 optimization_options.
2479 (optimization_options): Disable scheduling here, not
2481 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2482 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2484 * config/ia64/ia64.c (ia64_override_options): Move setting
2485 scheduling flags to ia64_optimization_options.
2486 (ia64_optimization_options): Disable scheduling options here, and
2487 not in ia64_override_options.
2488 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2489 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2491 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
2494 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
2496 2008-07-25 Martin Jambor <mjambor@suse.cz>
2498 PR tree-optimization/36926
2499 * ipa-prop.c (ipa_analyze_call_uses): Call
2500 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
2502 2008-07-25 Joseph Myers <joseph@codesourcery.com>
2504 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
2505 movv2si_internal): Add mem = reg alternative.
2507 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
2510 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
2511 DEFAULT_PCC_STRUCT_RETURN to 127.
2513 2008-07-24 Jan Hubicka <jh@suse.cz>
2515 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
2516 (build_cgraph_edges): Likewise.
2517 * cgraph.c (cgraph_node): Do not update assembler hash.
2518 (cgraph_remove_node): Drop non-unit-at-a-time code.
2519 * tree-pass.h (pass_O0_always_inline): Remove.
2520 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
2521 * toplev.c (process_options): Flag unit-at-a-time does not imply
2523 * cgraphunit.c: Update comments.
2524 (decide_is_function_needed): Drop non-unit-at-a-time mode.
2525 (cgraph_assemble_pending_functions): Remove.
2526 (cgraph_reset_node): Drop non-unit-at-a-time code.
2527 (cgraph_finalize_function): Likewise.
2528 (cgraph_analyze_function): Likewise.
2529 (cgraph_finalize_compilation_unit): Likewise.
2530 (cgraph_expand_function): Likewise.
2531 (cgraph_optimize): Likesise.
2532 (save_inline_function_body): Likewise.
2533 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
2534 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
2535 * ipa-inline.c: Update comments.
2536 (enum inlining_mode): remove INLINE_SPEED.
2537 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
2538 (cgraph_mark_inline_edge): Likewise.
2539 (try_inline): Likewise.
2540 (cgraph_decide_inlining_incrementally): Likewise.
2541 (cgraph_gate_inlining): Remove.
2542 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
2543 (cgraph_gate_early_inlining): Likewise.
2544 (gate_inline_passes): Remove.
2545 (pass_inline_parameters, pass_ipa_inline): Remove gates.
2546 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2547 pass_O0_always_inline): Remove.
2548 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
2549 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
2550 * opts.c (no_unit_at_a_time_default): Remove.
2551 (decode_options): Remove flag_unit_at_a_time reset and warning.
2552 * opts.h (no_unit_at_a_time_default): Remove.
2553 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
2554 early in GNU dialect.
2555 (merge_decls): Update comment; drop unit-at-a-time check.
2556 (finish_decl): Likewise.
2557 (grok_declaration): Remove flag_inline_trees code.
2558 (finish_functions): Return on function returning non-void on all
2560 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
2561 * cfgexpand.c (expand_one_static_var): Remove.
2562 (expand_one_var): Remove expand_one_static_var call.
2563 (expand_used_vars_for_block): Remove flag_unit_a_time check.
2564 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
2565 and flag_unit_at_a-time compatibility checks.
2566 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
2567 * tree-inline.c (flag_inline_trees): Remove.
2568 (inlinable_function_p): Don't check it.
2569 (expand_call_inline): Remove non-unit-at-a-time code.
2570 * tree-inline.h (flag_inline_trees): Remove.
2571 * tree-optimize.c (execute_early_local_optimizations): Remove
2572 unit-at-a-time checks.
2573 (tree_rest_of_compilation): Likewise.
2574 * combine.c (setup_incoming_promotions): Likewise.
2575 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
2576 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
2577 * passes.c (pass_inline_parameters): Update comments; remove
2578 O0_alwaysinline pass.
2579 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
2580 (execute_one_pass): Likewise.
2581 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
2582 (ix86_function_sseregparm): Likewise.
2583 * arm.c (arm_function_in_section_p): Likewise.
2584 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
2585 * varpool.c: Update comments.
2586 (decide_is_variable_needed): Remove unit-at-a-time checks.
2587 (varpool_finalize_decl): Likewise.
2589 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
2591 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
2593 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
2595 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
2597 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
2598 imp symbol extension.
2600 2008-07-23 Ian Lance Taylor <iant@google.com>
2602 * tree-vrp.c (infer_value_range): Ignore asm statements when
2603 looking for memory accesses for -fdelete-null-pointer-checks.
2605 2008-07-24 Ben Elliston <bje@au.ibm.com>
2607 * config/spu/spu-c.c (__vector_keyword): New variable.
2608 (vector_keyword): Likewise.
2609 (spu_categorize_keyword): New function.
2610 (spu_macro_to_expand): Likewise.
2611 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
2612 compiling an ISO C dialect.
2614 2008-07-24 Ben Elliston <bje@au.ibm.com>
2616 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
2619 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2621 * configure: Regenerate.
2622 * configure.ac: Require texinfo 4.7.
2623 * doc/install.texi: Document texinfo 4.7 requirement.
2625 2008-07-23 Martin Jambor <mjambor@suse.cz>
2627 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
2628 rather than for DECL_SAVED_TREE.
2629 * ipa-prop.c: Include diagnostic.h.
2630 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
2632 (ipa_detect_param_modifications): Function rewritten from scratch.
2633 (ipa_compute_jump_functions): Changed accesses to modification flags.
2634 (ipa_free_node_params_substructures): Update flags destruction.
2635 (ipa_node_duplication_hook): Update flags duplication.
2636 (ipa_print_all_params_modified): Updated flag access.
2637 * ipa-prop.h (struct ipa_param_flags): New structure.
2638 (struct ipa_node_params): New field modification_analysis_done,
2639 modified_flags changed into param_flags.
2640 (ipa_is_ith_param_modified): Changed to use new flags.
2641 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
2643 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
2644 ipa-cp.c and split into two functions.
2645 (ipa_print_node_jump_functions): New function.
2646 (compute_scalar_jump_functions): New function.
2647 (type_like_member_ptr_p): New function.
2648 (compute_pass_through_member_ptrs): New function.
2649 (fill_member_ptr_cst_jump_function): New function.
2650 (determine_cst_member_ptr): New function.
2651 (compute_cst_member_ptr_arguments): New function.
2652 (ipa_compute_jump_functions): Complete rewrite.
2653 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
2654 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
2655 (struct ipa_member_ptr_cst): New structure.
2656 (union jump_func_value): New field member_cst.
2657 * ipa-cp.c (ipcp_lat_is_insertable): New function.
2658 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
2659 jump function types.
2660 (ipcp_print_all_lattices): Slight fprintf rearrangement.
2661 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
2662 instead of ipcp_print_all_jump_functions.
2663 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
2664 only for replacable scalars.
2666 * doc/invoke.texi (Optimize options): Add description of
2667 -findirect-inlining.
2668 * common.opt (flag_indirect_inlining): New flag.
2669 * opts.c (decode_options): Set flag_indirect_inlining when
2672 * ipa-inline.c: Include ipa-prop.h.
2673 (inline_indirect_intraprocedural_analysis): New function.
2674 (inline_generate_summary): Allocate parameter and argument info
2675 structures, call inline_indirect_intraprocedural_analysis on each
2676 node when doing indirect inlining and deallocate indirect inlining
2677 data structures in the end.
2678 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
2679 (free_all_ipa_structures_after_iinln): New function.
2680 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
2682 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
2684 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
2685 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
2686 of computing the frequency separately.
2687 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
2688 of computing the frequency separately.
2689 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
2690 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
2691 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
2692 (ipa_get_stmt_member_ptr_load_param): New function.
2693 (ipa_is_ssa_with_stmt_def): New function.
2694 (ipa_note_param_call): New function.
2695 (ipa_analyze_call_uses): New function.
2696 (ipa_analyze_stmt_uses): New function.
2697 (ipa_analyze_params_uses): New function.
2698 (ipa_free_node_params_substructures): Also free the param_calls linked
2700 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
2701 (ipa_print_node_param_flags): New function.
2702 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
2703 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
2704 * ipa-prop.h (struct ipa_param_flags): New field called.
2705 (struct ipa_param_call_note): New structure.
2706 (struct ipa_node_params): New fields param_calls and
2708 (ipa_is_ith_param_called): New function.
2709 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2710 ipa_analyze_params_uses and dump parameter flags.
2712 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
2713 ipa_propagate_indirect_call_infos if performing indirect inlining,
2714 pass a new parameter new_edges to it.
2715 (add_new_edges_to_heap): New fucntion.
2716 (cgraph_decide_inlining_of_small_functions): New vector
2717 new_indirect_edges for newly found indirect edges , call
2718 ipa_propagate_indirect_call_infos after inlining.
2719 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
2720 inlining if performing indirect inlining. Call
2721 free_all_ipa_structures_after_iinln when doing so too.
2722 (inline_generate_summary): Do not call
2723 free_all_ipa_structures_after_iinln here.
2724 * ipa-prop.c (update_jump_functions_after_inlining): New function.
2725 (print_edge_addition_message): New function.
2726 (update_call_notes_after_inlining): New function.
2727 (propagate_info_to_inlined_callees): New function.
2728 (ipa_propagate_indirect_call_infos): New function.
2729 * ipa-prop.h: Include cgraph.h
2730 (struct ipa_param_call_note): Fields reordered, new field processed.
2731 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
2733 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
2734 rediscovered call statements.
2735 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
2736 (dump_cgraph_node): Dump also the indirect_call flag.
2737 (cgraph_clone_edge): Copy also the indirect_call flag.
2738 * tree-inline.c (copy_bb): Do not check for fndecls from call
2739 expressions, check for edge availability when moving clones.
2740 (get_indirect_callee_fndecl): New function.
2741 (expand_call_inline): If callee declaration is not apprent from
2742 the statement, try calling get_indirect_callee_fndecl. Do not
2743 issue warnings or call sorry when not inlinings an indirect edge.
2744 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
2746 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
2747 bit more frandly to matching.
2748 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
2749 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
2750 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
2752 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2755 * opth-gen.awk: Suppress function specific features when building
2757 * optc-gen.awk: Ditto.
2759 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2762 * diagnostic.c (pedwarn): Add opt parameter.
2764 * c-tree.h (pedwarn_init): Add opt parameter.
2765 (pedwarn_c90): Likewise.
2766 (pedwarn_c99): Likewise.
2767 * c-errors.c (pedwarn_c99): Likewise.
2768 (pedwarn_c90): Likewise.
2769 * toplev.h (pedwarn): Update declaration.
2770 (pedwarn0): Declare.
2771 * c-lex.c: All calls to pedwarn changed.
2772 * builtins.c: All calls to pedwarn changed.
2773 * toplev.c: All calls to pedwarn changed.
2774 * c-decl.c: All calls to pedwarn changed.
2775 * c-typeck.c: All calls to pedwarn changed.
2776 * c-common.c: All calls to pedwarn changed.
2777 * c-parser.c: All calls to pedwarn changed.
2779 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2780 Karthik Kumar <karthikkumar@gmail.com>
2782 * attribs.c (file scope): Include c-common.h.
2783 (decl_attributes): Add support for #pragma GCC optimize and
2786 * targhooks.c (default_can_inline_p): New function that is the
2787 default for the TARGET_CAN_INLINE_P target hook.
2789 * targhooks.h (default_can_inline_p): Add declaration.
2791 * tree.c (cl_optimization_node): New static tree for building
2792 OPTIMIZATION_NODE tree.
2793 (cl_target_option_node): New static tree for building
2794 TARGET_OPTION_NODE tree.
2795 (cl_option_hash_table): New hash table for hashing
2796 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2797 (cl_option_hash_hash): New function to provide the hash value for
2798 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2799 (cl_option_hash_eq): New function to provide an equality test for
2800 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2801 (tree_code_size): Add support for OPTIMIZATION_NODE and
2802 TARGET_OPTION_NODE trees.
2803 (tree_code_structure): Add support for OPTIMIZATION_NODE and
2804 TARGET_OPTION_NODE trees.
2805 (build_optimization_node): Build a tree that has all of the
2806 current optimization options.
2807 (build_target_option_node): Build a tree that has the target
2808 options that might be changed on a per function basis.
2810 * tree.h (file scope): Include options.h.
2811 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
2812 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
2813 (TREE_OPTIMIZATION): Ditto.
2814 (TREE_TARGET_SPECIFIC): Ditto.
2815 (struct tree_function_decl): Add fields for remembering the
2816 current optimization options and target specific options.
2817 (struct tree_optimization_option): New tree variant that remembers
2818 the optimization options.
2819 (struct tree_target_option): New tree variant that remembers the
2820 target specific flags that might change for compiling a particular
2822 (union tree_node): Include tree_optimization_option and
2823 tree_target_option fields.
2824 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
2825 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
2826 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
2827 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
2828 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
2829 optimization and target options.
2830 (optimization_default_node): New macro to refer to global_trees
2832 (optimization_current_node): Ditto.
2833 (optimization_cold_node): Ditto.
2834 (optimization_hot_node): Ditto.
2835 (target_option_default_node): Ditto.
2836 (target_option_current_node): Ditto.
2837 (current_option_pragma): Ditto.
2838 (current_optimize_pragma): Ditto.
2840 * target.h (struct gcc_target): Add valid_option_attribute_p,
2841 target_option_save, target_option_restore, target_option_print,
2842 target_option_pragma_parse, and can_inline_p hooks.
2844 * toplev.h (parse_optimize_options): Add declaration.
2845 (fast_math_flags_struct_set_p): Ditto.
2847 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
2848 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
2851 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
2852 tree_can_inline_p hook to see if one function can inline another.
2853 (cgraph_decide_inlining): Ditto.
2854 (cgraph_decide_inlining_incrementally): Ditto.
2856 * opts.c (decode_options): Add support for running multiple times
2857 to allow functions with different target or optimization options
2858 than was specified on the command line.
2859 (fast_math_flags_struct_set_p): New function that is similar to
2860 fast_math_flags_set_p, except it uses the values in the
2861 cl_optimization structure instead of global variables.
2863 * optc-gen.awk: Add support for TargetSave to allow a back end to
2864 declare new fields that need to be saved when using function
2865 specific options. Include flags.h and target.h in the options.c
2866 source. Add support for Save to indicate which options can be set
2867 for individual functions. Generate cl_optimize_save,
2868 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
2869 cl_target_option_restore, cl_target_option_print functions to
2870 allow functions to use different optimization or target options.
2872 * opt-functions.awk (var_type_struct): Return the type used for
2873 storing the field in a structure.
2875 * opth-gen.awk: Add support for TargetSave to allow a back end to
2876 declare new fields that need to be saved when using function
2877 specific options. Add support for Save to indicate which options
2878 can be set for individual functions. Only generate one extern for
2879 Mask fields. Generate cl_optimization and cl_target_option
2880 structures to remember optimization and target options.
2882 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
2883 collecting new tree nodes.
2884 (TS_TARGET_OPTION): Ditto.
2886 * c-decl.c (merge_decls): Merge function specific target and
2887 optimization options.
2889 * function.c (invoke_set_current_function_hook): If the function
2890 uses different optimization options, change the global variables
2893 * coretypes.h (struct cl_optimization): Add forward reference.
2894 (struct cl_target_option): Ditto.
2896 * c-pragma.c (option_stack): New static vector to remember the
2897 current #pragma GCC option stack.
2898 (handle_pragma_option): New function to support #pragma GCC option
2899 to change target options.
2900 (optimize_stack): New static vector to remember the current
2901 #pragma GCC optimize stack.
2902 (handle_pragma_optimize): New function to support #pragma GCC
2903 optimize to change optimization options.
2904 (init_pragma): Add support for #pragma GCC optimize and #pragma
2907 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
2908 optimization options.
2909 (TARGET_OPTION_NODE): New tree code for remembering certain target
2912 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
2913 TARGET_OPTION_NODE trees.
2915 * common.opt (-O): Add Optimization flag.
2917 (-fmath-errno): Ditto.
2918 (-falign-functions): Add UInteger flag to make sure flag gets full
2919 int in cl_optimization structure.
2920 (-falign-jumps): Ditto.
2921 (-falign-labels): Ditto.
2922 (-falign-loops): Ditto.
2923 (-fsched-stalled-insns): Ditto.
2924 (-fsched-stalled-insns-dep): Ditto.
2926 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
2928 (TARGET_OPTION_SAVE): Ditto.
2929 (TARGET_OPTION_RESTORE): Ditto.
2930 (TARGET_OPTION_PRINT): Ditto.
2931 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
2932 (TARGET_CAN_INLINE_P): Ditto.
2933 (TARGET_INITIALIZER): Add new hooks.
2935 * tree-inline.c (tree_can_inline_p): New function to determine
2936 whether one function can inline another. Check if the functions
2937 use compatible optimization options, and also call the backend
2940 * tree-inline.h (tree_can_inline_p): Add declaration.
2942 * c-common.c (c_common_attribute): Add support for option and
2943 optimize attributes.
2944 (handle_option_attribute): Add support for the option attribute to
2945 allow the user to specify different target options for compiling a
2947 (handle_optimize_attribute): Add support for the optimize
2948 attribute to allow the user to specify different optimization
2949 options for compiling a specific function.
2950 (handle_hot_attribute): Turn on -O3 optimization for this one
2951 function if it isn't the default optimization level.
2952 (handle_cold_attribute): Turn on -Os optimization for this one
2953 function if it insn't the default optimization.
2954 (const_char_p): New const char * typedef.
2955 (optimize_args): New static vector to remember the optimization
2957 (parse_optimize_options): New function to set up the optimization
2958 arguments from either the optimize attribute or #pragma GCC optimize.
2960 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
2961 (builtin_define_std): Ditto.
2963 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
2964 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
2965 (x86_64-*-*): Ditto.
2967 * Makefile.in (TREE_H): Add options.h.
2968 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
2970 * doc/extend.texi (option attribute): Document new attribute.
2971 (optimize attribute): Ditto.
2972 (hot attribute): Document hot attribute sets -O3.
2973 (cold attribute): Document cold attribute sets -Os.
2974 (#pragma GCC option): Document new pragma.
2975 (#pragma GCC optimize): Ditto.
2977 * doc/options.texi (TargetSave): Document TargetSave syntax.
2978 (UInteger): Document UInteger must be used for certain flags.
2979 (Save): Document Save option to create target specific options
2980 that can be saved/restored on a function specific context.
2982 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
2983 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
2985 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
2986 (TARGET_OPTION_SAVE): Ditto.
2987 (TARGET_OPTION_RESTORE): Ditto.
2988 (TARGET_OPTION_PRINT): Ditto.
2989 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
2990 (TARGET_CAN_INLINE_P): Ditto.
2992 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
2994 (-mfpmath=both): Ditto.
2996 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2997 Karthik Kumar <karthikkumar@gmail.com>
2999 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
3000 (TARGET_POPCNT): Ditto.
3001 (TARGET_SAHF): Ditto.
3002 (TARGET_AES): Ditto.
3003 (TARGET_PCLMUL): Ditto.
3004 (TARGET_CMPXCHG16B): Ditto.
3005 (TARGET_RECIP): Move switch into target_flags.
3006 (TARGET_FUSED_MADD): Ditto.
3007 (ix86_arch_features): Make an unsigned char type.
3008 (ix86_tune_features): Ditto.
3009 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
3010 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
3011 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
3013 * config/i386/i386.opt (arch): New TargetSave field to define
3014 fields that need to be saved for function specific option support.
3017 (branch_cost): Ditto.
3018 (ix86_isa_flags_explicit): Ditto.
3019 (tune_defaulted): Ditto.
3020 (arch_specified): Ditto.
3021 (-m128-long-double): Add Save flag to save option for target
3022 specific option support.
3024 (-maccumulate-outgoing-args): Ditto.
3025 (-malign-double): Ditto.
3026 (-malign-stringops): Ditto.
3027 (-mfancy-math-387): Ditto.
3028 (-mhard-float): Ditto.
3030 (-minline-all-stringops): Ditto.
3031 (-minline-stringops-dynamically): Ditto.
3032 (-mms-bitfields): Ditto.
3033 (-mno-align-stringops): Ditto.
3034 (-mno-fancy-math-387): Ditto.
3035 (-mno-push-args): Ditto.
3036 (-mno-red-zone): Ditto.
3037 (-mpush-args): Ditto.
3038 (-mred-zone): Ditto.
3040 (-msseregparm): Ditto.
3041 (-mstack-arg-probe): Ditto.
3056 (-mrecip): Move flag into target_flags.
3058 (-mno-fused-madd): Ditto.
3059 (-mfused-madd): Ditto.
3060 (-mabm): Move flag into ix86_isa_flags.
3067 * config/i386/i386-c.c: New file for #pragma support.
3068 (ix86_target_macros_internal): New function to #define or #undef
3069 target macros based when the user uses the #pragma GCC option to
3070 change target options.
3071 (ix86_pragma_option_parse): New function to add #pragma GCC option
3073 (ix86_target_macros): Move defining the target macros here from
3074 TARGET_CPU_CPP_BUILTINS in i386.h.
3075 (ix86_register_pragmas): Register the #pragma GCC option hook. If
3076 defined, initialize any subtarget #pragmas.
3078 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
3079 REGISTER_TARGET_PRAGMAS.
3081 * config/i386/t-i386: New file for x86 dependencies.
3082 (i386.o): Make dependencies mirror the include files used.
3083 (i386-c.o): New file, add dependencies.
3085 * config/i386/i386-protos.h (override_options): Add bool argument.
3086 (ix86_valid_option_attribute_tree): Add declaration.
3087 (ix86_target_macros): Ditto.
3088 (ix86_register_macros): Ditto.
3090 * config/i386/i386.c (ix86_tune_features): Move initialization of
3091 the target masks to initial_ix86_tune_features to allow functions
3092 to have different target options. Make type unsigned char,
3093 instead of unsigned int.
3094 (initial_ix86_tune_features): New static vector to hold processor
3095 masks for the tune variables.
3096 (ix86_arch_features): Move initialization of the target masks to
3097 initial_ix86_arch_features to allow functions to have different
3098 target options. Make type unsigned char, instead of unsigned int.
3099 (initial_ix86_arch_features): New static vector to hold processor
3100 masks for the arch variables.
3101 (enum ix86_function_specific_strings): New enum to describe the
3102 string options used for attribute((option(...))).
3103 (ix86_target_string): New function to return a string that
3104 describes the target options.
3105 (ix86_debug_options): New function to print the current options in
3107 (ix86_function_specific_save): New function hook to save the
3108 function specific global variables in the cl_target_option structure.
3109 (ix86_function_specific_restore): New function hook to restore the
3110 function specific variables from the cl_target_option structure to
3111 the global variables.
3112 (ix86_function_specific_print): New function hook to print the
3113 target specific options in the cl_target_option structure.
3114 (ix86_valid_option_attribute_p): New function hook to validate
3115 attribute((option(...))) arguments.
3116 (ix86_valid_option_attribute_tree): New function that is common
3117 code between attribute((option(...))) and #pragma GCC option
3118 support that parses the options and returns a tree holding the options.
3119 (ix86_valid_option_attribute_inner_p): New helper function for
3120 ix86_valid_option_attribute_tree.
3121 (ix86_can_inline_p): New function hook to decide if one function
3122 can inline another on a target specific basis.
3123 (ix86_set_current_function); New function hook to switch target
3124 options if the user used attribute((option(...))) or #pragma GCC
3126 (ix86_tune_defaulted): Move to static file scope from
3128 (ix86_arch_specified): Ditto.
3129 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
3131 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
3132 (OPTION_MASK_ISA_ABM_SET): Ditto.
3133 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
3134 (OPTION_MASK_ISA_CX16_SET): Ditto.
3135 (OPTION_MASK_ISA_SAHF_SET): Ditto.
3136 (OPTION_MASK_ISA_AES_UNSET): Ditto.
3137 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
3138 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
3139 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
3140 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
3141 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
3142 (struct ptt): Move to static file scope from override_options.
3143 (processor_target_table): Ditto.
3145 (ix86_handle_option): Add support for options that are now isa options.
3146 (override_options): Add support for declaring functions that
3147 support different target options than were specified on the
3148 command line. Move struct ptt, processor_target_table, cpu_names,
3149 ix86_tune_defaulted, ix86_arch_specified to static file scope.
3150 Add bool argument. Fix up error messages so the appropriate error
3151 is given for either command line or attribute.
3152 (ix86_previous_fndecl): New static to remember previous function
3153 declaration to see if we need to change target options.
3154 (ix86_builtins_isa): New array to record the ISA of each builtin
3156 (def_builtin): Always create the builtin function, even if the
3157 current ISA doesn't support it.
3158 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
3159 tests for those builtins.
3160 (ix86_init_builtins): Remove TARGET_MMX test for calling
3161 ix86_init_mmx_sse_builtins.
3162 (ix86_expand_builtin): If the current ISA doesn't support a given
3163 builtin, signal an error.
3164 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
3165 (TARGET_SET_CURRENT_FUNCTION): Ditto.
3166 (TARGET_OPTION_SAVE): Ditto.
3167 (TARGET_OPTION_RESTORE): Ditto.
3168 (TARGET_OPTION_PRINT): Ditto.
3169 (TARGET_CAN_INLINE_P): Ditto.
3171 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
3173 * c-typeck.c (build_external_ref): Don't call assemble_external.
3174 * final.c (output_operand): Call assemble_external.
3176 2008-07-21 DJ Delorie <dj@redhat.com>
3178 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
3179 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3181 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3183 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
3184 original insn and splitter contents into ...
3185 ("*div<mode>3_fast"): ... this new pattern. Enable only if
3186 flag_unsafe_math_optimizations. Add dummy scratch register.
3187 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
3188 !flag_unsafe_math_optimizations. Returns number with next
3189 highest magnitude if this is still less or equal to the true
3190 quotient in magnitude.
3192 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
3194 * Makefile.in: Replace toplev.h with TOPLEV_H.
3195 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
3196 * c-lex.c (fe_file_change): Don't set in_system_header.
3197 * c-parser.c (c_token): Remove in_system_header.
3198 (c_lex_one_token): Don't set in_system_header.
3199 (c_parser_set_source_position_from_token): Don't set in_system_header.
3200 * diagnostic.c (diagnostic_report_diagnostic): Use location from
3203 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
3204 * flags.h (in_system_header): Remove.
3205 * function.c (saved_in_system_header): Remove.
3206 (push_cfun): Don't set in_system_header.
3207 (pop_cfun): Don't set in_system_header.
3208 (push_struct_function): Don't set in_system_header.
3209 * input.h (expanded_location): Add sysp.
3210 (in_system_header_at): New.
3211 (in_system_header): New.
3212 * toplev.c (in_system_header): Remove.
3213 * toplev.h: Include input.h
3215 * tree-cfg.c (execute_warn_function_return): Call warning_at.
3216 * tree-ssa.c (warn_uninit): Call warning_at.
3217 (warn_uninitialized_var): Update calls to warn_uninit.
3218 (warn_uninitialized_phi): Update calls to warn_uninit.
3219 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
3220 (expand_location): Initialize xloc.sysp.
3221 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
3222 (tree_decl_with_vis): Remove in_system_header_flag.
3224 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
3227 * recog.c (asm_operand_ok): Change the order of the extra
3228 memory constraint checks.
3230 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
3233 * tree-switch-conversion.c (build_one_array): Call
3234 varpool_mark_needed_node and varpool_finalize_decl
3235 instead of assemble_variable.
3237 2008-07-19 Jan Hubicka <jh@suse.cz>
3239 * cgraph.c (cgraph_add_new_function): Do early local passes.
3240 * tree-nrv.c (gate_pass_return_slot): New gate.
3241 (pass_nrv): Add the gate.
3242 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
3244 (coalesce_ssa_name): Coalesce SSA names.
3245 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
3246 not optimizing so unused user vars remains visible.
3247 * common.opt (flag_tree_ter): Always enable by default.
3248 * tree-ssa-ter.c: Include flags.h
3249 (is_replaceable_p): Check that locations match; when aliasing is missing
3250 be conservative about loads.
3251 * tree-optimize.c (gate_init_datastructures): Remove.
3252 (pass_init_datastructures): New.
3253 * passes.c: Reorder passes so we always go into SSA.
3255 2008-07-19 Jan Hubicka <jh@suse.cz>
3257 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
3258 * doc/invoke.texi (--combine): Likewise.
3259 (-finline-functions-called-once): Update levels when enabled.
3260 (-funit-at-a-time): Document new behaviour.
3261 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
3262 -fno-section-anchors when disabled explicitly.
3263 (inline params): They are not ignored now.
3264 (precompiled headers): Remove unit-at-a-time as being incompatible.
3265 * opts.c (decode_options): Handle unit-at-a-time as alias;
3266 imply -fno-section-anchors when toplevel reorder is disabled
3268 * common.opt (ftoplevel-reorder): Set default value to 2.
3269 (funit-at-a-time): Set default value to 1.
3270 * config/rs6000/rs6000.c (optimization_options): Set section anchors
3273 2008-07-19 Jan Hubicka <jh@suse.cz>
3275 * builtins.c (expand_builtin_int_roundingfn,
3276 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
3279 2008-07-19 Richard Guenther <rguenther@suse.de>
3282 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
3283 * tree-ssa-sccvn.c (get_constant_value_id): New function.
3284 * tree-ssa-pre.c (get_expr_value_id): For newly created
3285 constant value-ids make sure to add the expression to its
3288 2008-07-19 Jakub Jelinek <jakub@redhat.com>
3291 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
3292 return value of the builtin is ignored.
3294 2008-07-19 Olivier Hainque <hainque@adacore.com>
3296 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
3297 bits, a C conformant malloc implementation has to provide.
3298 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
3300 2008-07-19 Joseph Myers <joseph@codesourcery.com>
3304 * reload.c (find_reloads_subreg_address): Only reload address if
3305 reloaded == 0, not for reloaded != 1.
3308 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3309 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3310 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3311 m32c_legitimize_reload_address.
3313 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3314 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3315 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3317 2008-07-19 Olivier Hainque <hainque@adacore.com>
3319 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
3320 argument, saying whether nested array are to be collapsed
3321 into a single array type DIE with multiple subscripts.
3322 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
3323 issues, centralize the nested array types collapsing control and
3324 disable the transformation for Ada.
3326 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
3329 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
3331 (x86_64_shift_adj_2): New expander.
3332 (x86_64_shift_adj_3): Ditto.
3333 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
3334 to split TImode operands.
3335 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
3336 (ix86_split_lshr): Ditto.
3338 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
3340 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
3341 and __CHAR32_TYPE__.
3342 * c-typeck.c (digest_init): Support char16_t and char32_t.
3343 (set_nonincremental_init_from_string): Idem.
3345 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3348 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
3349 PREFERRED_STACK_BOUNDARY.
3350 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3352 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3355 * function.c (locate_and_pad_parm): Cap boundary earlier.
3357 2008-07-17 Julian Brown <julian@codesourcery.com>
3359 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
3360 no-op for targets which don't use DLLs.
3362 2008-07-17 Martin Jambor <mjambor@suse.cz>
3364 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
3365 that nodes are relevant by examining the node->analyzed flag.
3366 (ipcp_init_stage): Check which nodes are relevant, assert that the
3367 relevant ones are also required.
3368 (ipcp_propagate_stage): Check on the side arrays are properly
3370 (ipcp_print_all_jump_functions): Make sure not to touch any node
3371 that is not analyzed or an edge that does not have a corresponding
3372 entry in the on-the-side vectors.
3373 (ipcp_function_scale_print): Likewise.
3374 (ipcp_update_callgraph): Check that the node is relevant.
3375 (ipcp_insert_stage): Check that the node is relevant. Check there is
3376 an info for every node and edge.
3377 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
3378 (ipa_print_all_tree_maps): Likewise and a new variable info.
3379 (ipa_print_all_params_modified): Likewise.
3380 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
3382 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
3385 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
3387 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
3389 PR rtl-optimization/36753
3390 * fwprop.c (use_killed_between): Don't shortcut
3391 single-definition global registers.
3393 2008-07-16 Jan Hubicka <jh@suse.cz>
3395 * cgraph.h (varpool_empty_needed_queue): Declare.
3396 * cgraphunit.c (output_in_order): Mark all variables as needed;
3398 * varpool.c (varpool_assemble_node): Update debug queue.
3399 (varpool_assemble_pending_decls): Don't do it here.
3400 (varpool_empty_needed_queue): New function.
3402 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3404 * recog.c (peephole2_optimize): Fix formatting.
3406 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3408 * c-pch.c (get_ident): Avoid C++ keywords.
3409 * combine-stack-adj.c (single_set_for_csa): Likewise.
3410 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
3411 output_asm_insn): Likewise.
3412 * reload.c (push_secondary_reload, find_reusable_reload,
3413 push_reload, combine_reloads, find_reloads,
3414 debug_reload_to_stream): Likewise.
3415 * reload.h (struct reload): Likewise.
3416 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
3417 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
3418 emit_output_reload_insns): Likewise.
3419 * targhooks.c (default_secondary_reload): Likewise.
3420 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
3422 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3424 * recog.c (validate_change_1, validate_change,
3425 validate_unshare_change, validate_replace_rtx_1, struct
3426 funny_match, constrain_operands, peephole2_optimize): Avoid C++
3428 * reload.c (push_secondary_reload, secondary_reload_class,
3429 scratch_reload_class, find_valid_class, find_reusable_reload,
3430 push_reload, find_dummy_reload, find_reloads_address_1,
3431 find_reloads_address_part, find_equiv_reg): Likewise.
3432 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
3433 choose_reload_regs): Likewise.
3434 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
3436 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
3437 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3438 * sched-rgn.c (concat_INSN_LIST): Likewise.
3439 * stor-layout.c (mode_for_size, mode_for_size_tree,
3440 smallest_mode_for_size): Likewise.
3442 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3444 * cfg.c (dump_reg_info): Avoid C++ keywords.
3445 * dwarf2asm.c (dw2_force_const_mem,
3446 dw2_asm_output_encoded_addr_rtx): Likewise.
3447 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
3448 * expmed.c (expand_shift): Likewise.
3449 * global.c (find_reg): Likewise.
3450 * graph.c (draw_edge): Likewise.
3451 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
3452 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
3453 widen_clz, widen_bswap, expand_parity, expand_unop,
3454 emit_cmp_and_jump_insn_1): Likewise.
3455 * postreload.c (reload_cse_simplify_operands): Likewise.
3456 * ra.h (add_neighbor): Likewise.
3457 * reg-stack.c (remove_regno_note, change_stack): Likewise.
3458 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
3459 record_reg_classes, copy_cost, record_address_regs,
3460 invalid_mode_change_p): Likewise.
3461 * regrename.c (regrename_optimize, scan_rtx_reg,
3462 dump_def_use_chain, find_oldest_value_reg,
3463 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
3465 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3467 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
3468 MASK_POWERPC64 for power4 in previous commit.
3470 2008-07-16 Olivier Hainque <hainque@adacore.com>
3472 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
3473 instead of bare conversion to cast const-ness away.
3475 2008-07-16 Anatoly Sokolov <aesok@post.ru>
3477 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
3478 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
3479 * config/xtensa/xtensa.c (xtensa_function_value): New function.
3480 (TARGET_FUNCTION_VALUE): Define.
3482 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3484 * config/rs6000/rs6000.c (processor_target_table): Add
3485 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
3487 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3490 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3491 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3492 m32c_legitimize_reload_address.
3494 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
3496 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
3497 DECL_IN_SYSTEM_HEADER in sync.
3499 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
3501 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
3502 * tree-ssa-pre.c (pre_expr_eq): Ditto
3503 (get_constant_for_value_id): Take a type as an argument.
3504 (fully_constant_expression): Pass in type.
3505 (find_or_generate_expression): Short circuit constant case.
3506 (create_expression_by_pieces): Remove special casing of
3508 (do_regular_insertion): Short circuit constant case.
3509 (do_partial_partial_insertion): Ditto.
3511 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3514 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
3516 2008-07-15 Bob Wilson <bob.wilson@acm.org>
3518 * config/xtensa/libgcc-xtensa.ver: New file.
3519 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
3521 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3523 * df-problems.c (df_set_note): Avoid C++ keywords.
3524 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
3525 * dse.c (record_store, remove_useless_values): Likewise.
3526 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
3527 gen_reg_rtx_offset, operand_subword, change_address_1,
3528 change_address, adjust_address_1, offset_address,
3529 widen_memory_access, emit_copy_of_insn_after): Likewise.
3530 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
3531 * fwprop.c (should_replace_address, propagate_rtx_1,
3532 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
3534 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
3535 gcse_emit_move_after, update_ld_motion_stores): Likewise.
3536 * lcm.c (compute_insert_delete, pre_edge_lcm,
3537 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
3538 * lower-subreg.c (resolve_reg_notes): Likewise.
3539 * mode-switching.c (optimize_mode_switching): Likewise.
3541 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3543 * bt-load.c (add_btr_def, migrate_btr_def,
3544 branch_target_load_optimize): Avoid C++ keywords.
3545 * caller-save.c (insert_restore, insert_save, insert_one_insn):
3547 * combine.c (subst, simplify_set, make_extraction,
3548 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
3549 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
3550 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
3552 2008-07-15 Richard Guenther <rguenther@suse.de>
3555 * c-common.c (strict_aliasing_warning): Do not warn for
3556 TYPE_REF_CAN_ALIAS_ALL pointers.
3557 (c_common_get_alias_set): may_alias types are not special.
3558 * tree.c (build_pointer_type_for_mode): Look up the may_alias
3559 attribute and set can_ref_all accordingly.
3560 (build_reference_type_for_mode): Likewise.
3561 * doc/extend.texi (may_alias): Clarify.
3563 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3566 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3567 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3569 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3572 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
3573 gcc_assert, instead call output_operand_lossage.
3575 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
3577 * builtins.c (std_canonical_va_list): Treat structure based
3580 2008-07-15 Ben Elliston <bje@au.ibm.com>
3582 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
3584 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
3586 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
3589 2008-07-14 Jan Hubicka <jh@suse.cz>
3591 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
3592 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
3593 fix predicates and constraints.
3594 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
3595 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
3597 2008-07-14 Doug Kwan <dougkwan@google.com>
3599 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
3600 additional option file arm/eabi.opt.
3601 * config/arm/eabi.h (File): New configuration file for EABI targets.
3602 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
3603 SUBSUBTARGET_EXTRA_SPECS.
3604 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
3605 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
3606 from STARTFILE_SPEC so that it can be referenced in an override.
3607 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
3608 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
3609 can be referenced in an override.
3610 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
3611 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
3612 so that it can be referenced in an override.
3613 (LINK_SPEC): Use BPABI_LINK_SPEC.
3614 * config/arm/eabi.opt (File): New.
3616 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3618 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
3619 (FIXED_VALUE_H): New variable.
3620 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
3621 input.h, fixed-value.h.
3622 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
3623 (BASIC_BLOCK_H): Use $(BITMAP_H).
3624 (FUNCTION_H): Add varray.h.
3625 (IPA_REFERENCE_H): Use $(BITMAP_H).
3626 (CGRAPH_H): Add $(BASIC_BLOCK_H).
3627 (DF_H): Use $(BITMAP_H).
3628 (GGC_H): Add statistics.h.
3630 (INSN_ATTR_H): Use it.
3631 (SYSTEM_H): Add safe-ctype.h, filenames.h.
3633 (SYMTAB_H): Add $(OBSTACK_H).
3634 (CPP_INTERNAL_H): New.
3635 (TREE_DUMP_H): Add tree-pass.h.
3636 (TREE_FLOW_H): Use $(BITMAP_H)
3637 (PRETTY_PRINT_H): Use $(INPUT_H).
3638 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
3641 (many object files): Fix lots of header dependencies throughout.
3643 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3645 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
3647 (s-gtyp-input): Use them to write tmp-gi.list.
3648 (echo_to_gi.list): Remove.
3650 2008-07-14 Richard Guenther <rguenther@suse.de>
3652 * tree-ssa-sccvn.c (pre_info): Remove.
3653 (switch_to_PRE_table): Likewise.
3654 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
3655 (set_hashtable_value_ids): Do not create value-ids for the
3657 (run_scc_vn): Remove double test. Remove bogus special-case
3658 in value-number printing.
3659 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
3660 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
3662 * tree-flow-inline.h (get_value_handle): Remove.
3663 * tree-flow.h (get_value_handle): Remove.
3665 2008-07-14 Martin Jambor <mjambor@suse.cz>
3667 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
3668 in which we generate arithmetics is not a subrange.
3670 2008-07-14 Martin Jambor <mjambor@suse.cz>
3672 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
3674 2008-07-14 Richard Guenther <rguenther@suse.de>
3676 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
3678 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
3681 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
3682 reload for symbol refs moved to r0 with -fPIC.
3683 (legitimize_pic_address): Use the target register as temporary
3685 (emit_symbolic_move): Adjust comment.
3686 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
3689 2008-07-14 Ben Elliston <bje@au.ibm.com>
3691 * c-common.h (C_CPP_HASHNODE): New macro.
3692 * coretypes.h (struct cpp_token): Forward declare.
3693 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3694 the context-sensitive keyword method.
3695 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
3696 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
3697 expand_bool_pixel): New.
3698 (altivec_categorize_keyword): New function.
3699 (init_vector_keywords): New function.
3700 (rs6000_macro_to_expand): Likewise.
3701 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
3702 compiling an ISO C dialect.
3704 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
3706 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
3707 (create_expression_by_pieces): Fix typo.
3708 (do_regular_insertion): Use debug counter here too.
3710 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
3713 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
3714 CONST_OK_FOR_LETTER_P. All port-local users changed.
3715 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
3716 implement Kp matching power-of-two.
3717 (CONSTRAINT_LEN): Define to match.
3718 * config/cris/cris.md: Replace all use of constraint K with Kc.
3719 ("*btst*): Use Kp for operand 0 of last alternative.
3721 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3724 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
3727 2008-07-13 Jan Hubicka <jh@suse.cz>
3729 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
3732 2008-07-13 Richard Guenther <rguenther@suse.de>
3735 * langhooks.c (lhd_print_error_function): Deal with recursive
3738 2008-07-12 Jan Hubicka <jh@suse.cz>
3740 * cgraph.c (assembler_name_hash): New static var.
3741 (hash_node_by_assembler_name, eq_assembler_name): New.
3742 (cgraph_node_for_asm): Use hashtable.
3743 (cgraph_remove_node): Maintain hashtable.
3744 (change_decl_assembler_name): Sanity check that names are not changing
3745 after aliasing was processed.
3746 * cgraph.h (varpoon_node): Add next GGC marker.
3747 * tree.c (decl_assembler_name_equal): Constify.
3748 (decl_assembler_name_hash): New.
3749 * tree.h (decl_assembler_name_equal): Constify.
3750 (decl_assembler_name_hash): Update.
3752 2008-07-12 David Daney <ddaney@avtrex.com>
3754 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3757 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
3759 * doc/md.texi: Document the MIPS "v" constraint.
3760 * config/mips/mips.h (reg_class): Revert last change.
3761 (REG_CLASS_NAMES): Likewise.
3762 (REG_CLASS_CONTENTS): Likewise.
3763 * config/mips/mips.c (mips_regno_to_class): Likewise.
3764 * config/mips/constraints.md (v): Likewise, but add documentation.
3765 Add a comment to say that this constraint should not be used in
3768 2008-07-11 DJ Delorie <dj@redhat.com>
3770 * config/h8300/h8300.md (length): Fix branch offset limit.
3772 2008-07-11 Anatoly Sokolov <aesok@post.ru>
3774 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
3775 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
3776 (avr_hard_regno_scratch_ok): New function.
3777 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3778 * config/avr/avr.md (all peepholes that request a scratch register):
3779 Remove avr_peep2_scratch_safe use.
3781 2008-07-11 Tom Tromey <tromey@redhat.com>
3782 Ian Lance Taylor <iant@google.com>
3784 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
3785 (struct c_common_resword): Define.
3786 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
3787 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
3788 (c_common_reswords, num_c_common_reswords): Declare.
3789 * c-common.c (c_common_reswords): New global const array.
3790 (num_c_common_reswords): New const int.
3791 * c-parser.c (struct resword, reswords): Don't define.
3792 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
3793 (c_parse_init): Clarify mask code. Use c_common_reswords rather
3794 than reswords. If warning about C++ keywords, give them a special
3796 (c_lex_one_token): Warn about C++ keywords. Call
3797 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
3798 (c_parser_external_declaration): Look for RID_xxx rather than
3799 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
3800 (c_parser_statement_after_labels): Likewise.
3801 (c_parser_objc_class_instance_variables): Likewise.
3802 (c_parser_objc_class_declaration): Likewise.
3803 (c_parser_objc_try_catch_statement): Likewise.
3804 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
3805 (declspecs_add_type): Likewise.
3807 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
3809 * ggc-page.c (alloc_page):
3810 Substituting xmalloc, xcalloc with
3811 XNEWVEC and XCNEWVAR macros which add the
3814 2008-07-11 Richard Guenther <rguenther@suse.de>
3816 PR tree-optimization/36765
3817 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
3818 aliases from HEAP vars to SMTs.
3820 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3822 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
3823 * configure.ac (loose_warn): Move -Wc++-compat from here...
3824 (strict_warn): ...to here.
3825 * configure: Regenerate.
3827 2008-07-10 Joseph Myers <joseph@codesourcery.com>
3829 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
3830 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
3831 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
3832 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
3833 excluding more specific h8300-*-* and sh-*-* targets.
3835 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
3837 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
3839 (execute_pre): Call loop_optimizer_finalize in early exit.
3841 2008-07-10 Jakub Jelinek <jakub@redhat.com>
3844 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
3845 uids in the bitmap, not just VAR_DECL uids.
3847 PR rtl-optimization/36419
3848 * combine-stack-adj.c (adjust_frame_related_expr): New function.
3849 (combine_stack_adjustments_for_block): Call it if needed. Delete
3851 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
3852 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
3853 prologue sp adjustment.
3855 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
3858 * opts.c (print_ignored_options): Report postponed diagnostics for
3859 unknown -Wno-* options as warnings, not errors.
3860 (postpone_unknown_option_error): Renamed to...
3861 (postpone_unknown_option_warning): ... this.
3863 2008-07-09 Doug Kwan <dougkwan@google.com>
3866 2008-07-08 Doug Kwan <dougkwan@google.com>
3868 * config/arm/arm.opt (mandroid): New option.
3869 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
3870 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
3872 (CC1PLUS_SPEC): Same.
3874 (STARTFILE_SPEC): Same.
3875 (ENDFILE_SPEC): Same.
3876 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
3879 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
3882 * config/mips/mips.h (reg_class): Remove V1_REG.
3883 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3884 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
3886 (mips_get_tp): New function.
3887 (mips_legitimize_tls_address): Use it.
3888 * config/mips/constraints.md (v): Delete.
3889 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
3890 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
3891 After reload, split into a move and ...
3892 (*tls_get_tp_<mode>_split): ...this new instruction.
3894 2008-07-09 David Daney <ddaney@avtrex.com>
3896 * config/mips/driver-native.c: Include coretypes.h and tm.h.
3898 2008-07-09 Jakub Jelinek <jakub@redhat.com>
3900 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
3901 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
3903 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
3904 htab_delete should be called. Don't free c.
3905 (lookup_tmp_var): Create temp_htab lazily.
3906 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
3907 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
3909 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
3910 lower_omp_ordered, lower_omp_critical, lower_omp_for,
3911 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
3912 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
3913 * tree-sra.c (generate_element_init): Likewise.
3914 * tree-mudflap.c (execute_mudflap_function_ops,
3915 execute_mudflap_function_decls): Likewise.
3916 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
3917 * tree-gimple.h (struct gimplify_ctx): New type.
3918 (push_gimplify_context): Adjust prototype.
3920 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
3922 * tree-ssa-pre.c (phi_translate_1): Update placement of
3925 2008-07-09 Anatoly Sokolov <aesok@post.ru>
3927 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
3928 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
3929 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
3930 * targhooks.c (default_hard_regno_scratch_ok): New function.
3931 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
3932 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
3933 * recog.c: Include "target.h".
3934 (peep2_find_free_register): Add check for global regs. Add target
3936 * Makefile.in (recog.o): Depend on target.h.
3938 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
3940 * config/sh/sh.c (sh_canonical_va_list_type): New.
3941 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
3943 2008-07-09 Raksit Ashok <raksit@google.com>
3945 * doc/invoke.texi (Option Summary): Mention new option
3946 -Wdisallowed-function-list=...
3947 (Warning Options): Document -Wdisallowed-function-list=...
3948 * common.opt (Wdisallowed-function-list=): New flag.
3949 * flags.h (warn_disallowed_functions): External definition of new
3950 boolean warning flag.
3951 (warn_if_disallowed_function_p): Declare new function.
3952 * opts.c (warning_disallowed_functions): New static variable.
3953 (warn_disallowed_functions): New boolean warning flag.
3954 (warn_if_disallowed_function_p): New function.
3955 (add_comma_separated_to_vector): Rename
3956 add_instrument_functions_exclude_list to this.
3957 (common_handle_option): Handle new option. Rename calls to
3958 add_instrument_functions_exclude_list into calls to
3959 add_comma_separated_to_vector.
3960 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
3961 based on flag warn_disallowed_functions.
3963 2008-07-09 Christian Bruel <christian.bruel@st.com>
3965 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
3966 instead of get_attr_length.
3968 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3970 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
3972 * genemit.c (gen_insn): Likewise.
3973 * gengtype.c (note_def_vec): Likewise.
3974 * gengtype.h (note_def_vec): Likewise.
3975 * genoutput.c (struct data, output_insn_data, process_template,
3976 gen_expand, gen_split, note_constraint): Likewise.
3977 * genrecog.c (new_decision, add_to_sequence, factor_tests,
3978 make_insn_sequence): Likewise.
3979 * gensupport.c (record_insn_name): Likewise.
3981 2008-07-08 Doug Kwan <dougkwan@google.com>
3983 * config/arm/arm.opt (mandroid): New option.
3984 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
3985 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
3987 (CC1PLUS_SPEC): Same.
3989 (STARTFILE_SPEC): Same.
3990 (ENDFILE_SPEC): Same.
3991 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
3994 2008-07-08 Raksit Ashok <raksit@google.com>
3996 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
3997 (set_storage_via_setmem): Fix expected_align parameter.
3998 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
3999 missing from the list.
4000 * doc/md.texi (movmem): Explicitly state that expected alignment is
4001 to be expressed in bytes.
4002 (setmem): Explicitly state that expected alignment is to be expressed
4005 2008-07-08 Joseph Myers <joseph@codesourcery.com>
4007 * reload.c (find_reloads_subreg_address): Do not require validity
4008 of address in original mode before reloading address.
4010 2008-07-07 Tianwei Sheng <tianweis@google.com>
4012 * df-core.c (df_remove_problem): Adjust the access to avoid out of
4013 bounds array access.
4015 2008-07-08 Jakub Jelinek <jakub@redhat.com>
4017 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
4019 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
4021 Fix PR tree-optimization/23455
4022 Fix PR tree-optimization/35286
4023 Fix PR tree-optimization/35287
4024 * Makefile.in (OBJS-common): Remove tree-vn.o.
4025 (tree-vn.o): Remove.
4026 * dbgcnt.def: Add treepre_insert debug counter.
4027 * gcc/tree-flow.h (add_to_value): Updated for other changes.
4028 (debug_value_expressions): Ditto.
4029 (print_value_expressions): Ditto.
4030 * tree-pretty-print.c (dump_generic_node): Updated for
4031 VALUE_HANDLE removal.
4032 * tree-ssa-dom.c (record_equality): Ditto.
4033 (cprop_operand): Ditto.
4034 (lookup_avail_expr): Ditto.
4035 * tree-ssa-threadedge.c
4036 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
4037 (simplify_control_stmt_condition): Ditto.
4038 * tree.c (tree_code_size): Ditto.
4039 (tree_node_structure): Ditto.
4040 (iterative_hash_expr): Ditto.
4042 * tree.h (VALUE_HANDLE_ID): Ditto.
4043 (VALUE_HANDLE_EXPR_SET): Ditto.
4044 (struct tree_value_handle): Ditto.
4045 (union tree_node): Ditto.
4046 * treestruct.def: Ditto.
4047 * tree-vn.c: Removed.
4048 * tree-ssa-pre.c: Rewritten entirely.
4049 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
4050 (constant_value_ids): Ditto.
4051 (vn_nary_op_t): Moved to header.
4053 (vn_reference_op_t): Ditto
4054 (vn_reference_t): Ditto.
4055 (next_value_id): New variable.
4056 (VN_INFO): Add an assert.
4057 (vn_constant_eq): New function.
4058 (vn_constant_hash): Ditto.
4059 (get_or_alloc_constant_value_id): Ditto.
4060 (value_id_constant_p): Ditto.
4061 (vn_reference_compute_hash): De-staticify.
4062 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
4063 Disable some code with a FIXME. Remove VALUE_HANDLE use.
4064 (valueize_refs): Update opcode if it changes from ssa name to constant.
4065 (vn_reference_lookup_1): Add new argument.
4066 (vn_reference_lookup): Ditto.
4067 (vn_reference_lookup_pieces): New function.
4068 (vn_reference_insert): Add return type. Modify to deal with value ids.
4069 (vn_reference_insert_pieces): New function.
4070 (vn_nary_op_compute_hash): De-staticify.
4071 (vn_nary_op_eq): Ditto.
4072 (vn_nary_op_lookup_pieces): New function.
4073 (vn_nary_op_lookup): Add new argument.
4074 (vn_nary_op_insert_pieces): New function.
4075 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
4076 (vn_phi_insert): Ditto.
4077 (visit_unary_op): Update for callee changes.
4078 (visit_binary_op): Ditto.
4079 (visit_reference_op_load): Ditto.
4080 (visit_reference_op_store): Ditto.
4081 (init_scc_vn): Init next_value_id, constant_to_value_id and
4083 (free_scc_vn): Free them.
4084 (set_hashtable_value_ids): New function.
4085 (run_scc_vn): Use it.
4086 (get_max_value_id): New function.
4087 (get_next_value_id): Ditto.
4088 (expressions_equal_p): Moved from tree-vn.c
4089 (sort_vuses): Ditto.
4090 (sort_vuses_heap): Ditto.
4091 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
4093 * tree.c (iterative_hash_hashval_t): Made non-static
4094 * tree.h (iterative_hash_hashval_t): Declare it.
4096 2008-07-08 Martin Jambor <mjambor@suse.cz>
4098 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
4099 instead of ipa_create_node_params.
4100 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
4101 ipa_check_create_edge_args, free them with
4102 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
4104 * ipa-prop.c: Include flags.h and tree-inline.h.
4105 (ipa_node_params_vector): New variable.
4106 (ipa_edge_args_vector): New variable.
4107 (edge_removal_hook_holder): New variable.
4108 (node_removal_hook_holder): New variable.
4109 (edge_duplication_hook_holder): New variable.
4110 (node_duplication_hook_holder): New variable.
4111 (ipa_detect_param_modifications): Check for presence of modified flags.
4112 (ipa_compute_jump_functions): Check for presence of jump functions.
4113 (ipa_free_edge_args_substructures): New function.
4114 (ipa_create_node_params): Removed.
4115 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
4116 (ipa_free_node_params_substructures): New function.
4117 (ipa_free_all_node_params): Changed to deallocate the on-the-side
4119 (ipa_edge_removal_hook): New function.
4120 (ipa_node_removal_hook): New function.
4121 (duplicate_array): New function.
4122 (ipa_edge_duplication_hook): New function.
4123 (ipa_node_duplication_hook): New function.
4124 (ipa_register_cgraph_hooks): New function.
4125 (ipa_unregister_cgraph_hooks): New function.
4126 (free_all_ipa_structures_after_ipa_cp): New function.
4128 * ipa-prop.h: Include vec.h.
4129 (ipa_node_params_t): New typedef with vector types for it.
4130 (ipa_edge_args_t): New typedef with vector types for it.
4131 (IPA_NODE_REF): Changed to access an on-the-side vector.
4132 (IPA_EDGE_REF): Changed to access an on-the-side vector.
4133 (ipa_check_create_node_params): New function.
4134 (ipa_check_create_edge_args): New function.
4136 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
4139 2008-07-07 Tom Tromey <tromey@redhat.com>
4141 * configure, config.in: Rebuilt.
4142 * configure.ac: Don't check for scandir or alphasort.
4144 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4146 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
4147 types immediately after creating them.
4149 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4151 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
4153 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
4155 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
4156 dump_constraint_graph.
4157 (dump_constraint_edge): New function.
4158 (dump_constraint_graph): New function.
4159 (debug_constraint_graph): New function.
4160 (dump_constraint): Removed useless comparison.
4161 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
4162 (dump_constraint_graph): Declare.
4163 (debug_constraint_graph): Declare.
4164 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
4166 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
4168 * config/i386/i386.c (is_va_list_char_pointer): New.
4169 (ix86_va_start): Replace compare with ms_va_list_type_node
4170 by is_va_list_char_pointer.
4171 (ix86_gimplify_va_arg): Likewise.
4173 2008-07-07 Martin Jambor <mjambor@suse.cz>
4175 * cgraph.c (cgraph_edge_max_uid): New variable.
4176 (struct cgraph_edge_hook_list): New type.
4177 (struct cgraph_node_hook_list): New type.
4178 (struct cgraph_2edge_hook_list): New type.
4179 (struct cgraph_2node_hook_list): New type.
4180 (first_cgraph_edge_removal_hook): New variable.
4181 (first_cgraph_node_removal_hook): New variable.
4182 (first_cgraph_edge_duplicated_hook): New variable.
4183 (first_cgraph_node_duplicated_hook): New variable.
4184 (cgraph_add_edge_removal_hook): New function.
4185 (cgraph_remove_edge_removal_hook): New function.
4186 (cgraph_call_edge_removal_hooks): New function.
4187 (cgraph_add_node_removal_hook): New function.
4188 (cgraph_remove_node_removal_hook): New function.
4189 (cgraph_call_node_removal_hooks): New function.
4190 (cgraph_add_edge_duplication_hook): New function.
4191 (cgraph_remove_edge_duplication_hook): New function.
4192 (cgraph_call_edge_duplication_hooks): New function.
4193 (cgraph_add_node_duplication_hook): New function.
4194 (cgraph_remove_node_duplication_hook): New function.
4195 (cgraph_call_node_duplication_hooks): New function.
4196 (cgraph_create_edge): Assign to edge uid.
4197 (cgraph_remove_edge): Call edge removal hooks.
4198 (cgraph_node_remove_callees): Call edge removal hooks.
4199 (cgraph_node_remove_callers): Call edge removal hooks.
4200 (cgraph_remove_node): Call node removal hooks.
4201 (cgraph_clone_edge): Call edge duplication hooks.
4202 (cgraph_clone_node): Call node duplication hooks.
4204 * cgraph.h (cgraph_edge): New field uid.
4205 (cgraph_edge_hook): New type.
4206 (cgraph_node_hook): New type.
4207 (cgraph_2edge_hook): New type.
4208 (cgraph_2node_hook): New type.
4210 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
4212 * config.in: Regenerate.
4214 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
4216 * gcc.c (print_sysroot): New.
4217 (option_map, display_help, process_command): Handle the
4218 -print-sysroot option.
4219 (main): Print the sysroot if requested.
4220 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
4222 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4225 * unwind-pe.h (size_of_encoded_value): add attribute unused.
4227 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
4229 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
4230 (assign_parm_setup_block_p): Also check mode of entry_parm.
4232 2008-07-07 Richard Guenther <rguenther@suse.de>
4234 * tree-ssa-structalias.h (set_used_smts): Remove.
4235 * tree-ssa-structalias.c (used_smts): Likewise.
4236 (set_used_smts): Likewise.
4237 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
4238 call to set_used_smts.
4240 2008-07-07 Richard Guenther <rguenther@suse.de>
4242 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
4243 (new_var_info): Set it to false.
4244 (solution_set_add): Correctly handle pointers outside a var and
4246 (type_safe): Treat variables with is_full_var properly.
4247 (do_sd_constraint): Likewise.
4248 (do_ds_constraint): Likewise.
4249 (process_constraint): Remove zeroing offset for !use_field_sensitive.
4250 (get_constraint_for_ptr_offset): New function.
4251 (get_constraint_for_component_ref): For addresses at least include
4252 the last field of the variable. Handle is_full_vars properly.
4253 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
4254 (handle_ptr_arith): Remove.
4255 (find_func_aliases): Simplify assignment handling.
4256 (create_function_info_for): For parameter and result varinfos set
4258 (create_variable_info_for): Set is_full_var flag whenever we
4259 just created a single varinfo for a decl.
4260 (init_alias_vars): Initialize use_field_sensitive from
4261 max-fields-for-field-sensitive parameter.
4263 2008-07-07 Richard Guenther <rguenther@suse.de>
4265 PR tree-optimization/36713
4266 * tree-flow-inline.h (is_call_used): New function.
4267 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
4268 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4269 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
4271 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4273 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
4275 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
4277 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
4279 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4280 Nathan Sidwell <nathan@codesourcery.com>
4282 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
4283 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
4285 * config/m68k/t-linux: New.
4286 * doc/install.texi: Document m68k-*-linux is now multilibbed by
4289 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
4291 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
4292 * config/m68k/m68k-devices.def: Remove multilibs that only differ
4295 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4297 * gcc.c (execute): Fix -Wc++-compat warning.
4299 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
4302 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
4303 constant for little endian.
4305 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
4307 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
4308 mips_base_mips16 instead of TARGET_MIPS16.
4309 (mips_base_mips16): Declare.
4310 * config/mips/mips.c (mips_base_mips16): Make global.
4311 (was_mips16_p): Remove GTY marker.
4312 (was_mips16_pch_p): New variable.
4313 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
4314 (mips_override_options): Force to non-MIPS16 mode initially.
4315 Do not complain about MIPS16 PIC incompatibilities here.
4316 Only allow -mgpopt if -mexplicit-relocs is in force for
4319 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
4321 * configure.ac: Check for caddr_t, define to char * if not defined.
4322 * configure: Regenerate.
4323 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
4324 (mmap_gt_pch_use_address): Likewise.
4325 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
4327 2008-07-06 Richard Guenther <rguenther@suse.de>
4329 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
4330 (new_var_info): Deal with it.
4331 (solution_set_add): Likewise.
4332 (bitpos_of_field): Make signed, fix.
4333 (struct fieldoff): Remove type and decl fields. Make size field
4334 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
4336 (fieldoff_compare): Deal with it.
4337 (push_fields_onto_fieldstack): Remove has_union argument, glob
4338 adjacent non-pointer fields together.
4339 (create_function_info_for): Do not set has_union.
4340 (create_variable_info_for): Simplify.
4342 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
4344 * config.gcc (extra_headers): Add cross-stdarg.h for target
4345 x86_64-*-* and i?86-*-*.
4346 * config/i386/cross-stdarg.h: New.
4347 * builtins.c (std_fn_abi_va_list): New.
4348 (std_canonical_va_list_type): New.
4349 (stabilize_va_list): Replace va_list_type_node use by
4350 mtarget.canonical_va_list_type.
4351 (gimplify_va_arg_expr): Likewise.
4352 (expand_builtin_va_copy): Replace va_list_type_node use by
4353 mtarget.fn_abi_va_list.
4354 * tree-sra.c (is_va_list_type): New helper.
4355 (decl_can_be_decomposed_p): Replace
4356 va_list_type_node use by is_va_list_type.
4357 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
4358 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4359 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
4360 * config/i386/i386-protos.h (ix86_get_valist_type): New.
4361 (ix86_enum_va_list): New.
4362 * config/i386/i386.c (sysv_va_list_type_node): New.
4363 (ms_va_list_type_node): New.
4364 (ix86_function_type_abi): Remove sorry.
4365 (ix86_build_builtin_va_list_abi): New.
4366 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
4368 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
4369 (ix86_init_builtins_va_builtins_abi): New.
4370 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
4372 (ix86_handle_abi_attribute): New.
4373 (attribute_spec): Add sysv_abi and ms_abi.
4374 (ix86_fn_abi_va_list): New.
4375 (ix86_canonical_va_list_type): New.
4376 (ix86_enum_va_list): New.
4377 (TARGET_FN_ABI_VA_LIST): New.
4378 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4379 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
4380 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
4381 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4382 (TARGET_ENUM_VA_LIST): New.
4383 * expr.h (std_fn_abi_va_list): New.
4384 (std_canonical_va_list_type): New.
4385 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
4386 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4387 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
4388 TARGET_CANONICAL_VA_LIST_TYPE.
4389 * target.h (struct gcc_target): Add fn_abi_va_list hook
4390 and canonical_va_list_type hook.
4392 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4394 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
4395 integral and pointer types.
4397 2008-07-04 Roger Sayle <roger@eyesopen.com>
4399 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
4400 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
4402 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
4405 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
4407 2008-07-04 Jakub Jelinek <jakub@redhat.com>
4409 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
4410 build_gimple_modify_stmt.
4411 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
4412 gimple operand. Use fold_build* instead of build*.
4414 2008-07-04 Richard Guenther <rguenther@suse.de>
4416 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
4417 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
4418 properly to compute the reachability set if we do field-sensitive PTA.
4419 * invoke.texi (max-fields-for-field-sensitive): Document default.
4420 * opts.c (decode_options): Set max-fields-for-field-sensitive to
4421 100 for optimize >= 2.
4423 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4425 * ggc-zone.c (lookup_page_table_if_allocated,
4426 set_page_table_entry, zone_find_object_size, alloc_small_page,
4427 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
4428 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
4429 -Wc++-compat and/or -Wcast-qual warnings.
4431 2008-07-04 Alan Modra <amodra@bigpond.net.au>
4434 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
4435 pic_offset_table_rtx to be marked as used here.
4436 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
4437 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
4438 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
4439 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
4442 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4444 * alloc-pool.c (hash_descriptor, eq_descriptor,
4445 alloc_pool_descriptor): Fix -Wc++-compat warnings.
4446 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
4448 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
4449 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
4450 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
4451 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
4454 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
4456 * tree-flow.h (loop_only_exit_p): Declare.
4457 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
4458 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
4459 the number of iterations if it is constant. Otherwise, if this is the
4460 only possible exit of the loop, use the conservative estimate on the
4461 number of iterations of the entire loop if available.
4463 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
4465 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
4466 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
4467 Add synchronization functions.
4468 * config/sync.c: New file.
4469 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
4470 (LIBGCC_SYNC_CFLAGS): Likewise.
4472 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
4475 * config/i386/i386.md (mode): Add TF to "mode" attribute.
4476 (*pushtf_sse): New insn pattern.
4477 (pushtf splitters): New splitters.
4479 2008-07-03 Michael Meissner <gnu@the-meissners.org>
4482 * predict.c (build_predict_expr): Use void_type_node for the tree
4483 type, instead of NULL_TREE.
4485 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
4487 * config/i386/i386.c (contains_aligned_value_p): Return true
4489 (ix86_data_alignment): Align TCmode to 128bits.
4490 (ix86_local_alignment): Likewise.
4492 2008-07-03 Andrew Haley <aph@redhat.com>
4495 * vec.h (VEC_TA): New.
4496 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
4497 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
4498 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
4499 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
4500 (C_COMMON_FIXED_TYPES): Remove first arg.
4501 (C_COMMON_FIXED_MODE_TYPES): Likewise.
4502 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
4503 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
4504 not to use empty macro arguments.
4506 2008-07-02 Joseph Myers <joseph@codesourcery.com>
4508 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
4509 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
4510 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
4511 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
4512 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
4513 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
4514 config/ia64/crtn.asm, config/m68hc11/larith.asm,
4515 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
4516 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
4517 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
4518 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
4519 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
4520 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
4521 config/rs6000/e500crtres64gpr.asm,
4522 config/rs6000/e500crtres64gprctr.asm,
4523 config/rs6000/e500crtrest32gpr.asm,
4524 config/rs6000/e500crtrest64gpr.asm,
4525 config/rs6000/e500crtresx32gpr.asm,
4526 config/rs6000/e500crtresx64gpr.asm,
4527 config/rs6000/e500crtsav32gpr.asm,
4528 config/rs6000/e500crtsav64gpr.asm,
4529 config/rs6000/e500crtsav64gprctr.asm,
4530 config/rs6000/e500crtsavg32gpr.asm,
4531 config/rs6000/e500crtsavg64gpr.asm,
4532 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
4533 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
4534 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
4535 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
4536 config/sparc/sol2-cn.asm: Remove .file directives.
4538 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
4540 * resource.c (mark_referenced_resources): Look inside
4541 UNSPEC_VOLATILEs and ASM_INPUTs.
4543 2008-07-02 Ian Lance Taylor <iant@google.com>
4545 * rtlanal.c (add_reg_note): New function.
4546 * rtl.h (add_reg_note): Declare.
4547 * auto-inc-dec.c (attempt_change): Use add_reg_note.
4548 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
4549 * builtins.c (expand_builtin_longjmp): Likewise.
4550 (expand_builtin_nonlocal_goto): Likewise.
4551 * calls.c (emit_call_1, expand_call): Likewise.
4552 * cfgexpand.c (add_reg_br_prob_note): Likewise.
4553 * cfglayout.c (fixup_reorder_chain): Likewise.
4554 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
4555 (commit_one_edge_insertion): Likewise.
4556 * combine.c (move_deaths, distribute_notes): Likewise.
4557 * df-problems.c (df_set_note): Likewise.
4558 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
4559 (set_unique_reg_note): Likewise.
4560 (emit_copy_of_insn_after): Likewise.
4561 * expr.c (expand_expr_real): Likewise.
4562 * gcse.c (add_label_notes): Likewise.
4563 * haifa-sched.c (create_check_block_twin): Likewise.
4564 * jump.c (mark_jump_label_1): Likewise.
4565 * loop-doloop.c (add_test, doloop_modify): Likewise.
4566 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4567 * lower-subreg.c (move_eh_region_note): Likewise.
4568 * optabs.c (emit_libcall_block): Likewise.
4569 * predict.c (predict_insn): Likewise.
4570 (combine_predictions_for_insn): Likewise.
4571 * recog.c (peephole2_optimize): Likewise.
4572 * regmove.c (try_auto_increment): Likewise.
4573 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
4574 * reload.c (find_reloads): Likewise.
4575 * reload1.c (fixup_eh_region_note): Likewise.
4576 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
4577 * reorg.c (delete_prior_computation): Likewise.
4578 (delete_computation, dbr_schedule): Likewise.
4579 * config/pa/pa.c (legitimize_pic_address): Likewise.
4580 * config/sh/sh.c (sh_reorg): Likewise.
4582 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4585 * config/libgcc-glibc.ver: Add %exclude.
4586 * config/m32r/libgcc-glibc.ver: Likwise.
4587 * config/s390/libgcc-glibc.ver: Likwise.
4588 * config/sh/libgcc-glibc.ver: Likwise.
4589 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
4591 * config/i386/libgcc-glibc.ver: New.
4593 * config/i386/libgcc-x86_64-glibc.ver: Removed.
4595 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4597 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
4598 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
4599 i[34567]86-*-linux*, x86_64-*-linux*. Add
4600 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
4601 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
4602 x86_64-*-linux*. Add i386/t-linux to tmake_file for
4603 i[34567]86-*-linux*, x86_64-*-linux*.
4605 * libgcc-std.ver: Add empty GCC_4.4.0.
4607 * mkmap-symver.awk: Support multiple versions per symbol.
4609 * config/i386/i386.c (ix86_init_builtins): Always define
4610 __builtin_fabsq and __builtin_copysignq with fallbacks.
4611 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
4612 and __builtin_copysignq if SSE2 isn't available.
4614 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
4615 (LIBGCC2_TF_CEXT): Likwise.
4618 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
4620 * config/i386/sfp-machine.h: Moved to libgcc.
4622 * config/i386/sfp-machine.h: New.
4623 * config/i386/t-linux: Likwise.
4625 * config/i386/t-darwin: Remove softfp_wrap_start and
4627 * config/i386/t-darwin64: Likewise.
4629 * config/i386/t-fprules-softfp64: Renamed to ...
4630 * config/i386/t-fprules-softfp: This.
4632 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
4633 and softfp_wrap_end.
4635 2008-07-02 Jason Merrill <jason@redhat.com>
4637 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
4639 * tree.c (ctor_to_list): New fn.
4640 * tree.h: Declare it.
4641 (CONSTRUCTOR_ELT): New macro.
4642 (CONSTRUCTOR_NELTS): New macro.
4644 2008-07-02 Richard Guenther <rguenther@suse.de>
4646 * tree-ssa-structalias.c (struct variable_info): Reorder
4647 to fill padding on 64bit hosts. Make collapsed_to an int.
4648 (get_varinfo_fc): Deal with that.
4649 (new_var_info): Likewise.
4650 (collapse_rest_of_var): Likewise.
4652 2008-07-02 Joshua Sumali <jsumali@redhat.com>
4654 * doc/install.texi (--enable-java-home): Document.
4655 (--enable-aot-compile-rpm): Likewise.
4656 (--with-arch-directory): Likewise.
4657 (--with-os-directory): Likewise.
4658 (--with-origin-name): Likewise.
4659 (--with-arch-suffix): Likewise.
4660 (--with-jvm-root-dir): Likewise.
4661 (--with-jvm-jar-dir): Likewise.
4662 (--with-python-dir): Likewise.
4664 2008-07-02 Richard Guenther <rguenther@suse.de>
4666 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
4667 from decls explicitly. Merge operand checking from tuples.
4669 2008-07-02 Martin Jambor <mjambor@suse.cz>
4671 * tree-switch-conversion.c: Included timevar.h which I forgot before.
4673 2008-07-02 Martin Jambor <mjambor@suse.cz>
4675 * tree-switch-conversion.c: Included timevar.h
4676 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
4678 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
4680 2008-07-02 Martin Jambor <mjambor@suse.cz>
4682 * tree-switch-conversion.c: Corrected various comments and
4684 (build_constructors): Fixed minor formatting mistakes.
4686 * invoke.texi (Optimize Options): Corrected the
4687 switch-conversion-max-branch-ratio parameter.
4689 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
4691 * final.c (asm_insn_count): Return zero for an empty asm body.
4693 2008-07-02 Richard Guenther <rguenther@suse.de>
4695 * bitmap.h (bitmap_set_bit): Return bool.
4696 (bitmap_clear_bit): Likewise.
4697 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
4698 write to the bitmap if it would.
4699 (bitmap_clear_bit): Likewise.
4700 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
4701 bitmap_set_bit return value.
4702 (add_pred_graph_edge): Likewise.
4703 (add_graph_edge): Likewise.
4704 (do_sd_constraint): Likewise.
4705 (do_ds_constraint): Likewise.
4707 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4709 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
4710 Fix -Wc++-compat and/or -Wcast-qual warnings.
4711 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
4712 gen_regparm_prefix): Likewise.
4713 * vmsdbgout.c (write_modbeg, lookup_filename,
4714 vmsdbgout_source_line, vmsdbgout_init): Likewise.
4716 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
4718 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
4719 defaults.h definition apply.
4721 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4723 * function.c (assign_parm_remove_parallels): New.
4724 (assign_parm_setup_block_p): Do not return true for non-BLKmode
4726 (assign_parm_setup_block): Do not handle them.
4727 (assign_parm_setup_reg, assign_parm_setup_stack): Call
4728 assign_parm_remove_parallels.
4730 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4732 * c-typeck.c (convert_for_assignment): Use
4733 vector_targets_convertible_p.
4734 * c-common.c (vector_targets_convertible_p): New.
4735 * c-common.h (vector_targets_convertible_p): New prototype.
4736 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
4737 opaque_p_V2SI_type_node.
4739 2008-07-01 Steve Ellcey <sje@cup.hp.com>
4741 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
4744 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
4746 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
4747 TFmode constants via two element DImode vector for hosts with
4748 HOST_BITS_PER_WIDE_INT < 64.
4749 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
4750 also for HOST_BITS_PER_WIDE_INT < 64.
4752 2008-07-01 Richard Guenther <rguenther@suse.de>
4754 PR tree-optimization/36666
4755 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
4756 (get_constraint_exp_from_ssa_var): Split into ...
4757 (get_constraint_exp_for_temp): ... this ...
4758 (get_constraint_for_ssa_var): ... and that.
4759 Return constraint expressions for all touched sub-fields
4760 if the results address is not taken.
4761 (process_constraint): Remove assertion that aggregate
4762 assignments do not happen at this place.
4763 (get_constraint_for_component_ref): Add address_p argument.
4764 Return constraint expressions for all touched sub-fields
4765 if the results address is not taken.
4766 (do_deref): Use get_constraint_exp_for_temp.
4767 (get_constraint_for_1): Rename from ...
4768 (get_constraint_for): ... this. Add the old function as wrapper.
4769 (do_structure_copy): Use get_constraint_for_1.
4771 2008-07-01 Martin Jambor <mjambor@suse.cz>
4773 * Makefile.in (tree-switch-conversion.o): Add.
4774 (OBJS-common): Add tree-swtch-conversion.o.
4775 * passes.c (init_optimization_passes): Add pass_convert_switch.
4776 * tree-pass.h: (pass_convert_switch): Add.
4777 * tree-switch-conversion.c: New file.
4778 * gcc.dg/tree-ssa/cswtch.c: New testcase.
4779 * common.opt (ftree-cswtch): New option.
4780 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
4781 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
4782 * opts.c (decode_options): Set flag_tree_switch_conversion when
4783 optimization level is >= 2.
4784 * doc/invoke.texi (Optimize Options): Added description of
4785 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
4787 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4789 * config/darwin-driver.c (darwin_default_min_version): Fix
4790 -Wc++-compat warnings.
4792 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
4794 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
4797 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4799 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
4801 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4803 PR rtl-optimization/34744
4804 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
4805 (df_scan_free_internal): Free data structures not
4806 allocated in storage pools.
4807 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
4808 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
4809 df_scan_free_mws_vec.
4810 * dse.c (dse_step6): Free offset_map_p and offset_map_n
4813 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
4815 * config/i386/i386.c (contains_aligned_value_p): Return true
4817 (ix86_function_arg_boundary): Return its natural boundary
4819 (return_in_memory_32): Don't check TDmode.
4820 (ix86_split_to_parts): Support splitting into 4 parts and
4821 support TFmode for 32bit target.
4822 (ix86_split_long_move): Support splitting into 4 parts.
4823 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
4825 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
4826 (ix86_init_builtins): Here.
4827 (ix86_scalar_mode_supported_p): Always return true for TFmode.
4828 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
4829 'q' and 'w', respectively.
4831 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
4833 (movtf_internal): Likewise.
4834 (<code>tf2): Likewise.
4835 (*absnegtf2_sse): Likewise.
4836 (copysign<mode>3): Likewise.
4837 (copysign<mode>3_const): Likewise.
4838 (copysign<mode>3_var): Likewise.
4839 (define_split UNSPEC_COPYSIGN): Likewise.
4840 * config/i386/sse.md (*nandtf3): Likewise.
4841 (<code>tf3): Likewise.
4842 (*<code>tf3): Likewise.
4844 2008-06-30 Joey Ye <joey.ye@intel.com>
4845 H.J. Lu <hongjiu.lu@intel.com>
4847 * global.c (compute_regsets): Set frame_pointer_needed here.
4848 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
4850 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4852 * doc/install.texi (specific): Expand Windows build notes.
4854 2008-06-30 Ira Rosen <irar@il.ibm.com>
4856 PR tree-optimization/36648
4857 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
4858 number of prolog iterations by step. Fix the comment.
4860 2008-06-30 Richard Guenther <rguenther@suse.de>
4863 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
4864 handle calls from ECF_MALLOC functions.
4865 (handle_pure_call): ECF_MALLOC functions do not return
4867 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
4869 2008-06-29 Andreas Schwab <schwab@suse.de>
4871 * config/m68k/m68k.c (print_operand): Always print a float
4873 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
4874 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
4877 * config/rs6000/x-linux64: Remove never used file.
4879 2008-06-29 Richard Guenther <rguenther@suse.de>
4881 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
4883 (struct alias_info): Move ...
4884 * tree-ssa-alias.c: ... here.
4885 (update_alias_info): Declare.
4886 (compute_may_aliases): Call it.
4887 (update_alias_info): New function.
4888 * tree-ssa-structalias.c (update_alias_info): Move ...
4889 * tree-ssa-alias.c (update_alias_info_1): ... here.
4890 * tree-ssa-structalias.c (process_constraint_1): Remove
4891 unused from_call argument. Rename to ...
4892 (process_constraint): ... this. Delete old wrapper.
4893 (make_constraint_to): Adjust callers.
4894 (handle_const_call): Likewise.
4895 (handle_pure_call): Likewise.
4896 (init_base_vars): Likewise.
4897 (handle_lhs_call): Likewise. Remove unnecessary constraint.
4898 (find_func_aliases): We don't need structure copies for
4900 (make_constraint_from_anything): Remove.
4901 (create_variable_info_for): For globals make constraints
4902 from escaped, not from anything.
4903 (compute_points_to_sets): Do not call update_alias_info.
4904 (ipa_pta_execute): Use make_constraint_from.
4906 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4908 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
4909 (bitmap.o-warn, dominance.o-warn): New.
4910 * configure.ac (cxx_compat_warn): Delete.
4911 (loose_warn): Add -Wcast-qual and -Wc++-compat.
4912 * system.h: Remove #pragma diagnostic for -Wcast-qual and
4914 * configure: Regenerate.
4916 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
4919 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4921 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
4922 * df-scan.c (df_notes_rescan): Likewise.
4923 * ggc-page.c (set_page_table_entry): Likewise.
4924 * intl.c (gcc_gettext_width): Likewise.
4925 * varasm.c (get_unnamed_section, get_noswitch_section,
4926 get_section): Likewise.
4928 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
4930 * regrename.c (build_def_use): Don't copy RTX.
4932 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
4934 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
4935 (Type Attributes): Fix nesting of @table and @subsection. Adjust
4936 punctuation. Use @ref instead of @xref.
4937 (Function Names): Remove stray @display/@end display.
4938 (C++ Attributes): Use @ref instead of @xref.
4939 (Deprecated Features): Fix punctuation around @xref.
4940 (Backwards Compatibility): Likewise.
4941 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
4943 2008-06-28 Joseph Myers <joseph@codesourcery.com>
4945 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
4946 constants for E500 double.
4948 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4950 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
4951 element type of const_vector.
4953 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
4955 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
4956 Remove FLAGS_REG clobber from expander pattern.
4957 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
4958 (anddi3, andsi3, andhi3, andqi3): Ditto.
4959 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
4960 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
4961 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
4962 (ashlsi3, ashlhi3, ashlqi3): Ditto.
4963 (ashrsi3, ashrhi3, ashrqi3): Ditto.
4964 (lshrsi3, lshrhi3, lshrqi3): Ditto.
4965 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
4966 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
4968 2008-06-28 Richard Guenther <rguenther@suse.de>
4970 * tree-ssa-structalias.c (callused_id, var_callused,
4971 callused_tree): Add.
4972 (handle_pure_call): New function.
4973 (find_func_aliases): Call it.
4974 (find_what_p_points_to): Handle the call-used set.
4975 (clobber_what_escaped): Likewise.
4976 (compute_call_used_vars): New function.
4977 (init_base_vars): Init the call-used variable.
4978 (do_sd_constraint): Do not propagate the solution from CALLUSED
4979 but use CALLUSED as a placeholder.
4980 (solve_graph): Likewise.
4981 * tree-flow-inline.h (gimple_call_used_vars): New function.
4982 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
4983 (compute_call_used_vars): Declare.
4984 * tree-ssa-alias.c (set_initial_properties): Call
4985 compute_call_used_vars.
4986 (reset_alias_info): Clear call-used variables.
4987 (add_call_clobber_ops): Assert we are not called for const/pure
4988 functions. Remove handling of them.
4989 (add_call_read_ops): Handle pure functions by adding the
4990 call-used set of variables as VUSEs.
4991 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
4992 (delete_tree_ssa): Free it.
4993 * tree-dfa.c (remove_referenced_var): Clear the var from the
4996 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
4998 * tree.c (build_varargs_function_type_list): New.
4999 (build_function_type_list_1): New.
5000 (build_function_type_list): Use build_function_type_list_1.
5001 * tree.h (build_varargs_function_type_list): New.
5003 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5006 * config/spu/spu.c (spu_builtin_splats): Do not generate
5007 invalid CONST_VECTOR expressions.
5008 (spu_expand_vector_init): Likewise.
5010 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
5012 * optabs.c (libfunc_decls): New variable.
5013 (libfunc_decl_hash, libfunc_decl_eq): New functions.
5014 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
5015 for the same function twice.
5017 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
5019 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
5020 ix86_expand_binary_operator directly.
5021 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
5023 (*ashrti3_1): Ditto.
5024 (*lshrti3_1): Ditto.
5025 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
5026 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
5027 using only one splitter. Conditionaly execute splitter before or
5028 after peephole2 pass.
5029 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
5030 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
5031 Use only one alternative in asm template.
5032 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
5034 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
5035 "J" operand constraint for operand 2.
5036 (*ashldi3_cconly_rex64): Ditto.
5037 (*ashrdi3_cmp_rex64): Ditto.
5038 (*ashrdi3_cconly_rex64): Ditto.
5039 (*lshrdi3_cmp_rex64): Ditto.
5040 (*lshrdi3_cconly_rex64): Ditto.
5041 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
5042 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
5043 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
5046 2008-06-27 Jakub Jelinek <jakub@redhat.com>
5048 * gimplify.c (omp_is_private): Don't return true if decl is not
5049 already private on #pragma omp for or #pragma omp parallel for.
5052 * tree-cfg.c (struct move_stmt_d): Replace block field with
5053 orig_block and new_block fields.
5054 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
5055 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
5056 (move_block_to_fn): Replace vars_map and new_label_map arguments
5057 with struct move_stmt_d pointer.
5058 (replace_block_vars_by_duplicates): New function.
5059 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
5060 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
5061 all subblocks of ORIG_BLOCK to the new function. Call
5062 replace_block_vars_by_duplicates.
5063 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
5064 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
5065 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
5066 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
5067 (expand_omp): Temporarily set input_location to the location of
5068 region's controlling stmt.
5069 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
5070 BIND_EXPR, push ctx->block_vars and gimplification vars into
5071 the BIND_EXPR and its block's BLOCK_VARS instead of directly
5073 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
5074 there are any BLOCK_VARS.
5075 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
5076 OMP_PARALLEL or OMP_TASK stmt.
5077 (lower_omp): Save and restore input_location around the lower_omp_1
5080 2008-06-27 Richard Guenther <rguenther@suse.de>
5082 PR tree-optimization/36400
5083 PR tree-optimization/36373
5084 PR tree-optimization/36344
5085 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
5086 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
5087 (update_alias_info): Remove call clobbering code.
5088 (make_constraint_to): New helper function.
5089 (make_escape_constraint): Likewise.
5090 (handle_rhs_call): Use it on all pointer containing arguments.
5091 Also mark the static chain escaped.
5092 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
5093 instead of ANYTHING.
5094 (make_constraint_from): New helper split out from ...
5095 (make_constraint_from_anything): ... here.
5096 (find_func_aliases): Add constraints for escape sites.
5097 (intra_create_variable_infos): Make constraints from NONLOCAL
5099 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
5101 (clobber_what_p_points_to): Remove.
5102 (clobber_what_escaped): New function.
5103 (init_base_vars): Init NONLOCAL and ESCAPED.
5104 (do_sd_constraint): Do not propagate the solution from ESCAPED
5105 but use ESCAPED as a placeholder.
5106 (solve_graph): Likewise.
5107 * tree-flow.h (clobber_what_p_points_to): Remove.
5108 (clobber_what_escaped): Declare.
5109 * tree-ssa-alias.c (set_initial_properties): Call it.
5110 Remove code clobbering escaped pointers.
5112 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5114 * function.c (allocate_struct_function): Only allocate a unique
5115 funcdef_no if the decl is nonzero.
5117 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5119 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
5120 * config/mips/mips.c (mips_split_const_insns): New function.
5121 * config/mips/mips.md (move_type): New attribute.
5122 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
5123 (dword_mode): New attribute.
5124 (type): Avoid long line. Map "move_type"s to "type"s,
5125 choosing "multi" for doubleword moves if appropriate.
5126 Swap MTC/MFC comments to match their declaration order.
5127 (extended_mips16): Default to "yes" if "move_type" is "sll0",
5128 "type" is "branch" or "jal" is "direct".
5129 (length): Handle "extended_mips16" first. Make the default
5130 "0" for "ghost" instructions. Set the length from "move_type".
5131 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
5132 of "type", with "sll0" for the register alternative. Remove the
5133 "extended_mips16" attribute.
5134 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
5135 of "type", with "shift_shift" for the register alternative.
5136 Remove the "length" attribute.
5137 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
5138 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
5139 of "type", with "andi" for the register alternative.
5140 (*zero_extendqihi2): Likewise.
5141 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
5142 of "andi" instead of a "type" of "arith".
5143 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
5145 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
5146 (mov_<store>r, *mov<mode>_ra): Likewise.
5147 (extendsidi2): Use "move_type" instead of "type", with "move"
5148 for the register alternative.
5149 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
5150 of "type", with "signext" for the register alternative.
5151 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
5152 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
5153 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
5154 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
5155 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
5156 (unnamed branch insn): Likewise.
5157 (*movdi_gp32_fp64): Fold into...
5158 (*movdi_32bit): ...here.
5159 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
5160 (*movdf_hardfloat): ...this new pattern.
5161 (*movdf_softfloat): Remove redundant FPR alternatives.
5162 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
5163 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
5164 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
5165 the "move" attribute.
5166 (*movdi_32bit): Use "move_type" instead of "type" and remove the
5167 "length" attribute. Use "fpload" and "fpstore" instead of "load"
5168 and "store" for COP loads and stores.
5169 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
5170 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
5171 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
5172 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
5173 (*movtf_mips16, *movv2sf): Likewise.
5174 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
5175 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
5176 (mfhc1<mode>): Use "move_type" instead of "move".
5177 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
5178 (loadgp_blockage): Remove the "length" attribute.
5179 (blockage, set_got_version, update_got_version): Likewise.
5180 (call_internal): Remove the "extended_mips16" attribute.
5181 (call_value_internal, call_value_multiple_internal): Likewise.
5182 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
5184 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
5185 the "length" attribute.
5187 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5189 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
5190 -Wcast-qual warnings.
5191 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
5192 handle_pragma_pop_macro): Likewise.
5193 * collect2.c (resolve_lib_name): Likewise.
5194 * config/arc/arc.c (arc_init): Likewise.
5195 * config/arm/arm.c (neon_builtin_compare,
5196 locate_neon_builtin_icode): Likewise.
5197 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
5198 * config/bfin/bfin.c (bfin_init_machine_status,
5199 bfin_optimize_loop): Likewise.
5200 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
5201 * config/cris/cris.c (cris_init_expanders): Likewise.
5202 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
5203 * config/darwin.c (machopic_indirection_eq,
5204 machopic_indirection_name, machopic_output_indirection): Likewise.
5205 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
5206 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
5207 frv_optimize_membar): Likewise.
5208 * config/i386/cygwin.h (mingw_scan,
5209 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
5210 * config/i386/cygwin1.c (mingw_scan): Likewise.
5211 * config/i386/i386.c (machopic_output_stub): Likewise.
5212 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
5213 i386_pe_unique_section): Likewise.
5214 * config/ia64/ia64.c (ia64_init_machine_status,
5215 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
5217 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
5218 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
5219 * config/m68k/m68k.c (m68k_handle_option,
5220 m68k_sched_md_init_global): Likewise.
5221 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
5222 mcore_unique_section): Likewise.
5223 * config/mips/mips.c (mips_block_move_straight,
5224 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
5226 * config/mmix/mmix.c (mmix_init_machine_status,
5227 mmix_encode_section_info): Likewise.
5228 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
5229 * config/rs6000/rs6000.c (rs6000_init_machine_status,
5230 print_operand_address, output_toc, redefine_groups,
5231 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
5232 * config/s390/s390.c (s390_init_machine_status): Likewise.
5233 * config/score/score.c (score_block_move_straight,
5234 score_block_move_loop_body): Likewise.
5235 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
5236 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
5237 * emit-rtl.c (find_auto_inc): Likewise.
5238 * gcc.c (translate_options, process_command): Likewise.
5239 * reorg.c (dbr_schedule): Likewise.
5240 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
5241 * xcoffout.c (xcoffout_declare_function): Likewise.
5243 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
5245 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
5246 ipa-pta working again.
5248 2008-06-27 David Edelsohn <edelsohn@gnu.org>
5250 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
5253 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
5255 * config.gcc (powerpc*-*-*): Add new core e500mc.
5256 * config/rs6000/e500mc.md: New file.
5257 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5259 (rs6000_override_options): Add e500mc case to
5260 processor_target_table. Altivec and Spe options not allowed
5261 with e500mc. Add isel instruction to e500mc by
5262 default. Initialize rs6000_cost for e500mc.
5263 (rs6000_issue_rate): Set issue rate for e500mc.
5264 * config/rs6000/rs6000.h (processor_type): Add
5265 PROCESSOR_PPCE500MC.
5266 (ASM_CPU_SPEC): Add e500mc.
5267 Set TARGET_ISEL to rs6000_isel.
5268 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
5269 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
5270 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
5272 * doc/invoke.texi: Add e500mc to list of cpus.
5274 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5277 * c-lex.c (lex_charconst): Initialize unsignedp.
5279 2008-06-27 Olivier Hainque <hainque@adacore.com>
5281 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
5282 documented assumptions.
5284 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
5286 * dwarf2out.c: Remove trailing white spaces. Break long line
5289 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
5291 * libfuncs.h (LTI_synchronize): New libfunc_index.
5292 (synchronize_libfunc): Declare.
5293 * builtins.c (expand_builtin_synchronize): Consider using
5294 synchronize_libfunc before falling back on an asm blockage.
5295 * config/mips/mips.c: Include libfuncs.h
5296 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
5298 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
5300 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
5301 parameter. Copy stack_reg to r11 where appropriate.
5302 (no_global_regs_above): Add gpr parameter.
5303 (rs6000_stack_info): Only add padding for SPE save area if we
5304 are saving SPE GPRs and CR.
5305 (saveres_routine_syms): New variable.
5306 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
5308 (rs6000_savres_routine_sym): New function.
5309 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
5311 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
5312 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
5313 Tweak FPR out-of-line saving.
5314 (rs6000_make_savres_rtx): New function.
5315 (rs6000_use_multiple_p): New function.
5316 (rs6000_savres_strategy): New function.
5317 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
5318 out-of-line if appropriate.
5319 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
5320 if we are optimizing for size.
5321 (GP_SAVE_INLINE): Define.
5322 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
5323 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
5324 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
5325 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
5326 (*save_fpregs_<mode>): Add use of r11.
5327 (*restore_gpregs_<mode>): New insn.
5328 (*return_and_restore_gpregs_<mode>): New insn.
5329 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
5331 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
5332 (*restore_gpregs_spe): New insn.
5333 (*return_and_restore_gpregs_spe): New insn.
5334 * config/rs6000/predicates.md (save_world_operation): Fix check.
5336 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
5338 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
5339 this point, so assert that.
5341 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
5343 * cfganal.c: Include vec.h and vecprim.h.
5344 (compute_idf): Import from...
5345 * tree-into-ssa (compute_idf): ...here.
5346 * basic-block.h (compute_idf): Export.
5348 2008-06-26 Joseph Myers <joseph@codesourcery.com>
5350 * c-decl.c (merge_decls): Use !current_function_decl to check for
5351 extern declaration of C99 inline function being at file scope.
5353 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
5355 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
5357 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5359 * alias.c (record_alias_subset, init_alias_analysis): Fix
5360 -Wc++-compat and/or -Wcast-qual warnings.
5361 * attribs.c (lookup_attribute_spec): Likewise.
5362 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
5363 copy_bb, connect_traces,
5364 find_rarely_executed_basic_blocks_and_cr): Likewise.
5365 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
5366 note_btr_set, migrate_btr_defs): Likewise.
5367 * builtins.c (result_vector, expand_builtin_memcpy,
5368 expand_builtin_mempcpy_args, expand_builtin_strncpy,
5369 builtin_memset_read_str, expand_builtin_printf,
5370 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
5372 * caller-save.c (mark_set_regs): Likewise.
5373 * calls.c (expand_call, emit_library_call_value_1): Likewise.
5374 * cgraph.c (cgraph_edge): Likewise.
5375 * combine.c (likely_spilled_retval_1): Likewise.
5376 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
5377 htab_counts_entry_del, get_coverage_counts): Likewise.
5378 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
5379 new_cselib_val): Likewise.
5380 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
5381 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
5383 * df-core.c (df_compact_blocks): Likewise.
5384 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
5385 * df-scan.c (df_grow_reg_info, df_ref_create,
5386 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
5387 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
5388 df_record_entry_block_defs, df_record_exit_block_uses,
5389 df_bb_verify): Likewise.
5390 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
5391 DF_REF_EXTRACT_MODE_CONST): New.
5392 * dominance.c (get_immediate_dominator, get_dominated_by,
5393 nearest_common_dominator, root_of_dom_tree,
5394 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
5395 -Wc++-compat and/or -Wcast-qual warnings.
5396 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
5397 record_store, replace_read, check_mem_read_rtx, scan_insn,
5398 dse_step1, dse_record_singleton_alias_set): Likewise.
5399 * dwarf2asm.c (dw2_force_const_mem): Likewise.
5401 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5403 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
5404 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
5405 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
5406 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
5407 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
5408 add_ranges_num, add_ranges_by_labels, file_info_cmp,
5409 file_name_acquire, output_file_names, add_const_value_attribute,
5410 premark_used_types_helper, file_table_eq, file_table_hash,
5411 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
5412 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
5413 -Wcast-qual warnings.
5414 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
5415 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
5416 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
5417 gen_reg_rtx, start_sequence, init_emit): Likewise.
5418 * et-forest.c (et_new_occ, et_new_tree): Likewise.
5419 * except.c (init_eh_for_function, gen_eh_region,
5420 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
5421 arh_to_landing_pad, arh_to_label, add_action_record,
5422 add_call_site, switch_to_exception_section): Likewise.
5423 * expmed.c (synth_mult): Likewise.
5424 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
5425 store_expr): Likewise.
5426 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
5428 * function.c (assign_stack_temp_for_type,
5429 allocate_struct_function, match_asm_constraints_1): Likewise.
5430 * gcov-io.c (gcov_allocate): Likewise.
5431 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
5432 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
5433 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
5434 record_one_set, insert_expr_in_table, insert_set_in_table,
5435 dump_hash_table, compute_hash_table_work, alloc_hash_table,
5436 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
5437 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
5438 -Wcast-qual warnings.
5440 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5442 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
5443 -Wcast-qual warnings.
5444 * gcc.c (process_command): Likewise.
5445 * genattrtab.c (oballoc): Use XOBNEW.
5446 (oballocvec): Define.
5447 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
5448 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
5449 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
5450 -Wc++-compat and/or -Wcast-qual warnings.
5451 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
5452 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
5453 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
5454 gen_presence_absence_set, gen_automaton, gen_regexp_el,
5455 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
5456 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
5457 add_excls, process_presence_absence_names,
5458 process_presence_absence_patterns, add_presence_absence,
5459 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
5460 get_free_state, add_arc, get_free_automata_list_el,
5461 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
5462 transform_3, cache_presence, create_ainsns, create_automata,
5463 create_state_ainsn_table, dfa_insn_code_enlarge,
5464 output_trans_func, output_min_issue_delay_func,
5465 output_dead_lock_func, output_reset_func,
5466 output_get_cpu_unit_code_func, output_dfa_start_func,
5467 expand_automata): Likewise.
5468 * genextract.c (gen_insn): Likewise.
5469 * gengtype-lex.l: Likewise.
5470 * gengtype.c (read_input_list, adjust_field_type,
5471 process_gc_options): Likewise.
5472 * genoutput.c (note_constraint): Likewise.
5473 * genpreds.c (mangle, add_constraint): Likewise.
5474 * genrecog.c (process_define_predicate, new_decision,
5475 add_to_sequence): Likewise.
5476 * gensupport.c (record_insn_name): Likewise.
5478 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5480 * config/i386/driver-i386.c (detect_caches_amd,
5481 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
5482 and/or -Wcast-qual warnings.
5483 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
5484 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
5485 gt_pch_save): Likewise.
5486 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
5487 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
5488 * global.c (compute_regsets): Likewise.
5489 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
5490 finish_graph_dump_file): Likewise.
5491 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
5492 unlink_bb_notes): Likewise.
5493 * integrate.c (get_hard_reg_initial_val): Likewise.
5494 * ipa-prop.c (ipa_push_func_to_list): Likewise.
5495 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
5496 * local-alloc.c (update_equiv_regs): Likewise.
5497 * loop-invariant.c (check_invariant_table_size,
5498 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
5500 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
5501 altered_reg_used, mark_altered): Likewise.
5502 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
5503 insert_var_expansion_initialization,
5504 combine_var_copies_in_loop_exit, apply_opt_in_copies,
5505 release_var_copies): Likewise.
5506 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
5507 analyze_matrix_decl, add_allocation_site, analyze_transpose,
5508 analyze_accesses_for_phi_node, check_var_notmodified_p,
5509 check_allocation_function, find_sites_in_func,
5510 record_all_accesses_in_func, transform_access_sites,
5511 transform_allocation_sites): Likewise.
5512 * omp-low.c (new_omp_region, create_omp_child_function_name,
5513 check_omp_nesting_restrictions, check_combined_parallel,
5514 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
5515 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
5516 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
5517 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
5519 * opts-common.c (prune_options): Likewise.
5520 * opts.c (add_input_filename, print_filtered_help,
5521 get_option_state): Likewise.
5522 * params.c (add_params): Likewise.
5523 * passes.c (set_pass_for_id, next_pass_1,
5524 do_per_function_toporder, pass_fini_dump_file): Likewise.
5525 * postreload.c (reload_cse_simplify_operands): Likewise.
5526 * predict.c (tree_predicted_by_p, tree_predict_edge,
5527 clear_bb_predictions, combine_predictions_for_bb): Likewise.
5529 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5531 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
5533 * recog.c (check_asm_operands, validate_change_1): Likewise.
5534 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
5535 subst_asm_stack_regs): Likewise.
5536 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
5537 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
5538 * regmove.c (reg_is_remote_constant_p): Likewise.
5539 * regrename.c (regrename_optimize, scan_rtx_reg,
5540 kill_clobbered_value, kill_set_value, kill_autoinc_value):
5542 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
5543 regstat_compute_calls_crossed): Likewise.
5544 * reload1.c (init_reload, new_insn_chain,
5545 has_nonexceptional_receiver, reload, copy_reloads,
5546 calculate_needs_all_insns, init_elim_table): Likewise.
5547 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
5548 * rtl.c (shallow_copy_rtx_stat): Likewise.
5549 * rtlanal.c (parms_set): Likewise.
5550 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
5551 sbitmap_resize, sbitmap_vector_alloc): Likewise.
5552 * sched-ebb.c (earliest_block_with_similiar_load,
5553 add_deps_for_risky_insns): Likewise.
5554 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
5555 schedule_region): Likewise.
5556 * see.c (eq_descriptor_pre_extension,
5557 hash_descriptor_pre_extension, hash_del_pre_extension,
5558 eq_descriptor_properties, hash_descriptor_properties,
5559 hash_del_properties, see_seek_pre_extension_expr,
5560 see_initialize_data_structures, see_print_register_properties,
5561 see_print_pre_extension_expr, see_delete_merged_def_extension,
5562 see_delete_unmerged_def_extension, see_emit_use_extension,
5563 see_pre_delete_extension, see_map_extension, see_commit_changes,
5564 see_analyze_merged_def_local_prop,
5565 see_analyze_merged_def_local_prop,
5566 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
5567 see_set_prop_merged_def, see_set_prop_unmerged_def,
5568 see_set_prop_unmerged_use, see_print_one_extension,
5569 see_merge_one_use_extension, see_merge_one_def_extension,
5570 see_store_reference_and_extension, see_update_uses_relevancy,
5571 see_update_defs_relevancy): Likewise.
5572 * statistics.c (hash_statistics_hash, hash_statistics_eq,
5573 hash_statistics_free, curr_statistics_hash): Likewise.
5574 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
5575 expand_asm_operands, expand_return, case_bit_test_cmp,
5576 expand_case): Likewise.
5577 * stor-layout.c (start_record_layout): Likewise.
5578 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
5579 gt_pch_save_stringpool): Likewise.
5580 * tree-data-ref.c (hash_stmt_vertex_info,
5581 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
5582 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
5584 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
5587 * config/i386/i386.md : Change constraints of HImode and QImode
5588 immediate operands from "i" to "n". Change SImode "ni" constraint to
5589 "i" and SImode "rmi" constraint to "g". Remove all constraints
5590 from const0_operand and const1_operand predicated operands.
5591 (i): Change QImode and HImode attribute from "i" to "n".
5592 (*subqi_2): Change HImode operands to QImode.
5595 2008-06-25 Olivier Hainque <hainque@adacore.com>
5597 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
5600 2008-06-25 Richard Guenther <rguenther@suse.de>
5602 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
5603 not overflow the result type.
5605 2008-06-25 Richard Guenther <rguenther@suse.de>
5607 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
5608 (vn_lookup): Likewise.
5610 2008-06-25 Richard Guenther <rguenther@suse.de>
5612 PR tree-optimization/35518
5613 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
5614 * tree-sra.c (instantiate_element): Use fold_build3 to build
5616 (try_instantiate_multiple_fields): Likewise.
5618 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5620 * config/rs6000/rs6000.md: Change all string instruction's clobber to
5623 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5625 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
5626 use_backchain_to_restore_sp to true
5627 if the offset of the link register save area would go over the 32k - 1
5628 offset limit of the load
5631 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
5633 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
5634 anchor for the type-punning blurb. Cross-reference "Structures
5635 unions enumerations and bit-fields implementation". Provide a
5636 cast-through-pointer example. Make final sentence self-contained.
5637 * doc/implement-c.texi (Structures unions enumerations and
5638 bit-fields implementation): Cross-reference the type-punning blurb
5639 in the -fstrict-aliasing documentation.
5641 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5644 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
5645 the memory instead of the memory itself for the save area.
5647 2008-06-24 Olivier Hainque <hainque@adacore.com>
5648 Nicolas Roche <roche@adacore.com>
5650 * gengtype.c (srcdir_len): size_t instead of int.
5651 (get_file_realbasename): New function. For F a filename, the real
5652 basename of F, with all the path components stripped.
5653 (get_file_srcdir_relative_path): New function. For F a filename, the
5654 relative path to F from $(srcdir).
5655 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
5656 get_file_realbasename. Adjust the head comment.
5657 (get_prefix_langdir_index): New function. For F a filename, return the
5658 lang_dir_names[] relative index of the language directory that is
5660 (get_file_langdir): For F a filename, return the name of the language
5661 directory where F is located.
5662 (get_file_gtfilename): New function. The gt- output file name for an
5664 (get_output_file_with_visibility): Replace in-line computations with
5665 uses of get_file_gtfilename and get_prefix_langdir_index.
5666 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
5668 2008-06-24 Jakub Jelinek <jakub@redhat.com>
5670 PR tree-optimization/36504
5671 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
5672 references without base address.
5674 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5677 * calls.c (expand_call): Increase alignment for recursive functions.
5679 2008-06-23 Anatoly Sokolov <aesok@post.ru>
5681 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
5682 (TARGET_FUNCTION_VALUE): New define.
5683 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
5684 * config/avr/avr.h (FUNCTION_VALUE): Remove.
5686 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5688 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
5689 (fmod<mode>3): Ditto.
5690 (remainderxf3): Ditto.
5691 (remainder<mode>3): Ditto.
5693 2008-06-23 Jakub Jelinek <jakub@redhat.com>
5696 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
5697 REG is a hard register.
5699 PR tree-optimization/36508
5700 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
5701 499, don't check it at all in release compilers.
5703 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5705 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
5706 together with SSE_TARGET_MATH to disable insn pattern.
5707 (*fop_<MODEF:mode>_2_i387): Ditto.
5708 (*fop_<MODEF:mode>_3_i387): Ditto.
5710 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
5712 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
5714 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5717 * gimplify.c (gimplify_asm_expr): Check the return code of
5718 parse_output_constraint call, set function return and is_inout
5721 2008-06-22 Ian Lance Taylor <iant@google.com>
5723 * c-lex.c (narrowest_unsigned_type): Change itk to int.
5724 (narrowest_signed_type): Likewise.
5725 * c-typeck.c (c_common_type): Change local variable mclass to enum
5727 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
5728 tcc_comparison, not the tree code itself.
5729 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
5730 (c_expand_expr): Cast modifier to enum expand_modifier.
5731 * c-common.h (C_RID_CODE): Add casts.
5732 (C_SET_RID_CODE): Define.
5733 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
5734 (c_lex_one_token): Add cast to avoid warning.
5735 (c_parser_objc_type_name): Rename local typename to type_name.
5736 (check_no_duplicate_clause): Change code parameter to enum
5738 (c_parser_omp_var_list_parens): Change kind parameter to enum
5740 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
5741 c_parser_omp_list_var_parens.
5742 (c_parser_omp_threadprivate): Likewise.
5743 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
5744 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
5745 * c-format.c (NO_FMT): Define.
5746 (printf_length_specs): Use NO_FMT.
5747 (asm_fprintf_length_specs): Likewise.
5748 (gcc_diag_length_specs): Likewise.
5749 (scanf_length_specs): Likewise.
5750 (strfmon_length_specs): Likewise.
5751 (gcc_gfc_length_specs): Likewise.
5752 (printf_flag_specs): Change 0 to STD_C89.
5753 (asm_fprintf_flag_specs): Likewise.
5754 (gcc_diag_flag_specs): Likewise.
5755 (gcc_cxxdiag_flag_specs): Likewise.
5756 (scanf_flag_specs): Likewise.
5757 (strftime_flag_specs): Likewise.
5758 (strfmon_flag_specs): Likewise.
5759 (print_char_table): Likewise.
5760 (asm_fprintf_char_table): Likewise.
5761 (gcc_diag_char_table): Likewise.
5762 (gcc_tdiag_char_table): Likewise.
5763 (gcc_cdiag_char_table): Likewise.
5764 (gcc_cxxdiag_char_table): Likewise.
5765 (gcc_gfc_char_table): Likewise.
5766 (scan_char_table): Likewise.
5767 (time_char_table): Likewis.
5768 (monetary_char_table): Likewise.
5769 * c-format.h (BADLEN): Likewise.
5771 2008-06-21 Ian Lance Taylor <iant@google.com>
5773 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
5774 Define END_OF_BASE_TREE_CODES around inclusion.
5775 * tree.c (tree_code_type): New global array.
5776 (tree_code_length, tree_code_name): Likewise.
5777 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
5779 (all-tree.def, s-alltree): New targets.
5780 (gencheck.h, s-gencheck): Remove.
5781 (tree.o): Depend upon all-tree.def.
5782 (build/gencheck.o): Remove gencheck.h dependency.
5783 (mostlyclean): Don't remove gencheck.h.
5784 * c-common.h (enum c_tree_code): Remove.
5785 * c-lang.c (tree_code_type): Remove.
5786 (tree_code_length, tree_code_name): Remove.
5787 * gencheck.c (tree_codes): Include all-tree.def, rather than
5788 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
5790 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
5792 * cp/cp-tree.h (enum cplus_tree_code): Remove.
5793 (operator_name_info): Size to MAX_TREE_CODES.
5794 (assignment_operator_name_info): Likewise.
5795 * cp/cp-lang.c (tree_code_type): Remove.
5796 (tree_code_length, tree_code_name): Remove.
5797 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
5798 (assignment_operator_name_info): Likewise.
5799 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
5801 * cp/mangle.c (write_expression): Likewise.
5802 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
5803 * fortran/f95-lang.c (tree_code_type): Remove.
5804 (tree_code_length, tree_code_name): Remove.
5805 * java/java-tree.h (enum java_tree_code): Remove.
5806 * java/lang.c (tree_code_type): Remove.
5807 (tree_code_length, tree_code_name): Remove.
5808 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
5809 * objc/objc-act.h (enum objc_tree_code): Remove.
5810 * objc/objc-lang.c (tree_code_type): Remove.
5811 (tree_code_length, tree_code_name): Remove.
5812 * objcp/objcp-lang.c (tree_code_type): Remove.
5813 (tree_code_length, tree_code_name): Remove.
5814 * ada/ada-tree.h (enum gnat_tree_code): Remove.
5815 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
5816 * ada/misc.c (tree_code_type): Remove.
5817 (tree_code_length, tree_code_name): Remove.
5819 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
5821 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
5822 the grand_bitmap_obstack.
5824 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5826 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
5827 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
5828 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
5829 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
5830 move_stmt_r, new_label_mapper): Likewise.
5831 * tree-complex.c (cvc_lookup): Likewise.
5832 * tree-dfa.c (create_function_ann): Likewise.
5833 * tree-dump.c (dump_register): Likewise.
5834 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
5835 find_phi_replacement_condition): Likewise.
5836 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
5837 tree_function_versioning): Likewise.
5838 * tree-into-ssa.c (cmp_dfsnum): Likewise.
5839 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
5840 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
5841 get_nonlocal_debug_decl, convert_nonlocal_reference,
5842 convert_nonlocal_omp_clauses, get_local_debug_decl,
5843 convert_local_reference, convert_local_omp_clauses,
5844 convert_nl_goto_reference, convert_nl_goto_receiver,
5845 convert_tramp_reference, convert_call_expr): Likewise.
5846 * tree-outof-ssa.c (contains_tree_r): Likewise.
5847 * tree-parloops.c (reduction_phi, initialize_reductions,
5848 eliminate_local_variables_1, add_field_for_reduction,
5849 add_field_for_name, create_phi_for_local_result,
5850 create_call_for_reduction_1, create_loads_for_reductions,
5851 create_stores_for_reduction, create_loads_and_stores_for_name):
5853 * tree-phinodes.c (allocate_phi_node): Likewise.
5854 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
5855 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
5856 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
5857 * tree-ssa-coalesce.c (compare_pairs): Likewise.
5858 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
5859 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
5860 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
5861 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
5862 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
5863 vn_nary_op_insert): Likewise.
5864 * tree-ssa.c (redirect_edge_var_map_add,
5865 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
5866 * tree-vectorizer.c (vectorize_loops): Likewise.
5867 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
5868 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
5869 tree_cons_stat, build1_stat, build_variant_type_copy,
5870 decl_init_priority_lookup, decl_fini_priority_lookup,
5871 decl_priority_info, decl_restrict_base_lookup,
5872 decl_restrict_base_insert, decl_debug_expr_lookup,
5873 decl_debug_expr_insert, decl_value_expr_lookup,
5874 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
5875 type_hash_add, get_file_function_name, tree_check_failed,
5876 tree_not_check_failed, tree_range_check_failed,
5877 omp_clause_range_check_failed, build_omp_clause,
5878 build_vl_exp_stat): Likewise.
5879 * value-prof.c (gimple_histogram_value,
5880 gimple_duplicate_stmt_histograms): Likewise.
5881 * var-tracking.c (attrs_list_insert, attrs_list_copy,
5882 unshare_variable, variable_union_info_cmp_pos, variable_union,
5883 dataflow_set_different_1, dataflow_set_different_2,
5884 vt_find_locations, variable_was_changed, set_variable_part,
5885 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
5886 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
5887 section_entry_hash, object_block_entry_eq,
5888 object_block_entry_hash, create_block_symbol,
5889 initialize_cold_section_name, default_function_rodata_section,
5890 strip_reg_name, set_user_assembler_name, const_desc_eq,
5891 build_constant_desc, output_constant_def, lookup_constant_def,
5892 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
5893 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
5894 default_internal_label): Likewise.
5895 * varray.c (varray_init, varray_grow): Likewise.
5896 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
5898 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
5900 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
5901 operators for "test" insn. Macroize insn using SWI mode macro.
5902 (*jcc_fused_2): Ditto.
5903 (*jcc_fused_3): Macroize insn using SWI mode macro.
5904 (*jcc_fused_4): Ditto.
5906 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
5908 * tree-ssa-pre.c: Fix typo in comment.
5909 (init_antic, fini_antic): Add explicit funtions for
5910 initializing and deinitializing ANTIC and AVAIL sets.
5911 (create_expression_by_pieces): Fix typo in comment.
5912 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
5913 (execute_pre): Eventually dump details about ANTIC_IN.
5915 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5917 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
5918 * gcc.c (translate_options, init_spec, store_arg, read_specs,
5919 add_to_obstack, file_at_path, find_a_file, execute,
5920 add_preprocessor_option, add_assembler_option, add_linker_option,
5921 process_command, insert_wrapper, do_option_spec, do_self_spec,
5922 spec_path, do_spec_1, is_directory, main, used_arg,
5923 getenv_spec_function): Likewise.
5924 * tlink.c (symbol_hash_lookup, file_hash_lookup,
5925 demangled_hash_lookup, symbol_push, file_push, frob_extension):
5928 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5930 * doc/rtl.texi: Updated subreg section.
5932 2008-06-19 Jakub Jelinek <jakub@redhat.com>
5935 * cgraphunit.c (cgraph_process_new_functions): Don't clear
5936 node->needed and node->reachable.
5937 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
5938 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
5939 (expand_task_call): Don't call expand_task_copyfn.
5940 (expand_task_copyfn): Renamed to...
5941 (finalize_task_copyfn): ... this.
5943 2008-06-19 Jan Hubicka <jh@suse.cz>
5945 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
5946 clobbering framepointer.
5948 2008-06-19 Jan Hubicka <jh@suse.cz>
5950 * tree-optimize.c (execute_early_local_optimizations): Set
5951 cgraph_state only at first invocation.
5953 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5955 * system.h (-Wc++-compat): Activate as a warning, no an error.
5957 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
5959 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
5960 instead of "#" in insn asm template.
5961 (*jcc_fused_2): Ditto.
5963 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
5965 * config/i386/i386.h (ix86_tune_indices)
5966 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
5967 (TARGET_FUSE_CMP_AND_BRANCH): New define.
5968 * config/i386/i386.md (*jcc_fused_1): New insn pattern
5969 (*jcc_fused_2): Ditto.
5970 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
5971 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
5972 (print operand): Handle 'E' and 'e' code.
5974 2008-06-19 Anatoly Sokolov <aesok@post.ru>
5976 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
5977 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5978 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5980 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
5982 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
5984 (cgraph_expand_function): Use local copy of decl.
5985 (cgraph_expand_all_functions): Remove redundant initialization of
5987 (cgraph_optimize): Reword internal_error message.
5989 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
5991 * arm-protos.h (arm_return_in_memory): Remove public
5992 arm_return_in_memory() prototype.
5993 * arm.c (arm_return_in_memory): Add static prototype, add target
5994 hook macro, change definition and comments.
5995 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
5997 2008-06-19 Ben Elliston <bje@au.ibm.com>
5999 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
6000 real.c: Remove references to IEEE 754R.
6001 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
6002 * doc/libgcc.texi (Decimal float library routines): Likewise.
6004 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6006 * targhooks.h (struct gcc_target): New member unwind_word_mode.
6007 (default_unwind_word_mode): Add prototype.
6008 * targhooks.c (default_unwind_word_mode): New function.
6009 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
6010 instead of word_mode.
6011 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
6012 (TARGET_INITIALIZER): Use it.
6014 * c-common.c (handle_mode_attribute): Support "unwind_word"
6016 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
6018 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
6019 word_mode to access SjLj_Function_Context member "data".
6020 (sjlj_emit_dispatch_table): Likewise. Also, perform type
6021 conversion from targetm.eh_return_filter_mode () to
6022 targetm.unwind_word_mode () if they differ.
6024 * builtin-types.def (BT_UNWINDWORD): New primitive type.
6025 (BT_FN_UNWINDWORD_PTR): New function type.
6026 (BT_FN_WORD_PTR): Remove.
6027 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
6028 * except.c (expand_builtin_extend_pointer): Convert pointer to
6029 targetm.unwind_word_mode () instead of word_mode.
6031 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
6032 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
6033 (spu_unwind_word_mode): New function.
6034 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
6035 (TARGET_UNWIND_WORD_MODE): Define.
6036 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
6038 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6040 * config/spu/spu.c (reg_align): Remove.
6041 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
6042 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
6043 (spu_split_store): Likewise.
6045 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
6047 * gcc/tree-vn.c: Fix typo in comment.
6049 2008-06-18 Jan Hubicka <jh@suse.cz>
6051 * cgraphunit.c (cgraph_optimize): Output debug info when doing
6052 toplevel reorder too.
6054 2008-06-18 Jan Hubicka <jh@suse.cz>
6056 * c-opts.c (c_common_post_options): PCH is not compatible with
6058 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
6059 -fno-toplevel-reorder by default now.
6061 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6063 PR documentation/30739
6064 * doc/install.texi (Prerequisites): Document dependency on awk.
6066 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
6067 Ian Lance Taylor <iant@google.com>
6069 PR rtl-optimization/35604
6070 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
6071 only want to change jump destinations, not eventual label comparisons.
6073 2008-06-16 Jan Hubicka <jh@suse.cz>
6075 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
6077 (cgraph_analyze_function): Likewise.
6079 2008-06-16 Jan Hubicka <jh@suse.cz>
6081 * cgraph.h (cgraph_mark_if_needed): New function.
6082 * cgraphunit.c (cgraph_mark_if_needed): New function.
6083 * c-decl.c (duplicate_decl): Use it.
6085 2008-06-16 Jan Hubicka <jh@suse.cz>
6087 * cgraph.c (cgraph_add_new_function): When in expansion state, do
6090 2008-06-16 Jan Hubicka <jh@suse.cz>
6092 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
6094 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
6095 Kazu Hirata <kazu@codesourcery.com>
6096 Maxim Kuvyrkov <maxim@codesourcery.com
6098 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
6099 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
6100 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
6101 EXTRA_SPEC_FUNCTIONS.
6102 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
6103 (DRIVER_SELF_SPECS): Adjust.
6104 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
6105 * config/mips/st.h, config/mips/t-st: New.
6106 * config/mips/driver-native.c, config/mips/x-native: New.
6107 * doc/invoke.texi (MIPS): Document 'native' value for -march and
6110 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6112 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
6114 (ISA_HAS_FP_CONDMOVE): New macro.
6115 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
6116 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
6117 (ISA_HAS_NMADD3_NMSUB3): New macro.
6118 * config/mips/mips.c (mips_rtx_costs): Update.
6119 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
6120 compiling for ST Loongson 2E/2F.
6121 (madd<mode>): Rename to madd4<mode>. Update.
6122 (madd3<mode>): New pattern.
6123 (msub<mode>): Rename to msub4<mode>. Update.
6124 (msub3<mode>): New pattern.
6125 (nmadd<mode>): Rename to nmadd4<mode>. Update.
6126 (nmadd3<mode>): New pattern.
6127 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
6128 (nmadd3<mode>_fastmath): New pattern.
6129 (nmsub<mode>): Rename to nmsub4<mode>. Update.
6130 (nmsub3<mode>): New pattern.
6131 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
6132 (nmsub3<mode>_fastmath): New pattern.
6133 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
6135 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
6137 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
6138 (DF_REF_INSN_INFO): New.
6139 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
6140 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
6141 with a NULL DF_REF_INSN_INFO.
6142 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
6144 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
6145 DF_INSN_INFO_EQ_USES): New.
6146 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
6147 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
6148 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
6149 * df-core.c: Update comment for above changes.
6150 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
6151 DF_INSN_UID_* macros.
6152 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
6153 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
6154 insn rtx. Update all callers.
6155 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
6156 df_ref_create_structure, df_insn_refs_collect): Likewise.
6157 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
6158 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
6159 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
6160 macros to access the insn refs.
6161 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
6162 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
6163 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
6164 for accessing the refs.
6165 (try_fwprop_subst): Likewise.
6166 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
6167 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
6168 for accessing the refs.
6169 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
6170 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
6171 to look at the insn refs.
6172 (record_uses): Likewise.
6173 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
6175 (mark_artificial_uses): Don't mark_insn for artificial refs.
6176 (mark_reg_rependencies): Likewise.
6178 * doc/rtl.texi: Remove documentation of ADDRESSOF.
6180 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6182 * configure: Regenerate.
6184 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6186 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
6187 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6188 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6190 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6192 * config/avr/avr.c (avr_mcu_t): Add attiny167.
6193 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6194 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6196 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6198 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
6199 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6200 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6202 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6204 * tree-ssa-sccvn.c: Fix format of comments.
6206 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6208 * cgraph.c: Remove unneeded forward declarations of eq_node()
6211 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
6213 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
6215 (see_update_relevancy): Likewise.
6216 * fwprop.c (try_fwprop_subst): Likewise.
6217 * rtlanal.c (noop_move_p): Likewise.
6218 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
6219 notes to non-existing libcall blocks.
6220 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
6222 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
6223 (dead_libcall_p): Remove.
6224 (delete_trivially_dead_insns): Don't use it.
6225 * web.c (union_defs): Remove comment about keeping nops.
6226 * gcse.c (hash_scan_insn): Don't take libcall pointers.
6227 (compute_hash_table_work): Don't track libcall notes.
6228 (do_local_cprop): Don't take libcall pointers. Don't update
6230 (adjust_libcall_notes): Deleted.
6231 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
6232 ever have existed in the first place).
6233 (replace_store_insn): Don't try to remove libcall notes.
6234 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
6235 (resolve_reg_notes): Don't call them.
6236 (resolve_simple_move): Likewise.
6237 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
6238 Don't remove REG_RETVAL notes.
6239 * emit-rtl.c (try_split): Don't update libcall notes.
6240 (emit_copy_of_insn_after): Dito.
6241 * cselib.c (cselib_current_insn_in_libcall): Remove.
6242 (cselib_process_insn): Don't set/clear it.
6243 (new_elt_loc_list): Don't record it.
6244 (cselib_init): Don't initialize it.
6245 * cselib.c (struct elt_loc_list): Remove in_libcall field.
6246 * loop-invariant.c (find_invariant_insn): Don't look for libcall
6248 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
6249 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
6250 (init_deps): Don't initialize it.
6251 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
6252 * combine.c (delete_noop_moves): Don't update libcall notes.
6253 (can_combine_p): Remove now pointless #if 0 block.
6254 (try_combine): Remove another obsolete #if 0 block.
6255 (distribute_notes): Don't distribute libcall notes.
6256 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
6257 * dce.c (libcall_dead_p): Remove.
6258 (delete_unmarked_insns): Don't handle libcall blocks.
6259 (preserve_libcall_for_dce): Remove.
6260 (prescan_insns_for_dce): Don't special-case libcall block insns.
6261 * reload1 (reload): Don't handle libcall notes.
6262 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
6265 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
6267 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
6268 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6269 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6271 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
6273 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
6274 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6275 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6277 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6279 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
6281 2008-06-16 Ira Rosen <irar@il.ibm.com>
6283 PR tree-optimization/36493
6284 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
6285 the arguments list. Use VECTYPE to create vector pointer.
6286 (vectorizable_store): Fail if accesses through a pointer to vectype
6287 do not alias the original memory reference operands.
6288 Call vect_create_data_ref_ptr without the removed argument.
6289 (vectorizable_load): Likewise.
6290 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
6293 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
6296 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
6299 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6301 * config/mips/loongson2ef.md: New file.
6302 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
6303 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
6304 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
6305 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
6306 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
6308 (loongson2ef.md): New include.
6309 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
6310 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
6311 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
6312 (loongson_gt_<mode>, loongson_extract_halfword)
6313 (loongson_insert_halfword_0, loongson_insert_halfword_2)
6314 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
6315 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
6316 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
6317 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
6318 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
6319 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
6320 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
6321 (vec_interleave_low<mode>): Define type attribute.
6322 * config/mips/mips.c (mips_ls2): New static variable.
6323 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
6324 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
6325 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
6326 Implement target scheduling hooks.
6327 (mips_multipass_dfa_lookahead): Update to handle tuning for
6329 (mips_sched_init): Initialize data for Loongson scheduling.
6330 (mips_ls2_variable_issue): New static function.
6331 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
6333 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
6334 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
6335 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
6336 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
6337 Handle ST Loongson 2E/2F cores.
6338 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
6340 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6342 * omp-low.c (extract_omp_for_data): Fix comment typo.
6345 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6347 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
6348 FIXME note about gcc/config.guess.
6349 * doc/options.texi (Option file format): Remove non-ASCII bytes.
6350 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
6351 * doc/cppopts.texi: Likewise.
6352 * doc/extend.texi: Likewise.
6353 * doc/gcc.texi: Likewise.
6354 * doc/gccint.texi: Likewise.
6355 * doc/gcov.texi: Likewise.
6356 * doc/gty.texi: Likewise.
6357 * doc/hostconfig.texi: Likewise.
6358 * doc/install.texi: Likewise.
6359 * doc/invoke.texi: Likewise.
6360 * doc/loop.texi: Likewise.
6361 * doc/makefile.texi: Likewise.
6362 * doc/md.texi: Likewise.
6363 * doc/passes.texi: Likewise.
6364 * doc/tm.texi: Likewise.
6365 * doc/tree-ssa.texi: Likewise.
6366 * doc/trouble.texi: Likewise.
6368 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
6369 Nathan Sidwell <nathan@codesourcery.com>
6370 Maxim Kuvyrkov <maxim@codesourcery.com>
6371 Richard Sandiford <rdsandiford@googlemail.com>
6373 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
6374 * config/mips/mips-protos.h (mips_expand_vector_init): New.
6375 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
6377 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
6378 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
6379 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
6381 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
6382 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
6383 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
6384 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
6385 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
6386 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
6387 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
6388 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
6389 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
6390 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
6391 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
6392 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
6393 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
6394 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
6395 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
6396 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
6397 (mips_builtins): Add Loongson builtins.
6398 (mips_loongson_2ef_bdesc): New.
6399 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
6400 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
6401 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
6402 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
6404 (mips_expand_vector_init): New.
6405 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
6406 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
6408 * config/mips/mips.md: Add unspec numbers for Loongson
6409 builtins. Include loongson.md.
6410 (MOVE64): Include Loongson vector modes.
6411 (SPLITF): Include Loongson vector modes.
6412 (HALFMODE): Handle Loongson vector modes.
6413 * config/mips/loongson.md: New.
6414 * config/mips/loongson.h: New.
6415 * config.gcc: Add loongson.h header for mips*-*-* targets.
6416 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
6418 2008-06-14 Joseph Myers <joseph@codesourcery.com>
6420 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
6421 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
6422 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
6423 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
6424 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
6425 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
6426 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
6427 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
6428 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
6429 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
6430 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
6431 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
6432 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
6433 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
6434 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
6435 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
6436 Remove use_fixproto=yes.
6437 (ia64*-*-hpux*): Remove comment about using fixproto.
6438 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
6440 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6442 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
6444 * configure: Regenerate.
6446 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
6449 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
6450 before evaluating it.
6452 2008-06-13 Jakub Jelinek <jakub@redhat.com>
6455 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
6456 nested inline functions.
6457 (start_decl, start_function): Don't invert DECL_EXTERNAL
6458 for nested inline functions.
6460 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6462 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
6463 splits that must be made for correctness.
6465 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6467 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
6468 (AVAIL_NON_MIPS16): Likewise.
6469 (mips_builtin_description): Replace target_flags with a predicate.
6470 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
6471 (dspr2_32): New availability predicates.
6472 (MIPS_BUILTIN): New macro.
6473 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
6474 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
6475 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
6476 Replace the TARGET_FLAGS parameters with AVAIL parameters.
6477 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
6478 (mips_dsp_32only_bdesc): Merge into...
6479 (mips_builtins): ...this new array.
6480 (mips_bdesc_map, mips_bdesc_arrays): Delete.
6481 (mips_init_builtins): Update after above changes.
6482 (mips_expand_builtin_1): Merge into...
6483 (mips_expand_builtin): ...here and update after above changes.
6485 2008-06-12 Paul Brook <paul@codesourcery.com>
6487 * longlong.h (__arm__): Define count_leading_zeros.
6488 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
6489 (clzsi2, clzdi2): New functions.
6490 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
6491 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
6492 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
6493 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
6494 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
6495 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
6496 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
6497 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6498 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
6499 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
6501 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
6503 * config/m68k/m68k.c (m68k_tune_flags): New.
6504 (override_options): Compute m68k_tune_flags.
6505 (MULL_COST, MULW_COST): Update for various variants of CFV2.
6506 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
6508 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6511 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
6513 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6515 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
6516 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
6518 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6520 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
6521 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
6523 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6526 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
6529 2008-06-12 Richard Guenther <rguenther@suse.de>
6531 PR tree-optimization/36345
6532 * tree-flow.h (struct ptr_info_def): Align escape_mask,
6533 add memory_tag_needed flag.
6534 (may_alias_p): Declare.
6535 * tree-ssa-alias.c (may_alias_p): Export.
6536 (set_initial_properties): Use memory_tag_needed flag.
6537 (update_reference_counts): Likewise.
6538 (reset_alias_info): Reset memory_tag_needed flag.
6539 (create_name_tags): Check memory_tag_needed flag.
6540 (dump_points_to_info_for): Dump it.
6541 * tree-ssa-structalias.c (struct variable_info): Remove
6542 directly_dereferenced flag.
6543 (new_var_info): Do not initialize it.
6544 (process_constraint_1): Do not set it.
6545 (update_alias_info): Set is_dereferenced flag.
6546 (set_uids_in_ptset): Use may_alias_p.
6547 (set_used_smts): Check memory_tag_needed flag.
6548 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
6549 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
6550 memory_tag_needed flag.
6551 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
6554 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
6556 * config/i386/i386.c (ix86_compute_frame_layout): Disable
6557 red zone for w64 abi.
6558 (ix86_expand_prologue): Likewise.
6559 (ix86_force_to_memory): Likewise.
6560 (ix86_free_from_memory): Likewise.
6562 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
6565 * config/rs6000/rs6000.c (rs6000_override_options): Set
6566 rs6000_isel conditionally to the absence of comand line override.
6567 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6568 Remove duplicate rs6000_isel setting.
6569 * config/rs6000/eabispe.h: Ditto.
6571 2008-06-11 Richard Guenther <rguenther@suse.de>
6573 * alias.c (get_alias_set): Use the element alias-set for arrays.
6574 (record_component_aliases): For arrays and vectors do nothing.
6575 * c-common.c (strict_aliasing_warning): Handle the cases
6576 of alias set zero explicitly.
6577 * Makefile.in (dfp.o-warn): Add -Wno-error.
6579 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6581 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
6583 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
6584 tune_32 tune_64 to supported_defaults. Allow values not
6585 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
6586 x86_64. Do not override cpu_32 or cpu_64 values from target name.
6587 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
6588 with_cpu_64 to generic for 64-bit-supporting configurations, not
6589 with_cpu. Remove FIXMEs.
6590 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
6591 --with-arch-64, --with-tune-32, --with-tune-64): Document.
6592 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
6593 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
6594 arch_32 and arch_64.
6596 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
6597 Olivier Hainque <hainque@adacore.com>
6599 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
6600 Use DECL_SIZE_UNIT to retrieve the size of the field.
6602 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6604 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
6605 with function calls after declarations. Lay out
6606 neon_float_type_node before further use.
6608 2008-06-11 Richard Guenther <rguenther@suse.de>
6610 * tree-flow.h (may_point_to_global_var): Declare.
6611 * tree-ssa-alias.c (may_point_to_global_var): New function.
6612 * tree-ssa-sink.c (is_hidden_global_store): Use it.
6614 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
6616 * configure.ac: Teach that fido supports .debug_line.
6617 * configure: Regenerate.
6619 2008-06-10 Tom Tromey <tromey@redhat.com>
6621 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
6624 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6626 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
6627 (encode_decimal64, decode_decimal64, encode_decimal128,
6628 decode_decimal128): Reverse order of 32-bit parts of value if host
6629 and target endianness differ.
6631 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
6633 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
6634 Avoid division by 0.
6635 (tree_mod_pow2_value_transform): Likewise.
6636 (tree_ic_transform): Likewise.
6637 (tree_stringops_transform): Likewise.
6638 (tree_mod_subtract_transform): Likewise.
6639 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
6640 (copy_edges_for_bb): Likewise.
6641 (initialize_cfun): Likewise.
6643 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
6645 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
6646 nonmemory_operand. Add "N" operand constraint.
6648 (*jcc_btdi_mask_rex64): New instruction and split pattern.
6649 (*jcc_btsi_mask): Ditto.
6650 (*jcc_btsi_mask_1): Ditto.
6652 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6654 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
6655 TYPE_CANONICAL for copied element type.
6657 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
6660 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
6661 Add m_CORE2 and m_GENERIC.
6662 * config/i386/predicates.md (bt_comparison_operator): New predicate.
6663 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
6665 (*jcc_btdi_rex64): New instruction and split pattern.
6667 (*jcc_btsi_1): Ditto.
6668 (*btsq): Fix Intel asm dialect operand order.
6672 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
6675 * simplify-rtx.c (simplify_subreg): Add check for shift count
6678 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
6680 * doc/md.texi: Synchronize with later constraints.md change.
6681 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
6682 with a C implementation.
6683 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
6685 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
6686 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
6687 when moving to and from MD_REGNUM.
6688 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
6689 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
6690 Handle byte and halfword moves.
6691 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
6693 * config/mips/constraints.md (h): Turn into NO_REGS.
6694 (l, x): Update documentation.
6695 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
6696 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
6697 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
6698 (HILO): New mode iterator.
6700 (any_div): New code iterator.
6701 (u): Extend code attribute to div and udiv.
6702 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
6703 d_operand in the splitters. Remove redundant CONST_INT checks.
6704 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
6705 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
6706 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
6707 accordingly, using normal moves instead of unspecs to move LO into
6708 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
6709 (<u>mulsidi3): Handle expansion in C code.
6710 (<u>mulsidi3_32bit_internal): Rename to...
6711 (<u>mulsidi3_32bit): ...this.
6712 (<u>mulsidi3_32bit_r4000): Fix insn separator.
6713 (*<u>mulsidi3_64bit): Rename to...
6714 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
6715 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
6716 to set LO and HI to the multiplication result. Use a normal move
6717 for MFLO and an unspec for MFHI.
6718 (*<u>mulsidi3_64bit_parts): Replace with...
6719 (<u>mulsidi3_64bit_hilo): ...this new instruction.
6720 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
6721 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
6722 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
6723 instead of HI. Split the instruction into a separate multiplication
6724 and MFHI if !TARGET_FIX_R4000.
6725 (<su>muldi3_highpart): Likewise.
6726 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
6727 and the "=h" clobber.
6728 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
6729 (<u>mulditi3): New expander.
6730 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
6731 (madsi): Remove "=h" clobber.
6732 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
6733 Force the modulus result to be a GPR and split the instruction into
6734 a division followed by an MFHI after reload.
6735 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
6736 (*lea_high64): Use d_operand in the define_peephole2. Likewise
6737 the MIPS16 HIGH define_split.
6738 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
6739 of acc<->gpr moves to "multi".
6740 (*movdi_64bit): Replace the single "x" alternative with
6741 alternatives for moving into and out of "a".
6742 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
6743 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
6744 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
6745 Use d_operand in the splitters. Remove redundant CONST_INT checks.
6746 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
6747 (movti): New expander.
6748 (*movti, *movti_mips16): New insns.
6749 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
6750 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
6751 (mthi<GPR:mode>_<HILO:mode>): Likewise.
6752 * config/mips/predicates.md (fpr_operand): Delete.
6753 (d_operand): New predicate.
6755 2008-06-09 Michael Meissner <michael.meissner@amd.com>
6757 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
6758 failure on some Bourne shells.
6759 (x86_64-*-*): Ditto.
6761 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
6763 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
6765 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
6767 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
6768 (sparc-sun-solaris2*): Likewise.
6770 2008-06-09 Arnaud Charlet <charlet@adacore.com
6772 * doc/install.texi: Update requirements to build the Ada compiler.
6774 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
6776 * df-scan.c (struct df_scan_problem_data): Remove the
6777 mw_link_pool alloc pool.
6778 (df_scan_free_internal): Don't free it.
6779 (df_scan_alloc): Don't allocate it.
6780 * df.h (struct df_link): Update comment.
6782 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
6784 * except.h: Correct checks for when SJLJ exceptions must be used.
6786 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6788 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
6791 2008-06-08 Joseph Myers <joseph@codesourcery.com>
6793 PR tree-optimization/36218
6794 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
6795 configure for the build system.
6796 (BUILD_LDFLAGS): Define.
6797 * configure: Regenerate.
6798 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
6800 2008-07-08 Anatoly Sokolov <aesok@post.ru>
6803 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
6804 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
6805 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
6807 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
6809 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
6811 2008-06-07 Joseph Myers <joseph@codesourcery.com>
6813 * config.gcc (Obsolete configurations): Remove list of
6815 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
6816 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
6817 targets matched by those patterns.
6818 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
6819 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
6820 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
6821 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
6822 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6823 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
6824 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
6825 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
6826 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
6827 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
6828 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
6829 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
6830 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
6831 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
6832 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
6833 Make code for Solaris 7 and greater unconditional for Solaris.
6834 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
6835 Remove --with-* handling.
6836 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
6837 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
6838 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
6839 LINK_OS_WINDISS_SPEC): Remove.
6840 * config/rs6000/sysv4.opt (mwindiss): Remove.
6841 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
6842 * configure: Regenerate.
6843 * doc/cpp.texi: Don't mention BeOS.
6844 * doc/extend.texi (interrupt): Don't mention MS1.
6845 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
6846 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
6847 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
6848 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
6849 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
6851 * doc/invoke.texi (MT Options): Remove.
6852 (-mwindiss): Remove.
6853 (CRIS Options): Remove cris-axis-aout references.
6854 (HPPA Options): Don't mention hppa1.1-*-pro.
6855 * doc/md.texi: (MorphoTech family): Remove.
6856 * libgcc2.c: Don't handle UWIN.
6857 * config/alpha/t-unicosmk: Remove.
6858 * config/alpha/unicosmk.h: Remove.
6859 * config/arm/kaos-arm.h: Remove.
6860 * config/arm/kaos-strongarm.h: Remove.
6861 * config/arm/strongarm-coff.h: Remove.
6862 * config/arm/strongarm-elf.h: Remove.
6863 * config/arm/strongarm-pe.h: Remove.
6864 * config/arm/t-strongarm-pe: Remove.
6865 * config/arm/t-xscale-coff: Remove.
6866 * config/arm/t-xscale-elf: Remove.
6867 * config/arm/xscale-coff.h: Remove.
6868 * config/arm/xscale-elf.h: Remove.
6869 * config/chorus.h: Remove.
6870 * config/cris/aout.h: Remove.
6871 * config/cris/aout.opt: Remove.
6872 * config/cris/t-aout: Remove.
6873 * config/i386/beos-elf.h: Remove.
6874 * config/i386/kaos-i386.h: Remove.
6875 * config/i386/ptx4-i.h: Remove.
6876 * config/i386/sco5.h: Remove.
6877 * config/i386/sco5.opt: Remove.
6878 * config/i386/sysv4-cpp.h: Remove.
6879 * config/i386/sysv5.h: Remove.
6880 * config/i386/t-beos: Remove.
6881 * config/i386/t-sco5: Remove.
6882 * config/i386/t-uwin: Remove.
6883 * config/i386/uwin.asm: Remove.
6884 * config/i386/uwin.h: Remove.
6885 * config/kaos.h: Remove.
6886 * config/mips/windiss.h: Remove.
6887 * config/mt: Remove directory.
6888 * config/pa/pa-osf.h: Remove.
6889 * config/pa/pa-pro-end.h: Remove.
6890 * config/pa/t-pro: Remove.
6891 * config/ptx4.h: Remove.
6892 * config/rs6000/beos.h: Remove.
6893 * config/rs6000/kaos-ppc.h: Remove.
6894 * config/rs6000/t-beos: Remove.
6895 * config/rs6000/windiss.h: Remove.
6896 * config/sh/kaos-sh.h: Remove.
6897 * config/sol2-6.h: Remove.
6898 * config/sparc/sol26-sld.h: Remove.
6899 * config/sparc/sysv4-only.h: Remove.
6900 * config/vax/bsd.h: Remove.
6901 * config/vax/t-memfuncs: Remove.
6902 * config/vax/ultrix.h: Remove.
6903 * config/vax/vaxv.h: Remove.
6904 * config/windiss.h: Remove.
6906 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
6908 PR rtl-optimization/36438
6909 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
6910 for vector shifts with constant scalar shift operands.
6912 2008-06-06 Sandip Matte <sandip@rmicorp.com>
6914 * doc/invoke.texi: Document -march=xlr.
6915 * config/mips/xlr.md: New file.
6916 * config/mips/mips.md: Include it.
6918 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
6919 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
6920 (mips_rtx_cost_data): Likewise.
6922 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
6924 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
6925 PRE_INC and PRE_DEC cases.
6927 2008-06-06 Jakub Jelinek <jakub@redhat.com>
6929 PR rtl-optimization/36419
6930 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
6931 the emitting jump insn.
6934 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
6935 is not bool, boolify the whole *expr_p and convert to the desired type.
6937 2008-06-06 Jakub Jelinek <jakub@redhat.com>
6939 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
6940 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
6941 Add omp_private_outer_ref hook, add another argument to
6942 omp_clause_default_ctor hook.
6943 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
6944 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
6945 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
6946 hook_tree_tree_tree_tree_null.
6947 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
6948 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
6949 * hooks.c (hook_tree_tree_tree_tree_null): New function.
6950 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
6951 * tree.def (OMP_TASK): New tree code.
6952 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
6953 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
6954 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
6955 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
6956 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
6957 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
6958 OMP_CLAUSE_COLLAPSE_EXPR): Define.
6959 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
6960 (OMP_DIRECTIVE_P): Add OMP_TASK.
6961 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
6962 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
6963 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
6964 and OMP_CLAUSE_UNTIED entries.
6965 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
6967 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
6968 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
6969 * tree-pretty-print.c (dump_omp_clause): Handle
6970 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
6971 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
6972 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
6973 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
6974 warning about unsigned iterators. Change decl/init/cond/incr
6975 arguments to TREE_VECs, check arguments for all collapsed loops.
6976 (c_finish_omp_taskwait): New function.
6977 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
6979 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
6980 default_function_array_conversion on init. Add par_clauses argument.
6981 If decl is present in parallel's lastprivate clause, change it to
6982 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
6983 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
6984 collapse count in clauses.
6985 (c_parser_omp_for, c_parser_omp_parallel): Adjust
6986 c_parser_omp_for_loop callers.
6987 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
6988 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
6989 (c_parser_omp_clause_name): Handle collapse and untied clauses.
6990 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
6992 (c_parser_omp_clause_schedule): Handle schedule(auto).
6993 Include correct location in the error message.
6994 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
6995 and PRAGMA_OMP_CLAUSE_UNTIED.
6996 (OMP_TASK_CLAUSE_MASK): Define.
6997 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
6998 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
6999 * tree-nested.c (convert_nonlocal_omp_clauses,
7000 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
7001 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
7002 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7003 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
7005 (conver_nonlocal_reference, convert_local_reference,
7006 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
7007 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
7008 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
7009 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
7010 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
7011 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
7012 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
7013 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
7014 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
7016 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
7017 * c-common.h (c_finish_omp_taskwait): New prototype.
7018 * gimple-low.c (lower_stmt): Handle OMP_TASK.
7019 * tree-parloops.c (create_parallel_loop): Create 1 entry
7020 vectors for OMP_FOR_{INIT,COND,INCR}.
7021 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7022 (make_edges): Handle OMP_TASK.
7023 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
7024 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7025 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
7026 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
7027 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
7028 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
7029 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
7030 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
7031 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
7032 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
7033 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
7034 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
7035 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
7036 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
7037 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
7038 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
7039 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
7040 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
7041 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
7042 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
7043 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
7044 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
7045 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
7046 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
7047 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
7048 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
7049 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
7050 original iterator is present in lastprivate clause or if
7051 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
7052 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7053 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
7054 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
7055 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
7056 if it is set, lookup var in outer contexts too. Handle
7057 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
7058 to be implicitly determined firstprivate for task regions.
7059 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
7060 if it is set, lookup var in outer contexts too. Set
7061 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
7062 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
7063 OMP_CLAUSE_UNTIED. Take region_type as last argument
7064 instead of in_parallel and in_combined_parallel.
7065 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
7067 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
7068 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
7069 (new_omp_context): Set default_kind to
7070 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
7071 (omp_region_type): New enum.
7072 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
7073 fields, add region_type.
7074 (new_omp_context): Take region_type as argument instead of is_parallel
7075 and is_combined_parallel.
7076 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
7077 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
7078 ctx->is_combined_parallel checks.
7079 (gimplify_omp_task): New function.
7080 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
7082 * omp-low.c (extract_omp_for_data): Use schedule(static)
7083 for schedule(auto). Handle pointer and unsigned iterators.
7084 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
7085 Add loops argument. Extract data for collapsed OMP_FOR loops.
7086 (expand_parallel_call): Assert sched_kind isn't auto,
7087 map runtime schedule to index 3.
7088 (struct omp_for_data_loop): New type.
7089 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
7090 Add loop, loops, collapse and iter_type fields.
7091 (workshare_safe_to_combine_p): Disallow combined for if
7092 iter_type is unsigned long long. Don't combine collapse > 1 loops
7093 unless all bounds and steps are constant. Adjust extract_omp_for_data
7095 (expand_omp_for_generic): Handle pointer, unsigned and long long
7096 iterators. Handle collapsed OMP_FOR loops. Adjust
7097 for struct omp_for_data changes. If libgomp function doesn't return
7098 boolean_type_node, add comparison of the return value with 0.
7099 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
7100 pointer, unsigned and long long iterators. Adjust for struct
7101 omp_for_data changes.
7102 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
7103 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
7104 unsigned long long. Allocate loops array, pass it to
7105 extract_omp_for_data. For collapse > 1 loops use always
7106 expand_omp_for_generic.
7107 (omp_context): Add sfield_map and srecord_type fields.
7108 (is_task_ctx, lookup_sfield): New functions.
7109 (use_pointer_for_field): Use is_task_ctx helper. Change first
7110 argument's type from const_tree to tree. Clarify comment.
7111 In OMP_TASK disallow copy-in/out sharing.
7112 (build_sender_ref): Call lookup_sfield instead of lookup_field.
7113 (install_var_field): Add mask argument. Populate both record_type
7114 and srecord_type if needed.
7115 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
7117 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
7118 and DECL_FIELD_OFFSET.
7119 (scan_sharing_clauses): Adjust install_var_field callers. For
7120 firstprivate clauses on explicit tasks allocate the var by value in
7121 record_type unconditionally, rather than by reference.
7122 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
7123 Use is_taskreg_ctx instead of is_parallel_ctx.
7124 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7125 (create_omp_child_function_name): Add task_copy argument, use
7126 *_omp_cpyfn* names if it is true.
7127 (create_omp_child_function): Add task_copy argument, if true create
7128 *_omp_cpyfn* helper function.
7129 (scan_omp_parallel): Adjust create_omp_child_function callers.
7130 Rename parallel_nesting_level to taskreg_nesting_level.
7131 (scan_omp_task): New function.
7132 (lower_rec_input_clauses): Don't run constructors for firstprivate
7133 explicit task vars which are initialized by *_omp_cpyfn*.
7134 Pass outer var ref to omp_clause_default_ctor hook if
7135 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
7136 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
7137 OMP_CLAUSE_REDUCTION_INIT.
7138 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
7139 avoid duplicate setting of fields. Handle
7140 OMP_CLAUSE_PRIVATE_OUTER_REF.
7141 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
7142 copy-out if TREE_READONLY, only copy-in.
7143 (expand_task_copyfn): New function.
7144 (expand_task_call): New function.
7145 (struct omp_taskcopy_context): New type.
7146 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
7148 (lower_omp_parallel): Rename to...
7149 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7150 Call create_task_copyfn if srecord_type is needed. Adjust
7152 (task_shared_vars): New variable.
7153 (check_omp_nesting_restrictions): Warn if work-sharing,
7154 barrier, master or ordered region is closely nested inside OMP_TASK.
7155 Add warnings for barrier if closely nested inside of work-sharing,
7156 ordered, or master region.
7157 (scan_omp_1): Call check_omp_nesting_restrictions even for
7158 GOMP_barrier calls. Rename parallel_nesting_level to
7159 taskreg_nesting_level. Handle OMP_TASK.
7160 (lower_lastprivate_clauses): Even if some lastprivate is found on a
7161 work-sharing construct, continue looking for them on parent parallel
7163 (lower_omp_for_lastprivate): Add lastprivate clauses
7164 to the beginning of dlist rather than end. Adjust for struct
7165 omp_for_data changes.
7166 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
7167 not after it. Handle collapsed OMP_FOR loops, adjust for
7168 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
7169 (get_ws_args_for): Adjust extract_omp_for_data caller.
7170 (scan_omp_for): Handle collapsed OMP_FOR
7171 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7172 (lower_omp_single_simple): If libgomp function doesn't return
7173 boolean_type_node, add comparison of the return value with 0.
7174 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
7175 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
7176 (parallel_nesting_level): Rename to...
7177 (taskreg_nesting_level): ... this.
7178 (is_taskreg_ctx): New function.
7179 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
7181 (execute_lower_omp): Rename parallel_nesting_level to
7182 taskreg_nesting_level.
7183 (expand_omp_parallel): Rename to...
7184 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7185 Call omp_task_call for OMP_TASK regions.
7186 (expand_omp): Adjust caller, handle OMP_TASK.
7187 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
7189 * bitmap.c (bitmap_default_obstack_depth): New variable.
7190 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
7191 if argument is NULL and bitmap_default_obstack is already initialized.
7192 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
7194 * matrix-reorg.c (matrix_reorg): Likewise.
7196 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
7198 * config/i386/i386.md (*indirect_jump): Macroize using P
7199 mode iterator. Remove !TARGET_64BIT from insn constraints.
7200 (*tablejump_1): Ditto.
7201 (*indirect_jump_rex64): Remove insn pattern.
7202 (*tablejump_1_rex64): Ditto.
7203 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
7204 and eh_return_si insn patterns.
7206 2008-06-06 Richard Guenther <rguenther@suse.de>
7208 * tree-ssa-structalias.c (merge_smts_into): Remove.
7209 (find_what_p_points_to): Do not bother to compute the
7210 points-to set for pt_anything pointers.
7211 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
7212 for pt_anything pointers is ok.
7214 2008-06-06 Jan Hubicka <jh@suse.cz>
7216 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
7218 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7220 * cgraph.c: Fix typos in comments.
7221 (cgraph_availability_names): Fix string typo.
7222 * fold-const.c: Fix typos in comments.
7223 (fold_binary): Fix typo in warning.
7224 * genautomata.c: Fix typos in comments.
7225 (check_presence_pattern_sets): Fix typo in local variable.
7226 (output_description): Fix typo in output.
7227 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
7228 * hwint.h: Likewise.
7229 * matrix-reorg.c (check_allocation_function): Likewise.
7230 * omega.c (smooth_weird_equations): Likewise.
7231 * auto-inc-dec.c: Fix typos in comments.
7232 * bb-reorder.c: Likewise.
7233 * builtins.c: Likewise.
7234 * c-common.c: Likewise.
7235 * c-cppbuiltin.c: Likewise.
7236 * c-parser.c: Likewise.
7237 * c-pretty-print.c: Likewise.
7238 * cfgcleanup.c: Likewise.
7239 * cfgexpand.c: Likewise.
7240 * cfghooks.c: Likewise.
7241 * cfglayout.c: Likewise.
7242 * cfgloopmanip.c: Likewise.
7243 * cgraphunit.c: Likewise.
7244 * coverage.c: Likewise.
7245 * dbxout.c: Likewise.
7246 * df-byte-scan.c: Likewise.
7247 * df-core.c: Likewise.
7248 * df-problems.c: Likewise.
7249 * df-scan.c: Likewise.
7251 * dominance.c: Likewise.
7252 * domwalk.c: Likewise.
7254 * dwarf2out.c: Likewise.
7255 * emit-rtl.c: Likewise.
7256 * et-forest.c: Likewise.
7257 * function.c: Likewise.
7258 * function.h: Likewise.
7260 * gcov-io.c: Likewise.
7263 * genattrtab.c: Likewise.
7264 * ggc-page.c: Likewise.
7265 * gimplify.c: Likewise.
7266 * gthr-lynx.h: Likewise.
7267 * haifa-sched.c: Likewise.
7268 * ipa-cp.c: Likewise.
7269 * ipa-inline.c: Likewise.
7270 * ipa-prop.h: Likewise.
7271 * ipa-pure-const.c: Likewise.
7272 * ipa-struct-reorg.c: Likewise.
7273 * ipa-struct-reorg.h: Likewise.
7274 * ipa-type-escape.c: Likewise.
7276 * loop-doloop.c: Likewise.
7277 * mips-tfile.c: Likewise.
7278 * mkmap-flat.awk: Likewise.
7279 * mkmap-symver.awk: Likewise.
7280 * modulo-sched.c: Likewise.
7281 * omp-low.c: Likewise.
7282 * optabs.c: Likewise.
7283 * optabs.h: Likewise.
7285 * passes.c: Likewise.
7286 * postreload-gcse.c: Likewise.
7287 * postreload.c: Likewise.
7288 * predict.c: Likewise.
7289 * pretty-print.h: Likewise.
7290 * profile.c: Likewise.
7291 * protoize.c: Likewise.
7292 * ra-conflict.c: Likewise.
7294 * recog.c: Likewise.
7295 * regclass.c: Likewise.
7297 * reload.c: Likewise.
7298 * rtl-error.c: Likewise.
7299 * rtlanal.c: Likewise.
7301 * sched-rgn.c: Likewise.
7304 * target.h: Likewise.
7305 * tree-dfa.c: Likewise.
7306 * tree-eh.c: Likewise.
7307 * tree-flow-inline.h: Likewise.
7308 * tree-inline.c: Likewise.
7309 * tree-into-ssa.c: Likewise.
7310 * tree-loop-distribution.c: Likewise.
7311 * tree-nested.c: Likewise.
7312 * tree-parloops.c: Likewise.
7313 * tree-pass.h: Likewise.
7314 * tree-pretty-print.c: Likewise.
7315 * tree-profile.c: Likewise.
7316 * tree-scalar-evolution.c: Likewise.
7317 * tree-sra.c: Likewise.
7318 * tree-ssa-alias-warnings.c: Likewise.
7319 * tree-ssa-ccp.c: Likewise.
7320 * tree-ssa-coalesce.c: Likewise.
7321 * tree-ssa-dom.c: Likewise.
7322 * tree-ssa-dse.c: Likewise.
7323 * tree-ssa-forwprop.c: Likewise.
7324 * tree-ssa-live.c: Likewise.
7325 * tree-ssa-live.h: Likewise.
7326 * tree-ssa-loop-im.c: Likewise.
7327 * tree-ssa-loop-ivopts.c: Likewise.
7328 * tree-ssa-loop-niter.c: Likewise.
7329 * tree-ssa-loop-prefetch.c: Likewise.
7330 * tree-ssa-phiopt.c: Likewise.
7331 * tree-ssa-phiprop.c: Likewise.
7332 * tree-ssa-sccvn.c: Likewise.
7333 * tree-ssa-ter.c: Likewise.
7334 * tree-ssa-threadupdate.c: Likewise.
7335 * tree-ssa.c: Likewise.
7336 * tree-vect-analyze.c: Likewise.
7337 * tree-vect-transform.c: Likewise.
7338 * tree-vectorizer.c: Likewise.
7339 * tree-vn.c: Likewise.
7340 * tree-vrp.c: Likewise.
7342 * tree.def: Likewise.
7344 * unwind-dw2-fde.c: Likewise.
7345 * unwind.inc: Likewise.
7346 * value-prof.c: Likewise.
7347 * vmsdbgout.c: Likewise.
7349 2008-06-05 David Edelsohn <edelsohn@gnu.org>
7351 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
7352 always place FP constants in the TOC for TARGET_POWERPC64.
7353 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
7355 2008-06-05 Joseph Myers <joseph@codesourcery.com>
7357 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
7358 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
7359 enable for TARGET_E500_DOUBLE.
7360 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
7361 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
7362 floating-point modes like integer modes for E500 double.
7363 (rs6000_legitimate_offset_address_p): Likewise.
7364 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
7365 addressing for DDmode for E500 double.
7366 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
7367 modes as using 64-bits of registers for E500 double.
7368 (spe_build_register_parallel): Do not handle DDmode or TDmode.
7369 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
7370 specially for E500 double.
7371 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
7372 TDmode for E500 double.
7373 (rs6000_gimplify_va_arg): Only handle SDmode in registers
7374 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
7375 (rs6000_split_multireg_move): Do not handle TDmode specially for
7377 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
7378 using 64-bit registers for E500 double.
7379 (emit_frame_save): Do not handle DDmode specially for E500 double.
7380 (gen_frame_mem_offset): Likewise.
7381 (rs6000_function_value): Do not call spe_build_register_parallel
7382 for DDmode or TDmode.
7383 (rs6000_libcall_value): Likewise.
7384 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
7385 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
7388 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
7390 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
7393 2008-06-04 Junjie Gu <jgu@tensilica.com>
7395 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
7396 comparison for frame pointers.
7398 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7401 * config/avr/avr.h (PUSH_ROUNDING): Remove.
7403 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7406 * builtins.c (expand_builtin_signbit): Don't take lowpart when
7407 register is already smaller or equal to required mode.
7409 2008-06-04 Xinliang David Li <davidxl@google.com>
7411 * tree-call-cdce.c: New file.
7412 (cond_dead_built_in_calls): New static variable.
7413 (input_domain): New struct.
7414 (check_pow): New function.
7415 (check_builtin_call): Ditto.
7416 (check_target_format): Ditto.
7417 (is_call_dce_candidate): Ditto.
7418 (gen_one_condition): Ditto.
7419 (gen_conditions_for_domain): Ditto.
7420 (get_domain): Ditto.
7421 (gen_conditions_for_pow_cst_base): Ditto.
7422 (gen_conditions_for_pow_int_base): Ditto.
7423 (gen_conditions_for_pow): Ditto.
7424 (get_no_error_domain): Ditto.
7425 (gen_shrink_wrap_conditions): Ditto.
7426 (shrink_wrap_one_built_in_call): Ditto.
7427 (shink_wrap_conditional_dead_built_in_calls): Ditto.
7428 (tree_call_cdce): Ditto.
7429 (gate_call_cdce): Ditto.
7430 (pass_call_cdce): New gimple pass.
7431 * passes.c: (init_optimization_passes): New pass.
7432 * tree-pass.h: New pass declaration.
7433 * opts.c (decode_options): New flag setting.
7434 * common.opt: Add -ftree-builtin-call-dce flag.
7435 * Makefile.in: Add new source file.
7436 * tempvar.def: New tv_id.
7437 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
7439 2008-06-04 Richard Guenther <rguenther@suse.de>
7441 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
7442 (is_call_clobbered): Always check var_ann->call_clobbered.
7443 (mark_call_clobbered): Always set var_ann->call_clobbered.
7444 (clear_call_clobbered): Always clear var_ann->call_clobbered.
7445 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
7446 (reset_alias_info): Clear call clobbering info on MTAGs and
7448 (set_pt_anything): Set pt_global_mem.
7449 (create_tag_raw): Adjust comment.
7450 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
7452 2008-06-04 Joseph Myers <joseph@codesourcery.com>
7453 Maxim Kuvyrkov <maxim@codesourcery.com>
7455 * config/m68k/m68k.opt (mxgot): New option.
7456 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
7457 (m68k_output_addr_const_extra): New.
7458 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
7459 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
7460 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
7461 * doc/invoke.texi (M680x0 Options): Document -mxgot.
7463 2008-06-04 Richard Guenther <rguenther@suse.de>
7465 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
7466 negative or non-representable offsets.
7468 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
7470 * config/i386/i386.c (ix86_gen_leave): New.
7471 (ix86_gen_pop1): Likewise.
7472 (ix86_gen_add3): Likewise.
7473 (ix86_gen_sub3): Likewise.
7474 (ix86_gen_sub3_carry): Likewise.
7475 (ix86_gen_one_cmpl2): Likewise.
7476 (ix86_gen_monitor): Likewise.
7477 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
7478 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
7479 ix86_gen_one_cmpl2 and ix86_gen_monitor.
7480 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
7481 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
7482 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
7483 (ix86_expand_epilogue): Updated.
7484 (print_operand): Handle integer register operand for 'z'.
7485 (ix86_expand_strlensi_unroll_1): Likewise.
7486 (ix86_expand_strlen): Likewise.
7487 (ix86_expand_builtin): Likewise.
7488 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
7489 mov{q}/mov{l} and add{q}/add{l}.
7491 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7493 * config/i386/i386.md (P): New mode iterator.
7494 (SFmode push_operand splitter): Macroize DImode and SImode pushes
7495 using P mode iterator.
7496 (DFmode push_operand splitter): Ditto.
7497 (XFmode push_operand splitter): Ditto.
7498 (DFmode float_extend SFmode push_operand splitter): Ditto.
7499 (XFmode float_extend SFmode push_operand splitter): Do not generate
7500 SImode pushes for 64bit target. Macroize Dimode and SImode
7501 pushes using P mode iterator.
7502 (XFmode float_extend DFmode push_operand splitter): Ditto.
7504 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7506 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
7507 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
7508 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
7510 (ix86_call_abi_override): Remove check for call_used_regs.
7512 2008-06-03 Richard Guenther <rguenther@suse.de>
7514 * tree-ssa-structalias.c (find_func_aliases): Add constraints
7515 for the lhs of calls if the return type contains pointers.
7517 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7519 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
7520 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
7521 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
7522 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
7523 of cfun and DEFAULT_ABI to deceide abi mode.
7525 (REG_PARM_STACK_SPACE): Removed.
7526 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
7527 (STACK_BOUNDARY): Use default target to deceide stack boundary.
7528 * config/i386/i386-protos.h (ix86_cfun_abi): New.
7529 (ix86_function_abi): Likewise.
7530 (ix86_function_type_abi): Likewise.
7531 (ix86_call_abi_override): Likewise.
7532 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
7533 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
7534 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
7535 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
7537 (X86_64_REGPARM_MAX): New.
7538 (X86_64_SSE_REGPARM_MAX): New.
7539 (X64_REGPARM_MAX): New.
7540 (X64_SSE_REGPARM_MAX): New.
7541 (X86_32_REGPARM_MAX): New.
7542 (X86_32_SSE_REGPARM_MAX): New.
7543 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
7544 (ix86_function_regparm): Handle user calling abi.
7545 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
7546 by DEFAULT_ABI versus SYSV_ABI check.
7547 (ix86_reg_parm_stack_space): New.
7548 (ix86_function_type_abi): New.
7549 (ix86_call_abi_override): New.
7550 (ix86_function_abi): New.
7551 (ix86_cfun_abi): New.
7552 (init_cumulative_args): Call abi specific initialization.
7553 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
7554 (function_arg_64): Extend SSE_REGPARM_MAX check.
7555 (function_arg (): Remove TARGET_64BIT_MS_ABI.
7556 (ix86_pass_by_reference): Likewise.
7557 (ix86_function_value_regno_p): Likewise.
7558 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
7559 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
7560 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
7561 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
7562 (setup_incoming_varargs_64): Adjust regparm for call abi.
7563 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
7564 (ix86_va_start): Likewise.
7565 (ix86_gimplify_va_arg): Likewise.
7566 (ix86_expand_prologue): Likewise.
7567 (output_pic_addr_const): Likewise.
7568 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
7569 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
7570 (x86_output_mi_thunk): Likewise.
7571 (x86_function_profiler): Likewise.
7572 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
7573 (SYSV_ABI, MS_ABI): New constants.
7575 (init_regs): Add prototype of function in regclass.c file.
7576 (OVERRIDE_ABI_FORMAT): New.
7577 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
7578 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
7579 (OUTGOING_REG_PARM_STACK_SPACE): New.
7580 (ix86_reg_parm_stack_space): New prototype.
7581 (CUMULATIVE_ARGS): Add call_abi member.
7582 (machine_function): Add call_abi member.
7583 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
7584 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
7586 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
7589 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
7590 (avr_builtin_setjmp_frame_value): New function.
7591 * config/avr/avr.md (nonlocal_goto_receiver): Define.
7592 (nonlocal_goto): Define.
7594 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
7596 * config/mips/mips.c (mips_emit_loadgp): Return early if
7597 there is nothing do to, otherwise emit a blockage if
7598 !TARGET_EXPLICIT_RELOCS || crtl->profile.
7599 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
7601 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7603 * configure.ac: Drop unneeded backslash ending up in config.in.
7604 * acinclude.m4: Likewise.
7605 * config.in: Regenerate.
7607 2008-05-26 Jan Hubicka <jh@suse.cz>
7609 * predict.c (maybe_hot_frequency_p): Break out of...
7610 (maybe_hot_bb_p): ... here.
7611 (maybe_hot_edge_p): New.
7612 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
7613 * basic-block.h (maybe_hot_edge_p): Declare.
7615 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7617 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
7618 (*cmpfp_<mode>_cc): Ditto.
7619 (*fp_jcc_8<mode>_387): Ditto.
7620 (*fop_<MODEF:mode>_2_i387): Ditto.
7621 (*fop_<MODEF:mode>_3_i387): Ditto.
7622 (*fop_xf_2_i387): Ditto.
7623 (*fop_xf_3_i387): Ditto.
7625 2008-06-02 Tomas Bily <tbily@suse.cz>
7627 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
7629 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7631 * config/mips/mips.c (mips_valid_offset_p): New function.
7632 (mips_valid_lo_sum_p): Likewise.
7633 (mips_classify_address): Use them.
7634 (mips_force_address): New function.
7635 (mips_legitimize_address): Use it.
7636 * config/mips/mips.md (MOVE128): New mode iterator.
7637 (movtf): Require TARGET_64BIT. Remove empty strings.
7638 (*movtf_internal): Rename to...
7639 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
7640 of "R" and use {,fp}{load,store} attributes instead of "multi".
7641 Use a separate define_split.
7642 (*movtf_mips16): New pattern.
7644 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7646 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
7647 * config/mips/mips.c (mips_expand_before_return): New function.
7648 (mips_expand_epilogue): Call it.
7649 * config/mips/mips.md (return): Turn into a define_expand.
7650 (*return): New insn.
7652 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7654 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
7655 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
7656 functions. Do not emit uses and clobbers of CONCATs; individually
7657 use and clobber their operands.
7658 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
7659 gen_clobber, emit_use and gen_use.
7660 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
7661 (expand_builtin_return): Likewise.
7662 * cfgbuild.c (count_basic_blocks): Likewise.
7663 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
7664 * explow.c (emit_stack_restore): Likewise.
7665 * expmed.c (extract_bit_field_1): Likewise.
7666 * expr.c (convert_move, emit_move_complex_parts): Likewise.
7667 (emit_move_multi_word, store_constructor): Likewise.
7668 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
7669 (thread_prologue_and_epilogue_insns): Likewise.
7670 * lower-subreg.c (resolve_simple_move): Likewise.
7671 * optabs.c (widen_operand, expand_binop): Likewise.
7672 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
7673 * reload.c (find_reloads): Likewise.
7674 * reload1.c (eliminate_regs_in_insn): Likewise.
7675 * stmt.c (expand_nl_goto_receiver): Likewise.
7676 * config/alpha/alpha.md (builtin_longjmp): Likewise.
7677 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
7678 * config/arm/arm.c (arm_load_pic_register): Likewise.
7679 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
7680 * config/arm/arm.md (untyped_return): Likewise.
7681 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
7682 * config/avr/avr.c (expand_prologue): Likewise.
7683 * config/bfin/bfin.c (do_unlink): Likewise.
7684 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
7685 * config/cris/cris.c (cris_expand_prologue): Likewise.
7686 * config/darwin.c (machopic_indirect_data_reference): Likewise.
7687 (machopic_legitimize_pic_address): Likewise.
7688 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
7689 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
7690 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
7691 (ix86_expand_convert_uns_didf_sse): Likewise.
7692 (ix86_expand_vector_init_general): Likewise.
7693 * config/ia64/ia64.md (eh_epilogue): Likewise.
7694 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
7695 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
7696 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
7697 (config/iq2000/iq2000.c): Likewise.
7698 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7699 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
7700 (builtin_longjmp): Likewise.
7701 * config/mn10300/mn10300.md (call, call_value): Likewise.
7702 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
7703 * config/pdp11/pdp11.md (abshi2): Likewise.
7704 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7705 * config/s390/s390.c (s390_emit_prologue): Likewise.
7706 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
7707 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
7708 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
7709 * config/sh/sh.c (prepare_move_operands): Likewise.
7710 (output_stack_adjust, sh_expand_epilogue): Likewise.
7711 (sh_set_return_address, sh_expand_t_scc): Likewise.
7712 * config/sparc/sparc.c (load_pic_register): Likewise.
7713 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
7714 * config/spu/spu.c (spu_expand_epilogue): Likewise.
7715 * config/v850/v850.c (expand_epilogue): Likewise.
7717 2008-05-31 Anatoly Sokolov <aesok@post.ru>
7719 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
7720 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
7721 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
7722 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
7723 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
7724 stack pointer register.
7725 (output_movhi): Remove code for interrupt specific writing to the
7726 stack pointer register.
7728 2008-05-31 Richard Guenther <rguenther@suse.de>
7730 PR tree-optimization/34244
7731 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
7732 (tree_expr_nonzero_warnv_p): Likewise.
7733 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7734 ssa_name_nonnegative_p.
7735 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
7736 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
7737 not tree_expr_nonzero_warnv_p.
7739 PR tree-optimization/36262
7741 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
7743 PR tree-optimization/34244
7744 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
7745 (record_numbers_of_iterations): New function.
7746 (execute_vrp): Cache the numbers of iterations of loops.
7747 * tree-scalar-evolution.c (scev_reset_except_niters):
7749 (scev_reset): Use scev_reset_except_niters.
7750 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
7752 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
7754 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7755 __WORKAROUND_RETS when appropriate.
7757 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7759 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
7760 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
7762 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
7763 *fop_df_comm_sse insn patterns using MODEF mode iterator.
7764 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
7765 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
7766 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
7767 *fop_df_1_mixed insn patterns using MODEF mode iterator.
7768 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
7769 *fop_df_1_sse insn patterns using MODEF mode iterator.
7770 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
7771 *fop_df_1_i387 insn patterns using MODEF mode iterator.
7772 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
7773 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
7774 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
7775 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
7776 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
7777 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
7778 (*fop_xf_4_i387): Use <MODE> for mode attribute.
7779 (*fop_xf_5_i387): Ditto.
7780 (*fop_xf_6_i387): Ditto.
7782 2008-05-30 Richard Guenther <rguenther@suse.de>
7784 * builtins.c (build_string_literal): Avoid generating
7785 a non-gimple_val result.
7787 2008-05-30 DJ Delorie <dj@redhat.com>
7789 * exec-tool.in: Use an environment variable (private) instead of a
7790 file (shared) as a semaphore, so as to not break parallel builds.
7792 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
7794 * optabs.c (maybe_encapsulate_block): Remove.
7795 (emit_libcall_block): Adjust accordingly.
7796 * optabs.h (maybe_encapsulate_block): Remove prototype.
7798 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
7799 Don't use maybe_encapsulate_block.
7801 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
7803 * config/rs6000/rs6000.c (rs6000_legitimize_address,
7804 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
7805 rtx is a SYMBOL_REF before calling get_pool_constant.
7807 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
7809 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
7811 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
7813 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
7814 rather than OS names to choose INO_T_EQ definition.
7815 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
7816 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
7818 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
7821 * config/darwin-f.c: New.
7822 * config/t-darwin: Added rule to build darwin-f.o.
7823 * config.gcc: Defined new variable, fortran_target_objs.
7824 (*-*-darwin*): Set fortran_target_objs.
7825 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
7826 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
7827 * configure: Regenerated.
7829 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
7832 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
7833 canonical type if needed.
7835 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
7837 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
7839 2008-05-29 Richard Guenther <rguenther@suse.de>
7841 PR tree-optimization/36343
7842 PR tree-optimization/36346
7843 PR tree-optimization/36347
7844 * tree-flow.h (clobber_what_p_points_to): Declare.
7845 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
7846 pointed-to variable is dereferenced is irrelevant to whether
7847 the pointer can access the pointed-to variable.
7848 (clobber_what_p_points_to): New function.
7849 * tree-ssa-alias.c (set_initial_properties): Use it.
7850 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
7851 call clobber check for NMTs.
7853 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7855 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
7856 for printing gcov_type.
7858 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7860 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
7861 and the eh region information.
7862 * value-prof.c (gimple_move_stmt_histograms): New function.
7863 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
7865 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
7867 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
7869 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7871 * value-prof.c (tree_ic_transform): Print counts.
7872 * tree-profile.c (tree_gen_ic_func_profiler):
7873 Clear __gcov_indreict_call_callee variable to avoid misattribution
7876 2008-05-28 Rafael Espindola <espindola@google.com>
7878 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
7881 2008-05-28 Richard Guenther <rguenther@suse.de>
7883 PR tree-optimization/36339
7884 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
7885 and clobbering code out of the loop.
7887 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
7889 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
7892 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
7893 s390_contiguous_bitmask_p, s390_symref_operand_p,
7894 s390_check_symref_alignment, s390_reload_larl_operand,
7895 s390_reload_symref_address): New functions.
7896 (s390_branch_condition_mnemonic): Support compare and branch
7898 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
7899 and 'W' constraints.
7900 (s390_secondary_reload): Add secondary reloads for unaligned
7901 symbol refs or symbol refs to floating point or QI/TI mode
7903 (legitimate_address_p): Accept symbol references as addresses.
7904 (s390_expand_insv): Use rotate and insert selected bits
7905 instruction for insv when building for z10.
7906 (print_operand_address): Handle symbol ref addresses.
7907 (print_operand): Output modifier 'c' added for signed byte values.
7908 (s390_encode_section_info): Mark symbol refs with
7909 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
7911 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
7912 (length attribute): RRF, RRR have 4 byte length.
7913 (FPALL, INTALL): New mode iterators added.
7914 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
7915 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
7916 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
7917 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
7918 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
7919 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
7920 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
7921 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
7923 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
7924 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
7925 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
7926 reload<INTALL:mode><P:mode>_toreg_z10,
7927 reload<FPALL:mode><P:mode>_tomem_z10,
7928 reload<FPALL:mode><P:mode>_toreg_z10,
7929 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
7930 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
7931 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
7932 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
7934 (movmem, clrmem, cmpmem): New splitters added.
7936 * config/s390/predicates.md (larl_operand): Use
7937 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
7938 SYMBOL_REF_ALIGN1_P.
7939 (s390_signed_integer_comparison,
7940 s390_unsigned_integer_comparison): New predicates.
7942 * config/s390/s390-protos.h (s390_check_symref_alignment,
7943 s390_contiguous_bitmask_p, s390_reload_larl_operand,
7944 s390_reload_symref_address,
7945 s390_compare_and_branch_condition_mask): Prototypes added.
7947 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
7948 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
7949 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
7951 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
7953 * config/s390/s390.c (z10_cost): New cost function for z10.
7954 (s390_handle_arch_option, override_options): Support -march=z10 switch.
7955 (s390_issue_rate): Adjust issue rate for z10.
7956 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
7957 (processor_flags): Add PF_Z10.
7958 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
7959 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
7960 * gcc/config.gcc: Add z10.
7962 2008-05-28 Richard Guenther <rguenther@suse.de>
7964 PR tree-optimization/36291
7965 * tree-flow. h (struct gimple_df): Remove var_anns member.
7966 * tree-flow-inline.h (gimple_var_anns): Remove.
7967 (var_ann): Simplify.
7968 * tree-dfa.c (create_var_ann): Simplify.
7969 (remove_referenced_var): Clear alias info from var_anns of globals.
7970 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
7971 (delete_tree_ssa): Clear alias info from var_anns of globals.
7972 Do not free var_anns.
7973 (var_ann_eq): Remove.
7974 (var_ann_hash): Likewise.
7976 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
7978 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
7979 and loongson2f entries.
7980 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
7981 * config/mips/mips.h (processor_type): Add Loongson-2E
7982 and Loongson-2F entries.
7983 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
7984 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
7985 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
7986 * doc/invoke.texi (MIPS Options): Document loongson2e
7987 and loongson2f processor names.
7989 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
7993 * config/i386/i386.c (ix86_function_arg_boundary): Use
7994 alignment of canonical type.
7995 (ix86_expand_vector_move): Check unaligned memory access for
7998 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
8000 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
8001 Moved to the front of file.
8003 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
8004 H.J. Lu <hongjiu.lu@intel.com>
8006 * dwarf2out.c (current_fde): New.
8008 (lookup_cfa:): Likewise.
8009 (dwarf2out_end_epilogue): Likewise.
8010 (dwarf2out_note_section_used): Likewise.
8012 2008-05-27 Michael Matz <matz@suse.de>
8015 * c.opt (Wenum-compare): New warning option.
8016 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
8018 2008-05-27 Michael Matz <matz@suse.de>
8021 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
8023 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
8024 into memory as tail calls.
8026 2008-05-27 Richard Guenther <rguenther@suse.de>
8028 PR tree-optimization/36339
8029 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
8030 pointers cause all addressable variables to be call clobbered.
8032 2008-05-27 Richard Guenther <rguenther@suse.de>
8034 PR tree-optimization/36245
8035 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
8037 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8039 * config/s390/s390.md: Replace all occurences of the 'm'
8040 constraint with 'RT'.
8042 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8044 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
8046 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
8048 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
8049 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
8050 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
8052 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8054 * reload.c: (find_reloads): Skip alternatives according to the
8055 "enabled" attribute. Constify the constraint variable.
8056 * recog.c (get_attr_enabled): Add default implementation.
8057 (extract_insn): Set the alternative_enabled_p array
8058 in the recog_data struct.
8059 (preprocess_constraints, constrain_operands): Skip
8060 alternatives according to the "enabled" attribute
8061 * recog.h (struct recog_data): New field alternative_enabled_p.
8062 (skip_alternative): New inline function.
8063 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
8064 (record_reg_classes): Skip alternative according to the
8065 "enabled" attribute.
8067 * doc/md.texi: Add documention for the "enabled" attribute.
8069 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8071 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
8072 * postreload.c (reload_cse_simplify_operands): Replace 'm'
8073 constraint with TARGET_MEM_CONSTRAINT.
8074 * recog.c (asm_operand_ok, preprocess_constraints,
8075 constrain_operands): Likewise.
8076 * regclass.c (record_reg_classes): Likewise.
8077 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
8078 * reload1.c (maybe_fix_stack_asms): Likewise.
8079 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
8080 * recog.h: Adjust comment.
8081 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
8082 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
8083 * doc/md.texi: Add a note to description of 'm' constraint.
8084 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
8086 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
8088 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
8089 that the bitfield is of integral type before testing its precision.
8091 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8092 Sa Liu <saliu@de.ibm.com>
8094 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
8095 __modti3, __udivti3, __umodti3 and __udivmodti4.
8096 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
8097 that implement TImode mul and div functions.
8098 * config/spu/multi3.c: New. Implement __multi3.
8099 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
8100 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
8103 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
8105 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
8106 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
8107 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
8108 tls_sysv_suffix): New mode and mode attribute iterators.
8109 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
8110 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
8111 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
8112 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
8113 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
8116 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
8118 PR tree-optimization/36329
8119 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
8120 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
8121 * cgraphbuild.c (initialize_inline_failed): Use the latter
8122 macro in lieu of the former.
8123 * ipa-inline.c (cgraph_mark_inline): Likewise.
8124 (cgraph_decide_inlining_of_small_function): Likewise.
8125 (cgraph_decide_inlining): Likewise.
8126 (cgraph_decide_inlining_incrementally): Likewise.
8128 2008-05-26 Tristan Gingold <gingold@adacore.com>
8129 Anatoly Sokolov <aesok@post.ru>
8131 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
8132 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
8133 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
8134 optimization for 'avr6' architecture.
8136 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
8139 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
8141 2008-05-26 Richard Guenther <rguenther@suse.de>
8143 * tree-ssa-sccvn.c (expr_has_constants): Declare.
8144 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
8146 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
8149 * caller-save.c (insert_restore): Verify alignment of spill space.
8150 (insert_save): Likewise.
8151 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
8152 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
8153 (STACK_SLOT_ALIGNMENT): Likewise.
8154 * function.c (LOCAL_ALIGNMENT): Removed.
8155 (get_stack_local_alignment): New.
8156 (assign_stack_local): Use it. Set alignment on stack slot.
8157 (assign_stack_temp_for_type): Use get_stack_local_alignment.
8158 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
8159 (STACK_SLOT_ALIGNMENT): New.
8160 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
8161 stack slot in XFmode.
8163 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
8165 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
8168 * config/i386/i386.md (allocate_stack_worker_64): Make sure
8169 argument operand in rax isn't removed.
8171 2008-05-26 Richard Guenther <rguenther@suse.de>
8174 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
8175 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
8177 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8180 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
8182 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
8184 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
8185 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
8187 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8189 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
8190 build a trampoline if we don't want one.
8191 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
8192 return zero for nested functions if we don't want a trampoline.
8194 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8196 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
8198 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8201 * c.opt: Removed undocumented option '-lang-fortran'.
8202 * c-common.h: Removed global variable 'lang_fortran'.
8203 * c-opts.c (c_common_handle_option): Removed code to handle
8204 option '-lang-fortran'. Updated includes.
8205 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
8206 definition of '__GFORTRAN__'.
8207 (define__GNUC__): Reimplemented to use BASEVER and
8208 cpp_define_formatted.
8209 (builtin_define_with_value_n): Removed.
8210 * c-incpath.h: Renamed to ...
8211 * incpath.h: ... this.
8212 * c-incpath.c: Renamed to ...
8213 * incpath.c: ... this. Updated includes.
8214 * fix-header.c: Updated includes.
8215 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
8216 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
8217 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
8219 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8221 * tree.h: Update the table of flags used on tree nodes.
8222 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
8223 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
8224 (FORCED_LABEL): Add access check.
8225 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
8226 (ASM_INPUT_P): Likewise.
8227 (ASM_VOLATILE_P): Likewise.
8228 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
8229 (OMP_SECTION_LAST): Access private_flag directly.
8230 (OMP_RETURN_NOWAIT): Likewise.
8231 (OMP_PARALLEL_COMBINED): Likewise.
8232 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
8233 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
8234 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
8235 deprecated_flag directly.
8237 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
8239 * final.c (frame_pointer_needed): Removed.
8240 * flags.h (frame_pointer_needed): Likewise.
8242 * function.h (rtl_data): Add frame_pointer_needed.
8243 (frame_pointer_needed): New.
8245 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
8247 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
8249 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
8251 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
8254 2008-05-25 Alan Modra <amodra@bigpond.net.au>
8256 * c-common.c (strip_array_types): Move function to..
8258 (get_inner_array_type): Delete.
8259 * c-common.h (strip_array_types): Move declaration to..
8261 (get_inner_array_type): Delete.
8262 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
8263 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
8264 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
8265 * config/pa/pa.c (emit_move_sequence): Likewise.
8267 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
8269 * config/i386/i386.md (*sse_prologue_save_insn): Set length
8272 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
8274 * function.c: Include target hook for nonlocal_goto frame value.
8276 2008-05-24 Richard Guenther <rguenther@suse.de>
8278 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
8279 variable can be only accessed through a pointer or a union.
8281 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8283 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
8284 * doc/extend.texi: Likewise.
8286 2008-05-23 DJ Delorie <dj@redhat.com>
8288 * config/m32c/jump.md (untyped_call): Add.
8290 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
8292 (m32c_address_cost): Detail costs for indirect offsets.
8294 2008-05-23 Rafael Espindola <espindola@google.com>
8296 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
8297 if a node is a SUBREG.
8298 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
8301 2008-05-23 Paul Brook <paul@codesourcery.com>
8302 Carlos O'Donell <carlos@codesourcery.com>
8304 * doc/extend.texi: Clarify use of __attribute__((naked)).
8305 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
8306 * target.h (gcc_target): Add allocate_stack_slots_for_args.
8307 * function.c (use_register_for_decl): Use
8308 targetm.calls.allocate_stack_slots_for_args.
8309 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
8310 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
8311 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
8313 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
8315 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
8317 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
8319 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
8320 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
8321 is only rounded once.
8323 2008-05-23 Richard Guenther <rguenther@suse.de>
8325 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
8327 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
8328 Jakub Jelinek <jakub@redhat.com>
8331 * configure.ac: Handle --enable-cld.
8332 * configure: Regenerated.
8333 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
8334 * config/i386/i386.h (struct machine_function): Add needs_cld field.
8335 (ix86_current_function_needs_cld): New define.
8336 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
8337 (cld): New isns pattern.
8338 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
8339 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
8340 * config/i386/i386.opt (mcld): New option.
8341 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
8342 TARGET_CLD and ix86_current_function_needs_cld.
8343 (override_options): Use -mcld by default for 32-bit code if
8346 * doc/install.texi (Options specification): Document --enable-cld.
8347 * doc/invoke.texi (Machine Dependent Options)
8348 [i386 and x86-64 Options]: Add -mcld option.
8349 (Intel 386 and AMD x86-64 Options): Document -mcld option.
8351 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
8352 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
8353 (return_in_memory_64): Likewise.
8354 (return_in_memory_ms_64): Likewise.
8356 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8358 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
8359 * builtins.c (fold_builtin_fpclassify): New.
8360 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
8361 * builtins.def (BUILT_IN_FPCLASSIFY): New.
8362 * c-common.c (handle_type_generic_attribute): Adjust to accept
8363 fixed arguments before an elipsis.
8364 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
8365 * doc/extend.texi: Document __builtin_fpclassify.
8367 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
8369 * omp-low.c (gate_expand_omp_ssa): Remove.
8370 (pass_expand_omp_ssa): Remove.
8371 (gate_expand_omp): Do not check for flag_openmp_ssa.
8372 * common.opt (-fopenmp-ssa): Remove.
8373 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
8375 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
8377 * config/sh/sh.opt (mfixed-range): New option.
8378 * config/sh/sh-protos.h (sh_fix_range): Declare.
8379 * config/sh/sh.c (sh_fix_range): New function.
8380 * config/sh/sh.h (sh_fixed_range_str): Declare.
8381 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
8383 * doc/invoke.texi (SH Options): Document -mfixed-range.
8385 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
8387 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
8388 it before the redeclaration.
8390 2008-05-22 Anatoly Sokolov <aesok@post.ru>
8392 * config/avr/avr.c (get_sequence_length): Add new function.
8393 (expand_prologue, expand_epilogue): Remove duplicate code.
8395 2008-05-22 Rafael Espindola <espindola@google.com>
8397 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
8400 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
8402 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
8403 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
8405 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
8406 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
8407 (vect_update_misalignment_for_peel): Likewise.
8408 (vector_alignment_reachable_p): Likewise.
8409 * tree-vect-transform.c (vectorizable_load): Likewise.
8410 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
8411 (get_vectype_for_scalar_type): Pass mode of scalar_type
8412 to UNITS_PER_SIMD_WORD.
8414 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
8415 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
8416 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
8417 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
8418 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
8420 2008-05-22 Ira Rosen <irar@il.ibm.com>
8422 PR tree-optimization/36293
8423 * tree-vect-transform.c (vect_transform_strided_load): Don't check
8424 if the first load must be skipped because of a gap.
8426 2008-05-22 Richard Guenther <rguenther@suse.de>
8428 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
8429 more cases of offset disambiguation that is possible if
8430 strict-aliasing rules apply.
8431 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
8432 for basic offset and type-based disambiguation.
8434 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8436 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
8437 ix86_expand_vector_set on V16QImode for SSE4.1.
8439 2008-05-21 Tom Tromey <tromey@redhat.com>
8441 * c.opt (Wimport): Mark as undocumented.
8442 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
8444 (Warning Options): Likewise.
8445 * doc/cppopts.texi: Don't mention -Wimport.
8447 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
8449 PR tree-optimization/36287
8450 PR tree-optimization/36286
8451 * lambda-code.c (build_access_matrix): Do not use the loop->num
8452 for computing the number of induction variables: use the loop depth
8455 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
8458 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
8459 option -f(no-)leading-underscore.
8461 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8463 * config/i386/i386.c (ix86_expand_vector_init_general): Use
8464 GET_MODE_NUNITS (mode).
8466 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
8468 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
8469 (-mmulhw): Add 464 to description.
8470 (-mdlmzb): Likewise.
8471 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
8472 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
8474 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
8475 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
8476 * config/rs6000/rs6000.md: Update comments for 464.
8478 2008-05-21 Janis Johnson <janis187@us.ibm.com>
8480 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
8482 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8484 * config/i386/sse.md (vec_extractv4sf): Removed.
8485 (vec_extractv2df): Likewise.
8486 (vec_extractv2di): Likewise.
8487 (vec_extractv4si): Likewise.
8488 (vec_extractv8hi): Likewise.
8489 (vec_extractv16qi): Likewise.
8490 (vec_extract<mode>): New.
8492 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8494 * config/i386/sse.md (vec_setv4sf): Removed.
8495 (vec_setv2df): Likewise.
8496 (vec_setv2di): Likewise.
8497 (vec_setv4si): Likewise.
8498 (vec_setv8hi): Likewise.
8499 (vec_setv16qi): Likewise.
8500 (vec_set<mode>): New.
8502 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8504 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
8505 goto for vec_concat and vec_interleave.
8507 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8509 * config/i386/sse.md (vec_initv4sf): Removed.
8510 (vec_initv2df): Likewise.
8511 (vec_initv2di): Likewise.
8512 (vec_initv4si): Likewise.
8513 (vec_initv8hi): Likewise.
8514 (vec_initv16qi): Likewise.
8515 (vec_init<mode>): New.
8517 2008-05-21 Joseph Myers <joseph@codesourcery.com>
8519 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
8521 2008-05-21 Tom Tromey <tromey@redhat.com>
8523 * ggc-zone.c (lookup_page_table_if_allocated): New function.
8524 (zone_find_object_offset): Likewise.
8525 (gt_ggc_m_S): Likewise.
8526 (highest_bit): Likewise.
8527 * ggc-page.c (gt_ggc_m_S): New function.
8528 * stringpool.c (string_stack): Remove.
8529 (init_stringpool): Update.
8530 (ggc_alloc_string): Use ggc_alloc.
8531 (maybe_delete_ident): New function.
8532 (ggc_purge_stringpool): Likewise.
8533 (gt_ggc_m_S): Remove.
8534 * ggc-common.c (ggc_protect_identifiers): New global.
8535 (ggc_mark_roots): Call ggc_purge_stringpool. Use
8536 ggc_protect_identifiers.
8537 * ggc.h (ggc_protect_identifiers): Declare.
8538 (gt_ggc_m_S): Update.
8539 (ggc_purge_stringpool): Declare.
8540 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
8541 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
8543 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
8545 2008-05-21 David S. Miller <davem@davemloft.net>
8547 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
8550 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
8552 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
8555 2008-05-20 David Daney <ddaney@avtrex.com>
8557 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
8558 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
8559 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
8560 UNSPEC_UPDATE_GOT_VERSION): Renumber.
8561 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
8562 (atomic_hiqi_op): New define_code_iterator.
8563 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
8564 mips_expand_compare_and_swap_12.
8565 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
8566 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
8567 (sync_<optab><mode>, sync_old_<optab><mode>,
8568 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8569 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
8570 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
8571 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
8572 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
8573 (test_and_set_12): New insn.
8574 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
8575 sync_new_<optab><mode>, sync_old_nand<mode>,
8576 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
8577 clobber to operand 0 for SI and DI mode insns.
8578 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
8579 mips_gen_fn_4): New typedefs.
8580 (mips_gen_fn_ptrs): Define new union type.
8581 (mips_expand_compare_and_swap_12): Remove declaration.
8582 (mips_expand_atomic_qihi): Declare function.
8583 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
8584 (mips_expand_atomic_qihi): ... this. Use new generator function
8586 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
8587 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
8588 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
8589 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
8590 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
8591 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
8592 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
8593 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
8594 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
8595 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
8598 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
8600 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
8603 2008-05-20 Anatoly Sokolov <aesok@post.ru>
8605 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
8606 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
8607 (avr_attribute_table): Add 'OS_main' function attribute.
8608 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
8609 functions with 'OS_main' attribute.
8611 2008-05-20 Richard Guenther <rguenther@suse.de>
8613 PR tree-optimization/35204
8614 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
8615 helper, split out from ...
8616 (DFS): ... here. Make the DFS walk non-recursive.
8618 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
8619 Jan Sjodin <jan.sjodin@amd.com>
8621 PR tree-optimization/36181
8622 * tree-parloops.c (loop_has_vector_phi_nodes): New.
8623 (parallelize_loops): Don't parallelize when the loop has vector
8626 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8627 Sebastian Pop <sebastian.pop@amd.com>
8629 * tree-loop-linear.c (gather_interchange_stats): Look in the access
8630 matrix, and never look at the tree representation of the memory
8632 (linear_transform_loops): Computes parameters and access matrices.
8633 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
8635 (access_matrix_get_index_for_parameter): New.
8636 * tree-data-ref.h (struct access_matrix): New.
8637 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
8638 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
8639 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
8640 am_vector_index_for_loop): New.
8641 (struct data_reference): Add field access_matrix.
8642 (DR_ACCESS_MATRIX): New.
8643 (compute_data_dependences_for_loop): Update declaration.
8644 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
8645 * lambda.h (lambda_vector_vec_p): Declared.
8646 * lambda-code.c: Depend on pointer-set.h.
8647 (lambda_collect_parameters_from_af, lambda_collect_parameters,
8648 av_for_af_base, av_for_af, build_access_matrix,
8649 lambda_compute_access_matrices): New.
8650 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
8652 2008-05-20 Joseph Myers <joseph@codesourcery.com>
8654 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
8657 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8658 Sebastian Pop <sebastian.pop@amd.com>
8660 PR tree-optimization/36206
8661 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
8663 (instantiate_scev_1): Rename flags to fold_conversions.
8664 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
8665 outeside instantiation_loop.
8666 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
8667 (evolution_function_is_affine_or_constant_p): Removed.
8668 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
8670 (analyze_siv_subscript): Pass in the loop nest number.
8671 Call evolution_function_is_affine_in_loop instead of
8672 evolution_function_is_affine_p.
8673 (analyze_overlapping_iterations): Pass in the loop nest number.
8675 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8676 Sebastian Pop <sebastian.pop@amd.com>
8678 PR tree-optimization/36206
8679 * tree-chrec.h (chrec_fold_op): New.
8680 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
8683 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
8685 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
8687 (remove_duplicates): Do not set inode on non-inode systems.
8690 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
8692 * config.gcc (tm_file): Update comments about relative pathnames.
8694 2008-05-20 Richard Guenther <rguenther@suse.de>
8696 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
8697 * tree-ssa-sccvn.c (process_scc): Likewise.
8698 * tree-ssa-sink.c (execute_sink_code): Likewise.
8699 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
8700 * tree-vrp.c (process_assert_insertions): Likewise.
8701 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8702 (perform_tree_ssa_dce): Likewise.
8703 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
8704 (dump_dominator_optimization_stats): Likewise.
8705 * tree-vectorizer.c (vectorize_loops): Likewise.
8707 2008-05-20 Richard Guenther <rguenther@suse.de>
8709 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
8711 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
8713 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
8714 (ix86_i386elf_return_in_memory): Likewise.
8715 (ix86_i386interix_return_in_memory): Likewise.
8716 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
8717 (SUBTARGET_RETURN_IN_MEMORY): New.
8718 * config/i386/i386elf.h: Likewise.
8719 * config/i386/ptx4-i.h: Likewise.
8720 * config/i386/sol2-10.h: Likewise.
8721 * config/i386/sysv4.h: Likewise.
8722 * config/i386/vx-common.h: Likewise.
8723 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
8724 * config/i386/i386.c (ix86_return_in_memory): Made static and
8725 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
8726 (ix86_i386elf_return_in_memory): Removed.
8727 (ix86_i386interix_return_in_memory): Removed.
8728 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
8729 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
8731 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
8733 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
8735 2008-05-19 Xinliang David Li <davidxl@google.com>
8737 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
8739 * common.opt: Ditto.
8740 * doc/invoke.texi: Ditto.
8742 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
8744 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
8745 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
8747 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
8749 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
8750 sizes of operand array from 8/4 to 4/2.
8751 (ix86_expand_vector_init_general): Change size of operand array
8752 from 32 to 16. Remove op0, op1 and half_mode.
8754 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
8756 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
8757 (ix86_expand_vector_init_interleave): Likewise.
8758 (ix86_expand_vector_init_general): Use them. Assert
8759 word_mode == SImode when n_words == 4.
8761 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
8763 * config/i386/i386.c (ix86_secondary_reload): New static function.
8764 (TARGET_SECONDARY_RELOAD): New define.
8765 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
8766 * config/i386/i386.md (reload_outqi): Remove.
8768 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8771 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
8772 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
8773 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
8774 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
8775 (fold_builtin_1): Likewise.
8776 * builtins.def (BUILT_IN_ISINF_SIGN): New.
8777 c-common.c (check_builtin_function_arguments): Handle
8778 BUILT_IN_ISINF_SIGN.
8779 * doc/extend.texi: Document __builtin_isinf_sign.
8780 * fold-const.c (operand_equal_p): Handle COND_EXPR.
8782 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
8784 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
8785 EH cleanup at the end of the pass, search for those that have been
8786 turned into forwarder blocks and do the cleanup on their successor.
8788 2008-05-18 Richard Guenther <rguenther@suse.de>
8790 * tree-cfg.c (verify_gimple_expr): Allow conversions from
8791 pointers to sizetype and vice versa.
8793 2008-05-18 Xinliang David Li <davidxl@google.com>
8795 * gcc/tree-ssa-dce.c: Coding style fix.
8796 (check_pow): Documentation comment.
8797 (check_log): Documenation comment. Coding style fix.
8798 (is_unnecessary_except_errno_call): Ditto.
8799 (gen_conditions_for_pow): Ditto.
8800 (gen_conditions_for_log): Ditto.
8801 (gen_shrink_wrap_conditions): Ditto.
8802 (shrink_wrap_one_built_in_calls): Ditto.
8803 * gcc/doc/invoke.texi: Better documentation string.
8804 * ChangeLog: Fix wrong change log entries from
8805 May 17 checkin on function call DCE.
8807 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
8809 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
8811 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
8813 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
8814 * df-problems.c (simulation routines): Fixed block comment to
8815 properly say how to add forwards scanning functions.
8817 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
8819 * tree-inline.c (setup_one_parameter): Remove dead code.
8821 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
8823 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
8824 a BIT_AND_EXPR only for an INTEGER_TYPE.
8826 2008-05-17 Xinliang David Li <davidxl@google.com>
8828 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
8829 (check_pow, check_log, is_unnecessary_except_errno_call): New
8830 functions to check for eliminating math functions that are pure
8831 except for setting errno.
8832 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
8833 general condition expressions for shrink-wrapping pow/log calls.
8834 (gen_shrink_wrap_conditions): Ditto.
8835 (shrink_wrap_one_built_in_call): Ditto.
8836 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
8837 (mark_operand_necessary): If debugging, output if OP is necessary.
8838 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
8840 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
8842 * gcc/common.opt: New user flag -ftree-builtin-dce.
8843 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
8845 2008-05-16 David S. Miller <davem@davemloft.net>
8847 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
8848 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
8850 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
8853 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
8855 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8857 * ifcvt.c (dead_or_predicable): Rename
8858 df_simulate_one_insn_backwards to df_simulate_one_insn.
8859 * recog.c (peephole2_optimize): Ditto.
8860 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
8862 * df.h: Rename df_simulate_one_insn_backwards to
8863 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
8864 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
8865 scanning of defs and uses.
8866 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
8867 (df_simulate_one_insn_forwards): Removed.
8869 2008-05-16 Doug Kwan <dougkwan@google.com>
8871 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
8873 (real_from_string): Handle NaNs and Inf as approriate.
8875 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
8877 * doc/gty.texi (Source Files Containing Type Information): Note
8878 that headers should appear first in the gtfiles list.
8880 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8882 * tree.def (COND_EXEC): Properly documented this code.
8884 2008-05-16 Diego Novillo <dnovillo@google.com>
8886 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
8887 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
8890 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8892 * tree-ssa-dse (max_stmt_uid): Removed.
8893 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
8894 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
8895 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
8896 * function.h (cfun.last_stmt_uid): New field.
8897 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
8898 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
8900 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
8901 (create_stmt_ann): Initialize the ann->uid field.
8902 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
8904 * tree-flow.h (renumber_gimple_stmt_uids): New function.
8906 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
8908 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
8909 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
8910 (init_empty_tree_cfg): Call it.
8912 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8914 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
8917 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8919 * doc/invoke.text (-fdump-tree-*-verbose): New option.
8920 * tree-dump.c (dump_options): New verbose option.
8921 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
8923 * tree-pass.h (TDF_VERBOSE): New dump flag.
8924 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
8925 (tree-flow.h): Added include.
8926 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
8928 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
8930 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
8932 From Jie Zhang <jie.zhang@analog.com>
8933 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8934 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
8935 mcpu=bf561-none and mcpu=bf561-0.2.
8936 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8937 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
8938 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8939 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
8940 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
8941 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
8942 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
8944 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
8945 (cputype_selected): Remove.
8946 (bfin_handle_option): Don't use cputype_selected.
8947 (override_options): When no mcpu option, enable all workarounds.
8948 Don't use bfin_workarounds.
8949 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
8951 (DEFAULT_CPU_TYPE): Don't define.
8953 2008-05-16 Richard Guenther <rguenther@suse.de>
8955 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
8956 on deletion of the last stmt.
8958 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
8960 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
8961 V8HImode for SSE2 and V16QImode for SSE4.1.
8963 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8965 * cgraph.h (compute_inline_parameters): Made public.
8966 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
8967 variable_generate_summary, function_write_summary,
8968 variable_write_summary, variable_read_summary. Added generate_summary,
8969 write_summary, read_summary.
8970 * cgraphunit.c (cgraph_process_new_functions): Changed call from
8971 pass_ipa_inline.function_generate_summary, to
8972 compute_inline_parameters.
8973 * ipa-inline.c (compute_inline_parameters): Made public and added
8975 (compute_inline_parameters_for_current): New function.
8976 (pass_inline_param): Now calls compute_inline_parameters_for_current.
8977 (inline_generate_summary): Removed parameter and made to loop over
8979 (pass_ipa_inline): Updated for new IPA_PASS structure.
8980 * passes.c (execute_ipa_summary_passes): Now is called once per
8981 pass rather than once per node*pass.
8983 2008-05-15 Anatoly Sokolov <aesok@post.ru>
8985 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
8986 avr_have_mul_p, avr_asm_only_p): Remove variables.
8987 (avr_override_options): Remove initialization of removed variables.
8988 (avr_file_start): Convert removed variables to fields of
8989 'struct base_arch_s *avr_current_arch'.
8990 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
8991 (AVR_HAVE_MUL): (Ditto.).
8992 (AVR_HAVE_MOVW): (Ditto.).
8993 (AVR_HAVE_LPMX): (Ditto.).
8994 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
8995 avr_asm_only_p): Remove declaration.
8997 2008-05-15 Diego Novillo <dnovillo@google.com>
8999 * config/arm/arm.c (arm_return_in_memory): Fix return type.
9000 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
9002 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
9005 * combine.c (check_conversion): Rename back to check_promoted_subreg.
9006 Don't call record_truncated_value from here.
9007 (record_truncated_value): Turn it into a for_each_rtx callback.
9008 (record_truncated_values): New function.
9009 (combine_instructions): Call note_uses with record_truncated_values.
9010 Change name of check_conversion to check_promoted_subreg.
9012 2008-05-15 Janis Johnson <janis187@us.ibm.com>
9014 * doc/sourcebuild.texi: Document support for torture tests.
9016 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
9018 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
9019 to alternative 4 of operand 2.
9021 2008-05-15 Richard Guenther <rguenther@suse.de>
9023 * tree-pass.h (current_pass): Declare.
9024 (get_pass_for_id): Likewise.
9025 * passes.c (passes_by_id, passes_by_id_size): New globals.
9026 (set_pass_for_id): New function.
9027 (get_pass_for_id): Likewise.
9028 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
9029 (execute_function_todo): Flush per function statistics.
9030 * toplev.c (compile_file): Init statistics.
9031 (general_init): Do early statistics initialization.
9032 (finalize): Finish statistics.
9033 * statistics.h (statistics_early_init): Declare.
9034 (statistics_init): Likewise.
9035 (statistics_fini): Likewise.
9036 (statistics_fini_pass): Likewise.
9037 (statistics_counter_event): Likewise.
9038 (statistics_histogram_event): Likewise.
9039 * statistics.c: New file.
9040 * Makefile.in (OBJS-common): Add statistics.o.
9041 (statistics.o): Add dependencies.
9042 * doc/invoke.texi (-fdump-statistics): Document.
9044 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
9046 (execute_pre): Use statistics_counter_event.
9047 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
9048 (substitute_and_fold): Increment it. Use statistics_counter_event.
9050 2008-05-15 Diego Novillo <dnovillo@google.com>
9052 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
9054 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
9055 * tree-ssa-alias.c (new_type_alias): Remove references to
9056 sub-variables from comment.
9057 * tree-ssa-operands.c (swap_tree_operands): Likewise.
9059 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
9061 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
9062 attribute to 1 only for insertps alternative.
9064 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
9066 * config/bfin/bfin.md (loadbytes): New pattern.
9067 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
9068 (bfin_init_builtins): Initialize it.
9069 (bdesc_1arg): Add it.
9071 2008-05-15 Sa Liu <saliu@de.ibm.com>
9073 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
9074 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
9075 * testsuite/lib/target-supports.exp: Add
9076 check_effective_target_fortran_integer_16.
9078 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
9080 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
9081 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
9082 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
9083 (TARGET_RETURN_IN_MEMORY): Define.
9085 2008-05-15 Richard Guenther <rguenther@suse.de>
9088 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
9089 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
9090 represent unmodifiable vars.
9092 2008-05-15 Richard Guenther <rguenther@suse.de>
9094 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
9095 INDIRECT_REF and TARGET_MEM_REF.
9096 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9099 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
9100 H.J. Lu <hongjiu.lu@intel.com>
9102 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
9103 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
9104 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
9105 insn alternatives. Add missing alternatives.
9106 (*vec_concatv2di_rex64_sse4_1): Likewise.
9107 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
9108 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
9111 2008-05-15 Richard Guenther <rguenther@suse.de>
9113 PR tree-optimization/36009
9114 PR tree-optimization/36204
9115 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
9116 (determine_invariantness_stmt): Record the loop a store is
9118 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
9121 2008-05-15 Richard Guenther <rguenther@suse.de>
9123 PR tree-optimization/34330
9124 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
9125 through the pointer will alias the SMT.
9127 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
9129 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
9131 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
9133 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
9135 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9136 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9138 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
9139 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
9140 (vashl_optab): New optab for vector/vector shifts.
9141 (vashr_optab): Ditto.
9142 (vlshr_optab): Ditto.
9143 (vrotl_optab): Ditto.
9144 (vrotr_optab): Ditto.
9145 (optab_subtype): New enum for optab_for_tree_code call.
9146 (optab_for_tree_code): Add enum optab_subtype argument.
9148 * optabs.c (optab_for_tree_code): Take an additional argument to
9149 distinguish between a vector shift by a scalar and vector shift by
9150 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
9151 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
9152 vector shift by a vector.
9153 (expand_widen_pattern_expr): Pass additional argument to
9154 optab_for_tree_code.
9156 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
9157 vrotl_optab, vrotr_optab.
9159 * expr.c (expand_expr_real_1): Update calls to
9160 optab_for_tree_code to distinguish between vector shifted by a
9161 scalar and vector shifted by a vector.
9162 * tree-vectorizer.c (supportable_widening_operation): Ditto.
9163 (supportable_narrowing_operation): Ditto.
9164 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
9165 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
9166 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
9167 (vect_create_epilog_for_reduction): Ditto.
9168 (vectorizable_reduction): Ditto.
9169 (vectorizable_operation): Ditto.
9170 (vect_strided_store_supported): Ditto.
9171 (vect_strided_load_supported): Ditto.
9172 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9173 * expmed.c (expand_shift): Ditto.
9175 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
9177 (ashr@var{m}3): Ditto.
9178 (vashl@var{m}3): Document new vector/vector shift standard name.
9179 (vashr@var{m}3): Ditto.
9180 (vlshr@var{m}3): Ditto.
9181 (vrotl@var{m}3): Ditto.
9182 (vrotr@var{m}3): Ditto.
9184 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
9185 (PPERM_INVERT): Ditto.
9186 (PPERM_REVERSE): Ditto.
9187 (PPERM_REV_INV): Ditto.
9188 (PPERM_ZERO): Ditto.
9189 (PPERM_ONES): Ditto.
9190 (PPERM_SIGN): Ditto.
9191 (PPERM_INV_SIGN): Ditto.
9192 (PPERM_SRC1): Ditto.
9193 (PPERM_SRC2): Ditto.
9195 * config/i386/sse.md (mulv2di3): Add SSE5 support.
9196 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
9197 allows a memory operand to be the value being added, and split it
9198 to improve vectorization.
9199 (sse5_pmacsdqh_mem): Ditto.
9200 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
9201 (sse5_mulv2div2di3_high): Ditto.
9202 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
9203 (vec_pack_trunc_v4si): Ditto.
9204 (vec_pack_trunc_v2di): Ditto.
9205 (sse5_pcmov_<mode>): Remove code that tried to use use
9206 andps/andnps instead of pcmov.
9207 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
9208 pmacsdqh instructions.
9209 (vec_widen_smult_lo_v4si): Ditto.
9211 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
9212 (PPERM_INVERT): Ditto.
9213 (PPERM_REVERSE): Ditto.
9214 (PPERM_REV_INV): Ditto.
9215 (PPERM_ZERO): Ditto.
9216 (PPERM_ONES): Ditto.
9217 (PPERM_SIGN): Ditto.
9218 (PPERM_INV_SIGN): Ditto.
9219 (PPERM_SRC1): Ditto.
9220 (PPERM_SRC2): Ditto.
9221 (ix86_expand_sse_movcc): Move the SSE5 test after the if
9223 (ix86_expand_int_vcond): If SSE5 generate all possible integer
9225 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
9226 says ignore whether the last reference is a memory operand.
9228 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9229 Paolo Bonzini <bonzini at gnu dot org>
9231 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
9234 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
9235 (vlshr<mode>3): Rename from vlshr<mode>3.
9236 (vashr<mode>3): Rename from vashr<mode>3.
9237 (mulv4sf3): Change the names of vector shift patterns.
9241 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
9244 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
9269 * config/spu/spu.md (v): New iterator macro to add v for vector types.
9270 (floatunssidf2_internal): Change vector/vector shift names.
9271 (floatunsdidf2_internal): Ditto.
9278 (vashl<mode>3): Rename from ashl<mode>3.
9279 (vashr<mode>3): Rename from ashr<mode>3.
9280 (vlshr<mode>3): Rename from lshr<mode>3.
9281 (vrotl<mode>3): Rename from rotl<mode>3.
9283 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9286 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
9287 multiply gives the wrong value when doing widening multiplies.
9288 (vec_widen_smult_lo_v4si): Ditto.
9290 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
9292 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
9293 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
9294 emit_library_call_value.
9295 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
9296 * tree.h (ECF_LIBCALL_BLOCK): Removed.
9297 * calls.c (initialize_argument_information, precompute_arguments,
9298 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
9299 (precompute_arguments): Removed flags parameter.
9300 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
9302 2008-05-14 Richard Guenther <rguenther@suse.de>
9304 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
9305 Make sure to register the store if the use is a PHI_NODE.
9307 2008-05-14 Olivier Hainque <hainque@adacore.com>
9309 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
9310 memory if the component is to be referenced in BLKmode according
9311 to get_inner_reference.
9313 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
9315 * calls.c (emit_library_call_value_1): Restore code clearing
9316 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
9318 2008-05-14 Olivier Hainque <hainque@adacore.com>
9319 Nicolas Roche <roche@adacore.com>
9321 * configure.ac: Add support for a "gcc_subdir" variable in
9322 config-lang.in, to denote a subdirectory where the language/GCC
9323 integration files are to be found.
9324 * configure: Regenerate.
9326 2008-05-14 Ira Rosen <irar@il.ibm.com>
9328 PR tree-optimization/36098
9329 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
9330 value for the first load in the group in case of a gap.
9331 (vect_build_slp_tree): Check that there are no gaps in loads.
9333 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
9335 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
9336 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
9337 expand_copysign_bit, ): Change call to emit_no_conflict_block to
9338 emit_insn and remove unneeded code to construct extra args.
9339 (emit_no_conflict_block): Removed.
9340 * optabls.h: (emit_no_conflict_block): Removed.
9341 * cse.c (cse_extended_basic_block): Remove search for
9342 REG_NO_CONFLICT note.
9343 * global.c: Removed incorrect comment added in revision 117.
9344 * expr.c (convert_move): Change call to emit_no_conflict_block to
9346 * recog.c: Change comments so that they do not mention
9348 * local_alloc.c (combine_regs): Removed last parameter.
9349 (no_conflict_p): Removed.
9350 (block_alloc): Removed note, no_conflict_combined_regno and set
9351 local vars. Removed all code to process REG_NO_CONFLICT blocks.
9352 (combine_regs): Removed already_dead and code to look for
9353 REG_NO_CONFLICT notes.
9354 * lower_subreg (remove_retval_note): Removed code to look for
9355 REG_NO_CONFLICT block.
9356 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
9357 (resolve_clobber): Remove code to process libcalls that have
9358 REG_NO_CONFLICT notes.
9359 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
9361 * combine.c (can_combine_p, distribute_notes): Removed
9362 REG_NO_CONFLICT case.
9363 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
9365 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
9366 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
9368 * reg-notes.def (NO_CONFLICT): Removed.
9370 2008-05-14 David S. Miller <davem@davemloft.net>
9372 * config/sparc/sparc.c (sparc_profile_hook): If
9373 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
9374 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
9375 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
9377 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
9379 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
9381 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
9384 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
9385 and op1 expansion before vector concat to have less live pseudos.
9387 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
9389 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
9390 ix86_expand_vector_set if supported.
9392 2008-05-13 Diego Novillo <dnovillo@google.com>
9393 Kenneth Zadeck <zadeck@naturalbridge.com>
9395 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
9397 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
9398 phinodes_print_statistics, init_ssanames, fini_ssanames,
9399 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
9400 release_ssa_name, release_defs, replace_ssa_name_symbol,
9401 ssanames_print_statistics): Move ...
9402 * tree-flow.h: ... here.
9403 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
9404 Use FN instead of cfun.
9405 (make_ssa_name_fn): Rename from make_ssa_name.
9406 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
9407 * tree-flow-inline.h (make_ssa_name): Move from
9408 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
9409 * omp-low.c (expand_omp_parallel):
9410 * tree-flow-inline.h (redirect_edge_var_map_result):
9411 * tree-ssa.c (init_tree_ssa): Add argument FN.
9412 Use it instead of cfun. Update all users.
9414 2008-05-13 Tom Tromey <tromey@redhat.com>
9416 PR preprocessor/22168:
9417 * doc/cpp.texi (Top): Update menu.
9418 (Alternatives to Wrapper #ifndef): New node.
9419 (Other Directives): Document deprecation.
9420 (Obsolete Features): Remove menu.
9421 (Assertions): Merge node into Obsolete Features.
9422 (Obsolete once-only headers): Move earlier; rename to Alternatives
9424 * doc/cppopts.texi: Update.
9425 * c.opt (Wdeprecated): Enable for C and ObjC.
9426 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
9427 (C++ Dialect Options): Move -Wno-deprecated from here to...
9428 (Warning Options): ... here.
9430 2008-05-13 Richard Guenther <rguenther@suse.de>
9433 * fold-const.c (fold_sign_changed_comparison): Do not allow
9434 changes in pointer-ness.
9436 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9439 * config/sh/sh.c (sh_expand_prologue): Don't clear
9440 RTX_FRAME_RELATED_P for push insns.
9442 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
9444 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
9446 2008-05-12 Anatoly Sokolov <aesok@post.ru>
9448 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
9449 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
9450 Use 'machine->is_leaf' instead of 'leaf_func_p'.
9452 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
9454 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
9455 (*vec_concatv4sf_sse): This.
9456 (*sse2_concatv2si): Renamed to ...
9457 (*vec_concatv2si_sse2): This.
9458 (*sse1_concatv2si): Renamed to ...
9459 (*vec_concatv2si_sse): This.
9460 (*vec_concatv2di_rex): Renamed to ...
9461 (*vec_concatv2di_rex64): This.
9462 (*vec_concatv2si_sse4_1): New.
9463 (*vec_concatv2di_rex64_sse4_1): Likewise.
9465 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
9467 PR rtl-optimization/36111
9468 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
9469 that was created for swappable operands.
9471 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
9474 * Makefile.in: Substitute GNATMAKE and GNATBIND.
9475 * configure.ac: Add call to ACX_PROG_GNAT.
9477 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
9479 * optc-gen.awk: Fix comment typo.
9481 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9483 * pretty-print.c (pp_integer_with_precision): Use
9484 HOST_LONG_LONG_FORMAT.
9486 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
9488 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
9490 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
9492 * config/i386/i386.c (bdesc_ptest): Removed.
9493 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
9494 (bdesc_args): Add __builtin_ia32_ptestz128,
9495 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
9496 (ix86_init_mmx_sse_builtins): Updated.
9497 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
9498 (ix86_expand_builtin): Updated.
9500 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
9502 * tree-cfg.c (valid_fixed_convert_types_p): New function.
9503 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
9505 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
9507 * value-prof.c (interesting_stringop_to_profile): Do not
9508 return early for BUILT_IN_MEMPCPY.
9510 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
9512 * calls.c (expand_call): Don't use callgraph to increase
9513 preferred_stack_boundary.
9515 * cgraph.h (cgraph_rtl_info): Use unsigned on
9516 preferred_incoming_stack_boundary.
9518 * final.c (rest_of_clean_state): Use unsigned on
9519 preferred_stack_boundary.
9521 2008-05-09 Tom Tromey <tromey@redhat.com>
9523 PR preprocessor/22231:
9524 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
9527 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
9529 PR tree-optimization/36129
9530 * tree-ssa-ccp.c: Include value-prof.h.
9531 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
9532 built-in function was folded to a constant.
9533 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
9535 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
9536 Sebastian Pop <sebastian.pop@amd.com>
9538 * tree-scalar-evolution.c: Document instantiate_scev.
9539 (instantiate_parameters_1): Renamed instantiate_scev_1.
9540 Don't use the same loop for instantiation_loop and evolution_loop.
9541 (instantiate_scev): New.
9542 (instantiate_parameters): Moved...
9543 (resolve_mixers): Update call to instantiate_scev_1 to pass the
9544 same loop twice. Maintains the semantics for this function.
9545 * tree-scalar-evolution.h (instantiate_scev): Declare.
9546 (instantiate_parameters): ...here. Now static inline.
9547 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
9548 instead of resolve_mixers.
9550 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9552 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
9554 2008-05-09 Tomas Bily <tbily@suse.cz>
9556 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
9557 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
9558 * tree-ssa-structalias.c (get_constraint_for): Likewise.
9559 * c-common.c (c_common_truthvalue_conversion): Likewise.
9560 * tree-object-size.c (compute_object_offset): Likewise.
9561 * tree-inline.c (estimate_num_insns_1): Likewise.
9562 * varasm.c (const_hash_1, compare_constant, copy_constant)
9563 (compute_reloc_for_constant, output_addressed_constants)
9564 (initializer_constant_valid_p): Likewise.
9565 * c-omp.c (check_omp_for_incr_expr): Likewise.
9566 * gimplify.c (gimplify_expr): Likewise.
9567 * c-typeck.c (c_finish_return): Likewise.
9568 * tree-vectorizer.c (supportable_widening_operation)
9569 (supportable_narrowing_operation): Likewise.
9570 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
9571 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
9572 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9573 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
9574 (descr_info_loc): Likewise.
9575 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
9576 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
9577 (fold_unary): Likewise.
9578 * builtins.c (get_pointer_alignment): Likewise.
9579 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
9580 (instantiate_parameters_1): Likewise.
9581 * tree.c (expr_align, stabilize_reference): Likewise.
9582 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
9583 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
9584 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
9585 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
9586 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
9587 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
9589 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
9590 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
9591 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9592 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
9593 (forward_propagate_comparison)
9594 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9595 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
9596 * emit-rtl.c (component_ref_for_mem_expr)
9597 (set_mem_attributes_minus_bitpos): Likewise.
9598 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
9599 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
9601 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
9602 (build_function_call, pointer_diff, build_compound_expr)
9603 (c_finish_return): Likewise.
9604 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
9605 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
9607 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
9608 * expr.c (is_aligning_offset): Likewise.
9609 * tree-ssa-alias.c (is_escape_site): Likewise.
9610 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
9611 (check_all_va_list_escapes): Likewise.
9612 * tree-ssa-loop-ivopts.c (determine_base_object)
9613 (determine_common_wider_type): Likewise.
9614 * dojump.c (do_jump): Likewise.
9615 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
9616 * tree-gimple.c (is_gimple_cast): Likewise.
9617 * fold-const.c (decode_field_reference, )
9618 (fold_sign_changed_comparison, fold_unary, fold_comparison)
9619 (fold_binary): Likewise.
9620 * tree-ssa-alias-warnings.c (find_alias_site_helper)
9621 (already_warned_in_frontend_p): Likewise.
9622 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
9623 * tree.c (really_constant_p, get_unwidened): Likewise.
9624 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9625 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9626 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
9628 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
9630 (CONVERT_EXPR_P): Define.
9631 (CASE_CONVERT): Define.
9633 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
9636 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
9637 (delete_unmarked_insns): When deleting a call, call
9638 delete_unreachable_blocks.
9639 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
9640 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
9642 2008-05-08 Richard Guenther <rguenther@suse.de>
9644 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
9645 (-ftree-salias): Likewise.
9646 (salias-max-implicit-fields): Remove param documentation.
9647 (salias-max-array-elements): Likewise.
9648 * tree-pass.h (pass_create_structure_vars): Remove.
9649 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
9650 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
9651 * tree-ssa-alias.c (create_structure_vars): Remove.
9652 (gate_structure_vars): Likewise.
9653 (pass_create_structure_vars): Likewise.
9654 (gate_build_alias): Likewise.
9655 (pass_build_alias): Adjust to run always and dump the function.
9656 * common.opt (ftree-salias): Hide.
9657 * passes.c (init_optimization_passes): Remove
9658 pass_create_structure_vars, adjust comment.
9659 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
9660 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
9661 * opts.c (decode_options): Do not set flag_tree_salias.
9662 (common_handle_option): Add OPT_ftree_salias to the backward
9663 compatibility section.
9665 2008-05-08 Richard Guenther <rguenther@suse.de>
9667 * tree-flow-inline.h (var_can_have_subvars): Move ...
9668 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
9669 * tree-flow.h (var_can_have_subvars): Remove.
9670 (push_fields_onto_fieldstack): Remove.
9671 (sort_fieldstack): Likewise.
9672 (struct fieldoff): Move ...
9673 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
9674 alias_set and base_for_components fields.
9675 (sort_fieldstack): Make static.
9676 (push_fields_onto_fieldstack): Likewise. Remove code that
9677 handles anything but RECORD_TYPEs. Remove alias_set and
9678 base_for_components handling.
9679 (create_variable_info_for): Adjust.
9681 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
9683 * common.opt (Wframe-larger-than=): Shorten the help message
9685 * doc/invoke.texi (Wframe-larger-than=): Add more description.
9687 2008-05-08 Rafael Espindola <espindola@google.com>
9689 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
9691 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
9692 trap and that both operands are gimple values.
9693 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
9694 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
9697 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
9699 * read-rtl.c (join_c_conditions): Return the first string if the
9700 two strings are equal.
9702 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
9704 * gensupport.h (pred_data): Add a "num_codes" field.
9705 (add_predicate_code): Declare.
9706 * gensupport.c (add_predicate_code): New function.
9707 (std_pred_table): Add an "allows_const_p" field.
9708 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
9709 Remove the (incomplete) list of such codes from the codes field.
9710 (init_predicate_table): Use add_predicate_code. Add all
9711 RTX_CONST_OBJs if allows_const_p is true.
9712 * genrecog.c (process_define_predicate): Use add_predicate_code.
9714 2008-05-08 David Daney <ddaney@avtrex.com>
9715 Richard Sandiford <rsandifo@nildram.co.uk>
9717 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
9718 special case of constant zero operands.
9719 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
9720 old and new values. Special case constant zero values.
9721 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
9723 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
9724 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
9726 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
9729 * simplify-rtx.c (simplify_plus_minus): Create CONST of
9730 similar RTX_CONST_OBJ before CONST_INT.
9732 2008-05-08 Steve Ellcey <sje@cup.hp.com>
9734 * stmt.c (expand_stack_restore): Change sa mode if needed.
9736 2008-05-08 Richard Guenther <rguenther@suse.de>
9738 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
9739 return type to bool.
9740 (ix86_sol10_return_in_memory): Likewise.
9741 (ix86_i386elf_return_in_memory): Likewise.
9742 (ix86_i386interix_return_in_memory): Likewise.
9743 * config/i386/i386.c (ix86_return_in_memory): Likewise.
9744 (ix86_sol10_return_in_memory): Likewise.
9745 (ix86_i386elf_return_in_memory): Likewise.
9746 (ix86_i386interix_return_in_memory): Likewise.
9748 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
9751 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
9753 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
9754 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
9757 2008-05-08 Richard Guenther <rguenther@suse.de>
9759 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
9760 * tree-data-ref.h (struct dr_alias): Remove subvars field.
9761 (DR_SUBVARS): Remove.
9762 * tree-dfa.c (dump_subvars_for): Remove.
9763 (debug_subvars_for): Likewise.
9764 (dump_variable): Do not dump subvars.
9765 (remove_referenced_var): Do not remove subvars.
9766 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
9767 (lookup_subvars_for_var): Remove.
9768 (get_subvars_for_var): Likewise.
9769 (get_subvars_at): Likewise.
9770 (get_first_overlapping_subvar): Likewise.
9771 (overlap_subvar): Likewise.
9772 * tree-flow.h (subvar_t): Remove.
9773 (struct var_ann_d): Remove subvars field.
9774 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
9775 argument. Remove special handling of SFTs.
9776 (compute_tag_properties): Likewise.
9777 (set_initial_properties): Likewise.
9778 (compute_call_clobbered): Likewise.
9779 (count_mem_refs): Likewise.
9780 (compute_memory_partitions): Likewise.
9781 (compute_flow_insensitive_aliasing): Likewise.
9782 (setup_pointers_and_addressables): Likewise.
9783 (new_type_alias): Likewise.
9784 (struct used_part): Remove.
9785 (used_portions): Likewise.
9786 (struct used_part_map): Likewise.
9787 (used_part_map_eq): Likewise.
9788 (used_part_map_hash): Likewise.
9789 (free_used_part_map): Likewise.
9790 (up_lookup): Likewise.
9791 (up_insert): Likewise.
9792 (get_or_create_used_part_for): Likewise.
9793 (create_sft): Likewise.
9794 (create_overlap_variables_for): Likewise.
9795 (find_used_portions): Likewise.
9796 (create_structure_vars): Likewise.
9797 * tree.def (STRUCT_FIELD_TAG): Remove.
9798 * tree.h (MTAG_P): Adjust.
9799 (struct tree_memory_tag): Remove base_for_components and
9800 unpartitionable flags.
9801 (struct tree_struct_field_tag): Remove.
9802 (SFT_PARENT_VAR): Likewise.
9803 (SFT_OFFSET): Likewise.
9804 (SFT_SIZE): Likewise.
9805 (SFT_NONADDRESSABLE_P): Likewise.
9806 (SFT_ALIAS_SET): Likewise.
9807 (SFT_UNPARTITIONABLE_P): Likewise.
9808 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
9809 (union tree_node): Remove sft field.
9810 * alias.c (get_alias_set): Remove special handling of SFTs.
9811 * print-tree.c (print_node): Remove handling of SFTs.
9812 * tree-dump.c (dequeue_and_dump): Likewise.
9813 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
9814 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
9815 * tree-predcom.c (set_alias_info): Do not set subvars.
9816 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
9817 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
9818 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
9819 (add_vars_for_offset): Remove.
9820 (add_virtual_operand): Remove special handling of SFTs.
9821 (add_call_clobber_ops): Likewise.
9822 (add_call_read_ops): Likewise.
9823 (get_asm_expr_operands): Likewise.
9824 (get_modify_stmt_operands): Likewise.
9825 (get_expr_operands): Likewise.
9826 (add_to_addressable_set): Likewise.
9827 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
9828 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9829 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
9830 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
9831 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
9832 (tree_node_structure): Likewise.
9833 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
9835 (find_what_p_points_to): Likewise.
9837 2008-05-08 Sa Liu <saliu@de.ibm.com>
9839 * config/spu/spu.md: Fixed subti3 pattern.
9841 2008-05-08 Richard Guenther <rguenther@suse.de>
9844 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
9845 sure to create a representative for trailing arrays for PTA.
9847 2008-05-08 Richard Guenther <rguenther@suse.de>
9850 * fold-const.c (operand_equal_p): Two objects which types
9851 differ in pointerness are not equal.
9853 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
9855 * calls.c (compute_argument_block_size): Add argument tree fndecl.
9856 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
9857 (emit_library_call_value_1): Add new variable fndecl initialized by
9858 NULL_TREE. It should be the decl type of orgfun, but this information
9859 seems not to be available here, so it uses the default calling abi.
9860 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
9861 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
9862 by TARGET_RETURN_IN_MEMORY.
9863 * config/i386/i386-interix.h: Likewise.
9864 * config/i386/i386.h: Likewise.
9865 * config/i386/i386elf.h: Likewise.
9866 * config/i386/ptx4-i.h: Likewise.
9867 * config/i386/sol2-10.h: Likewise.
9868 * config/i386/sysv4.h: Likewise.
9869 * config/i386/vx-common.h: Likewise.
9870 * config/cris/cris.h: Removed #if 0 clause.
9871 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
9872 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
9874 (ix86_sol10_return_in_memory): Likewise.
9875 (ix86_i386elf_return_in_memory): New.
9876 (ix86_i386interix_return_in_memory): New.
9877 * config/mt/mt-protos.h (mt_return_in_memory): New.
9878 * config/mt/mt.c: Likewise.
9879 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
9880 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
9881 * config/bfin/bfin.h: Likewise.
9882 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
9884 * config/bfin/bfin.c: Likewise.
9885 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
9886 * config/alpha/unicosmk.h: Likewise.
9887 * config/i386/cygming.h: Likewise.
9888 * config/iq2000/iq2000.h: Likewise.
9889 * config/mips/mips.h: Likewise.
9890 * config/mn10300/mn10300.h: Likewise.
9891 * config/rs6000/rs6000.h: Likewise.
9892 * config/score/score.h: Likewise.
9893 * config/spu/spu.h: Likewise.
9894 * config/v850/v850.h: Likewise.
9895 * defaults.h: Likewise.
9896 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
9897 * expr.c (emit_block_move): Adjust use of
9898 OUTGOING_REG_PARM_STACK_SPACE.
9899 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
9900 OUTGOING_REG_PARM_STACK_SPACE.
9901 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
9903 2008-05-08 Jakub Jelinek <jakub@redhat.com>
9905 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
9906 on OMP_RETURN for OMP_FOR.
9909 * dwarf2out.c (dw_expand_expr, common_check): Removed.
9910 (fortran_common): New function.
9911 (gen_variable_die): Call fortran_common instead of common_check,
9912 adjust for it returning tree instead of rtx. Formatting.
9914 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
9918 * see.c (see_copy_insn): Copy new pure const attributes for new call.
9919 * c-decl.c (merge_decls): Ditto.
9920 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
9921 to RTL_CONST_OR_PURE_CALL_P.
9922 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
9923 Initialized DECL_LOOPING_CONST_PURE.
9924 (process_call_operands): Set tree_side_effects properly.
9925 * tree.h (TREE_READONLY_DECL_P): Removed.
9926 (DECL_IS_PURE): Renamed to DECL_PURE_P.
9927 (DECL_LOOPING_OR_CONST_P): New macro.
9928 (struct tree_function_decl): Added looping_const_or_pure_p.
9930 (ECF_LOOPING_OR_CONST_P): New macro.
9931 * rtlanal.c (pure_const_p): Removed.
9932 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
9933 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
9934 to RTL_CONST_CALL_P.
9935 * ipa-pure-const.c (pure_const_state_e): Added looping field.
9936 (check_decl, check_tree, check_call, scan_function): Initialize
9938 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
9939 (static_execute): Set looping true for recursive functions.
9940 Undo setting state to IPA_NEITHER for recursive functions.
9942 * ifcvt.c (noce_can_store_speculate_p): Changed
9943 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
9944 RTL_CONST_OR_PURE_CALL_P.
9945 * dse.c (scan_insn): Ditto.
9946 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
9947 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
9948 RTL_CONST_OR_PURE_CALL_P.
9949 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
9950 pure_call_p to RTL_CONST_CALL_P.
9951 * gimplify.c (gimplify_call_expr): Clear side effects for
9952 non-looping pure and constant calls.
9953 * calls.c (emit_call_1): Set rtl flags from ecf flags.
9954 (flags_from_decl_or_type): Set ecf flags from decl flags.
9955 (initialize_argument_information): Turn off
9956 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
9957 Change const to pure if callee_copies is true rather than just
9959 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
9960 way of marking pure calls.
9961 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
9962 Remove hack that was supposed to fix pr7335 and remove old
9963 way of marking pure calls.
9964 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
9965 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
9966 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
9967 RTL_CONST_OR_PURE_CALL_P.
9968 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
9969 * loop-invariant.c (find_exits, find_invariant_bb): Changed
9970 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
9971 * sched-deps.c (schedule_analyze): Ditto.
9972 * rtl.h (struct rtx_def): Use call field, unchanging field, and
9973 return_val field of calls to represent pure and const function info.
9974 (CONST_OR_PURE_CALL_P): Deleted macro.
9975 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
9976 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
9977 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
9979 * tree-optimize.c (execute_fixup_cfg): Added test for
9980 ECF_LOOPING_CONST_OR_PURE.
9981 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
9983 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
9984 effects for looping pure or const calls.
9985 (verify_gimple_expr): Added verification code.
9986 * config/alpha/alpha.c (alpha_legitimize_address,
9987 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
9989 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
9990 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
9991 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
9992 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
9993 RTL_CONST_OR_PURE_CALL_P.
9994 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
9995 and const calls to be deleted.
9997 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
10000 * config/i386/mmx.md (mmx_subv2sf3): New expander.
10001 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
10002 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
10003 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10004 to handle nonimmediate operands.
10005 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
10006 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
10007 to handle nonimmediate operands.
10008 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
10009 (mmx_pmulhrwv4hi3): New expander. Use
10010 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10011 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
10012 (sse2_umulv1siv1di3): New expander. Use
10013 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10014 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
10015 (mmx_eq<mode>3): New expander. Use
10016 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10017 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
10018 (mmx_uavgv8qi3): New expander. Use
10019 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10020 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
10021 (mmx_uavgv4hi3): New expander. Use
10022 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10024 * config/i386/sse.md
10025 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
10026 to handle nonimmediate operands.
10027 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
10028 to handle nonimmediate operands.
10029 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
10030 to handle nonimmediate operands.
10031 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
10032 to handle nonimmediate operands.
10033 (sse2_unpckhpd_exp): New expander. Use
10034 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10035 (sse2_unpcklpd_exp): New expander. Use
10036 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10037 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
10038 to handle nonimmediate operands.
10039 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
10040 to handle nonimmediate operands.
10041 (*sse2_<plusminus_insn><mode>3): Rename from
10042 sse2_<plusminus_insn><mode>3 insn pattern.
10043 (sse2_<plusminus_insn><mode>3): New expander. Use
10044 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10045 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
10046 (sse2_umulv2siv2di3): New expander. Use
10047 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10048 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
10049 (sse4_1_mulv2siv2di3): New expander. Use
10050 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10051 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
10052 (sse2_pmaddwd): New expander. Use
10053 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10054 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
10055 (sse2_eq<mode>3): New expander. Use
10056 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10057 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
10058 (sse4_1_eqv2di3): New expander. Use
10059 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10060 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
10061 (sse2_uavgv16qi3): New expander. Use
10062 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10063 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
10064 (sse2_uavgv16qi3): New expander. Use
10065 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10066 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
10067 (sse2_uavgv8hi3): New expander. Use
10068 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10069 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
10070 (ssse3_pmulhrswv8hi3): New expander. Use
10071 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10072 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
10073 (ssse3_pmulhrswv4hi3): New expander. Use
10074 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10076 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
10077 (<sse>_vmmul<mode>3): Ditto.
10078 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
10080 (ssse3_pmaddubsw128): Use register_operand for operand 1.
10081 (ssse3_pmaddubsw): Ditto.
10083 * config/i386/i386.c (struct_builtin_description)
10084 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
10085 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
10086 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
10087 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
10088 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
10089 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
10090 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
10091 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
10092 (ix86_fixup_binary_operands): Assert that src1
10093 and src2 must have the same mode when swapped.
10094 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
10095 and ix86_binary_operator_ok. Do not force operands in registers
10098 2008-05-07 Jan Hubicka <jh@suse.cz>
10100 * cgraph.c (dump_cgraph_node): Update.
10101 * cgraph.h (cgraph_local_info): Break out inline summary.
10102 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
10104 * ipa-inline (inline_summary): New accestor function.
10105 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
10106 cgraph_decide_inlining, compute_inline_parameters): Update.
10107 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
10109 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10111 Cleanup ColdFire scheduling support and add V4 pipeline model.
10113 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
10114 (define_attr cpu): Add cfv4 value.
10115 (define_attr type, define_attr type1): Merge into a single 'type'
10116 attribute. Update all uses.
10117 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
10118 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
10120 (define_attr opx_mem, define_attr opy_mem): Remove.
10121 (define_attr op_mem): Clean up, update comment.
10122 (define_attr size): Use specific values instead of general int.
10123 (define_attr guess, define_attr split): Remove. Update all uses.
10124 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
10125 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
10126 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
10127 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
10128 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
10129 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
10130 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
10131 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
10132 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
10133 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
10134 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
10135 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
10136 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
10137 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
10138 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
10139 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
10140 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
10141 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
10142 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
10143 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
10144 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
10145 Update or set attributes.
10146 (stack_tie): New fake instruction.
10148 * config/m68k/m68k.h (TUNE_CFV4): New macro.
10149 (m68k_sched_attr_size): Update declaration.
10150 (m68k_sched_attr_type2): Remove.
10151 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
10152 Declare new bypass predicates.
10154 * config/m68k/m68k.c (m68k_sched_issue_rate,
10155 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
10157 (TARGET_SCHED_ISSUE_RATE,
10158 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
10159 (override_options): Handle scheduling for ColdFire V4 core.
10160 (m68k_expand_prologue): Emit stack_tie.
10161 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
10162 'OP_TYPE_FPN'. Update all uses.
10163 (sched_guess_p): Remove.
10164 (sched_address_type): Handle symbolic addresses.
10165 (sched_get_operand): New static function.
10166 (sched_operand_type): Merge into sched_attr_op_type.
10167 (sched_attr_op_type): Handle FP registers, handle quick constants,
10169 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
10170 (m68k_sched_attr_size): Update. Move logic to ...
10171 (sched_get_attr_size_int): New static function.
10172 (sched_get_opxy_mem_type): New static function.
10173 (m68k_sched_attr_op_mem): Update.
10174 (m68k_sched_attr_type2): Remove.
10175 (sched_cfv4_bypass_data): New static variable.
10176 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
10177 (m68k_sched_issue_rate): Implement scheduler hook.
10178 (struct _sched_ib: enabled_p): New field.
10179 (m68k_sched_variable_issue): Update. Handle V4.
10180 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
10181 sched_dump_class_func_t, sched_dump_split_class,
10182 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
10183 sched_dump_dfa_class, m68k_sched_dump): Remove.
10184 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
10186 (m68k_sched_init_global): Remove statisctics dumping, introduce
10187 sanity check that all instructions have pipeline reservations. Handle
10189 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
10190 Handle ColdFire V4 core.
10191 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
10192 New static functions.
10193 (m68k_sched_address_bypass_p): New bypass predicate.
10194 (sched_get_indexed_address_scale): New static function.
10195 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
10197 * cf.md: Update comments.
10198 (define_attr type2): Remove. Use 'type' attribute instead.
10200 (cf_ib): Rename to cfv123_ib. Update all uses.
10201 (cf_oep): Rename to cfv123_oep. Update all uses.
10202 (cf_chr): Rename to cfv123_chr. Update all uses.
10203 (cf_mem): Rename to cfv123_mem. Update all uses.
10204 (cf_mac): Move to more appropriate place.
10205 (cfv123_guess): New automaton and cpu_unit.
10206 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
10207 Update uses of 'size' attribute. Handle before reload scheduling.
10208 (cfv123_guess): New dummy reservation for unhandled instructions.
10209 (cfv4_*): Pipeline description of ColdFire V4 core.
10210 (ignore): New reservation to handle 'ignore' type.
10212 2008-05-07 Ian Lance Taylor <iant@google.com>
10214 PR middle-end/36013
10215 * gimplify.c (find_single_pointer_decl_1): Don't look through
10217 (find_single_pointer_decl): Adjust comments.
10219 2008-05-07 Jakub Jelinek <jakub@redhat.com>
10221 PR middle-end/36137
10222 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
10223 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
10225 PR middle-end/36106
10226 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
10227 integral type rather than floating point, then VIEW_CONVERT_EXPR
10228 to the floating point type.
10230 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
10232 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
10233 TFmode op0 to register.
10235 2008-05-07 Alan Modra <amodra@bigpond.net.au>
10237 * c-decl.c (grokdeclarator): Comment typo.
10239 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
10241 * tree-flow.h: Remove prototype for computed_goto_p.
10242 * tree-cfg.c (computed_goto_p): Make static.
10244 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
10247 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
10248 (contains_aligned_value_p): This. Handle _Decimal128.
10249 (ix86_function_arg_boundary): Only align _Decimal128 to its
10250 natural boundary and handle it properly.
10252 2008-05-06 Martin Jambor <mjambor@suse.cz>
10254 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
10255 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
10256 (ipcp_method_set_orig_node): Removed.
10257 (ipcp_cval_get_cvalue_type): Removed.
10258 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
10259 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
10260 (ipcp_cval_set_cvalue_type): Removed.
10261 (ipcp_cval_get_cvalue): Removed.
10262 (ipcp_cval_set_cvalue): Removed.
10263 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
10264 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
10265 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
10266 (ipcp_cval_meet): Renamed to ipa_lattice_meet
10267 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
10268 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
10269 (ipcp_get_ith_lattice): Changed parameters.
10270 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
10271 (ipcp_lattice_from_jfunc): Changed parameters.
10272 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
10273 (ipcp_method_cval_print): Added temporary variable info.
10274 (ipcp_redirect): Removed already unused local variable caller.
10275 (ipcp_redirect): New temporary variable orig_callee_info
10276 (ipcp_redirect): Removed newly unused local variable callee.
10277 (ipcp_redirect): Removed (a bit confusing) local variable type.
10278 (ipcp_insert_stage): Added local variable info.
10279 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
10281 (ipcp_formal_create): Removed.
10282 (ipcp_method_cval_set): Removed.
10283 (ipcp_propagate_stage): Renamed lattice variables.
10284 (ipcp_method_cval_set_cvalue_type): Removed.
10285 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
10286 (ipcp_print_all_lattices): Changed printed strings to refer to
10287 lattices rather than cvals.
10288 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
10289 (ipcp_propagate_const): Changed formal parameters.
10290 (build_const_val): Changed formal parameters.
10291 (ipcp_insert_stage): Removed useless variable cvalue
10292 (build_const_val): Changed formal parameters.
10293 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
10294 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
10295 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
10296 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
10297 (ipcp_print_func_profile_counts): Changed string from "method" to
10299 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
10300 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
10301 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
10302 (ipcp_structures_print): Renamed to ipcp_print_all_structures
10303 (ipcp_profile_print): Renamed to ipcp_print_profile_data
10304 (ipcp_lat_is_const): Changed parameters and made inline.
10305 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
10306 (ipcp_redirect): Renamed to ipcp_need_redirect_p
10307 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
10308 the predicate condition directly
10309 (ipcp_propagate_stage): Added local variable args. Removed local
10310 variable callee. (Both are mere code simplifications.)
10311 (ipcp_method_dont_insert_const): Renamed to
10312 ipcp_node_not_modifiable_p.
10313 (ipcp_node_not_modifiable_p): Made inline.
10314 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
10315 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
10316 (ipcp_print_all_lattices): Removed variable cvalue
10317 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
10320 2008-05-06 Olivier Hainque <hainque@adacore.com>
10322 * tree-sra.c (try_instantiate_multiple_fields): Early return
10323 if field has POINTER_TYPE.
10325 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
10327 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
10328 by using 'q' specifier for instruction.
10329 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
10331 2008-05-06 Anatoly Sokolov <aesok@post.ru>
10333 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
10334 Change mode of zero_extract from QImode to HImode.
10335 (sign bit tests peepholes): (Ditto.).
10337 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
10339 * config/i386/mmx.md: Remove double backslashes from asm templates.
10340 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
10341 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10342 to handle nonimmediate operands.
10343 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
10344 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10345 to handle nonimmediate operands.
10346 (*mmx_<code>v2sf3_finite): New insn pattern.
10347 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
10348 (mmx_<code>v2sf3): New expander. Use
10349 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10350 (mmx_<plusminus_insn><mode>3): New expander. Use
10351 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10352 (*mmx_<plusminus_insn><mode>3): New insn pattern.
10353 (mmx_add<mode>3): Removed.
10354 (mmx_ssadd<mode>3): Ditto.
10355 (mmx_usadd<mode>3): Ditto.
10356 (mmx_sub<mode>3): Ditto.
10357 (mmx_sssub<mode>3): Ditto.
10358 (mmx_ussub<mode>3): Ditto.
10359 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
10360 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
10361 to handle nonimmediate operands.
10362 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
10364 (mmx_smulv4hi3_highpart): New expander. Use
10365 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10366 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
10368 (mmx_umulv4hi3_highpart): New expander. Use
10369 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10370 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
10371 (mmx_<code>v4hi3): New expander. Use
10372 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10373 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
10374 (mmx_<code>v8qi3): New expander. Use
10375 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10376 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
10377 (mmx_<code><mode>3): New expander. Use
10378 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10380 2008-05-05 Jan Hubicka <jh@suse.cz>
10382 PR tree-optimization/36118
10383 * passes.c (pass_init_dump_file): Fix dump header.
10385 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10387 PR middle-end/36141
10388 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
10389 VCE for function decls.
10391 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10393 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
10395 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10397 * config/i386/i386.md (sat_plusminus): New.
10398 (plusminus_insn): Likewise.
10399 (plusminus_mnemonic): Likewise.
10401 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
10402 (*<addsub><mode>3_cc_overflow): Renamed to ...
10403 (*<plusminus_insn><mode>3_cc_overflow): This.
10404 (*<addsub>si3_zext_cc_overflow): Renamed to ...
10405 (*<plusminus_insn>si3_zext_cc_overflow): This.
10407 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
10408 (<plusminus_insn><mode>3): This.
10409 (*<addsub><mode>3): Renamed to ...
10410 (*<plusminus_insn><mode>3): This.
10411 (<sse>_vm<addsub><mode>3): Renamed to ...
10412 (<sse>_vm<plusminus_insn><mode>3): This.
10413 (sse3_h<addsub>v4sf3): Renamed to ...
10414 (sse3_h<plusminus_insn>v4sf3): This.
10415 (sse3_h<addsub>v2df3): Renamed to ...
10416 (sse3_h<plusminus_insn>v2df3): This.
10417 (<plusminus_insn><mode>3): New.
10418 (*<plusminus_insn><mode>3): Likewise.
10419 (sse2_<plusminus_insn><mode>3): Likewise.
10420 (add<mode>): Removed.
10421 (*add<mode>3): Likewise.
10422 (sse2_ssadd<mode>3): Likewise.
10423 (sse2_usadd<mode>3): Likewise.
10424 (sub<mode>3): Likewise.
10425 (*sub<mode>3): Likewise.
10426 (sse2_sssub<mode>3): Likewise.
10427 (sse2_ussub<mode>3): Likewise.
10429 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
10431 * gthr-single.h: Add in required interface elements as per gthr.h.
10432 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
10433 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
10434 Generalize UNUSED macro.
10435 (__gthread_once): Add.
10436 (__gthread_key_create): Add.
10437 (__gthread_key_delete): Add.
10438 (__gthread_getspecific): Add.
10439 (__gthread_setspecific): Add.
10441 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
10443 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
10444 the same size types for the indirect reference on the rhs, then
10447 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
10449 * config/i386/i386.md
10450 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
10451 one insn template instead of template series.
10452 (*xordi_1_rex64): Ditto.
10453 (*xordi_2_rex64): Ditto.
10455 2008-05-05 Ira Rosen <irar@il.ibm.com>
10457 PR tree-optimization/36119
10458 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
10461 2008-06-04 Jan Hubicka <jh@suse.cz>
10463 tree-optimization/36100
10464 * tree-pass.h (pass_O0_always_inline): Declare.
10465 * ipa-inline.c (inline_transform): Remove dead code.
10466 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
10467 pass_O0_always_inline): New.
10468 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
10470 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
10472 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
10473 mnemonic in this_param move for TARGET_64BIT.
10475 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
10477 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
10478 (*strmovsi_rex_1): Ditto.
10479 (*strsetsi_1): Ditto.
10480 (*strsetsi_rex_1): Ditto.
10482 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
10483 adddicc expanders using SWI mode iterator.
10485 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
10488 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
10491 2008-05-04 David S. Miller <davem@davemloft.net>
10493 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
10494 (sparc*-*-linux*): Use linux.h in tm_file.
10495 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
10496 compiler defaulting to 32-bit.
10497 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
10499 * config/sparc/linux.h: Remove definitions now obtained
10500 properly from linux.h
10501 * config/sparc/linux64.h: Likewise.
10502 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
10503 don't want this setting for 32-bit builds in a biarch compiler.
10504 * doc/install.texi: Add sparc-linux to list of targets
10505 supporting --enable-targets=all.
10507 2008-05-03 Andrew Pinski <pinskia@gmail.com>
10509 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
10511 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
10513 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
10514 after V4SI_FTYPE_V8HI.
10515 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
10516 case V4SI_FTYPE_V2DF.
10518 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
10520 * doc/invoke.texi (max-flow-memory-locations): Removed.
10521 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
10523 2008-05-03 Richard Guenther <rguenther@suse.de>
10525 PR middle-end/34973
10526 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
10528 2008-05-02 David S. Miller <davem@davemloft.net>
10530 * config.gcc (need_64bit_hwint): Document libcpp dependency.
10532 2008-05-02 Simon Baldwin <simonb@google.com>
10535 * c-common.h (warn_array_subscript_range): Removed.
10536 * c-common.c (warn_array_subscript_range): Ditto.
10537 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
10538 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
10540 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10542 * config/i386/i386.c (ix86_special_builtin_type): New.
10543 (bdesc_special_args): Likewise.
10544 (ix86_expand_special_args_builtin): Likewise.
10545 (ix86_init_mmx_sse_builtins): Updated.
10546 (ix86_expand_builtin): Updated.
10547 (ix86_expand_store_builtin): Removed.
10548 (ix86_expand_unop_builtin): Likewise.
10550 * config/i386/mm3dnow.h (__v2sf): Moved to ...
10551 * config/i386/mmintrin.h (__v2sf): Here.
10553 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
10555 (_mm_loadl_pi): Likewise.
10556 (_mm_storeh_pi): Replace __v2si with __v2sf.
10557 (_mm_storel_pi): Likewise.
10559 * doc/extend.texi: Correct __builtin_ia32_loadhps,
10560 __builtin_ia32_loadlps, __builtin_ia32_storehps,
10561 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
10562 __builtin_ia32_loadlpd.
10564 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10566 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
10567 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
10568 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
10569 (ix86_init_mmx_sse_builtins): Updated.
10570 (ix86_expand_args_builtin): Likewise.
10571 (ix86_expand_builtin): Likewise.
10572 (ix86_expand_unop1_builtin): Renamed to ...
10573 (ix86_expand_unop_vec_merge_builtin): This.
10575 2008-05-01 Jan Hubicka <jh@suse.cz>
10578 * ipa-inline.c (inline_generate_summary): Make static.
10579 (inline_transform): Do not call inlining at -O0; make static.
10580 * passes.c (execute_todo): Add sanity check.
10581 (execute_one_ipa_transform_pass): Execute proper flags.
10583 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
10585 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
10586 (DECL_NONADDRESSABLE_P): Likewise.
10587 * alias.c (record_component_aliases): Fix comment.
10589 2008-05-01 Simon Baldwin <simonb@google.com>
10591 * c-common.h (warn_array_subscript_range): New function.
10592 * c-common.c (warn_array_subscript_range): Ditto.
10593 * tree-vrp.c (check_array_ref): Corrected code to agree with
10594 comment, ignoring only arrays of size 0 or size 1.
10595 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
10597 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10599 * config/i386/i386.c (ix86_builtin_type): Replace
10600 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
10601 (bdesc_args): Updated.
10602 (ix86_init_mmx_sse_builtins): Likewise.
10603 (ix86_expand_args_builtin): Likewise.
10605 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
10608 * doc/extend.texi: Correct __builtin_ia32_palignr.
10610 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10613 * config/i386/i386.c (bdesc_crc32): Removed.
10614 (ix86_expand_crc32): Likewise.
10615 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
10616 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
10617 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
10618 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
10619 UINT_FTYPE_UINT_UCHAR.
10620 (bdesc_args): Updated. Add crc32 builtins.
10621 (ix86_init_mmx_sse_builtins): Updated.
10622 (ix86_expand_args_builtin): Updated to support subreg.
10624 * doc/extend.texi: Correct __builtin_ia32_crc32di.
10626 2008-05-01 Jan Hubicka <jh@suse.cz>
10628 * tree-pass.h (opt_pass): Add IPA_PASS.
10629 (varpool_node, cgraph_node): Forward declare.
10630 (ipa_opt_pass): Define.
10631 (pass_ipa_inline): Turn into ipa_opt_pass.
10632 (pass_apply_inline): Remove.
10633 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
10634 (apply_inline): Turn into ....
10635 (inline_transform): ... this one.
10636 (inline_generate_summary): New function.
10637 (pass_apply_inline): Remove.
10638 * function.h (ipa_opt_pass): Forward declare structure; typedef;
10640 (struct function): Add ipa_transforms_to_apply.
10641 * passes.c (register_one_dump_file): Work on IPA_PASS.
10642 (init_optimization_passes): Remove pass_inline_parameters and
10644 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
10645 (execute_one_pass) ... here; apply transforms when possible.
10646 (add_ipa_transform_pass, execute_ipa_summary_asses,
10647 execute_one_ipa_transform_pass): New.
10648 (execute_ipa_pass_list): Update for IPA_PASS type.
10650 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10652 * config/i386/i386.c (ix86_builtin_type): Add
10653 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
10654 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
10655 (bdesc_args): Add SSE4a builtins.
10656 (ix86_init_mmx_sse_builtins): Updated.
10657 (ix86_expand_args_builtin): Likewise.
10658 (ix86_expand_builtin): Likewise.
10660 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10662 * config/i386/i386.c (ix86_builtin_type): Add
10663 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
10664 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
10665 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
10666 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
10667 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
10668 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
10669 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
10670 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
10671 and DI_FTYPE_DI_DI_INT.
10672 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
10673 (ix86_init_mmx_sse_builtins): Updated.
10674 (ix86_expand_args_builtin): Likewise.
10675 (ix86_expand_builtin): Likewise.
10676 (ix86_expand_binop_imm_builtin): Removed.
10678 * doc/extend.texi: Correct __builtin_ia32_palignr128.
10680 2008-04-30 Richard Guenther <rguenther@suse.de>
10682 PR tree-optimization/32921
10683 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
10685 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
10687 * config/arm/arm.c (arm_unwind_emit): Use
10688 crtl->all_throwers_are_sibcalls instead of
10689 cfun->all_throwers_are_sibcalls.
10690 (arm_output_fn_unwind): Likewise.
10691 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
10692 instead of cfun->uses_pic_offset_table.
10693 (frv_expand_prologue): Likewise.
10694 (frv_frame_pointer_required): Likewise.
10695 (frv_expand_fdpic_call): Likewise.
10696 (frv_emit_movsi): Likewise.
10697 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
10698 cfun->returns_pcc_struct instead of
10699 current_function_returns_pcc_struct.
10700 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
10701 instead of cfun->calls_eh_return.
10702 (m32c_pushm_popm): Likewise.
10703 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
10704 "extern" declaration.
10706 2008-04-30 Richard Guenther <rguenther@suse.de>
10708 PR tree-optimization/21636
10709 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
10711 (evaluate_stmt): Print the likely value.
10712 (ccp_visit_stmt): Avoid excessive vertical spacing.
10714 2008-04-30 Rafael Espindola <espindola@google.com>
10716 * builtins.c (fold_call_expr): Return realret.
10717 * tree-ssa-threadedge.c
10718 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
10719 __builtin_object_size.
10721 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
10723 * gcc.c (wrapper_string): New variable.
10724 (insert_wrapper): New function.
10725 (execute): New option -wrapper.
10726 * doc/invoke.texi (Overall Options): New driver option -wrapper.
10728 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
10730 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
10731 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
10732 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
10734 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
10735 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
10736 config/rs6000/e500crtres64gprctr.asm,
10737 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
10738 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
10739 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
10740 config/rs6000/e500crtsav64gprctr.asm,
10741 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
10742 config/rs6000/e500crtsavg64gprctr.asm: New files.
10743 * config/rs6000/t-ppccomm: Add build rules for new files.
10744 (LIB2FUNCS_STATIC_EXTRA): Add new files.
10745 * config/rs6000/t-netbsd: Add build rules for new files.
10746 (LIB2FUNCS_STATIC_EXTRA): New variable.
10747 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
10748 (CRTSAVRES_DEFAULT_SPEC): Likewise.
10749 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
10751 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
10753 * config/i386/i386.c (ix86_builtin_type): Add
10754 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
10755 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
10756 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
10757 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
10758 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
10759 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
10760 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
10761 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
10762 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
10763 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
10764 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
10765 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
10766 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
10767 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
10768 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
10769 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
10770 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
10771 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
10772 V1DI_FTYPE_V2SI_V2SI.
10773 (bdesc_2arg): Moved to ...
10774 (bdesc_args): Here.
10775 (ix86_init_mmx_sse_builtins): Updated.
10776 (ix86_expand_args_builtin): Updated. Take a pointer
10777 to const struct builtin_description. Handle comparison
10779 (ix86_expand_sse_compare): Take a new argument for swapping operands.
10780 (ix86_expand_builtin): Updated.
10782 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
10783 (ssse3_pmaddubsw128): This.
10784 (ssse3_pmaddubswv4hi3): Renamed to ...
10785 (ssse3_pmaddubsw): This.
10787 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
10788 (__builtin_ia32_packssdw128): Likewise.
10789 (__builtin_ia32_packuswb128): Likewise.
10790 (__builtin_ia32_pmaddubsw): Likewise.
10791 (__builtin_ia32_pmaddubsw128): Likewise.
10793 2008-04-30 Richard Guenther <rguenther@suse.de>
10795 PR tree-optimization/14847
10796 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
10797 (recognize_bits_test): Use it.
10798 (recognize_single_bit_test): Likewise.
10800 2008-04-30 Martin Jambor <mjambor@suse.cz>
10802 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
10803 instead of setting number of formal parameters to zero.
10804 (ipcp_init_stage): Do not set the number of actual parameters to zero
10806 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
10807 which are called with variable number of arguments.
10808 (ipcp_insert_stage): Explicitely skipping all nodes which are
10809 called with variable number of arguments.
10810 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
10811 number of parameters.
10813 * ipa-prop.h (struct ipa_node_params): Added flag
10814 called_with_var_arguments
10815 (ipa_set_param_count): Added. Changed sole setter to use it.
10816 (ipa_get_param_count): Added. All readers of param_count
10817 converted to use it instead.
10818 (ipa_set_called_with_variable_arg): Added.
10819 (ipa_is_called_with_var_arguments): Added.
10820 (ipa_get_ith_param): Added. All readers of param_decls converted
10822 (ipa_set_cs_argument_count): Added, sole writer to argument_count
10824 (ipa_get_cs_argument_count): Added, all readers of argument_count
10826 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
10829 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
10830 (struct ipcp_lattice): Renamed cval_type to type
10831 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
10833 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
10834 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
10835 (ipcp_insert_stage): Changed the type of variable cvalue to tree
10836 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
10837 (build_const_val): Changed the type of parameter cvalue to tree
10838 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
10839 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
10841 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
10844 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
10845 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
10846 (ipa_add_method): Renamed to ipa_push_func_to_list
10847 (ipa_remove_method): Renamed to ipa_pop_func_from_list
10848 (ipa_callsite_param_count): Removed.
10849 (ipa_callsite_param_count_set): Removed.
10850 (ipa_callsite_param): Removed.
10851 (ipa_callsite_callee): Removed.
10852 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
10853 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
10854 (ipa_method_formal_count): Removed.
10855 (ipa_method_formal_count_set): Removed.
10856 (ipa_method_get_tree): Removed.
10857 (ipa_method_tree_map_create): Removed.
10858 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
10859 (ipa_create_param_decls_array): Creates the array itself
10860 (ipa_create_param_decls_array): Temporary variable info instead of
10861 a few dereferences.
10862 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
10863 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
10864 (get_type): Removed.
10865 (ipa_jf_get_info_type): Removed.
10866 (ipa_node_create): Renamed to ipa_create_node_params
10867 (ipa_free): Renamed to ipa_free_all_node_params
10868 (ipa_nodes_create): Renamed to ipa_create_all_node_params
10869 (ipa_edges_create): Renamed to ipa_create_all_edge_args
10870 (ipa_edges_free): Renamed to ipa_free_all_edge_args
10871 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
10872 (ipa_free_all_node_params): Deallocation to jump_functions moved to
10873 ipa_free_all_edge_args
10874 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
10875 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
10876 (ipa_create_methodlist_node): Removed.
10877 (ipa_methodlist_method): Removed.
10878 (ipa_methodlist_method_set): Removed.
10879 (ipa_methodlist_next_method): Removed.
10880 (ipa_methodlist_next_method_set): Removed.
10881 (ipa_method_is_modified): Removed.
10882 (ipa_method_modify_create): Removed.
10883 (ipa_method_modify_init): Temporary variable info instead of a few
10885 (ipa_detect_param_modifications): Temporary variable info instead of
10886 a few dereferences.
10887 (ipa_compute_jump_functions): Temporary variable info instead of
10888 a few dereferences.
10889 (ipa_method_modify_set): Removed.
10890 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
10891 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
10892 than craph_node as the first parameter.
10893 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
10894 (ipa_method_modify_init): Removed.
10895 (ipa_compute_jump_functions): Added a temp variable instead of
10896 repeatadly dereferencing the cgraph_edge.aux pointer
10897 (ipa_callsite_param_set_type): Removed.
10898 (ipa_compute_jump_functions): i renamed to index and moved to
10900 (ipa_callsite_param_set_info_type_formal): Removed.
10901 (ipa_callsite_param_set_info_type): Removed.
10902 (ipa_callsite_param_map_create): Removed.
10903 (ipa_callsite_tree): Removed.
10904 (ipa_callsite_caller): Removed.
10905 (ipa_pop_func_from_list): return_method removed to return_func
10907 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
10908 prefixed all values with IPA_. Changed all users.
10909 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
10910 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
10911 and FORMAL_IPATYPE IPA_PASS_THROUGH.
10912 (union parameter_info): Renamed to jump_func_value.
10913 (union jump_func_value): Renamed value to constant
10914 (struct ipa_jump_func): Renamed info_type to value
10915 (struct ipa_node): Renamed to ipa_node_params
10916 (struct ipa_node_params): Renamed ipa_arg_num to param_count
10917 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
10918 (struct ipa_node_params): Renamed ipa_mod to modified_flags
10919 (struct ipa_edge): Renamed to ipa_edge_args
10920 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
10921 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
10922 (struct ipa_methodlist): Renamed to ipa_func_list
10923 (struct ipa_func_list): method_p renamed to node, next_method
10925 (ipa_methodlist_p): Removed, switched all users to struct pointer
10926 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
10928 2008-04-30 Alan Modra <amodra@bigpond.net.au>
10930 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
10931 (rs6000_emit_epilogue): Use backchain to restore only when we
10932 have a large frame. Make use of frame pointer to restore if we
10933 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
10935 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
10937 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
10938 Add mode to zero_extract.
10939 (sign bit tests peepholes): (Ditto.).
10941 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
10943 * config/i386/i386.c (ix86_builtins): Replace Prescott New
10944 Instructions in comments with SSE3.
10945 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
10946 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
10947 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
10948 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
10949 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
10950 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
10951 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
10952 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
10953 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
10954 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
10955 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
10956 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
10957 (bdesc_sse_args): Renamed to ...
10958 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
10959 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
10960 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
10961 IX86_BUILTIN_FABSQ.
10962 (bdesc_1arg): Moved to ...
10963 (bdesc_args): Here.
10964 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
10965 Instructions in comments with SSE3.
10966 (ix86_expand_sse_operands_builtin): Renamed to ...
10967 (ix86_expand_args_builtin): This. Updated.
10968 (ix86_expand_unop1_builtin): Update comments.
10969 (ix86_expand_builtin): Updated.
10971 2008-04-29 Richard Guenther <rguenther@suse.de>
10973 PR tree-optimization/36078
10974 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
10975 Update virtual SSA form after cleaning up the CFG.
10977 2008-04-29 Richard Guenther <rguenther@suse.de>
10979 PR middle-end/15255
10980 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
10982 2008-04-29 Richard Guenther <rguenther@suse.de>
10984 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
10985 (compute_may_aliases): Do not call finalize_ref_all_pointers.
10986 (compute_flow_insensitive_aliasing): Do not treat
10987 PTR_IS_REF_ALL pointers special.
10988 (get_smt_for): Likewise.
10989 (may_alias_p): Re-structure.
10990 (is_escape_site): A ref-all pointer conversion is not an escape site.
10991 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
10992 PTR_IS_REF_ALL pointers special.
10993 * tree-ssa-structalias.h (struct alias_info): Remove
10994 ref_all_symbol_mem_tag field.
10995 (PTR_IS_REF_ALL): Remove.
10997 2008-04-29 Richard Guenther <rguenther@suse.de>
10999 PR middle-end/36077
11000 * fold-const.c (extract_muldiv_1): In combining division constants
11001 make sure to never overflow.
11003 2008-04-29 Nick Clifton <nickc@redhat.com>
11005 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
11007 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11010 * optc-gen.awk: Work around HP-UX/IA awk bug.
11012 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
11014 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
11017 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
11020 * config/i386/i386.md
11021 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
11022 Change operand 1 predicate to nonimmediate_operand.
11024 2008-04-28 Jakub Jelinek <jakub@redhat.com>
11027 * dwarf2out.c (struct die_struct): Mark as chain_circular through
11029 * gengtype.c (walk_type, write_func_for_structure): Handle
11031 * doc/gty.texi: Document chain_circular.
11033 2008-04-28 Richard Guenther <rguenther@suse.de>
11035 PR tree-optimization/36066
11036 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
11039 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
11042 * config/i386/i386.md
11043 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
11044 Use match_scratch instead of match_operand for operands 3 and 4.
11046 2008-04-27 Richard Guenther <rguenther@suse.de>
11048 PR tree-optimization/18754
11049 PR tree-optimization/34223
11050 * tree-pass.h (pass_complete_unrolli): Declare.
11051 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
11052 loop size before and after unconditionally of UL_NO_GROWTH in effect.
11053 Rewrite loop into loop closed SSA form if it is not already.
11054 (tree_unroll_loops_completely): Re-structure to iterate over
11055 innermost loops with intermediate CFG cleanups.
11056 Unroll outermost loops only if requested or the code does not grow
11058 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
11059 loops are available.
11060 (tree_vectorize): Instead do so here.
11061 (tree_complete_unroll): Also unroll outermost loops.
11062 (tree_complete_unroll_inner): New function.
11063 (gate_tree_complete_unroll_inner): Likewise.
11064 (pass_complete_unrolli): New pass.
11065 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
11066 uses outside of the loop.
11067 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
11068 form if it is available.
11069 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
11070 * passes.c (init_optimization_passes): Schedule complete inner
11071 loop unrolling pass before the first CCP pass after final inlining.
11073 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
11075 * targhooks.h (default_emutls_var_fields,
11076 default_emutls_var_init): Declare.
11077 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
11078 * target.h (struct gcc_target): Add struct emutls member.
11079 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
11080 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
11081 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
11082 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
11083 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
11084 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
11085 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
11086 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
11087 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
11088 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
11089 emit debug information.
11090 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
11091 * varasm.c: Include targhooks.h.
11092 (emutls_object_section, emutls_tmpl_section): New.
11093 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
11094 (EMUTLS_SEPARATOR): New.
11095 (prefix_name): New.
11096 (get_emutls_object_name): New.
11097 (default_emutls_var_fields): New, broken out of ...
11098 (get_emutls_object_type): ... here. Adjust to use target hooks.
11099 (get_emutls_init_templ_addr): Adjust to use target hooks.
11100 (emutls_decl): Adjust to use target hooks.
11101 (emutls_finish): Likewise.
11102 (default_emutls_var_init): New, broken out of ...
11103 (assemble_variable): ... here. Adjust to use target hooks.
11104 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
11105 SECCAT_EMUTLS_TMPL.
11106 * c-common.c (handle_section_attribute): Prevent overriding
11107 sections for emulated tls with special sections.
11108 * config/i386/i386.c (x86_64_elf_select_section): Add
11109 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
11110 (x86_64_elf_unique_section): Likewise.
11111 * config/vxworks.c: Include tree.h.
11112 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
11113 (vxworks_override_options): Set TLS scheme.
11114 * doc/tm.texi (Emulated TLS): New node.
11116 2008-04-26 Simon Baldwin <simonb@google.com>
11119 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
11120 with propagated string constants.
11122 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
11124 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
11125 constraint for operand 2 when operand 0 is memory operand.
11126 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
11127 operand 0 is memory operand.
11128 (fix_trunc<mode>_i387_with_temp): Ditto.
11129 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
11130 operand 2 when operand 1 is memory operand.
11131 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
11132 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
11133 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
11134 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
11135 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
11136 operands 2,3 and 4 when operand 1 is memory operand.
11137 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
11139 (fistdi2_floor_with_temp): Ditto.
11140 (fist<mode>2_floor_with_temp): Ditto.
11141 (fistdi2_ceil_with_temp): Ditto.
11142 (fist<mode>2_ceil_with_temp): Ditto.
11143 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
11145 2008-04-26 David Daney <ddaney@avtrex.com>
11147 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
11149 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
11150 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11151 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11152 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
11153 (compare_and_swap_12): New insn.
11154 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
11155 * config/mips/mips.c (mips_force_binary): New function.
11156 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
11157 (mips_expand_compare_and_swap_12): New function.
11158 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
11160 2008-04-25 Jan Hubicka <jh@suse.cz>
11163 * cfgexpand.c (pass_expand): Turn into RTL pass.
11164 * passes.c (execute_one_pass): Do pass typechecking after execution.
11165 * tree-pass.h (pass_expand): Turn into RTL pass.
11167 * function.h (struct rtl_data): Move here fields
11168 accesses_prior_frames, calls_eh_return, saves_all_registers,
11169 has_nonlocal_goto, has_asm_statement, is_thunk,
11170 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
11171 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
11172 arg_pointer_save_area_init from struct function; turn into bool.
11173 (struct function): Move
11174 calls_eh_return, saves_all_registers, has_nonlocal_goto,
11175 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
11176 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
11177 tail_call_emit, arg_pointer_save_area_init
11178 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
11179 (current_function_returns_struct, current_function_returns_pcc_struct,
11180 current_function_calls_setjmp, current_function_calls_alloca,
11181 current_function_accesses_prior_frames,
11182 current_function_calls_eh_return, current_function_is_thunk,
11183 current_function_stdarg, current_function_profile,
11184 current_function_limit_stack, current_function_uses_pic_offset_table,
11185 current_function_uses_const_pool, current_function_has_nonlocal_label,
11186 current_function_saves_all_registers,
11187 current_function_has_nonlocal_goto,
11188 current_function_has_asm_statement): Remove accesor macros.
11189 * ra-conflict.c (global_conflicts): Update.
11190 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
11191 (suitable_for_tail_call_opt_p): Update.
11192 * builtins.c (expand_builtin_return_addr): Update.
11193 (expand_builtin_setjmp_setup): Update.
11194 (expand_builtin_nonlocal_goto): Update.
11195 * final.c (final_start_function): Update.
11196 (profile_function): Update.
11197 (leaf_function_p): Update.
11198 (only_leaf_regs_used): Update.
11199 * df-scan.c (df_get_exit_block_use_set): Update.
11200 * dojump.c (clear_pending_stack_adjust): Update.
11201 * tree-stdarg.c (gate_optimize_stdarg): Update.
11202 * gimple-low.c (lower_function_body): Update.
11203 * global.c (compute_regsets): Update.
11204 (global_alloc): Update.
11205 * dwarf2out.c (dwarf2out_begin_prologue): Update.
11206 * expr.c (expand_assignment): Update.
11207 * dse.c (dse_step0): Update.
11208 (dse_step1): Update.
11209 * c-decl.c (store_parm_decls): Update.
11210 * local-alloc.c (combine_regs): Update.
11211 (find_free_reg): Update.
11212 * function.c (assign_parms_augmented_arg_list): Update.
11213 (assign_parm_find_data_types): Update.
11214 (assign_parms): Update.
11215 (allocate_struct_function): Update.
11216 (expand_function_start): Update.
11217 (expand_function_end): Update.
11218 (get_arg_pointer_save_area): Update.
11219 (thread_prologue_and_epilogue_insns): Update.
11220 (rest_of_match_asm_constraints): Update.
11221 * stor-layout.c (variable_size): Update.
11222 * gcse.c (gcse_main): Update.
11223 (bypass_jumps): Update.
11224 * gimplify.c (gimplify_function_tree): Update.
11225 * calls.c (emit_call_1): Update.
11226 (expand_call): Update.
11227 * bt-load.c (compute_defs_uses_and_gen): Update.
11228 * except.c (sjlj_assign_call_site_values): Update.
11229 (sjlj_emit_function_enter): Update.
11230 (can_throw_external): Update.
11231 (set_nothrow_function_flags): Update.
11232 (expand_builtin_unwind_init): Update.
11233 (expand_eh_return): Update.
11234 (convert_to_eh_region_ranges): Update.
11235 (output_function_exception_table): Update.
11236 * emit-rtl.c (gen_tmp_stack_mem): Update.
11237 * cfgexpand.c (expand_used_vars): Update.
11238 (tree_expand_cfg): Update.
11239 * cfgcleanup.c (rest_of_handle_jump): Update.
11240 * explow.c (allocate_dynamic_stack_space): Update.
11241 * varasm.c (assemble_start_function): Update.
11242 (force_const_mem): Update.
11243 (mark_constant_pool): Update.
11244 * tree-optimize.c (tree_rest_of_compilation): Update.
11245 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
11246 * tree-cfg.c (notice_special_calls): Update.
11247 (is_ctrl_altering_stmt): Update.
11248 (tree_can_make_abnormal_goto): Update.
11249 (tree_purge_dead_abnormal_call_edges): Update.
11250 * config/alpha/predicates.md: Update.
11251 * config/alpha/alpha.c (alpha_sa_mask): Update.
11252 (alpha_sa_size): Update.
11253 (alpha_does_function_need_gp): Update.
11254 (alpha_expand_prologue): Update.
11255 (alpha_start_function): Update.
11256 (alpha_output_function_end_prologue): Update.
11257 (alpha_expand_epilogue): Update.
11258 * config/frv/frv.c (frv_stack_info): Update.
11259 (frv_expand_epilogue): Update.
11260 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
11261 (s390_register_info): Update.
11262 (s390_frame_info): Update.
11263 (s390_init_frame_layout): Update.
11264 (s390_can_eliminate): Update.
11265 (save_gprs): Update.
11266 * config/spu/spu.c (spu_split_immediate): Update.
11267 (need_to_save_reg): Update.
11268 (spu_expand_prologue): Update.
11269 (spu_expand_epilogue): Update.
11270 * config/sparc/sparc.md: Update.
11271 * config/sparc/sparc.c (eligible_for_return_delay): Update.
11272 (sparc_tls_got): Update.
11273 (legitimize_pic_address): Update.
11274 (sparc_emit_call_insn): Update.
11275 (sparc_expand_prologue): Update.
11276 (output_return): Update.
11277 (print_operand): Update.
11278 (sparc_function_ok_for_sibcall): Update.
11279 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
11280 * config/m32r/m32r.md: Update.
11281 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
11282 (m32r_compute_frame_size): Update.
11283 (m32r_expand_prologue): Update.
11284 (m32r_expand_epilogue): Update.
11285 (m32r_legitimize_pic_address): Update.
11286 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
11287 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
11288 * config/i386/i386.c (ix86_frame_pointer_required): Update.
11289 (gen_push): Update.
11290 (ix86_save_reg): Update.
11291 (ix86_compute_frame_layout): Update.
11292 (ix86_expand_prologue): Update.
11293 (ix86_expand_epilogue): Update.
11294 * config/sh/sh.c (output_stack_adjust): Update.
11295 (calc_live_regs): Update.
11296 (sh5_schedule_saves): Update.
11297 (sh_expand_prologue): Update.
11298 (sh_expand_epilogue): Update.
11299 (sh_setup_incoming_varargs): Update.
11300 (sh_allocate_initial_value): Update.
11301 (sh_get_pr_initial_val): Update.
11302 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
11303 * config/sh/sh.md (label:): Update.
11304 * config/avr/avr.c (out_movhi_mr_r): Update.
11305 * config/crx/crx.h (enum): Update.
11306 * config/xtensa/xtensa.h (along): Update.
11307 * config/stormy16/stormy16.c Update.
11308 (xstormy16_compute_stack_layout): Update.
11309 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
11310 (fr30_expand_prologue): Update.
11311 * config/cris/cris.c (cris_conditional_register_usage): Update.
11312 (cris_reg_saved_in_regsave_area): Update.
11313 (cris_initial_frame_pointer_offset): Update.
11314 (cris_simple_epilogue): Update.
11315 (cris_expand_prologue): Update.
11316 (cris_expand_epilogue): Update.
11317 (cris_expand_pic_call_address): Update.
11318 (cris_asm_output_symbol_ref): Update.
11319 (cris_asm_output_label_ref): Update.
11320 * config/cris/cris.md Update.
11321 * config/iq2000/iq2000.c (compute_frame_size): Update.
11322 (iq2000_expand_epilogue): Update.
11323 * config/mt/mt.h (save_direction): Update.
11324 * config/mn10300/mn10300.c (mn10300_function_value): Update.
11325 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
11326 (ia64_secondary_reload_class): Update.
11327 * config/m68k/m68k.c (m68k_save_reg): Update.
11328 (m68k_expand_prologue): Update.
11329 (m68k_expand_epilogue): Update.
11330 (legitimize_pic_address): Update.
11331 * config/rs6000/rs6000.c (rs6000_got_register): Update.
11332 (first_reg_to_save): Update.
11333 (first_altivec_reg_to_save): Update.
11334 (compute_vrsave_mask): Update.
11335 (compute_save_world_info): Update.
11336 (rs6000_stack_info): Update.
11337 (spe_func_has_64bit_regs_p): Update.
11338 (rs6000_ra_ever_killed): Update.
11339 (rs6000_emit_eh_reg_restore): Update.
11340 (rs6000_emit_allocate_stack): Update.
11341 (rs6000_emit_prologue): Update.
11342 (rs6000_emit_epilogue): Update.
11343 (rs6000_output_function_epilogue): Update.
11344 (output_profile_hook): Update.
11345 (rs6000_elf_declare_function_name): Update.
11346 * config/rs6000/rs6000.h (rs6000_args): Update.
11347 * config/rs6000/rs6000.md: Update.
11348 * config/mcore/mcore.c (mcore_expand_prolog): Update.
11349 * config/arc/arc.c (arc_output_function_epilogue): Update.
11350 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
11351 * config/darwin.c (machopic_function_base_name): Update.
11352 * config/score/score3.c (score3_compute_frame_size): Update.
11355 (score3_epilogue): Update.
11356 * config/score/score7.c (score7_compute_frame_size): Update.
11357 (score7_prologue): Update.
11358 (score7_epilogue): Update.
11359 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
11360 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
11361 * config/arm/arm.c (use_return_insn): Update.
11362 (require_pic_register): Update.
11363 (arm_load_pic_register): Update.
11364 (arm_compute_save_reg0_reg12_mask): Update.
11365 (arm_compute_save_reg_mask): Update.
11366 (thumb1_compute_save_reg_mask): Update.
11367 (output_return_instruction): Update.
11368 (arm_output_function_prologue): Update.
11369 (arm_output_epilogue): Update.
11370 (arm_get_frame_offsets): Update.
11371 (arm_expand_prologue): Update.
11372 (thumb_pushpop): Update.
11373 (thumb_exit): Update.
11374 (thumb1_expand_prologue): Update.
11375 (thumb1_expand_epilogue): Update.
11376 (arm_unwind_emit): Update.
11377 (arm_output_fn_unwind): Update.
11378 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
11379 * config/arm/arm.md: Update.
11380 * config/pa/pa.md: Update.
11381 * config/pa/pa.c (legitimize_pic_address): Update.
11382 (compute_frame_size): Update.
11383 (hppa_expand_prologue): Update.
11384 (hppa_expand_epilogue): Update.
11385 (borx_reg_operand): Update.
11386 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
11387 (HARD_REGNO_RENAME_OK): Update.
11388 * config/mips/mips.c (mips_global_pointer): Update.
11389 (mips_save_reg_p): Update.
11390 (mips_compute_frame_info): Update.
11391 (mips_frame_pointer_required): Update.
11392 (mips_expand_prologue): Update.
11393 (mips_expand_epilogue): Update.
11394 (mips_can_use_return_insn): Update.
11395 (mips_reorg_process_insns): Update.
11396 * config/v850/v850.c (compute_register_save_size): Update.
11397 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
11398 * config/mmix/mmix.c (along): Update.
11399 (mmix_expand_epilogue): Update.
11400 * config/bfin/bfin.c (legitimize_pic_address): Update.
11401 (must_save_p): Update.
11402 (stack_frame_needed_p): Update.
11403 (add_to_reg): Update.
11404 (bfin_expand_prologue): Update.
11405 * stmt.c (expand_asm_operands): Update.
11406 * reload1.c (reload): Update.
11407 (init_elim_table): Update.
11409 2008-04-25 Bob Wilson <bob.wilson@acm.org>
11411 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
11413 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
11415 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
11416 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
11417 (mov<mode>): Removed.
11418 (*movv4sf_internal): Likewise.
11419 (*movv2df_internal): Likewise.
11421 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
11423 * config.gcc (crx-*-elf): Remove deprecation.
11425 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
11427 * config/i386/cygming-crtend.c (register_frame_ctor): Register
11428 __gcc_deregister_frame with atexit.
11429 (deregister_frame_dtor): Remove.
11431 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
11432 Nathan Sidwell <nathan@codesourcery.com>
11434 * config/rs6000/rs6000.opt (mspe): Remove Var property.
11436 * config/rs6000/rs6000.h (rs6000_spe): Declare.
11437 (rs6000_isel): Likewise.
11438 * config/rs6000/rs6000.c (rs6000_spe): New variable.
11439 (rs6000_isel): New variable.
11440 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
11442 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11445 * c-common.c (handle_vector_size_attribute): Call
11446 lang_hooks.types.reconstruct_complex_type instead of
11447 reconstruct_complex_type.
11448 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
11449 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
11450 * langhooks.h (struct lang_hooks_for_types): Add
11451 reconstruct_complex_type hook.
11452 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
11453 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
11455 2008-04-24 Richard Guenther <rguenther@suse.de>
11457 * c-common.h (check_builtin_function_arguments): Declare.
11458 * c-common.c (validate_nargs): New function.
11459 (check_builtin_function_arguments): Likewise.
11460 * c-typeck.c (build_function_call): Call
11461 check_builtin_function_arguments.
11462 * builtins.c (fold_builtin_classify): Remove error reporting code.
11463 (fold_builtin_unordered_cmp): Likewise.
11464 (fold_builtin_1): Likewise.
11465 (fold_builtin_n): Likewise.
11467 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11469 PR tree-optimization/36008
11470 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
11471 the original op1, rather than delta by step.
11473 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
11474 Sebastian Pop <sebastian.pop@amd.com>
11476 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
11477 eliminate_local_variables_stmt, eliminate_local_variables,
11478 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
11479 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
11480 of code delimited by two edges in the CFG.
11481 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
11482 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
11483 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
11484 the case of parallelisation of reductions.
11485 (expr_invariant_in_region_p): New.
11487 * tree-flow.h (gather_blocks_in_sese_region): Declared.
11488 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
11490 2008-04-24 Ira Rosen <irar@il.ibm.com>
11491 Richard Guenther <rguenther@suse.de>
11493 PR tree-optimization/36034
11494 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
11495 incapable of dealing with loads with gaps.
11497 2008-04-24 Rafael Espindola <espindola@google.com>
11499 * tree-flow.h (vrp_evaluate_conditional): Change signature.
11500 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11501 vrp_evaluate_conditional.
11502 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
11503 (vrp_evaluate_conditional): Split the cond argument.
11504 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
11505 (simplify_stmt_for_jump_threading): Update call to
11506 vrp_evaluate_conditional.
11508 2008-04-24 Ira Rosen <irar@il.ibm.com>
11510 PR tree-optimization/35982
11511 * tree-vect-analyze.c (vect_check_interleaving): Check that the
11512 interleaved data-refs are of the same type.
11514 2008-04-24 Danny Smith <dannysmith@users.net>
11516 * c-format.c (check_format_info_main): Use strncmp rather than a
11517 magic prefix to handle multichar length specs.
11518 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
11519 Don't prefix "I64" and "I32" with '\0'.
11521 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11524 * config/i386/i386.c (init_cumulative_args): Don't pass anything
11525 in registers for -m32 only if stdarg_p (fntype).
11527 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
11529 PR rtl-optimization/36006
11530 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
11531 temp to op0 in order to avoid invalid rtx sharing.
11533 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11535 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
11536 check TREE_INVARIANT.
11537 * tree-gimple.c (is_gimple_address): New.
11538 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
11539 * tree-gimple.h (is_gimple_address): New.
11540 * tree.h (decl_address_invariant_p): New.
11541 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
11542 (build_string): Likewise.
11543 (decl_address_invariant_p): New, from is_gimple_invariant_address.
11544 (tree_invariant_p_1): Likewise.
11545 (save_expr): Use it.
11546 (tree_invariant_p): New.
11547 (skip_simple_arithmetic): Use it.
11548 (stabilize_reference_1): Use it.
11549 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
11551 (build1_stat): Drop code to compute TREE_INVARIANT.
11552 (build2_stat): Drop code to compute TREE_INVARIANT.
11553 (build3_stat): Drop code to compute TREE_INVARIANT.
11554 (build4_stat): Drop code to compute TREE_INVARIANT.
11555 (build5_stat): Drop code to compute TREE_INVARIANT.
11556 (build7_stat): Drop code to compute TREE_INVARIANT.
11557 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
11558 * tree.h (struct tree_base): Remove invariant_flag.
11559 (TREE_INVARIANT): Remove.
11560 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
11561 (fold_builtin_expect): Check TREE_CONSTANT.
11562 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
11563 * c-tree.h (c_expr_to_decl): Drop third parameter.
11564 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
11565 (build_c_cast): Don't set TREE_INVARIANT.
11566 (pop_init_level): Don't set TREE_INVARIANT.
11567 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
11568 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
11570 (gimplify_init_constructor): Don't set TREE_INVARIANT.
11571 (gimplify_addr_expr): Adjust comment.
11572 * tree-mudflap.c (mf_build_string):
11573 * print-tree.c (print_node): Don't print TREE_INVARIANT.
11574 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
11575 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
11576 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
11577 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
11578 * langhooks.h (struct lang_hooks): Drop third parameter from
11581 2008-04-23 Richard Guenther <rguenther@suse.de>
11583 PR tree-optimization/27799
11584 PR tree-optimization/32921
11585 PR tree-optimization/32624
11586 * tree-ssa-structalias.c (merge_smts_into): Only merge the
11587 SMTs aliases and the tag itself into the solution.
11588 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
11589 merge the points-to solution back into the SMT aliases.
11590 (may_alias_p): Use alias_set_subset_of instead of
11591 aliases_conflict_p. A pointer which points to
11592 memory with alias set zero may access any variable.
11594 2008-04-23 Richard Guenther <rguenther@suse.de>
11596 * alias.c (alias_set_subset_of): Correctly handle asking
11597 if zero is a subset of an alias set with zero child.
11598 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
11599 (compute_flow_insensitive_aliasing): Correctly walk all
11600 pointers. Do not unnecessarily union sets.
11602 2008-04-23 Richard Guenther <rguenther@suse.de>
11604 PR middle-end/36021
11605 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
11607 2008-04-22 Tomas Bily <tbily@suse.cz>
11609 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
11611 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
11613 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
11614 * tree-ssa-structalias.c (get_constraint_for): Likewise.
11615 * tree-inline.c (estimate_num_insns_1): Likewise.
11616 * varasm.c (const_hash_1, compare_constant, copy_constant)
11617 (compute_reloc_for_constant, output_addressed_constants): Likewise.
11618 * emit-rtl.c (component_ref_for_mem_expr)
11619 (set_mem_attributes_minus_bitpos): Likewise.
11620 * expr.c (highest_pow2_factor, expand_expr_real_1, )
11621 (is_aligning_offset): Likewise.
11622 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
11623 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
11624 * dojump.c (do_jump): Likewise.
11625 * builtins.c (get_pointer_alignment, get_memory_rtx)
11626 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
11627 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
11629 2008-04-23 Jakub Jelinek <jakub@redhat.com>
11631 PR rtl-optimization/36017
11632 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
11633 expanding the library call.
11635 2008-04-22 Ian Lance Taylor <iant@google.com>
11637 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
11638 than size_in_bytes.
11640 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
11642 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
11643 of LR/CTR moves for Power6.
11645 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11647 PR middle-end/36003
11648 * passes.c (init_optimization_passes): Remove
11649 pass_fast_rtl_byte_dce.
11651 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
11654 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
11655 builtin functions to generate faster code.
11656 (_mm_cvtpu16_ps): Ditto.
11657 (_mm_cvtpi32x2_ps): Ditto.
11659 2008-04-22 Nick Clifton <nickc@redhat.com>
11661 * common.opt (ftree-loop-distribution): Add Optimization
11664 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
11665 (frv_expand_builtin_va_start): Likewise.
11667 * config/arm/arm.c (thumb_find_work_register): Fix location of
11668 argument register count.
11670 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11672 Support scheduling for ColdFire V1 and V3 microarchitecture.
11673 Improve scheduling of multiplication instructions.
11675 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
11676 (mac): New instruction attribute.
11677 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
11678 (m68k_sched_mac): New variable.
11679 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
11680 Handle cfv1 and cfv3.
11681 (max_insn_size): New static variable.
11682 (struct _sched_ib): New type.
11683 (sched_ib): New static variable.
11684 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
11685 to fields of 'struct _sched_ib sched_ib'. Update all uses.
11686 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
11688 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
11689 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
11690 new variables. Update.
11691 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
11692 Add modeling of cfv3 instruction buffer. Update.
11693 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
11694 * config/m68k/m68k.h (TUNE_CFV3): New macro.
11695 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
11696 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
11697 a particular reservation applies to.
11698 (type2): Reorganize attribute values. Rename alu to alu_reg,
11699 alu_l to alu, move_l to omove. Join move to alu. Split mul
11700 to mul_l and mul_w.
11701 (cf_ib_*): Simplify description of instruction buffer.
11702 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
11703 (cf_mem): Split into cf_mem1 and cf_mem2.
11704 (cf_v2_move_??): Rename to cfv12_alu_??.
11705 (cf_v2_move_l_??): Rename to cfv12_omove_??.
11706 (cf_v2_mul_??): Remove reservations.
11707 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
11708 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
11709 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
11711 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
11712 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
11713 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
11714 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
11715 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
11716 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
11717 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
11718 expansions of the above reservations for instructions of sizes
11721 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11723 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
11725 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
11727 * coverage.c: Include tree-pass.h.
11728 (coverage_counter_alloc): Print da_file_name to the dump file.
11730 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11732 * sbitmap.c (sbitmap_range_empty_p): New function.
11733 * sbitmap.h (sbitmap_range_empty_p): New function.
11734 * bitmap.h: Now includes obstack.h.
11736 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
11737 Kenneth Zadeck <zadeck@naturalbridge.com>
11739 * dbgcnt.def (ra_byte_scan): Added.
11740 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
11741 when the last hit happens for a counter.
11742 * timevar.def (TV_DF_BYTE_LR): New variable.
11743 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
11744 * passes.c (pass_fast_rtl_byte_dce): New pass.
11745 * fwprop.c (update_df): Added mode to call df_ref_create.
11746 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
11747 DF_REF_EXTRACT_OFFSET.
11748 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
11749 DF_BYTE_LR_OUT, df_byte_lr): New macro.
11751 (df_ref_extract): Added mode field.
11752 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
11753 DF_REF_EXTRACT_OFFSET.
11754 (DF_REF_EXTRACT_MODE): New macro.
11755 (df_byte_lr_bb_info): New structure.
11756 (df_print_byte_regset, df_compute_accessed_bytes,
11757 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
11758 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
11759 df_byte_lr_simulate_uses,
11760 df_byte_lr_simulate_artificial_refs_at_top,
11761 df_byte_lr_simulate_artificial_refs_at_end,
11762 df_compute_accessed_bytes): New function.
11763 (df_ref_create): Add parameter.
11764 (df_byte_lr_get_bb_info): New inline function.
11765 * df-scan.c (df_ref_record, df_uses_record,
11766 df_ref_create_structure): Added mode parameter.
11767 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
11768 df_defs_record, df_uses_record, df_get_conditional_uses,
11769 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
11770 df_entry_block_defs_collect, df_exit_block_uses_collect):
11771 Added mode parameter to calls to df_ref_record, df_uses_record,
11772 df_ref_create_structure.
11773 (df_ref_equal_p, df_ref_compare): Added test for modes.
11774 (df_ref_create_structure): Added code to set mode. Renamed
11775 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
11776 DF_REF_EXTRACT_OFFSET.
11777 * df-core.c (df_print_byte_regset): New function.
11778 * df-byte-scan.c: New file.
11779 * df-problems.c (df_rd_transfer_function): Removed unnecessary
11780 calls to BITMAP_FREE.
11781 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
11782 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
11783 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
11784 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
11785 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
11786 df_byte_lr_local_compute, df_byte_lr_init,
11787 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
11788 df_byte_lr_transfer_function, df_byte_lr_free,
11789 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
11790 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
11791 df_byte_lr_simulate_uses,
11792 df_byte_lr_simulate_artificial_refs_at_top,
11793 df_byte_lr_simulate_artificial_refs_at_end): New function.
11794 * dce.c (byte_dce_process_block): New function.
11795 (dce_process_block): au is now passed in rather than computed
11796 locally. Changed loops that look at artificial defs to not look
11797 for conditional or partial ones, because there never are any.
11798 (fast_dce): Now is able to drive byte_dce_process_block or
11799 dce_process_block depending on the kind of dce being done.
11800 (rest_of_handle_fast_dce): Add parameter to fast_dce.
11801 (rest_of_handle_fast_byte_dce): New function.
11802 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
11803 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
11805 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
11808 * gcc.h: Added fortran options that take arguments to
11809 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
11812 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
11814 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
11815 scalarization if on the LHS and not a full access.
11817 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11819 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
11821 2008-04-18 Rafael Espindola <espindola@google.com>
11823 * tree-vrp.c (find_case_label_index): Fix the binary search.
11824 (find_case_label_range): New.
11825 (vrp_visit_switch_stmt): Use find_case_label_range.
11826 (simplify_switch_using_ranges): Use find_case_label_range.
11828 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
11830 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
11831 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
11833 2008-04-18 Tom Tromey <tromey@redhat.com>
11836 * doc/cpp.texi (Implementation-defined behavior): Mention
11839 2008-04-18 Ian Lance Taylor <iant@google.com>
11841 * fold-const.c (pointer_may_wrap_p): New static function.
11842 (fold_comparison): Add another test for pointer overflow. Use
11843 pointer_may_wrap_p to disable some false positives.
11845 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
11847 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
11848 (fname_as_string): Match updated cpp_interpret_string prototype.
11849 (fix_string_type): Support char16_t* and char32_t*.
11850 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
11851 derivative) nodes. Register as builtin if C++0x.
11852 (c_parse_error): Support CPP_CHAR{16,32}.
11853 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
11854 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
11855 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
11856 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
11857 CTI_CHAR32_ARRAY_TYPE>: New elements.
11858 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
11859 char32_type_node, signed_char32_type_node, char16_array_type_node,
11860 char32_array_type_node): New defines.
11861 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
11862 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
11863 (lex_string): Support CPP_STRING{16,32}, match updated
11864 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
11865 (lex_charconst): Support CPP_CHAR{16,32}.
11866 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
11867 and CPP_STRING{16,32}.
11869 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
11872 * aclocal.m4: Regenerate.
11873 * configure: Regenerate.
11875 2008-04-18 Jan Hubicka <jh@suse.cz>
11877 * except.c (dw2_size_of_call_site_table,
11878 sjlj_size_of_call_site_table): Use vector API for call_site_record.
11880 * cgraphbuild.c (build_cgraph_edges): Update.
11881 * tree-pass.h: Update comment.
11882 * final.c (leaf_function_p): Update.
11883 (leaf_renumber_regs): Update.
11884 (rest_of_clean_state): Update.
11885 * omp-low.c (expand_omp_parallel): Update.
11886 * ipa-reference.c (analyze_function): Update.
11887 * reorg.c (find_end_label): Update.
11888 (optimize_skip): Update.
11889 (fill_simple_delay_slots): Update.
11890 (fill_simple_delay_slots): Update.
11891 (make_return_insns): Update.
11892 (dbr_schedule): Update.
11893 * gimple-low.c (record_vars_into): Update.
11894 * cfgbuild.c (make_edges): Update.
11895 * function.c (assign_stack_local): Update.
11896 (assign_parm_adjust_stack_rtl): Update.
11897 (locate_and_pad_parm): Update.
11898 (allocate_struct_function): Do not initialize stack_alignment_needed
11899 and preferred_stack_boundary here.
11900 (stack_protect_prologue): Update.
11901 (stack_protect_epilogue): Update.
11902 (expand_function_start): Initialize stack_alignment_needed,
11903 preferred_stack_boundary and max_jumptable_ents.
11904 (expand_function_end): Update.
11905 (free_after_compilation): Do not NULLify epilogue_delay_list.
11906 * function.h (struct rtl_data): Add stack_protect_guard,
11907 stack_alignment_needed,
11908 preferred_stack_boundary, epilogue_delay_list.
11909 (struct function): Remove value_histograms, stack_alignment_needed,
11910 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
11912 unexpanded_var_list, stack_protect_guard.
11913 (current_function_epilogue_delay_list): Remove.
11914 * ipa-type-escape.c (analyze_function): Update.
11915 * gimplify.c (pop_gimplify_context): Update comment.
11916 * calls.c (expand_call): Update.
11917 (emit_library_call_value_1): Update.
11918 * except.c (set_nothrow_function_flags): Update.
11919 * cfgexpand.c (get_decl_align_unit): Update.
11920 (create_stack_guard): Update.
11921 (estimated_stack_frame_size): Update.
11922 (expand_used_vars): Update.
11923 (tree_expand_cfg): Free histogram earliers, init expansion variables.
11924 * explow.c (allocate_dynamic_stack_space): Update.
11925 * tree-ssa-live.c (remove_unused_locals): Update.
11926 * varasm.c (mark_constant_pool): Update.
11927 * tree-inline.c (remap_decls): Update.
11928 (initialize_cfun): Update.
11929 (declare_return_variable): Update.
11930 (inline_forbidden_p): Update.
11931 (expand_call_inline): Update.
11932 (declare_inline_vars): Update.
11933 (tree_function_versioning): Update.
11934 * tree-flow.h (value_histograms): New.
11935 (VALUE_HISTOGRAMS): New macro.
11936 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
11938 * tree-cfg.c (set_bb_for_stmt): Update.
11939 (replace_by_duplicate_decl): Update.
11940 (move_block_to_fn): Update.
11941 (new_label_mapper): Update.
11942 (dump_function_to_file): Update.
11943 * ipa-struct-reorg.c (build_data_structure): Update.
11944 * cfgrtl.c (print_rtl_with_bb): Update.
11945 * reload1.c (reload): Update.
11947 * config/i386/i386.c (setup_incoming_varargs_64,
11948 ix86_compute_frame_layout): Update.
11949 * config/arc/arc.c (arc_output_function_epilogue): Update.
11951 2008-04-18 Marius Strobl <marius@FreeBSD.org>
11953 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
11954 for FreeBSD as well.
11955 * gthr-posix95.h: Likewise.
11957 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
11959 PR rtl-optimization/35838
11960 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
11961 out the byte offset of the first subreg.
11963 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
11965 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
11966 to split_ti instead of three separate calls with single member arrays.
11967 (subti3 splitter): Ditto.
11968 (adddi3 splitter): Ditto with split_di.
11969 (subdi3 splitter): Ditto.
11970 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
11971 two separate calls with single member arrays. Swap match_dup
11972 operands 1 and 2 to better fit into the array.
11973 (negdi2 splitter): Ditto with split_di.
11974 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
11975 two separate calls with single member arrays. Swap match_dup operands
11976 6 and 7 to better fit into the array.
11978 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
11980 * config/i386/i386.c (sse_builtin_type): New.
11981 (bdesc_sse_args): Likewise.
11982 (bdesc_sse_3arg): Removed.
11983 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
11984 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
11985 IX86_BUILTIN_ROUNDPS.
11986 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
11987 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
11988 IX86_BUILTIN_ROUNDPS.
11989 (ix86_expand_sse_4_operands_builtin): Removed.
11990 (ix86_expand_sse_operands_builtin): New.
11991 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
11992 and CODE_FOR_sse4_1_roundps.
11993 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
11994 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
11996 2008-04-17 Alan Modra <amodra@bigpond.net.au>
11999 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
12000 regs before frame pop when needed. If use_backchain_to_restore_sp
12001 then load backchain into a temp reg to restore vr and vrsave. Add
12002 code to restore vr after frame pop if possible.
12004 2008-04-17 Richard Guenther <rguenther@suse.de>
12006 * tree-vn.c (expressions_equal_p): Do not check type
12007 equality or compatibility before calling operand_equal_p.
12008 * fold-const.c (operand_equal_p): Check equivalence of
12009 integer constants before bailing out due to signedness or
12010 precision differences.
12011 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
12012 spurious differences in type qualification. Ignore types
12013 for COMPONENT_REFs at all.
12015 2008-04-17 Christian Bruel <christian.bruel@st.com>
12017 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
12018 msw_skip comparison.
12020 2008-04-16 Jakub Jelinek <jakub@redhat.com>
12023 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
12026 PR tree-optimization/35899
12027 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
12028 rather than TREE_OPERAND.
12030 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
12033 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
12034 temporary registers. Change operand predicate to general_operand.
12035 (remainderxf3): Ditto.
12037 2008-04-16 Richard Guenther <rguenther@suse.de>
12039 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
12040 * tree-affine.c (aff_combination_expand): Look through some
12043 2008-04-15 Doug Kwan <dougkwan@google.com>
12045 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
12047 * tree-pretty-print.c (dump_generic_node): Ditto.
12048 * final.c (output_addr_const): Ditto.
12049 * dwarf2out.c (output_cfi): Ditto.
12050 * c-pretty-print.c (pp_c_integer_constant): Ditto.
12051 * print-rtl.c (print_rtx): Ditto.
12052 * print-tree.c (print_node_brief, print_node): Ditto.
12053 * c-common.c (match_case_to_enum_1): Ditto.
12054 * sched-vis.c (print_value): Ditto.
12055 * config/i386/i386.c (print_operand): Cast to long unsigned int
12058 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
12059 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
12060 MS Windows VirtualProtect function.
12062 2008-04-15 Jan Hubicka <jh@suse.cz>
12064 * gengtype.c (write_root): Param_is argument is OK.
12065 * expr.c (expand_expr_real_1): Update call of get_exception_*.
12066 * function.h: Include varray.h
12067 (rtl_eh): New stucture based on except.c one.
12068 (call_site_record): New forward declaration and vector type.
12069 * calls.c (emit_call_1): Do not call
12070 note_current_region_may_contain_throw.
12071 * except.c (eh_status): Remove cur_region, try_region since they are
12073 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
12074 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
12075 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
12076 Remove call_site_data_used, call_site_data_size.
12077 Turn call_site_record into vector in function.h.
12078 (note_current_region_may_contain_throw): Remove.
12079 (get_exception_pointer, get_exception_filter): Do not take struct
12080 function argument; update.
12081 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
12082 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
12083 build_post_landing_pads, dw2_build_landing_pads,
12084 sjlj_assign_call_site_values, sjlj_mark_call_sites,
12085 sjlj_emit_function_enter, sjlj_emit_function_enter,
12086 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
12087 sjlj_build_landing_pads, finish_eh_generation,
12088 remove_exception_handler_label, remove_eh_handler,
12089 maybe_remove_eh_handler, add_reachable_handler,
12090 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
12091 add_action_record, collect_one_action_chain, add_call_site,
12092 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
12093 sjlj_output_call_site_table, output_function_exception_table,
12094 * except.h (note_current_region_may_contain_throw): Remove
12095 (get_exception_pointer, get_exception_filter): Do not take struct
12097 * Makefile.in (GTFILES): Put varargs before struct function.
12099 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12101 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
12102 punt for STRING_CST.
12103 (get_constraint_for): Deal with STRING_CST here instead.
12105 2008-04-15 Richard Guenther <rguenther@suse.de>
12107 * tree-ssa-propagate.c (substitute_and_fold): Substitute
12108 statements in a basic-block with a backward walk. Do not
12109 substitute into dead statements but instead remove those.
12111 2008-04-15 Richard Guenther <rguenther@suse.de>
12113 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
12114 to zero, thus disable creation of SFTs.
12116 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12118 * tree-predcom.c (suitable_reference_p): Return false if the
12119 reference can throw.
12121 2008-04-15 Jakub Jelinek <jakub@redhat.com>
12124 * c-decl.c (finish_decl): If extern or static var has variable
12125 size, set TREE_TYPE (decl) to error_mark_node.
12127 2008-04-15 Rafael Espindola <espindola@google.com>
12129 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
12132 2008-04-15 Richard Guenther <rguenther@suse.de>
12134 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
12135 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
12136 (visit_reference_op_load): Do walk vuse-vdef chains on
12137 vn_reference_lookup.
12138 (visit_reference_op_store): But do not here.
12139 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
12140 vn_reference_lookup.
12141 (vn_lookup_with_vuses): But do so here.
12143 2008-04-14 Ian Lance Taylor <iant@google.com>
12145 * fold-const.c (fold_overflow_warning): Remove assertion.
12147 2008-04-15 Ben Elliston <bje@au.ibm.com>
12149 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
12150 temp1 local variables.
12152 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
12155 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
12156 ".text.unlikely" section as executable.
12158 2008-04-14 James E. Wilson <wilson@tuliptree.org>
12160 * config/ia64/ia64.c (rtx_needs_barrier): Handle
12161 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
12162 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
12163 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
12164 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
12165 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
12166 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
12168 2008-04-14 Ian Lance Taylor <iant@google.com>
12170 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
12171 * fold-const.c (fold_comparison): If appropriate, test
12172 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
12173 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
12174 reassociating a pointer type.
12175 * doc/invoke.texi (Optimize Options): Document that
12176 -fstrict-overflow applies to pointer wraparound.
12178 2008-04-13 Jan Hubicka <jh@suse.cz>
12180 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
12182 2008-04-12 Andrew Pinski <pinskia@gmail.com>
12184 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
12185 we are going to "save the world".
12187 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
12189 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
12190 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
12191 operand 0 constraint, not "=".
12193 2008-04-11 James E. Wilson <wilson@tuliptree.org>
12195 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
12197 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12199 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
12200 of size of positions_needed * CHAR_BIT.
12202 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12204 PR middle-end/35897
12205 * dse.c (store_info): Change positions_needed to unsigned
12207 (lowpart_bitmask): New.
12208 (record_store): Cast to unsigned HOST_WIDE_INT for
12209 positions_needed. Assert width <= size of positions_needed *
12210 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
12211 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
12212 lowpart_bitmask to set mask.
12214 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12216 * config/bfin/constraints.md: New file.
12217 * config/bfin/bfin.md: Include it.
12218 (adddi3): Use satisfies_constraint functions instead of the old macros.
12219 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
12220 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
12221 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
12222 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
12223 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
12224 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
12225 EXTRA_CONSTRAINT): Delete.
12226 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
12227 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
12229 * config/bfin/bfin.c: Include "tm-constrs.h".
12230 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
12231 Use satisfies_constraint functions instead of the old macros.
12232 * doc/md.texi (Blackfin Constraints): Update file name reference.
12234 2008-04-11 Richard Guenther <rguenther@suse.de>
12236 PR tree-optimization/35869
12237 * tree-vrp.c (execute_vrp): Move switch statement update after
12238 jump threading. Schedule another cfg cleanup run.
12240 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
12243 * attribs.c (decl_attributes): Return early on errorneous node.
12245 2008-04-10 Oleg Ryjkov <olegr@google.com>
12247 * tree.h (struct tree_base): Added a new flag default_def_flag.
12248 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
12250 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
12252 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
12254 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12257 * pa.md: Define mode iterator P. Define mode attribute dwc.
12258 (dcacheflush): Update pattern to use iterator P and attribute dwc.
12259 (icacheflush): Likewise.
12260 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
12261 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
12263 2008-04-11 Ben Elliston <bje@au.ibm.com>
12265 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
12267 2008-04-10 Rafael Espindola <espindola@google.com>
12269 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
12270 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
12271 (extract_range_from_expr): The same.
12273 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
12275 * config/mips/mips.md (GPR2): New mode iterator.
12276 (seq): Add comment.
12277 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
12278 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
12279 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
12280 Rewrite these to take two modes, the mode of comparison and the
12281 mode of the destination.
12282 * config/mips/mips.c (mips_expand_scc): Instead of having
12283 paradoxical subreg as destination, expand "narrowing" scc if mode
12284 of comparison is SI and target is requested in DI mode.
12285 (mips_emit_int_order_test): Update comment. Make mode of
12286 comparison match CMP0 rather than TARGET. When creating inverse
12287 target use mode of TARGET.
12289 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
12291 * gcov-dump.c (tag_summary): Only print summaries for the first
12292 GCOV_COUNTERS_SUMMABLE counters.
12294 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
12296 * config/i386/i386.md (absneg): New code iterator.
12297 (absnegprefix): New code attribute.
12298 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
12299 patterns using absneg code iterator.
12300 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
12301 using absneg code iterator.
12302 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
12303 *neg<mode>2 patterns using absneg code iterator.
12304 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
12305 *negextendsfdf2 patterns using absneg code iterator.
12306 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
12307 *negextendsfxf2 patterns using absneg code iterator.
12308 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
12309 *negextendsfdf2 patterns using absneg code iterator.
12310 * config/i386/sse.md (<code><mode>2): Macroize expander from
12311 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
12313 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
12315 * config/s390/s390.h: Remove the remains of the recent search
12316 & replace action of current_function_outgoing_args_size.
12318 2008-04-10 Ira Rosen <irar@il.ibm.com>
12320 PR tree-optimization/35821
12321 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
12322 NEW_STMT_LIST is not NULL.
12324 2008-04-09 David Edelsohn <edelsohn@gnu.org>
12327 * toplev.c (process_options): Remove -ffunction-sections debugging
12330 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
12332 PR middle-end/PR28690
12333 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
12334 than gen_rtx_fmt_ee to perform more canonicalizations.
12336 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12339 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
12341 2008-04-09 Richard Guenther <rguenther@suse.de>
12343 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
12344 (dump_function_to_file): Dump function arguments with types.
12346 2008-04-08 Richard Guenther <rguenther@suse.de>
12348 * fold-const.c (fold_widened_comparison): Do not allow
12349 sign-changes that change the result.
12351 2008-04-08 Janis Johnson <janis187@us.ibm.com>
12354 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
12355 kinds of indirect references.
12357 2008-04-08 David Edelsohn <edelsohn@gnu.org>
12359 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
12360 GNU Fortran language string.
12362 2008-04-08 Rafael Espindola <espindola@google.com>
12364 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
12365 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
12366 * tree.h (tree_call_nonnegative_warnv_p): New.
12368 2008-04-08 Jan Hubicka <jh@suse.cz>
12370 * function.c (free_after_compilation): Clear out regno_reg_rtx
12373 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
12376 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12378 PR middle-end/PR28690
12379 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
12380 same precedence as REG_POINTER and MEM_POINTER operands.
12382 2008-04-08 Richard Guenther <rguenther@suse.de>
12384 PR middle-end/35834
12385 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
12386 for adding index to base.
12388 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
12390 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
12391 (MINGW_ENABLE_EXECUTE_STACK): New.
12392 (IN_LIBGCC2): For libgcc include windows.h file for
12393 function declarations.
12395 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
12397 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
12398 and tem2 if tem1 is not a REG or MULT.
12400 2008-04-08 Jan Hubicka <jh@suse.cz>
12402 * function.h (incomming_args): Break out of struct function.
12403 (function_subsections): Break out of struct function.
12404 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
12405 return_rtx and hard_reg_initial_vals from struct function.
12406 Kill inl_max_label_num.
12407 (current_function_pops_args, current_function_args_info,
12408 current_function_args_size, current_function_args_size,
12409 current_function_pretend_args_size,
12410 current_function_outgoing_args_size,
12411 current_function_internal_arg_pointer, current_function_return_rtx):
12412 Kill compatibility accestor macros.
12413 * builtins.c (expand_builtin_apply_args_1): Update.
12414 (expand_builtin_next_arg): Update.
12415 * df-scan.c (df_get_call_refs): Update.
12416 * dbxout.c (dbxout_function_end): Update.
12417 * dwarf2out.c (dwarf2out_switch_text_section): Update.
12418 (output_line_info): Update.
12419 (secname_for_decl): Update.
12420 (dwarf2out_var_location): Update.
12421 * function.c (free_after_compilation): Update.
12422 (assign_parm_find_stack_rtl): Update.
12423 (assign_parms): Update.
12424 (expand_dummy_function_end): Update.
12425 (expand_function_end): Update.
12426 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
12427 (expand_call): Update.
12428 (emit_library_call_value_1): Update.
12429 (store_one_arg): Update.
12430 * varasm.c (initialize_cold_section_name): Update.
12431 (unlikely_text_section): Update.
12432 (unlikely_text_section_p): Update.
12433 (assemble_start_function): Update.
12434 (assemble_end_function): Update.
12435 (default_section_type_flags): Update.
12436 (switch_to_section): Update.
12437 * integrate.c (set_decl_abstract_flags): Update.
12438 (get_hard_reg_initial_val): Update.
12439 (has_hard_reg_initial_val): Update.
12440 (allocate_initial_values): Update.
12441 * resource.c (init_resource_info): Update.
12442 * config/alpha/alpha.c (NUM_ARGS): Update.
12443 (direct_return): Update.
12444 (alpha_va_start): Update.
12445 (alpha_sa_size): Update.
12446 (alpha_initial_elimination_offset): Update.
12447 (alpha_expand_prologue): Update.
12448 (alpha_start_function): Update.
12449 (alpha_expand_epilogue): Update.
12450 (unicosmk_initial_elimination_offset):
12451 * config/alpha/alpha.md (call expander): Update.
12452 * config/s390/s390.c (s390_register_info): Update.
12453 (s390_register_info): Update.
12454 (s390_frame_info): Update.
12455 (s390_initial_elimination_offset): Update.
12456 (s390_build_builtin_va_list): Update.
12457 (s390_va_start): Update.
12458 * config/spu/spu.c (direct_return): Update.
12459 (spu_expand_prologue): Update.
12460 (spu_initial_elimination_offset): Update.
12461 (spu_build_builtin_va_list): Update.
12462 (spu_va_start): Update.
12463 * config/sparc/sparc.c (sparc_init_modes): Update.
12464 (sparc_compute_frame_size): Update.
12465 (function_value): Update.
12466 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
12467 * config/i386/i386.md (return expander): Update.
12468 * config/i386/i386.c (ix86_va_start): Update.
12469 (ix86_can_use_return_insn_p): Update.
12470 (ix86_compute_frame_layout): Update.
12471 (ix86_expand_epilogue): Update.
12472 * config/sh/sh.c (output_stack_adjust): Update.
12473 (calc_live_regs): Update.
12474 (sh_expand_prologue): Update.
12475 (sh_builtin_saveregs): Update.
12476 (sh_va_start): Update.
12477 (initial_elimination_offset): Update.
12478 (sh_allocate_initial_value): Update.
12479 (sh_function_ok_for_sibcall): Update.
12480 (sh_get_pr_initial_val): Update.
12481 * config/sh/sh.md (return expander): Update.
12482 * config/avr/avr.c (frame_pointer_required_p): UPdate.
12483 * config/crx/crx.c (crx_compute_frame): UPdate.
12484 (crx_initial_elimination_offset): UPdate.
12485 * config/xtensa/xtensa.c (compute_frame_size): Update
12486 (xtensa_builtin_saveregs): Update.
12487 (xtensa_va_start): Update.
12488 (order_regs_for_local_alloc): Update.
12489 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
12490 (xstormy16_expand_builtin_va_start): Update.
12491 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
12492 * config/m68hc11/m68hc11.md (return expanders): Update.
12493 * config/m68hc11/m68hc11.c (expand_prologue): Update.
12494 (expand_epilogue): Update.
12495 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
12496 (cris_simple_epilogue): Update.
12497 (cris_expand_prologue): Update.
12498 (cris_expand_epilogue): Update.
12499 * config/iq2000/iq2000.c (iq2000_va_start): Update.
12500 (compute_frame_size): Update.
12501 * config/mt/mt.c (mt_compute_frame_size): Update.
12502 * config/mn10300/mn10300.c (expand_prologue): Update.
12503 (expand_epilogue): Update.
12504 (initial_offset): Update.
12505 (mn10300_builtin_saveregs):
12506 * config/mn10300/mn10300.md (return expander): Update.
12507 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
12508 (ia64_initial_elimination_offset): Update.
12509 (ia64_initial_elimination_offset): Update.
12510 (ia64_expand_prologue): Update.
12511 * config/m68k/m68k.md (return expander): Update.
12512 * config/rs6000/rs6000.c (rs6000_va_start): Update.
12513 (rs6000_stack_info): Update.
12514 * config/mcore/mcore.c (layout_mcore_frame): Update.
12515 (mcore_expand_prolog): Update.
12516 * config/arc/arc.c (arc_compute_frame_size): Update.
12517 * config/score/score3.c (score3_compute_frame_size): Update.
12518 * config/score/score7.c (score7_compute_frame_size): Update.
12519 * config/arm/arm.c (use_return_insn): Update.
12520 (thumb_find_work_register): Update.
12521 (arm_compute_save_reg_mask): Update.
12522 (arm_output_function_prologue): Update.
12523 (arm_output_epilogue): Update.
12524 (arm_size_return_regs): Update.
12525 (arm_get_frame_offsets): Update.
12526 (arm_expand_prologue): Update.
12527 (thumb_exit): Update.
12528 (thumb_unexpanded_epilogue): Update.
12529 (thumb1_output_function_prologue): Update.
12530 * config/pa/pa.md (return expander): Update.
12531 * config/pa/pa.c (compute_frame_size): Update.
12532 (hppa_builtin_saveregs): Update.
12533 * config/mips/mips.c (mips_va_start): Update.
12534 (mips16_build_function_stub): Update.
12535 (mips_compute_frame_info): Update.
12536 (mips_restore_gp): Update.
12537 (mips_output_function_prologue): Update.
12538 (mips_expand_prologue): Update.
12539 * config/v850/v850.c (compute_frame_size): Update.
12540 (expand_prologue): * config/mmix/mmix.c (along): update.
12541 (mmix_initial_elimination_offset): update.
12542 (mmix_reorg): update.
12543 (mmix_use_simple_return): update.
12544 (mmix_expand_prologue): update.
12545 (mmix_expand_epilogue): Update.
12546 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
12547 (emit_link_insn): Update.
12549 2008-04-08 Anatoly Sokolov <aesok@post.ru>
12551 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
12552 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
12554 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
12557 2008-04-07 Jan Hubicka <jh@suse.cz>
12559 * function.h (rtl): Rename to x_rtl.
12560 (crtl): New define.
12561 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
12562 frame_offset, stack_check_probe_note, arg_pointer_save_area,
12563 used_temp_slots avail_temp_slots, temp_slot_level,
12564 nonlocal_goto_handler_labels): Update accesstors.
12565 (rtl): New global variable.
12566 (struct function): Move some fileds to rtl_data.
12567 (get_arg_pointer_save_area): Update prototype.
12568 * builtins.c (expand_builtin_setjmp_receiver): Update call of
12569 get_arg_pointer_save_area.
12570 * expr.c (init_expr): Update
12571 * function.c (get_frame_size): Update
12572 (assign_stack_local): Update
12573 (expand_function_end): Update.
12574 (get_art_pointer_save_area): Update
12576 * emit-rtl.c (rtl): Declare.
12577 (regno_reg_rtx): Declare.
12578 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
12580 (gen_reg_rtx): Update.
12581 * varasm.c (n_deferred_constatns): Update accestor.
12582 (init_varasm_status): Do not allocate varasm_status.
12583 (force_const_mem, get_pool_size, output_constant_pool): Update.
12584 * stmt.c (force_label_rtx): Do not use x_ prefixes.
12585 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
12586 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
12587 * sparc/sparc.h (INIT_EXPANDERS): Update.
12588 * ia64/ia64.h (INIT_EXPANDERS): Update.
12590 2008-04-07 James E. Wilson <wilson@tuliptree.org>
12592 * reload.c (push_secondary_reload): Add missing break to for loop.
12594 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12596 PR middle-end/PR28690
12597 * rtlanal.c: Update copyright years.
12598 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
12599 as REG_POINTER and MEM_POINTER operands.
12600 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
12601 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
12602 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
12603 * gcse.c: Update copyright years.
12604 (pre_delete): Call gen_reg_rtx_and_attrs.
12605 (hoist_code): Likewise.
12606 (build_store_vectors): Likewise.
12607 (delete_store): Likewise.
12608 * loop-invariant.c (move_invariant_reg): Likewise.
12609 Update copyright years.
12611 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
12613 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
12614 control string instead of quoted.
12616 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
12618 * doc/rtl.texi: Rewrite of subreg section.
12620 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
12623 * config/i386/i386.c (legitimize_pic_address): Add treating
12624 of dllimport SYM_REF's.
12625 (legitimize_dllimport_symbol): Add prototype.
12627 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12629 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
12630 reference in constructor with non self-referential type.
12632 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12634 Removal of Return with Depressed Stack Pointer support
12635 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
12636 (ECF_SP_DEPRESSED): Likewise.
12637 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
12638 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
12639 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12640 (expand_call): Do not test ECF_SP_DEPRESSED.
12641 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12642 * function.c (keep_stack_depressed): Delete.
12643 (handle_epilogue_set): Likewise.
12644 (update_epilogue_consts): Likewise.
12645 (emit_equiv_load): Likewise.
12646 (thread_prologue_and_epilogue_insns): Remove support for Return with
12647 Depressed Stack Pointer.
12648 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12650 2008-04-06 Richard Guenther <rguenther@suse.de>
12652 PR tree-optimization/35400
12653 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
12654 information from SSA_NAMEs.
12656 2008-04-06 Anatoly Sokolov <aesok@post.ru>
12658 * config/avr/avr.h (avr_mega_p): Remove declaration.
12659 (AVR_MEGA): Remove macro.
12660 * config/avr/avr.c (avr_mega_p): Remove variable.
12661 (avr_override_options): Remove inicializion of avr_mega_p.
12662 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
12663 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
12664 (avr_jump_mode): (Ditto.).
12665 (avr_output_progmem_section_asm_op): (Ditto.).
12666 (avr_asm_init_sections): (Ditto.).
12667 (avr_asm_init_sections): (Ditto.).
12668 (avr_rtx_costs): (Ditto.).
12669 * config/avr/avr.md: (Ditto.).
12670 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
12673 2008-04-06 Richard Guenther <rguenther@suse.de>
12675 PR tree-optimization/35842
12676 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
12677 is_gimple_invariant_address.
12679 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12681 * gcc.c (default_compilers): Sync Fortran extensions list with
12682 that in fortran/lang-specs.h.
12683 * doc/invoke.texi: Likewise.
12684 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
12685 * dwarf2out.c (gen_compile_unit_die): Likewise.
12687 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
12689 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
12691 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
12694 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
12695 attribute is used for nested functions.
12697 2008-04-05 Jan Hubicka <jh@suse.cz>
12699 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
12701 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
12703 (dump_files): Update.
12704 (enable_rtl_dump_file): Do not accept letter argument.
12705 * tree-pass.h (dump_file_info): Remove letter argument.
12706 * toplev.c (decode_d_option): Update -da handling.
12707 * toplev.h (enable_rtl_dump_file): Update prototype.
12708 * passes.c (register_one_dump_file): Do not accept IPA argument; work
12709 it out based on pass type.
12710 (register_dump_files_1): Likewise.
12711 (init_optimization_passes): Update register_one_dump_file calls.
12712 (execute_one_pass): Sanity check that IPA passes are called at IPA
12713 level and RTL passes at RTL level.
12714 (execute_pass_list): IPA pass can not be after or subpass of
12716 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
12717 disallov RTL subpasses of IPA subpasses.
12719 2008-04-05 Ben Elliston <bje@au.ibm.com>
12721 * tree-cfg.c (need_fake_edge_p): Return false for calls to
12722 builtins that return exactly once and do not throw. Cache call to
12725 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
12727 PR rtl-optimization/34916
12728 PR middle-end/35519
12729 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
12730 between instruction pairs.
12732 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
12734 * doc/invoke.texi: Document -mbitops for SH.
12735 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
12736 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
12737 * config/sh/sh.c (print_operand): Add %t operand code.
12738 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
12739 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
12740 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
12741 (extendqihi2): Likewise.
12742 (movqi_i): Likewise.
12743 (insv): Use bset, bclr and bst instructions for SH2A if possible.
12744 (extv): Use bld instruction for SH2A if possible.
12746 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
12747 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
12748 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
12749 (bset.b, bclr.b): Define peepholes.
12750 * config/sh/sh.opt (mbitops): New option.
12752 2008-04-04 Janis Johnson <janis187@us.ibm.com>
12755 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
12756 and view convert expression.
12758 2008-04-04 Jakub Jelinek <jakub@redhat.com>
12761 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12763 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
12765 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
12767 * config/i386/cpuid.h (bit_AES): New.
12768 (bit_PCLMUL): Likewise.
12770 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
12771 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
12772 SSE2 if AES or PCLMUL is enabled.
12773 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
12774 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
12775 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
12776 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
12777 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
12778 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
12779 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
12780 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
12781 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
12782 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
12783 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
12784 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
12785 __builtin_ia32_aeskeygenassist128 and
12786 __builtin_ia32_pclmulqdq128.
12787 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
12788 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
12789 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
12791 * config/i386/i386.h (TARGET_AES): New.
12792 (TARGET_PCLMUL): Likewise.
12793 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
12795 * config/i386/i386.md (UNSPEC_AESENC): New.
12796 (UNSPEC_AESENCLAST): Likewise.
12797 (UNSPEC_AESDEC): Likewise.
12798 (UNSPEC_AESDECLAST): Likewise.
12799 (UNSPEC_AESIMC): Likewise.
12800 (UNSPEC_AESKEYGENASSIST): Likewise.
12801 (UNSPEC_PCLMUL): Likewise.
12803 * config/i386/i386.opt (maes): New.
12804 (mpclmul): Likewise.
12806 * config/i386/sse.md (aesenc): New pattern.
12807 (aesenclast): Likewise.
12808 (aesdec): Likewise.
12809 (aesdeclast): Likewise.
12810 (aesimc): Likewise.
12811 (aeskeygenassist): Likewise.
12812 (pclmulqdq): Likewise.
12814 * config/i386/wmmintrin.h: New.
12816 * doc/extend.texi: Document AES and PCLMUL built-in function.
12818 * doc/invoke.texi: Document -maes and -mpclmul.
12820 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
12822 * function.c (free_after_parsing): Replace with
12823 cxx_push_function_context from C++ front-end.
12824 (allocate_struct_function): Don't call langhook.
12825 * langhooks.h (struct lang_hooks_for_functions): Delete.
12826 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
12828 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
12829 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
12830 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
12831 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
12832 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
12833 remove LANG_HOOKS_FUNCTION_INITIALIZER.
12834 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
12836 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
12837 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
12839 2008-04-04 Jakub Jelinek <jakub@redhat.com>
12842 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
12845 2008-04-04 Richard Guenther <rguenther@suse.de>
12847 PR middle-end/35823
12848 * fold-const.c (optimize_minmax_comparison): Use the correct
12849 type for the constant in the simplified comparison.
12851 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
12853 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
12854 Pass L2 size as "--param l2-cache-size" to the compiler.
12855 (decode_l2_cache): New function to decode L2 cache parameters using
12856 0x8000006 extended cpuid function.
12857 (detect_caches_amd): Determine parameters of L2 cache using
12858 decode_l2_caches function.
12859 (decode_caches_intel): Decode L2 cache parameters.
12860 (detect_caches_intel): Determine L2 cache parameters using
12861 decode_caches_intel and decode_l2_caches functions.
12863 2008-04-03 Bob Wilson <bob.wilson@acm.org>
12865 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
12866 secondary input reload for subword loads from the constant pool.
12868 2008-04-03 Janis Johnson <janis187@us.ibm.com>
12871 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
12872 constants of the appropriate size for runtime calculations.
12875 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
12876 decimal-float literal constant zero.
12878 2008-04-03 Jakub Jelinek <jakub@redhat.com>
12881 * c-parser.c (c_parser_omp_atomic): Call
12882 default_function_array_conversion on the RHS.
12884 PR middle-end/35818
12885 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
12886 call is_variable_sized if decl has incomplete type.
12888 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
12890 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
12892 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
12894 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
12896 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
12897 (sgt<u>): Merge sgt and sgtu into new expander.
12898 (sgt, sgtu): Remove expanders.
12899 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
12900 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
12901 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
12902 *sgtu_<mode>_mips16 into new pattern.
12903 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
12904 (sge<u>): Merge sge and sgeu into new expander.
12905 (sge, sgeu): Remove expanders.
12906 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
12908 (*sge_<mode>, second *sge_<mode>): Remove patterns.
12909 (slt<u>): Merge slt and sltu into new expander.
12910 (slt, sltu): Remove expanders.
12911 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
12912 (*slt_<mode>, *sltu_<mode>): Remove patterns.
12913 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
12914 *sltu_<mode>_mips16 into new pattern.
12915 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
12916 (sle<u>): Merge sle and sleu into new expander.
12917 (sle, sleu): Remove expanders.
12918 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
12919 (*sle_<mode>, *sleu_<mode>): Remove patterns.
12920 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
12921 *sleu_<mode>_mips16 into new pattern.
12922 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
12924 2008-04-03 Jan Hubicka <jh@suse.cz>
12926 PR tree-optimization/35795
12927 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
12928 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12929 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
12930 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12931 * score/score3.c (score3_output_mi_thunk): Likewise.
12932 * score/score7.c (score7_output_mi_thunk): Likewise.
12933 * mips/mips.c (mips_output_mi_thunk): Likewise.
12935 2008-04-03 Richard Guenther <rguenther@suse.de>
12937 * tree-vrp.c (extract_range_from_unary_expr): Handle all
12938 conversions. Simplify code.
12940 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
12942 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
12944 2008-04-03 Tom Tromey <tromey@redhat.com>
12945 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12947 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
12948 * config/bfin/t-bfin-linux (generated_files): Add
12949 linux-sysroot-suffix.h.
12950 * doc/install.texi (Prerequisites): Require make 3.80.
12951 * doc/sourcebuild.texi (Front End Directory): Document new
12953 * Makefile.in (generated_files): New variable.
12954 (ALL_HOST_OBJS): New variable.
12955 ($(ALL_HOST_OBJS)): New target.
12957 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
12959 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
12960 (remap_block): Call id->transform_lang_insert_block instead
12962 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
12963 Set id.transform_lang_insert_block to NULL.
12964 (clone_body): Move to cp/optimize.c
12965 * tree-inline.h (struct copy_body_data): Change
12966 transform_lang_insert_block to function pointer.
12967 (copy_generic_body, copy_decl_no_change): Export.
12968 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
12969 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
12970 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
12972 * c-tree.h (insert_block): Kill.
12973 * c-decl.c (insert_block): Kill.
12975 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
12977 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
12978 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
12979 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
12981 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
12982 argument, call {push,pop}_function_context from here.
12983 * c-parser.c: Use c_{push,pop}_function_context.
12985 * function.c (push_function_context_to): Move meat ...
12986 (push_function_context): ... here. Simplify.
12987 * function.c (pop_function_context_from): Move meat ...
12988 (pop_function_context): ... here. Simplify.
12989 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
12991 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
12992 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
12993 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
12994 * tree.h (push_function_context_to, pop_function_context_from): Remove.
12996 2008-04-03 Ben Elliston <bje@au.ibm.com>
12998 * expmed.c (extract_force_align_mem_bit_field): Remove.
13000 2008-04-03 Richard Guenther <rguenther@suse.de>
13002 PR middle-end/35800
13003 * expr.h (try_casesi): Adjust prototype.
13004 * expr.c (try_casesi): Take fallback label as extra parameter.
13005 Use that for gen_casesi if default_label is NULL.
13006 * stmt.c (expand_case): Pass fallback label to try_casesi,
13007 make sure to fill gaps with a fallback label if default_label
13010 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
13013 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
13015 2008-04-03 Ben Elliston <bje@au.ibm.com>
13017 * expmed.c (extract_split_bit_field): Remove if (0) code.
13018 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
13019 (do_ds_constraint): Likewise.
13021 2008-04-02 Joseph Myers <joseph@codesourcery.com>
13023 * doc/cppopts.texi (-dU): Document.
13024 * c-common.h (flag_dump_macros): Update comment.
13025 * c-opts.c (handle_OPT_d): Handle -dU.
13026 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
13027 dump_queued_macros, cb_used_define, cb_used_undef): New.
13028 (init_pp_output): Handle -dU.
13029 (cb_line_change): Call dump_queued_macros.
13030 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
13032 2008-04-02 Anatoly Sokolov <aesok@post.ru>
13034 * config/avr/predicates.md (io_address_operand): New predicate.
13035 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
13036 * config/avr/avr.c (avr_io_address_p): Remove function.
13037 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
13038 'avr_io_address_p' function.
13039 (out_movhi_r_mr): (Ditto.).
13040 (out_movqi_mr_r): (Ditto.).
13041 (out_movhi_mr_r): (Ditto.).
13042 (avr_address_cost): (Ditto.).
13044 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
13046 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
13047 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
13048 in 32bit mode when XMM registers are available to avoid store
13050 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
13051 corresponding post-reload splitters.
13053 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
13055 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
13056 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
13057 __builtin_ia32_roundss.
13058 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
13059 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
13060 __builtin_ia32_roundss.
13061 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
13062 IX86_BUILTIN_SHUFPD here.
13064 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
13066 * config/i386/i386.md (plogic): New.
13067 (plogicprefix): Likewise.
13069 * config/i386/mmx.md (mmx_<code><mode>3): New.
13070 (mmx_and<mode>3): Removed.
13071 (mmx_ior<mode>3): Likewise.
13072 (mmx_xor<mode>3): Likewise.
13074 * config/i386/sse.md (<code><mode>3): New.
13075 (*<code><mode>3): Likewise.
13076 (*<code><mode>3): Likewise.
13077 (<code><mode>3): Likewise.
13078 (*sse_<code><mode>3): Likewise.
13079 (*sse2_<code><mode>3): Likewise.
13080 (<code>tf3): Likewise.
13081 (*<code>tf3): Likewise.
13082 (and<mode>3): Likewise.
13083 (*and<mode>3): Likewise.
13084 (ior<mode>3): Removed.
13085 (*ior<mode>3): Likewise.
13086 (xor<mode>3): Likewise.
13087 (*xor<mode>3): Likewise.
13088 (*and<mode>3): Likewise.
13089 (*ior<mode>3): Likewise.
13090 (*xor<mode>3): Likewise.
13091 (and<mode>3): Likewise.
13092 (*sse_and<mode>3): Likewise.
13093 (*sse2_and<mode>3): Likewise.
13094 (andtf3): Likewise.
13095 (*andtf3): Likewise.
13096 (ior<mode>3): Likewise.
13097 (*sse_ior<mode>3): Likewise.
13098 (*sse2_ior<mode>3): Likewise.
13099 (iortf3): Likewise.
13100 (*iortf3): Likewise.
13101 (xor<mode>3): Likewise.
13102 (*sse_xor<mode>3): Likewise.
13103 (*sse2_xor<mode>3): Likewise.
13104 (xortf3): Likewise.
13105 (*xortf3): Likewise.
13107 2008-04-02 Richard Guenther <rguenther@suse.de>
13109 PR tree-optimization/14495
13110 PR tree-optimization/34793
13111 * tree-vrp.c (struct switch_update): New structure.
13112 (to_remove_edges, to_update_switch_stmts): New VECs.
13113 (simplify_switch_using_ranges): New function. Remove not taken
13114 case labels and edges.
13115 (simplify_stmt_using_ranges): Call it.
13116 (identify_jump_threads): Mark edges we have queued for removal
13117 so we don't thread them.
13118 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
13120 * tree-cfg.c (group_case_labels): Deal with missing default label.
13121 (tree_verify_flow_info): Allow missing default label.
13122 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
13123 (emit_case_nodes): Likewise.
13124 (expand_case): Do not rely on the default label to be present.
13125 * expr.c (try_casesi): Deal with NULL default_label.
13126 (do_tablejump): Likewise.
13128 2008-04-02 Richard Guenther <rguenther@suse.de>
13130 PR tree-optimization/14495
13131 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
13132 SWITCH_EXPR here ...
13133 (vrp_visit_switch_stmt): ... but here (new function).
13134 (find_case_label_index): New helper function.
13135 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
13137 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13139 * fwprop.c: Fix ISO-C99ism.
13141 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13144 * Makefile.in (objdir): Set it here.
13145 * configure.ac: Not here. Find dynamic linker characteristics.
13146 * exec-tool.in: Use them.
13147 * aclocal.m4: Regenerate.
13148 * configure: Regenerate.
13150 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13152 * expr.c (expand_var): Delete it.
13153 * expr.h (expand_var): Delete prototype.
13154 * function.c (expand_function_start): Use expand_decl instead.
13155 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
13158 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
13160 PR rtl-optimization/35542
13161 * fwprop.c (forward_propagate_and_simplify): Replace
13162 loc_reg_mentioned_in_p with reg_mentioned_p.
13164 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13166 PR rtl-optimization/35281
13167 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
13168 (propagate_rtx_1): Handle PR_HANDLE_MEM.
13169 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
13170 (varying_mem_p): Move above propagate_rtx.
13171 (all_uses_available_at): Do not check MEMs.
13173 2008-04-02 Rafael Espindola <espindola@google.com>
13175 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
13176 (register_edge_assert_for_2): Split the cond argument.
13177 (register_edge_assert_for_1): Adjust for the change in
13178 register_edge_assert_for_2.
13179 (register_edge_assert_for): Split the cond argument.
13180 (find_switch_asserts): Adjust for the change in
13181 register_edge_assert_for.
13183 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
13185 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
13186 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
13187 offsets for 64-bit mingw.
13188 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
13189 abi for x86_64-pc-mingw.
13191 2008-04-02 Richard Guenther <rguenther@suse.de>
13193 * tree-vrp.c (extract_range_from_assert): Make sure to not
13194 produce range min/max with TREE_OVERFOW set.
13195 If merging a anti-range and a range keep the anti-range if
13196 the range covers all values of the type.
13197 (register_edge_assert_for_2): Only allow sign-changing
13198 conversions in detecting canonical range checks. Also
13199 register an assert for the unsigned name if useful.
13201 PR tree-optimization/35787
13202 * tree-vrp.c (vrp_val_max): New function.
13203 (vrp_val_min): Likewise.
13204 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
13205 (vrp_val_is_min): Likewise.
13206 (supports_overflow_infinity): Use vrp_val_{min,max}.
13207 (negative_overflow_infinity): Likewise.
13208 (positive_overflow_infinity): Likewise.
13209 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
13210 (is_positive_overflow_infinity): Likewise.
13211 (is_overflow_infinity): Likewise.
13212 (avoid_overflow_infinity): Use vrp_val_{min,max} and
13213 vrp_val_is_{min,max}.
13214 (set_and_canonicalize_value_range): Canonicalize anti-ranges
13215 to ranges if possible. Avoid empty ranges.
13217 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13219 PR middle-end/35705
13220 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
13221 the expression is a function address.
13223 2008-04-01 George Helffrich <george@gcc.gnu.org>
13225 PR fortran/35154, fortran/23057
13226 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
13227 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
13228 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
13229 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
13231 (dbxout_syms): Check for COMMON-based symbol and wrap in
13232 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
13233 in bracket for efficiency.
13235 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
13236 using DW_TAG_common_block + member offset.
13237 (add_pubname_string): New function.
13238 (dw_expand_expr): New function to find block name and offset for
13240 (common_check): New function to check whether symbol in Fortran COMMON.
13241 (gen_variable_die): If COMMON, use DW_TAG_common_block.
13243 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
13246 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
13248 2008-04-02 Ben Elliston <bje@au.ibm.com>
13250 * config/v850/v850.md (casesi): Remove if (0) code.
13251 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
13252 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
13254 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
13256 * config/i386/i386.md (rex64suffix): New mode attribute.
13257 (floathi<mode>2): Disable expander for SSE math.
13258 (*floathi<mode>2_1): New insn insn_and_split pattern.
13259 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
13260 corresponding post-reload splitters.
13261 (*floathi<mode>2_i387): New macroized insn pattern.
13262 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
13263 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
13264 insn_and_split pattern.
13265 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
13266 New macroized instruction patterns and corresponding post-reload
13268 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
13269 and corresponding post-reload splitters.
13270 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
13271 New macroized instruction patterns.
13272 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
13273 macroized instruction patterns and corresponding post-reload splitters.
13274 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
13275 corresponding post-reload splitters.
13276 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
13277 New macroized instruction patterns.
13278 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
13279 corresponding post-reload splitters.
13280 (*floatsi<mode>2_i387): New macroized instruction patterns.
13282 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
13284 * config/i386/i386.md (smaxmin): New.
13285 (umaxmin): Likewise.
13286 (maxminiprefix): Likewise.
13287 (maxminfprefix): Likewise.
13288 (<code><mode>3): Likewise.
13289 (smin<mode>3): Removed.
13290 (smax<mode>3): Likewise.
13292 * config/i386/mmx.md (mmx_<code>v2sf3): New.
13293 (mmx_<code>v4hi3): Likewise.
13294 (mmx_<code>v8qi3): Likewise.
13295 (mmx_smaxv2sf3): Removed.
13296 (mmx_sminv2sf3): Likewise.
13297 (mmx_umaxv8qi3): Likewise.
13298 (mmx_smaxv4hi3): Likewise.
13299 (mmx_uminv8qi3): Likewise.
13300 (mmx_sminv4hi3): Likewise.
13302 * config/i386/sse.md (<addsub><mode>3): New.
13303 (*<addsub><mode>3): Likewise.
13304 (<sse>_vm<addsub><mode>3): Likewise.
13305 (<maxmin><mode>3): Likewise.
13306 (*<maxmin><mode>3_finite): Likewise.
13307 (*<maxmin><mode>3): Likewise.
13308 (<sse>_vm<maxmin><mode>3): Likewise.
13309 (sse3_h<addsub>v4sf3): Likewise.
13310 (sse3_h<addsub>v2df3): Likewise.
13311 (<maxmin>v16qi3): Likewise.
13312 (*<maxmin>v16qi3): Likewise.
13313 (<maxmin>v8hi3): Likewise.
13314 (*<maxmin>v8hi3): Likewise.
13315 (*sse4_1_<maxmin><mode>3): Likewise.
13316 (*sse4_1_<maxmin><mode>3): Likewise.
13317 (add<mode>3): Removed.
13318 (*add<mode>3): Likewise.
13319 (<sse>_vmadd<mode>3): Likewise.
13320 (sub<mode>3): Likewise.
13321 (*sub<mode>3): Likewise.
13322 (<sse>_vmsub<mode>3): Likewise.
13323 (smin<mode>3): Likewise.
13324 (*smin<mode>3_finite): Likewise.
13325 (*smin<mode>3): Likewise.
13326 (<sse>_vmsmin<mode>3): Likewise.
13327 (smax<mode>3): Likewise.
13328 (*smax<mode>3_finite): Likewise.
13329 (*smax<mode>3): Likewise.
13330 (<sse>_vmsmax<mode>3): Likewise.
13331 (sse3_haddv4sf3): Likewise.
13332 (sse3_haddv2df3): Likewise.
13333 (sse3_hsubv4sf3): Likewise.
13334 (sse3_hsubv2df3): Likewise.
13335 (umaxv16qi3): Likewise.
13336 (*umaxv16qi3): Likewise.
13337 (smaxv8hi3): Likewise.
13338 (*smaxv8hi3): Likewise.
13339 (*sse4_1_smax<mode>3): Likewise.
13340 (*sse4_1_umax<mode>3): Likewise.
13341 (uminv16qi3): Likewise.
13342 (*uminv16qi3): Likewise.
13343 (sminv8hi3): Likewise.
13344 (*sminv8hi3): Likewise.
13345 (*sse4_1_smin<mode>3): Likewise.
13346 (*sse4_1_umin<mode>3): Likewise.
13348 2008-04-01 Rafael Espindola <espindola@google.com>
13350 * tree-cfg.c (verify_expr): remove in_phi.
13351 (verify_stmt): Don't call walk_tree with verify_expr. Use
13352 is_gimple_min_invariant instead of is_gimple_val.
13354 2008-04-01 Joseph Myers <joseph@codesourcery.com>
13356 * doc/include/gpl_v3.texi: Update for manpage generation.
13357 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
13359 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
13360 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
13361 gpl_v3.texi instead of gpl.texi.
13364 2008-04-01 Jakub Jelinek <jakub@redhat.com>
13367 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
13369 2008-04-01 Rafael Espindola <espindola@google.com>
13371 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
13372 (extract_code_and_val_from_cond): Use
13373 extract_code_and_val_from_cond_with_ops.
13375 2008-04-01 Jan Hubicka <jh@suse.cz>
13377 * function.c (free_after_compilation): Free epilogue_delay_list.
13378 (prepare_function_start): Assert that previous compilation was freed.
13380 2008-04-01 Jan Hubicka <jh@suse.cz>
13381 Jim Wilson <wilson@tuliptree.org>
13382 Andreas Tobler <andreast@gcc.gnu.org>
13384 PR middle-end/35781
13385 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
13386 rtl.emit instead cfun->emit.
13387 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
13388 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
13390 2008-04-01 Ben Elliston <bje@au.ibm.com>
13392 * doc/c-tree.texi (Function Basics): Fix grammatical error.
13394 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
13396 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
13398 (fprofile-use): Add var flag_profile_use
13399 * coverage.c (coverage_begin_output): Do not open a gcno file for
13400 output only if -ftest-coverage is set.
13401 Do not add getpwd() to gcda file path.
13402 (build_gcov_info): Check the new flag
13403 flag_profile_datafile_relative_path.
13404 (coverage_init): Use profile_data_prefix.
13405 Read profile counter only if flag_profile_use is set.
13406 * opts.c (common_handle_option): New option fprofile-use=,
13407 fprofile-dir=, fprofile-generate=.
13408 * toplev.c (profile_data_prefix): New variable definition.
13409 * toplev.h (profile_data_prefix): New declaration.
13410 * doc/invoke.tex (Option Summary, Optimization Options):
13413 2008-03-31 James E. Wilson <wilson@tuliptree.org>
13415 * varasm.c (output_constant_pool_1): In LABEL_REF check,
13416 use tmp consistently.
13419 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
13420 * config/ia64/ia64.c (rtx_needs_barrier): Handle
13421 UNSPEC_FR_RECIP_APPROX_RES.
13422 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
13424 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
13427 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
13429 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13431 PR middle-end/30186
13432 * fold-const.c (fold_indirect_ref_1): Support accessing non first
13433 element of the vector via a pointer.
13435 2008-03-31 Ian Lance Taylor <iant@google.com>
13437 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
13439 2008-03-31 Jan Hubicka <jh@suse.cz>
13441 * builtins.c (expand_builtin_setjmp_receiver): Update call of
13442 get_arg_pointer_save_area.
13443 * expr.c (init_expr): Just clear out rtl.expr.
13444 * function.c (free_after_compilation): Clear out whole RTL structure.
13445 (get_func_frame_size): Merge into ...
13446 (get_frame_size): ... this one.
13447 (assign_stack_local_1): Merge into ...
13448 (assign_stack_local): ... this one.
13449 (expand_function_end): Update call of get_arg_pointer_save_area.
13450 (get_art_pointer_save_area): Remove cfun argument.
13451 * function.h (emit_status): regno_pointer_align does not need length
13452 attribute. Move x_regno_reg_rtx to ...
13453 (regno_reg_rtx): ... new global array.
13454 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
13455 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
13456 apply_args_value, forced_labels, stack_pointer_delta):
13458 (struct varasm_status): Move here from varasm.c
13459 (struct rtl_data): New. Move here some fields from struct function.
13460 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
13461 frame_offset, stack_check_probe_note, arg_pointer_save_area,
13462 used_temp_slots avail_temp_slots, temp_slot_level,
13463 nonlocal_goto_handler_labels): Update accesstors.
13464 (rtl): New global variable.
13465 (struct function): Move some fileds to rtl_data.
13466 (get_arg_pointer_save_area): Update prototype.
13467 * emit-rtl.c (rtl): Declare.
13468 (regno_reg_rtx): Declare.
13469 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
13471 (gen_reg_rtx): Update.
13472 (init_virtual_regs): Do not tate emit_status argument.
13473 (init_emit): Do not allocate emit.
13474 * varasm.c (varasm_statuc): Move to function.h.
13475 (n_deferred_constatns): Update accestor.
13476 (init_varasm_status): Do not allocate varasm_status.
13477 (force_const_mem, get_pool_size, output_constant_pool): Update.
13478 * stmt.c (force_label_rtx): Do not use x_ prefixes.
13479 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
13481 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
13483 PR rtl-optimization/35729
13484 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
13487 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
13490 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
13491 load/store if memory is unaligned.
13492 (*movti_rex64): Likewise.
13494 * config/i386/predicates.md (misaligned_operand): New.
13496 2008-03-31 Andrew Pinski <pinskia@gmail.com>
13499 * tree-ssa-phiopt.c (conditional_replacement): Return early for
13502 2008-03-31 Jan Beulich <jbeulich@novell.com>
13504 * config/ia64/constraints.md: Add 'j' constraint.
13505 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
13506 (movdi_internal): Likewise.
13508 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
13511 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
13513 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
13516 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
13517 proper error message for the third argument on blendpd and
13520 * config/i386/sse.md (blendbits): New.
13521 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
13523 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
13525 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
13527 2008-03-30 Richard Guenther <rguenther@suse.de>
13529 PR middle-end/31023
13530 * fold-const.c (fold_sign_changed_comparison): Do leave
13531 conversions to base-types alone.
13533 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
13535 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
13536 the link register if one altivec register is be saved.
13538 2008-03-30 Ben Elliston <bje@au.ibm.com>
13540 * final.c (final_scan_insn): Remove if (0) code.
13542 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
13544 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
13546 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
13548 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
13549 of V4SFmode to ix86_binary_operator_ok.
13551 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
13553 * config/i386/i386.c (override_options): Initialize
13554 ix86_veclib_handler to ix86_veclibabi_svml when
13555 -mveclibabi=svml is used.
13556 (ix86_veclibabi_svml): New function for SVML ABI style
13557 vectorization support.
13558 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
13560 2008-03-28 Rafael Espindola <espindola@google.com>
13562 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
13563 (tree_binary_nonnegative_warnv_p): Make it public.
13564 (tree_single_nonnegative_warnv_p): Make it public.
13565 (tree_invalid_nonnegative_warnv_p): Make it public.
13566 (tree_unary_nonzero_warnv_p): Make it public.
13567 (tree_binary_nonzero_warnv_p): Make it public
13568 (tree_single_nonzero_warnv_p): Make it public.
13569 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
13570 (extract_range_from_binary_expr): Split the expr argument.
13571 (extract_range_from_unary_expr): Split the expr argument.
13572 (extract_range_from_comparison): Split the expr argument.
13573 (extract_range_from_expr): Use the new aux functions.
13574 (vrp_evaluate_conditional_warnv): Use
13575 vrp_evaluate_conditional_warnv_with_ops.
13576 * tree.h (tree_unary_nonzero_warnv_p): Declare.
13577 (tree_binary_nonzero_warnv_p): Declare.
13578 (tree_single_nonzero_warnv_p): Declare.
13579 (tree_expr_nonzero_warnv_p): Declare.
13580 (tree_unary_nonnegative_warnv_p): Declare.
13581 (tree_binary_nonnegative_warnv_p): Declare.
13582 (tree_single_nonnegative_warnv_p): Declare.
13583 (tree_invalid_nonnegative_warnv_p): Declare.
13585 2008-03-28 Richard Guenther <rguenther@suse.de>
13587 PR tree-optimization/30317
13588 PR tree-optimization/30911
13589 PR tree-optimization/34793
13590 * tree-vrp.c (set_and_canonicalize_value_range): New function.
13591 (struct assert_locus_d): New member EXPR.
13592 (register_new_assert_for): Add EXPR parameter to support
13593 ASSERT_EXPR <name, expr OP limit>.
13594 (register_edge_assert_for_1): Adjust callers.
13595 (find_assert_locations): Likewise.
13596 (process_assert_insertions_for): Build condition from expression.
13597 (extract_range_from_assert): Handle ASSERT_EXPRs
13598 of the form ASSERT_EXPR <name, expr OP limit>.
13599 (register_edge_assert_for_2): New helper registering
13600 asserts for comparisons. Recognize range tests of the form
13601 (unsigned)i - CST1 OP CST2.
13602 (register_edge_assert_for_1): Use it.
13603 (register_edge_assert_for): Likewise.
13604 (needs_overflow_infinity): Integer sub-types
13605 do not need overflow infinities.
13606 (vrp_val_is_max): The extreme values of integer sub-types
13607 are those of the base type.
13608 (vrp_val_is_min): Likewise.
13609 * tree.def (ASSERT_EXPR): Document extra allowed conditional
13612 2008-03-28 Nick Clifton <nickc@redhat.com>
13615 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
13616 Return GENERAL_REGS for stack adjustment reloads.
13618 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13621 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
13622 const_vector when all the vectors are constant.
13624 2008-03-27 Bob Wilson <bob.wilson@acm.org>
13626 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
13628 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
13629 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
13631 (s<code>_sf): Use new scc_sf attribute for opcode names.
13633 2008-03-27 Tom Tromey <tromey@redhat.com>
13635 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
13636 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
13637 config/spu/t-spu-elf, config/i386/t-interix,
13638 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
13639 config/i386/x-darwin, config/i386/x-mingw32,
13640 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
13641 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
13642 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
13643 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
13644 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
13645 config/rs6000/x-darwin, config/rs6000/t-rs6000,
13646 config/score/t-score-elf, config/arm/t-strongarm-pe,
13647 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
13648 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
13649 Revert automatic dependency patch.
13651 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
13654 * config/i386/i386.c (ix86_function_arg_boundary): Align
13655 decimal floating point to its natural boundary.
13657 2008-03-27 Richard Guenther <rguenther@suse.de>
13659 PR middle-end/35716
13660 * fold-const.c (fold_comparison): Restrict distinct decl
13661 comparison folding to VAR_DECLs and PARM_DECLs. Do not
13662 solely rely on operand_equal_p.
13664 2008-03-27 Richard Guenther <rguenther@suse.de>
13667 * c-common.c (handle_weak_attribute): Reject combination of
13670 2008-03-27 Richard Guenther <rguenther@suse.de>
13672 PR tree-optimization/32810
13673 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
13674 conversions from DECL_INITIAL.
13675 (fold_const_aggregate_ref): Likewise from constructor elements.
13677 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
13679 * tree-affine.h (aff_combination_expand): Declare.
13680 (get_inner_reference_aff): Likewise.
13681 * tree-affine.c (aff_combination_expand): Split out from
13682 tree_to_aff_combination_expand.
13683 (get_inner_reference_aff): New function.
13684 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
13685 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
13686 (struct lim_aux_data): sm_done field removed.
13687 (mem_ref_loc_p, mem_ref_locs_p): New types.
13688 (struct mem_ref): Added id, stored, accesses_in_loop,
13689 indep_loop, dep_loop, indep_ref, dep_ref fields.
13690 Removed is_stored, locs and next fields.
13691 (memory_accesses): New variable.
13692 (movement_possibility): Do not allow moving statements
13693 that store to memory.
13694 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
13696 (determine_max_movement): For statements with memory references,
13697 find the outermost loop in that the reference is independent.
13698 (move_computations_stmt): Mark the virtual operands for renaming.
13699 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
13700 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
13701 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
13702 add_vop_ref_mapping, create_vop_ref_mapping_loop,
13703 create_vop_ref_mapping, analyze_memory_references,
13704 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
13705 get_all_locs_in_loop, ref_always_accessed_p,
13706 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
13707 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
13708 store_motion_loop, store_motion): New functions.
13709 (struct vop_to_refs_elt): New type.
13710 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
13711 memref_hash, memref_eq, hoist_memory_references): Rewritten.
13712 (schedule_sm): Replaced by...
13713 (execute_sm): ... this.
13714 (determine_lsm_ref, hoist_memory_references,
13715 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
13716 find_more_ref_vops, free_mem_ref, free_mem_refs,
13717 determine_lsm_loop, determine_lsm): Removed.
13718 (tree_ssa_lim_finalize): Free data structures used by store motion.
13719 (tree_ssa_lim): Call analyze_memory_references. Use
13720 store_motion instead of determine_lsm.
13722 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
13724 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
13725 rename tmake_file to m68hc11/t-m68hc11.
13726 (mcore): Set inhibit_libc to true.
13727 * config.host (alpha*-dec-*vms*): Set extra_programs.
13728 (interix3*): Don't use host_xmake_file.
13729 * configure.ac: Let config.gcc override inhibit_libc.
13730 * configure: Regenerate.
13732 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
13733 * config/t-openbsd-thread: Remove commented out lines.
13735 * config/x-interix: Remove.
13737 * config/m68hc11/t-m68hc11-gas: Rename to...
13738 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
13740 * config/mcore/t-mcore: Remove T_CFLAGS.
13741 * config/mcore/t-mcore-pe: Likewise.
13743 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
13745 * configure.ac: Replace custom __GNU_SOURCE test with
13746 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
13747 * aclocal.m4: Regenerate.
13748 * configure: Regenerate.
13749 * config.in: Regenerate.
13751 2008-03-27 Richard Guenther <rguenther@suse.de>
13753 * fold-const.c (target.h): Include.
13754 (fold_comparison): Fold comparison of addresses of decls
13755 that bind locally or of constants. Consolidate address folding code.
13756 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
13757 results from fold_binary_to_constant.
13758 (compare_values_warnv): Likewise.
13760 2008-03-27 Andrew Pinski <pinskia@gmail.com>
13762 PR middle-end/35429
13763 * fold-const.c (fold_truthop): Check for integeral types when folding
13764 a == 0 && b == 0 and a != 0 || b != 0 .
13766 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
13768 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
13770 2008-03-26 Andreas Schwab <schwab@suse.de>
13772 * doc/invoke.texi: Fix use of @item vs. @itemx.
13774 2008-03-26 Tom Tromey <tromey@redhat.com>
13776 * Makefile.in (build/gensupport.o, build/print-rtl.o,
13777 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
13778 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
13779 build/gencodes.o, build/genconditions.o, build/genconfig.o,
13780 build/genconstants.o, build/genemit.o, build/genextract.o,
13781 build/genflags.o, build/genmddeps.o, build/genopinit.o,
13782 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
13785 2008-03-26 Richard Guenther <rguenther@suse.de>
13788 2008-03-26 Richard Guenther <rguenther@suse.de>
13790 * fold-const.c (target.h): Include.
13791 (fold_comparison): Fold comparison of addresses of two decls
13792 that bind locally. Consolidate address folding code.
13794 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13796 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
13797 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
13798 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
13799 dconstsqrt2, dconstthird, dconste and/or dconst10.
13800 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
13801 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
13802 dconstsqrt2, dconste): Delete.
13803 (init_emit_once): Likewise. Simplify initializing dconstm1.
13805 * real.c (get_real_const): New.
13806 * real.h (dconst3, dconst10, dconstm2, dconstthird,
13807 dconstsqrt2, dconste): Delete.
13808 (real_value_const, get_real_const): New.
13810 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
13812 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
13814 * config/i386/i386.c (ix86_function_arg_boundary): Check
13815 BIGGEST_ALIGNMENT instead of 128.
13816 (setup_incoming_varargs_64): Likewise.
13818 2008-03-26 Tom Tromey <tromey@redhat.com>
13820 * Makefile.in (DEPFILES): Add missing '/'.
13822 2008-03-26 Richard Guenther <rguenther@suse.de>
13824 * fold-const.c (target.h): Include.
13825 (fold_comparison): Fold comparison of addresses of two decls
13826 that bind locally. Consolidate address folding code.
13828 2008-03-26 Nick Clifton <nickc@redhat.com>
13831 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
13832 not allow INT+INT as a legitimate addressing mode.
13834 2008-03-26 Richard Guenther <rguenther@suse.de>
13836 * tree-flow.h (widen_bitfield): Remove declaration.
13837 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
13838 (widen_bitfield): Remove function.
13839 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
13842 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13845 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
13848 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
13850 PR rtl-optimization/35232
13851 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
13852 (forget_old_reloads_1, forget_marked_reloads): Don't clear
13853 reg_reloaded_call_part_clobbered here.
13854 (reload_regs_reach_end_p): New function.
13855 (reload_reg_rtx_for_input): New variable.
13856 (reload_reg_rtx_for_output): Likewise.
13857 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
13858 when reassigning a pseudo register. Load reloadreg from
13859 reload_reg_rtx_for_input, moving the mode and register
13861 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
13862 instead of the original when deciding whether an input reload
13863 would be a no-op or whether an output reload can be deleted.
13864 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
13865 when setting up new_spill_reg_store. Load it from
13866 reload_reg_rtx_for_output, moving the mode and register
13868 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
13869 instead of the original when deciding whether an output reload
13870 would be a no-op. Do the same when modifying insn notes.
13871 Use rtx_equal_p instead of == to compare the registers.
13872 (inherit_piecemeal_p): Take a mode and two register numbers
13874 (emit_reload_insns): Clear new_spill_reg_store for every hard
13875 register in the reload register. Remove spill registers
13876 from reg_reloaded_valid before considering whether to record
13877 inheritance information for them. Use reload_reg_rtx_for_output
13878 instead of reg_rtx when recording output reloads. Use
13879 reload_reg_rtx_for_input instead of reg_rtx when recording
13880 input reloads. Set or clear reg_reloaded_call_part_clobbered
13881 at the same time as setting reg_reloaded_valid.
13882 (delete_output_reload): Add a new_reload_reg parameter and use it
13883 instead of rld[j].reg_rtx.
13884 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
13887 2008-03-25 Tom Tromey <tromey@redhat.com>
13889 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
13890 (build/genattr.o): Likewise.
13891 (build/genattrtab.o): Likewise.
13892 (build/gencodes.o): Likewise.
13893 (build/genconfig.o): Likewise.
13894 (build/genconstants.o): Likewise.
13895 (build/genemit.o): Likewise.
13896 (build/genextract.o): Likewise.
13897 (build/genflags.o): Likewise.
13899 2008-03-25 Bob Wilson <bob.wilson@acm.org>
13901 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
13902 instead of size_int for integer types.
13903 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
13904 to match type of MINUS_EXPR.
13906 2008-03-25 Tom Tromey <tromey@redhat.com>
13908 * configure: Rebuilt.
13909 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
13912 2008-03-25 Tom Tromey <tromey@redhat.com>
13914 * config/x-solaris (host-solaris.o): Update.
13915 * config/x-linux (host-linux.o): Update.
13916 * config/x-hpux (host-hpux.o): Update.
13917 * config/x-darwin (host-darwin.o): Update.
13918 * config/v850/t-v850e (v850-c.o): Update.
13919 * config/v850/t-v850 (v850-c.o): Update.
13920 * config/t-vxworks (vxworks.o): Update.
13921 * config/t-sol2 (sol2-c.o, sol2.o): Update.
13922 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
13923 * config/spu/t-spu-elf (spu-c.o): Update.
13925 * config/sh/t-symbian (sh-c.o): Update.
13926 (symbian.o): Update.
13927 * config/sh/t-sh (sh-c.o): Update.
13928 * config/score/t-score-elf (score7.o, score3.o): Update.
13929 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
13930 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
13931 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
13932 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
13933 (rs6000.o): Remove.
13934 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
13935 * config/m32c/t-m32c (m32c-pragma.o): Update.
13936 * config/ia64/t-ia64 (ia64-c.o): Update.
13937 * config/i386/x-mingw32 (host-mingw32.o): Update.
13938 * config/i386/x-i386 (driver-i386.o): Update.
13939 * config/i386/x-darwin (host-i386-darwin.o): Update.
13940 * config/i386/x-cygwin (host-cygwin.o): Update.
13941 * config/i386/t-nwld (nwld.o): Update.
13942 * config/i386/t-netware (netware.o): Update.
13943 * config/i386/t-interix (winnt.o): Update.
13944 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
13945 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
13946 msformat-c.o): Update.
13947 * config/bfin/t-bfin-linux (generated_files): Add
13948 linux-sysroot-suffix.h.
13949 * config/arm/t-wince-pe (pe.o): Update.
13950 * config/arm/t-strongarm-pe (pe.o): Update.
13951 * config/arm/t-pe (pe.o): Update.
13952 * config/arm/t-arm (arm-c.o): Update.
13953 * doc/install.texi (Prerequisites): Require make 3.80.
13954 * Makefile.in: Remove .o targets.
13955 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
13956 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
13957 (simple_generated_h, simple_generated_c): Move earlier.
13958 (generated_files): New variable.
13959 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
13960 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
13961 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
13962 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
13963 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
13964 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
13965 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
13966 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
13967 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
13968 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
13969 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
13970 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
13972 (COMPILE.base, COMPILE): New variables.
13973 (%.o): New pattern rule.
13974 (ALL_HOST_OBJS): New variable.
13975 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
13976 (dummy-checksum.o, cc1-checksum.o): Remove.
13977 (DRIVER_SHLIB): New variable.
13978 (DRIVER_DEFINES): Use it.
13979 (gencondmd.c): Move out of build/.
13980 (s-conditions): Update.
13981 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
13982 (ALL_BUILD_OBJS): Likewise.
13983 (build/%.o): Use BUILDCOMPILE.
13984 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
13985 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
13986 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
13987 build/gencheck.o, build/gencodes.o, build/genconditions.o,
13988 build/genconfig.o, build/genconstants.o, build/genemit.o,
13989 build/genextract.o, build/genflags.o, build/genmddeps.o,
13990 build/genopinit.o, build/genoutput.o, build/genpeep.o,
13991 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
13992 build/gen-protos.o, build/scan.o, build/fix-header.o,
13993 build/scan-decls.o): Simplify.
13994 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
13995 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
13996 prefix.o, toplev.o): Reduce to variable setting.
13997 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
13998 ($(out_object_file), gcc-options.o): New targets.
13999 ($(ALL_HOST_OBJS)): New target. Include dependency files.
14000 * configure: Rebuilt.
14001 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
14002 * doc/sourcebuild.texi (Front End Directory): Document new variable.
14004 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
14006 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
14007 complain when we hit an error, return ERROR_MARK_NODE.
14009 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14011 * config/sh/constraints.md (Pso, Psz): New constraints.
14012 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
14013 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
14015 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14017 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
14018 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
14020 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14022 * config/sh/sh.md (prefetch): Add condition for SH2A target.
14023 (prefetch_sh2a): New.
14025 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
14026 Naveen.H.S <naveen.hs@kpitcummins.com>
14028 * config/sh/constraints.md (I28): New constraint.
14029 * config/sh/sh.c (broken_move): Add support for movi20s.
14030 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
14032 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
14033 Jayant Sonar <Jayant.sonar@kpitcummins.com>
14034 Naveen.H.S <naveen.hs@kpitcummins.com>
14036 * config/sh/sh.c (SH_ATTRIBUTES): Define.
14037 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
14038 (print_operand): Handle resbank in %@ operand code.
14039 (sh_encode_section_info): New.
14040 (push_regs): Add conditions for resbank.
14041 (sh_expand_epilogue): Likewise.
14042 (sh_insert_attributes): Likewise.
14043 (sh_attribute_table): Likewise.
14044 (sh_handle_resbank_handler_attribute): New.
14045 (sh2a_handle_function_vector_handler_attribute): New.
14046 (sh2a_is_function_vector_call): New.
14047 (sh2a_get_function_vector_number): New.
14048 (sh2a_function_vector_p): New.
14049 (sh_cfun_resbank_handler_p): New.
14050 * config/sh/sh.md (calli): Emit jsr/n if possible.
14051 (calli_tbr_rel): New.
14052 (calli_pcrel): Emit jsr/n if possible.
14053 (return_i): Emit rts/n if possible.
14054 (call_valuei_tbr_rel): New.
14055 (call_valuei_pcrel): Add condition for SH2A target.
14056 (call_value): Likewise.
14057 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
14058 (sh2a_get_function_vector_number): Likewise.
14059 (sh2a_is_function_vector_call): Likewise.
14060 * doc/extend.texi: Document TBR relative addressing of SH2A.
14061 (resbank): Add description for SH2A.
14063 2008-03-24 Richard Guenther <rguenther@suse.de>
14066 * gimplify.c (gimplify_modify_expr): For frontend type-correct
14067 pointer assignments change conversions according to middle-end rules.
14068 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
14069 * configure.ac: Include type checking in yes.
14070 * configure: Regenerate.
14072 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14074 * diagnostic.c (diagnostic_count_diagnostic): Delete.
14075 (diagnostic_report_diagnostic): Update. Handle ICEs here.
14077 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
14079 * gthr-vxworks.h (UNUSED): Define.
14081 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
14083 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
14085 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
14087 * doc/extend.texi (Function Attributes): Add missing comma in the
14088 example of the "alloc_size" attribute.
14090 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
14093 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
14095 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14098 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
14101 * stor-layout.c (update_alignment_for_field): Set minimum alignment
14102 of the underlying type of a MS bitfield layout to the natural
14103 alignment of the type.
14105 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14107 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14108 to their natural alignment to avoid store forwarding stalls.
14110 2008-03-22 Richard Guenther <rguenther@suse.de>
14112 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
14113 For PHI nodes verify the address is invariant.
14114 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
14115 (get_symbol_constant_value): Use is_gimple_min_invariant.
14116 (maybe_fold_stmt_indirect): Likewise.
14118 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
14120 PR rtl-optimization/33927
14121 * Makefile.in (dse.o): Depend on $(TM_P_H).
14122 * expr.h (extract_low_bits): Declare.
14123 * expmed.c (extract_low_bits): New function.
14124 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
14125 * dse.c: Include tm_p.h.
14126 (find_shift_sequence): Remove the read_reg argument and return the
14127 read value. Emit the instructions instead of returning them.
14128 Iterate on new_mode rather than calculating it each time.
14129 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
14130 source to NEW_MODE and extract_low_bits to convert the shifted
14131 value to READ_MODE.
14132 (replace_read): Allow the load and store to have different mode
14133 classes. Use extract_low_bits when SHIFT == 0. Create the shift
14134 or extraction instructions before trying the replacement. Update
14135 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
14137 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14139 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14140 to their natural alignment to avoid store forwarding stalls.
14142 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14145 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
14146 encouraging but not allowing gprs for input;
14147 change the input constraint to !f#r.
14148 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
14150 change the output constraint to !f#r.
14152 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
14155 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
14156 corresponding post-reload splitters.
14157 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
14158 when x87 FP math is selected.
14159 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
14160 New function prototype.
14161 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
14162 unreachable function to ease macroization of insn patterns.
14164 2008-03-21 Martin Jambor <mjambor@suse.cz>
14166 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
14167 reference dumps if ddr is NULL or dependence is unknown.
14169 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
14171 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
14172 unsigned extension into account.
14173 (ATOMIC_COMPARE_AND_SWAP): Likewise.
14174 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
14175 Do computations on a scratch register.
14177 2008-03-21 Richard Guenther <rguenther@suse.de>
14179 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14180 Use is_gimple_min_invariant instead of TREE_INVARIANT.
14181 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
14182 * tree-ssa-dom.c (record_equality): Likewise.
14183 * tree-inline.c (copy_body_r): Likewise.
14184 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
14187 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
14189 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
14190 as 'delete_unused' argument.
14192 2008-03-20 Richard Guenther <rguenther@suse.de>
14194 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
14195 special casing of constant qualifiers.
14196 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
14197 care about them in general.
14198 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
14199 regardless of their type.
14200 (fold_stmt_r): Forcefully fold *& if we end up with that.
14202 2008-03-20 Paul Brook <paul@codesourcery.com>
14204 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
14205 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
14207 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
14209 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
14210 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
14212 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
14214 * common.opt (Wmudflap): New option.
14215 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
14216 (mx_register_decls): Likewise.
14217 (mudflap_finish_file): Likewise.
14218 * doc/invoke.texi: Document -Wno-mudflap.
14220 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
14222 * c-format.c (replace_format_name_to_system_name): New.
14223 (cmp_attribs): New.
14224 (convert_format_name_to_system_name): New.
14225 (decode_format_attr): Add use of convert_format_name_to_system_name.
14226 (format_types_orig): Add gnu_ prefix to names.
14227 (check_format_info_main): Special treating of \0 escaped names for
14228 supporting multi-character format specifiers as I32, I64.
14229 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
14230 (gnu_target_overrides_format_attributes): New.
14231 * c-format.h: Add structure target_ovr_attr to hold
14232 system specific formatter names.
14233 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
14234 msformat-c.o file to c_target_objs and cxx_target_objs.
14235 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
14236 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
14237 (TARGET_N_FORMAT_TYPES): New.
14238 * config/i386/msformat-c.c: New.
14239 * config/i386/t-cygming: Add build rule for msformat-c.o.
14240 * doc/extend.texi: Add new format names gnu_* and ms_* and
14242 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
14244 2008-03-20 Ira Rosen <irar@il.ibm.com>
14246 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
14247 optimizations turned on under -O3.
14248 (ftree-vectorize): Add that the flag is turned on with -O3.
14250 2008-03-20 Ben Elliston <bje@au.ibm.com>
14252 * regmove.c (try_auto_increment): Fix spelling error in comment.
14253 * final.c (final_scan_insn): Likewise.
14255 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
14258 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
14259 allocator preferences for "y" and "r" class registers.
14260 ("*mov<mode>_internal"): Ditto.
14261 ("*movv2sf_internal_rex64"): Ditto.
14262 ("*movv2sf_internal"): Ditto.
14264 2008-03-19 Michael Matz <matz@suse.de>
14266 PR middle-end/35616
14267 * calls.c (expand_call): Check overlap of arguments with call
14268 address for sibcalls.
14270 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
14273 * stor-layout.c (update_alignment_for_field): Set minimum alignment
14274 of the underlying type of a MS bitfield layout to the natural
14275 alignment of the type.
14277 2008-03-19 Jan Hubicka <jh@suse.cz>
14280 * toplev.c (decode_d_option): Handle all CPP flags.
14281 * tree-vrp.c: Update tree_pass descriptors.
14282 * regrename.c: Update tree_pass descriptors.
14283 * fwprop.c: Update tree_pass descriptors.
14284 * doc/invoke.texi: Remove documentation of dropped -d? flags.
14285 * tree-into-ssa.c: Update tree_pass descriptors.
14286 * tree-dump.c: Update tree_pass descriptors.
14287 * tree-complex.c: Update tree_pass descriptors.
14288 * tree-dump.h: Update tree_pass descriptors.
14289 * see.c: Update tree_pass descriptors.
14290 * cgraphbuild.c: Update tree_pass descriptors.
14291 * tracer.c: Update tree_pass descriptors.
14292 * tree-loop-distribution.c: Update tree_pass descriptors.
14293 * cgraph.c: Update tree_pass descriptors.
14294 * postreload-gcse.c: Update tree_pass descriptors.
14295 * postreload.c: Update tree_pass descriptors.
14296 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
14297 * tree-tailcall.c: Update tree_pass descriptors.
14298 * tree-pass.h (tree_opt_pass): Rename to ...
14299 (opt_pass) ... this one; add "type" field and remove letter field.
14300 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
14301 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
14302 all_lowering_passes): Update declaration.
14303 * ipa-cp.c: Update tree_pass descriptors.
14304 * final.c: Update tree_pass descriptors.
14305 * omp-low.c: Update tree_pass descriptors.
14306 * tree-ssa-dse.c: Update tree_pass descriptors.
14307 * ipa-reference.c: Update tree_pass descriptors.
14308 * tree-ssa-uncprop.c: Update tree_pass descriptors.
14309 * auto-inc-dec.c: Update tree_pass descriptors.
14310 * reorg.c: Update tree_pass descriptors.
14311 * cgraphunit.c: Update tree_pass descriptors.
14312 * tree-ssa-copyrename.c: Update tree_pass descriptors.
14313 * tree-ssa-ccp.c: Update tree_pass descriptors.
14314 * df-core.c: Update tree_pass descriptors.
14315 * mode-switching.c: Update tree_pass descriptors.
14316 * tree-nomudflap.c: Update tree_pass descriptors.
14317 * modulo-sched.c: Update tree_pass descriptors.
14318 * ipa-pure-const.c: Update tree_pass descriptors.
14319 * cse.c: Update tree_pass descriptors.
14320 * web.c: Update tree_pass descriptors.
14321 * tree-stdarg.c: Update tree_pass descriptors.
14322 * tree-ssa-math-opts.c: Update tree_pass descriptors.
14323 * tree-ssa-dom.c: Update tree_pass descriptors.
14324 * tree-nrv.c: Update tree_pass descriptors.
14325 * tree-ssa-alias.c: Update tree_pass descriptors.
14326 * loop-init.c: Update tree_pass descriptors.
14327 * gimple-low.c: Update tree_pass descriptors.
14328 * ipa-inline.c: Update tree_pass descriptors.
14329 * tree-ssa-sink.c: Update tree_pass descriptors.
14330 * global.c: Update tree_pass descriptors.
14331 * ifcvt.c: Update tree_pass descriptors.
14332 * jump.c: Update tree_pass descriptors.
14333 * predict.c: Update tree_pass descriptors.
14334 * tree-ssa-loop.c: Update tree_pass descriptors.
14335 * recog.c: Update tree_pass descriptors.
14336 * dse.c: Update tree_pass descriptors.
14337 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
14338 * tree-eh.c: Update tree_pass descriptors.
14339 * regmove.c: Update tree_pass descriptors.
14341 * function.c: Update tree_pass descriptors.
14342 * tree-vectorizer.c: Update tree_pass descriptors.
14343 * gcse.c: Update tree_pass descriptors.
14344 * ipa-type-escape.c: Update tree_pass descriptors.
14345 * tree-if-conv.c: Update tree_pass descriptors.
14346 * init-regs.c: Update tree_pass descriptors.
14347 * ipa.c: Update tree_pass descriptors.
14348 * tree-ssa-phiopt.c: Update tree_pass descriptors.
14349 * rtl-factoring.c: Update tree_pass descriptors.
14350 * lower-subreg.c: Update tree_pass descriptors.
14351 * bt-load.c: Update tree_pass descriptors.
14352 * tree-dfa.c: Update tree_pass descriptors.
14353 * except.c: Update tree_pass descriptors.
14354 * emit-rtl.c: Update tree_pass descriptors.
14355 * cfgexpand.c: Update tree_pass descriptors.
14356 * tree-cfgcleanup.c: Update tree_pass descriptors.
14357 * cfgcleanup.c: Update tree_pass descriptors.
14358 * tree-ssa-pre.c: Update tree_pass descriptors.
14359 * tree-sra.c: Update tree_pass descriptors.
14360 * tree-mudflap.c: Update tree_pass descriptors.
14361 * tree-ssa-copy.c: Update tree_pass descriptors.
14362 * cfglayout.c: Update tree_pass descriptors.
14363 * tree-ssa-forwprop.c: Update tree_pass descriptors.
14364 * tree-ssa-dce.c: Update tree_pass descriptors.
14365 * tree-ssa.c: Update tree_pass descriptors.
14366 * regclass.c: Update tree_pass descriptors.
14367 * integrate.c: Update tree_pass descriptors.
14368 * tree-optimize.c: Update tree_pass descriptors.
14369 * tree-ssa-phiprop.c: Update tree_pass descriptors.
14370 * tree-object-size.c: Update tree_pass descriptors.
14371 * combine.c: Update tree_pass descriptors.
14372 * tree-outof-ssa.c: Update tree_pass descriptors.
14373 * bb-reorder.c: Update tree_pass descriptors.
14374 * stack-ptr-mod.c: Update tree_pass descriptors.
14375 * var-tracking.c: Update tree_pass descriptors.
14376 * tree-profile.c: Update tree_pass descriptors.
14377 * tree-vect-generic.c: Update tree_pass descriptors.
14378 * reg-stack.c: Update tree_pass descriptors.
14379 * sched-rgn.c: Update tree_pass descriptors.
14380 * tree-ssa-structalias.c: Update tree_pass descriptors.
14381 * tree-cfg.c: Update tree_pass descriptors.
14382 * passes.c (current_pass): Update declaration.
14383 (finish_optimization_passes): Update.
14384 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
14385 (register_one_dump_file, register_dump_files_1, next_pass_1):
14387 (init_optimization_passes): Update handling of new types.
14388 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
14389 * ipa-struct-reorg.c: Update tree_pass descriptors.
14390 * tree-ssa-reassoc.c: Update tree_pass descriptors.
14391 * combine-stack-adj.c: Update tree_pass descriptors.
14392 * cfgrtl.c: Update tree_pass descriptors.
14393 * dce.c: Update tree_pass descriptors.
14394 * tree-ssanames.c: Update tree_pass descriptors.
14396 2008-03-19 Richard Guenther <rguenther@suse.de>
14398 PR middle-end/35609
14399 * tree-ssa.c (walk_data): New structure.
14400 (warn_uninitialized_var): If not always_executed warn with "maybe"
14402 (execute_early_warn_uninitialized): Compute post-dominators.
14403 Initialize always_executed before processing each basic block.
14405 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
14408 * config/i386/i386.c (x86_this_parameter): Calculate correct location
14409 of "this" pointer when "regparm = N" or "fastcall" is in effect.
14411 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14413 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
14415 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
14417 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
14419 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
14420 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
14421 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
14422 target after ignore has been set, and move there also the commputation
14423 of subtarget and original_target.
14424 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
14425 (LANG_HOOKS_INITIALIZER): Remove it.
14426 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
14428 2008-03-18 Richard Guenther <rguenther@suse.de>
14430 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
14431 found an expression with constants, note that in the VN for the lhs.
14432 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
14433 fold them to constants if possible. Run cleanup_cfg if done so.
14434 (execute_pre): Return todo.
14435 (do_pre): Likewise.
14436 (execute_fre): Likewise.
14437 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
14439 (get_prop_source_stmt): Look through pointer conversions.
14441 2008-03-18 Jan Hubicka <jh@suse.cz>
14443 * tree-pretty-print.c: Include predict.h.
14444 (dump_generic_node): Dump predictor.
14445 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
14446 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
14447 * gimple-low.c (lower_stmt): Likewise.
14448 * expr.c (expand_expr_real): Likewise.
14449 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
14451 (build_predict_expr, build_predict_expr): New.
14452 * predict.h (predictor_name, build_predict_expr): Update.
14453 * c-typeck.c (c_finish_bc_stmt): Add prediction.
14454 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
14455 * predict.def (PRED_CONTINUE): Update hitrate.
14456 * tree.def (PREDICT_EXPR): Define.
14457 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
14458 do not handle BIND_EXPR.
14459 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
14460 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
14461 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
14464 2008-03-18 Michael Matz <matz@suse.de>
14466 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
14468 2008-03-18 Richard Guenther <rguenther@suse.de>
14470 * tree-gimple.h (is_gimple_invariant_address): Declare.
14471 (is_gimple_constant): Likewise.
14472 * tree-gimple.c (is_gimple_constant): New function.
14473 (is_gimple_invariant_address): Likewise.
14474 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
14475 and is_gimple_invariant_address.
14476 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
14478 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
14479 an addressable base.
14481 2008-03-18 Jakub Jelinek <jakub@redhat.com>
14483 PR middle-end/35611
14484 * gimplify.c (gimplify_expr): Gimplify second operand of
14487 2008-03-17 Richard Guenther <rguenther@suse.de>
14489 PR tree-optimization/19637
14490 * fold-const.c (fold_unary): Remove restrictions of removing
14491 intermediate pointer-conversions (P2)(P1)P0.
14492 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
14493 conversion to void pointer.
14494 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
14496 2008-03-16 James E. Wilson <wilson@tuliptree.org>
14499 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
14500 emulated thread local variables.
14502 2008-03-16 Richard Guenther <rguenther@suse.de>
14504 PR middle-end/35607
14505 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
14506 expand TREE_INVARIANT operations that are not gimple invariant.
14508 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
14510 * doc/extend.texi (Alignment): Say that the ABI controls
14511 the __alignof__ for non-strict-alignment targets rather
14512 than being a recommendation.
14514 2008-03-15 Paul Brook <paul@codesourcery.com>
14516 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
14518 (arm_output_fn_unwind): Mark functions that can not be unwound.
14520 2008-03-15 Paul Brook <paul@codesourcery.com>
14522 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
14523 extension instructions.
14525 2008-03-15 Richard Guenther <rguenther@suse.de>
14527 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
14528 and fold constant aggregate refs.
14529 (fold_const_aggregate_ref): Handle string constants
14530 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
14531 (evaluate_stmt): Simplify now that ccp_fold folds constant
14534 2008-03-15 Paul Brook <paul@codesourcery.com>
14536 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
14537 (extzv): Use gen_extzv_t2.
14538 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
14540 2008-03-15 Richard Guenther <rguenther@suse.de>
14542 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
14543 (fold_const_aggregate_ref): Likewise.
14544 (get_value): Return NULL if we don't have any values.
14545 (ccp_finalize): Set const_val to NULL after freeing it.
14546 * tree-flow.h (get_symbol_constant_value): Declare.
14547 (fold_const_aggregate_ref): Likewise.
14548 * tree-ssa-sccvn.c (try_to_simplify): Use them.
14550 2008-03-15 Richard Guenther <rguenther@suse.de>
14552 PR middle-end/35593
14553 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
14554 to not produce negative array indices if not allowed. Add
14555 parameter to indicate that.
14556 (maybe_fold_offset_to_component_ref): Allow negative array
14557 indices only for the first member of a structure.
14558 (maybe_fold_offset_to_reference): Allow negative array indices.
14559 (maybe_fold_stmt_addition): Likewise.
14561 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
14562 Anatoly Sokolov <aesok@post.ru>
14564 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
14565 (avr_arch): Add ARCH_AVR6.
14566 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
14567 (initial_elimination_offset): Initialize and use 'avr_pc_size'
14568 instead of fixed value 2.
14569 (print_operand_address): Use gs() asm specifier instead of pm().
14570 (avr_assemble_integer): (Ditto.).
14571 (avr_output_addr_vec_elt): (Ditto.).
14572 (print_operand): Handle "!" code.
14573 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
14574 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
14575 (AVR_HAVE_EIJMP_EICALL): Define.
14576 (AVR_3_BYTE_PC): Redefine.
14577 (AVR_2_BYTE_PC): (Ditto.).
14578 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
14579 (LINK_SPEC): Add atmega2560 and atmega2561.
14580 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
14582 * config/avr/avr.md (call_insn): Use eicall instead of icall
14583 for 3 byte PC devices.
14584 (call_value_insn): (Ditto.).
14585 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
14586 (indirect_jump): Use only for for 2 byte PC devices.
14587 (*tablejump): (Ditto.).
14588 (*indirect_jump_avr6): Add insn.
14589 (*tablejump_rjmp): Don't use for 3 byte PC devices.
14590 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
14591 instead of ijmp for 3 byte PC devices.
14592 (__tablejump2__): (Ditto.).
14593 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
14594 (MULITLIB_DIRNAMES): (Ditto.).
14595 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
14597 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
14599 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
14600 "sse2_umulsidi3". Use V1DI mode for operand 0.
14601 ("mmx_psadbw"): Use V1DI mode for operand 0.
14602 * config/i386/i386-modes.def (V1SI): New vector mode.
14603 * config/i386/i386.c (struct builtin_description)
14604 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
14605 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
14606 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
14607 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
14608 v1di_ftype_v8qi_v8qi type.
14609 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
14611 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
14612 __builtin_ia32_pmuludq]: Fix the mode of return value.
14614 2008-03-15 Richard Guenther <rguenther@suse.de>
14616 PR middle-end/35595
14617 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
14620 2008-03-14 Bob Wilson <bob.wilson@acm.org>
14622 * doc/invoke.texi (Option Summary, Xtensa Options): Document
14623 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
14624 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
14625 unless TARGET_SERIALIZE_VOLATILE is enabled.
14626 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
14627 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
14628 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
14630 2008-03-14 Richard Guenther <rguenther@suse.de>
14632 PR tree-optimization/34172
14633 * tree-flow.h (refs_may_alias_p): Declare.
14634 (get_single_def_stmt): Likewise.
14635 (get_single_def_stmt_from_phi): Likewise.
14636 (get_single_def_stmt_with_phi): Likewise.
14637 * tree-dfa.c (refs_may_alias_p): New function.
14638 (get_single_def_stmt): Likewise.
14639 (get_single_def_stmt_from_phi): Likewise.
14640 (get_single_def_stmt_with_phi): Likewise.
14641 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
14642 (vn_reference_lookup_1): New helper function.
14643 (vn_reference_lookup): Walk the virtual use-def chain to
14644 continue searching for a match if the def does not alias the
14645 reference we are looking for.
14647 2008-03-14 David Edelsohn <edelsohn@gnu.org>
14649 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
14650 archive and Perzl. Update The Written Word listing.
14652 2008-03-14 Richard Guenther <rguenther@suse.de>
14654 PR tree-optimization/34043
14655 PR tree-optimization/33989
14656 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
14658 (bitmap_find_leader): Use extra argument to verify dominance
14659 relationship inside a basic-block.
14660 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
14661 (find_leader_in_sets): Adjust.
14662 (create_component_ref_by_pieces): Take extra argument for
14663 dominance check, handle lookup failures.
14664 (find_or_generate_expression): Likewise.
14665 (create_expression_by_pieces): Likewise.
14666 (insert_into_preds_of_block): Adjust.
14667 (create_value_expr_from): If asked for, verify all operands
14668 are in the blocks AVAIL_OUT set.
14669 (make_values_for_stmt): Check for SSA_NAMEs that are life
14670 over an abnormal edge.
14671 (compute_avail): Remove such check.
14672 (do_SCCVN_insertion): New function.
14673 (eliminate): If we do not find a leader suitable for replacement
14674 insert a replacement expression from SCCVN if available.
14675 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
14676 (struct vn_ssa_aux): Add needs_insertion flag.
14677 * tree-ssa-sccvn.c (may_insert): New global flag.
14678 (copy_reference_ops_from_ref): Value-number union member access
14679 based on its size, not type and member if insertion is allowed.
14680 (visit_reference_op_load): For a weak match from union type
14681 punning lookup a view-converted value and insert a SSA_NAME
14682 for that value if that is not found.
14683 (visit_use): Make dumps shorter. Do not disallow value numbering
14684 SSA_NAMEs that are life over an abnormal edge to constants.
14685 (free_scc_vn): Release inserted SSA_NAMEs.
14686 (run_scc_vn): New flag to specify whether insertion is allowed.
14687 Process SSA_NAMEs in forward order.
14688 * tree-ssa-loop-im.c (for_each_index): Handle invariant
14689 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
14690 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
14691 pointer type to/from integral types that do not change the
14692 precision to regular conversions.
14694 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
14696 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
14697 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
14698 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
14699 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
14700 input arguments and the mode of return value. Built-in functions
14701 that operate on whole 64-bit MMX register now use V1DI mode.
14703 2008-03-13 Alon Dayan <alond@il.ibm.com>
14704 Olga Golovanevsky <olga@il.ibm.com>
14706 PR tree-optimization/35041
14707 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
14708 to locate the right position in a statement.
14710 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
14714 * config/i386/xmmintrin.h: Change all static inline functions to
14715 extern inline and add __gnu_inline__ attribute.
14716 * config/i386/bmintrin.h: Ditto.
14717 * config/i386/smmintrin.h: Ditto.
14718 * config/i386/tmmintrin.h: Ditto.
14719 * config/i386/mmintrin-common.h: Ditto.
14720 * config/i386/ammintrin.h: Ditto.
14721 * config/i386/emmintrin.h: Ditto.
14722 * config/i386/pmmintrin.h: Ditto.
14723 * config/i386/mmintrin.h: Ditto.
14724 * config/i386/mm3dnow.h: Ditto.
14726 2008-03-13 Jakub Jelinek <jakub@redhat.com>
14728 PR middle-end/35185
14729 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
14730 (lower_omp_2): New function.
14731 (lower_omp_1, lower_omp): Rewritten.
14733 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
14736 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
14737 with the phrase "Microsoft Windows compilers".
14738 (Push/Pop Macro Pragmas): New subsection. Document
14739 #pragma push_macro and pragma pop_macro.
14741 2008-03-12 Paul Brook <paul@codesourcery.com>
14743 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
14745 2008-03-12 Paul Brook <paul@codesourcery.com>
14747 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
14748 (thumb2_alusi3_short): Exclude PLUS and MINUS.
14749 (thumb2_addsi_shortim): Rename ...
14750 (thumb2_addsi_short): ... to this. Allow register operands.
14751 (thumb2_subsi_short): New pattern.
14752 (thumb2_one_cmplsi2_short,
14753 thumb2_negsi2_short): New patterns and peepholes.
14755 2008-03-12 Paul Brook <paul@codesourcery.com>
14757 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
14759 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
14761 * config/i386/i386.md (int_cond): New code iterator.
14763 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
14764 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
14765 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
14766 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
14767 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
14768 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
14769 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
14770 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
14772 2008-03-12 Paul Brook <paul@codesourcery.com>
14774 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
14775 instead of {arm,thumb}_compute_save_reg_mask.
14776 (output_return_instruction): Ditto.
14777 (thumb_unexpanded_epilogue): Ditto.
14778 (thumb1_expand_prologue): Ditto.
14779 (thumb1_output_function_prologue): Ditto.
14780 (arm_set_return_address): Ditto.
14781 (thumb_set_return_address): Ditto.
14782 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
14783 regs to achieve stack alignment.
14784 (thumb1_compute_save_reg_mask): Fix compiler warning.
14785 (arm_output_epilogue): Use offsets->saved_regs_mask.
14786 Adjust stack pointer by poping call clobered registers.
14787 (arm_expand_prologue): Use offsets->saved_regs_mask.
14788 Adjust stack pointer by pushing extra registers.
14789 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
14791 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
14794 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
14795 conversion to the operands of a multiplication.
14797 2008-03-12 Richard Guenther <rguenther@suse.de>
14799 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
14800 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
14801 * timevar.def (TV_TREE_PHIPROP): Add.
14802 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
14803 pass description. Use TV_TREE_PHIPROP.
14804 * tree-ssa-forwprop.c: Remove phiprop code.
14806 2008-03-12 Jakub Jelinek <jakub@redhat.com>
14808 PR middle-end/35549
14809 * omp-low.c (maybe_lookup_decl): Constify first argument.
14810 (use_pointer_for_field): Change last argument from bool to
14811 omp_context *. Disallow shared copy-in/out in nested
14812 parallel if decl is shared in outer parallel too.
14813 (build_outer_var_ref, scan_sharing_clauses,
14814 lower_rec_input_clauses, lower_copyprivate_clauses,
14815 lower_send_clauses, lower_send_shared_vars): Adjust callers.
14817 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
14818 Ira Rosen <irar@il.ibm.com>
14820 * tree-vectorizer.c (free_stmt_vec_info): New function.
14821 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
14822 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
14823 * tree-vectorizer.h (free_stmt_vec_info): Declare.
14824 * tree-vect-transform.c (vectorizable_conversion): Free
14825 vec_oprnds0 if it was allocated.
14826 (vect_permute_store_chain): Remove unused VECs.
14827 (vectorizable_store): Free VECs that are allocated in the..
14829 (vect_transform_strided_load, vectorizable_load): Likewise.
14830 (vect_remove_stores): Simplify the code.
14831 (vect_transform_loop): Move code to vect_remove_stores().
14832 Call vect_remove_stores() and free_stmt_vec_info().
14834 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14836 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
14837 TARGET_HPUX. Revise comment.
14838 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
14839 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
14840 Use sr4 variant of `be' instruction when not generating PIC code.
14841 (attr_length_call): Adjust for above change.
14843 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14845 * ipa-reference.c (static_execute): Remove module_statics_const and
14846 associated setting code.
14848 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
14851 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
14852 predicate for operand 1.
14853 (paritysi2_cmp): Use register_operand predicate for operand 2.
14854 Use earlyclobber modifier for operand 1. Remove support for
14856 (paritydi2_cmp): Use register_operand predicate for operand 3.
14857 Use earlyclobber modifier for operand 1. Remove support for
14860 2008-03-11 Paul Brook <paul@codesourcery.com>
14861 Vladimir Prus <vladimir@codesourcery.com>
14863 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
14864 (arm_compute_save_reg0_reg12_mask): Always
14865 check if register 11 must be saved. Always safe hard frame pointer
14866 when frame_pointer_needeed.
14867 (arm_compute_save_reg_mask): Save IP and PC
14868 only with apcs frames.
14869 (arm_output_epilogue): Adjust Thumb2 codepath to
14870 be also invoked and work for ARM non-apcs frames.
14871 (arm_expand_prologue): Don't bother saving IP
14872 for non-apcs frame, since it's not clobbered by
14873 prologue code. Implement non-apcs frame
14876 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
14878 PR rtl-optimization/35281
14879 * expr.c (convert_move): Use a new pseudo for the intermediate
14880 from_mode->word_mode result.
14882 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
14884 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
14885 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
14886 * toplev.c (compile_file): Don't call it.
14888 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
14890 PR middle-end/35526
14891 * expr.c (store_expr): Call emit_block_move if the mode
14892 of "temp" RTX is BLKmode.
14894 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14895 Richard Guenther <rguenther@suse.de>
14897 PR tree-optimization/31358
14898 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
14899 the step with a NULL_TREE.
14900 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
14901 to sizetype if type is a pointer type.
14902 (add_candidate_1): Don't convert the base and step to
14903 the generic type if the orginal type is a pointer type.
14904 (add_iv_value_candidates): Use sizetype for the step
14905 if type is a pointer type.
14906 (cand_value_at): Likewise.
14907 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
14909 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
14910 Don't convert the tem affine to the type.
14911 (add_elt_to_tree): Use sizetype for the step if a pointer.
14912 Use POINTER_PLUS_EXPR for pointers.
14913 (aff_combination_to_tree): Use sizetype for the step if a
14916 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
14918 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
14919 Remove commutativity hint.
14921 2008-03-10 Jakub Jelinek <jakub@redhat.com>
14925 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
14926 errorneous type. Check that v is a VAR_DECL.
14928 PR middle-end/35099
14929 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
14931 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
14933 PR tree-optimization/35494
14934 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
14935 may be overriden at link and run time.
14937 2008-03-10 Richard Guenther <rguenther@suse.de>
14939 PR tree-optimization/34677
14940 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
14941 (poolify_tree): Likewise.
14942 (modify_expr_template): Likewise.
14943 (poolify_modify_stmt): Likewise.
14944 (insert_fake_stores): Handle all component-ref style stores
14945 in addition to INDIRECT_REF. Also handle complex types.
14946 Do not poolify the inserted load.
14947 (realify_fake_stores): Do not rebuild the tree but only
14948 make it a SSA_NAME copy.
14949 (init_pre): Remove initialzation of modify_expr_template.
14950 Do not allocate modify_expr_node_pool.
14951 (fini_pre): Do not free modify_expr_node_pool.
14953 2008-03-10 Paul Brook <paul@codesourcery.com>
14955 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
14956 to avoid conflicts.
14958 2008-03-10 Paul Brook <paul@codesourcery.com>
14959 Mark Shinwell <shinwell@codesourcery.com>
14961 * config/arm/cortex-r4.md: New.
14962 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
14964 * config/arm/arm.md: Include cortex-r4.md.
14965 (insn): Add smmls, sdiv and udiv values.
14966 (generic_sched): Don't use generic scheduling for Cortex-R4.
14967 (arm_issue_rate): New function.
14968 (TARGET_SCHED_ISSUE_RATE): Define.
14970 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
14972 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
14974 2008-03-10 Richard Guenther <rguenther@suse.de>
14976 * tree-ssa-pre.c (get_sccvn_value): Simplify.
14977 (compute_avail): Do not add stmt uses to AVAIL_OUT.
14979 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
14981 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
14982 Set default to true.
14984 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14986 * c.opt (Wsynth): Deprecate.
14987 * doc/invoke.texi (Option Summary, Warning Options): Document
14988 -Wno-format-contains-nul.
14990 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
14993 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
14994 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
14996 2008-03-09 Ira Rosen <irar@il.ibm.com>
14998 * config/rs6000/rs6000.c (builtin_description): Rename vector
14999 left shift operations.
15000 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
15001 (altivec_vsl<VI_char>): Rename to ...
15002 (ashl<mode>3): ... new name.
15003 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
15005 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
15007 2008-03-08 Richard Guenther <rguenther@suse.de>
15009 * coverage.h (tree_coverage_counter_addr): Declare.
15010 * coverage.c (tree_coverage_counter_addr): New function.
15011 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
15012 before using again.
15013 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
15014 (tree_gen_one_value_profiler): Likewise.
15015 (tree_gen_ic_profiler): Likewise.
15016 (tree_gen_average_profiler): Likewise.
15017 (tree_gen_ior_profiler): Likewise.
15019 2008-03-08 Richard Guenther <rguenther@suse.de>
15021 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
15022 (vn_binary_op_insert): Likewise.
15023 (vn_unary_op_lookup): Likewise.
15024 (vn_unary_op_insert): Likewise.
15025 (vn_nary_op_lookup): Declare.
15026 (vn_nary_op_insert): Likewise.
15027 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
15028 and binary hashes, use a single obstack for unary_op_pool
15029 and binary_op_pool.
15030 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
15031 a single struct vn_nary_op_s. Store tree code length and
15032 a variable number of operands.
15033 (struct vn_reference_op_struct): Remove unused op2.
15034 (vn_reference_op_eq): Do not compare op2.
15035 (vn_reference_op_compute_hash): Do not compute hash of op2.
15036 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
15037 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
15038 with vn_nary_op_compute_hash.
15039 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
15040 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
15042 (vn_unary_op_insert, vn_binary_op_insert): Replace with
15044 (visit_unary_op): Call nary functions.
15045 (visit_binary_op): Likewise.
15046 (process_scc): Adjust for struct vn_tables_s changes.
15047 (allocate_vn_table): Likewise.
15048 (free_vn_table): Likewise.
15049 * tree-vn.c (vn_add): Call nary functions.
15050 (vn_lookup): Likewise.
15052 2008-03-08 Jakub Jelinek <jakub@redhat.com>
15055 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
15056 wdst back after sync_compare_and_swapqhi_internal.
15058 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
15061 * config/i386/i386-modes.def (V1DI): New vector mode.
15062 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
15063 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
15064 (MMXMODE248): Ditto.
15065 (MMXMODE): Add V1DI mode.
15066 (mmxvecsize): Change DI mode to V1DI mode.
15067 ("mov<mode>): Use MMXMODEI8 mode iterator.
15068 ("*mov<mode>_internal_rex64"): Ditto.
15069 ("*mov<mode>_internal"): Ditto.
15070 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
15071 ("mmx_sub<mode>3"): Ditto.
15072 ("mmx_adddi3"): Remove insn pattern.
15073 ("mmx_subdi3"): Ditto.
15074 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
15075 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
15076 ("mmx_ashl<mode>3"): Ditto.
15077 ("mmx_lshrdi3"): Remove insn pattern.
15078 ("mmx_ashldi3"): Ditto.
15079 * config/i386/i386.c (classify_argument): Handle V1DImode.
15080 (function_arg_advance_32): Ditto.
15081 (function_arg_32): Ditto.
15082 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
15083 mmx_addv1di3 insn pattern.
15084 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
15085 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
15086 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
15087 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
15088 Remove definitions of built-in functions.
15089 (V1DI_type_node): New node.
15090 (v1di_ftype_v1di_int): Ditto.
15091 (v1di_ftype_v1di_v1di): Ditto.
15092 (v2si_ftype_v2si_si): Ditto.
15093 (v4hi_ftype_v4hi_di): Remove node.
15094 (v2si_ftype_v2si_di): Ditto.
15095 (ix86_init_mmx_sse_builtins): Handle V1DImode.
15096 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
15097 Redefine builtins using def_builtin_const with *_ftype_*_int node.
15098 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
15099 Add new builtins using def_builtin_const.
15100 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
15101 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
15102 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
15103 * config/i386/mmintrin.h (__v1di): New typedef.
15104 (_mm_add_si64): Cast arguments to __v1di type.
15105 (_mm_sub_si64): Ditto.
15106 (_mm_sll_pi16): Cast __count to __v4hi type.
15107 (_mm_sll_pi32): Cast __count to __v2si type.
15108 (_mm_sll_si64): Cast arguments to __v1di type.
15109 (_mm_srl_pi16): Cast __count to __v4hi type.
15110 (_mm_srl_pi32): Cast __count to __v2si type.
15111 (_mm_srl_si64): Cast arguments to __v1di type.
15112 (_mm_sra_pi16): Cast __count to __v4hi type.
15113 (_mm_sra_pi32): Cast __count to __v2si type.
15114 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
15115 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
15116 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
15117 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
15118 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
15119 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
15120 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
15121 (_mm_srai_pi32): Use __builtin_ia32_psradi.
15122 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
15123 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
15124 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
15125 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
15127 2008-03-07 Joseph Myers <joseph@codesourcery.com>
15129 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
15131 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
15134 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
15135 reg+const addressing for Altivec modes. Don't generate reg+reg
15136 addressing for TFmode or TDmode quantities.
15138 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
15140 * c-common.c (vector_types_convertible_p): Call langhook
15141 instead of comptypes.
15143 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15146 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
15147 integral and scalar float variables which have a
15150 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
15152 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
15153 dwarf_register_span hook when emitting unwind information for
15154 register-to-memory saves.
15155 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
15156 (rs6000_frame_related): Remove call to spe_synthesize_frame.
15158 2008-03-06 Jakub Jelinek <jakub@redhat.com>
15160 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
15161 for the same VAR_DECL.
15163 2008-03-06 Tom Tromey <tromey@redhat.com>
15165 * treelang: Delete.
15166 * doc/standards.texi (Standards): Don't mention treelang.
15167 * doc/invoke.texi (Overall Options): Don't mention treelang.
15168 * doc/install.texi (Prerequisites): Don't mention bison or
15170 (Configuration): Don't mention treelang.
15171 (Building): Likewise.
15172 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
15174 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
15176 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
15177 word-extractions out of a multi-word object.
15179 2008-03-06 Richard Guenther <rguenther@suse.de>
15181 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
15182 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
15183 result type and precision.
15184 * expr.c (get_inner_reference): Set unsignedp based on the result
15185 type of BIT_FIELD_REF.
15186 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
15187 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
15188 (try_instantiate_multiple_fields): Likewise. Use the correct type
15190 (sra_build_assignment): Likewise.
15191 (sra_build_elt_assignment): Likewise.
15192 (sra_explode_bitfield_assignment): Likewise.
15193 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
15194 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
15195 set BIT_FIELD_REF_UNSIGNED.
15196 (vectorizable_load): Likewise.
15198 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
15200 * cse.c (cse_extended_basic_block): Invalidate artificial defs
15203 2008-03-06 Richard Guenther <rguenther@suse.de>
15205 * alias.c (struct alias_set_entry): Move has_zero_child field
15206 to pack with alias_set.
15208 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
15210 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
15213 2008-03-05 Ian Lance Taylor <iant@google.com>
15215 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
15217 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
15219 * fwprop.c (update_df): Support width and offset parameters of
15221 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
15222 global_conflicts): Change DF_REF_EXTRACT to either
15223 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15224 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15225 * df-scan.c (df_ref_record, df_defs_record,
15226 df_ref_create_structure, df_def_record_1, df_uses_record,
15227 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
15228 df_bb_refs_collect, df_entry_block_defs_collect,
15229 df_exit_block_uses_collect): Support new width and offset fields.
15230 (ref_extract_pool): New storage pool.
15231 (df_free_ref): New function.
15232 (df_reg_chain_unlink, df_free_collection_rec,
15233 df_sort_and_compress_refs): Call df_free_ref.
15234 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
15236 (df_ref_create_structure): Allocate df_ref_extract if offset and
15237 width fields are used.
15238 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
15239 (df_uses_record): Get offset and width from ZERO_EXTRACT
15241 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
15242 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15243 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15244 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
15245 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15246 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15247 (df_ref_extract): New structure.
15248 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
15249 (df_ref_create): Add width and offset parameters.
15251 2008-03-05 Richard Guenther <rguenther@suse.de>
15253 * tree-ssa-structalias.c (get_constraint_for_component_ref):
15254 Use ranges_overlap_p.
15255 (offset_overlaps_with_access): Rename
15256 to ranges_overlap_p and move ...
15257 * tree-flow-inline.h (ranges_overlap_p): ... here.
15259 * tree.h (get_inner_reference, handled_component_p): Update
15262 * tree.h (record_component_aliases, get_alias_set,
15263 alias_sets_conflict_p, alias_sets_must_conflict_p,
15264 objects_must_conflict_p): Move declarations ...
15265 * alias.h (record_component_aliases, get_alias_set,
15266 alias_sets_conflict_p, alias_sets_must_conflict_p,
15267 objects_must_conflict_p): ... here.
15268 Include coretypes.h.
15269 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
15271 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
15273 * cfg.c: Include tree-flow.h.
15274 (remove_edge_raw): Call redirect_edge_var_map_clear.
15275 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
15276 * tree-flow-inline.h (redirect_edge_var_map_def): New.
15277 (redirect_edge_var_map_result): New.
15278 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
15279 PENDING_STMT use with redirect_edge_var_map_*.
15280 * tree-ssa.c (edge_var_maps): New definition.
15281 (redirect_edge_var_map_add): New.
15282 (redirect_edge_var_map_clear): New.
15283 (redirect_edge_var_map_dup): New.
15284 (redirect_edge_var_map_vector): New.
15285 (redirect_edge_var_map_destroy): New.
15286 (ssa_redirect_edge): Replace PENDING_STMT use with
15287 redirect_edge_var_map_*.
15288 (flush_pending_stmts): Same.
15289 (delete_tree_ssa): Destroy edge var map.
15290 * tree-flow.h (struct _edge_var_map): New.
15291 Define edge_var_map vector type.
15292 Declare redirect_edge_var_map_* prototypes.
15293 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
15294 * tree-cfg.c (reinstall_phi_args): Replace
15295 PENDING_STMT use with redirect_edge_var_map_*.
15297 2008-03-05 Richard Guenther <rguenther@suse.de>
15299 PR tree-optimization/35472
15300 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
15301 whose single use_stmt has a overlapping set of loaded and
15302 stored symbols as that use_stmt might be a noop assignment then.
15304 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
15306 * gthr-rtems.h: Implement __gthread_mutex_destroy.
15308 2008-03-05 Richard Guenther <rguenther@suse.de>
15311 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
15312 should be constants.
15313 * tree-cfg.c (verify_expr): Verify it.
15314 * fold-const.c (fold_truthop): Remove code generating
15315 BIT_FIELD_REFs of structure bases.
15316 (fold_binary): Likewise.
15317 (fold_ternary): Position and size of BIT_FIELD_REFs are
15318 always host integers.
15319 (make_bit_field_ref): Remove.
15320 (optimize_bit_field_compare): Remove.
15321 (all_ones_mask_p): Remove.
15323 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
15326 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
15327 (split_block_and_df_analyze): New. Split basic block and rebuild
15329 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
15331 (split_pattern_seq): Likewise.
15332 (erase_matching_seqs): Likewise.
15333 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
15335 2008-03-04 Geoff Keating <geoffk@apple.com>
15337 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
15338 declaration and code.
15339 (tree_invalid_nonnegative_warnv_p): Likewise.
15341 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
15343 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
15344 examples. Truncate option-names then causing overfull hbox.
15346 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15349 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
15351 * configure: Rebuilt.
15353 2008-03-04 Rafael Espindola <espindola@google.com>
15355 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
15356 (tree_unary_nonnegative_warnv_p): New.
15357 (tree_binary_nonnegative_warnv_p): New.
15358 (tree_single_nonnegative_warnv_p): New.
15359 (tree_invalid_nonnegative_warnv_p): New.
15360 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
15362 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15365 * opts.c (handle_option): Postpone 'unknown option' errors only for
15368 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
15371 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
15374 2008-03-04 Rafael Espindola <espindola@google.com>
15376 * fold-const.c (tree_unary_nonzero_warnv_p): New.
15377 (tree_binary_nonzero_warnv_p): New.
15378 (tree_single_nonzero_warnv_p): New.
15379 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
15381 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
15383 PR middle-end/35456
15384 * fold-const.c (fold_cond_expr_with_comparison): Prevent
15385 transformations for modes that have signed zeros.
15386 * ifcvt.c (noce_try_abs): Ditto.
15388 2008-03-04 Joseph Myers <joseph@codesourcery.com>
15390 * config/i386/i386.c (override_options): Force
15391 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
15393 2008-03-04 Jan Hubicka <jh@suse.cz>
15396 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
15399 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15401 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
15402 label to probe the stack.
15404 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15406 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
15407 (__gthr_win32_mutex_destroy): Declare.
15408 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
15409 __gthr_win32_mutex_destroy.
15410 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
15412 2008-03-03 Jan Hubicka <jh@suse.cz>
15415 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
15416 aggressive on inlining cold calls.
15418 2008-03-03 Richard Guenther <rguenther@suse.de>
15420 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
15421 struct copies into the expression table.
15422 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
15423 (try_to_simplify): Likewise.
15424 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
15425 integral and pointer arguments which do not change the
15426 precision to NOP_EXPRs.
15427 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
15428 VIEW_CONVERT_EXPR case.
15430 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
15432 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
15433 defined in a loop at depth 0 is invariant.
15434 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
15435 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
15436 be called at loop depth 0.
15438 2008-03-02 Jakub Jelinek <jakub@redhat.com>
15441 * gcc.c (process_command): Update copyright notice dates.
15442 * gcov.c (print_version): Likewise.
15443 * gcov-dump.c (print_version): Likewise.
15444 * mips-tfile.c (main): Likewise.
15445 * mips-tdump.c (main): Likewise.
15447 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15450 * c-common.c (flag_permissive): Delete.
15451 (constant_expression_warnings): Check flags first.
15452 (constant_expression_error): New.
15453 * c-common.h (flag_permissive): Delete.
15454 (constant_expression_error): Declare.
15455 * flags.h (flag_permissive): Declare. Update description.
15456 * diagnostic.c (pedwarn): Update.
15458 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
15459 (permissive_error_kind): New.
15460 * toplev.c (flag_permissive): Define. Update description.
15461 * toplev.h (permissive_error_kind): Declare.
15462 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
15463 (pedwarn_c90): Use pedantic_warning_kind.
15464 * c-opts.c (c_common_post_options): flag_permissive does not affect
15465 flag_pedantic_errors.
15467 2008-03-02 Joseph Myers <joseph@codesourcery.com>
15469 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
15470 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
15471 __absvsi2, __absvDI2): Use unsigned arithmetic.
15473 2008-03-02 Andi Kleen <ak@suse.de>
15474 Richard Guenther <rguenther@suse.de>
15476 * struct-equiv.c: Remove file.
15477 * cfg_cleanup.c (condjump_equiv_p): Remove.
15478 * Makefile.in (OBJS-common): Remove struct-equiv.o.
15479 (struct-equiv.o): Remove rule.
15480 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
15481 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
15482 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
15484 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15486 * ifcvt.c (noce_process_if_block): Try to handle only the then
15487 block if the else block exists but isn't suitable.
15489 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15492 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
15493 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
15494 regression from previous patch.
15496 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15499 * gthr.h: Add __gthread_mutex_destroy as a function that must be
15501 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
15502 * gthr-single.h (__gthread_mutex_destroy): Likewise.
15503 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
15504 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
15505 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
15506 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
15507 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
15508 (__gthread_mutex_destroy_function): Rename to
15509 __gthread_mutex_destroy.
15510 * gthr-dce.h (__gthread_mutex_destroy): Call
15511 pthread_mutex_destroy.
15512 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
15513 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
15514 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
15516 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15518 * df-scan.c (df_ref_chain_change_bb): Simplify.
15519 (df_insn_change_bb): Add new_bb argument. Simplify. Call
15520 set_block_for_insn if there's any change.
15521 * df.h ((df_insn_change_bb): Fix prototype.
15522 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
15523 df_insn_change_bb, don't call set_block_for_insn.
15524 * emit-rtl.c (reorder_insns): Likewise.
15525 * haifa-sched.c (move_insn): Likewise.
15527 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15529 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
15531 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15533 * tree-flow-inline.h (next_readonly_imm_use): Return
15534 NULL_USE_OPERAND_P after the end.
15536 2008-03-01 Richard Guenther <rguenther@suse.de>
15538 PR tree-optimization/35411
15539 * tree-sra.c (sra_build_assignment): Split conversion to
15540 final type to a separate statement if we are not assigning
15543 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15545 * fold-const.c (fold_convertible_p): Correct the logic to follow
15546 that in fold_convert().
15548 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
15551 * tree-inline.c (build_duplicate_type): When we make a
15552 duplicate type, make it unique in the canonical types system.
15554 2008-02-29 Tom Tromey <tromey@redhat.com>
15556 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
15557 input_file_stack_history, input_file_stack_restored): Remove.
15558 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15559 * input.h (struct file_stack): Remove.
15560 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15561 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
15563 * diagnostic.h (struct diagnostic_context) <last_module>: Change
15565 (diagnostic_last_module_changed): Add 'map' argument.
15566 (diagnostic_set_last_function): Likewise.
15567 * diagnostic.c (undiagnostic_report_current_module): Iterate using
15568 line map, not input_file_stack.
15569 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
15571 2008-02-29 Paul Brook <paul@codesourcery.com>
15573 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
15575 2008-02-29 Paul Brook <paul@codesourcery.com>
15577 * config/arm/ieee754-df.S (muldf3): Use RET macros.
15579 2008-02-29 Richard Guenther <rguenther@suse.de>
15581 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
15583 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
15584 value for comparing for a store match.
15585 (simplify_unary_expression): Do nothing for SSA_NAMEs.
15586 (try_to_simplify): Do not do a full-blown reference lookup.
15588 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15590 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
15591 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
15593 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
15595 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
15597 * tree-loop-linear.c (try_interchange_loops): Compare memory access
15598 strides against cache sizes.
15600 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15602 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
15605 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
15607 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
15608 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
15609 is smaller than the original promoted value.
15610 (simplify_subreg): If OP is a SUBREG, try to preserve its
15611 SUBREG_PROMOTED_VAR_P information.
15613 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
15615 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
15616 (VN_INFO_GET): Allocate new objects on the obstack.
15617 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
15618 for rpo_numbers_temp, for consistency.
15619 (free_scc_vn): Free the obstack.
15621 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
15623 * doc/invoke.texi: Document -ftree-loop-distribution.
15624 * tree-loop-distribution.c: New.
15625 * tree-pass.h (pass_loop_distribution): New.
15626 * graphds.h (struct graph): Add htab_t indices.
15627 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
15628 * tree-vectorizer.c (rename_variables_in_loop): Extern.
15629 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
15630 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
15631 * tree-data-ref.c (debug_data_dependence_relations): New.
15632 (dump_data_dependence_relation): Also print data references.
15633 (free_data_ref): Extern.
15634 (same_access_functions): Moved...
15635 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
15636 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15637 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
15638 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
15639 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
15640 (stmts_from_loop): Skip LABEL_EXPR.
15641 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
15643 (build_rdg): Initialize rdg->indices htab.
15644 (free_rdg, stores_from_loop, ref_base_address,
15645 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
15646 have_similar_memory_accesses_1, ref_base_address_1,
15647 remove_similar_memory_refs): New.
15648 * tree-data-ref.h: Depend on tree-chrec.h.
15649 (debug_data_dependence_relations, free_data_ref): Declared.
15650 (same_access_functions): ... here.
15651 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
15653 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
15654 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
15655 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
15656 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15657 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
15658 rdg_vertex_for_stmt): Declared.
15659 (struct rdg_edge): Add level.
15661 (free_rdg, stores_from_loop, remove_similar_memory_refs,
15662 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
15664 (rdg_has_similar_memory_accesses): New.
15665 * tree-vect-analyze.c: Remove unused static decls.
15666 * lambda.h (dependence_level): New.
15667 * common.opt (ftree-loop-distribution): New.
15668 * tree-flow.h (mark_virtual_ops_in_bb,
15669 slpeel_tree_duplicate_loop_to_edge_cfg,
15670 rename_variables_in_loop): Declared.
15671 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
15672 (OBJS-common): Add tree-loop-distribution.o.
15673 (tree-loop-distribution.o): New rule.
15674 * tree-cfg.c (mark_virtual_ops_in_bb): New.
15675 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
15676 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
15678 2008-02-28 Joseph Myers <joseph@codesourcery.com>
15681 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
15682 other than structures and unions.
15684 2008-02-28 Richard Guenther <rguenther@suse.de>
15687 2008-02-26 Richard Guenther <rguenther@suse.de>
15689 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15690 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15691 (lookup_decl_from_uid): Declare.
15692 (remove_decl_from_map): Likewise.
15693 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15694 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15695 (decl_for_uid_map): New global hashtable mapping DECL_UID
15697 (init_ttree): Allocate it.
15698 (insert_decl_to_uid_decl_map): New helper function.
15699 (make_node_stat): Insert new decls into the map.
15700 (copy_node_stat): Likewise.
15701 (lookup_decl_from_uid): New function.
15702 (remove_decl_from_map): Likewise.
15703 (print_decl_for_uid_map_statistics): New helper.
15704 (dump_tree_statistics): Call it.
15706 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15707 (referenced_var_iterator): Adjust.
15708 (FOR_EACH_REFERENCED_VAR): Adjust.
15709 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15710 (num_referenced_vars): Adjust.
15711 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15712 (first_referenced_var): Remove.
15713 (end_referenced_vars_p): Likewise.
15714 (next_referenced_var): Likewise.
15715 (referenced_var_iterator_set): New helper function.
15716 * tree-dfa.c (referenced_var_lookup): Adjust.
15717 (referenced_var_check_and_insert): Likewise.
15718 (remove_referenced_var): Likewise.
15719 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15720 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15721 (verify_call_clobbering): Likewise.
15722 (verify_memory_partitions): Likewise.
15723 (init_tree_ssa): Allocate bitmap instead of hashtable for
15725 (delete_tree_ssa): Adjust.
15726 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15727 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15728 (compute_tag_properties): Likewise.
15729 (set_initial_properties): Likewise.
15730 (find_partition_for): Likewise.
15731 (update_reference_counts): Likewise.
15732 (dump_may_aliases_for): Likewise.
15733 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15734 (add_call_clobber_ops): Likewise.
15735 (add_call_read_ops): Likewise.
15736 (get_asm_expr_operands): Likewise.
15737 * tree-into-ssa.c (dump_decl_set): Likewise.
15738 (update_ssa): Likewise.
15739 * tree-sra.c (scan_function): Likewise.
15740 (decide_instantiations): Likewise.
15741 (scalarize_parms): Likewise.
15742 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15743 (dsa_named_for): Likewise.
15744 * tree-ssa-structalias.c (update_alias_info): Likewise.
15745 (merge_smts_into): Likewise.
15747 2008-02-27 David Daney <ddaney@avtrex.com>
15750 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
15751 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
15752 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
15753 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
15754 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
15756 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
15759 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
15760 (BUILT_IN_NEXTTOWARD): Remove.
15761 (BUILT_IN_NEXTTOWARDF): Ditto.
15762 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
15763 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
15765 2008-02-27 Tom Tromey <tromey@redhat.com>
15767 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
15768 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
15770 2008-02-27 Jan Beulich <jbeulich@novell.com>
15772 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
15773 update the respective field on newdecl.
15775 2008-02-27 Revital Eres <eres@il.ibm.com>
15777 PR rtl-optimization/34999
15778 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
15779 crossing edges that ends with a call insn.
15780 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
15781 call insn and clear the EDGE_CROSSING flag of the crossing edge
15782 when fixing fallthru edges.
15784 2008-02-27 Richard Guenther <rguenther@suse.de>
15786 PR middle-end/35390
15787 * fold-const.c (fold_unary): Return the correct argument,
15788 converted to the result type.
15790 2008-02-27 Richard Guenther <rguenther@suse.de>
15792 PR middle-end/34971
15793 * expr.c (expand_expr_real_1): Assert on rotates that operate
15795 * fold-const.c (fold_binary): Use the types precision, not the
15796 bitsize of the mode if folding rotate expressions. Build rotates
15797 only for full modes.
15799 2008-02-27 Jakub Jelinek <jakub@redhat.com>
15801 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
15802 and CPP_PRAGMA_EOL.
15803 * c-pragma.c (pragma_ns_name): New typedef.
15804 (registered_pp_pragmas): New variable.
15805 (c_pp_lookup_pragma): New function.
15806 (c_register_pragma_1): If flag_preprocess_only, do nothing
15807 for non-expanded pragmas, for expanded ones push pragma's
15808 namespace and name into registered_pp_pragmas vector.
15809 (c_invoke_pragma_handler): Register OpenMP pragmas even when
15810 flag_preprocess_only, don't register GCC pch_preprocess
15811 pragma if flag_preprocess_only.
15812 * c-opts.c (c_common_init): Call init_pragma even if
15813 flag_preprocess_only.
15814 * c-pragma.c (c_pp_lookup_pragma): New prototype.
15815 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
15816 cpp_register_pragma if flag_preprocess_only.
15818 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15821 * c-parser.c (c_parser_translation_unit): Warn for empty
15822 translation unit, not empty source file.
15824 2008-02-26 Paul Brook <paul@codesourcery.com>
15826 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
15827 operand for Thumb-2.
15828 * config/arm/arm.h (reg_class): Add CORE_REGS.
15829 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
15830 (BASE_REG_CLASS): Use CORE_REGS.
15831 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
15832 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
15833 (REGNO_OK_FOR_INDEX_P): Exclude SP.
15834 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
15835 ARM_REGNO_OK_FOR_INDEX_P.
15836 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
15837 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
15838 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
15839 (ldm/stm peepholes): Ditto.
15840 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
15841 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
15842 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
15843 * config/arm/constraints.md: Enable "k" constraint on ARM.
15845 2008-02-27 Ben Elliston <bje@au.ibm.com>
15847 * config/rs6000/rs6000.c: Annotate cache line size field in all
15848 instances of struct processor_costs.
15850 2008-02-26 David Edelsohn <edelsohn@gnu.org>
15852 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
15853 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
15854 jump_bypass): New counters.
15855 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
15856 * dce.c (gate_ud_dce): Same.
15857 (gate_fast_dce): Same.
15858 * dse.c (gate_dse1): New function.
15859 (gate_dse2): New function.
15860 (gate_dse): Merge results of new gate functions.
15861 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
15862 (gate_handle_jump_bypass): Add dbg_cnt.
15863 (gate_handle_gcse): Add dbg_cnt.
15864 * ifcvt.c (gate_handle_if_conversion): Same.
15865 (gate_handle_if_after_combine): Same.
15866 (gate_handle_if_after_reload): Same.
15867 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
15869 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
15871 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
15873 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
15875 2008-02-26 Jason Merrill <jason@redhat.com>
15878 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
15879 alone if it's the naming decl for the type's main variant.
15881 2008-02-26 Tom Tromey <tromey@redhat.com>
15883 * system.h (USE_MAPPED_LOCATION): Poison.
15884 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
15885 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
15886 (make_goto_expr_edges): Likewise.
15887 (remove_bb): Likewise.
15888 (execute_warn_function_return): Likewise.
15889 * basic-block.h (struct edge_def) <goto_locus>: Change type to
15891 * c-common.c (fname_decl): Remove old location code.
15892 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
15894 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
15896 (ASM_INPUT_SOURCE_LOCATION): Likewise.
15897 (gen_rtx_ASM_INPUT): Likewise.
15898 (gen_rtx_ASM_INPUT_loc): Likewise.
15899 (get_rtx_asm_OPERANDS): Remove.
15900 * cfglayout.c (insn_locators_alloc): Remove old location code.
15901 (set_curr_insn_source_location): Likewise.
15902 (curr_insn_locator): Likewise.
15903 * print-tree.c (print_node): Remove old location code.
15904 * tree-mudflap.c (mf_varname_tree): Remove old location code.
15905 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
15906 * cfgexpand.c (expand_gimple_cond_expr): Don't use
15907 location_from_locus.
15908 (construct_exit_block): Remove old location code.
15909 * emit-rtl.c (force_next_line_note): Remove old location code.
15910 * profile.c (branch_prob): Remove old location code.
15911 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
15912 LOC_LINE): Remove old-location variants.
15913 * langhooks.c (lhd_print_error_function): Remove old location
15915 * configure, config.in: Rebuilt.
15916 * configure.ac (--enable-mapped-location): Remove.
15917 * c-decl.c (c_init_decl_processing): Remove old location code.
15918 (finish_function): Likewise.
15919 * recog.c (decode_asm_operands): Remove old location code.
15920 * c-pch.c (c_common_read_pch): Remove old location code.
15921 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
15923 * gimple-low.c (lower_function_body): Remove old location code.
15924 * toplev.c (unknown_location): Remove.
15925 (push_srcloc): Remove old-location variant.
15926 (process_options): Remove old location code.
15927 (lang_dependent_init): Likewise.
15928 * input.h (UNKNOWN_LOCATION): Move definition.
15929 (location_t): Undeprecate.
15930 (source_locus): Remove.
15931 (location_from_locus): Remove.
15932 (struct location_s): Remove.
15933 Remove all old-location code.
15934 (input_line, input_filename): Remove.
15935 * final.c (final_scan_insn): Remove old location code.
15936 * diagnostic.c (diagnostic_build_prefix): Remove
15937 USE_MAPPED_LOCATION test.
15938 * tree.h (gimple_stmt) <locus>: Now a location_t.
15939 (tree_exp) <locus>: Likewise.
15940 (DECL_IS_BUILTIN): Remove old-location variant.
15941 (annotate_with_file_line, annotate_with_locus): Likewise.
15942 (expr_locus, set_expr_locus): Update.
15943 * tree.c (build1_stat): Remove old location code.
15944 (last_annotated_node): Remove.
15945 (annotate_with_file_line): Remove old-location variant.
15946 (annotate_with_locus): Likewise.
15947 (expr_location): Remove old location code.
15948 (set_expr_location): Likewise.
15949 (expr_has_location): Likewise.
15950 (expr_locus): Likewise.
15951 (set_expr_locus): Likewise.
15952 (expr_filename): Don't use location_from_locus.
15953 (expr_lineno): Likewise.
15954 * rtl-error.c (location_for_asm): Remove old location code.
15955 * c-lex.c (cb_line_change): Remove old location code.
15956 (fe_file_change): Likewise.
15957 (cb_def_pragma): Likewise.
15958 (c_lex_with_flags): Likewise.
15959 * gengtype.c (do_typedef): Don't special-case location types.
15960 (define_location_structures): Remove.
15961 (main): Don't call define_location_structures.
15962 * tree-pretty-print.c (dump_implicit_edges): Remove old location
15965 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15968 * builtins.def (BUILT_IN_STDARG_START): Remove.
15969 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
15970 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
15971 * tree-inline.c (inline_forbidden_p_1): Likewise.
15973 2008-02-26 Richard Guenther <rguenther@suse.de>
15975 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15976 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15977 (lookup_decl_from_uid): Declare.
15978 (remove_decl_from_map): Likewise.
15979 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15980 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15981 (decl_for_uid_map): New global hashtable mapping DECL_UID
15983 (init_ttree): Allocate it.
15984 (insert_decl_to_uid_decl_map): New helper function.
15985 (make_node_stat): Insert new decls into the map.
15986 (copy_node_stat): Likewise.
15987 (lookup_decl_from_uid): New function.
15988 (remove_decl_from_map): Likewise.
15989 (print_decl_for_uid_map_statistics): New helper.
15990 (dump_tree_statistics): Call it.
15992 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15993 (referenced_var_iterator): Adjust.
15994 (FOR_EACH_REFERENCED_VAR): Adjust.
15995 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15996 (num_referenced_vars): Adjust.
15997 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15998 (first_referenced_var): Remove.
15999 (end_referenced_vars_p): Likewise.
16000 (next_referenced_var): Likewise.
16001 (referenced_var_iterator_set): New helper function.
16002 * tree-dfa.c (referenced_var_lookup): Adjust.
16003 (referenced_var_check_and_insert): Likewise.
16004 (remove_referenced_var): Likewise.
16005 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16006 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16007 (verify_call_clobbering): Likewise.
16008 (verify_memory_partitions): Likewise.
16009 (init_tree_ssa): Allocate bitmap instead of hashtable for
16011 (delete_tree_ssa): Adjust.
16012 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16013 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16014 (compute_tag_properties): Likewise.
16015 (set_initial_properties): Likewise.
16016 (find_partition_for): Likewise.
16017 (update_reference_counts): Likewise.
16018 (dump_may_aliases_for): Likewise.
16019 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16020 (add_call_clobber_ops): Likewise.
16021 (add_call_read_ops): Likewise.
16022 (get_asm_expr_operands): Likewise.
16023 * tree-into-ssa.c (dump_decl_set): Likewise.
16024 (update_ssa): Likewise.
16025 * tree-sra.c (scan_function): Likewise.
16026 (decide_instantiations): Likewise.
16027 (scalarize_parms): Likewise.
16028 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16029 (dsa_named_for): Likewise.
16030 * tree-ssa-structalias.c (update_alias_info): Likewise.
16031 (merge_smts_into): Likewise.
16033 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16036 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
16037 * c-opts.c (c_common_handle_option): Wall enables
16038 Wvolatile-register-var.
16039 * common.opt: Move Wvolatile-register-var to...
16042 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16044 * common.opt (Wlarger-than=): New.
16045 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
16047 * opts.c (common_handle_option): Handle -Wlarger-than=.
16048 * optc-gen.awk: Likewise.
16049 * opth-gen.awk: Likewise.
16050 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
16051 * tree-optimize.c (tree_rest_of_compilation): Likewise.
16053 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16055 * c-common.c (match_case_to_enum_1): Add appropriate
16056 OPT_W* parameter to warning.
16057 (c_do_switch_warnings): Likewise.
16058 * c-typeck.c (warning_init): Add one more parameter following
16059 'warning' function.
16060 (push_init_level): Update call to warning_init.
16061 (pop_init_level): Likewise.
16062 (add_pending_init): Likewise.
16063 (output_init_element: Likewise.
16065 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16068 * toplev.c (toplev_main): If there are warnings or error, print
16069 errors for ignored options.
16070 * opts.c (ignored_options): New static variable.
16071 (postpone_unknown_option_error): New.
16072 (print_ignored_options): New.
16073 (handle_option): Postpone errors for unknown -Wno-* options.
16074 * opts.h (print_ignored_options): Declare.
16076 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
16078 * config/mips/mips.md (loadgp_blockage, blockage): Change type
16081 2008-02-25 Richard Guenther <rguenther@suse.de>
16084 2008-02-25 Richard Guenther <rguenther@suse.de>
16086 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16087 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16088 (lookup_decl_from_uid): Declare.
16089 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16090 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16091 (decl_for_uid_map): New global hashtable mapping DECL_UID
16093 (init_ttree): Allocate it.
16094 (insert_decl_to_uid_decl_map): New helper function.
16095 (make_node_stat): Insert new decls into the map.
16096 (copy_node_stat): Likewise.
16097 (lookup_decl_from_uid): New function.
16098 (print_decl_for_uid_map_statistics): New helper.
16099 (dump_tree_statistics): Call it.
16101 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16102 (referenced_var_iterator): Adjust.
16103 (FOR_EACH_REFERENCED_VAR): Adjust.
16104 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16105 (num_referenced_vars): Adjust.
16106 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16107 (first_referenced_var): Remove.
16108 (end_referenced_vars_p): Likewise.
16109 (next_referenced_var): Likewise.
16110 (referenced_var_iterator_set): New helper function.
16111 * tree-dfa.c (referenced_var_lookup): Adjust.
16112 (referenced_var_check_and_insert): Likewise.
16113 (remove_referenced_var): Likewise.
16114 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16115 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16116 (verify_call_clobbering): Likewise.
16117 (verify_memory_partitions): Likewise.
16118 (init_tree_ssa): Allocate bitmap instead of hashtable for
16120 (delete_tree_ssa): Adjust.
16121 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16122 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16123 (compute_tag_properties): Likewise.
16124 (set_initial_properties): Likewise.
16125 (find_partition_for): Likewise.
16126 (update_reference_counts): Likewise.
16127 (dump_may_aliases_for): Likewise.
16128 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16129 (add_call_clobber_ops): Likewise.
16130 (add_call_read_ops): Likewise.
16131 (get_asm_expr_operands): Likewise.
16132 * tree-into-ssa.c (dump_decl_set): Likewise.
16133 (update_ssa): Likewise.
16134 * tree-sra.c (scan_function): Likewise.
16135 (decide_instantiations): Likewise.
16136 (scalarize_parms): Likewise.
16137 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16138 (dsa_named_for): Likewise.
16139 * tree-ssa-structalias.c (update_alias_info): Likewise.
16140 (merge_smts_into): Likewise.
16142 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16145 * doc/invoke.texi (-fcx-limited-range): Document new option.
16146 * toplev.c (process_options): Handle -fcx-fortran-rules.
16147 * common.opt: Add documentation for -fcx-fortran-rules.
16149 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16152 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
16153 actual behaviour and C99.
16155 2008-02-26 Ben Elliston <bje@au.ibm.com>
16157 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
16158 (ASM_CPU_POWER6_SPEC): Likewise.
16159 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
16160 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
16161 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
16163 2008-02-25 Richard Guenther <rguenther@suse.de>
16165 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16166 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16167 (lookup_decl_from_uid): Declare.
16168 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16169 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16170 (decl_for_uid_map): New global hashtable mapping DECL_UID
16172 (init_ttree): Allocate it.
16173 (insert_decl_to_uid_decl_map): New helper function.
16174 (make_node_stat): Insert new decls into the map.
16175 (copy_node_stat): Likewise.
16176 (lookup_decl_from_uid): New function.
16177 (print_decl_for_uid_map_statistics): New helper.
16178 (dump_tree_statistics): Call it.
16180 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16181 (referenced_var_iterator): Adjust.
16182 (FOR_EACH_REFERENCED_VAR): Adjust.
16183 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16184 (num_referenced_vars): Adjust.
16185 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16186 (first_referenced_var): Remove.
16187 (end_referenced_vars_p): Likewise.
16188 (next_referenced_var): Likewise.
16189 (referenced_var_iterator_set): New helper function.
16190 * tree-dfa.c (referenced_var_lookup): Adjust.
16191 (referenced_var_check_and_insert): Likewise.
16192 (remove_referenced_var): Likewise.
16193 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16194 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16195 (verify_call_clobbering): Likewise.
16196 (verify_memory_partitions): Likewise.
16197 (init_tree_ssa): Allocate bitmap instead of hashtable for
16199 (delete_tree_ssa): Adjust.
16200 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16201 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16202 (compute_tag_properties): Likewise.
16203 (set_initial_properties): Likewise.
16204 (find_partition_for): Likewise.
16205 (update_reference_counts): Likewise.
16206 (dump_may_aliases_for): Likewise.
16207 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16208 (add_call_clobber_ops): Likewise.
16209 (add_call_read_ops): Likewise.
16210 (get_asm_expr_operands): Likewise.
16211 * tree-into-ssa.c (dump_decl_set): Likewise.
16212 (update_ssa): Likewise.
16213 * tree-sra.c (scan_function): Likewise.
16214 (decide_instantiations): Likewise.
16215 (scalarize_parms): Likewise.
16216 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16217 (dsa_named_for): Likewise.
16218 * tree-ssa-structalias.c (update_alias_info): Likewise.
16219 (merge_smts_into): Likewise.
16221 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
16224 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
16225 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
16226 * alias.h (nonoverlapping_memrefs_p): Likewise.
16228 2008-02-25 Jan Beulich <jbeulich@novell.com>
16230 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
16231 * config/i386/netware-libgcc.exp: Add __bswap?i2,
16232 __emultls_get_address, __emultls_register_common,
16233 __floatundi?f, and _Unwind_GetIPInfo.
16234 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
16235 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
16236 (gen_regparm_prefix): Likewise.
16237 (i386_nlm_encode_section_info): Sync with
16238 config/i386/winnt.c:i386_pe_encode_section_info().
16239 (i386_nlm_maybe_mangle_decl_assembler_name): New.
16240 i386_nlm_mangle_decl_assembler_name): New.
16241 (netware_override_options): New.
16242 * config/i386/netware.h (netware_override_options): Declare.
16243 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
16244 (i386_nlm_mangle_decl_assembler_name): Declare.
16245 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
16247 2008-02-25 Ben Elliston <bje@au.ibm.com>
16250 * c-decl.c (grokdeclarator): Remove unused local variables
16251 `typedef_type' and `type_as_written'.
16253 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
16254 unused local variable `has_hot_blocks'.
16255 (fix_crossing_conditional_branches): Remove unused local variable
16258 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
16260 PR middle-end/19984
16261 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
16262 using DEF_C99_BUILTIN.
16263 (BUILT_IN_NANF): Ditto.
16264 (BUILT_IN_NANL): Ditto.
16266 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
16267 Revital Eres <eres@il.ibm.com>
16269 * modulo-sched.c (calculate_must_precede_follow): Address TODO
16270 regarding the order of two dependent insns in the same row.
16272 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
16274 * stor-layout.c (layout_decl): Do not bump the alignment of a
16275 bit-field to more than byte alignment if it is packed.
16277 2008-02-24 David Edelsohn <edelsohn@gnu.org>
16279 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
16282 2008-02-24 Diego Novillo <dnovillo@google.com>
16284 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
16287 * tree-vrp.c (vrp_evaluate_conditional): With
16288 -Wtype-limits, emit a warning when comparing against a
16289 constant outside the natural range of OP0's type.
16290 * c.opt (Wtype-limits): Move ...
16291 * common.opt (Wtype-limits): ... here.
16293 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
16295 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
16296 * config/rs6000/e300c2c3.md: New file.
16297 * config/rs6000/rs6000.c (processor_costs): Add new costs for
16299 (rs6000_override_options): Add e300c2 and e300c3 cases to
16300 processor_target_table. Do not allow usage of Altivec or Spe
16301 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
16302 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
16303 * config/rs6000/rs6000.h (processor_type): Add
16304 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
16305 (ASM_CPU_SPEC): Add e300c2 and e300c3.
16306 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
16307 and ppce300c3. Include e300c2c3.md.
16309 2008-02-23 David Edelsohn <edelsohn@gnu.org>
16311 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
16312 instead of TARGET_STRICT_ALIGN.
16314 2008-02-23 Joseph Myers <joseph@codesourcery.com>
16316 * explow.c (memory_address): Assert that the generated address is
16319 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16322 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
16323 * config/darwin-ppc-ldouble-patch.def: New file.
16324 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
16325 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
16326 SUBTARGET_INIT_BUILTINS if defined.
16327 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
16330 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
16333 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
16334 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
16336 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
16339 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
16340 file" warning condtional on -Winvalid-PCH.
16342 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
16344 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
16346 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
16350 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
16351 prevent reload from using MMX registers.
16352 (*mov<mode>_internal): Ditto.
16353 (*movv2sf_internal_rex64): Ditto.
16354 (*movv2sf_internal): Ditto.
16356 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16358 PR documentation/31569
16359 * doc/install.texi2html: Use makeinfo --no-number-sections.
16361 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16363 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
16364 ensure that we can address an entire entity > 8 bytes. Don't
16365 generate reg+reg addressing for such data.
16367 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16369 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
16370 strings when optimizing for size, unless the target cares about
16373 2008-02-22 Tom Tromey <tromey@redhat.com>
16375 * regclass.c (current_pass): Remove declaration.
16377 2008-02-22 Anatoly Sokolov <aesok@post.ru>
16379 * config/avr/libgcc.S (__RAMPZ__): Define.
16380 (__do_copy_data): Add for devices with 128KB code memory.
16382 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16384 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16386 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
16388 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
16390 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
16393 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16396 * c-typeck.c (build_binary_op): Warn about floating point
16397 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
16399 2008-02-21 Janis Johnson <janis187@us.ibm.com>
16402 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
16403 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
16405 (rs6000_override_options): Set altivec_abi as default, not override,
16406 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
16407 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
16408 is used; use new member spe_abi.
16409 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
16410 spe_abi and altivec_abi.
16412 2008-02-22 Tomas Bily <tbily@suse.cz>
16414 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
16416 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16419 * config.build (build_file_translate): Set to `CMD //c' only if
16421 * Makefile.in (build_file_translate): Improve comment.
16423 2008-02-21 Jan Hubicka <jh@suse.cz>
16425 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
16426 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
16427 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
16429 2008-02-21 Michael Matz <matz@suse.de>
16432 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
16434 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
16436 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
16437 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
16438 as insn constraint.
16439 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
16440 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
16441 SSE_VEC_FLOAT_MODE_P as insn constraint.
16442 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
16443 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
16444 sse4a_movntdf using MODEF mode iterator.
16445 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
16446 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
16447 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
16448 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
16449 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
16450 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
16451 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
16453 2008-02-21 Richard Guenther <rguenther@suse.de>
16455 * tree.def (PAREN_EXPR): New tree code.
16456 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
16458 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
16459 * expr.c (expand_expr_real_1): Likewise.
16460 * tree-inline.c (estimate_num_insns_1): Likewise.
16461 * tree-complex.c (expand_complex_move): Likewise.
16462 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
16465 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16468 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
16470 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16473 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
16475 * config/sh/sh.c (find_barrier): Don't go past
16476 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
16478 2008-02-20 DJ Delorie <dj@redhat.com>
16480 * config/h8300/h8300.md (insv): Force source operand to be a register.
16482 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
16483 as a jump, not as a plain insn.
16485 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
16487 * doc/invoke.texi (Warning Options): Add new option
16488 -Wframe-larger-than=.
16489 (-Wframe-larger-than): Document.
16491 * flags.h (warn_frame_larger_than, frame_larger_than_size):
16492 Add declarations for new option variables.
16494 * final.c (final_start_function): Check the frame size
16495 before emission and issue a Wframe-larger-than warning.
16497 * opts.c (warn_frame_larger_than, frame_larger_than_size):
16498 Add definitions for new option variables.
16499 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
16501 * common.opt (Wframe-larger-than=): New option.
16503 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16505 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
16506 (<sse>_div<mode>3): Ditto.
16507 (<sse>_vmdiv<mode>3): Ditto.
16508 (<sse>_vmsqrt<mode>2): Ditto.
16509 (*smax<mode>3): Ditto.
16510 (sse5_frcz<mode>2): Ditto.
16511 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
16512 as insn constraint.
16514 2008-02-20 Richard Guenther <rguenther@suse.de>
16516 PR middle-end/35265
16517 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
16518 be happy with INTEGRAL_TYPE_P.
16520 2008-02-20 Richard Guenther <rguenther@suse.de>
16522 * fold-const.c (split_tree): Associate floatig-point expressions
16523 if flag_associative_math is set.
16525 2008-02-20 Richard Guenther <rguenther@suse.de>
16527 * tree.h (fold_real_zero_addition_p): Declare.
16528 * fold-const.c (fold_real_zero_addition_p): Export.
16529 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
16530 floating-point operations with zero and one.
16532 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
16534 * doc/install.texi: Correct references to CFLAGS, replacing them
16535 with BOOT_CFLAGS. Document flags used during bootstrap for
16538 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16540 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
16541 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
16542 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
16544 (smin<mode>3): Ditto from similar patterns.
16545 (smax<mode>3): Ditto.
16546 (*ieee_smin<mode>3): Ditto.
16547 (*ieee_smax<mode>3): Ditto.
16548 * config/i386/sse.md (sse): New mode attribute.
16549 (mov<mode>): Macroize expander from movv4sf and movv2df using
16550 SSEMODEF2P mode iterator.
16551 (<sse>_movnt<mode>): Ditto from similar patterns. Use
16552 SSE_VEC_FLOAT_MODE_P as insn constraint.
16553 (storent<mode>): Ditto.
16554 (storent<mode>): Macroize expander from storentsf and storentdf using
16555 MODEF mode iterator.
16556 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
16557 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
16558 (abs<mode>2): Ditto from similar patterns.
16559 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
16560 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
16561 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
16562 (<sse>_vmsqrt<mode>2): Ditto.
16563 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
16564 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
16565 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
16566 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
16567 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
16568 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
16569 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
16571 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
16572 iterator and SSE_FLOAT_MODE_P as insn constraint.
16573 (<sse>_ucomi): Ditto from similar patterns.
16574 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
16575 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
16576 SSE_VEC_FLOAT_MODE_P as insn constraint.
16577 (vcond<mode>): Ditto from similar patterns.
16578 (and<mode>3, *and<mode>3): Ditto.
16579 (<sse>_nand<mode>3): Ditto.
16580 (ior<mode>3, *ior<mode>3): Ditto.
16581 (xor<mode>3, *xor<mode>3): Ditto.
16582 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
16583 iterator and SSE_FLOAT_MODE_P as insn constraint.
16584 (*nand<mode>3): Ditto from similar patterns.
16585 (*ior<mode>3): Ditto.
16586 (*xor<mode>3): Ditto.
16588 2008-02-20 Ira Rosen <irar@il.ibm.com>
16590 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
16591 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
16592 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
16594 2008-02-19 Jan Hubicka <jh@suse.cz>
16596 * predict.c (tree_bb_level_predictions): Remove variable next
16597 mistakely introduced by previous commit.
16599 2008-02-19 Jan Hubicka <jh@suse.cz>
16601 * predict.c (predict_paths_leading_to): Rewrite.
16602 (predict_paths_for_bb): New.
16603 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
16605 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16608 * Makefile.in (build_file_translate): New.
16609 (gcc-vers.texi): Use it for translating $(abs_srcdir).
16610 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
16611 * configure.ac (build_file_translate): Substitute it.
16612 * configure: Regenerate.
16614 2008-02-19 Jan Hubicka <jh@suse.cz>
16616 PR rtl-optimization/34408
16617 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
16620 2008-02-19 Jan Hubicka <jh@suse.cz>
16622 PR middle-end/28779
16623 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
16626 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
16629 * config/i386/i386-modes.def: Revert the last DI alignment
16630 change until Ada people can look into it.
16632 2008-02-19 Nick Clifton <nickc@redhat.com>
16634 * opts.c (print_specific_help): Fix typo in --help text.
16636 2008-02-19 Jakub Jelinek <jakub@redhat.com>
16639 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
16640 32-bit inline asm without asm alternatives for host GCC < 3.0.
16642 2008-02-19 Richard Guenther <rguenther@suse.de>
16644 PR tree-optimization/34989
16645 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
16646 Allow propagation to INDIRECT_REF if we can simplify only.
16648 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16650 * c-common.c (warn_for_collisions_1): Use appropriate option when
16653 2008-02-19 Nick Clifton <nickc@redhat.com>
16656 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
16657 (handle_options): Fix indentation.
16658 (print_filtered_help): If no language-specific options were
16659 displayed tell the user how to list all the options supported by
16660 the language's front-end.
16661 (print_specific_help): Fix indentation and remove duplicate line.
16662 (common_handle_option): Handle the -v option.
16663 For --help enable the display of undocumented options if the -v
16664 switch has been included on the command line.
16665 For --help= check for overlaps in the arguments between the option
16666 classes and the language names and issue a warning when they
16667 cannot be disambiguated.
16668 * c.opt (v): Pass on to the common option handler.
16670 2008-02-19 Revital Eres <eres@il.ibm.com>
16672 * modulo-sched.c (sms_schedule): Change dump message when
16673 create_ddg function fails.
16674 (try_scheduling_node_in_cycle): Rename row to cycle.
16675 (print_partial_schedule): Rename CYCLE to ROW.
16677 2008-02-19 Christian Bruel <christian.bruel@st.com>
16678 Zdenek Dvorak <ook@ucw.cz>
16680 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
16682 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
16685 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
16686 (*x86_movdicc_0_m1_se): Ditto.
16688 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
16690 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
16691 (CMPtype): Define as __gcc_CMPtype.
16692 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
16693 (CMPtype): Define as __gcc_CMPtype.
16695 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
16697 Support valgrind 3.3 for --enable-checking=valgrind.
16698 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
16700 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
16701 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
16702 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
16703 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
16704 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
16705 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
16706 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
16708 * ggc-zone.c: Similar.
16709 * ggc-page.c: Similar.
16711 2008-02-19 Paul Brook <paul@codesourcery.com>
16714 * config/arm/ieee754-df.S: Fix do_it typo.
16715 * config/arm/ieee754-sf.S: Fix do_it typo.
16717 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
16720 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
16721 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
16722 (OPTION_MASK_ISA_SSE_SET): Likewise.
16723 (OPTION_MASK_ISA_SSE2_SET): Likewise.
16724 (OPTION_MASK_ISA_SSE3_SET): Likewise.
16725 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
16726 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
16727 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
16728 (OPTION_MASK_ISA_SSE4_SET): Likewise.
16729 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
16730 (OPTION_MASK_ISA_SSE5_SET): Likewise.
16731 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
16732 (OPTION_MASK_ISA_MMX_UNSET): Updated.
16733 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
16734 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16735 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16736 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16737 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16738 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16739 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16740 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
16741 (OPTION_MASK_ISA_SSE4): Removed.
16742 (ix86_handle_option): Turn on bits in ix86_isa_flags and
16743 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
16744 (override_options): Don't turn on implied SSE/MMX bits in
16747 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
16749 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
16752 2008-02-18 Joey Ye <joey.ye@intel.com>
16754 PR middle-end/34921
16755 * tree-nested.c (insert_field_into_struct): Set type alignment
16756 to field alignment if the former is less than the latter.
16758 2008-02-18 Jakub Jelinek <jakub@redhat.com>
16760 * BASE-VER: Set to 4.4.0.
16762 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16764 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
16765 * doc/cfg.texi: Likewise.
16766 * doc/extend.texi: Likewise.
16767 * doc/gty.texi: Likewise.
16768 * doc/invoke.texi: Likewise.
16769 * doc/loop.texi: Likewise.
16770 * doc/md.texi: Likewise.
16771 * doc/passes.texi: Likewise.
16772 * doc/rtl.texi: Likewise.
16773 * doc/sourcebuild.texi: Likewise.
16774 * doc/tm.texi: Likewise.
16775 * doc/tree-ssa.texi: Likewise.
16777 2008-02-17 Richard Guenther <rguenther@suse.de>
16779 PR middle-end/35227
16780 * tree-complex.c (init_parameter_lattice_values): Handle parameters
16781 without default definition.
16783 2008-02-17 Richard Guenther <rguenther@suse.de>
16785 PR tree-optimization/35231
16786 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
16789 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
16792 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16793 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
16794 libgcc_cmp_return mode.
16796 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16799 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
16801 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
16803 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
16806 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16808 * doc/c-tree.texi: Use `@.' where appropriate.
16809 * doc/extend.texi: Likewise.
16810 * doc/install.texi: Likewise.
16811 * doc/invoke.texi: Likewise.
16812 * doc/loop.texi: Likewise.
16813 * doc/makefile.texi: Likewise.
16814 * doc/md.texi: Likewise.
16815 * doc/passes.texi: Likewise.
16816 * doc/standards.texi: Likewise.
16817 * doc/tm.texi: Likewise.
16819 2008-02-15 Jakub Jelinek <jakub@redhat.com>
16821 PR middle-end/35196
16822 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
16824 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
16825 rather than in entry_bb.
16827 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16829 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
16830 libgcc_cmp_return mode.
16832 2008-02-15 Jakub Jelinek <jakub@redhat.com>
16834 PR middle-end/35130
16835 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
16836 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
16838 2008-02-15 Richard Guenther <rguenther@suse.de>
16839 Zdenek Dvorak <ook@ucw.cz>
16841 PR tree-optimization/35164
16842 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
16843 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
16844 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
16845 Only propagate addresses which do not have abnormal SSA_NAMEs
16848 2008-02-15 Joseph Myers <joseph@codesourcery.com>
16851 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
16853 2008-02-15 Jan Hubicka <jh@suse.cz>
16855 PR middle-end/35149
16856 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
16858 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16860 PR middle-end/34621
16861 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
16862 when calculating alignment_pad.
16864 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16866 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
16867 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
16868 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
16869 and STACK_BOUNDARY define.
16871 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
16873 PR preprocessor/35061
16874 * c-pragma.c (handle_pragma_pop_macro): Check that
16875 pushed_macro_table has been allocated.
16877 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
16879 PR middle-end/35136
16880 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
16881 (force_gimple_operand): Likewise.
16882 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
16883 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
16884 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
16885 (find_interesting_uses_address): Check addressability and alignment
16886 of the base expression only after substituting bases of IVs into it.
16888 2008-02-14 Michael Matz <matz@suse.de>
16891 * function.c (instantiate_virtual_regs_in_insn): Reload address
16892 before falling back to reloading the whole operand.
16894 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
16896 * config/s390/s390.c (s390_mainpool_start): Emit the pool
16897 before the first section switch note.
16899 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16901 * doc/bugreport.texi: Update copyright years.
16902 * doc/c-tree.texi: Likewise.
16903 * doc/cfg.texi: Likewise.
16904 * doc/cpp.texi: Likewise.
16905 * doc/cppinternals.texi: Likewise.
16906 * doc/fragments.texi: Likewise.
16907 * doc/frontends.texi: Likewise.
16908 * doc/gcc.texi: Likewise.
16909 * doc/gty.texi: Likewise.
16910 * doc/hostconfig.texi: Likewise.
16911 * doc/implement-c.texi: Likewise.
16912 * doc/libgcc.texi: Likewise.
16913 * doc/loop.texi: Likewise.
16914 * doc/makefile.texi: Likewise.
16915 * doc/options.texi: Likewise.
16916 * doc/passes.texi: Likewise.
16917 * doc/rtl.texi: Likewise.
16918 * doc/sourcebuild.texi: Likewise.
16919 * doc/standards.texi: Likewise.
16920 * doc/tree-ssa.texi: Likewise.
16921 * doc/trouble.texi: Likewise.
16923 * doc/extend.texi: Use @: or add comma where appropriate.
16924 * doc/invoke.texi: Likewise.
16925 * doc/tm.texi: Likewise.
16927 2008-02-14 Alan Modra <amodra@bigpond.net.au>
16930 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
16933 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
16935 * doc/md.texi (clz, ctz): Add reference.
16936 * doc/rtl.texi (clz, ctz): Likewise.
16938 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16941 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
16944 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
16946 * config/s390/s390.c (struct constant_pool): New field
16947 emit_pool_after added.
16948 (s390_mainpool_start): Set the emit_pool_after flag according
16949 to the section switch notes.
16950 (s390_mainpool_finish): Consider emit_pool_after when emitting
16951 the literal pool at the end of the function.
16952 (s390_chunkify_start): Force literal pool splits at section
16955 2008-02-13 Michael Matz <matz@suse.de>
16958 * var-tracking.c (clobber_variable_part): Correctly traverse the
16961 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16964 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
16965 Add -fdump-ipa-inline.
16966 * tree-dump.c (dump_files): Remove tree-inlined dump.
16967 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
16969 2008-02-12 Richard Guenther <rguenther@suse.de>
16971 PR tree-optimization/35171
16972 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
16975 2008-02-12 Richard Guenther <rguenther@suse.de>
16977 PR middle-end/35163
16978 * fold-const.c (fold_widened_comparison): Use get_unwidened in
16979 value-preserving mode. Disallow final truncation.
16981 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
16983 PR middle-end/35136
16984 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
16985 code from here to...
16986 (force_gimple_operand): ...here.
16988 2008-02-12 Jakub Jelinek <jakub@redhat.com>
16991 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
16992 non-compatible pointers.
16993 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
16994 different FIELD_DECLs, try harder by comparing field offsets, sizes
16997 PR inline-asm/35160
16998 * function.c (match_asm_constraints_1): Don't replace the same input
17001 2008-02-12 Anatoly Sokolov <aesok@post.ru>
17003 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
17004 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
17005 (expand_epilogue): Restore RAMPZ register.
17006 * config/avr/avr.md (RAMPZ_ADDR): New constant.
17008 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
17010 * config/i386/cygwin.asm: (__alloca): Correct calling
17011 convention and alignment.
17012 (__chkstk): Force 8 byte stack alignment.
17014 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
17015 Richard Guenther <rguenther@suse.de>
17017 PR tree-optimization/33992
17018 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
17019 the zero we compare against.
17021 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
17023 PR libfortran/35063
17024 * gthr-win32.h (__gthread_mutex_destroy_function): New function
17025 to CloseHandle after unlocking to prevent accumulation of handle
17028 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17030 PR middle_end/34150
17031 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
17032 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
17033 and update LABEL_NUSES during and after reload.
17035 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
17037 PR middle-end/34627
17038 * combine.c (simplify_if_then_else): Make sure the comparison is
17039 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
17041 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
17044 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
17045 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
17046 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
17047 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
17048 * tree.h (get_type_static_bounds): Likewise.
17050 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17052 * doc/invoke.texi (Option Summary, C++ Dialect Options)
17053 (Objective-C and Objective-C++ Dialect Options, Warning Options):
17054 Make -Wfoo language annotations match what the compiler outputs.
17056 2008-02-08 Sa Liu <saliu@de.ibm.com>
17058 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
17059 intrinsics spu_convts, spu_convtu, spu_convtf.
17061 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
17063 * doc/extend.texi (Function Attributes) <noinline>: Mention
17064 asm ("") as method to keep calls.
17066 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17069 * doc/options.texi (Options): Replace references to opts.sh with
17071 * opts-common.c: Likewise.
17072 * optc-gen.awk: Likewise.
17074 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
17076 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
17078 2008-02-07 Richard Henderson <rth@redhat.com>
17081 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
17082 EXPR_LIST for the REG_EQUAL instead of a comparison with a
17085 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
17087 PR tree-optimization/35085
17088 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
17089 for operand entry oe2 in addition to operand entry oe3 in order to
17090 expose more opportunities for vectorizer sum reduction.
17092 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17095 * Makefile.in (LIBS): Remove $(GMPLIBS).
17096 (cc1-dummy, cc1): Add $(GMPLIBS).
17098 2008-02-06 Jan Hubicka <jh@suse.cz>
17101 * i386.md (moddf_integer): Do not produce partial memory stalls for
17102 targets where it hurts.
17104 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
17107 * optabs.c (expand_float): Do not check for decimal modes when
17108 expanding unsigned integer through signed conversion.
17110 2008-02-06 Nick Clifton <nickc@redhat.com>
17112 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
17113 inside the clobber with a match_operand and duplicated operand
17114 number in the constraint.
17115 (ineqbranchsi): Delete redundant comment.
17117 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
17119 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
17120 builtin_define ("__USE_INIT_FINI__").
17121 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
17123 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
17125 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17127 PR documentation/30330
17128 * doc/invoke.texi (C++ Dialect Options)
17129 (Objective-C and Objective-C++ Dialect Options, Warning Options):
17130 For each warning option -Wfoo that allows -Wno-foo, ensure both
17131 -Wfoo and -Wno-foo are listed in the option index. Fix index
17132 entry of -Wswitch-default, index -Wnormalized= including the
17133 `=', and -Wlarger-than-@var{len} including @var{len}.
17135 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
17137 * config/i386/i386.md (floatunssisf2): Use
17138 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
17139 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
17140 Macroize expander using MODEF mode iterator.
17142 2008-02-05 Diego Novillo <dnovillo@google.com>
17144 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
17147 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
17149 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17152 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
17154 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
17157 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
17158 to indicate if a message should be generated.
17159 (init_cumulative_args): Updated.
17160 (function_value_32): Likewise.
17162 2008-02-05 Joseph Myers <joseph@codesourcery.com>
17164 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
17166 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
17169 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
17170 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
17172 2008-02-04 Diego Novillo <dnovillo@google.com>
17174 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
17177 * tree-vrp.c (vrp_evaluate_conditional): With
17178 -Wtype-limits, emit a warning when comparing against a
17179 constant outside the natural range of OP0's type.
17181 2008-02-04 Richard Guenther <rguenther@suse.de>
17183 PR middle-end/33631
17184 * expr.c (count_type_elements): Give for unions instead of
17187 2008-02-04 Richard Guenther <rguenther@suse.de>
17189 PR middle-end/35043
17190 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
17191 to TYPE_DOMAINs base type instead of using bitsizetype here.
17193 2008-02-03 Jason Merrill <jason@redhat.com>
17195 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
17197 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17200 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
17201 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
17202 (RS/6000 and PowerPC Options): Fix typos and markup.
17203 * doc/passes.texi (Tree-SSA passes): Likewise.
17205 2008-02-02 Michael Matz <matz@suse.de>
17208 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
17209 from record_last_reg_set_info.
17210 (record_last_reg_set_info): Take an RTX argument, iterate over all
17211 constituent hardregs.
17212 (record_last_set_info, record_opr_changes): Change calls to
17213 new signature or to record_last_reg_set_info_regno.
17215 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
17217 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
17219 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
17221 PR rtl-optimization/34773
17222 * reg-notes.def (EQUAL): Mention significance of combination of
17223 REG_EQUAL and REG_RETVAL.
17224 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
17225 insn that has a REG_RETVAL.
17227 2008-02-01 Roger Sayle <roger@eyesopen.com>
17230 * configure.ac (--enable-fixed-point): Disable unless explicitly
17232 * configure: Regenerate.
17234 2008-02-01 Richard Guenther <rguenther@suse.de>
17237 * invoke.texi (-finline-limit): Remove no longer true parts
17238 of the documentation. Note that there is no default value.
17240 2008-02-01 Andrew Pinski <pinskia@gmail.com>
17241 Mark Mitchell <mark@codesourcery.com>
17242 Ben Elliston <bje@au.ibm.com>
17245 * doc/extend.texi (Other Builtins): Document.
17247 2008-01-31 Tom Browder <tom.browder@gmail.com>
17249 * doc/c-tree.texi (Types): Fix grammar.
17250 (Expression trees): Ditto.
17251 * doc/passes.texi (Tree-SSA passes): Ditto.
17253 * doc/configterms.texi (Configure Terms): Fix typo.
17254 * doc/cpp.texi (Common Predefined Macros): Ditto.
17255 * doc/md.texi (Machine Constraints): Ditto.
17257 * doc/makefile.texi (Makefile): Add comma.
17259 2008-01-31 Tom Browder <tom.browder@gmail.com>
17260 Gerald Pfeifer <gerald@pfeifer.com>
17262 * doc/sourcebuild.texi (Front End): Remove references to CVS
17263 and CVSROOT/modules.
17264 (Texinfo Manuals): Replace reference to CVS by one to SVN.
17265 (Back End): Remove reference to CVS.
17267 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
17270 * config/mips/mips.c (gen_load_const_gp): New function, taking a
17272 (mips16_gp_pseudo_reg): ...here.
17273 * config/mips/mips.md (load_const_gp): Replace with...
17274 (load_const_gp_<mode>): ...this :P-based insn.
17276 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17278 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
17279 options. Minor fixes.
17280 (-std): Move reference to standards closer to where language
17281 standards are first mentioned.
17283 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
17285 PR rtl-optimization/34995
17286 * reload.c (alternative_allows_const_pool_ref): Take an rtx
17287 parameter and return a bool. If the rtx parameter is nonnull,
17288 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
17289 (find_reloads): Update call accordingly. Pass the new operand
17290 if it needed no address reloads, otherwise pass null.
17292 2008-01-30 Richard Henderson <rth@redhat.com>
17295 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
17296 for unbounded arrays.
17298 2008-01-30 Silvius Rus <rus@google.com>
17300 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
17302 2008-01-30 Jan Hubicka <jh@suse.cz>
17305 * i386.c (init_cumulative_args): Use real function declaration when
17308 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
17310 PR rtl-optimization/34998
17311 * global.c (build_insn_chain): Treat non-subreg_lowpart
17312 SUBREGs of pseudos as clobbering all the words covered by the
17313 SUBREG, not just all the bytes.
17314 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
17315 original df_ref rather than an extract parameter.
17316 (global_conflicts): Update call accordingly.
17318 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
17320 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
17321 the overflow check to make it easier to read.
17322 (__fixtfdi): Change the type of the ll member in union
17323 long_double to UDItype_x.
17325 2008-01-30 Jakub Jelinek <jakub@redhat.com>
17327 PR middle-end/34969
17328 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
17329 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
17330 * tree-inline.c (fold_marked_statements): Call
17331 cgraph_update_edges_for_call_stmt if folding a call statement.
17332 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
17333 debug_generic_stmt calls, reset it back afterwards.
17336 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
17338 * c-typeck.c (build_external_ref): Don't pedwarn about
17339 static vars in current function's scope.
17341 2008-01-29 Joseph Myers <joseph@codesourcery.com>
17343 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
17345 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
17348 * ipa-struct-reorg.c: Fix spelling.
17349 * params.def: Ditto.
17351 2008-01-29 Richard Guenther <rguenther@suse.de>
17353 PR middle-end/35006
17354 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
17356 * tree-inline.c (remap_type): Increment remapping_type_depth
17357 around remapping types.
17358 (copy_body_r): Only add referenced variables if they are referenced
17359 from code, not types.
17361 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
17372 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
17373 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
17375 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
17378 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
17379 pointer for tiny stack.
17381 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17383 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
17385 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17387 * config/vx-common.h: Fix typo in comment.
17389 2008-01-28 Ian Lance Taylor <iant@google.com>
17393 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
17394 coalesce pointers if they have different DECL_NO_TBAA_P values.
17395 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
17396 between variables with different DECL_NO_TBAA_P values.
17398 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
17401 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
17402 are not legitimate small data references on SPE targets.
17404 2008-01-28 David Daney <ddaney@avtrex.com>
17406 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
17408 2008-01-28 David Daney <ddaney@avtrex.com>
17410 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
17412 2008-01-27 Joseph Myers <joseph@codesourcery.com>
17414 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
17415 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
17416 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
17417 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
17418 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
17419 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
17420 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
17421 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
17423 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17425 * basic-block.h (condjump_equiv_p): Fix comment.
17427 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17429 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
17430 print_generic_stmt_indented): Fix comment.
17432 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17434 * configure.ac (__stack_chk_fail): Add detecion for availability
17435 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
17436 * configure: Regenerate.
17438 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
17440 PR middle-end/34688
17441 * final.c (output_addr_const): Handle TRUNCATE.
17443 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
17446 * tree-ssa-loop-ivopts.c (comp_cost): New type.
17447 (zero_cost, infinite_cost): New constants.
17448 (struct cost_pair): Change type of cost to comp_cost.
17449 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
17450 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
17452 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
17453 split_address_cost, ptr_difference_cost, difference_cost,
17454 get_computation_cost_at, get_computation_cost,
17455 determine_use_iv_cost_generic, determine_use_iv_cost_address,
17456 determine_use_iv_cost_condition, determine_use_iv_costs,
17457 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
17458 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
17459 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
17460 Change type of cost to comp_cost.
17461 (determine_iv_cost): Increase cost of non-original ivs, instead
17462 of decreasing the cost of original ones.
17463 (get_address_cost): Indicate the complexity of the addressing mode
17465 (try_add_cand_for): Prefer using ivs not specific to some object.
17466 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
17468 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
17469 Janis Johnson <janis187@us.ibm.com>
17472 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
17473 (TARGET_INSTANTIATE_DECLS): Likewise.
17474 * target.h (expand_to_rtl_hook): New target hook.
17475 (instantiate_decls): Likewise.
17476 * function.c (instantiate_decl): Make non-static. Rename to...
17477 (instantiate_decl_rtl): ... this.
17478 (instantiate_expr): Use instantiate_decl_rtl.
17479 (instantiate_decls_1): Likewise.
17480 (instantiate_decls): Likewise.
17481 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
17482 * function.h (instantiate_decl_rtl): Add prototype.
17483 * cfgexpand.c (target.h): New include.
17484 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
17485 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
17486 (TARGET_INSTANTIATE_DECLS): Likewise.
17487 (TARGET_INITIALIZER): New target hooks added.
17488 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
17490 * config/rs6000/rs6000.c (tree-flow.h): New include.
17491 (machine_function): Add sdmode_stack_slot field.
17492 (rs6000_alloc_sdmode_stack_slot): New function.
17493 (rs6000_instantiate_decls): Likewise.
17494 (rs6000_secondary_memory_needed_rtx): Likewise.
17495 (rs6000_check_sdmode): Likewise.
17496 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
17497 (TARGET_INSTANTIATE_DECLS): Likewise.
17498 (rs6000_hard_regno_mode_ok): Allow SDmode.
17499 (num_insns_constant): Likewise. Handle _Decimal32 constants.
17500 (rs6000_emit_move): Handle SDmode.
17501 (function_arg_advance): Likewise.
17502 (function_arg): Likewise.
17503 (rs6000_gimplify_va_arg): Likewise. Add special handling of
17504 SDmode var args for 32-bit compiles.
17505 (rs6000_secondary_reload_class): Handle SDmode.
17506 (rs6000_output_function_epilogue): Likewise.
17507 (rs6000_function_value): Simplify if statement.
17508 (rs6000_libcall_value): Likewise.
17509 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
17510 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
17511 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
17512 (movsd_hardfloat): New define_insn.
17513 (movsd_softfloat): Likewise.
17514 (movsd_store): Likewise.
17515 (movsd_load): Likewise.
17516 (extendsddd2): Likewise.
17517 (extendsdtd2): Likewise.
17518 (truncddsd2): Likewise.
17519 (movdd_hardfloat64): Fixup comment.
17520 (UNSPEC_MOVSD_LOAD): New constant.
17521 (UNSPEC_MOVSD_STORE): Likewise.
17523 2008-01-26 Jakub Jelinek <jakub@redhat.com>
17526 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
17528 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
17529 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
17530 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
17531 and TRUTH_XOR_EXPR.
17533 2008-01-26 David Edelsohn <edelsohn@gnu.org>
17536 * config.gcc: Separate AIX 5.3 from AIX 6.1.
17537 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17538 __LONGDOUBLE128 too.
17539 * config/rs6000/aix61.h: New file.
17541 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17543 PR rtl-optimization/34959
17544 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
17545 popcount and parity rtxes the same mode as their operand.
17546 Truncate or extend the result to the return value's mode
17549 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17552 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
17553 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
17554 to GOT_VERSION_REGNUM.
17555 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
17556 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
17557 * config/mips/mips.c (mips_emit_call_insn): New function.
17558 (mips_call_tls_get_addr): Call mips_expand_call directly.
17559 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
17561 (mips16_build_call_stub): Likewise. Return the call insn or null.
17562 (mips_expand_call): Update the call to mips16_build_call_stub
17563 accordingly and a remove redundant condition. Assert that MIPS16
17564 stubs do not use lazy binding. Use mips_emit_call_insn and return
17566 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
17568 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
17569 (mips_avoid_hazard): Remove hazard_set handling.
17570 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
17571 (UNSPEC_RESTORE_GP): ...this.
17572 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
17573 (FAKE_CALL_REGNO): Rename to...
17574 (GOT_VERSION_REGNUM): ...this.
17575 (type): Add "ghost" value. Add an associated insn reservation.
17576 (hazard_set): Remove.
17577 (exception_receiver): Rename to...
17578 (restore_gp): ...this and update the unspec identifier accordingly.
17579 (exception_receiver, nonlocal_got_receiver): New expanders.
17580 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
17581 FAKE_CALL_REGNO. Remove hazard_set attribute.
17582 (set_got_version, update_got_version): New patterns.
17584 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
17587 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
17589 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17592 * doc/install.texi2html: Generate gcc-vers.texi.
17594 2008-01-25 DJ Delorie <dj@redhat.com>
17596 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
17598 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17600 * config/c4x: Remove directory.
17601 * config.gcc (crx-*, mt-*): Mark obsolete.
17602 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
17603 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
17604 sh-*-rtemscoff*): Remove cases.
17605 * defaults.h (C4X_FLOAT_FORMAT): Remove.
17606 * real.c (encode_c4x_single, decode_c4x_single,
17607 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
17608 c4x_extended_format): Remove.
17609 * real.h (c4x_single_format, c4x_extended_format): Remove.
17610 * doc/extend.texi (interrupt, naked): Remove mention of attributes
17612 (Pragmas): Remove comment about c4x pragmas.
17613 * doc/install.texi (c4x): Remove target-specific instructions.
17614 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
17615 * doc/md.texi (Machine Constraints): Remove C4x documentation.
17616 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
17617 refer to C4x source files as examples.
17618 (C4X_FLOAT_FORMAT): Remove documentation.
17620 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
17622 * config/bfin/bfin.c (override_options): Reorder tests so that
17623 flag_pic gets enabled for -msep-data.
17625 2008-01-25 Richard Guenther <rguenther@suse.de>
17627 PR middle-end/32244
17628 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
17629 to its bitfield precision if required.
17631 2008-01-25 Jakub Jelinek <jakub@redhat.com>
17633 PR middle-end/33880
17634 * tree-nested.c (walk_omp_for): New function.
17635 (convert_nonlocal_reference, convert_local_reference): Call
17636 walk_omp_for on OMP_FOR.
17637 (convert_call_expr): Call walk_body on OMP_FOR's
17638 OMP_FOR_PRE_INIT_BODY.
17640 2008-01-25 Richard Guenther <rguenther@suse.de>
17642 PR tree-optimization/34966
17643 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
17644 default defs and PHI_NODEs we have to insert after the
17645 defining statement.
17647 2008-01-24 Nick Clifton <nickc@redhat.com>
17649 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
17650 Provide a default definition.
17651 (LIBGCC2_UNITS_PER_WORD): Likewise.
17653 * config/stormy16/stormy16.c: Include df.h for the prototype
17654 for df_regs_ever_live_p.
17655 (xstormy16_expand_builtin_va_start): Convert the stack offset
17656 into a component_ref and then use POINTER_PLUS_EXPR to add it
17657 to the incoming_virtual_args_rtx.
17658 (xstormy16_gimplify_va_arg_expr): Rename to
17659 xstormy16_gimplify_va_arg_expr.
17660 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
17661 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
17662 xstormy16_gimplify_va_arg_expr.
17663 Fix up some formatting issues.
17665 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
17666 Move to predicates.md.
17667 (xs_hi_general_operand): Likewise.
17668 (xs_hi_nonmemory_operand): Likewise.
17669 * config/stormy16/predicates.md:
17670 (xstormy16_carry_plus_operand): New predicate.
17671 (xs_hi_general_operand): New predicate.
17672 (xs_hi_nonmemory_operand): New predicate.
17673 * config/stormy16/stormy16-protos.h:
17674 (xstormy16_carry_plus_operand): Delete prototype.
17675 (xs_hi_general_operand): Likewise.
17676 (xs_hi_nonmemory_operand): Likewise.
17678 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
17679 modifiers as they are no longer needed and they can trigger
17680 reload spill failures.
17682 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
17683 with a match_operand in order to help reload.
17685 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
17686 constraint with 'e' for the 8th alternative as this version of
17687 the mov.w instruction only accepts the lower 8 registers.
17689 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
17692 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
17693 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
17696 2008-01-25 Jakub Jelinek <jakub@redhat.com>
17698 PR middle-end/33333
17699 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
17701 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
17703 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
17705 (remove_structure): Update allocations list before removing structure.
17707 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
17709 * ipa-struct-reorg.c (is_safe_cond_expr,
17710 create_new_stmts_for_cond_expr): Use integer_zerop function,
17711 that recognize not only zero-pointer, but zero-integer too.
17713 2008-01-25 Ben Elliston <bje@au.ibm.com>
17716 * fixproto: Escape "." in sed expression that strips leading "./".
17718 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
17721 * gcc.c (SWITCH_OK): Removed.
17722 (SWITCH_LIVE): Changed to bit.
17723 (SWITCH_FALSE): Likewise.
17724 (SWITCH_IGNORE): Likewise.
17725 (switchstr): Change live_cond to unsigned int.
17726 (process_command): Replace SWITCH_OK with 0.
17727 (do_self_spec): Likewise.
17728 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
17729 (give_switch): Likewise.
17730 (used_arg): Likewise.
17731 (do_spec_1): Set the SWITCH_IGNORE bit.
17732 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
17733 bits. Set the SWITCH_LIVE bit.
17735 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17737 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
17739 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
17741 PR tree-optimization/34472
17742 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
17743 parameter to a "bool *" and set *DATA to false if there is
17744 an unsafe access. Do not delete the structure here.
17745 (check_cond_exprs): Delete it here instead.
17746 (check_cond_exprs, exclude_cold_structs): Do not increase
17747 I when removing a structure.
17749 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
17752 * config/i386/i386.c (ix86_expand_vector_init): Consider only
17753 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
17755 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
17757 PR middle-end/34934
17758 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
17759 a fixed vector for stack.
17761 2008-01-24 Ben Elliston <bje@au.ibm.com>
17764 * doc/gcc.texi (Software development): Add a direntry for g++.
17766 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
17768 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
17769 stale and straggling -fforce-addr comments above.
17771 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
17773 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
17774 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
17776 2008-01-23 Michael Matz <matz@suse.de>
17779 * dwarf2out.c (force_type_die): Use modified_type_die instead of
17782 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
17784 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
17785 malloc result type.
17787 2008-01-23 Anatoly Sokolov <aesok@post.ru>
17789 * config/avr/avr.c (avr_current_arch): New variable.
17790 (avr_arch_types): Add 'avr31' and 'avr51' entries.
17791 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
17792 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
17793 (avr_override_options): Init 'avr_current_arch'.
17794 (base_arch_s): Move from here...
17795 * config/avr/avr.h (base_arch_s): ... here. Add new members
17796 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
17797 'mega' to 'have_jmp_call'.
17798 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
17799 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
17801 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
17803 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17804 MULTILIB_MATCHES): Ditto.
17806 2008-01-23 Richard Guenther <rguenther@suse.de>
17808 PR middle-end/31529
17809 * cgraphunit.c (cgraph_reset_node): Always mark the node
17810 not reachable if it is not queued already.
17812 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
17814 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
17815 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
17816 (cputype_selected): New static variable.
17817 (bfin_handle_option): Set it if -mcpu is used.
17818 (override_option): Select default set of workarounds if no cpu type
17819 selected on the command line.
17820 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
17822 From Michael Frysinger <michael.frysinger@analog.com>
17823 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
17824 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
17826 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
17827 for bf547, bf523, bf524, and bf526.
17828 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
17830 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17831 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
17832 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
17833 __ADSPBF547__ and __ADSPBF54x__ for bf547.
17834 * doc/invoke.texi (Blackfin Options): Document that
17835 -mcpu now accept bf547, bf523, bf524, and bf526.
17837 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
17839 PR rtl-optimization/34628
17840 * combine.c (try_combine): Stop and undo after the first combination
17841 if an autoincrement side-effect on the first insn has effectively
17844 2008-01-22 David Edelsohn <edelsohn@gnu.org>
17847 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
17848 Offset addresses are not valid for Altivec or paired float modes.
17850 2008-01-22 Jakub Jelinek <jakub@redhat.com>
17853 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
17854 if DECL_INITIAL (decl) is error_mark_node.
17857 * c-common.c (handle_vector_size_attribute): Only allow
17858 integral, scalar float and fixed point types. Handle OFFSET_TYPE
17859 the same way as pointer, array etc. types.
17860 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
17863 * tree.c (build_type_attribute_qual_variant): Call
17864 build_qualified_type if attributes are equal, but quals are not.
17866 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17869 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
17870 * flags.h (warn_strict_aliasing): Remove.
17871 (warn_strict_overflow): Remove.
17872 * opts.c (warn_strict_aliasing): Remove.
17873 (warn_strict_overflow): Remove.
17874 * c-opts.c (c_common_handle_option): -Wall only sets
17875 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
17876 (c_common_post_options): Give default values to -Wstrict-aliasing
17877 and -Wstrict-overflow if they are uninitialized.
17878 * common.opt (Wstrict-aliasing): Specify Var and Init.
17879 (Wstrict-overflow): Likewise.
17881 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17883 PR rtl-optimization/26854
17884 PR rtl-optimization/34400
17885 PR rtl-optimization/34884
17886 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
17888 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
17889 (df_rd_bb_info.expanded_lr_out): Deleted
17890 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
17891 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
17892 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
17893 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
17894 Removed code to allocate, initialize or free expanded_lr_out.
17895 (df_rd_bb_local_compute_process_def): Restructured to make more
17897 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
17898 sets if the sets are being trimmed.
17900 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
17903 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
17904 (as_vers): Likewise.
17905 * configure: Regenerated.
17907 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17909 PR middle-end/33092
17910 * tree-pass.h (pass_build_alias): New pass.
17911 * tree-ssa-alias.c (gate_build_alias): New.
17912 (pass_build_alias): New.
17913 * passes.c (init_optimization_passes): Add pass_build_alias after
17914 pass_create_structure_vars.
17916 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
17918 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
17919 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
17920 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
17921 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
17922 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
17923 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
17924 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
17925 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
17926 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
17927 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
17928 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
17929 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
17930 * config/s390/s390.md (FP_ALL): New mode iterator.
17931 (_d): New mode attribute.
17932 ("*signbit<mode>2>"): Changed mode of first operand.
17933 ("isinf<mode>2"): Changed mode of first operand.
17934 ("*TDC_insn"): Adaptation for DFP modes.
17936 2008-01-22 Ben Elliston <bje@au.ibm.com>
17938 * tree.c (check_qualified_type): Improve function description.
17940 2008-01-21 Jason Merrill <jason@redhat.com>
17943 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
17944 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
17947 2008-01-21 DJ Delorie <dj@redhat.com>
17949 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
17952 2008-01-21 Richard Guenther <rguenther@suse.de>
17954 PR middle-end/34856
17955 * tree-cfg.c (verify_expr): Allow all invariant expressions
17956 instead of just constant class ones as reference argument.
17957 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
17958 like any other constant.
17959 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
17961 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
17963 * regmove.c (fixup_match_1): Update call crossed frequencies.
17965 2008-01-21 Richard Guenther <rguenther@suse.de>
17968 * tree-inline.c (setup_one_parameter): Deal with mismatched
17969 types using a VIEW_CONVERT_EXPR.
17971 2008-01-21 Alon Dayan <alond@il.ibm.com>
17972 Olga Golovanevsky <olga@il.ibm.com>
17974 PR tree-optimization/34701
17975 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
17976 when the structure size is not a power of 2.
17978 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
17980 * doc/install.texi: Add doc for --enable-checking=df.
17982 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
17984 PR rtl-optimization/34808
17985 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
17987 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
17989 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
17992 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
17994 PR rtl-optimization/26854
17995 PR rtl-optimization/34400
17996 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
17998 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
17999 (df_rd_bb_info.expanded_lr_out): New.
18000 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
18001 * loop_iv.c (iv_analysis_loop_init): Ditto.
18002 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
18003 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
18004 Added code to allocate, initialize or free expanded_lr_out.
18005 (df_rd_bb_local_compute_process_def): Restructured to make
18006 more understandable.
18007 (df_rd_confluence_n): Add code to do nothing with fake edges and
18008 code to no apply invalidate_by_call sets if the sets are being trimmed.
18009 (df_lr_local_finalize): Renamed to df_lr_finalize.
18010 (df_live_local_finalize): Renamed to df_live_finalize.
18012 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
18015 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
18016 deciding whether to use reciprocal instructions.
18018 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
18020 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
18021 dwarf2out_note_section_used if cold_text_section is NULL.
18023 2008-01-19 Jakub Jelinek <jakub@redhat.com>
18025 PR gcov-profile/34610
18026 * tree-cfg.c (make_edges): Mark both outgoing edges from
18027 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
18028 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
18029 from OMP_FOR and OMP_CONTINUE outgoing edges.
18031 * tree-profile.c (tree_profiling): Return early if
18032 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
18034 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
18035 from cfun to child_cfun.
18036 * function.h (struct function): Add after_tree_profile bit.
18038 2008-01-19 Anatoly Sokolov <aesok@post.ru>
18040 * config/avr/avr.S (_exit): Disable interrupt.
18042 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
18043 Steven Bosscher <stevenb.gcc@gmail.com>
18045 PR rtl-optimization/26854
18046 PR rtl-optimization/34400
18047 * df-problems.c (df_live_scratch): New scratch bitmap.
18048 (df_live_alloc): Allocate df_live_scratch when doing df_live.
18049 (df_live_reset): Clear the proper bitmaps.
18050 (df_live_bb_local_compute): Only process the artificial defs once
18051 since the order is not important.
18052 (df_live_init): Init the df_live sets only with the variables
18053 found live by df_lr.
18054 (df_live_transfer_function): Use the df_lr sets to prune the
18055 df_live sets as they are being computed.
18056 (df_live_free): Free df_live_scratch.
18058 2008-01-18 Ian Lance Taylor <iant@google.com>
18060 * common.opt: Add fmerge-debug-strings.
18061 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
18062 flag_merge_debug_strings rather than flag_merge_constants.
18063 * doc/invoke.texi (Option Summary): Mention
18064 -fmerge-debug-strings.
18065 (Debugging Options): Document -fmerge-debug-strings.
18067 2008-01-18 Ian Lance Taylor <iant@google.com>
18070 * tree.h (DECL_IS_OPERATOR_NEW): Define.
18071 (struct tree_function_decl): Add new field operator_new_flag.
18072 * tree-inline.c (expand_call_inline): When inlining a call to
18073 operator new, force the return value to go into a variable, and
18074 set DECL_NO_TBAA_P on that variable.
18075 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
18077 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
18080 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
18081 DWARF2_DEBUGGING_INFO.
18082 (dwarf2out_note_section_used): Ditto. Add prototype.
18083 (have_multiple_function_sections, text_section_used,
18084 cold_text_section_used, *cold_text_sections): Move declarations
18087 2008-01-17 Bob Wilson <bob.wilson@acm.org>
18089 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
18090 field and add signal_ra.
18091 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
18092 assignments to frame state pc. Move end of stack check after
18093 MD_FALLBACK_FRAME_STATE_FOR.
18094 (uw_update_context_1): Use frame state signal_regs if set, instead
18095 of checking signal_frame flag.
18096 (uw_update_context): Use frame state signal_ra if set.
18097 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
18098 * config/xtensa/linux-unwind.h: New file.
18100 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
18102 * modulo-sched.c (get_sched_window): Fix comment typo.
18104 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
18106 PR tree-optimization/34648
18107 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
18109 2008-01-17 Anatoly Sokolov <aesok@post.ru>
18111 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
18112 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
18114 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
18116 PR rtl-optimization/34400
18117 * df-core.c (df_worklist_dataflow_overeager,
18118 df_worklist_dataflow_doublequeue): New functions.
18119 (df_worklist_dataflow): Two different worklist solvers.
18120 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
18123 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18126 * doc/invoke.texi: Document the dependence on pthread for fopenmp
18127 and ftree-parallelize-loops.
18129 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
18131 PR rtl-optimization/34826
18132 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
18134 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
18136 * global.c (find_reg): Mark the eh regs as used if necessary.
18137 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
18138 * ra.h (struct allocno): no_eh_reg field added. Changed
18139 no_stack_reg type to bitfield.
18141 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
18143 * tree.c (substitute_in_expr): Add missing 'break'.
18145 2008-01-17 Richard Guenther <rguenther@suse.de>
18147 PR tree-optimization/34825
18148 * tree-ssa-math-opts.c (is_division_by): Do not recognize
18149 x / x as division to handle.
18151 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18153 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
18154 "-pthread" is specified.
18155 * pa-hpux11.h (LIB_SPEC): Likewise.
18157 2008-01-16 Janis Johnson <janis187@us.ibm.com>
18158 Peter Bergner <bergner@vnet.ibm.com>
18160 PR rtl-optimization/33796
18161 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
18163 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18165 PR libgfortran/34699
18166 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
18168 * pa-hpux10.h (LINK_SPEC): Likewise.
18169 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
18171 2008-01-16 Richard Guenther <rguenther@suse.de>
18173 PR middle-end/32628
18174 * fold-const.c (fold_convert_const_int_from_int): Do not
18175 set overflow if that occured only because of a sign extension
18176 change when converting from/to a sizetype with the same
18177 precision and signedness.
18179 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
18182 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
18183 location address to the correct place. Update copyright year.
18185 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18187 * lambda-code.c (lambda_transform_legal_p): Handle the case of
18188 no dependences in the dependence_relations vector.
18190 2008-01-16 Jan Hubicka <jh@suse.cz>
18192 PR rtl-optimization/31396
18193 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
18194 * cfg.c (dump_reg_info): Print it.
18195 * regs.h (struct reg_info_t): add freq_calls_crossed.
18196 (REG_FREQ_CALLS_CROSSED): New macro.
18197 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
18198 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
18199 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
18200 regmove_optimize): Update call crossed frequencies.
18201 * local-alloc.c (struct qty): Add freq_calls_crossed.
18202 (alloc_qty): Copute freq_calls_crossed.
18203 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
18204 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
18205 * ra.h (struct allocno): Add freq_calls_crossed.
18207 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18209 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
18210 libgomp when compiling with ftree-parallelize-loops.
18211 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
18213 2008-01-16 Richard Guenther <rguenther@suse.de>
18215 PR tree-optimization/34769
18216 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
18217 * tree.c (int_cst_value): Instead make this function more
18218 permissive in what it accepts as valid input. Document this
18219 function always sign-extends the value.
18221 2008-01-16 Jakub Jelinek <jakub@redhat.com>
18222 Richard Guenther <rguenther@suse.de>
18225 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
18226 (gimple_fold_indirect_ref_rhs): ... this.
18227 (gimple_fold_indirect_ref): New function with foldings
18228 that preserve lvalueness.
18229 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
18230 * tree-flow.h (gimple_fold_indirect_ref): Declare.
18231 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
18232 to fold an INDIRECT_REF, fall back to the old use of
18233 fold_indirect_ref_1.
18235 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18237 * tree-data-ref.c (subscript_dependence_tester_1): Call
18238 free_conflict_function.
18239 (compute_self_dependence): Same.
18241 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
18244 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
18245 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
18247 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
18248 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
18249 for DWARF2_UNWIND_INFO targets.
18251 2008-01-16 Richard Guenther <rguenther@suse.de>
18254 * c-typeck.c (common_pointer_type): Do not merge inconsistent
18255 type qualifiers for function types.
18257 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
18259 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
18260 loop_iterator li from previous commit.
18262 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
18264 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
18266 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
18268 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
18269 (parallelize_loops): Don't parallelize irreducible components.
18271 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18274 * c-opts (c_common_post_options): Do not enable CPP
18275 flag_pedantic_errors by default.
18277 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
18279 PR rtl-optimization/31944
18280 * cse.c (remove_pseudo_from_table): New function.
18281 (merge_equiv_classes): Use above function to remove pseudo-registers.
18282 (invalidate): Likewise.
18284 2008-01-13 Richard Guenther <rguenther@suse.de>
18286 PR middle-end/34601
18287 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
18288 instead of TYPE_MODE to deal with calls from expand_one_error_var.
18290 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
18292 * gcse.c (cprop_jump): Call validate_unshare_change instead of
18293 validate_change to unshare the source of the PC set.
18295 2008-01-12 Jan Hubicka <jh@suse.cz>
18297 PR middle-end/32135
18298 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
18299 references above array bounds. This might trigger bounds checks for
18300 pointers to arrays.
18302 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
18304 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
18305 new_replaceable_dependencies.
18307 2008-01-12 Doug Kwan <dougkwan@google.com>
18309 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
18310 instead of OPT_Wreturn_type in warning due to ignored return type
18312 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
18313 options included in -Wextra.
18314 * c.opt: New option -Wignored_qualifiers.
18315 * doc/invoke.texi (Warning Options, -Wextra): Add new option
18316 -Wignore_qualifiers.
18317 (-Wignored-qualifiers): Document.
18318 (-Wreturn-type): Remove description of functionality now handled
18319 by -Wignored-qualifiers.
18321 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
18324 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
18325 NOP_EXPR if it is between integral types with the same precision.
18327 2008-01-12 Jan Hubicka <jh@suse.cz>
18330 * invoke.texi (max-inline-recursive-depth): Fix default value.
18332 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
18334 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
18337 2008-01-11 Bob Wilson <bob.wilson@acm.org>
18339 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
18341 2008-01-11 James E. Wilson <wilson@specifix.com>
18344 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
18346 2008-01-11 Anatoly Sokolov <aesok@post.ru>
18348 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
18349 save/restore frame pointer register and don't use 'call-prologues'
18350 optimization in function with "OS_task" attribute.
18352 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
18354 PR middle-end/31309
18355 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
18356 when copying to memory.
18358 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
18360 PR rtl-optimization/30905
18361 * cfgcleanup.c: Include dce.h
18362 (crossjumps_occured): New global variable.
18363 (try_crossjump_bb): Exit loop after finding a fallthru edge.
18364 If something changed, set crossjumps_occured to true.
18365 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
18366 Don't add/remove fake edges to exit here...
18367 (cleanup_cfg): ...but do it here, when crossjumping.
18368 Run a fast DCE when successful crossjumps occured in the latest
18369 iteration of try_optimize_cfg.
18371 2008-01-11 Richard Guenther <rguenther@suse.de>
18373 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
18374 (struct vn_unary_op_s): Likewise.
18375 (vn_reference_insert): Free old reference on hash collision.
18377 2008-01-10 Raksit Ashok <raksit@google.com>
18379 PR rtl-optimization/27971
18380 * combine.c (find_split_point): Split PLUS expressions which are
18381 inside a MEM rtx, and whose first operand is complex.
18383 2008-01-10 DJ Delorie <dj@redhat.com>
18385 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
18386 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
18387 (m32c_hard_regno_ok): Call the underlying function.
18389 2008-01-10 Richard Guenther <rguenther@suse.de>
18391 PR middle-end/34683
18392 * tree-cfg.c (tree_merge_blocks): Do not go through the
18393 full-blown folding and stmt updating path if we just deal
18394 with virtual operands.
18395 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
18396 test for abnormal SSA_NAMEs.
18398 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
18400 PR middle-end/34641
18401 * reload.c (push_reload): Add assertions. All constants from
18402 reg_equiv_constant should have been used for replacing the respective
18404 (find_reloads_address): Invoke find_reloads_address_part for
18405 constant taken from the reg_equiv_constant array.
18407 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
18409 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
18410 field (valnum) the first in the struct. Replace bools with
18413 2008-01-10 Richard Guenther <rguenther@suse.de>
18415 PR tree-optimization/34651
18416 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
18417 types and ordering for masking and converting.
18419 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
18421 PR tree-optimization/34017
18422 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
18423 also for PHI_NODE expressions.
18425 2008-01-09 Jan Hubicka <jh@suse.cz>
18427 PR tree-optimization/34708
18428 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
18429 based on number of case labels.
18430 (init_inline_once): Remove switch_cost.
18431 * tree-inline.h (eni_weights_d): Remove switch_cost.
18433 2008-01-09 Richard Guenther <rguenther@suse.de>
18434 Andrew Pinski <andrew_pinski@playstation.sony.com>
18436 PR middle-end/30132
18437 * gimplify.c (gimplify_cond_expr): Do not create an addressable
18438 temporary if an rvalue is ok or an lvalue is not required.
18440 2008-01-09 Richard Guenther <rguenther@suse.de>
18442 PR middle-end/34458
18443 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
18444 adjust return type.
18446 2008-01-09 Richard Guenther <rguenther@suse.de>
18448 PR middle-end/34679
18449 * tree.c (host_integerp): Check for sizetype only if the
18450 type is an integer type.
18452 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
18455 * opts.c (decode_options): Disable inlining of functions called
18456 once if not in unit-at-a-time mode.
18458 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
18460 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
18462 2008-01-08 Richard Guenther <rguenther@suse.de>
18464 PR middle-end/31863
18465 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
18466 out early if the result will be unused.
18468 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18473 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18474 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18477 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
18479 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
18480 for vectorization tuned.
18482 2008-01-08 Richard Guenther <rguenther@suse.de>
18484 PR tree-optimization/34683
18485 * tree-ssa-operands.c (operand_build_cmp): Export.
18486 * tree-ssa-operands.h (operand_build_cmp): Declare.
18487 * tree-vn.c (vuses_compare): Remove.
18488 (sort_vuses): Use operand_build_cmp.
18489 (sort_vuses_heap): Likewise.
18490 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
18491 to re-use old VEC if available. Do not sort already sorted VUSEs.
18492 (vdefs_to_vec): Do not sort already sorted VDEFs.
18494 2008-01-08 Jakub Jelinek <jakub@redhat.com>
18496 PR middle-end/34694
18497 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
18499 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18502 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
18503 limitations of reciprocal sequences on x86 targets.
18505 2008-01-08 Richard Guenther <rguenther@suse.de>
18507 PR tree-optimization/34683
18508 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
18510 2008-01-07 Jakub Jelinek <jakub@redhat.com>
18513 * config/darwin.c (darwin_mergeable_string_section): Don't use
18514 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
18516 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
18519 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
18520 negxf2. Macroize expander using X87MODEF mode iterator. Change
18521 predicates of op0 and op1 to register_operand.
18522 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
18523 expander using X87MODEF mode iterator. Change predicates of
18524 op0 and op1 to register_operand.
18525 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
18526 corresponding patterns and macroize using MODEF macro. Change
18527 predicates of op0 and op1 to register_operand and remove
18528 "m" constraint. Disparage "r" alternative with "!".
18529 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
18530 macroize using X87MODEF macro. Change predicates of op0 and op1
18531 to register_operand and remove "m" constraint. Disparage "r"
18532 alternative with "!".
18533 (absneg splitter with memory operands): Remove.
18534 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
18535 patterns and macroize using X87MODEF mode iterator.
18536 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
18537 Change predicate of op1 to register_operand.
18538 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
18539 for memory operands.
18541 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
18543 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
18545 2008-01-07 Richard Guenther <rguenther@suse.de>
18547 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
18550 2008-01-07 Richard Guenther <rguenther@suse.de>
18552 PR tree-optimization/34683
18553 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
18554 VOPs of the needed size to save memory. Use VEC_quick_push
18555 to save compile-time.
18556 (vdefs_to_vec): Likewise.
18558 2008-01-07 Sa Liu <saliu@de.ibm.com>
18560 * config/spu/spu.md (divdf3): Genetate inline code for double
18561 division. The implementation doesn't handle INF or NAN, therefore it
18562 only applies when -ffinite-math-only is given.
18564 2008-01-06 Paolo Carlini <pcarlini@suse.de>
18567 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
18568 * doc/cpp.texi ([Common Predefined Macros]): Document.
18570 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
18572 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
18573 order to use commutative addition instead of subtraction.
18575 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18576 Mircea Namolaru <namolaru@il.ibm.com>
18577 Vladimir Yanovsky <yanov@il.ibm.com>
18578 Revital Eres <eres@il.ibm.com>
18580 PR tree-optimization/34263
18581 * tree-outof-ssa.c (process_single_block_loop_latch,
18582 contains_tree_r): New functions.
18583 (analyze_edges_for_bb): Call process_single_block_loop_latch
18584 function to empty single-basic-block latch block if possible.
18586 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18588 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18590 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
18592 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18594 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
18596 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18598 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
18600 2008-01-05 Jakub Jelinek <jakub@redhat.com>
18602 PR tree-optimization/34618
18603 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
18606 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18609 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
18610 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
18611 Update copyright year.
18613 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
18614 Update copyright year.
18615 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
18618 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
18620 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
18621 edge does not point to current bb before changing need_assert.
18623 2008-01-04 Richard Guenther <rguenther@suse.de>
18625 PR middle-end/34029
18626 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
18627 for verifying purposes if they are is_gimple_min_invariant.
18629 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
18631 PR tree-optimization/34448
18632 PR tree-optimization/34465
18633 * gimplify.c (gimplify_init_constructor): Add new parameter
18634 notify_temp_creation. Use it.
18635 (gimplify_modify_expr_rhs): Take volatiles into account when
18636 optimizing constructors.
18637 Do not optimize constructors if gimplify_init_constructor will dump to
18639 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
18640 * gcc.c-torture/compile/pr34448.c: New.
18642 2008-01-04 Jakub Jelinek <jakub@redhat.com>
18644 PR gcov-profile/34609
18645 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
18646 return_slot if result is TREE_ADDRESSABLE.
18648 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
18650 * config/mips/mips.md (sqrt_condition): Tweak comment.
18651 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
18653 2008-01-03 Tom Tromey <tromey@redhat.com>
18656 * c-common.c (c_type_hash): Handle VLAs.
18658 2008-01-03 Jan Hubicka <jh@suse.cz>
18660 PR tree-optimization/31081
18661 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
18662 0 when inlining and not inlining to first basic block.
18663 (remap_decl): When var is initialized to 0, don't set default_def.
18664 (expand_call_inline): Set entry_bb.
18665 * tree-inline.h (copy_body_data): Add entry_bb.
18667 2008-01-03 Jakub Jelinek <jakub@redhat.com>
18670 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
18673 PR tree-optimization/29484
18674 * tree-inline.c (inline_forbidden_p_2): New function.
18675 (inline_forbidden_p): Disallow inlining if some static var
18676 has an address of a local LABEL_DECL in its initializer.
18677 * doc/extend.texi (Labels as Values): Document &&foo behaviour
18680 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
18682 PR tree-optimization/34635
18683 * tree-data-ref.c (add_other_self_distances): Make sure that the
18684 evolution step is constant.
18686 2008-01-03 Jakub Jelinek <jakub@redhat.com>
18688 PR middle-end/34608
18689 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
18691 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
18693 * tree-sra.c (scalarize_init): Insert the generate_element_init
18694 statements after the generate_element_zero statements.
18696 2008-01-02 Richard Guenther <rguenther@suse.de>
18698 PR middle-end/34093
18699 PR middle-end/31976
18700 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
18701 for very large number of operands instead of ICEing.
18703 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
18706 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
18707 while stack probing.
18709 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
18711 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
18714 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
18716 PR libmudflap/26442
18717 * tree-mudflap.c (mx_register_decls): Guard warning by
18718 !DECL_ARTIFICIAL check.
18720 2008-01-01 Jakub Jelinek <jakub@redhat.com>
18722 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
18723 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
18724 sse5_perm<mode>): Fix constraints.