1 2008-08-19 Rafael Espindola <espindola@google.com>
3 * varasm.c (weak_decls): Move earlier in the file.
4 (assemble_external): Add weak decls to the weak_decls list.
5 (declare_weak): Don't add decls to the weak_decls list.
7 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
10 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
11 before (sse2_shufpd_<mode>).
13 2008-08-19 Jakub Jelinek <jakub@redhat.com>
16 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
17 * tree.c (block_nonartificial_location): Likewise.
19 2008-08-19 Richard Guenther <rguenther@suse.de>
21 PR tree-optimization/35972
22 PR tree-optimization/23094
23 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
25 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
26 handle MISALIGNED_INDIRECT_REF.
27 (get_ref_from_reference_ops): New helper.
28 (vn_reference_lookup_pieces): Walk the use-def chain using the
29 alias-oracle if requested.
30 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
31 walking the use-def chain.
32 (compute_avail): But not here.
33 (create_component_ref_by_pieces_1): Properly handle
34 MISALIGNED_INDIRECT_REF.
35 (do_regular_insertion): Handle fully redundant
36 expressions after PHI-translation also for SSA_NAME values, not
37 only constants. Correctly use edoubleprime for that.
39 2008-08-19 Ira Rosen <irar@il.ibm.com>
41 * tree-vectorizer.c (supportable_widening_operation): Support
42 multi-step conversion, return the number of steps in such conversion
43 and the required intermediate types.
44 (supportable_narrowing_operation): Likewise.
45 * tree-vectorizer.h (vect_pow2): New function.
46 (supportable_widening_operation): Change argument types.
47 (supportable_narrowing_operation): Likewise.
48 (vectorizable_type_promotion): Add an argument.
49 (vectorizable_type_demotion): Likewise.
50 * tree-vect-analyze.c (vect_analyze_operations): Call
51 vectorizable_type_promotion and vectorizable_type_demotion with
53 (vect_get_and_check_slp_defs): Detect patterns.
54 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
56 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
57 vect_build_slp_tree with correct arguments. Calculate unrolling factor
58 according to the smallest type in the loop.
59 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
60 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
61 supportable_widening_operation with correct arguments.
62 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
63 operands lists according to the number of vector statements in left
64 or right node, if exists.
65 (vect_gen_widened_results_half): Remove unused argument.
66 (vectorizable_conversion): Call supportable_widening_operation,
67 supportable_narrowing_operation, and vect_gen_widened_results_half
68 with correct arguments.
69 (vectorizable_assignment): Change documentation, support multiple
71 (vectorizable_operation): Likewise.
72 (vect_get_loop_based_defs): New function.
73 (vect_create_vectorized_demotion_stmts): Likewise.
74 (vectorizable_type_demotion): Support loop-aware SLP and general
75 multi-step conversion. Call vect_get_loop_based_defs and
76 vect_create_vectorized_demotion_stmts for transformation.
77 (vect_create_vectorized_promotion_stmts): New function.
78 (vectorizable_type_promotion): Support loop-aware SLP and general
79 multi-step conversion. Call vect_create_vectorized_promotion_stmts
81 (vectorizable_store): Change documentation, support multiple
83 (vectorizable_load): Likewise.
84 (vect_transform_stmt): Pass SLP_NODE to
85 vectorizable_type_promotion and vectorizable_type_demotion.
86 (vect_schedule_slp_instance): Move here the calculation of number
87 of vectorized statements for each node from...
88 (vect_schedule_slp): ... here.
89 (vect_transform_loop): Call vect_schedule_slp without the last
92 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
95 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
96 to == in assert statement.
97 (vectorizable_reduction): Fix typo.
99 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
102 * value-prof.c (check_counter): Dereference pointer to overall
103 count when printing it.
105 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
107 * profile.h: Really add it.
109 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
111 * mcf.c: Really add it.
113 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
114 Vinodha Ramasamy <vinodha@google.com>
116 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
118 * value-prof.c (check_counter): Fix the counter if
119 flag_profile_correction is true.
120 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
121 tree_mod_subtract_transform):
122 Follow check_counter parameter change.
123 * common.opt (fprofile-correction): New option.
125 * profile.h: Likewise.
126 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
127 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
128 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
130 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
131 flag_profile_correction is set.
133 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
135 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
137 2008-08-18 Tomas Bily <tbily@suse.cz>
139 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
140 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
142 * tree-data-ref.c (split_constant_offset_1): Likewise.
143 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
144 * tree-sra.c (sra_walk_expr): Likewise.
145 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
146 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
147 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
148 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
150 * gimple.c (gimple_assign_unary_nop_p): Likewise.
151 * tree-vect-transform.c (vectorizable_type_demotion)
152 (vectorizable_type_promotion): Likewise.
153 * tree-inline.c (expand_call_inline):
154 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
155 (forward_propagate_addr_expr_1, forward_propagate_comparison)
156 (tree_ssa_forward_propagate_single_use_vars): Likewise.
157 * expr.c (expand_expr_real_1): Likewise.
158 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
159 (gimple_assign_unary_useless_conversion_p): Likewise.
160 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
161 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
162 * fold-const.c (fold_unary): Likewise.
163 * tree.h (CONVERT_EXPR_P): Likewise.
164 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
165 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
167 (register_edge_assert_for_2, extract_range_from_unary_expr)
168 (register_edge_assert_for_1): Likewise.
170 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
172 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
173 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
174 (enum real_value_const): Delete.
175 (get_real_const): Delete.
176 * real.c (get_real_const): Delete.
177 (dconst_e_ptr): Define.
178 (dconst_third_ptr): Define.
179 (dconst_sqrt2_ptr): Define.
180 * builtins.c: Update all callers.
182 2008-08-18 Richard Guenther <rguenther@suse.de>
184 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
185 statement iterator after statement removal.
187 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
189 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
190 (detect_processor_freebsd): Likewise.
191 (host_detect_local_cpu): Call newly added functions for FreeBSD.
193 2008-08-18 Richard Guenther <rguenther@suse.de>
195 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
196 and loads have the correct types.
198 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
201 * c-opts.c (cpp_opts): Remove static.
202 * c-parser.c (cpp_opts): Declare it extern.
203 (disable_extension_diagnostics): Handle cpp options.
204 (enable_extension_diagnostics): Likewise.
206 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
208 * diagnostics.c (permerror_at): Rename as permerror.
210 * toplev.h: Likewise.
212 2008-08-18 Richard Guenther <rguenther@suse.de>
214 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
215 sdse1 and addressables2 passes. Replace dce1 with cddce1.
216 Move call_cdce before build_alias. Move copyrename2,
217 cunrolli and ccp2 beafore build_alias. Re-add addressable2
218 right after final inlining.
219 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
220 (pass_build_cfg): But instead via TODO_dump_func.
222 2008-08-18 Richard Guenther <rguenther@suse.de>
224 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
226 (scalarize_init): If we failed to generate some initializers
227 do not generate zeros for not instantiated members. Instead
228 rely on the copy out.
229 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
230 about missing flow-sensitive alias info only if we have
233 2008-08-17 Nick Clifton <nickc@redhat.com>
235 * doc/extend.texi (Function Attributes): Fix typo in description
236 if hot function attribute.
238 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
239 Richard Sandiford <rdsandiford@googlemail.com>
241 * doc/install.texi (--with-mips-plt): Document.
242 * doc/invoke.texi (-mplt, -mno-plt): Document.
243 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
244 and handle ${with_mips_plt}.
245 * config/mips/mips.opt (mplt): New option.
246 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
247 (TARGET_ABICALLS_PIC2): Likewise.
248 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
249 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
250 (ASM_SPEC): Use !mabi=* instead of !mabi*.
251 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
252 to decide whether to output ".option picX" directives.
253 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
254 Pass -call_nonpic rather than -KPIC for -mplt.
255 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
256 on the command line. Also remove it when -mabi=64 is used without
258 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
259 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
260 TARGET_ABICALLS_PIC0.
261 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
263 (mips16_build_function_stub): Only output ".option pic" directives
264 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
265 (mips16_build_call_stub): Fix comment and remove redundant
266 ".set at"/"set .noat" directives.
267 (mips_function_rodata_section): Use the default behaviour for
268 TARGET_ABSOLUTE_ABICALLS.
269 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
270 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
271 (mips_restore_gp): Do nothing if the current function doesn't use
273 (mips_expand_prologue): Only save $gp if the current function uses it.
274 Use a normal move for TARGET_ABICALLS_PIC0.
275 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
277 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
279 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
280 of function when handling GLOBAL_POINTER_REGNUM.
282 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
285 * common.opt (-fstack-check): Do not declare the variable here.
286 (-fstack-check=): New option variant.
287 * doc/invoke.texi (Code Gen Options): Document it.
288 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
289 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
290 (STACK_CHECK_STATIC_BUILTIN): New macro.
291 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
292 * opts.c: Include expr.h.
293 (common_handle_option) <OPT_fold_stack_check_>: New case.
294 <OPT_fstack_check>: Likewise.
295 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
296 consistently in the test for variable-sized types. Adjust for
297 new behaviour of flag_stack_check.
298 * explow.c: Include except.h.
299 (allocate_dynamic_stack_space): Do not take into account
300 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
301 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
302 for variable-sized parameters. Treat all parameters whose size is
303 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
304 stack checking is enabled.
305 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
306 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
307 if generic stack checking is enabled.
308 (expand_function_end): Adjust for new behaviour of flag_stack_check.
309 * reload1.c (reload): Likewise.
310 * stmt.c (expand_decl): Assert that all automatic variables have
311 fixed size at this point and remove dead code.
312 * flags.h (stack_check_type): New enumeration type.
313 (flag_stack_check): Declare.
314 * toplev.c (flag_stack_check): New global variable.
315 * Makefile.in (opts.o): Add dependency on EXPR_H.
316 (explow.o): Add dependency on except.h.
318 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
320 * config/avr/avr.c (avr_override_options): Reduce value of
321 PARAM_INLINE_CALL_COST.
323 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
325 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
326 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
327 lieu of TYPE_MODE (type) throughout.
329 2008-08-15 Joseph Myers <joseph@codesourcery.com>
331 * config/arm/arm.c (add_minipool_backward_ref): Check for
332 8-byte-aligned entries in second case of forcing insertion after a
333 particular entry. Change third case to avoid inserting
334 non-8-byte-aligned entries before 8-byte-aligned ones.
336 2008-08-15 Richard Guenther <rguenther@suse.de>
338 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
339 strip components for unknown size accesses.
341 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
343 * config/s390/2097.md New file.
344 * config/s390/s390.md ("z10prop" attribute): Define none,
345 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
346 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
347 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
348 possible values and apply them to insns as appropriate.
349 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
350 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
351 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
352 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
354 ("bfp" mode attribute): Removed. Every occurence replaced
356 * config/s390/s390.c (struct "z10_cost"): Updated entries.
357 * config/s390/2084.md (insn_reservation "x_itof"): Updated
360 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
363 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
366 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
368 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
369 additional argument. Support reduction when duplication is needed due
370 to data-types of different sizes in the loop.
371 (get_initial_def_for_induction): Fix printout.
372 (vect_get_vec_def_for_stmt_copy): Support case where the
373 vec_stmt_for_operand is a phi node.
374 (vectorizable_reduction): Support reduction when duplication is needed
375 due to data-types of different sizes in the loop.
376 (vectorizable_call): Remove restriction to not vectorize in case we
377 have data-types of different sizes in the loop.
378 (vectorizable_conversion): Likewise.
379 (vectorizable_operation): Likewise.
380 (vectorizable_type_demotion): Likewise.
381 (vectorizable_type_promotion): Likewise.
382 (vectorizable_induction): Add restriction to not vectorize in case
383 we have data-types of different sizes in the loop.
385 2008-08-14 Christophe Saout <christophe@saout.de>
386 Uros Bizjak <ubizjak@gmail.com>
389 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
390 (*vec_concatv2di_rex64_sse4_1): Ditto.
391 (*vec_concatv2di_rex64_sse): Ditto.
393 2008-08-14 Jakub Jelinek <jakub@redhat.com>
396 * fold-const.c (fold_widened_comparison): Do not allow
397 sign changes that change the result even if shorter type
398 is wider than arg1_unw's type.
400 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
402 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
403 Skip if the multilib testing specifies -march that does not
404 agree with the one specified in the testcase.
406 2008-08-13 Joseph Myers <joseph@codesourcery.com>
408 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
409 zero extend SImode values being converted to TFmode before passing
412 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
414 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
415 __PPU__ when targeting the Cell/B.E. PPU processor.
417 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
419 * gimple.h (gimple_call_set_chain): Accept SSA variables.
420 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
421 Rematerialize the static chain, if any.
422 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
425 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
427 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
428 (new_loc_descr): Likewise.
429 (add_loc_descr): Likewise.
430 (size_of_loc_descr): Likewise.
431 (size_of_locs): Likewise.
432 (output_loc_operands): Likewise.
433 (output_loc_sequence): Likewise.
434 (new_reg_loc_descr): New.
435 (build_cfa_loc): Use it.
436 (build_cfa_aligned_loc): Likewise.
437 (one_reg_loc_descriptor): Likewise.
438 (based_loc_descr): Likewise.
440 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
443 * doc/invoke.texi (Wmain): Update.
444 * c-decl.c (start_decl): warn_main is only 0 or 1.
445 (start_function): Likewise. Fix formatting.
446 (finish_function): Delete redundant warning.
447 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
448 * c-opts (c_common_handle_option): -Wall only has effect if
449 warn_main is uninitialized. OPT_Wmain is automatically
450 handled. -pedantic also enables Wmain.
451 (c_common_post_options): Handle all logic for Wmain here.
452 * c-common.c (warn_main): Delete.
453 (check_main_parameter_types): Make pedwarns conditional on
455 * c-common.h (warn_main): Delete.
457 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
460 * expr.c (emit_group_store): Allocate stack temp with the
461 largest alignment when copying from register to stack.
463 2008-08-13 Richard Guenther <rguenther@suse.de>
465 * tree.h (maybe_fold_offset_to_address): Declare.
466 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
467 (ccp_fold): Handle pointer conversions the same as fold_stmt.
468 Likewise for POINTER_PLUS_EXPR.
469 (maybe_fold_offset_to_reference): Enable disabled code.
470 (maybe_fold_offset_to_address): New function.
471 (fold_stmt_r): Use it.
472 (fold_gimple_assign): Likewise.
473 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
474 (gimplify_expr): Likewise.
476 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
478 * toplev.h (pedwarn_at): Fix declaration.
480 2008-08-13 Joseph Myers <joseph@codesourcery.com>
482 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
483 LINK_SPEC): Use %R in -Y P argument.
485 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
488 * diagnostic.c (pedwarn_at): New.
489 * toplev.h (pedwarn_at): Declare.
490 * c-tree.h (build_enumerator): Update declaration.
491 * c-decl.c (finish_enum): Update comment.
492 (build_enumerator): Take a location parameter. Give a pedwarn but do
493 not perform any conversion.
494 * c-parser.c (c_parser_enum_specifier): Set correct location for
497 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
500 * c-common.c (conversion_warning): Use a switch. Ignore boolean
501 expressions except for conversions to signed:1 bitfields. Handle
502 COND_EXPR with constant operands.
504 2008-08-13 Richard Guenther <rguenther@suse.de>
506 PR tree-optimization/15255
507 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
508 (struct oecount_s): New struct and VEC types.
510 (oecount_hash): New function.
511 (oecount_eq): Likewise.
512 (oecount_cmp): Likewise.
513 (zero_one_operation): New function.
514 (build_and_add_sum): Likewise.
515 (undistribute_ops_list): Perform un-distribution of multiplication
516 and division on the chain of summands.
517 (should_break_up_subtract): Also break up subtracts for factors.
518 (reassociate_bb): Delete dead visited statements.
519 Call undistribute_ops_list. Re-sort and optimize if it did something.
520 * passes.c (init_optimization_passes): Move DSE before
522 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
525 2008-08-12 Janis Johnson <janis187@us.ibm.com>
527 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
529 * doc/invoke.texi: Revert unintended checkin.
531 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
534 * gcc.c (include_spec_function): Tweak call to find_a_file.
536 2008-08-12 Jakub Jelinek <jakub@redhat.com>
539 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
541 * dojump.c (do_jump): Likewise.
543 PR tree-optimization/37084
544 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
545 if id->regimplify, don't assume stmt is a cast assignment.
547 2008-08-12 Anatoly Sokolov <aesok@post.ru>
549 * final.c (final_scan_insn): Use app_enable/app_disable functions.
551 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
554 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
557 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
559 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
560 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
562 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
563 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
564 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
565 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
566 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
568 * doc/tm.texi (Storage Layout): Remove documentation for
571 * simplify-rtx.c (simplify_binary_operation_1): Replace
572 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
574 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
576 * real.h (struct real_format): New member has_sign_dependent_rounding.
577 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
578 spu_single_format, ieee_double_format, mips_double_format,
579 motorola_double_format, ieee_extended_motorola_format,
580 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
581 ieee_extended_intel_96_round_53_format, ibm_extended_format,
582 mips_extended_format, ieee_quad_format, mips_quad_format,
583 vax_f_format, vax_d_format, vax_g_format): Initialize it.
584 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
586 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
587 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
588 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
589 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
590 (ROUND_TOWARDS_ZERO): Likewise.
592 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
593 (FLOAT_MODE_FORMAT): New macro.
594 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
595 (MODE_COMPOSITE_P): ... this new macro.
596 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
597 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
598 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
600 * flags.h: Include "real.h".
602 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
603 REAL_MODE_FORMAT_COMPOSITE_P.
604 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
606 * doc/tm.texi (Storage Layout): Remove documentation of
607 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
608 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
609 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
610 they only apply to libgcc2.a.
612 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
614 * config/spu/float_disf.c: New file.
615 * config/spu/float_unsdisf.c: New file.
616 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
617 (LIB2FUNCS_EXCLUDE): Define.
619 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
620 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
622 * real.h (struct real_format): New member round_towards_zero.
623 * real.c (round_for_format): Respect fmt->round_towards_zero.
624 (ieee_single_format, mips_single_format, motorola_single_format,
625 spu_single_format, ieee_double_format, mips_double_format,
626 motorola_double_format, ieee_extended_motorola_format,
627 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
628 ieee_extended_intel_96_round_53_format, ibm_extended_format,
629 mips_extended_format, ieee_quad_format, mips_quad_format,
630 vax_f_format, vax_d_format, vax_g_format): Initialize it.
631 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
633 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
634 real_format to choose rounding mode when calling MPFR functions.
635 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
636 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
638 * real.h (real_to_decimal_for_mode): Add prototype.
639 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
640 Respect target rounding mode when generating decimal representation.
641 (real_to_decimal): New stub for backwards compatibility.
642 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
643 real_to_decimal_for_mode instead of real_to_decimal.
645 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
647 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
648 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
650 * real.c (spu_single_format): New variable.
651 * real.h (spu_single_format): Declare.
653 * config/spu/spu.c (spu_override_options): Install SFmode format.
654 (spu_split_immediate): Use integer mode to operate on pieces of
655 floating-point values in all cases.
657 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
658 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
659 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
661 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
663 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
665 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
667 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
669 2008-08-12 Jakub Jelinek <jakub@redhat.com>
672 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
673 on the VAR_DECL instead of TYPE_READONLY on its type.
675 2008-08-12 Ira Rosen <irar@il.ibm.com>
677 * tree-vectorizer.c: Depend on langhooks.h.
678 (supportable_widening_operation): Add two arguments. Support double
680 (supportable_narrowing_operation): Likewise.
681 * tree-vectorizer.h (supportable_widening_operation): Add two
683 (supportable_narrowing_operation): Likewise.
684 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
685 supportable_widening_operation with correct arguments.
686 * tree-vect-transform.c (vectorizable_conversion): Likewise.
687 (vectorizable_type_demotion): Support double type conversions.
688 (vectorizable_type_promotion): Likewise.
689 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
691 2008-08-11 Michael Matz <matz@suse.de>
693 * i386/i386.c (override_options): Move initialisation from
694 flag_schedule_insns_after_reload to here from ...
695 (optimization_options): ... here.
697 2008-08-11 Jakub Jelinek <jakub@redhat.com>
699 PR rtl-optimization/36998
700 * dwarf2out.c (compute_barrier_args_size_1,
701 compute_barrier_args_size): Temporarily remove assertions.
703 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
706 * tree-ssa.c (struct walk_data): Add new flag
707 warn_possibly_uninitialized.
708 (warn_uninitialized_var): Use it.
709 (warn_uninitialized_vars): New.
710 (execute_early_warn_uninitialized): Call it.
711 (execute_late_warn_uninitialized): Likewise.
713 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
716 * reload1.c (gen_reload): Guard calls to get_secondary_mem
719 2008-08-09 Jan Hubicka <jh@suse.cz>
722 * optabs.c (maybe_emit_unop_insn): Remove produced code if
724 (expand_fix): Be prepared for expansion to fail.
725 (expand_sfix_optab): Remove instructions if expansion failed.
727 2008-08-09 Anatoly Sokolov <aesok@post.ru>
729 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
731 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
732 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
734 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
736 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
737 mips/t-libgcc-mips16 to tmake_file.
738 * config/mips/mips-protos.h (mips_call_type): New enum.
739 (mips_pic_base_register, mips_got_load): Declare.
740 (mips_restore_gp): Take an rtx argument.
741 (mips_use_pic_fn_addr_reg_p): Declare.
742 (mips_expand_call): Replace the sibcall_p argument with
743 a mips_call_type argument. Add a lazy_p parameter.
744 (mips_split_call): Declare.
745 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
746 (MIPS16_PIC_TEMP): Likewise.
747 (reg_class): Delete M16_NA_REGS.
748 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
749 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
750 (mips_split_hi_p): Declare.
751 * config/mips/mips.c (mips_split_hi_p): New array.
752 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
753 (mips_got_symbol_type_p): New function.
754 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
755 (mips16_stub_function_p): New function.
756 (mips16_local_function_p): Likewise.
757 (mips_use_pic_fn_addr_reg_p): Likewise.
758 (mips_cannot_force_const_mem): Return false for HIGHs.
759 Extend CONST_INT and symbolic handling to MIPS16, using
760 mips_symbol_insns to check that the base symbol type is a
761 legitimate constant. Reject GOT-based constants if
762 TARGET_MIPS16_PCREL_LOADS.
763 (mips_const_insns): Check targetm.cannot_force_const_mem when
764 decomposing a symbolic base and a large offset.
765 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
766 When calling a function that needs $25 from MIPS16 code,
767 move the target address into $25 separately and add a USE
769 (mips16_gp_pseudo_reg): Insert the initializer immediately
770 before the first real insn.
771 (mips_pic_base_register, mips_got_load): New functions.
772 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
773 parameter to LOW_OUT. Say that it can be any valid SET_SRC
774 when splitting a load-address operation. Split SYMBOL_GOT_DISP
775 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
776 (mips_call_tls_get_addr): Update the call to mips_expand_call,
777 also passing NULL_RTX rather than const0_rtx as the aux argument.
778 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
779 instead of TARGET_EXPLICIT_RELOCS.
780 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
781 (mips_load_call_address): Replace the sibcall_p argument with
782 a mips_call_type argument. Use mips_got_load.
783 (mips16_local_alias): New structure.
784 (mips16_local_aliases): New variable.
785 (mips16_local_aliases_hash): New function.
786 (mips16_local_aliases_eq): Likewise.
787 (mips16_local_alias): Likewise.
788 (mips16_stub_function): Likewise.
789 (mips16_build_function_stub): Create a local alias for the target
790 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
791 .cpload directive and an R_MIPS_NONE relocation for the target
792 function, then load the alias rather than the function itself.
793 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
794 (mips16_copy_fpr_return_value): Use mips16_stub_function and
795 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
796 (mips16_build_call_stub): Replace the FN parameter with an
797 FN_PTR parameter. Force the address into a register if it
798 isn't a call_insn_operand; don't rely on the caller to do this.
799 If a call to a locally-defined and locally-binding MIPS16
800 function must be made indirectly, redirect the call to the
801 function's local alias. Use mips16_stub_function_p,
802 mips16_stub_function, mips_expand_call and use_reg.
803 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
804 Use explicit %hi and %lo accesses where possible.
805 Use MIPS_CALL to generate the correct code form of a
806 jal instruction. Add clobbers of $18 instead of uses.
807 Update the call to mips_emit_call_insn.
808 (mips_expand_call): Replace the SIBCALL_P argument with a
809 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
810 Take a LAZY_P parameter. Call mips16_build_call_stub first,
811 allowing it to modify the call address. Update the calls to
812 mips_load_call_address and mips_emit_call_insn.
813 (mips_split_call): New function.
814 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
815 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
816 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
817 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
818 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
820 (mips_cprestore_slot): New function.
821 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
822 and use mips_cprestore_slot.
823 (mips_output_function_prologue): Handle TARGET_MIPS16 for
825 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
826 then use a copygp_mips16 instruction to set up $28.
827 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
828 (mips16_lay_out_constants): Call split_all_insns_noflow.
829 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
830 false if TARGET_MIPS16.
831 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
832 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
833 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
834 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
835 MIPS16 code. Allow MIPS16 o32 PIC.
836 (mips_override_options): Allow MIPS16 o32 PIC.
837 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
838 after reload if TARGET_USE_GOT.
839 (UNSPEC_COPYGP): New constant.
840 (length): Use a default length of 8 for MIPS16 GOT loads.
841 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
842 (*got_page<mode>): Check mips_split_hi_p.
843 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
844 (unspec_got<mode>, unspec_call<mode>): New expanders.
845 (load_got<mode>, load_call<mode>): Remove the length attributes.
846 Use a got attribute instead of a type attribute.
847 (copygp_mips16): New insn.
848 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
849 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
850 (sibcall, sibcall_value, call, call_value): Update the calls
852 (call_internal, call_value_internal): Use mips_split_call.
853 (call_value_multiple_internal): Likewise.
854 (call_split): Move after call_internal (the insn it is split from).
855 (call_internal_direct, call_value_internal_direct): Turn into
856 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
857 (call_direct_split, call_value_direct_split): New patterns.
858 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
859 and use M16_REGS instead of M16_NA_REGS.
860 * config/mips/predicates.md (const_call_insn_operand): Replace
861 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
862 mips_use_pic_fn_addr_reg_p check.
863 (move_operand): Reject HIGHs if mips_split_hi_p.
864 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
865 (__mips16_floatunsisf): Inline __mips16_floatsisf.
866 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
867 * config/mips/libgcc-mips16.ver: New file.
868 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
869 $(srcdir)/config/mips/libgcc-mips16.ver.
871 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
873 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
874 (mips_unspec_address, mips_unspec_offset_high): Likewise.
875 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
876 (mips16_cfun_returns_in_fpr_p): Likewise.
878 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
880 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
881 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
884 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
886 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
887 (FUNCTION_PROFILER): Save the static chain pointer into $2
888 beforehand and restore it aftewards.
889 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
890 address directly into $25 and call the function through $25;
891 do not clobber $3. Pad the DImode version to cover the space
892 left by the deleted $25 <- $3 move.
893 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
894 the removal of the $25 <- $3 move.
895 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
896 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
898 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
899 Daniel Jacobowitz <dan@codesourcery.com>
901 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
902 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
903 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
904 * config/mips/mips.c (mips_start_function_definition): New function.
905 (mips_end_function_definition): Likewise.
906 (mips_output_function_prologue): Use mips_start_function_definition.
907 (mips_output_function_epilogue): Use mips_end_function_definition.
908 (build_mips16_function_stub): Use mips_start_function_definition
909 and mips_end_function_definition.
910 (build_mips16_call_stub): Likewise.
912 2008-08-09 Richard Guenther <rguenther@suse.de>
914 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
915 * gimple.h (gimple_call_fn): Adjust comment.
916 (gimple_call_set_fndecl): New function.
917 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
918 longer having bare FUNCTION_DECL operand.
919 (gimple_call_return_type): Likewise.
920 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
922 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
923 (gimple_mod_pow2): Likewise.
924 (gimple_mod_subtract): Likewise.
925 (gimple_ic): Likewise.
926 (gimple_stringop_fixed_value): Likewise.
927 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
928 longer having bare FUNCTION_DECL operand.
929 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
930 * omp-low.c (optimize_omp_library_calls): Likewise.
931 * cgraphunit.c (update_call_expr): Likewise.
932 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
933 (execute_convert_to_rsqrt): Likewise.
934 * cfgexpand.c (gimple_to_tree): Simplify.
935 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
936 bare FUNCTION_DECL operand.
937 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
938 (convert_gimple_call): Use gimple_call_fndecl.
939 * c-common.c (c_warn_unused_result): Likewise.
941 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
944 * c-typeck.c (digest_init): Call verify_sequence_points from here.
945 (c_finish_return): Likewise.
946 (c_start_case): Likewise.
947 * c-common.c (warn_for_collisions_1): Use explicit location in
949 * c-parser.c (c_parser_condition): New. Call
950 verify_sequence_points.
951 (c_parser_paren_condition): Call c_parser_condition.
952 (c_parser_for_statement): Call c_parser_condition.
954 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
957 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
958 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
959 Moved from diagnostic.h
960 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
962 (emit_diagnostic): New.
963 (warning0, pedwarn0): Delete.
964 (warning, warning_at, pedwarn, permerror): Return bool.
965 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
966 Moved to diagnostic.c.
967 (struct diagnostic_context): Use correct type for
969 (diagnostic_report_diagnostic): Update declaration.
970 (emit_diagnostic): Declare.
971 * errors.c (warning): Return bool.
972 * errors.h (warning): Update declaration.
973 * toplev.h (warning0, pedwarn0): Delete.
974 (warning, warning_at, pedwarn, permerror): Return bool.
975 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
976 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
977 inform. Update all calls.
978 (diagnose_mismatched_decls): Check return value of warning/pedwarn
979 before giving informative note.
980 (implicit_decl_warning): Likewise.
981 * c-typeck.c (build_function_call): Likewise.
982 * tree-sssa.c (warn_uninit): Likewise.
983 * builtins.c (gimplify_va_arg_expr): Likewise.
985 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
988 * doc/invoke.texi (-Wextra): Move warning from here...
989 (-Wuninitialized): ... to here.
991 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
994 * flags.h (set_Wunused): Delete
995 * toplev.c (process_options): Handle Wunused flags here.
996 * opts.c (maybe_warn_unused_parameter): Delete.
997 (common_handle_option): Replace set_Wunused by warn_unused.
998 (set_Wextra): Do not handle Wunused-parameter here.
999 (set_Wunused): Delete.
1000 * c-opts.c (c_common_handle_option): Replace set_Wunused by
1002 * common.opt (Wunused): Add Var and Init.
1003 (Wunused-function): Likewise.
1004 (Wunused-label): Likewise.
1005 (Wunused-parameter): Likewise.
1006 (Wunused-value): Likewise.
1007 (Wunused-variable): Likewise.
1009 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
1011 * doc/invoke.texi: Add cpu_type power7.
1012 * config.in (HAVE_AS_VSX): New.
1013 * config.gcc: Add cpu_type power7.
1014 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
1016 * configure: Regenerate.
1017 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
1019 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
1020 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
1021 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
1023 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
1025 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
1026 type to vectorize.builtin_conversion.
1027 (vectorizable_conversion): Likewise.
1028 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
1029 integral type as input.
1030 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
1032 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
1033 and ALTIVEC_BUILTIN_VCTSXS.
1034 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
1037 2008-08-08 Richard Guenther <rguenther@suse.de>
1039 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
1040 (surely_varying_stmt_p): Calls are varying only if they are
1041 non-builtin and not indirect or have no result.
1042 (ccp_fold): Re-instantiate code before the tuples merge.
1044 2008-08-08 Richard Guenther <rguenther@suse.de>
1046 PR tree-optimization/37056
1047 * gimple.h (gimple_assign_rhs_class): New helper function.
1048 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
1049 unary operations properly.
1051 2008-08-07 Jan Hubicka <jh@suse.cz>
1053 * i386.h (ix86_size_cost): Declare.
1054 (ix86_cur_cost): New function macro.
1055 * i386.md (peepholes expanding size and splitters): Predicate by
1056 optimize_insn_for_speed_p.
1057 (peepholes reduce size and splitters): Predicate by
1058 optimize_insn_for_size_p.
1059 * i386.c (ix86_size_cost): Rename from ...
1060 (size_cost): This one.
1061 (override_options): Update.
1062 (decide_alg): Likewise.
1063 (ix86_expand_clear): Use RTL profile.
1064 (ix86_pad_returns): Use RTL profile.
1066 2008-08-07 Jan Hubicka <jh@suse.cz>
1068 * recog.c (split_all_insns): Set RTL profile
1069 (peephole2_optimize): Likewise.
1070 * function.c (thread_prologue_and_epilogue_insns): Likewise.
1071 * combine.c (combine_instructions): Likewise.
1073 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1075 * c-common.c (c_common_reswords): Also warn about keyword "bool".
1077 2008-08-07 Bob Wilson <bob.wilson@acm.org>
1079 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
1080 value in a6 after the set_frame_ptr insn.
1082 2008-08-07 Richard Henderson <rth@redhat.com>
1085 * gcc.c (cpp_options): Pass along -g*.
1087 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1089 * config/arm/arm.c (output_move_neon): Update comment describing
1090 big-endian vector layout.
1091 (arm_assemble_integer): Do not handle big-endian NEON vectors
1093 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
1094 neon_vget_lane<mode>_sext_internal,
1095 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
1096 element indices for big-endian.
1098 2008-08-07 Richard Henderson <rth@redhat.com>
1100 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
1101 * configure, config.in: Rebuild.
1102 * debug.h (dwarf2out_do_cfi_asm): Declare.
1103 * c-cppbuiltin.c (c_cpp_builtins): Use it.
1104 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
1105 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
1106 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
1108 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1110 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
1111 movv2si_internal): Combine into mov<mode>_internal.
1112 (movv2si_internal_2): Remove.
1114 2008-08-07 Jan Hubicka <jh@suse.cz>
1117 * i386.md (single stringop patterns): Enable unconditionally.
1119 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
1122 * config/i386/emmintrin.h (_mm_move_epi64): Use
1123 __builtin_ia32_movq128.
1125 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
1126 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
1128 * config/i386/sse.md (sse2_movq128): New.
1130 * doc/extend.texi: Document __builtin_ia32_movq128.
1132 2008-08-07 Richard Guenther <rguenther@suse.de>
1135 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
1136 pointers can access anything.
1138 2008-08-06 Jan Hubicka <jh@suse.cz>
1140 * optabs.c (emit_unop_insn): Break out to ...
1141 (maybe_emit_unop_insn): ... this one.
1142 (expand_sfix_optab): Use maybe variant.
1143 * optabs.h (maybe_emit_unop_insn): Declare.
1145 * i386.md (mov0 patterns): Enable by default.
1146 (FP conversion expanders): Disable expansion of code expanding
1147 sequences when instruction should be optimized for size.
1148 (single strinop patterns): Enable when optimizing for size.
1149 (string expanders): Disable expanding of code expanding sequences
1150 when optimizning instruction for size.
1151 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
1153 (ix86_fp_comparison_sahf_cost): Likewise.
1154 (ix86_expand_branch): Likewise.
1155 (ix86_expand_ashl_const): Likewise.
1156 (ix86_split_ashl): Likewise.
1157 (ix86_expand_strlen): Likewise.
1158 (ix86_emit_fp_unordered_jump): Likewie.
1160 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1162 * c-common.c: Fix typo.
1163 (c_common_reswords): Activate more C++ keyword warnings.
1165 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
1167 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1170 * diagnostic.c (permerror_at): New.
1171 * toplev.h (permerror_at): Declare.
1173 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
1174 Ira Rosen <irar@il.ibm.com>
1176 * tree-vect-transform.c (vect_model_simple_cost): Return
1177 immediately if stmt is pure SLP.
1178 (vect_model_store_cost): Ditto.
1179 (vect_model_load_cost): Ditto.
1180 (vectorizable_store): Remove PURE_SLP check before call
1181 to vect_model_store_cost.
1182 (vect_model_store_cost): When checking whether stmt describe
1183 strided access, add a check that it is not slp_node.
1185 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1188 * c-common.c (warn_for_sign_compare): New. Handle separately the
1189 case that 'constant' is zero.
1190 * c-typeck.c (build_binary_op): Move code to c-common.c
1192 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1194 * config/alpha/alpha.c (alpha_preferred_reload_class,
1195 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
1196 alpha_output_mi_thunk_osf): Avoid C++ keywords.
1197 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
1198 * config/arm/arm.md: Likewise.
1199 * config/avr/avr-protos.h (preferred_reload_class,
1200 test_hard_reg_class, avr_simplify_comparison_p,
1201 out_shift_with_cnt, class_max_nregs): Likewise.
1202 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
1203 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
1204 preferred_reload_class, test_hard_reg_class): Likewise.
1205 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
1206 bfin_memory_move_cost, bfin_secondary_reload,
1207 bfin_output_mi_thunk): Likewise.
1208 * config/crx/crx.c (crx_secondary_reload_class,
1209 crx_memory_move_cost): Likewise.
1210 * config/frv/frv-protos.h (frv_secondary_reload_class,
1211 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
1212 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
1213 frv_secondary_reload_class, frv_class_likely_spilled_p,
1214 frv_class_max_nregs): Likewise.
1215 * config/h8300/h8300.c (h8300_classify_operand,
1216 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
1218 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
1219 * config/ia64/ia64.c (ia64_preferred_reload_class,
1220 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
1221 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
1222 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
1224 * config/m68hc11/m68hc11.c (preferred_reload_class,
1225 m68hc11_memory_move_cost): Likewise.
1226 * config/mcore/mcore.c (mcore_secondary_reload_class,
1227 mcore_reload_class): Likewise.
1228 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
1229 mips_class_max_nregs, mips_cannot_change_mode_class,
1230 mips_preferred_reload_class, mips_secondary_reload_class,
1231 mips_output_mi_thunk): Likewise.
1232 * config/mmix/mmix.c (mmix_preferred_reload_class,
1233 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
1235 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1237 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
1238 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
1239 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1240 * config/rs6000/rs6000.c (paired_expand_vector_init,
1241 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
1242 compare_section_name, rs6000_memory_move_cost): Likewise.
1243 * config/s390/s390.c (s390_emit_compare_and_swap,
1244 s390_preferred_reload_class, s390_secondary_reload,
1245 legitimize_pic_address, legitimize_tls_address,
1246 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
1247 s390_class_max_nregs): Likewise.
1248 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1249 * config/s390/s390.md: Likewise.
1250 * config/score/score-protos.h (score_secondary_reload_class,
1251 score_preferred_reload_class): Likewise.
1252 * config/score/score.c (score_preferred_reload_class,
1253 score_secondary_reload_class): Likewise.
1254 * config/score/score3.c (score3_output_mi_thunk,
1255 score3_preferred_reload_class, score3_secondary_reload_class,
1256 score3_hard_regno_mode_ok): Likewise.
1257 * config/score/score3.h (score3_preferred_reload_class,
1258 score3_secondary_reload_class): Likewise.
1259 * config/score/score7.c (score7_output_mi_thunk,
1260 score7_preferred_reload_class, score7_secondary_reload_class,
1261 score7_hard_regno_mode_ok): Likewise.
1262 * config/score/score7.h (score7_preferred_reload_class,
1263 score7_secondary_reload_class): Likewise.
1264 * config/sh/sh.c (prepare_move_operands, output_far_jump,
1265 output_branchy_insn, add_constant, gen_block_redirect,
1266 sh_insn_length_adjustment, sh_cannot_change_mode_class,
1267 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
1269 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1270 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
1271 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
1272 xstormy16_preferred_reload_class): Likewise.
1273 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
1274 xtensa_expand_atomic, override_options,
1275 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
1277 * reorg.c (try_merge_delay_insns): Likewise.
1278 * tree.c (merge_dllimport_decl_attributes): Likewise.
1280 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
1282 2008-08-06 Michael Matz <matz@suse.de>
1284 * Makefile.in (write_entries_to_file): Quote words.
1285 * gengtype.c: (read_input_line): Skip over leading white-space.
1287 2008-08-06 Marc Gauthier <marc@tensilica.com>
1289 * config.gcc: Match more processor names for Xtensa.
1290 * configure.ac: Likewise.
1291 * doc/install.texi (Specific): Likewise.
1292 * configure: Regenerate.
1294 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1296 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
1297 * calls.c (avoid_likely_spilled_reg): Likewise.
1298 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
1299 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
1300 * config/i386/i386.c (ix86_expand_special_args_builtin,
1301 ix86_secondary_reload): Likewise.
1302 * except.c (struct eh_region, gen_eh_region_catch,
1303 remove_unreachable_regions, duplicate_eh_regions,
1304 assign_filter_values, build_post_landing_pads,
1305 sjlj_find_directly_reachable_regions, remove_eh_handler,
1306 reachable_next_level, foreach_reachable_handler,
1307 can_throw_internal_1, can_throw_external_1,
1308 collect_one_action_chain): Likewise.
1309 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
1310 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
1311 * function.c (update_temp_slot_address, instantiate_new_reg,
1312 instantiate_virtual_regs_in_rtx,
1313 instantiate_virtual_regs_in_insn): Likewise.
1314 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
1315 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
1316 gimplify_cleanup_point_expr): Likewise.
1317 * ipa-cp.c (ipcp_lattice_changed): Likewise.
1318 * passes.c (next_pass_1): Likewise.
1319 * print-tree.c (print_node_brief, print_node): Likewise.
1320 * profile.c (branch_prob): Likewise.
1321 * tree-dump.c (dump_register): Likewise.
1322 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
1324 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
1325 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
1326 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
1327 copy_arguments_for_versioning, copy_static_chain): Likewise.
1328 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
1329 add_new_name_mapping, register_new_name_mapping): Likewise.
1330 * tree-mudflap.c (mf_xform_derefs): Likewise.
1331 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
1332 get_init_expr, combine_chains): Likewise.
1333 * tree-pretty-print.c (dump_generic_node): Likewise.
1334 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
1335 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
1336 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
1337 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
1339 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1342 * calls.c (expand_call): Use the biggest preferred stack
1345 2008-08-06 Michael Matz <matz@suse.de>
1348 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
1349 for reused reload, instead of overwriting them.
1351 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1354 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
1355 for incoming stack boundary.
1357 * function.c (assign_parm_find_entry_rtl): Update
1358 parm_stack_boundary.
1360 * function.h (rtl_data): Add parm_stack_boundary.
1362 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
1363 parm_stack_boundary for incoming stack boundary.
1365 2008-08-06 Joseph Myers <joseph@codesourcery.com>
1367 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
1368 for unrepresentable subregs or treat them as equal to other regs
1369 or subregs with the same register number.
1371 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
1374 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
1377 2008-08-06 Jan Hubicka <jh@suse.cz>
1379 * predict.c (maybe_hot_frequency_p): When profile is absent, all
1380 frequencies might be hot.
1382 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
1384 * reload.c (find_reloads): Force constants into literal pool
1385 also if they are wrapped in a SUBREG.
1387 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1390 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
1391 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
1392 Don't allow predicated instructions for data speculation.
1393 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
1396 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1398 * haifa-sched.c (extend_global): Split to extend_global_data and
1399 extend_region_data. Update all uses.
1400 (extend_all): Rename to extend_block_data.
1402 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1404 * sched-rgn.c (new_ready): Check if instruction can be
1405 speculatively scheduled before attempting speculation.
1406 (debug_rgn_dependencies): Remove wrongful assert.
1408 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1410 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
1412 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1414 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
1415 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
1416 va_size, and type_size.
1418 2008-08-04 Jason Merrill <jason@redhat.com>
1421 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
1422 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
1424 2008-08-05 Richard Henderson <rth@redhat.com>
1426 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
1427 * configure: Rebuild.
1429 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1432 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
1433 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
1436 2008-08-05 Richard Henderson <rth@redhat.com>
1438 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
1439 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
1440 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
1441 * common.opt (fdwarf2-cfi-asm): New.
1442 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
1443 * config.in, configure: Rebuild.
1444 * dwarf2asm.c (dw2_asm_output_data_raw): New.
1445 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
1446 (dw2_force_const_mem): Externalize.
1447 * dwarf2asm.h: Update.
1448 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
1449 generate a real label.
1450 (output_cfi_directive): New.
1451 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
1452 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
1453 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
1455 (dwarf2out_end_epilogue): Emit .cfi_endproc.
1456 (output_loc_operands_raw, output_loc_sequence_raw): New.
1457 (output_cfa_loc_raw): New.
1459 2008-08-05 Paul Brook <paul@codesourcery.com>
1461 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
1462 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
1463 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
1464 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
1465 * config/arm/arm.h (TARGET_VFPD32): Define.
1466 (TARGET_VFP3): Use TARGET_VFPD32.
1467 (fputype): Add FPUTYPE_VFP3D16.
1468 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
1469 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
1470 * config/arm/arm-cores.def: Add cortex-r4f.
1471 * config/arm/arm-tune.md: Regenerate.
1473 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1475 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
1476 Reword some comments throughout the file.
1478 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
1479 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
1480 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
1481 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
1483 (MFC_START_ENABLE): Remove PPU-only define.
1484 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
1485 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
1487 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
1488 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
1489 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
1490 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
1491 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
1492 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
1493 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
1495 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
1496 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
1497 (mfc_sdcrt, mfc_sdcrtst): Likewise.
1498 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
1500 (spu_read_machine_status): Fix typo.
1502 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1504 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
1505 SUBREG of multi-word hard register.
1506 * config/spu/spu.c (valid_subreg): Likewise.
1507 (adjust_operand): Handle SUBREGs of multi-word hard registers.
1509 2008-08-04 Richard Guenther <rguenther@suse.de>
1511 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
1512 the candidate with the stripped base if that base is different
1513 from the original base even for offset zero.
1515 2008-08-04 Richard Guenther <rguenther@suse.de>
1518 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
1519 check for no_overflow.
1521 2008-08-04 Richard Guenther <rguenther@suse.de>
1523 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
1525 2008-08-04 Paul Brook <paul@codesourcery.com>
1527 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
1528 (arm_order_regs_for_local_alloc): New function.
1529 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
1531 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
1533 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1536 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
1537 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
1538 (ix86_expand_epilogue): Likewise.
1540 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1542 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
1545 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1547 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
1548 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
1549 (*movv2sf_internal_rex64): Ditto.
1551 2008-08-03 Jan Hubicka <jh@suse.cz>
1553 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
1554 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
1555 * expmed.c (expand_smod_pow2): Likewise.
1557 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1560 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
1561 alternative 0 of operand 1.
1562 (*vec_concatv2di_rex64_sse): Ditto.
1563 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
1565 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
1566 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
1567 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
1568 (*movv2sf_internal_rex64): Ditto.
1570 2008-08-02 Richard Guenther <rguenther@suse.de>
1573 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
1574 (ssedoublesizemode): New mode attribute.
1575 (sse_shufps): Call gen_sse_shufps_v4sf.
1576 (sse_shufps_1): Macroize.
1577 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
1578 (sse2_shufpd_1): Macroize.
1579 (vec_extract_odd, vec_extract_even): New expanders.
1580 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
1581 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
1582 * i386.c (ix86_expand_vector_init_one_nonzero): Call
1583 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
1584 (ix86_expand_vector_set): Likewise.
1585 (ix86_expand_reduc_v4sf): Likewise.
1587 2008-08-01 Doug Kwan <dougkwan@google.com>
1589 * matrix-reorg.c: Re-enable all code.
1590 (struct malloc_call_data): Change CALL_STMT to gimple type.
1591 (collect_data_for_malloc_call): Tuplify.
1592 (struct access_site_info): Change STMT to gimple type.
1593 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
1594 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
1595 (struct free_info): Change STMT to gimple type.
1596 (struct matrix_access_phi_node): Change PHI to gimple type.
1597 (get_inner_of_cast_expr): Remove.
1598 (may_flatten_matrices_1): Tuplify.
1599 (may_flatten_matrices): Ditto.
1600 (mark_min_matrix_escape_level): Ditto.
1601 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
1602 (ssa_accessed_in_call_rhs): New
1603 (ssa_accessed_in_assign_rhs): New
1604 (record_access_alloc_site_info): Tuplify.
1605 (add_allocation_site): Ditto.
1606 (analyze_matrix_allocation_site): Ditto.
1607 (analyze_transpose): Ditto.
1608 (get_index_from_offset): Ditto.
1609 (update_type_size): Ditto.
1610 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
1611 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
1612 (analyze_accesses_for_phi_node): Tuplify.
1613 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
1614 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
1615 (analyze_matrix_accesses): Tuplify.
1616 (check_var_data): New call-back type for check_var_notmodified_p.
1617 (check_var_notmodified_p): Tuplify and use call-back struct to
1618 return statement found.
1619 (can_calculate_expr_before_stmt): Factor out statement related code
1621 (can_calculate_stmt_before_stmt): New.
1622 (check_allocation_function): Tuplify.
1623 (find_sites_in_func): Ditto.
1624 (record_all_accesses_in_func): Ditto.
1625 (transform_access_sites): Ditto.
1626 (transform_allocation_sites): Ditto.
1627 (matrix_reorg): Re-enable.
1628 (gate_matrix_reorg): Re-enable.
1630 2008-08-01 Jakub Jelinek <jakub@redhat.com>
1632 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
1633 for labels for which it hasn't been set yet. If it has been set,
1634 stop walking insns and continue with next worklist item.
1635 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
1636 if the only BARRIER is at the very end of a function.
1638 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
1640 * cfgexpand.c (expand_stack_alignment): Assert that
1641 stack_realign_drap and drap_rtx must match.
1643 * function.c (instantiate_new_reg): If DRAP is used to realign
1644 stack, replace virtual_incoming_args_rtx with internal arg
1647 2008-08-01 Richard Guenther <rguenther@suse.de>
1649 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
1650 loop information only if we initialized it.
1651 (execute_pre): Call fini_pre with in_fre.
1652 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
1653 if we do not unroll because we hit max-completely-peeled-insns.
1654 Use our estimation for consistency, do allow shrinking.
1656 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
1658 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
1659 with MIN_STACK_BOUNDARY.
1660 (ix86_update_stack_boundary): Likewise.
1661 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
1664 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
1665 (MIN_STACK_BOUNDARY): This.
1667 2008-08-01 Richard Guenther <rguenther@suse.de>
1670 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
1672 2008-08-01 Richard Guenther <rguenther@suse.de>
1674 PR tree-optimization/36988
1675 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
1676 do not matter if that doesn't change volatile qualification.
1678 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
1680 * configure.ac: Do not generate libada-mk. Do not subst
1682 * libada-mk.in: Remove.
1683 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
1684 * configure: Regenerate.
1686 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
1688 * tree-pass.h: Added comment about not dumping passes with name
1689 starting with star in struct opt_pass.
1690 * passes.c (register_dump_files_1): Don't do dump for a pass with
1691 name starting with star.
1692 * doc/passes.texi (Pass manager): Mention pass names and special
1693 meaning of star prefix to avoid dump.
1695 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
1697 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
1699 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
1700 (ISA_MIPS64R2): New macro.
1701 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
1702 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
1703 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
1704 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
1705 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
1706 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
1707 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
1708 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
1709 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
1710 Move up to keep list alphabetically sorted.
1711 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
1712 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
1714 * doc/invoke.texi (MIPS Options): Add -mips64r2.
1715 (-march=@var{arch}): Add mips64r2.
1717 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1719 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
1721 2008-07-31 Steve Ellcey <sje@cup.hp.com>
1723 * expr.c (expand_assignment): Check for complete type.
1725 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1728 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
1730 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
1731 for stack alignment.
1733 * function.h (rtl_data): Add stack_realign_tried. Update comments.
1735 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
1737 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
1738 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
1740 2008-07-31 Jakub Jelinek <jakub@redhat.com>
1742 PR rtl-optimization/36419
1743 * dwarf2out.c (barrier_args_size): New variable.
1744 (compute_barrier_args_size, compute_barrier_args_size_1): New
1746 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
1747 if not called yet in the current function, use barrier_args_size
1748 array to find the new args_size value.
1749 (dwarf2out_frame_debug): Free and clear barrier_args_size.
1751 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1754 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
1757 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1760 * dwarf2out.c (dwarf2out_args_size_adjust): New.
1761 (dwarf2out_stack_adjust): Use it.
1762 (dwarf2out_frame_debug_expr): Likewise.
1764 2008-07-31 Richard Guenther <rguenther@suse.de>
1766 PR tree-optimization/36978
1767 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
1768 the generated condition.
1770 2008-07-31 Richard Guenther <rguenther@suse.de>
1772 * passes.c (init_optimization_passes): Always call
1773 pass_early_warn_uninitialized.
1774 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
1775 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
1776 * doc/passes.texi (Warn for uninitialized variables): Adjust.
1778 2008-07-31 Jakub Jelinek <jakub@redhat.com>
1781 * builtins.c (maybe_emit_free_warning): New function.
1782 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
1783 maybe_emit_free_warning for BUILT_IN_FREE.
1786 * dwarf2out.c (get_context_die): New function.
1787 (force_decl_die, force_type_die): Use it.
1788 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
1789 returns NULL, force generation of DW_TAG_typedef and put that into
1792 PR preprocessor/36649
1793 * c-pch.c (c_common_read_pch): Save and restore
1794 line_table->trace_includes across PCH restore.
1796 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
1799 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
1801 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
1804 * final.c (call_from_call_insn): Handle COND_EXEC.
1806 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
1808 * builtins.c (std_gimplify_va_arg_expr): Replace
1809 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
1810 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1812 2008-07-30 Joey Ye <joey.ye@intel.com>
1813 H.J. Lu <hongjiu.lu@intel.com>
1815 * builtins.c (expand_builtin_setjmp_receiver): Replace
1816 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
1817 (expand_builtin_apply_args_1): Likewise.
1818 (expand_builtin_longjmp): Need DRAP for stack alignment.
1819 (expand_builtin_apply): Likewise.
1821 * caller-save.c (setup_save_areas): Call assign_stack_local_1
1822 instead of assign_stack_local to allow alignment reduction.
1824 * calls.c (emit_call_1): Need DRAP for stack alignment if
1826 (expand_call): Replace virtual_incoming_args_rtx with
1827 crtl->args.internal_arg_pointer.
1828 * stmt.c (expand_nl_goto_receiver): Likewise.
1830 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
1831 alignment and store to stack_alignment_estimated and
1832 max_used_stack_slot_alignment.
1833 (expand_one_var): Likewise.
1834 (expand_stack_alignment): New function.
1835 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
1836 and stack_alignment_estimated fields in rtl_data. Call
1837 expand_stack_alignment at end.
1839 * defaults.h (INCOMING_STACK_BOUNDARY): New.
1840 (MAX_STACK_ALIGNMENT): Likewise.
1841 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
1842 (SUPPORTS_STACK_ALIGNMENT): Likewise.
1844 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
1845 stack alignment when generating virtual registers.
1847 * function.c (assign_stack_local): Renamed to ...
1848 (assign_stack_local_1): This. Add a parameter to indicate
1849 if it is OK to reduce alignment.
1850 (assign_stack_local): Use it.
1851 (instantiate_new_reg): Instantiate virtual incoming args rtx
1852 to vDRAP if stack realignment and DRAP is needed.
1853 (assign_parms): Collect parameter/return type alignment and
1854 contribute to stack_alignment_estimated.
1855 (locate_and_pad_parm): Likewise.
1856 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
1857 with crtl->args.internal_arg_pointer.
1859 * function.h (rtl_data): Add new field drap_reg,
1860 max_used_stack_slot_alignment, stack_alignment_estimated,
1861 stack_realign_needed, need_drap, stack_realign_processed and
1862 stack_realign_finalized.
1863 (stack_realign_fp): New macro.
1864 (stack_realign_drap): Likewise.
1866 * global.c (compute_regsets): Frame pointer is needed when
1867 stack is realigned. Can eliminate frame pointer when stack is
1868 realigned and dynamic realigned argument pointer isn't used.
1870 * reload1.c (update_eliminables): Frame pointer is needed
1871 when stack is realigned.
1872 (init_elim_table): Can eliminate frame pointer when stack is
1873 realigned and dynamic realigned argument pointer isn't used.
1875 * rtl.h (assign_stack_local_1): Declare new funtion.
1877 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
1878 (TARGET_GET_DRAP_RTX): Likewise.
1879 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
1880 TARGET_GET_DRAP_RTX.
1882 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
1884 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
1885 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
1887 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
1888 H.J. Lu <hongjiu.lu@intel.com>
1890 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
1891 vdrap_reg, stack_realign and drap_reg_saved.
1892 (add_cfi): Don't allow redefining CFA when DRAP is used.
1893 (reg_save): Handle stack alignment.
1894 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
1895 alignment. Don't generate DWARF information for (set fp sp)
1897 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
1899 (int_loc_descriptor): Move prototype forward. Also define if
1900 DWARF2_UNWIND_INFO is true.
1901 (output_cfa_loc): Handle DW_CFA_expression.
1902 (build_cfa_aligned_loc): New.
1903 (based_loc_descr): Update assert for stack realign. For local
1904 variables, use sp+offset when stack is aligned without drap and
1905 fp+offset when stack is aligned with drap. For arguments, use
1906 cfa+offset when drap is used to align stack.
1908 2008-07-30 Joey Ye <joey.ye@intel.com>
1909 H.J. Lu <hongjiu.lu@intel.com>
1911 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
1913 (ix86_gen_andsp): New.
1914 (ix86_user_incoming_stack_boundary): Likewise.
1915 (ix86_default_incoming_stack_boundary): Likewise.
1916 (ix86_incoming_stack_boundary): Likewise.
1917 (ix86_can_eliminate): Likewise.
1918 (find_drap_reg): Likewise.
1919 (ix86_update_stack_boundary): Likewise.
1920 (ix86_get_drap_rtx): Likewise.
1921 (ix86_finalize_stack_realign_flags): Likewise.
1922 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
1923 (TARGET_GET_DRAP_RTX): Likewise.
1924 (override_options): Overide option value for new options.
1925 (ix86_function_ok_for_sibcall): Remove check for
1926 force_align_arg_pointer.
1927 (ix86_handle_cconv_attribute): Likewise.
1928 (ix86_function_regparm): Likewise.
1929 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
1930 (ix86_va_start): Replace virtual_incoming_args_rtx with
1931 crtl->args.internal_arg_pointer.
1932 (ix86_select_alt_pic_regnum): Check DRAP register.
1933 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
1934 (ix86_compute_frame_layout): Compute frame layout wrt stack
1936 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
1937 (ix86_expand_prologue): Decide if stack realignment is needed
1938 and generate prologue code accordingly.
1939 (ix86_expand_epilogue): Generate epilogue code wrt stack
1940 realignment is really needed or not.
1942 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
1943 (ABI_STACK_BOUNDARY): Likewise.
1944 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
1945 (STACK_REALIGN_DEFAULT): Likewise.
1946 (INCOMING_STACK_BOUNDARY): Likewise.
1947 (MAX_STACK_ALIGNMENT): Likewise.
1948 (ix86_incoming_stack_boundary): Likewise.
1949 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
1950 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
1951 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
1952 (machine_function): Remove force_align_arg_pointer.
1954 * config/i386/i386.md (BX_REG): New.
1955 (R13_REG): Likewise.
1957 * config/i386/i386.opt (mforce_drap): New.
1958 (mincoming-stack-boundary): Likewise.
1959 (mstackrealign): Add Init(-1).
1961 * config/i386/i386-protos.h (ix86_can_eliminate): New
1963 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
1965 * doc/extend.texi: Update force_align_arg_pointer.
1967 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
1970 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
1971 (INCOMING_STACK_BOUNDARY): Likewise.
1972 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
1973 (TARGET_GET_DRAP_RTX): Likewise.
1975 2008-07-30 Andreas Schwab <schwab@suse.de>
1977 PR rtl-optimization/36929
1978 * dse.c (replace_inc_dec): Use emit_insn_before instead of
1979 add_insn_before and fix argument order.
1980 (replace_inc_dec_mem): Handle NULL rtx.
1982 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
1984 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
1986 (arm_compute_initial_elimination_offset): Use it.
1987 (arm_compute_save_reg_mask): Include static chain save slot when
1988 calculating alignment.
1989 (arm_get_frame_offsets): Ditto.
1990 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
1991 that we can use to decrement the stack when the stack decrement
1992 could be too big for an immediate value in a single insn.
1993 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
1995 2008-07-30 Richard Guenther <rguenther@suse.de>
1997 PR tree-optimization/36967
1998 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
1999 Release defs of statements we remove.
2001 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2003 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
2004 instead of NULL_RTVEC.
2006 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2010 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
2013 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
2015 * final.c (call_from_call_insn): New.
2016 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
2018 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
2020 * configure.ac: Substitute ADA_CFLAGS.
2021 * configure: Regenerate.
2022 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
2023 * Makefile.in: Remove mention of X_* variables.
2024 * config/pa/x-ada-hpux10: Remove.
2025 * config/pa/x-ada: Remove.
2027 * doc/fragments.texi: Update.
2029 2008-07-30 Olivier Hainque <hainque@adacore.com>
2031 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
2032 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
2033 __dso_handle explicitly here.
2035 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2038 * c-typeck.c (build_binary_op): Encapsulate code into...
2039 * c-common.c (shorten_binary_op): ...this new function.
2040 (conversion_warning): Use the new function. Handle non-negative
2041 constant in bitwise-and.
2042 * c-common.h (shorten_binary_op): Declare.
2044 2008-07-30 Olivier Hainque <hainque@adacore.com>
2046 * scan.c (make_sstring_space): Add explicit conversions of
2047 allocator's return value.
2048 * fix-header.c (recognized_function): Likewise.
2050 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2052 * doc/cpp.texi: Update to GFDL 1.2.
2053 * doc/gcc.texi: Do not list GPL as Invariant Section.
2054 * doc/gccint.texi: Likewise. Update copyright years.
2055 * doc/install.texi: Update copyright years.
2057 2008-07-30 Alan Modra <amodra@bigpond.net.au>
2060 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
2061 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
2063 2008-07-29 Jan Hubicka <jh@suse.cz>
2065 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
2066 (grokdeclarator): Likewise.
2067 * langhooks.c (lhd_warn_unused_global_decl): Use
2068 DECL_DECLARED_INLINE_P.
2069 * print-tree.c (print_node): Remove DECL_INLINE check.
2071 2008-07-29 Richard Guenther <rguenther@suse.de>
2073 PR tree-optimization/36945
2074 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
2075 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
2076 Record invariant addresses un-decomposed.
2077 (copy_reference_ops_from_call): Record reference call
2078 arguments properly. Simplify.
2079 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
2080 helper split out from ...
2081 (create_component_ref_by_pieces): ... here. Simplify.
2082 Prepare for recursive invocation for call arguments.
2083 (create_expression_by_pieces): Adjust call to
2084 create_component_ref_by_pieces.
2085 (compute_avail): Process operand 2 of reference ops.
2087 2008-07-29 Richard Guenther <rguenther@suse.de>
2089 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
2091 2008-07-29 Jakub Jelinek <jakub@redhat.com>
2093 * c-format.c (check_format_types): Revert unwanted checkin.
2095 2008-07-29 Jan Hubicka <jh@suse.cz>
2097 * flags.h (flag_really_no_inline): Remove.
2098 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
2099 * toplev.c (flag_really_no_inline): Remove.
2100 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
2101 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
2102 (cgraph_decide_inlining_incrementally): Likewise.
2103 (compute_inline_parameters): Likewise.
2104 * opts.c (decode_options): Simplify.
2105 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
2106 * common.opt (finline): Initialize to 1.
2107 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
2109 2008-07-29 Jan Hubicka <jh@suse.cz>
2111 * predict.c (always_optimize_for_size_p): New function.
2112 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2113 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2114 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
2116 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
2117 * function.c (prepare_function_start): Set default profile.
2118 * function.h (rtl_data): Add maybe_hot_insn_p.
2119 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
2120 (construct_exit_block): Likewise.
2121 (tree_expand_cfg): Likewise.
2123 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2124 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2125 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
2126 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
2129 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2132 * c-decl.c (merge_decls): Merge USED flags.
2134 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
2136 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
2137 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
2138 next_stack, lab_false and lab_over trees.
2140 2008-07-28 Richard Guenther <rguenther@suse.de>
2142 PR tree-optimization/36957
2143 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
2144 (useless_type_conversion_p): Remove.
2145 (types_compatible_p): Remove.
2146 * gimple.h (tree_ssa_useless_type_conversion): Declare.
2147 (useless_type_conversion_p): Declare.
2148 (types_compatible_p): Declare.
2149 (gimple_expr_type): Return the base type only if it is
2150 trivially convertible to the subtype.
2152 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
2154 * configure.ac: Use the m4_do macro to concatenate the warnings into
2155 one string in ACX_PROG_CC_WARNING_OPTS,
2156 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
2157 * configure: Regenerate.
2159 2008-07-28 Richard Guenther <rguenther@suse.de>
2161 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
2162 (insert_fake_stores): Remove.
2163 (realify_fake_stores): Likewise.
2164 (execute_pre): Remove dead code.
2165 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
2166 (find_func_aliases): Deal with it here instead.
2167 Re-enable gcc_unreachable call.
2169 2008-07-28 Richard Guenther <rguenther@suse.de>
2171 Merge from gimple-tuples-branch.
2173 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
2174 * gimple.def: New file.
2175 * gsstruct.def: Likewise.
2176 * gimple-iterator.c: Likewise.
2177 * gimple-pretty-print.c: Likewise.
2178 * tree-gimple.c: Removed. Merged into ...
2179 * gimple.c: ... here. New file.
2180 * tree-gimple.h: Removed. Merged into ...
2181 * gimple.h: ... here. New file.
2183 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
2184 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
2185 --enable-checking=gimple flag.
2186 * config.in: Likewise.
2187 * configure: Regenerated.
2189 * tree-ssa-operands.h: Tuplified.
2190 * tree-vrp.c: Likewise.
2191 * tree-loop-linear.c: Likewise.
2192 * tree-into-ssa.c: Likewise.
2193 * tree-ssa-loop-im.c: Likewise.
2194 * tree-dump.c: Likewise.
2195 * tree-complex.c: Likewise.
2196 * cgraphbuild.c: Likewise.
2197 * tree-ssa-threadupdate.c: Likewise.
2198 * tree-ssa-loop-niter.c: Likewise.
2199 * tree-pretty-print.c: Likewise.
2200 * tracer.c: Likewise.
2201 * gengtype.c: Likewise.
2202 * tree-loop-distribution.c: Likewise.
2203 * tree-ssa-loop-unswitch.c: Likewise.
2204 * cgraph.c: Likewise.
2205 * cgraph.h: Likewise.
2206 * tree-ssa-loop-manip.c: Likewise.
2207 * value-prof.c: Likewise.
2208 * tree-ssa-loop-ch.c: Likewise.
2209 * tree-tailcall.c: Likewise.
2210 * value-prof.h: Likewise.
2213 * tree-pass.h: Likewise.
2214 * ipa-cp.c: Likewise.
2215 * tree-scalar-evolution.c: Likewise.
2216 * tree-scalar-evolution.h: Likewise.
2217 * target.h: Likewise.
2218 * lambda-mat.c: Likewise.
2219 * tree-phinodes.c: Likewise.
2220 * diagnostic.h: Likewise.
2221 * builtins.c: Likewise.
2222 * tree-ssa-alias-warnings.c: Likewise.
2223 * cfghooks.c: Likewise.
2224 * fold-const.c: Likewise.
2225 * cfghooks.h: Likewise.
2226 * omp-low.c: Likewise.
2227 * tree-ssa-dse.c: Likewise.
2228 * ipa-reference.c: Likewise.
2229 * tree-ssa-uncprop.c: Likewise.
2230 * toplev.c: Likewise.
2231 * tree-gimple.c: Likewise.
2232 * tree-gimple.h: Likewise.
2233 * tree-chrec.c: Likewise.
2234 * tree-chrec.h: Likewise.
2235 * tree-ssa-sccvn.c: Likewise.
2236 * tree-ssa-sccvn.h: Likewise.
2237 * cgraphunit.c: Likewise.
2238 * tree-ssa-copyrename.c: Likewise.
2239 * tree-ssa-ccp.c: Likewise.
2240 * tree-ssa-loop-ivopts.c: Likewise.
2241 * tree-nomudflap.c: Likewise.
2242 * tree-call-cdce.c: Likewise.
2243 * ipa-pure-const.c: Likewise.
2244 * c-format.c: Likewise.
2245 * tree-stdarg.c: Likewise.
2246 * tree-ssa-math-opts.c: Likewise.
2247 * tree-ssa-dom.c: Likewise.
2248 * tree-nrv.c: Likewise.
2249 * tree-ssa-propagate.c: Likewise.
2250 * ipa-utils.c: Likewise.
2251 * tree-ssa-propagate.h: Likewise.
2252 * tree-ssa-alias.c: Likewise.
2253 * gimple-low.c: Likewise.
2254 * tree-ssa-sink.c: Likewise.
2255 * ipa-inline.c: Likewise.
2256 * c-semantics.c: Likewise.
2257 * dwarf2out.c: Likewise.
2259 * tree-ssa-loop-ivcanon.c: Likewise.
2260 * predict.c: Likewise.
2261 * tree-ssa-loop.c: Likewise.
2262 * tree-parloops.c: Likewise.
2263 * tree-ssa-address.c: Likewise.
2264 * tree-ssa-ifcombine.c: Likewise.
2265 * matrix-reorg.c: Likewise.
2266 * c-decl.c: Likewise.
2267 * tree-eh.c: Likewise.
2268 * c-pretty-print.c: Likewise.
2269 * lambda-trans.c: Likewise.
2270 * function.c: Likewise.
2271 * langhooks.c: Likewise.
2272 * ebitmap.h: Likewise.
2273 * tree-vectorizer.c: Likewise.
2274 * function.h: Likewise.
2275 * langhooks.h: Likewise.
2276 * tree-vectorizer.h: Likewise.
2277 * ipa-type-escape.c: Likewise.
2278 * ipa-type-escape.h: Likewise.
2279 * domwalk.c: Likewise.
2280 * tree-if-conv.c: Likewise.
2281 * profile.c: Likewise.
2282 * domwalk.h: Likewise.
2283 * tree-data-ref.c: Likewise.
2284 * tree-data-ref.h: Likewise.
2285 * tree-flow-inline.h: Likewise.
2286 * tree-affine.c: Likewise.
2287 * tree-vect-analyze.c: Likewise.
2288 * c-typeck.c: Likewise.
2289 * gimplify.c: Likewise.
2290 * coretypes.h: Likewise.
2291 * tree-ssa-phiopt.c: Likewise.
2292 * calls.c: Likewise.
2293 * tree-ssa-coalesce.c: Likewise.
2294 * tree.def: Likewise.
2295 * tree-dfa.c: Likewise.
2296 * except.c: Likewise.
2297 * except.h: Likewise.
2298 * cfgexpand.c: Likewise.
2299 * tree-cfgcleanup.c: Likewise.
2300 * tree-ssa-pre.c: Likewise.
2301 * tree-ssa-live.c: Likewise.
2302 * tree-sra.c: Likewise.
2303 * tree-ssa-live.h: Likewise.
2304 * tree-predcom.c: Likewise.
2305 * lambda.h: Likewise.
2306 * tree-mudflap.c: Likewise.
2307 * ipa-prop.c: Likewise.
2308 * print-tree.c: Likewise.
2309 * tree-ssa-copy.c: Likewise.
2310 * ipa-prop.h: Likewise.
2311 * tree-ssa-forwprop.c: Likewise.
2312 * ggc-page.c: Likewise.
2313 * c-omp.c: Likewise.
2314 * tree-ssa-dce.c: Likewise.
2315 * tree-vect-patterns.c: Likewise.
2316 * tree-ssa-ter.c: Likewise.
2317 * tree-nested.c: Likewise.
2318 * tree-ssa.c: Likewise.
2319 * lambda-code.c: Likewise.
2320 * tree-ssa-loop-prefetch.c: Likewise.
2321 * tree-inline.c: Likewise.
2322 * tree-inline.h: Likewise.
2323 * tree-iterator.c: Likewise.
2324 * tree-optimize.c: Likewise.
2325 * tree-ssa-phiprop.c: Likewise.
2326 * tree-vect-transform.c: Likewise.
2327 * tree-object-size.c: Likewise.
2328 * tree-outof-ssa.c: Likewise.
2329 * cfgloop.c: Likewise.
2330 * system.h: Likewise.
2331 * tree-profile.c: Likewise.
2332 * cfgloop.h: Likewise.
2333 * c-gimplify.c: Likewise.
2334 * c-common.c: Likewise.
2335 * tree-vect-generic.c: Likewise.
2336 * tree-flow.h: Likewise.
2337 * c-common.h: Likewise.
2338 * basic-block.h: Likewise.
2339 * tree-ssa-structalias.c: Likewise.
2340 * tree-switch-conversion.c: Likewise.
2341 * tree-ssa-structalias.h: Likewise.
2342 * tree-cfg.c: Likewise.
2343 * passes.c: Likewise.
2344 * ipa-struct-reorg.c: Likewise.
2345 * ipa-struct-reorg.h: Likewise.
2346 * tree-ssa-reassoc.c: Likewise.
2347 * cfgrtl.c: Likewise.
2348 * varpool.c: Likewise.
2350 * tree-ssanames.c: Likewise.
2351 * tree-ssa-threadedge.c: Likewise.
2352 * langhooks-def.h: Likewise.
2353 * tree-ssa-operands.c: Likewise.
2354 * config/alpha/alpha.c: Likewise.
2355 * config/frv/frv.c: Likewise.
2356 * config/s390/s390.c: Likewise.
2357 * config/m32c/m32c.c: Likewise.
2358 * config/m32c/m32c-protos.h: Likewise.
2359 * config/spu/spu.c: Likewise.
2360 * config/sparc/sparc.c: Likewise.
2361 * config/i386/i386.c: Likewise.
2362 * config/sh/sh.c: Likewise.
2363 * config/xtensa/xtensa.c: Likewise.
2364 * config/stormy16/stormy16.c: Likewise.
2365 * config/ia64/ia64.c: Likewise.
2366 * config/rs6000/rs6000.c: Likewise.
2367 * config/pa/pa.c: Likewise.
2368 * config/mips/mips.c: Likewise.
2370 2008-07-28 Simon Baldwin <simonb@google.com>
2372 * c-pragma.c (handle_pragma_message): New function.
2373 (init_pragma): Register handle_pragma_message.
2374 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
2377 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
2379 PR tree-optimization/35252
2380 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
2381 REALPART_EXPR to be considered as same load operation.
2383 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
2385 PR tree-optimization/36830
2386 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
2387 (expressions_equal_p): Return false if only one operand is null.
2389 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
2391 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
2392 version requirements.
2394 2008-07-26 Olivier Hainque <hainque@adacore.com>
2396 * collect2.c (symkind): New enum. Symbol kinds we care about.
2397 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
2398 code and head comment accordingly.
2399 (scan_prog_file): Use symkind names instead of bare integers.
2401 2008-07-25 Jan Hubicka <jh@suse.cz>
2403 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
2405 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
2406 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
2407 * dojump.c (clear_pending_stack_adjust): Likewise.
2408 * print-tree.c (print_node): Ignore DECL_INLINE.
2409 * tree-inline.c (inlinable_function_p): Likewise.
2411 2008-07-25 Michael Meissner <gnu@the-meissners.org>
2413 * doc/extend.texi (hot attribute): Document that the hot attribute
2414 turns on -O3 for some ports.
2415 (cold attribute): Document that the cold attribute turns on -Os
2418 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
2419 reflect function specific option support.
2421 * target.h (struct target_option_hooks): Add fields to say whether
2422 the cold attribute implies -Os and the hot attribute implies -O3.
2424 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
2425 By default, do not turn on -Os for cold functions.
2426 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
2427 not turn on -O3 for hot functions.
2429 * c-common.c (handle_hot_attribute): Use target hook to determine
2430 if hot functions should enable -O3.
2431 (handle_cold_attribute): Use target hook to determine if cold
2432 functions should enable -Os.
2434 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
2435 (override_options): Move disable scheduling to
2436 optimization_options.
2437 (optimization_options): Disable scheduling here, not
2439 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2440 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2442 * config/ia64/ia64.c (ia64_override_options): Move setting
2443 scheduling flags to ia64_optimization_options.
2444 (ia64_optimization_options): Disable scheduling options here, and
2445 not in ia64_override_options.
2446 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2447 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2449 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
2452 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
2454 2008-07-25 Martin Jambor <mjambor@suse.cz>
2456 PR tree-optimization/36926
2457 * ipa-prop.c (ipa_analyze_call_uses): Call
2458 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
2460 2008-07-25 Joseph Myers <joseph@codesourcery.com>
2462 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
2463 movv2si_internal): Add mem = reg alternative.
2465 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
2468 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
2469 DEFAULT_PCC_STRUCT_RETURN to 127.
2471 2008-07-24 Jan Hubicka <jh@suse.cz>
2473 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
2474 (build_cgraph_edges): Likewise.
2475 * cgraph.c (cgraph_node): Do not update assembler hash.
2476 (cgraph_remove_node): Drop non-unit-at-a-time code.
2477 * tree-pass.h (pass_O0_always_inline): Remove.
2478 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
2479 * toplev.c (process_options): Flag unit-at-a-time does not imply
2481 * cgraphunit.c: Update comments.
2482 (decide_is_function_needed): Drop non-unit-at-a-time mode.
2483 (cgraph_assemble_pending_functions): Remove.
2484 (cgraph_reset_node): Drop non-unit-at-a-time code.
2485 (cgraph_finalize_function): Likewise.
2486 (cgraph_analyze_function): Likewise.
2487 (cgraph_finalize_compilation_unit): Likewise.
2488 (cgraph_expand_function): Likewise.
2489 (cgraph_optimize): Likesise.
2490 (save_inline_function_body): Likewise.
2491 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
2492 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
2493 * ipa-inline.c: Update comments.
2494 (enum inlining_mode): remove INLINE_SPEED.
2495 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
2496 (cgraph_mark_inline_edge): Likewise.
2497 (try_inline): Likewise.
2498 (cgraph_decide_inlining_incrementally): Likewise.
2499 (cgraph_gate_inlining): Remove.
2500 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
2501 (cgraph_gate_early_inlining): Likewise.
2502 (gate_inline_passes): Remove.
2503 (pass_inline_parameters, pass_ipa_inline): Remove gates.
2504 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2505 pass_O0_always_inline): Remove.
2506 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
2507 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
2508 * opts.c (no_unit_at_a_time_default): Remove.
2509 (decode_options): Remove flag_unit_at_a_time reset and warning.
2510 * opts.h (no_unit_at_a_time_default): Remove.
2511 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
2512 early in GNU dialect.
2513 (merge_decls): Update comment; drop unit-at-a-time check.
2514 (finish_decl): Likewise.
2515 (grok_declaration): Remove flag_inline_trees code.
2516 (finish_functions): Return on function returning non-void on all
2518 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
2519 * cfgexpand.c (expand_one_static_var): Remove.
2520 (expand_one_var): Remove expand_one_static_var call.
2521 (expand_used_vars_for_block): Remove flag_unit_a_time check.
2522 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
2523 and flag_unit_at_a-time compatibility checks.
2524 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
2525 * tree-inline.c (flag_inline_trees): Remove.
2526 (inlinable_function_p): Don't check it.
2527 (expand_call_inline): Remove non-unit-at-a-time code.
2528 * tree-inline.h (flag_inline_trees): Remove.
2529 * tree-optimize.c (execute_early_local_optimizations): Remove
2530 unit-at-a-time checks.
2531 (tree_rest_of_compilation): Likewise.
2532 * combine.c (setup_incoming_promotions): Likewise.
2533 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
2534 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
2535 * passes.c (pass_inline_parameters): Update comments; remove
2536 O0_alwaysinline pass.
2537 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
2538 (execute_one_pass): Likewise.
2539 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
2540 (ix86_function_sseregparm): Likewise.
2541 * arm.c (arm_function_in_section_p): Likewise.
2542 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
2543 * varpool.c: Update comments.
2544 (decide_is_variable_needed): Remove unit-at-a-time checks.
2545 (varpool_finalize_decl): Likewise.
2547 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
2549 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
2551 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
2553 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
2555 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
2556 imp symbol extension.
2558 2008-07-23 Ian Lance Taylor <iant@google.com>
2560 * tree-vrp.c (infer_value_range): Ignore asm statements when
2561 looking for memory accesses for -fdelete-null-pointer-checks.
2563 2008-07-24 Ben Elliston <bje@au.ibm.com>
2565 * config/spu/spu-c.c (__vector_keyword): New variable.
2566 (vector_keyword): Likewise.
2567 (spu_categorize_keyword): New function.
2568 (spu_macro_to_expand): Likewise.
2569 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
2570 compiling an ISO C dialect.
2572 2008-07-24 Ben Elliston <bje@au.ibm.com>
2574 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
2577 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2579 * configure: Regenerate.
2580 * configure.ac: Require texinfo 4.7.
2581 * doc/install.texi: Document texinfo 4.7 requirement.
2583 2008-07-23 Martin Jambor <mjambor@suse.cz>
2585 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
2586 rather than for DECL_SAVED_TREE.
2587 * ipa-prop.c: Include diagnostic.h.
2588 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
2590 (ipa_detect_param_modifications): Function rewritten from scratch.
2591 (ipa_compute_jump_functions): Changed accesses to modification flags.
2592 (ipa_free_node_params_substructures): Update flags destruction.
2593 (ipa_node_duplication_hook): Update flags duplication.
2594 (ipa_print_all_params_modified): Updated flag access.
2595 * ipa-prop.h (struct ipa_param_flags): New structure.
2596 (struct ipa_node_params): New field modification_analysis_done,
2597 modified_flags changed into param_flags.
2598 (ipa_is_ith_param_modified): Changed to use new flags.
2599 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
2601 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
2602 ipa-cp.c and split into two functions.
2603 (ipa_print_node_jump_functions): New function.
2604 (compute_scalar_jump_functions): New function.
2605 (type_like_member_ptr_p): New function.
2606 (compute_pass_through_member_ptrs): New function.
2607 (fill_member_ptr_cst_jump_function): New function.
2608 (determine_cst_member_ptr): New function.
2609 (compute_cst_member_ptr_arguments): New function.
2610 (ipa_compute_jump_functions): Complete rewrite.
2611 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
2612 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
2613 (struct ipa_member_ptr_cst): New structure.
2614 (union jump_func_value): New field member_cst.
2615 * ipa-cp.c (ipcp_lat_is_insertable): New function.
2616 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
2617 jump function types.
2618 (ipcp_print_all_lattices): Slight fprintf rearrangement.
2619 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
2620 instead of ipcp_print_all_jump_functions.
2621 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
2622 only for replacable scalars.
2624 * doc/invoke.texi (Optimize options): Add description of
2625 -findirect-inlining.
2626 * common.opt (flag_indirect_inlining): New flag.
2627 * opts.c (decode_options): Set flag_indirect_inlining when
2630 * ipa-inline.c: Include ipa-prop.h.
2631 (inline_indirect_intraprocedural_analysis): New function.
2632 (inline_generate_summary): Allocate parameter and argument info
2633 structures, call inline_indirect_intraprocedural_analysis on each
2634 node when doing indirect inlining and deallocate indirect inlining
2635 data structures in the end.
2636 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
2637 (free_all_ipa_structures_after_iinln): New function.
2638 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
2640 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
2642 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
2643 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
2644 of computing the frequency separately.
2645 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
2646 of computing the frequency separately.
2647 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
2648 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
2649 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
2650 (ipa_get_stmt_member_ptr_load_param): New function.
2651 (ipa_is_ssa_with_stmt_def): New function.
2652 (ipa_note_param_call): New function.
2653 (ipa_analyze_call_uses): New function.
2654 (ipa_analyze_stmt_uses): New function.
2655 (ipa_analyze_params_uses): New function.
2656 (ipa_free_node_params_substructures): Also free the param_calls linked
2658 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
2659 (ipa_print_node_param_flags): New function.
2660 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
2661 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
2662 * ipa-prop.h (struct ipa_param_flags): New field called.
2663 (struct ipa_param_call_note): New structure.
2664 (struct ipa_node_params): New fields param_calls and
2666 (ipa_is_ith_param_called): New function.
2667 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2668 ipa_analyze_params_uses and dump parameter flags.
2670 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
2671 ipa_propagate_indirect_call_infos if performing indirect inlining,
2672 pass a new parameter new_edges to it.
2673 (add_new_edges_to_heap): New fucntion.
2674 (cgraph_decide_inlining_of_small_functions): New vector
2675 new_indirect_edges for newly found indirect edges , call
2676 ipa_propagate_indirect_call_infos after inlining.
2677 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
2678 inlining if performing indirect inlining. Call
2679 free_all_ipa_structures_after_iinln when doing so too.
2680 (inline_generate_summary): Do not call
2681 free_all_ipa_structures_after_iinln here.
2682 * ipa-prop.c (update_jump_functions_after_inlining): New function.
2683 (print_edge_addition_message): New function.
2684 (update_call_notes_after_inlining): New function.
2685 (propagate_info_to_inlined_callees): New function.
2686 (ipa_propagate_indirect_call_infos): New function.
2687 * ipa-prop.h: Include cgraph.h
2688 (struct ipa_param_call_note): Fields reordered, new field processed.
2689 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
2691 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
2692 rediscovered call statements.
2693 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
2694 (dump_cgraph_node): Dump also the indirect_call flag.
2695 (cgraph_clone_edge): Copy also the indirect_call flag.
2696 * tree-inline.c (copy_bb): Do not check for fndecls from call
2697 expressions, check for edge availability when moving clones.
2698 (get_indirect_callee_fndecl): New function.
2699 (expand_call_inline): If callee declaration is not apprent from
2700 the statement, try calling get_indirect_callee_fndecl. Do not
2701 issue warnings or call sorry when not inlinings an indirect edge.
2702 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
2704 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
2705 bit more frandly to matching.
2706 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
2707 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
2708 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
2710 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2713 * opth-gen.awk: Suppress function specific features when building
2715 * optc-gen.awk: Ditto.
2717 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2720 * diagnostic.c (pedwarn): Add opt parameter.
2722 * c-tree.h (pedwarn_init): Add opt parameter.
2723 (pedwarn_c90): Likewise.
2724 (pedwarn_c99): Likewise.
2725 * c-errors.c (pedwarn_c99): Likewise.
2726 (pedwarn_c90): Likewise.
2727 * toplev.h (pedwarn): Update declaration.
2728 (pedwarn0): Declare.
2729 * c-lex.c: All calls to pedwarn changed.
2730 * builtins.c: All calls to pedwarn changed.
2731 * toplev.c: All calls to pedwarn changed.
2732 * c-decl.c: All calls to pedwarn changed.
2733 * c-typeck.c: All calls to pedwarn changed.
2734 * c-common.c: All calls to pedwarn changed.
2735 * c-parser.c: All calls to pedwarn changed.
2737 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2738 Karthik Kumar <karthikkumar@gmail.com>
2740 * attribs.c (file scope): Include c-common.h.
2741 (decl_attributes): Add support for #pragma GCC optimize and
2744 * targhooks.c (default_can_inline_p): New function that is the
2745 default for the TARGET_CAN_INLINE_P target hook.
2747 * targhooks.h (default_can_inline_p): Add declaration.
2749 * tree.c (cl_optimization_node): New static tree for building
2750 OPTIMIZATION_NODE tree.
2751 (cl_target_option_node): New static tree for building
2752 TARGET_OPTION_NODE tree.
2753 (cl_option_hash_table): New hash table for hashing
2754 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2755 (cl_option_hash_hash): New function to provide the hash value for
2756 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2757 (cl_option_hash_eq): New function to provide an equality test for
2758 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2759 (tree_code_size): Add support for OPTIMIZATION_NODE and
2760 TARGET_OPTION_NODE trees.
2761 (tree_code_structure): Add support for OPTIMIZATION_NODE and
2762 TARGET_OPTION_NODE trees.
2763 (build_optimization_node): Build a tree that has all of the
2764 current optimization options.
2765 (build_target_option_node): Build a tree that has the target
2766 options that might be changed on a per function basis.
2768 * tree.h (file scope): Include options.h.
2769 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
2770 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
2771 (TREE_OPTIMIZATION): Ditto.
2772 (TREE_TARGET_SPECIFIC): Ditto.
2773 (struct tree_function_decl): Add fields for remembering the
2774 current optimization options and target specific options.
2775 (struct tree_optimization_option): New tree variant that remembers
2776 the optimization options.
2777 (struct tree_target_option): New tree variant that remembers the
2778 target specific flags that might change for compiling a particular
2780 (union tree_node): Include tree_optimization_option and
2781 tree_target_option fields.
2782 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
2783 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
2784 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
2785 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
2786 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
2787 optimization and target options.
2788 (optimization_default_node): New macro to refer to global_trees
2790 (optimization_current_node): Ditto.
2791 (optimization_cold_node): Ditto.
2792 (optimization_hot_node): Ditto.
2793 (target_option_default_node): Ditto.
2794 (target_option_current_node): Ditto.
2795 (current_option_pragma): Ditto.
2796 (current_optimize_pragma): Ditto.
2798 * target.h (struct gcc_target): Add valid_option_attribute_p,
2799 target_option_save, target_option_restore, target_option_print,
2800 target_option_pragma_parse, and can_inline_p hooks.
2802 * toplev.h (parse_optimize_options): Add declaration.
2803 (fast_math_flags_struct_set_p): Ditto.
2805 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
2806 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
2809 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
2810 tree_can_inline_p hook to see if one function can inline another.
2811 (cgraph_decide_inlining): Ditto.
2812 (cgraph_decide_inlining_incrementally): Ditto.
2814 * opts.c (decode_options): Add support for running multiple times
2815 to allow functions with different target or optimization options
2816 than was specified on the command line.
2817 (fast_math_flags_struct_set_p): New function that is similar to
2818 fast_math_flags_set_p, except it uses the values in the
2819 cl_optimization structure instead of global variables.
2821 * optc-gen.awk: Add support for TargetSave to allow a back end to
2822 declare new fields that need to be saved when using function
2823 specific options. Include flags.h and target.h in the options.c
2824 source. Add support for Save to indicate which options can be set
2825 for individual functions. Generate cl_optimize_save,
2826 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
2827 cl_target_option_restore, cl_target_option_print functions to
2828 allow functions to use different optimization or target options.
2830 * opt-functions.awk (var_type_struct): Return the type used for
2831 storing the field in a structure.
2833 * opth-gen.awk: Add support for TargetSave to allow a back end to
2834 declare new fields that need to be saved when using function
2835 specific options. Add support for Save to indicate which options
2836 can be set for individual functions. Only generate one extern for
2837 Mask fields. Generate cl_optimization and cl_target_option
2838 structures to remember optimization and target options.
2840 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
2841 collecting new tree nodes.
2842 (TS_TARGET_OPTION): Ditto.
2844 * c-decl.c (merge_decls): Merge function specific target and
2845 optimization options.
2847 * function.c (invoke_set_current_function_hook): If the function
2848 uses different optimization options, change the global variables
2851 * coretypes.h (struct cl_optimization): Add forward reference.
2852 (struct cl_target_option): Ditto.
2854 * c-pragma.c (option_stack): New static vector to remember the
2855 current #pragma GCC option stack.
2856 (handle_pragma_option): New function to support #pragma GCC option
2857 to change target options.
2858 (optimize_stack): New static vector to remember the current
2859 #pragma GCC optimize stack.
2860 (handle_pragma_optimize): New function to support #pragma GCC
2861 optimize to change optimization options.
2862 (init_pragma): Add support for #pragma GCC optimize and #pragma
2865 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
2866 optimization options.
2867 (TARGET_OPTION_NODE): New tree code for remembering certain target
2870 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
2871 TARGET_OPTION_NODE trees.
2873 * common.opt (-O): Add Optimization flag.
2875 (-fmath-errno): Ditto.
2876 (-falign-functions): Add UInteger flag to make sure flag gets full
2877 int in cl_optimization structure.
2878 (-falign-jumps): Ditto.
2879 (-falign-labels): Ditto.
2880 (-falign-loops): Ditto.
2881 (-fsched-stalled-insns): Ditto.
2882 (-fsched-stalled-insns-dep): Ditto.
2884 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
2886 (TARGET_OPTION_SAVE): Ditto.
2887 (TARGET_OPTION_RESTORE): Ditto.
2888 (TARGET_OPTION_PRINT): Ditto.
2889 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
2890 (TARGET_CAN_INLINE_P): Ditto.
2891 (TARGET_INITIALIZER): Add new hooks.
2893 * tree-inline.c (tree_can_inline_p): New function to determine
2894 whether one function can inline another. Check if the functions
2895 use compatible optimization options, and also call the backend
2898 * tree-inline.h (tree_can_inline_p): Add declaration.
2900 * c-common.c (c_common_attribute): Add support for option and
2901 optimize attributes.
2902 (handle_option_attribute): Add support for the option attribute to
2903 allow the user to specify different target options for compiling a
2905 (handle_optimize_attribute): Add support for the optimize
2906 attribute to allow the user to specify different optimization
2907 options for compiling a specific function.
2908 (handle_hot_attribute): Turn on -O3 optimization for this one
2909 function if it isn't the default optimization level.
2910 (handle_cold_attribute): Turn on -Os optimization for this one
2911 function if it insn't the default optimization.
2912 (const_char_p): New const char * typedef.
2913 (optimize_args): New static vector to remember the optimization
2915 (parse_optimize_options): New function to set up the optimization
2916 arguments from either the optimize attribute or #pragma GCC optimize.
2918 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
2919 (builtin_define_std): Ditto.
2921 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
2922 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
2923 (x86_64-*-*): Ditto.
2925 * Makefile.in (TREE_H): Add options.h.
2926 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
2928 * doc/extend.texi (option attribute): Document new attribute.
2929 (optimize attribute): Ditto.
2930 (hot attribute): Document hot attribute sets -O3.
2931 (cold attribute): Document cold attribute sets -Os.
2932 (#pragma GCC option): Document new pragma.
2933 (#pragma GCC optimize): Ditto.
2935 * doc/options.texi (TargetSave): Document TargetSave syntax.
2936 (UInteger): Document UInteger must be used for certain flags.
2937 (Save): Document Save option to create target specific options
2938 that can be saved/restored on a function specific context.
2940 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
2941 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
2943 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
2944 (TARGET_OPTION_SAVE): Ditto.
2945 (TARGET_OPTION_RESTORE): Ditto.
2946 (TARGET_OPTION_PRINT): Ditto.
2947 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
2948 (TARGET_CAN_INLINE_P): Ditto.
2950 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
2952 (-mfpmath=both): Ditto.
2954 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2955 Karthik Kumar <karthikkumar@gmail.com>
2957 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
2958 (TARGET_POPCNT): Ditto.
2959 (TARGET_SAHF): Ditto.
2960 (TARGET_AES): Ditto.
2961 (TARGET_PCLMUL): Ditto.
2962 (TARGET_CMPXCHG16B): Ditto.
2963 (TARGET_RECIP): Move switch into target_flags.
2964 (TARGET_FUSED_MADD): Ditto.
2965 (ix86_arch_features): Make an unsigned char type.
2966 (ix86_tune_features): Ditto.
2967 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
2968 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
2969 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
2971 * config/i386/i386.opt (arch): New TargetSave field to define
2972 fields that need to be saved for function specific option support.
2975 (branch_cost): Ditto.
2976 (ix86_isa_flags_explicit): Ditto.
2977 (tune_defaulted): Ditto.
2978 (arch_specified): Ditto.
2979 (-m128-long-double): Add Save flag to save option for target
2980 specific option support.
2982 (-maccumulate-outgoing-args): Ditto.
2983 (-malign-double): Ditto.
2984 (-malign-stringops): Ditto.
2985 (-mfancy-math-387): Ditto.
2986 (-mhard-float): Ditto.
2988 (-minline-all-stringops): Ditto.
2989 (-minline-stringops-dynamically): Ditto.
2990 (-mms-bitfields): Ditto.
2991 (-mno-align-stringops): Ditto.
2992 (-mno-fancy-math-387): Ditto.
2993 (-mno-push-args): Ditto.
2994 (-mno-red-zone): Ditto.
2995 (-mpush-args): Ditto.
2996 (-mred-zone): Ditto.
2998 (-msseregparm): Ditto.
2999 (-mstack-arg-probe): Ditto.
3014 (-mrecip): Move flag into target_flags.
3016 (-mno-fused-madd): Ditto.
3017 (-mfused-madd): Ditto.
3018 (-mabm): Move flag into ix86_isa_flags.
3025 * config/i386/i386-c.c: New file for #pragma support.
3026 (ix86_target_macros_internal): New function to #define or #undef
3027 target macros based when the user uses the #pragma GCC option to
3028 change target options.
3029 (ix86_pragma_option_parse): New function to add #pragma GCC option
3031 (ix86_target_macros): Move defining the target macros here from
3032 TARGET_CPU_CPP_BUILTINS in i386.h.
3033 (ix86_register_pragmas): Register the #pragma GCC option hook. If
3034 defined, initialize any subtarget #pragmas.
3036 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
3037 REGISTER_TARGET_PRAGMAS.
3039 * config/i386/t-i386: New file for x86 dependencies.
3040 (i386.o): Make dependencies mirror the include files used.
3041 (i386-c.o): New file, add dependencies.
3043 * config/i386/i386-protos.h (override_options): Add bool argument.
3044 (ix86_valid_option_attribute_tree): Add declaration.
3045 (ix86_target_macros): Ditto.
3046 (ix86_register_macros): Ditto.
3048 * config/i386/i386.c (ix86_tune_features): Move initialization of
3049 the target masks to initial_ix86_tune_features to allow functions
3050 to have different target options. Make type unsigned char,
3051 instead of unsigned int.
3052 (initial_ix86_tune_features): New static vector to hold processor
3053 masks for the tune variables.
3054 (ix86_arch_features): Move initialization of the target masks to
3055 initial_ix86_arch_features to allow functions to have different
3056 target options. Make type unsigned char, instead of unsigned int.
3057 (initial_ix86_arch_features): New static vector to hold processor
3058 masks for the arch variables.
3059 (enum ix86_function_specific_strings): New enum to describe the
3060 string options used for attribute((option(...))).
3061 (ix86_target_string): New function to return a string that
3062 describes the target options.
3063 (ix86_debug_options): New function to print the current options in
3065 (ix86_function_specific_save): New function hook to save the
3066 function specific global variables in the cl_target_option structure.
3067 (ix86_function_specific_restore): New function hook to restore the
3068 function specific variables from the cl_target_option structure to
3069 the global variables.
3070 (ix86_function_specific_print): New function hook to print the
3071 target specific options in the cl_target_option structure.
3072 (ix86_valid_option_attribute_p): New function hook to validate
3073 attribute((option(...))) arguments.
3074 (ix86_valid_option_attribute_tree): New function that is common
3075 code between attribute((option(...))) and #pragma GCC option
3076 support that parses the options and returns a tree holding the options.
3077 (ix86_valid_option_attribute_inner_p): New helper function for
3078 ix86_valid_option_attribute_tree.
3079 (ix86_can_inline_p): New function hook to decide if one function
3080 can inline another on a target specific basis.
3081 (ix86_set_current_function); New function hook to switch target
3082 options if the user used attribute((option(...))) or #pragma GCC
3084 (ix86_tune_defaulted): Move to static file scope from
3086 (ix86_arch_specified): Ditto.
3087 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
3089 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
3090 (OPTION_MASK_ISA_ABM_SET): Ditto.
3091 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
3092 (OPTION_MASK_ISA_CX16_SET): Ditto.
3093 (OPTION_MASK_ISA_SAHF_SET): Ditto.
3094 (OPTION_MASK_ISA_AES_UNSET): Ditto.
3095 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
3096 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
3097 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
3098 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
3099 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
3100 (struct ptt): Move to static file scope from override_options.
3101 (processor_target_table): Ditto.
3103 (ix86_handle_option): Add support for options that are now isa options.
3104 (override_options): Add support for declaring functions that
3105 support different target options than were specified on the
3106 command line. Move struct ptt, processor_target_table, cpu_names,
3107 ix86_tune_defaulted, ix86_arch_specified to static file scope.
3108 Add bool argument. Fix up error messages so the appropriate error
3109 is given for either command line or attribute.
3110 (ix86_previous_fndecl): New static to remember previous function
3111 declaration to see if we need to change target options.
3112 (ix86_builtins_isa): New array to record the ISA of each builtin
3114 (def_builtin): Always create the builtin function, even if the
3115 current ISA doesn't support it.
3116 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
3117 tests for those builtins.
3118 (ix86_init_builtins): Remove TARGET_MMX test for calling
3119 ix86_init_mmx_sse_builtins.
3120 (ix86_expand_builtin): If the current ISA doesn't support a given
3121 builtin, signal an error.
3122 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
3123 (TARGET_SET_CURRENT_FUNCTION): Ditto.
3124 (TARGET_OPTION_SAVE): Ditto.
3125 (TARGET_OPTION_RESTORE): Ditto.
3126 (TARGET_OPTION_PRINT): Ditto.
3127 (TARGET_CAN_INLINE_P): Ditto.
3129 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
3131 * c-typeck.c (build_external_ref): Don't call assemble_external.
3132 * final.c (output_operand): Call assemble_external.
3134 2008-07-21 DJ Delorie <dj@redhat.com>
3136 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
3137 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3139 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3141 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
3142 original insn and splitter contents into ...
3143 ("*div<mode>3_fast"): ... this new pattern. Enable only if
3144 flag_unsafe_math_optimizations. Add dummy scratch register.
3145 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
3146 !flag_unsafe_math_optimizations. Returns number with next
3147 highest magnitude if this is still less or equal to the true
3148 quotient in magnitude.
3150 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
3152 * Makefile.in: Replace toplev.h with TOPLEV_H.
3153 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
3154 * c-lex.c (fe_file_change): Don't set in_system_header.
3155 * c-parser.c (c_token): Remove in_system_header.
3156 (c_lex_one_token): Don't set in_system_header.
3157 (c_parser_set_source_position_from_token): Don't set in_system_header.
3158 * diagnostic.c (diagnostic_report_diagnostic): Use location from
3161 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
3162 * flags.h (in_system_header): Remove.
3163 * function.c (saved_in_system_header): Remove.
3164 (push_cfun): Don't set in_system_header.
3165 (pop_cfun): Don't set in_system_header.
3166 (push_struct_function): Don't set in_system_header.
3167 * input.h (expanded_location): Add sysp.
3168 (in_system_header_at): New.
3169 (in_system_header): New.
3170 * toplev.c (in_system_header): Remove.
3171 * toplev.h: Include input.h
3173 * tree-cfg.c (execute_warn_function_return): Call warning_at.
3174 * tree-ssa.c (warn_uninit): Call warning_at.
3175 (warn_uninitialized_var): Update calls to warn_uninit.
3176 (warn_uninitialized_phi): Update calls to warn_uninit.
3177 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
3178 (expand_location): Initialize xloc.sysp.
3179 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
3180 (tree_decl_with_vis): Remove in_system_header_flag.
3182 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
3185 * recog.c (asm_operand_ok): Change the order of the extra
3186 memory constraint checks.
3188 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
3191 * tree-switch-conversion.c (build_one_array): Call
3192 varpool_mark_needed_node and varpool_finalize_decl
3193 instead of assemble_variable.
3195 2008-07-19 Jan Hubicka <jh@suse.cz>
3197 * cgraph.c (cgraph_add_new_function): Do early local passes.
3198 * tree-nrv.c (gate_pass_return_slot): New gate.
3199 (pass_nrv): Add the gate.
3200 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
3202 (coalesce_ssa_name): Coalesce SSA names.
3203 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
3204 not optimizing so unused user vars remains visible.
3205 * common.opt (flag_tree_ter): Always enable by default.
3206 * tree-ssa-ter.c: Include flags.h
3207 (is_replaceable_p): Check that locations match; when aliasing is missing
3208 be conservative about loads.
3209 * tree-optimize.c (gate_init_datastructures): Remove.
3210 (pass_init_datastructures): New.
3211 * passes.c: Reorder passes so we always go into SSA.
3213 2008-07-19 Jan Hubicka <jh@suse.cz>
3215 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
3216 * doc/invoke.texi (--combine): Likewise.
3217 (-finline-functions-called-once): Update levels when enabled.
3218 (-funit-at-a-time): Document new behaviour.
3219 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
3220 -fno-section-anchors when disabled explicitly.
3221 (inline params): They are not ignored now.
3222 (precompiled headers): Remove unit-at-a-time as being incompatible.
3223 * opts.c (decode_options): Handle unit-at-a-time as alias;
3224 imply -fno-section-anchors when toplevel reorder is disabled
3226 * common.opt (ftoplevel-reorder): Set default value to 2.
3227 (funit-at-a-time): Set default value to 1.
3228 * config/rs6000/rs6000.c (optimization_options): Set section anchors
3231 2008-07-19 Jan Hubicka <jh@suse.cz>
3233 * builtins.c (expand_builtin_int_roundingfn,
3234 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
3237 2008-07-19 Richard Guenther <rguenther@suse.de>
3240 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
3241 * tree-ssa-sccvn.c (get_constant_value_id): New function.
3242 * tree-ssa-pre.c (get_expr_value_id): For newly created
3243 constant value-ids make sure to add the expression to its
3246 2008-07-19 Jakub Jelinek <jakub@redhat.com>
3249 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
3250 return value of the builtin is ignored.
3252 2008-07-19 Olivier Hainque <hainque@adacore.com>
3254 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
3255 bits, a C conformant malloc implementation has to provide.
3256 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
3258 2008-07-19 Joseph Myers <joseph@codesourcery.com>
3262 * reload.c (find_reloads_subreg_address): Only reload address if
3263 reloaded == 0, not for reloaded != 1.
3266 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3267 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3268 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3269 m32c_legitimize_reload_address.
3271 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3272 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3273 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3275 2008-07-19 Olivier Hainque <hainque@adacore.com>
3277 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
3278 argument, saying whether nested array are to be collapsed
3279 into a single array type DIE with multiple subscripts.
3280 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
3281 issues, centralize the nested array types collapsing control and
3282 disable the transformation for Ada.
3284 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
3287 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
3289 (x86_64_shift_adj_2): New expander.
3290 (x86_64_shift_adj_3): Ditto.
3291 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
3292 to split TImode operands.
3293 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
3294 (ix86_split_lshr): Ditto.
3296 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
3298 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
3299 and __CHAR32_TYPE__.
3300 * c-typeck.c (digest_init): Support char16_t and char32_t.
3301 (set_nonincremental_init_from_string): Idem.
3303 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3306 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
3307 PREFERRED_STACK_BOUNDARY.
3308 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3310 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3313 * function.c (locate_and_pad_parm): Cap boundary earlier.
3315 2008-07-17 Julian Brown <julian@codesourcery.com>
3317 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
3318 no-op for targets which don't use DLLs.
3320 2008-07-17 Martin Jambor <mjambor@suse.cz>
3322 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
3323 that nodes are relevant by examining the node->analyzed flag.
3324 (ipcp_init_stage): Check which nodes are relevant, assert that the
3325 relevant ones are also required.
3326 (ipcp_propagate_stage): Check on the side arrays are properly
3328 (ipcp_print_all_jump_functions): Make sure not to touch any node
3329 that is not analyzed or an edge that does not have a corresponding
3330 entry in the on-the-side vectors.
3331 (ipcp_function_scale_print): Likewise.
3332 (ipcp_update_callgraph): Check that the node is relevant.
3333 (ipcp_insert_stage): Check that the node is relevant. Check there is
3334 an info for every node and edge.
3335 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
3336 (ipa_print_all_tree_maps): Likewise and a new variable info.
3337 (ipa_print_all_params_modified): Likewise.
3338 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
3340 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
3343 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
3345 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
3347 PR rtl-optimization/36753
3348 * fwprop.c (use_killed_between): Don't shortcut
3349 single-definition global registers.
3351 2008-07-16 Jan Hubicka <jh@suse.cz>
3353 * cgraph.h (varpool_empty_needed_queue): Declare.
3354 * cgraphunit.c (output_in_order): Mark all variables as needed;
3356 * varpool.c (varpool_assemble_node): Update debug queue.
3357 (varpool_assemble_pending_decls): Don't do it here.
3358 (varpool_empty_needed_queue): New function.
3360 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3362 * recog.c (peephole2_optimize): Fix formatting.
3364 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3366 * c-pch.c (get_ident): Avoid C++ keywords.
3367 * combine-stack-adj.c (single_set_for_csa): Likewise.
3368 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
3369 output_asm_insn): Likewise.
3370 * reload.c (push_secondary_reload, find_reusable_reload,
3371 push_reload, combine_reloads, find_reloads,
3372 debug_reload_to_stream): Likewise.
3373 * reload.h (struct reload): Likewise.
3374 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
3375 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
3376 emit_output_reload_insns): Likewise.
3377 * targhooks.c (default_secondary_reload): Likewise.
3378 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
3380 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3382 * recog.c (validate_change_1, validate_change,
3383 validate_unshare_change, validate_replace_rtx_1, struct
3384 funny_match, constrain_operands, peephole2_optimize): Avoid C++
3386 * reload.c (push_secondary_reload, secondary_reload_class,
3387 scratch_reload_class, find_valid_class, find_reusable_reload,
3388 push_reload, find_dummy_reload, find_reloads_address_1,
3389 find_reloads_address_part, find_equiv_reg): Likewise.
3390 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
3391 choose_reload_regs): Likewise.
3392 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
3394 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
3395 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3396 * sched-rgn.c (concat_INSN_LIST): Likewise.
3397 * stor-layout.c (mode_for_size, mode_for_size_tree,
3398 smallest_mode_for_size): Likewise.
3400 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3402 * cfg.c (dump_reg_info): Avoid C++ keywords.
3403 * dwarf2asm.c (dw2_force_const_mem,
3404 dw2_asm_output_encoded_addr_rtx): Likewise.
3405 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
3406 * expmed.c (expand_shift): Likewise.
3407 * global.c (find_reg): Likewise.
3408 * graph.c (draw_edge): Likewise.
3409 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
3410 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
3411 widen_clz, widen_bswap, expand_parity, expand_unop,
3412 emit_cmp_and_jump_insn_1): Likewise.
3413 * postreload.c (reload_cse_simplify_operands): Likewise.
3414 * ra.h (add_neighbor): Likewise.
3415 * reg-stack.c (remove_regno_note, change_stack): Likewise.
3416 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
3417 record_reg_classes, copy_cost, record_address_regs,
3418 invalid_mode_change_p): Likewise.
3419 * regrename.c (regrename_optimize, scan_rtx_reg,
3420 dump_def_use_chain, find_oldest_value_reg,
3421 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
3423 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3425 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
3426 MASK_POWERPC64 for power4 in previous commit.
3428 2008-07-16 Olivier Hainque <hainque@adacore.com>
3430 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
3431 instead of bare conversion to cast const-ness away.
3433 2008-07-16 Anatoly Sokolov <aesok@post.ru>
3435 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
3436 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
3437 * config/xtensa/xtensa.c (xtensa_function_value): New function.
3438 (TARGET_FUNCTION_VALUE): Define.
3440 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3442 * config/rs6000/rs6000.c (processor_target_table): Add
3443 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
3445 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3448 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3449 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3450 m32c_legitimize_reload_address.
3452 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
3454 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
3455 DECL_IN_SYSTEM_HEADER in sync.
3457 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
3459 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
3460 * tree-ssa-pre.c (pre_expr_eq): Ditto
3461 (get_constant_for_value_id): Take a type as an argument.
3462 (fully_constant_expression): Pass in type.
3463 (find_or_generate_expression): Short circuit constant case.
3464 (create_expression_by_pieces): Remove special casing of
3466 (do_regular_insertion): Short circuit constant case.
3467 (do_partial_partial_insertion): Ditto.
3469 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3472 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
3474 2008-07-15 Bob Wilson <bob.wilson@acm.org>
3476 * config/xtensa/libgcc-xtensa.ver: New file.
3477 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
3479 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3481 * df-problems.c (df_set_note): Avoid C++ keywords.
3482 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
3483 * dse.c (record_store, remove_useless_values): Likewise.
3484 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
3485 gen_reg_rtx_offset, operand_subword, change_address_1,
3486 change_address, adjust_address_1, offset_address,
3487 widen_memory_access, emit_copy_of_insn_after): Likewise.
3488 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
3489 * fwprop.c (should_replace_address, propagate_rtx_1,
3490 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
3492 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
3493 gcse_emit_move_after, update_ld_motion_stores): Likewise.
3494 * lcm.c (compute_insert_delete, pre_edge_lcm,
3495 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
3496 * lower-subreg.c (resolve_reg_notes): Likewise.
3497 * mode-switching.c (optimize_mode_switching): Likewise.
3499 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3501 * bt-load.c (add_btr_def, migrate_btr_def,
3502 branch_target_load_optimize): Avoid C++ keywords.
3503 * caller-save.c (insert_restore, insert_save, insert_one_insn):
3505 * combine.c (subst, simplify_set, make_extraction,
3506 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
3507 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
3508 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
3510 2008-07-15 Richard Guenther <rguenther@suse.de>
3513 * c-common.c (strict_aliasing_warning): Do not warn for
3514 TYPE_REF_CAN_ALIAS_ALL pointers.
3515 (c_common_get_alias_set): may_alias types are not special.
3516 * tree.c (build_pointer_type_for_mode): Look up the may_alias
3517 attribute and set can_ref_all accordingly.
3518 (build_reference_type_for_mode): Likewise.
3519 * doc/extend.texi (may_alias): Clarify.
3521 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3524 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3525 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3527 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3530 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
3531 gcc_assert, instead call output_operand_lossage.
3533 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
3535 * builtins.c (std_canonical_va_list): Treat structure based
3538 2008-07-15 Ben Elliston <bje@au.ibm.com>
3540 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
3542 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
3544 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
3547 2008-07-14 Jan Hubicka <jh@suse.cz>
3549 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
3550 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
3551 fix predicates and constraints.
3552 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
3553 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
3555 2008-07-14 Doug Kwan <dougkwan@google.com>
3557 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
3558 additional option file arm/eabi.opt.
3559 * config/arm/eabi.h (File): New configuration file for EABI targets.
3560 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
3561 SUBSUBTARGET_EXTRA_SPECS.
3562 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
3563 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
3564 from STARTFILE_SPEC so that it can be referenced in an override.
3565 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
3566 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
3567 can be referenced in an override.
3568 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
3569 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
3570 so that it can be referenced in an override.
3571 (LINK_SPEC): Use BPABI_LINK_SPEC.
3572 * config/arm/eabi.opt (File): New.
3574 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3576 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
3577 (FIXED_VALUE_H): New variable.
3578 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
3579 input.h, fixed-value.h.
3580 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
3581 (BASIC_BLOCK_H): Use $(BITMAP_H).
3582 (FUNCTION_H): Add varray.h.
3583 (IPA_REFERENCE_H): Use $(BITMAP_H).
3584 (CGRAPH_H): Add $(BASIC_BLOCK_H).
3585 (DF_H): Use $(BITMAP_H).
3586 (GGC_H): Add statistics.h.
3588 (INSN_ATTR_H): Use it.
3589 (SYSTEM_H): Add safe-ctype.h, filenames.h.
3591 (SYMTAB_H): Add $(OBSTACK_H).
3592 (CPP_INTERNAL_H): New.
3593 (TREE_DUMP_H): Add tree-pass.h.
3594 (TREE_FLOW_H): Use $(BITMAP_H)
3595 (PRETTY_PRINT_H): Use $(INPUT_H).
3596 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
3599 (many object files): Fix lots of header dependencies throughout.
3601 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3603 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
3605 (s-gtyp-input): Use them to write tmp-gi.list.
3606 (echo_to_gi.list): Remove.
3608 2008-07-14 Richard Guenther <rguenther@suse.de>
3610 * tree-ssa-sccvn.c (pre_info): Remove.
3611 (switch_to_PRE_table): Likewise.
3612 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
3613 (set_hashtable_value_ids): Do not create value-ids for the
3615 (run_scc_vn): Remove double test. Remove bogus special-case
3616 in value-number printing.
3617 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
3618 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
3620 * tree-flow-inline.h (get_value_handle): Remove.
3621 * tree-flow.h (get_value_handle): Remove.
3623 2008-07-14 Martin Jambor <mjambor@suse.cz>
3625 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
3626 in which we generate arithmetics is not a subrange.
3628 2008-07-14 Martin Jambor <mjambor@suse.cz>
3630 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
3632 2008-07-14 Richard Guenther <rguenther@suse.de>
3634 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
3636 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
3639 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
3640 reload for symbol refs moved to r0 with -fPIC.
3641 (legitimize_pic_address): Use the target register as temporary
3643 (emit_symbolic_move): Adjust comment.
3644 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
3647 2008-07-14 Ben Elliston <bje@au.ibm.com>
3649 * c-common.h (C_CPP_HASHNODE): New macro.
3650 * coretypes.h (struct cpp_token): Forward declare.
3651 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3652 the context-sensitive keyword method.
3653 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
3654 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
3655 expand_bool_pixel): New.
3656 (altivec_categorize_keyword): New function.
3657 (init_vector_keywords): New function.
3658 (rs6000_macro_to_expand): Likewise.
3659 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
3660 compiling an ISO C dialect.
3662 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
3664 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
3665 (create_expression_by_pieces): Fix typo.
3666 (do_regular_insertion): Use debug counter here too.
3668 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
3671 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
3672 CONST_OK_FOR_LETTER_P. All port-local users changed.
3673 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
3674 implement Kp matching power-of-two.
3675 (CONSTRAINT_LEN): Define to match.
3676 * config/cris/cris.md: Replace all use of constraint K with Kc.
3677 ("*btst*): Use Kp for operand 0 of last alternative.
3679 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3682 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
3685 2008-07-13 Jan Hubicka <jh@suse.cz>
3687 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
3690 2008-07-13 Richard Guenther <rguenther@suse.de>
3693 * langhooks.c (lhd_print_error_function): Deal with recursive
3696 2008-07-12 Jan Hubicka <jh@suse.cz>
3698 * cgraph.c (assembler_name_hash): New static var.
3699 (hash_node_by_assembler_name, eq_assembler_name): New.
3700 (cgraph_node_for_asm): Use hashtable.
3701 (cgraph_remove_node): Maintain hashtable.
3702 (change_decl_assembler_name): Sanity check that names are not changing
3703 after aliasing was processed.
3704 * cgraph.h (varpoon_node): Add next GGC marker.
3705 * tree.c (decl_assembler_name_equal): Constify.
3706 (decl_assembler_name_hash): New.
3707 * tree.h (decl_assembler_name_equal): Constify.
3708 (decl_assembler_name_hash): Update.
3710 2008-07-12 David Daney <ddaney@avtrex.com>
3712 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3715 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
3717 * doc/md.texi: Document the MIPS "v" constraint.
3718 * config/mips/mips.h (reg_class): Revert last change.
3719 (REG_CLASS_NAMES): Likewise.
3720 (REG_CLASS_CONTENTS): Likewise.
3721 * config/mips/mips.c (mips_regno_to_class): Likewise.
3722 * config/mips/constraints.md (v): Likewise, but add documentation.
3723 Add a comment to say that this constraint should not be used in
3726 2008-07-11 DJ Delorie <dj@redhat.com>
3728 * config/h8300/h8300.md (length): Fix branch offset limit.
3730 2008-07-11 Anatoly Sokolov <aesok@post.ru>
3732 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
3733 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
3734 (avr_hard_regno_scratch_ok): New function.
3735 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3736 * config/avr/avr.md (all peepholes that request a scratch register):
3737 Remove avr_peep2_scratch_safe use.
3739 2008-07-11 Tom Tromey <tromey@redhat.com>
3740 Ian Lance Taylor <iant@google.com>
3742 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
3743 (struct c_common_resword): Define.
3744 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
3745 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
3746 (c_common_reswords, num_c_common_reswords): Declare.
3747 * c-common.c (c_common_reswords): New global const array.
3748 (num_c_common_reswords): New const int.
3749 * c-parser.c (struct resword, reswords): Don't define.
3750 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
3751 (c_parse_init): Clarify mask code. Use c_common_reswords rather
3752 than reswords. If warning about C++ keywords, give them a special
3754 (c_lex_one_token): Warn about C++ keywords. Call
3755 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
3756 (c_parser_external_declaration): Look for RID_xxx rather than
3757 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
3758 (c_parser_statement_after_labels): Likewise.
3759 (c_parser_objc_class_instance_variables): Likewise.
3760 (c_parser_objc_class_declaration): Likewise.
3761 (c_parser_objc_try_catch_statement): Likewise.
3762 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
3763 (declspecs_add_type): Likewise.
3765 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
3767 * ggc-page.c (alloc_page):
3768 Substituting xmalloc, xcalloc with
3769 XNEWVEC and XCNEWVAR macros which add the
3772 2008-07-11 Richard Guenther <rguenther@suse.de>
3774 PR tree-optimization/36765
3775 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
3776 aliases from HEAP vars to SMTs.
3778 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3780 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
3781 * configure.ac (loose_warn): Move -Wc++-compat from here...
3782 (strict_warn): ...to here.
3783 * configure: Regenerate.
3785 2008-07-10 Joseph Myers <joseph@codesourcery.com>
3787 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
3788 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
3789 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
3790 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
3791 excluding more specific h8300-*-* and sh-*-* targets.
3793 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
3795 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
3797 (execute_pre): Call loop_optimizer_finalize in early exit.
3799 2008-07-10 Jakub Jelinek <jakub@redhat.com>
3802 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
3803 uids in the bitmap, not just VAR_DECL uids.
3805 PR rtl-optimization/36419
3806 * combine-stack-adj.c (adjust_frame_related_expr): New function.
3807 (combine_stack_adjustments_for_block): Call it if needed. Delete
3809 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
3810 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
3811 prologue sp adjustment.
3813 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
3816 * opts.c (print_ignored_options): Report postponed diagnostics for
3817 unknown -Wno-* options as warnings, not errors.
3818 (postpone_unknown_option_error): Renamed to...
3819 (postpone_unknown_option_warning): ... this.
3821 2008-07-09 Doug Kwan <dougkwan@google.com>
3824 2008-07-08 Doug Kwan <dougkwan@google.com>
3826 * config/arm/arm.opt (mandroid): New option.
3827 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
3828 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
3830 (CC1PLUS_SPEC): Same.
3832 (STARTFILE_SPEC): Same.
3833 (ENDFILE_SPEC): Same.
3834 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
3837 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
3840 * config/mips/mips.h (reg_class): Remove V1_REG.
3841 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3842 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
3844 (mips_get_tp): New function.
3845 (mips_legitimize_tls_address): Use it.
3846 * config/mips/constraints.md (v): Delete.
3847 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
3848 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
3849 After reload, split into a move and ...
3850 (*tls_get_tp_<mode>_split): ...this new instruction.
3852 2008-07-09 David Daney <ddaney@avtrex.com>
3854 * config/mips/driver-native.c: Include coretypes.h and tm.h.
3856 2008-07-09 Jakub Jelinek <jakub@redhat.com>
3858 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
3859 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
3861 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
3862 htab_delete should be called. Don't free c.
3863 (lookup_tmp_var): Create temp_htab lazily.
3864 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
3865 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
3867 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
3868 lower_omp_ordered, lower_omp_critical, lower_omp_for,
3869 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
3870 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
3871 * tree-sra.c (generate_element_init): Likewise.
3872 * tree-mudflap.c (execute_mudflap_function_ops,
3873 execute_mudflap_function_decls): Likewise.
3874 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
3875 * tree-gimple.h (struct gimplify_ctx): New type.
3876 (push_gimplify_context): Adjust prototype.
3878 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
3880 * tree-ssa-pre.c (phi_translate_1): Update placement of
3883 2008-07-09 Anatoly Sokolov <aesok@post.ru>
3885 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
3886 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
3887 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
3888 * targhooks.c (default_hard_regno_scratch_ok): New function.
3889 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
3890 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
3891 * recog.c: Include "target.h".
3892 (peep2_find_free_register): Add check for global regs. Add target
3894 * Makefile.in (recog.o): Depend on target.h.
3896 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
3898 * config/sh/sh.c (sh_canonical_va_list_type): New.
3899 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
3901 2008-07-09 Raksit Ashok <raksit@google.com>
3903 * doc/invoke.texi (Option Summary): Mention new option
3904 -Wdisallowed-function-list=...
3905 (Warning Options): Document -Wdisallowed-function-list=...
3906 * common.opt (Wdisallowed-function-list=): New flag.
3907 * flags.h (warn_disallowed_functions): External definition of new
3908 boolean warning flag.
3909 (warn_if_disallowed_function_p): Declare new function.
3910 * opts.c (warning_disallowed_functions): New static variable.
3911 (warn_disallowed_functions): New boolean warning flag.
3912 (warn_if_disallowed_function_p): New function.
3913 (add_comma_separated_to_vector): Rename
3914 add_instrument_functions_exclude_list to this.
3915 (common_handle_option): Handle new option. Rename calls to
3916 add_instrument_functions_exclude_list into calls to
3917 add_comma_separated_to_vector.
3918 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
3919 based on flag warn_disallowed_functions.
3921 2008-07-09 Christian Bruel <christian.bruel@st.com>
3923 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
3924 instead of get_attr_length.
3926 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3928 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
3930 * genemit.c (gen_insn): Likewise.
3931 * gengtype.c (note_def_vec): Likewise.
3932 * gengtype.h (note_def_vec): Likewise.
3933 * genoutput.c (struct data, output_insn_data, process_template,
3934 gen_expand, gen_split, note_constraint): Likewise.
3935 * genrecog.c (new_decision, add_to_sequence, factor_tests,
3936 make_insn_sequence): Likewise.
3937 * gensupport.c (record_insn_name): Likewise.
3939 2008-07-08 Doug Kwan <dougkwan@google.com>
3941 * config/arm/arm.opt (mandroid): New option.
3942 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
3943 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
3945 (CC1PLUS_SPEC): Same.
3947 (STARTFILE_SPEC): Same.
3948 (ENDFILE_SPEC): Same.
3949 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
3952 2008-07-08 Raksit Ashok <raksit@google.com>
3954 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
3955 (set_storage_via_setmem): Fix expected_align parameter.
3956 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
3957 missing from the list.
3958 * doc/md.texi (movmem): Explicitly state that expected alignment is
3959 to be expressed in bytes.
3960 (setmem): Explicitly state that expected alignment is to be expressed
3963 2008-07-08 Joseph Myers <joseph@codesourcery.com>
3965 * reload.c (find_reloads_subreg_address): Do not require validity
3966 of address in original mode before reloading address.
3968 2008-07-07 Tianwei Sheng <tianweis@google.com>
3970 * df-core.c (df_remove_problem): Adjust the access to avoid out of
3971 bounds array access.
3973 2008-07-08 Jakub Jelinek <jakub@redhat.com>
3975 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
3977 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
3979 Fix PR tree-optimization/23455
3980 Fix PR tree-optimization/35286
3981 Fix PR tree-optimization/35287
3982 * Makefile.in (OBJS-common): Remove tree-vn.o.
3983 (tree-vn.o): Remove.
3984 * dbgcnt.def: Add treepre_insert debug counter.
3985 * gcc/tree-flow.h (add_to_value): Updated for other changes.
3986 (debug_value_expressions): Ditto.
3987 (print_value_expressions): Ditto.
3988 * tree-pretty-print.c (dump_generic_node): Updated for
3989 VALUE_HANDLE removal.
3990 * tree-ssa-dom.c (record_equality): Ditto.
3991 (cprop_operand): Ditto.
3992 (lookup_avail_expr): Ditto.
3993 * tree-ssa-threadedge.c
3994 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
3995 (simplify_control_stmt_condition): Ditto.
3996 * tree.c (tree_code_size): Ditto.
3997 (tree_node_structure): Ditto.
3998 (iterative_hash_expr): Ditto.
4000 * tree.h (VALUE_HANDLE_ID): Ditto.
4001 (VALUE_HANDLE_EXPR_SET): Ditto.
4002 (struct tree_value_handle): Ditto.
4003 (union tree_node): Ditto.
4004 * treestruct.def: Ditto.
4005 * tree-vn.c: Removed.
4006 * tree-ssa-pre.c: Rewritten entirely.
4007 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
4008 (constant_value_ids): Ditto.
4009 (vn_nary_op_t): Moved to header.
4011 (vn_reference_op_t): Ditto
4012 (vn_reference_t): Ditto.
4013 (next_value_id): New variable.
4014 (VN_INFO): Add an assert.
4015 (vn_constant_eq): New function.
4016 (vn_constant_hash): Ditto.
4017 (get_or_alloc_constant_value_id): Ditto.
4018 (value_id_constant_p): Ditto.
4019 (vn_reference_compute_hash): De-staticify.
4020 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
4021 Disable some code with a FIXME. Remove VALUE_HANDLE use.
4022 (valueize_refs): Update opcode if it changes from ssa name to constant.
4023 (vn_reference_lookup_1): Add new argument.
4024 (vn_reference_lookup): Ditto.
4025 (vn_reference_lookup_pieces): New function.
4026 (vn_reference_insert): Add return type. Modify to deal with value ids.
4027 (vn_reference_insert_pieces): New function.
4028 (vn_nary_op_compute_hash): De-staticify.
4029 (vn_nary_op_eq): Ditto.
4030 (vn_nary_op_lookup_pieces): New function.
4031 (vn_nary_op_lookup): Add new argument.
4032 (vn_nary_op_insert_pieces): New function.
4033 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
4034 (vn_phi_insert): Ditto.
4035 (visit_unary_op): Update for callee changes.
4036 (visit_binary_op): Ditto.
4037 (visit_reference_op_load): Ditto.
4038 (visit_reference_op_store): Ditto.
4039 (init_scc_vn): Init next_value_id, constant_to_value_id and
4041 (free_scc_vn): Free them.
4042 (set_hashtable_value_ids): New function.
4043 (run_scc_vn): Use it.
4044 (get_max_value_id): New function.
4045 (get_next_value_id): Ditto.
4046 (expressions_equal_p): Moved from tree-vn.c
4047 (sort_vuses): Ditto.
4048 (sort_vuses_heap): Ditto.
4049 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
4051 * tree.c (iterative_hash_hashval_t): Made non-static
4052 * tree.h (iterative_hash_hashval_t): Declare it.
4054 2008-07-08 Martin Jambor <mjambor@suse.cz>
4056 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
4057 instead of ipa_create_node_params.
4058 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
4059 ipa_check_create_edge_args, free them with
4060 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
4062 * ipa-prop.c: Include flags.h and tree-inline.h.
4063 (ipa_node_params_vector): New variable.
4064 (ipa_edge_args_vector): New variable.
4065 (edge_removal_hook_holder): New variable.
4066 (node_removal_hook_holder): New variable.
4067 (edge_duplication_hook_holder): New variable.
4068 (node_duplication_hook_holder): New variable.
4069 (ipa_detect_param_modifications): Check for presence of modified flags.
4070 (ipa_compute_jump_functions): Check for presence of jump functions.
4071 (ipa_free_edge_args_substructures): New function.
4072 (ipa_create_node_params): Removed.
4073 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
4074 (ipa_free_node_params_substructures): New function.
4075 (ipa_free_all_node_params): Changed to deallocate the on-the-side
4077 (ipa_edge_removal_hook): New function.
4078 (ipa_node_removal_hook): New function.
4079 (duplicate_array): New function.
4080 (ipa_edge_duplication_hook): New function.
4081 (ipa_node_duplication_hook): New function.
4082 (ipa_register_cgraph_hooks): New function.
4083 (ipa_unregister_cgraph_hooks): New function.
4084 (free_all_ipa_structures_after_ipa_cp): New function.
4086 * ipa-prop.h: Include vec.h.
4087 (ipa_node_params_t): New typedef with vector types for it.
4088 (ipa_edge_args_t): New typedef with vector types for it.
4089 (IPA_NODE_REF): Changed to access an on-the-side vector.
4090 (IPA_EDGE_REF): Changed to access an on-the-side vector.
4091 (ipa_check_create_node_params): New function.
4092 (ipa_check_create_edge_args): New function.
4094 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
4097 2008-07-07 Tom Tromey <tromey@redhat.com>
4099 * configure, config.in: Rebuilt.
4100 * configure.ac: Don't check for scandir or alphasort.
4102 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4104 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
4105 types immediately after creating them.
4107 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4109 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
4111 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
4113 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
4114 dump_constraint_graph.
4115 (dump_constraint_edge): New function.
4116 (dump_constraint_graph): New function.
4117 (debug_constraint_graph): New function.
4118 (dump_constraint): Removed useless comparison.
4119 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
4120 (dump_constraint_graph): Declare.
4121 (debug_constraint_graph): Declare.
4122 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
4124 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
4126 * config/i386/i386.c (is_va_list_char_pointer): New.
4127 (ix86_va_start): Replace compare with ms_va_list_type_node
4128 by is_va_list_char_pointer.
4129 (ix86_gimplify_va_arg): Likewise.
4131 2008-07-07 Martin Jambor <mjambor@suse.cz>
4133 * cgraph.c (cgraph_edge_max_uid): New variable.
4134 (struct cgraph_edge_hook_list): New type.
4135 (struct cgraph_node_hook_list): New type.
4136 (struct cgraph_2edge_hook_list): New type.
4137 (struct cgraph_2node_hook_list): New type.
4138 (first_cgraph_edge_removal_hook): New variable.
4139 (first_cgraph_node_removal_hook): New variable.
4140 (first_cgraph_edge_duplicated_hook): New variable.
4141 (first_cgraph_node_duplicated_hook): New variable.
4142 (cgraph_add_edge_removal_hook): New function.
4143 (cgraph_remove_edge_removal_hook): New function.
4144 (cgraph_call_edge_removal_hooks): New function.
4145 (cgraph_add_node_removal_hook): New function.
4146 (cgraph_remove_node_removal_hook): New function.
4147 (cgraph_call_node_removal_hooks): New function.
4148 (cgraph_add_edge_duplication_hook): New function.
4149 (cgraph_remove_edge_duplication_hook): New function.
4150 (cgraph_call_edge_duplication_hooks): New function.
4151 (cgraph_add_node_duplication_hook): New function.
4152 (cgraph_remove_node_duplication_hook): New function.
4153 (cgraph_call_node_duplication_hooks): New function.
4154 (cgraph_create_edge): Assign to edge uid.
4155 (cgraph_remove_edge): Call edge removal hooks.
4156 (cgraph_node_remove_callees): Call edge removal hooks.
4157 (cgraph_node_remove_callers): Call edge removal hooks.
4158 (cgraph_remove_node): Call node removal hooks.
4159 (cgraph_clone_edge): Call edge duplication hooks.
4160 (cgraph_clone_node): Call node duplication hooks.
4162 * cgraph.h (cgraph_edge): New field uid.
4163 (cgraph_edge_hook): New type.
4164 (cgraph_node_hook): New type.
4165 (cgraph_2edge_hook): New type.
4166 (cgraph_2node_hook): New type.
4168 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
4170 * config.in: Regenerate.
4172 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
4174 * gcc.c (print_sysroot): New.
4175 (option_map, display_help, process_command): Handle the
4176 -print-sysroot option.
4177 (main): Print the sysroot if requested.
4178 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
4180 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4183 * unwind-pe.h (size_of_encoded_value): add attribute unused.
4185 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
4187 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
4188 (assign_parm_setup_block_p): Also check mode of entry_parm.
4190 2008-07-07 Richard Guenther <rguenther@suse.de>
4192 * tree-ssa-structalias.h (set_used_smts): Remove.
4193 * tree-ssa-structalias.c (used_smts): Likewise.
4194 (set_used_smts): Likewise.
4195 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
4196 call to set_used_smts.
4198 2008-07-07 Richard Guenther <rguenther@suse.de>
4200 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
4201 (new_var_info): Set it to false.
4202 (solution_set_add): Correctly handle pointers outside a var and
4204 (type_safe): Treat variables with is_full_var properly.
4205 (do_sd_constraint): Likewise.
4206 (do_ds_constraint): Likewise.
4207 (process_constraint): Remove zeroing offset for !use_field_sensitive.
4208 (get_constraint_for_ptr_offset): New function.
4209 (get_constraint_for_component_ref): For addresses at least include
4210 the last field of the variable. Handle is_full_vars properly.
4211 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
4212 (handle_ptr_arith): Remove.
4213 (find_func_aliases): Simplify assignment handling.
4214 (create_function_info_for): For parameter and result varinfos set
4216 (create_variable_info_for): Set is_full_var flag whenever we
4217 just created a single varinfo for a decl.
4218 (init_alias_vars): Initialize use_field_sensitive from
4219 max-fields-for-field-sensitive parameter.
4221 2008-07-07 Richard Guenther <rguenther@suse.de>
4223 PR tree-optimization/36713
4224 * tree-flow-inline.h (is_call_used): New function.
4225 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
4226 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4227 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
4229 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4231 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
4233 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
4235 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
4237 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4238 Nathan Sidwell <nathan@codesourcery.com>
4240 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
4241 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
4243 * config/m68k/t-linux: New.
4244 * doc/install.texi: Document m68k-*-linux is now multilibbed by
4247 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
4249 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
4250 * config/m68k/m68k-devices.def: Remove multilibs that only differ
4253 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4255 * gcc.c (execute): Fix -Wc++-compat warning.
4257 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
4260 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
4261 constant for little endian.
4263 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
4265 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
4266 mips_base_mips16 instead of TARGET_MIPS16.
4267 (mips_base_mips16): Declare.
4268 * config/mips/mips.c (mips_base_mips16): Make global.
4269 (was_mips16_p): Remove GTY marker.
4270 (was_mips16_pch_p): New variable.
4271 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
4272 (mips_override_options): Force to non-MIPS16 mode initially.
4273 Do not complain about MIPS16 PIC incompatibilities here.
4274 Only allow -mgpopt if -mexplicit-relocs is in force for
4277 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
4279 * configure.ac: Check for caddr_t, define to char * if not defined.
4280 * configure: Regenerate.
4281 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
4282 (mmap_gt_pch_use_address): Likewise.
4283 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
4285 2008-07-06 Richard Guenther <rguenther@suse.de>
4287 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
4288 (new_var_info): Deal with it.
4289 (solution_set_add): Likewise.
4290 (bitpos_of_field): Make signed, fix.
4291 (struct fieldoff): Remove type and decl fields. Make size field
4292 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
4294 (fieldoff_compare): Deal with it.
4295 (push_fields_onto_fieldstack): Remove has_union argument, glob
4296 adjacent non-pointer fields together.
4297 (create_function_info_for): Do not set has_union.
4298 (create_variable_info_for): Simplify.
4300 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
4302 * config.gcc (extra_headers): Add cross-stdarg.h for target
4303 x86_64-*-* and i?86-*-*.
4304 * config/i386/cross-stdarg.h: New.
4305 * builtins.c (std_fn_abi_va_list): New.
4306 (std_canonical_va_list_type): New.
4307 (stabilize_va_list): Replace va_list_type_node use by
4308 mtarget.canonical_va_list_type.
4309 (gimplify_va_arg_expr): Likewise.
4310 (expand_builtin_va_copy): Replace va_list_type_node use by
4311 mtarget.fn_abi_va_list.
4312 * tree-sra.c (is_va_list_type): New helper.
4313 (decl_can_be_decomposed_p): Replace
4314 va_list_type_node use by is_va_list_type.
4315 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
4316 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4317 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
4318 * config/i386/i386-protos.h (ix86_get_valist_type): New.
4319 (ix86_enum_va_list): New.
4320 * config/i386/i386.c (sysv_va_list_type_node): New.
4321 (ms_va_list_type_node): New.
4322 (ix86_function_type_abi): Remove sorry.
4323 (ix86_build_builtin_va_list_abi): New.
4324 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
4326 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
4327 (ix86_init_builtins_va_builtins_abi): New.
4328 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
4330 (ix86_handle_abi_attribute): New.
4331 (attribute_spec): Add sysv_abi and ms_abi.
4332 (ix86_fn_abi_va_list): New.
4333 (ix86_canonical_va_list_type): New.
4334 (ix86_enum_va_list): New.
4335 (TARGET_FN_ABI_VA_LIST): New.
4336 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4337 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
4338 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
4339 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4340 (TARGET_ENUM_VA_LIST): New.
4341 * expr.h (std_fn_abi_va_list): New.
4342 (std_canonical_va_list_type): New.
4343 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
4344 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4345 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
4346 TARGET_CANONICAL_VA_LIST_TYPE.
4347 * target.h (struct gcc_target): Add fn_abi_va_list hook
4348 and canonical_va_list_type hook.
4350 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4352 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
4353 integral and pointer types.
4355 2008-07-04 Roger Sayle <roger@eyesopen.com>
4357 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
4358 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
4360 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
4363 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
4365 2008-07-04 Jakub Jelinek <jakub@redhat.com>
4367 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
4368 build_gimple_modify_stmt.
4369 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
4370 gimple operand. Use fold_build* instead of build*.
4372 2008-07-04 Richard Guenther <rguenther@suse.de>
4374 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
4375 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
4376 properly to compute the reachability set if we do field-sensitive PTA.
4377 * invoke.texi (max-fields-for-field-sensitive): Document default.
4378 * opts.c (decode_options): Set max-fields-for-field-sensitive to
4379 100 for optimize >= 2.
4381 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4383 * ggc-zone.c (lookup_page_table_if_allocated,
4384 set_page_table_entry, zone_find_object_size, alloc_small_page,
4385 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
4386 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
4387 -Wc++-compat and/or -Wcast-qual warnings.
4389 2008-07-04 Alan Modra <amodra@bigpond.net.au>
4392 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
4393 pic_offset_table_rtx to be marked as used here.
4394 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
4395 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
4396 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
4397 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
4400 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4402 * alloc-pool.c (hash_descriptor, eq_descriptor,
4403 alloc_pool_descriptor): Fix -Wc++-compat warnings.
4404 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
4406 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
4407 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
4408 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
4409 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
4412 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
4414 * tree-flow.h (loop_only_exit_p): Declare.
4415 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
4416 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
4417 the number of iterations if it is constant. Otherwise, if this is the
4418 only possible exit of the loop, use the conservative estimate on the
4419 number of iterations of the entire loop if available.
4421 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
4423 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
4424 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
4425 Add synchronization functions.
4426 * config/sync.c: New file.
4427 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
4428 (LIBGCC_SYNC_CFLAGS): Likewise.
4430 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
4433 * config/i386/i386.md (mode): Add TF to "mode" attribute.
4434 (*pushtf_sse): New insn pattern.
4435 (pushtf splitters): New splitters.
4437 2008-07-03 Michael Meissner <gnu@the-meissners.org>
4440 * predict.c (build_predict_expr): Use void_type_node for the tree
4441 type, instead of NULL_TREE.
4443 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
4445 * config/i386/i386.c (contains_aligned_value_p): Return true
4447 (ix86_data_alignment): Align TCmode to 128bits.
4448 (ix86_local_alignment): Likewise.
4450 2008-07-03 Andrew Haley <aph@redhat.com>
4453 * vec.h (VEC_TA): New.
4454 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
4455 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
4456 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
4457 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
4458 (C_COMMON_FIXED_TYPES): Remove first arg.
4459 (C_COMMON_FIXED_MODE_TYPES): Likewise.
4460 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
4461 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
4462 not to use empty macro arguments.
4464 2008-07-02 Joseph Myers <joseph@codesourcery.com>
4466 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
4467 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
4468 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
4469 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
4470 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
4471 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
4472 config/ia64/crtn.asm, config/m68hc11/larith.asm,
4473 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
4474 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
4475 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
4476 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
4477 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
4478 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
4479 config/rs6000/e500crtres64gpr.asm,
4480 config/rs6000/e500crtres64gprctr.asm,
4481 config/rs6000/e500crtrest32gpr.asm,
4482 config/rs6000/e500crtrest64gpr.asm,
4483 config/rs6000/e500crtresx32gpr.asm,
4484 config/rs6000/e500crtresx64gpr.asm,
4485 config/rs6000/e500crtsav32gpr.asm,
4486 config/rs6000/e500crtsav64gpr.asm,
4487 config/rs6000/e500crtsav64gprctr.asm,
4488 config/rs6000/e500crtsavg32gpr.asm,
4489 config/rs6000/e500crtsavg64gpr.asm,
4490 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
4491 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
4492 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
4493 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
4494 config/sparc/sol2-cn.asm: Remove .file directives.
4496 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
4498 * resource.c (mark_referenced_resources): Look inside
4499 UNSPEC_VOLATILEs and ASM_INPUTs.
4501 2008-07-02 Ian Lance Taylor <iant@google.com>
4503 * rtlanal.c (add_reg_note): New function.
4504 * rtl.h (add_reg_note): Declare.
4505 * auto-inc-dec.c (attempt_change): Use add_reg_note.
4506 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
4507 * builtins.c (expand_builtin_longjmp): Likewise.
4508 (expand_builtin_nonlocal_goto): Likewise.
4509 * calls.c (emit_call_1, expand_call): Likewise.
4510 * cfgexpand.c (add_reg_br_prob_note): Likewise.
4511 * cfglayout.c (fixup_reorder_chain): Likewise.
4512 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
4513 (commit_one_edge_insertion): Likewise.
4514 * combine.c (move_deaths, distribute_notes): Likewise.
4515 * df-problems.c (df_set_note): Likewise.
4516 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
4517 (set_unique_reg_note): Likewise.
4518 (emit_copy_of_insn_after): Likewise.
4519 * expr.c (expand_expr_real): Likewise.
4520 * gcse.c (add_label_notes): Likewise.
4521 * haifa-sched.c (create_check_block_twin): Likewise.
4522 * jump.c (mark_jump_label_1): Likewise.
4523 * loop-doloop.c (add_test, doloop_modify): Likewise.
4524 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4525 * lower-subreg.c (move_eh_region_note): Likewise.
4526 * optabs.c (emit_libcall_block): Likewise.
4527 * predict.c (predict_insn): Likewise.
4528 (combine_predictions_for_insn): Likewise.
4529 * recog.c (peephole2_optimize): Likewise.
4530 * regmove.c (try_auto_increment): Likewise.
4531 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
4532 * reload.c (find_reloads): Likewise.
4533 * reload1.c (fixup_eh_region_note): Likewise.
4534 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
4535 * reorg.c (delete_prior_computation): Likewise.
4536 (delete_computation, dbr_schedule): Likewise.
4537 * config/pa/pa.c (legitimize_pic_address): Likewise.
4538 * config/sh/sh.c (sh_reorg): Likewise.
4540 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4543 * config/libgcc-glibc.ver: Add %exclude.
4544 * config/m32r/libgcc-glibc.ver: Likwise.
4545 * config/s390/libgcc-glibc.ver: Likwise.
4546 * config/sh/libgcc-glibc.ver: Likwise.
4547 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
4549 * config/i386/libgcc-glibc.ver: New.
4551 * config/i386/libgcc-x86_64-glibc.ver: Removed.
4553 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4555 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
4556 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
4557 i[34567]86-*-linux*, x86_64-*-linux*. Add
4558 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
4559 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
4560 x86_64-*-linux*. Add i386/t-linux to tmake_file for
4561 i[34567]86-*-linux*, x86_64-*-linux*.
4563 * libgcc-std.ver: Add empty GCC_4.4.0.
4565 * mkmap-symver.awk: Support multiple versions per symbol.
4567 * config/i386/i386.c (ix86_init_builtins): Always define
4568 __builtin_fabsq and __builtin_copysignq with fallbacks.
4569 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
4570 and __builtin_copysignq if SSE2 isn't available.
4572 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
4573 (LIBGCC2_TF_CEXT): Likwise.
4576 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
4578 * config/i386/sfp-machine.h: Moved to libgcc.
4580 * config/i386/sfp-machine.h: New.
4581 * config/i386/t-linux: Likwise.
4583 * config/i386/t-darwin: Remove softfp_wrap_start and
4585 * config/i386/t-darwin64: Likewise.
4587 * config/i386/t-fprules-softfp64: Renamed to ...
4588 * config/i386/t-fprules-softfp: This.
4590 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
4591 and softfp_wrap_end.
4593 2008-07-02 Jason Merrill <jason@redhat.com>
4595 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
4597 * tree.c (ctor_to_list): New fn.
4598 * tree.h: Declare it.
4599 (CONSTRUCTOR_ELT): New macro.
4600 (CONSTRUCTOR_NELTS): New macro.
4602 2008-07-02 Richard Guenther <rguenther@suse.de>
4604 * tree-ssa-structalias.c (struct variable_info): Reorder
4605 to fill padding on 64bit hosts. Make collapsed_to an int.
4606 (get_varinfo_fc): Deal with that.
4607 (new_var_info): Likewise.
4608 (collapse_rest_of_var): Likewise.
4610 2008-07-02 Joshua Sumali <jsumali@redhat.com>
4612 * doc/install.texi (--enable-java-home): Document.
4613 (--enable-aot-compile-rpm): Likewise.
4614 (--with-arch-directory): Likewise.
4615 (--with-os-directory): Likewise.
4616 (--with-origin-name): Likewise.
4617 (--with-arch-suffix): Likewise.
4618 (--with-jvm-root-dir): Likewise.
4619 (--with-jvm-jar-dir): Likewise.
4620 (--with-python-dir): Likewise.
4622 2008-07-02 Richard Guenther <rguenther@suse.de>
4624 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
4625 from decls explicitly. Merge operand checking from tuples.
4627 2008-07-02 Martin Jambor <mjambor@suse.cz>
4629 * tree-switch-conversion.c: Included timevar.h which I forgot before.
4631 2008-07-02 Martin Jambor <mjambor@suse.cz>
4633 * tree-switch-conversion.c: Included timevar.h
4634 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
4636 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
4638 2008-07-02 Martin Jambor <mjambor@suse.cz>
4640 * tree-switch-conversion.c: Corrected various comments and
4642 (build_constructors): Fixed minor formatting mistakes.
4644 * invoke.texi (Optimize Options): Corrected the
4645 switch-conversion-max-branch-ratio parameter.
4647 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
4649 * final.c (asm_insn_count): Return zero for an empty asm body.
4651 2008-07-02 Richard Guenther <rguenther@suse.de>
4653 * bitmap.h (bitmap_set_bit): Return bool.
4654 (bitmap_clear_bit): Likewise.
4655 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
4656 write to the bitmap if it would.
4657 (bitmap_clear_bit): Likewise.
4658 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
4659 bitmap_set_bit return value.
4660 (add_pred_graph_edge): Likewise.
4661 (add_graph_edge): Likewise.
4662 (do_sd_constraint): Likewise.
4663 (do_ds_constraint): Likewise.
4665 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4667 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
4668 Fix -Wc++-compat and/or -Wcast-qual warnings.
4669 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
4670 gen_regparm_prefix): Likewise.
4671 * vmsdbgout.c (write_modbeg, lookup_filename,
4672 vmsdbgout_source_line, vmsdbgout_init): Likewise.
4674 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
4676 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
4677 defaults.h definition apply.
4679 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4681 * function.c (assign_parm_remove_parallels): New.
4682 (assign_parm_setup_block_p): Do not return true for non-BLKmode
4684 (assign_parm_setup_block): Do not handle them.
4685 (assign_parm_setup_reg, assign_parm_setup_stack): Call
4686 assign_parm_remove_parallels.
4688 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4690 * c-typeck.c (convert_for_assignment): Use
4691 vector_targets_convertible_p.
4692 * c-common.c (vector_targets_convertible_p): New.
4693 * c-common.h (vector_targets_convertible_p): New prototype.
4694 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
4695 opaque_p_V2SI_type_node.
4697 2008-07-01 Steve Ellcey <sje@cup.hp.com>
4699 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
4702 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
4704 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
4705 TFmode constants via two element DImode vector for hosts with
4706 HOST_BITS_PER_WIDE_INT < 64.
4707 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
4708 also for HOST_BITS_PER_WIDE_INT < 64.
4710 2008-07-01 Richard Guenther <rguenther@suse.de>
4712 PR tree-optimization/36666
4713 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
4714 (get_constraint_exp_from_ssa_var): Split into ...
4715 (get_constraint_exp_for_temp): ... this ...
4716 (get_constraint_for_ssa_var): ... and that.
4717 Return constraint expressions for all touched sub-fields
4718 if the results address is not taken.
4719 (process_constraint): Remove assertion that aggregate
4720 assignments do not happen at this place.
4721 (get_constraint_for_component_ref): Add address_p argument.
4722 Return constraint expressions for all touched sub-fields
4723 if the results address is not taken.
4724 (do_deref): Use get_constraint_exp_for_temp.
4725 (get_constraint_for_1): Rename from ...
4726 (get_constraint_for): ... this. Add the old function as wrapper.
4727 (do_structure_copy): Use get_constraint_for_1.
4729 2008-07-01 Martin Jambor <mjambor@suse.cz>
4731 * Makefile.in (tree-switch-conversion.o): Add.
4732 (OBJS-common): Add tree-swtch-conversion.o.
4733 * passes.c (init_optimization_passes): Add pass_convert_switch.
4734 * tree-pass.h: (pass_convert_switch): Add.
4735 * tree-switch-conversion.c: New file.
4736 * gcc.dg/tree-ssa/cswtch.c: New testcase.
4737 * common.opt (ftree-cswtch): New option.
4738 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
4739 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
4740 * opts.c (decode_options): Set flag_tree_switch_conversion when
4741 optimization level is >= 2.
4742 * doc/invoke.texi (Optimize Options): Added description of
4743 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
4745 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4747 * config/darwin-driver.c (darwin_default_min_version): Fix
4748 -Wc++-compat warnings.
4750 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
4752 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
4755 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4757 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
4759 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4761 PR rtl-optimization/34744
4762 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
4763 (df_scan_free_internal): Free data structures not
4764 allocated in storage pools.
4765 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
4766 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
4767 df_scan_free_mws_vec.
4768 * dse.c (dse_step6): Free offset_map_p and offset_map_n
4771 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
4773 * config/i386/i386.c (contains_aligned_value_p): Return true
4775 (ix86_function_arg_boundary): Return its natural boundary
4777 (return_in_memory_32): Don't check TDmode.
4778 (ix86_split_to_parts): Support splitting into 4 parts and
4779 support TFmode for 32bit target.
4780 (ix86_split_long_move): Support splitting into 4 parts.
4781 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
4783 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
4784 (ix86_init_builtins): Here.
4785 (ix86_scalar_mode_supported_p): Always return true for TFmode.
4786 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
4787 'q' and 'w', respectively.
4789 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
4791 (movtf_internal): Likewise.
4792 (<code>tf2): Likewise.
4793 (*absnegtf2_sse): Likewise.
4794 (copysign<mode>3): Likewise.
4795 (copysign<mode>3_const): Likewise.
4796 (copysign<mode>3_var): Likewise.
4797 (define_split UNSPEC_COPYSIGN): Likewise.
4798 * config/i386/sse.md (*nandtf3): Likewise.
4799 (<code>tf3): Likewise.
4800 (*<code>tf3): Likewise.
4802 2008-06-30 Joey Ye <joey.ye@intel.com>
4803 H.J. Lu <hongjiu.lu@intel.com>
4805 * global.c (compute_regsets): Set frame_pointer_needed here.
4806 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
4808 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4810 * doc/install.texi (specific): Expand Windows build notes.
4812 2008-06-30 Ira Rosen <irar@il.ibm.com>
4814 PR tree-optimization/36648
4815 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
4816 number of prolog iterations by step. Fix the comment.
4818 2008-06-30 Richard Guenther <rguenther@suse.de>
4821 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
4822 handle calls from ECF_MALLOC functions.
4823 (handle_pure_call): ECF_MALLOC functions do not return
4825 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
4827 2008-06-29 Andreas Schwab <schwab@suse.de>
4829 * config/m68k/m68k.c (print_operand): Always print a float
4831 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
4832 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
4835 * config/rs6000/x-linux64: Remove never used file.
4837 2008-06-29 Richard Guenther <rguenther@suse.de>
4839 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
4841 (struct alias_info): Move ...
4842 * tree-ssa-alias.c: ... here.
4843 (update_alias_info): Declare.
4844 (compute_may_aliases): Call it.
4845 (update_alias_info): New function.
4846 * tree-ssa-structalias.c (update_alias_info): Move ...
4847 * tree-ssa-alias.c (update_alias_info_1): ... here.
4848 * tree-ssa-structalias.c (process_constraint_1): Remove
4849 unused from_call argument. Rename to ...
4850 (process_constraint): ... this. Delete old wrapper.
4851 (make_constraint_to): Adjust callers.
4852 (handle_const_call): Likewise.
4853 (handle_pure_call): Likewise.
4854 (init_base_vars): Likewise.
4855 (handle_lhs_call): Likewise. Remove unnecessary constraint.
4856 (find_func_aliases): We don't need structure copies for
4858 (make_constraint_from_anything): Remove.
4859 (create_variable_info_for): For globals make constraints
4860 from escaped, not from anything.
4861 (compute_points_to_sets): Do not call update_alias_info.
4862 (ipa_pta_execute): Use make_constraint_from.
4864 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4866 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
4867 (bitmap.o-warn, dominance.o-warn): New.
4868 * configure.ac (cxx_compat_warn): Delete.
4869 (loose_warn): Add -Wcast-qual and -Wc++-compat.
4870 * system.h: Remove #pragma diagnostic for -Wcast-qual and
4872 * configure: Regenerate.
4874 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
4877 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4879 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
4880 * df-scan.c (df_notes_rescan): Likewise.
4881 * ggc-page.c (set_page_table_entry): Likewise.
4882 * intl.c (gcc_gettext_width): Likewise.
4883 * varasm.c (get_unnamed_section, get_noswitch_section,
4884 get_section): Likewise.
4886 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
4888 * regrename.c (build_def_use): Don't copy RTX.
4890 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
4892 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
4893 (Type Attributes): Fix nesting of @table and @subsection. Adjust
4894 punctuation. Use @ref instead of @xref.
4895 (Function Names): Remove stray @display/@end display.
4896 (C++ Attributes): Use @ref instead of @xref.
4897 (Deprecated Features): Fix punctuation around @xref.
4898 (Backwards Compatibility): Likewise.
4899 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
4901 2008-06-28 Joseph Myers <joseph@codesourcery.com>
4903 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
4904 constants for E500 double.
4906 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4908 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
4909 element type of const_vector.
4911 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
4913 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
4914 Remove FLAGS_REG clobber from expander pattern.
4915 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
4916 (anddi3, andsi3, andhi3, andqi3): Ditto.
4917 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
4918 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
4919 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
4920 (ashlsi3, ashlhi3, ashlqi3): Ditto.
4921 (ashrsi3, ashrhi3, ashrqi3): Ditto.
4922 (lshrsi3, lshrhi3, lshrqi3): Ditto.
4923 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
4924 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
4926 2008-06-28 Richard Guenther <rguenther@suse.de>
4928 * tree-ssa-structalias.c (callused_id, var_callused,
4929 callused_tree): Add.
4930 (handle_pure_call): New function.
4931 (find_func_aliases): Call it.
4932 (find_what_p_points_to): Handle the call-used set.
4933 (clobber_what_escaped): Likewise.
4934 (compute_call_used_vars): New function.
4935 (init_base_vars): Init the call-used variable.
4936 (do_sd_constraint): Do not propagate the solution from CALLUSED
4937 but use CALLUSED as a placeholder.
4938 (solve_graph): Likewise.
4939 * tree-flow-inline.h (gimple_call_used_vars): New function.
4940 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
4941 (compute_call_used_vars): Declare.
4942 * tree-ssa-alias.c (set_initial_properties): Call
4943 compute_call_used_vars.
4944 (reset_alias_info): Clear call-used variables.
4945 (add_call_clobber_ops): Assert we are not called for const/pure
4946 functions. Remove handling of them.
4947 (add_call_read_ops): Handle pure functions by adding the
4948 call-used set of variables as VUSEs.
4949 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
4950 (delete_tree_ssa): Free it.
4951 * tree-dfa.c (remove_referenced_var): Clear the var from the
4954 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
4956 * tree.c (build_varargs_function_type_list): New.
4957 (build_function_type_list_1): New.
4958 (build_function_type_list): Use build_function_type_list_1.
4959 * tree.h (build_varargs_function_type_list): New.
4961 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4964 * config/spu/spu.c (spu_builtin_splats): Do not generate
4965 invalid CONST_VECTOR expressions.
4966 (spu_expand_vector_init): Likewise.
4968 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
4970 * optabs.c (libfunc_decls): New variable.
4971 (libfunc_decl_hash, libfunc_decl_eq): New functions.
4972 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
4973 for the same function twice.
4975 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
4977 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
4978 ix86_expand_binary_operator directly.
4979 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
4981 (*ashrti3_1): Ditto.
4982 (*lshrti3_1): Ditto.
4983 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
4984 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
4985 using only one splitter. Conditionaly execute splitter before or
4986 after peephole2 pass.
4987 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
4988 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
4989 Use only one alternative in asm template.
4990 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
4992 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
4993 "J" operand constraint for operand 2.
4994 (*ashldi3_cconly_rex64): Ditto.
4995 (*ashrdi3_cmp_rex64): Ditto.
4996 (*ashrdi3_cconly_rex64): Ditto.
4997 (*lshrdi3_cmp_rex64): Ditto.
4998 (*lshrdi3_cconly_rex64): Ditto.
4999 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
5000 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
5001 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
5004 2008-06-27 Jakub Jelinek <jakub@redhat.com>
5006 * gimplify.c (omp_is_private): Don't return true if decl is not
5007 already private on #pragma omp for or #pragma omp parallel for.
5010 * tree-cfg.c (struct move_stmt_d): Replace block field with
5011 orig_block and new_block fields.
5012 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
5013 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
5014 (move_block_to_fn): Replace vars_map and new_label_map arguments
5015 with struct move_stmt_d pointer.
5016 (replace_block_vars_by_duplicates): New function.
5017 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
5018 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
5019 all subblocks of ORIG_BLOCK to the new function. Call
5020 replace_block_vars_by_duplicates.
5021 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
5022 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
5023 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
5024 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
5025 (expand_omp): Temporarily set input_location to the location of
5026 region's controlling stmt.
5027 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
5028 BIND_EXPR, push ctx->block_vars and gimplification vars into
5029 the BIND_EXPR and its block's BLOCK_VARS instead of directly
5031 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
5032 there are any BLOCK_VARS.
5033 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
5034 OMP_PARALLEL or OMP_TASK stmt.
5035 (lower_omp): Save and restore input_location around the lower_omp_1
5038 2008-06-27 Richard Guenther <rguenther@suse.de>
5040 PR tree-optimization/36400
5041 PR tree-optimization/36373
5042 PR tree-optimization/36344
5043 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
5044 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
5045 (update_alias_info): Remove call clobbering code.
5046 (make_constraint_to): New helper function.
5047 (make_escape_constraint): Likewise.
5048 (handle_rhs_call): Use it on all pointer containing arguments.
5049 Also mark the static chain escaped.
5050 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
5051 instead of ANYTHING.
5052 (make_constraint_from): New helper split out from ...
5053 (make_constraint_from_anything): ... here.
5054 (find_func_aliases): Add constraints for escape sites.
5055 (intra_create_variable_infos): Make constraints from NONLOCAL
5057 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
5059 (clobber_what_p_points_to): Remove.
5060 (clobber_what_escaped): New function.
5061 (init_base_vars): Init NONLOCAL and ESCAPED.
5062 (do_sd_constraint): Do not propagate the solution from ESCAPED
5063 but use ESCAPED as a placeholder.
5064 (solve_graph): Likewise.
5065 * tree-flow.h (clobber_what_p_points_to): Remove.
5066 (clobber_what_escaped): Declare.
5067 * tree-ssa-alias.c (set_initial_properties): Call it.
5068 Remove code clobbering escaped pointers.
5070 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5072 * function.c (allocate_struct_function): Only allocate a unique
5073 funcdef_no if the decl is nonzero.
5075 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5077 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
5078 * config/mips/mips.c (mips_split_const_insns): New function.
5079 * config/mips/mips.md (move_type): New attribute.
5080 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
5081 (dword_mode): New attribute.
5082 (type): Avoid long line. Map "move_type"s to "type"s,
5083 choosing "multi" for doubleword moves if appropriate.
5084 Swap MTC/MFC comments to match their declaration order.
5085 (extended_mips16): Default to "yes" if "move_type" is "sll0",
5086 "type" is "branch" or "jal" is "direct".
5087 (length): Handle "extended_mips16" first. Make the default
5088 "0" for "ghost" instructions. Set the length from "move_type".
5089 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
5090 of "type", with "sll0" for the register alternative. Remove the
5091 "extended_mips16" attribute.
5092 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
5093 of "type", with "shift_shift" for the register alternative.
5094 Remove the "length" attribute.
5095 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
5096 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
5097 of "type", with "andi" for the register alternative.
5098 (*zero_extendqihi2): Likewise.
5099 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
5100 of "andi" instead of a "type" of "arith".
5101 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
5103 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
5104 (mov_<store>r, *mov<mode>_ra): Likewise.
5105 (extendsidi2): Use "move_type" instead of "type", with "move"
5106 for the register alternative.
5107 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
5108 of "type", with "signext" for the register alternative.
5109 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
5110 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
5111 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
5112 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
5113 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
5114 (unnamed branch insn): Likewise.
5115 (*movdi_gp32_fp64): Fold into...
5116 (*movdi_32bit): ...here.
5117 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
5118 (*movdf_hardfloat): ...this new pattern.
5119 (*movdf_softfloat): Remove redundant FPR alternatives.
5120 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
5121 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
5122 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
5123 the "move" attribute.
5124 (*movdi_32bit): Use "move_type" instead of "type" and remove the
5125 "length" attribute. Use "fpload" and "fpstore" instead of "load"
5126 and "store" for COP loads and stores.
5127 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
5128 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
5129 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
5130 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
5131 (*movtf_mips16, *movv2sf): Likewise.
5132 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
5133 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
5134 (mfhc1<mode>): Use "move_type" instead of "move".
5135 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
5136 (loadgp_blockage): Remove the "length" attribute.
5137 (blockage, set_got_version, update_got_version): Likewise.
5138 (call_internal): Remove the "extended_mips16" attribute.
5139 (call_value_internal, call_value_multiple_internal): Likewise.
5140 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
5142 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
5143 the "length" attribute.
5145 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5147 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
5148 -Wcast-qual warnings.
5149 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
5150 handle_pragma_pop_macro): Likewise.
5151 * collect2.c (resolve_lib_name): Likewise.
5152 * config/arc/arc.c (arc_init): Likewise.
5153 * config/arm/arm.c (neon_builtin_compare,
5154 locate_neon_builtin_icode): Likewise.
5155 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
5156 * config/bfin/bfin.c (bfin_init_machine_status,
5157 bfin_optimize_loop): Likewise.
5158 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
5159 * config/cris/cris.c (cris_init_expanders): Likewise.
5160 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
5161 * config/darwin.c (machopic_indirection_eq,
5162 machopic_indirection_name, machopic_output_indirection): Likewise.
5163 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
5164 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
5165 frv_optimize_membar): Likewise.
5166 * config/i386/cygwin.h (mingw_scan,
5167 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
5168 * config/i386/cygwin1.c (mingw_scan): Likewise.
5169 * config/i386/i386.c (machopic_output_stub): Likewise.
5170 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
5171 i386_pe_unique_section): Likewise.
5172 * config/ia64/ia64.c (ia64_init_machine_status,
5173 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
5175 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
5176 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
5177 * config/m68k/m68k.c (m68k_handle_option,
5178 m68k_sched_md_init_global): Likewise.
5179 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
5180 mcore_unique_section): Likewise.
5181 * config/mips/mips.c (mips_block_move_straight,
5182 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
5184 * config/mmix/mmix.c (mmix_init_machine_status,
5185 mmix_encode_section_info): Likewise.
5186 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
5187 * config/rs6000/rs6000.c (rs6000_init_machine_status,
5188 print_operand_address, output_toc, redefine_groups,
5189 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
5190 * config/s390/s390.c (s390_init_machine_status): Likewise.
5191 * config/score/score.c (score_block_move_straight,
5192 score_block_move_loop_body): Likewise.
5193 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
5194 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
5195 * emit-rtl.c (find_auto_inc): Likewise.
5196 * gcc.c (translate_options, process_command): Likewise.
5197 * reorg.c (dbr_schedule): Likewise.
5198 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
5199 * xcoffout.c (xcoffout_declare_function): Likewise.
5201 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
5203 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
5204 ipa-pta working again.
5206 2008-06-27 David Edelsohn <edelsohn@gnu.org>
5208 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
5211 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
5213 * config.gcc (powerpc*-*-*): Add new core e500mc.
5214 * config/rs6000/e500mc.md: New file.
5215 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5217 (rs6000_override_options): Add e500mc case to
5218 processor_target_table. Altivec and Spe options not allowed
5219 with e500mc. Add isel instruction to e500mc by
5220 default. Initialize rs6000_cost for e500mc.
5221 (rs6000_issue_rate): Set issue rate for e500mc.
5222 * config/rs6000/rs6000.h (processor_type): Add
5223 PROCESSOR_PPCE500MC.
5224 (ASM_CPU_SPEC): Add e500mc.
5225 Set TARGET_ISEL to rs6000_isel.
5226 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
5227 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
5228 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
5230 * doc/invoke.texi: Add e500mc to list of cpus.
5232 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5235 * c-lex.c (lex_charconst): Initialize unsignedp.
5237 2008-06-27 Olivier Hainque <hainque@adacore.com>
5239 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
5240 documented assumptions.
5242 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
5244 * dwarf2out.c: Remove trailing white spaces. Break long line
5247 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
5249 * libfuncs.h (LTI_synchronize): New libfunc_index.
5250 (synchronize_libfunc): Declare.
5251 * builtins.c (expand_builtin_synchronize): Consider using
5252 synchronize_libfunc before falling back on an asm blockage.
5253 * config/mips/mips.c: Include libfuncs.h
5254 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
5256 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
5258 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
5259 parameter. Copy stack_reg to r11 where appropriate.
5260 (no_global_regs_above): Add gpr parameter.
5261 (rs6000_stack_info): Only add padding for SPE save area if we
5262 are saving SPE GPRs and CR.
5263 (saveres_routine_syms): New variable.
5264 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
5266 (rs6000_savres_routine_sym): New function.
5267 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
5269 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
5270 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
5271 Tweak FPR out-of-line saving.
5272 (rs6000_make_savres_rtx): New function.
5273 (rs6000_use_multiple_p): New function.
5274 (rs6000_savres_strategy): New function.
5275 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
5276 out-of-line if appropriate.
5277 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
5278 if we are optimizing for size.
5279 (GP_SAVE_INLINE): Define.
5280 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
5281 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
5282 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
5283 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
5284 (*save_fpregs_<mode>): Add use of r11.
5285 (*restore_gpregs_<mode>): New insn.
5286 (*return_and_restore_gpregs_<mode>): New insn.
5287 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
5289 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
5290 (*restore_gpregs_spe): New insn.
5291 (*return_and_restore_gpregs_spe): New insn.
5292 * config/rs6000/predicates.md (save_world_operation): Fix check.
5294 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
5296 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
5297 this point, so assert that.
5299 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
5301 * cfganal.c: Include vec.h and vecprim.h.
5302 (compute_idf): Import from...
5303 * tree-into-ssa (compute_idf): ...here.
5304 * basic-block.h (compute_idf): Export.
5306 2008-06-26 Joseph Myers <joseph@codesourcery.com>
5308 * c-decl.c (merge_decls): Use !current_function_decl to check for
5309 extern declaration of C99 inline function being at file scope.
5311 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
5313 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
5315 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5317 * alias.c (record_alias_subset, init_alias_analysis): Fix
5318 -Wc++-compat and/or -Wcast-qual warnings.
5319 * attribs.c (lookup_attribute_spec): Likewise.
5320 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
5321 copy_bb, connect_traces,
5322 find_rarely_executed_basic_blocks_and_cr): Likewise.
5323 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
5324 note_btr_set, migrate_btr_defs): Likewise.
5325 * builtins.c (result_vector, expand_builtin_memcpy,
5326 expand_builtin_mempcpy_args, expand_builtin_strncpy,
5327 builtin_memset_read_str, expand_builtin_printf,
5328 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
5330 * caller-save.c (mark_set_regs): Likewise.
5331 * calls.c (expand_call, emit_library_call_value_1): Likewise.
5332 * cgraph.c (cgraph_edge): Likewise.
5333 * combine.c (likely_spilled_retval_1): Likewise.
5334 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
5335 htab_counts_entry_del, get_coverage_counts): Likewise.
5336 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
5337 new_cselib_val): Likewise.
5338 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
5339 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
5341 * df-core.c (df_compact_blocks): Likewise.
5342 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
5343 * df-scan.c (df_grow_reg_info, df_ref_create,
5344 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
5345 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
5346 df_record_entry_block_defs, df_record_exit_block_uses,
5347 df_bb_verify): Likewise.
5348 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
5349 DF_REF_EXTRACT_MODE_CONST): New.
5350 * dominance.c (get_immediate_dominator, get_dominated_by,
5351 nearest_common_dominator, root_of_dom_tree,
5352 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
5353 -Wc++-compat and/or -Wcast-qual warnings.
5354 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
5355 record_store, replace_read, check_mem_read_rtx, scan_insn,
5356 dse_step1, dse_record_singleton_alias_set): Likewise.
5357 * dwarf2asm.c (dw2_force_const_mem): Likewise.
5359 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5361 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
5362 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
5363 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
5364 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
5365 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
5366 add_ranges_num, add_ranges_by_labels, file_info_cmp,
5367 file_name_acquire, output_file_names, add_const_value_attribute,
5368 premark_used_types_helper, file_table_eq, file_table_hash,
5369 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
5370 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
5371 -Wcast-qual warnings.
5372 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
5373 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
5374 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
5375 gen_reg_rtx, start_sequence, init_emit): Likewise.
5376 * et-forest.c (et_new_occ, et_new_tree): Likewise.
5377 * except.c (init_eh_for_function, gen_eh_region,
5378 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
5379 arh_to_landing_pad, arh_to_label, add_action_record,
5380 add_call_site, switch_to_exception_section): Likewise.
5381 * expmed.c (synth_mult): Likewise.
5382 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
5383 store_expr): Likewise.
5384 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
5386 * function.c (assign_stack_temp_for_type,
5387 allocate_struct_function, match_asm_constraints_1): Likewise.
5388 * gcov-io.c (gcov_allocate): Likewise.
5389 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
5390 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
5391 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
5392 record_one_set, insert_expr_in_table, insert_set_in_table,
5393 dump_hash_table, compute_hash_table_work, alloc_hash_table,
5394 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
5395 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
5396 -Wcast-qual warnings.
5398 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5400 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
5401 -Wcast-qual warnings.
5402 * gcc.c (process_command): Likewise.
5403 * genattrtab.c (oballoc): Use XOBNEW.
5404 (oballocvec): Define.
5405 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
5406 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
5407 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
5408 -Wc++-compat and/or -Wcast-qual warnings.
5409 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
5410 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
5411 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
5412 gen_presence_absence_set, gen_automaton, gen_regexp_el,
5413 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
5414 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
5415 add_excls, process_presence_absence_names,
5416 process_presence_absence_patterns, add_presence_absence,
5417 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
5418 get_free_state, add_arc, get_free_automata_list_el,
5419 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
5420 transform_3, cache_presence, create_ainsns, create_automata,
5421 create_state_ainsn_table, dfa_insn_code_enlarge,
5422 output_trans_func, output_min_issue_delay_func,
5423 output_dead_lock_func, output_reset_func,
5424 output_get_cpu_unit_code_func, output_dfa_start_func,
5425 expand_automata): Likewise.
5426 * genextract.c (gen_insn): Likewise.
5427 * gengtype-lex.l: Likewise.
5428 * gengtype.c (read_input_list, adjust_field_type,
5429 process_gc_options): Likewise.
5430 * genoutput.c (note_constraint): Likewise.
5431 * genpreds.c (mangle, add_constraint): Likewise.
5432 * genrecog.c (process_define_predicate, new_decision,
5433 add_to_sequence): Likewise.
5434 * gensupport.c (record_insn_name): Likewise.
5436 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5438 * config/i386/driver-i386.c (detect_caches_amd,
5439 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
5440 and/or -Wcast-qual warnings.
5441 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
5442 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
5443 gt_pch_save): Likewise.
5444 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
5445 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
5446 * global.c (compute_regsets): Likewise.
5447 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
5448 finish_graph_dump_file): Likewise.
5449 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
5450 unlink_bb_notes): Likewise.
5451 * integrate.c (get_hard_reg_initial_val): Likewise.
5452 * ipa-prop.c (ipa_push_func_to_list): Likewise.
5453 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
5454 * local-alloc.c (update_equiv_regs): Likewise.
5455 * loop-invariant.c (check_invariant_table_size,
5456 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
5458 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
5459 altered_reg_used, mark_altered): Likewise.
5460 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
5461 insert_var_expansion_initialization,
5462 combine_var_copies_in_loop_exit, apply_opt_in_copies,
5463 release_var_copies): Likewise.
5464 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
5465 analyze_matrix_decl, add_allocation_site, analyze_transpose,
5466 analyze_accesses_for_phi_node, check_var_notmodified_p,
5467 check_allocation_function, find_sites_in_func,
5468 record_all_accesses_in_func, transform_access_sites,
5469 transform_allocation_sites): Likewise.
5470 * omp-low.c (new_omp_region, create_omp_child_function_name,
5471 check_omp_nesting_restrictions, check_combined_parallel,
5472 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
5473 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
5474 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
5475 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
5477 * opts-common.c (prune_options): Likewise.
5478 * opts.c (add_input_filename, print_filtered_help,
5479 get_option_state): Likewise.
5480 * params.c (add_params): Likewise.
5481 * passes.c (set_pass_for_id, next_pass_1,
5482 do_per_function_toporder, pass_fini_dump_file): Likewise.
5483 * postreload.c (reload_cse_simplify_operands): Likewise.
5484 * predict.c (tree_predicted_by_p, tree_predict_edge,
5485 clear_bb_predictions, combine_predictions_for_bb): Likewise.
5487 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5489 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
5491 * recog.c (check_asm_operands, validate_change_1): Likewise.
5492 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
5493 subst_asm_stack_regs): Likewise.
5494 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
5495 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
5496 * regmove.c (reg_is_remote_constant_p): Likewise.
5497 * regrename.c (regrename_optimize, scan_rtx_reg,
5498 kill_clobbered_value, kill_set_value, kill_autoinc_value):
5500 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
5501 regstat_compute_calls_crossed): Likewise.
5502 * reload1.c (init_reload, new_insn_chain,
5503 has_nonexceptional_receiver, reload, copy_reloads,
5504 calculate_needs_all_insns, init_elim_table): Likewise.
5505 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
5506 * rtl.c (shallow_copy_rtx_stat): Likewise.
5507 * rtlanal.c (parms_set): Likewise.
5508 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
5509 sbitmap_resize, sbitmap_vector_alloc): Likewise.
5510 * sched-ebb.c (earliest_block_with_similiar_load,
5511 add_deps_for_risky_insns): Likewise.
5512 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
5513 schedule_region): Likewise.
5514 * see.c (eq_descriptor_pre_extension,
5515 hash_descriptor_pre_extension, hash_del_pre_extension,
5516 eq_descriptor_properties, hash_descriptor_properties,
5517 hash_del_properties, see_seek_pre_extension_expr,
5518 see_initialize_data_structures, see_print_register_properties,
5519 see_print_pre_extension_expr, see_delete_merged_def_extension,
5520 see_delete_unmerged_def_extension, see_emit_use_extension,
5521 see_pre_delete_extension, see_map_extension, see_commit_changes,
5522 see_analyze_merged_def_local_prop,
5523 see_analyze_merged_def_local_prop,
5524 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
5525 see_set_prop_merged_def, see_set_prop_unmerged_def,
5526 see_set_prop_unmerged_use, see_print_one_extension,
5527 see_merge_one_use_extension, see_merge_one_def_extension,
5528 see_store_reference_and_extension, see_update_uses_relevancy,
5529 see_update_defs_relevancy): Likewise.
5530 * statistics.c (hash_statistics_hash, hash_statistics_eq,
5531 hash_statistics_free, curr_statistics_hash): Likewise.
5532 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
5533 expand_asm_operands, expand_return, case_bit_test_cmp,
5534 expand_case): Likewise.
5535 * stor-layout.c (start_record_layout): Likewise.
5536 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
5537 gt_pch_save_stringpool): Likewise.
5538 * tree-data-ref.c (hash_stmt_vertex_info,
5539 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
5540 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
5542 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
5545 * config/i386/i386.md : Change constraints of HImode and QImode
5546 immediate operands from "i" to "n". Change SImode "ni" constraint to
5547 "i" and SImode "rmi" constraint to "g". Remove all constraints
5548 from const0_operand and const1_operand predicated operands.
5549 (i): Change QImode and HImode attribute from "i" to "n".
5550 (*subqi_2): Change HImode operands to QImode.
5553 2008-06-25 Olivier Hainque <hainque@adacore.com>
5555 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
5558 2008-06-25 Richard Guenther <rguenther@suse.de>
5560 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
5561 not overflow the result type.
5563 2008-06-25 Richard Guenther <rguenther@suse.de>
5565 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
5566 (vn_lookup): Likewise.
5568 2008-06-25 Richard Guenther <rguenther@suse.de>
5570 PR tree-optimization/35518
5571 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
5572 * tree-sra.c (instantiate_element): Use fold_build3 to build
5574 (try_instantiate_multiple_fields): Likewise.
5576 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5578 * config/rs6000/rs6000.md: Change all string instruction's clobber to
5581 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5583 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
5584 use_backchain_to_restore_sp to true
5585 if the offset of the link register save area would go over the 32k - 1
5586 offset limit of the load
5589 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
5591 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
5592 anchor for the type-punning blurb. Cross-reference "Structures
5593 unions enumerations and bit-fields implementation". Provide a
5594 cast-through-pointer example. Make final sentence self-contained.
5595 * doc/implement-c.texi (Structures unions enumerations and
5596 bit-fields implementation): Cross-reference the type-punning blurb
5597 in the -fstrict-aliasing documentation.
5599 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5602 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
5603 the memory instead of the memory itself for the save area.
5605 2008-06-24 Olivier Hainque <hainque@adacore.com>
5606 Nicolas Roche <roche@adacore.com>
5608 * gengtype.c (srcdir_len): size_t instead of int.
5609 (get_file_realbasename): New function. For F a filename, the real
5610 basename of F, with all the path components stripped.
5611 (get_file_srcdir_relative_path): New function. For F a filename, the
5612 relative path to F from $(srcdir).
5613 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
5614 get_file_realbasename. Adjust the head comment.
5615 (get_prefix_langdir_index): New function. For F a filename, return the
5616 lang_dir_names[] relative index of the language directory that is
5618 (get_file_langdir): For F a filename, return the name of the language
5619 directory where F is located.
5620 (get_file_gtfilename): New function. The gt- output file name for an
5622 (get_output_file_with_visibility): Replace in-line computations with
5623 uses of get_file_gtfilename and get_prefix_langdir_index.
5624 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
5626 2008-06-24 Jakub Jelinek <jakub@redhat.com>
5628 PR tree-optimization/36504
5629 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
5630 references without base address.
5632 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5635 * calls.c (expand_call): Increase alignment for recursive functions.
5637 2008-06-23 Anatoly Sokolov <aesok@post.ru>
5639 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
5640 (TARGET_FUNCTION_VALUE): New define.
5641 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
5642 * config/avr/avr.h (FUNCTION_VALUE): Remove.
5644 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5646 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
5647 (fmod<mode>3): Ditto.
5648 (remainderxf3): Ditto.
5649 (remainder<mode>3): Ditto.
5651 2008-06-23 Jakub Jelinek <jakub@redhat.com>
5654 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
5655 REG is a hard register.
5657 PR tree-optimization/36508
5658 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
5659 499, don't check it at all in release compilers.
5661 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5663 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
5664 together with SSE_TARGET_MATH to disable insn pattern.
5665 (*fop_<MODEF:mode>_2_i387): Ditto.
5666 (*fop_<MODEF:mode>_3_i387): Ditto.
5668 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
5670 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
5672 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5675 * gimplify.c (gimplify_asm_expr): Check the return code of
5676 parse_output_constraint call, set function return and is_inout
5679 2008-06-22 Ian Lance Taylor <iant@google.com>
5681 * c-lex.c (narrowest_unsigned_type): Change itk to int.
5682 (narrowest_signed_type): Likewise.
5683 * c-typeck.c (c_common_type): Change local variable mclass to enum
5685 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
5686 tcc_comparison, not the tree code itself.
5687 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
5688 (c_expand_expr): Cast modifier to enum expand_modifier.
5689 * c-common.h (C_RID_CODE): Add casts.
5690 (C_SET_RID_CODE): Define.
5691 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
5692 (c_lex_one_token): Add cast to avoid warning.
5693 (c_parser_objc_type_name): Rename local typename to type_name.
5694 (check_no_duplicate_clause): Change code parameter to enum
5696 (c_parser_omp_var_list_parens): Change kind parameter to enum
5698 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
5699 c_parser_omp_list_var_parens.
5700 (c_parser_omp_threadprivate): Likewise.
5701 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
5702 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
5703 * c-format.c (NO_FMT): Define.
5704 (printf_length_specs): Use NO_FMT.
5705 (asm_fprintf_length_specs): Likewise.
5706 (gcc_diag_length_specs): Likewise.
5707 (scanf_length_specs): Likewise.
5708 (strfmon_length_specs): Likewise.
5709 (gcc_gfc_length_specs): Likewise.
5710 (printf_flag_specs): Change 0 to STD_C89.
5711 (asm_fprintf_flag_specs): Likewise.
5712 (gcc_diag_flag_specs): Likewise.
5713 (gcc_cxxdiag_flag_specs): Likewise.
5714 (scanf_flag_specs): Likewise.
5715 (strftime_flag_specs): Likewise.
5716 (strfmon_flag_specs): Likewise.
5717 (print_char_table): Likewise.
5718 (asm_fprintf_char_table): Likewise.
5719 (gcc_diag_char_table): Likewise.
5720 (gcc_tdiag_char_table): Likewise.
5721 (gcc_cdiag_char_table): Likewise.
5722 (gcc_cxxdiag_char_table): Likewise.
5723 (gcc_gfc_char_table): Likewise.
5724 (scan_char_table): Likewise.
5725 (time_char_table): Likewis.
5726 (monetary_char_table): Likewise.
5727 * c-format.h (BADLEN): Likewise.
5729 2008-06-21 Ian Lance Taylor <iant@google.com>
5731 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
5732 Define END_OF_BASE_TREE_CODES around inclusion.
5733 * tree.c (tree_code_type): New global array.
5734 (tree_code_length, tree_code_name): Likewise.
5735 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
5737 (all-tree.def, s-alltree): New targets.
5738 (gencheck.h, s-gencheck): Remove.
5739 (tree.o): Depend upon all-tree.def.
5740 (build/gencheck.o): Remove gencheck.h dependency.
5741 (mostlyclean): Don't remove gencheck.h.
5742 * c-common.h (enum c_tree_code): Remove.
5743 * c-lang.c (tree_code_type): Remove.
5744 (tree_code_length, tree_code_name): Remove.
5745 * gencheck.c (tree_codes): Include all-tree.def, rather than
5746 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
5748 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
5750 * cp/cp-tree.h (enum cplus_tree_code): Remove.
5751 (operator_name_info): Size to MAX_TREE_CODES.
5752 (assignment_operator_name_info): Likewise.
5753 * cp/cp-lang.c (tree_code_type): Remove.
5754 (tree_code_length, tree_code_name): Remove.
5755 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
5756 (assignment_operator_name_info): Likewise.
5757 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
5759 * cp/mangle.c (write_expression): Likewise.
5760 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
5761 * fortran/f95-lang.c (tree_code_type): Remove.
5762 (tree_code_length, tree_code_name): Remove.
5763 * java/java-tree.h (enum java_tree_code): Remove.
5764 * java/lang.c (tree_code_type): Remove.
5765 (tree_code_length, tree_code_name): Remove.
5766 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
5767 * objc/objc-act.h (enum objc_tree_code): Remove.
5768 * objc/objc-lang.c (tree_code_type): Remove.
5769 (tree_code_length, tree_code_name): Remove.
5770 * objcp/objcp-lang.c (tree_code_type): Remove.
5771 (tree_code_length, tree_code_name): Remove.
5772 * ada/ada-tree.h (enum gnat_tree_code): Remove.
5773 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
5774 * ada/misc.c (tree_code_type): Remove.
5775 (tree_code_length, tree_code_name): Remove.
5777 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
5779 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
5780 the grand_bitmap_obstack.
5782 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5784 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
5785 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
5786 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
5787 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
5788 move_stmt_r, new_label_mapper): Likewise.
5789 * tree-complex.c (cvc_lookup): Likewise.
5790 * tree-dfa.c (create_function_ann): Likewise.
5791 * tree-dump.c (dump_register): Likewise.
5792 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
5793 find_phi_replacement_condition): Likewise.
5794 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
5795 tree_function_versioning): Likewise.
5796 * tree-into-ssa.c (cmp_dfsnum): Likewise.
5797 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
5798 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
5799 get_nonlocal_debug_decl, convert_nonlocal_reference,
5800 convert_nonlocal_omp_clauses, get_local_debug_decl,
5801 convert_local_reference, convert_local_omp_clauses,
5802 convert_nl_goto_reference, convert_nl_goto_receiver,
5803 convert_tramp_reference, convert_call_expr): Likewise.
5804 * tree-outof-ssa.c (contains_tree_r): Likewise.
5805 * tree-parloops.c (reduction_phi, initialize_reductions,
5806 eliminate_local_variables_1, add_field_for_reduction,
5807 add_field_for_name, create_phi_for_local_result,
5808 create_call_for_reduction_1, create_loads_for_reductions,
5809 create_stores_for_reduction, create_loads_and_stores_for_name):
5811 * tree-phinodes.c (allocate_phi_node): Likewise.
5812 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
5813 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
5814 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
5815 * tree-ssa-coalesce.c (compare_pairs): Likewise.
5816 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
5817 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
5818 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
5819 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
5820 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
5821 vn_nary_op_insert): Likewise.
5822 * tree-ssa.c (redirect_edge_var_map_add,
5823 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
5824 * tree-vectorizer.c (vectorize_loops): Likewise.
5825 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
5826 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
5827 tree_cons_stat, build1_stat, build_variant_type_copy,
5828 decl_init_priority_lookup, decl_fini_priority_lookup,
5829 decl_priority_info, decl_restrict_base_lookup,
5830 decl_restrict_base_insert, decl_debug_expr_lookup,
5831 decl_debug_expr_insert, decl_value_expr_lookup,
5832 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
5833 type_hash_add, get_file_function_name, tree_check_failed,
5834 tree_not_check_failed, tree_range_check_failed,
5835 omp_clause_range_check_failed, build_omp_clause,
5836 build_vl_exp_stat): Likewise.
5837 * value-prof.c (gimple_histogram_value,
5838 gimple_duplicate_stmt_histograms): Likewise.
5839 * var-tracking.c (attrs_list_insert, attrs_list_copy,
5840 unshare_variable, variable_union_info_cmp_pos, variable_union,
5841 dataflow_set_different_1, dataflow_set_different_2,
5842 vt_find_locations, variable_was_changed, set_variable_part,
5843 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
5844 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
5845 section_entry_hash, object_block_entry_eq,
5846 object_block_entry_hash, create_block_symbol,
5847 initialize_cold_section_name, default_function_rodata_section,
5848 strip_reg_name, set_user_assembler_name, const_desc_eq,
5849 build_constant_desc, output_constant_def, lookup_constant_def,
5850 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
5851 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
5852 default_internal_label): Likewise.
5853 * varray.c (varray_init, varray_grow): Likewise.
5854 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
5856 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
5858 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
5859 operators for "test" insn. Macroize insn using SWI mode macro.
5860 (*jcc_fused_2): Ditto.
5861 (*jcc_fused_3): Macroize insn using SWI mode macro.
5862 (*jcc_fused_4): Ditto.
5864 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
5866 * tree-ssa-pre.c: Fix typo in comment.
5867 (init_antic, fini_antic): Add explicit funtions for
5868 initializing and deinitializing ANTIC and AVAIL sets.
5869 (create_expression_by_pieces): Fix typo in comment.
5870 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
5871 (execute_pre): Eventually dump details about ANTIC_IN.
5873 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5875 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
5876 * gcc.c (translate_options, init_spec, store_arg, read_specs,
5877 add_to_obstack, file_at_path, find_a_file, execute,
5878 add_preprocessor_option, add_assembler_option, add_linker_option,
5879 process_command, insert_wrapper, do_option_spec, do_self_spec,
5880 spec_path, do_spec_1, is_directory, main, used_arg,
5881 getenv_spec_function): Likewise.
5882 * tlink.c (symbol_hash_lookup, file_hash_lookup,
5883 demangled_hash_lookup, symbol_push, file_push, frob_extension):
5886 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5888 * doc/rtl.texi: Updated subreg section.
5890 2008-06-19 Jakub Jelinek <jakub@redhat.com>
5893 * cgraphunit.c (cgraph_process_new_functions): Don't clear
5894 node->needed and node->reachable.
5895 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
5896 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
5897 (expand_task_call): Don't call expand_task_copyfn.
5898 (expand_task_copyfn): Renamed to...
5899 (finalize_task_copyfn): ... this.
5901 2008-06-19 Jan Hubicka <jh@suse.cz>
5903 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
5904 clobbering framepointer.
5906 2008-06-19 Jan Hubicka <jh@suse.cz>
5908 * tree-optimize.c (execute_early_local_optimizations): Set
5909 cgraph_state only at first invocation.
5911 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5913 * system.h (-Wc++-compat): Activate as a warning, no an error.
5915 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
5917 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
5918 instead of "#" in insn asm template.
5919 (*jcc_fused_2): Ditto.
5921 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
5923 * config/i386/i386.h (ix86_tune_indices)
5924 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
5925 (TARGET_FUSE_CMP_AND_BRANCH): New define.
5926 * config/i386/i386.md (*jcc_fused_1): New insn pattern
5927 (*jcc_fused_2): Ditto.
5928 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
5929 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
5930 (print operand): Handle 'E' and 'e' code.
5932 2008-06-19 Anatoly Sokolov <aesok@post.ru>
5934 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
5935 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5936 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5938 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
5940 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
5942 (cgraph_expand_function): Use local copy of decl.
5943 (cgraph_expand_all_functions): Remove redundant initialization of
5945 (cgraph_optimize): Reword internal_error message.
5947 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
5949 * arm-protos.h (arm_return_in_memory): Remove public
5950 arm_return_in_memory() prototype.
5951 * arm.c (arm_return_in_memory): Add static prototype, add target
5952 hook macro, change definition and comments.
5953 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
5955 2008-06-19 Ben Elliston <bje@au.ibm.com>
5957 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
5958 real.c: Remove references to IEEE 754R.
5959 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
5960 * doc/libgcc.texi (Decimal float library routines): Likewise.
5962 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5964 * targhooks.h (struct gcc_target): New member unwind_word_mode.
5965 (default_unwind_word_mode): Add prototype.
5966 * targhooks.c (default_unwind_word_mode): New function.
5967 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
5968 instead of word_mode.
5969 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
5970 (TARGET_INITIALIZER): Use it.
5972 * c-common.c (handle_mode_attribute): Support "unwind_word"
5974 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
5976 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
5977 word_mode to access SjLj_Function_Context member "data".
5978 (sjlj_emit_dispatch_table): Likewise. Also, perform type
5979 conversion from targetm.eh_return_filter_mode () to
5980 targetm.unwind_word_mode () if they differ.
5982 * builtin-types.def (BT_UNWINDWORD): New primitive type.
5983 (BT_FN_UNWINDWORD_PTR): New function type.
5984 (BT_FN_WORD_PTR): Remove.
5985 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
5986 * except.c (expand_builtin_extend_pointer): Convert pointer to
5987 targetm.unwind_word_mode () instead of word_mode.
5989 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
5990 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
5991 (spu_unwind_word_mode): New function.
5992 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
5993 (TARGET_UNWIND_WORD_MODE): Define.
5994 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
5996 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5998 * config/spu/spu.c (reg_align): Remove.
5999 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
6000 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
6001 (spu_split_store): Likewise.
6003 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
6005 * gcc/tree-vn.c: Fix typo in comment.
6007 2008-06-18 Jan Hubicka <jh@suse.cz>
6009 * cgraphunit.c (cgraph_optimize): Output debug info when doing
6010 toplevel reorder too.
6012 2008-06-18 Jan Hubicka <jh@suse.cz>
6014 * c-opts.c (c_common_post_options): PCH is not compatible with
6016 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
6017 -fno-toplevel-reorder by default now.
6019 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6021 PR documentation/30739
6022 * doc/install.texi (Prerequisites): Document dependency on awk.
6024 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
6025 Ian Lance Taylor <iant@google.com>
6027 PR rtl-optimization/35604
6028 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
6029 only want to change jump destinations, not eventual label comparisons.
6031 2008-06-16 Jan Hubicka <jh@suse.cz>
6033 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
6035 (cgraph_analyze_function): Likewise.
6037 2008-06-16 Jan Hubicka <jh@suse.cz>
6039 * cgraph.h (cgraph_mark_if_needed): New function.
6040 * cgraphunit.c (cgraph_mark_if_needed): New function.
6041 * c-decl.c (duplicate_decl): Use it.
6043 2008-06-16 Jan Hubicka <jh@suse.cz>
6045 * cgraph.c (cgraph_add_new_function): When in expansion state, do
6048 2008-06-16 Jan Hubicka <jh@suse.cz>
6050 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
6052 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
6053 Kazu Hirata <kazu@codesourcery.com>
6054 Maxim Kuvyrkov <maxim@codesourcery.com
6056 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
6057 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
6058 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
6059 EXTRA_SPEC_FUNCTIONS.
6060 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
6061 (DRIVER_SELF_SPECS): Adjust.
6062 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
6063 * config/mips/st.h, config/mips/t-st: New.
6064 * config/mips/driver-native.c, config/mips/x-native: New.
6065 * doc/invoke.texi (MIPS): Document 'native' value for -march and
6068 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6070 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
6072 (ISA_HAS_FP_CONDMOVE): New macro.
6073 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
6074 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
6075 (ISA_HAS_NMADD3_NMSUB3): New macro.
6076 * config/mips/mips.c (mips_rtx_costs): Update.
6077 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
6078 compiling for ST Loongson 2E/2F.
6079 (madd<mode>): Rename to madd4<mode>. Update.
6080 (madd3<mode>): New pattern.
6081 (msub<mode>): Rename to msub4<mode>. Update.
6082 (msub3<mode>): New pattern.
6083 (nmadd<mode>): Rename to nmadd4<mode>. Update.
6084 (nmadd3<mode>): New pattern.
6085 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
6086 (nmadd3<mode>_fastmath): New pattern.
6087 (nmsub<mode>): Rename to nmsub4<mode>. Update.
6088 (nmsub3<mode>): New pattern.
6089 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
6090 (nmsub3<mode>_fastmath): New pattern.
6091 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
6093 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
6095 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
6096 (DF_REF_INSN_INFO): New.
6097 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
6098 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
6099 with a NULL DF_REF_INSN_INFO.
6100 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
6102 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
6103 DF_INSN_INFO_EQ_USES): New.
6104 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
6105 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
6106 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
6107 * df-core.c: Update comment for above changes.
6108 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
6109 DF_INSN_UID_* macros.
6110 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
6111 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
6112 insn rtx. Update all callers.
6113 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
6114 df_ref_create_structure, df_insn_refs_collect): Likewise.
6115 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
6116 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
6117 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
6118 macros to access the insn refs.
6119 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
6120 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
6121 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
6122 for accessing the refs.
6123 (try_fwprop_subst): Likewise.
6124 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
6125 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
6126 for accessing the refs.
6127 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
6128 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
6129 to look at the insn refs.
6130 (record_uses): Likewise.
6131 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
6133 (mark_artificial_uses): Don't mark_insn for artificial refs.
6134 (mark_reg_rependencies): Likewise.
6136 * doc/rtl.texi: Remove documentation of ADDRESSOF.
6138 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6140 * configure: Regenerate.
6142 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6144 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
6145 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6146 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6148 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6150 * config/avr/avr.c (avr_mcu_t): Add attiny167.
6151 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6152 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6154 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6156 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
6157 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6158 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6160 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6162 * tree-ssa-sccvn.c: Fix format of comments.
6164 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6166 * cgraph.c: Remove unneeded forward declarations of eq_node()
6169 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
6171 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
6173 (see_update_relevancy): Likewise.
6174 * fwprop.c (try_fwprop_subst): Likewise.
6175 * rtlanal.c (noop_move_p): Likewise.
6176 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
6177 notes to non-existing libcall blocks.
6178 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
6180 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
6181 (dead_libcall_p): Remove.
6182 (delete_trivially_dead_insns): Don't use it.
6183 * web.c (union_defs): Remove comment about keeping nops.
6184 * gcse.c (hash_scan_insn): Don't take libcall pointers.
6185 (compute_hash_table_work): Don't track libcall notes.
6186 (do_local_cprop): Don't take libcall pointers. Don't update
6188 (adjust_libcall_notes): Deleted.
6189 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
6190 ever have existed in the first place).
6191 (replace_store_insn): Don't try to remove libcall notes.
6192 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
6193 (resolve_reg_notes): Don't call them.
6194 (resolve_simple_move): Likewise.
6195 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
6196 Don't remove REG_RETVAL notes.
6197 * emit-rtl.c (try_split): Don't update libcall notes.
6198 (emit_copy_of_insn_after): Dito.
6199 * cselib.c (cselib_current_insn_in_libcall): Remove.
6200 (cselib_process_insn): Don't set/clear it.
6201 (new_elt_loc_list): Don't record it.
6202 (cselib_init): Don't initialize it.
6203 * cselib.c (struct elt_loc_list): Remove in_libcall field.
6204 * loop-invariant.c (find_invariant_insn): Don't look for libcall
6206 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
6207 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
6208 (init_deps): Don't initialize it.
6209 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
6210 * combine.c (delete_noop_moves): Don't update libcall notes.
6211 (can_combine_p): Remove now pointless #if 0 block.
6212 (try_combine): Remove another obsolete #if 0 block.
6213 (distribute_notes): Don't distribute libcall notes.
6214 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
6215 * dce.c (libcall_dead_p): Remove.
6216 (delete_unmarked_insns): Don't handle libcall blocks.
6217 (preserve_libcall_for_dce): Remove.
6218 (prescan_insns_for_dce): Don't special-case libcall block insns.
6219 * reload1 (reload): Don't handle libcall notes.
6220 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
6223 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
6225 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
6226 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6227 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6229 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
6231 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
6232 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6233 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6235 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6237 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
6239 2008-06-16 Ira Rosen <irar@il.ibm.com>
6241 PR tree-optimization/36493
6242 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
6243 the arguments list. Use VECTYPE to create vector pointer.
6244 (vectorizable_store): Fail if accesses through a pointer to vectype
6245 do not alias the original memory reference operands.
6246 Call vect_create_data_ref_ptr without the removed argument.
6247 (vectorizable_load): Likewise.
6248 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
6251 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
6254 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
6257 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6259 * config/mips/loongson2ef.md: New file.
6260 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
6261 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
6262 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
6263 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
6264 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
6266 (loongson2ef.md): New include.
6267 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
6268 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
6269 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
6270 (loongson_gt_<mode>, loongson_extract_halfword)
6271 (loongson_insert_halfword_0, loongson_insert_halfword_2)
6272 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
6273 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
6274 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
6275 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
6276 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
6277 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
6278 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
6279 (vec_interleave_low<mode>): Define type attribute.
6280 * config/mips/mips.c (mips_ls2): New static variable.
6281 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
6282 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
6283 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
6284 Implement target scheduling hooks.
6285 (mips_multipass_dfa_lookahead): Update to handle tuning for
6287 (mips_sched_init): Initialize data for Loongson scheduling.
6288 (mips_ls2_variable_issue): New static function.
6289 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
6291 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
6292 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
6293 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
6294 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
6295 Handle ST Loongson 2E/2F cores.
6296 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
6298 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6300 * omp-low.c (extract_omp_for_data): Fix comment typo.
6303 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6305 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
6306 FIXME note about gcc/config.guess.
6307 * doc/options.texi (Option file format): Remove non-ASCII bytes.
6308 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
6309 * doc/cppopts.texi: Likewise.
6310 * doc/extend.texi: Likewise.
6311 * doc/gcc.texi: Likewise.
6312 * doc/gccint.texi: Likewise.
6313 * doc/gcov.texi: Likewise.
6314 * doc/gty.texi: Likewise.
6315 * doc/hostconfig.texi: Likewise.
6316 * doc/install.texi: Likewise.
6317 * doc/invoke.texi: Likewise.
6318 * doc/loop.texi: Likewise.
6319 * doc/makefile.texi: Likewise.
6320 * doc/md.texi: Likewise.
6321 * doc/passes.texi: Likewise.
6322 * doc/tm.texi: Likewise.
6323 * doc/tree-ssa.texi: Likewise.
6324 * doc/trouble.texi: Likewise.
6326 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
6327 Nathan Sidwell <nathan@codesourcery.com>
6328 Maxim Kuvyrkov <maxim@codesourcery.com>
6329 Richard Sandiford <rdsandiford@googlemail.com>
6331 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
6332 * config/mips/mips-protos.h (mips_expand_vector_init): New.
6333 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
6335 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
6336 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
6337 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
6339 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
6340 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
6341 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
6342 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
6343 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
6344 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
6345 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
6346 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
6347 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
6348 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
6349 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
6350 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
6351 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
6352 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
6353 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
6354 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
6355 (mips_builtins): Add Loongson builtins.
6356 (mips_loongson_2ef_bdesc): New.
6357 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
6358 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
6359 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
6360 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
6362 (mips_expand_vector_init): New.
6363 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
6364 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
6366 * config/mips/mips.md: Add unspec numbers for Loongson
6367 builtins. Include loongson.md.
6368 (MOVE64): Include Loongson vector modes.
6369 (SPLITF): Include Loongson vector modes.
6370 (HALFMODE): Handle Loongson vector modes.
6371 * config/mips/loongson.md: New.
6372 * config/mips/loongson.h: New.
6373 * config.gcc: Add loongson.h header for mips*-*-* targets.
6374 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
6376 2008-06-14 Joseph Myers <joseph@codesourcery.com>
6378 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
6379 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
6380 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
6381 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
6382 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
6383 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
6384 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
6385 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
6386 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
6387 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
6388 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
6389 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
6390 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
6391 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
6392 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
6393 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
6394 Remove use_fixproto=yes.
6395 (ia64*-*-hpux*): Remove comment about using fixproto.
6396 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
6398 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6400 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
6402 * configure: Regenerate.
6404 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
6407 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
6408 before evaluating it.
6410 2008-06-13 Jakub Jelinek <jakub@redhat.com>
6413 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
6414 nested inline functions.
6415 (start_decl, start_function): Don't invert DECL_EXTERNAL
6416 for nested inline functions.
6418 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6420 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
6421 splits that must be made for correctness.
6423 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6425 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
6426 (AVAIL_NON_MIPS16): Likewise.
6427 (mips_builtin_description): Replace target_flags with a predicate.
6428 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
6429 (dspr2_32): New availability predicates.
6430 (MIPS_BUILTIN): New macro.
6431 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
6432 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
6433 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
6434 Replace the TARGET_FLAGS parameters with AVAIL parameters.
6435 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
6436 (mips_dsp_32only_bdesc): Merge into...
6437 (mips_builtins): ...this new array.
6438 (mips_bdesc_map, mips_bdesc_arrays): Delete.
6439 (mips_init_builtins): Update after above changes.
6440 (mips_expand_builtin_1): Merge into...
6441 (mips_expand_builtin): ...here and update after above changes.
6443 2008-06-12 Paul Brook <paul@codesourcery.com>
6445 * longlong.h (__arm__): Define count_leading_zeros.
6446 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
6447 (clzsi2, clzdi2): New functions.
6448 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
6449 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
6450 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
6451 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
6452 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
6453 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
6454 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
6455 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6456 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
6457 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
6459 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
6461 * config/m68k/m68k.c (m68k_tune_flags): New.
6462 (override_options): Compute m68k_tune_flags.
6463 (MULL_COST, MULW_COST): Update for various variants of CFV2.
6464 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
6466 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6469 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
6471 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6473 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
6474 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
6476 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6478 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
6479 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
6481 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6484 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
6487 2008-06-12 Richard Guenther <rguenther@suse.de>
6489 PR tree-optimization/36345
6490 * tree-flow.h (struct ptr_info_def): Align escape_mask,
6491 add memory_tag_needed flag.
6492 (may_alias_p): Declare.
6493 * tree-ssa-alias.c (may_alias_p): Export.
6494 (set_initial_properties): Use memory_tag_needed flag.
6495 (update_reference_counts): Likewise.
6496 (reset_alias_info): Reset memory_tag_needed flag.
6497 (create_name_tags): Check memory_tag_needed flag.
6498 (dump_points_to_info_for): Dump it.
6499 * tree-ssa-structalias.c (struct variable_info): Remove
6500 directly_dereferenced flag.
6501 (new_var_info): Do not initialize it.
6502 (process_constraint_1): Do not set it.
6503 (update_alias_info): Set is_dereferenced flag.
6504 (set_uids_in_ptset): Use may_alias_p.
6505 (set_used_smts): Check memory_tag_needed flag.
6506 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
6507 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
6508 memory_tag_needed flag.
6509 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
6512 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
6514 * config/i386/i386.c (ix86_compute_frame_layout): Disable
6515 red zone for w64 abi.
6516 (ix86_expand_prologue): Likewise.
6517 (ix86_force_to_memory): Likewise.
6518 (ix86_free_from_memory): Likewise.
6520 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
6523 * config/rs6000/rs6000.c (rs6000_override_options): Set
6524 rs6000_isel conditionally to the absence of comand line override.
6525 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6526 Remove duplicate rs6000_isel setting.
6527 * config/rs6000/eabispe.h: Ditto.
6529 2008-06-11 Richard Guenther <rguenther@suse.de>
6531 * alias.c (get_alias_set): Use the element alias-set for arrays.
6532 (record_component_aliases): For arrays and vectors do nothing.
6533 * c-common.c (strict_aliasing_warning): Handle the cases
6534 of alias set zero explicitly.
6535 * Makefile.in (dfp.o-warn): Add -Wno-error.
6537 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6539 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
6541 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
6542 tune_32 tune_64 to supported_defaults. Allow values not
6543 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
6544 x86_64. Do not override cpu_32 or cpu_64 values from target name.
6545 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
6546 with_cpu_64 to generic for 64-bit-supporting configurations, not
6547 with_cpu. Remove FIXMEs.
6548 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
6549 --with-arch-64, --with-tune-32, --with-tune-64): Document.
6550 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
6551 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
6552 arch_32 and arch_64.
6554 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
6555 Olivier Hainque <hainque@adacore.com>
6557 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
6558 Use DECL_SIZE_UNIT to retrieve the size of the field.
6560 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6562 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
6563 with function calls after declarations. Lay out
6564 neon_float_type_node before further use.
6566 2008-06-11 Richard Guenther <rguenther@suse.de>
6568 * tree-flow.h (may_point_to_global_var): Declare.
6569 * tree-ssa-alias.c (may_point_to_global_var): New function.
6570 * tree-ssa-sink.c (is_hidden_global_store): Use it.
6572 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
6574 * configure.ac: Teach that fido supports .debug_line.
6575 * configure: Regenerate.
6577 2008-06-10 Tom Tromey <tromey@redhat.com>
6579 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
6582 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6584 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
6585 (encode_decimal64, decode_decimal64, encode_decimal128,
6586 decode_decimal128): Reverse order of 32-bit parts of value if host
6587 and target endianness differ.
6589 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
6591 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
6592 Avoid division by 0.
6593 (tree_mod_pow2_value_transform): Likewise.
6594 (tree_ic_transform): Likewise.
6595 (tree_stringops_transform): Likewise.
6596 (tree_mod_subtract_transform): Likewise.
6597 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
6598 (copy_edges_for_bb): Likewise.
6599 (initialize_cfun): Likewise.
6601 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
6603 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
6604 nonmemory_operand. Add "N" operand constraint.
6606 (*jcc_btdi_mask_rex64): New instruction and split pattern.
6607 (*jcc_btsi_mask): Ditto.
6608 (*jcc_btsi_mask_1): Ditto.
6610 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6612 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
6613 TYPE_CANONICAL for copied element type.
6615 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
6618 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
6619 Add m_CORE2 and m_GENERIC.
6620 * config/i386/predicates.md (bt_comparison_operator): New predicate.
6621 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
6623 (*jcc_btdi_rex64): New instruction and split pattern.
6625 (*jcc_btsi_1): Ditto.
6626 (*btsq): Fix Intel asm dialect operand order.
6630 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
6633 * simplify-rtx.c (simplify_subreg): Add check for shift count
6636 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
6638 * doc/md.texi: Synchronize with later constraints.md change.
6639 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
6640 with a C implementation.
6641 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
6643 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
6644 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
6645 when moving to and from MD_REGNUM.
6646 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
6647 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
6648 Handle byte and halfword moves.
6649 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
6651 * config/mips/constraints.md (h): Turn into NO_REGS.
6652 (l, x): Update documentation.
6653 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
6654 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
6655 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
6656 (HILO): New mode iterator.
6658 (any_div): New code iterator.
6659 (u): Extend code attribute to div and udiv.
6660 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
6661 d_operand in the splitters. Remove redundant CONST_INT checks.
6662 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
6663 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
6664 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
6665 accordingly, using normal moves instead of unspecs to move LO into
6666 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
6667 (<u>mulsidi3): Handle expansion in C code.
6668 (<u>mulsidi3_32bit_internal): Rename to...
6669 (<u>mulsidi3_32bit): ...this.
6670 (<u>mulsidi3_32bit_r4000): Fix insn separator.
6671 (*<u>mulsidi3_64bit): Rename to...
6672 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
6673 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
6674 to set LO and HI to the multiplication result. Use a normal move
6675 for MFLO and an unspec for MFHI.
6676 (*<u>mulsidi3_64bit_parts): Replace with...
6677 (<u>mulsidi3_64bit_hilo): ...this new instruction.
6678 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
6679 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
6680 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
6681 instead of HI. Split the instruction into a separate multiplication
6682 and MFHI if !TARGET_FIX_R4000.
6683 (<su>muldi3_highpart): Likewise.
6684 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
6685 and the "=h" clobber.
6686 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
6687 (<u>mulditi3): New expander.
6688 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
6689 (madsi): Remove "=h" clobber.
6690 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
6691 Force the modulus result to be a GPR and split the instruction into
6692 a division followed by an MFHI after reload.
6693 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
6694 (*lea_high64): Use d_operand in the define_peephole2. Likewise
6695 the MIPS16 HIGH define_split.
6696 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
6697 of acc<->gpr moves to "multi".
6698 (*movdi_64bit): Replace the single "x" alternative with
6699 alternatives for moving into and out of "a".
6700 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
6701 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
6702 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
6703 Use d_operand in the splitters. Remove redundant CONST_INT checks.
6704 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
6705 (movti): New expander.
6706 (*movti, *movti_mips16): New insns.
6707 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
6708 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
6709 (mthi<GPR:mode>_<HILO:mode>): Likewise.
6710 * config/mips/predicates.md (fpr_operand): Delete.
6711 (d_operand): New predicate.
6713 2008-06-09 Michael Meissner <michael.meissner@amd.com>
6715 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
6716 failure on some Bourne shells.
6717 (x86_64-*-*): Ditto.
6719 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
6721 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
6723 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
6725 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
6726 (sparc-sun-solaris2*): Likewise.
6728 2008-06-09 Arnaud Charlet <charlet@adacore.com
6730 * doc/install.texi: Update requirements to build the Ada compiler.
6732 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
6734 * df-scan.c (struct df_scan_problem_data): Remove the
6735 mw_link_pool alloc pool.
6736 (df_scan_free_internal): Don't free it.
6737 (df_scan_alloc): Don't allocate it.
6738 * df.h (struct df_link): Update comment.
6740 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
6742 * except.h: Correct checks for when SJLJ exceptions must be used.
6744 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6746 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
6749 2008-06-08 Joseph Myers <joseph@codesourcery.com>
6751 PR tree-optimization/36218
6752 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
6753 configure for the build system.
6754 (BUILD_LDFLAGS): Define.
6755 * configure: Regenerate.
6756 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
6758 2008-07-08 Anatoly Sokolov <aesok@post.ru>
6761 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
6762 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
6763 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
6765 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
6767 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
6769 2008-06-07 Joseph Myers <joseph@codesourcery.com>
6771 * config.gcc (Obsolete configurations): Remove list of
6773 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
6774 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
6775 targets matched by those patterns.
6776 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
6777 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
6778 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
6779 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
6780 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6781 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
6782 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
6783 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
6784 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
6785 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
6786 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
6787 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
6788 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
6789 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
6790 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
6791 Make code for Solaris 7 and greater unconditional for Solaris.
6792 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
6793 Remove --with-* handling.
6794 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
6795 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
6796 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
6797 LINK_OS_WINDISS_SPEC): Remove.
6798 * config/rs6000/sysv4.opt (mwindiss): Remove.
6799 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
6800 * configure: Regenerate.
6801 * doc/cpp.texi: Don't mention BeOS.
6802 * doc/extend.texi (interrupt): Don't mention MS1.
6803 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
6804 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
6805 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
6806 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
6807 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
6809 * doc/invoke.texi (MT Options): Remove.
6810 (-mwindiss): Remove.
6811 (CRIS Options): Remove cris-axis-aout references.
6812 (HPPA Options): Don't mention hppa1.1-*-pro.
6813 * doc/md.texi: (MorphoTech family): Remove.
6814 * libgcc2.c: Don't handle UWIN.
6815 * config/alpha/t-unicosmk: Remove.
6816 * config/alpha/unicosmk.h: Remove.
6817 * config/arm/kaos-arm.h: Remove.
6818 * config/arm/kaos-strongarm.h: Remove.
6819 * config/arm/strongarm-coff.h: Remove.
6820 * config/arm/strongarm-elf.h: Remove.
6821 * config/arm/strongarm-pe.h: Remove.
6822 * config/arm/t-strongarm-pe: Remove.
6823 * config/arm/t-xscale-coff: Remove.
6824 * config/arm/t-xscale-elf: Remove.
6825 * config/arm/xscale-coff.h: Remove.
6826 * config/arm/xscale-elf.h: Remove.
6827 * config/chorus.h: Remove.
6828 * config/cris/aout.h: Remove.
6829 * config/cris/aout.opt: Remove.
6830 * config/cris/t-aout: Remove.
6831 * config/i386/beos-elf.h: Remove.
6832 * config/i386/kaos-i386.h: Remove.
6833 * config/i386/ptx4-i.h: Remove.
6834 * config/i386/sco5.h: Remove.
6835 * config/i386/sco5.opt: Remove.
6836 * config/i386/sysv4-cpp.h: Remove.
6837 * config/i386/sysv5.h: Remove.
6838 * config/i386/t-beos: Remove.
6839 * config/i386/t-sco5: Remove.
6840 * config/i386/t-uwin: Remove.
6841 * config/i386/uwin.asm: Remove.
6842 * config/i386/uwin.h: Remove.
6843 * config/kaos.h: Remove.
6844 * config/mips/windiss.h: Remove.
6845 * config/mt: Remove directory.
6846 * config/pa/pa-osf.h: Remove.
6847 * config/pa/pa-pro-end.h: Remove.
6848 * config/pa/t-pro: Remove.
6849 * config/ptx4.h: Remove.
6850 * config/rs6000/beos.h: Remove.
6851 * config/rs6000/kaos-ppc.h: Remove.
6852 * config/rs6000/t-beos: Remove.
6853 * config/rs6000/windiss.h: Remove.
6854 * config/sh/kaos-sh.h: Remove.
6855 * config/sol2-6.h: Remove.
6856 * config/sparc/sol26-sld.h: Remove.
6857 * config/sparc/sysv4-only.h: Remove.
6858 * config/vax/bsd.h: Remove.
6859 * config/vax/t-memfuncs: Remove.
6860 * config/vax/ultrix.h: Remove.
6861 * config/vax/vaxv.h: Remove.
6862 * config/windiss.h: Remove.
6864 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
6866 PR rtl-optimization/36438
6867 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
6868 for vector shifts with constant scalar shift operands.
6870 2008-06-06 Sandip Matte <sandip@rmicorp.com>
6872 * doc/invoke.texi: Document -march=xlr.
6873 * config/mips/xlr.md: New file.
6874 * config/mips/mips.md: Include it.
6876 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
6877 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
6878 (mips_rtx_cost_data): Likewise.
6880 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
6882 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
6883 PRE_INC and PRE_DEC cases.
6885 2008-06-06 Jakub Jelinek <jakub@redhat.com>
6887 PR rtl-optimization/36419
6888 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
6889 the emitting jump insn.
6892 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
6893 is not bool, boolify the whole *expr_p and convert to the desired type.
6895 2008-06-06 Jakub Jelinek <jakub@redhat.com>
6897 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
6898 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
6899 Add omp_private_outer_ref hook, add another argument to
6900 omp_clause_default_ctor hook.
6901 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
6902 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
6903 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
6904 hook_tree_tree_tree_tree_null.
6905 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
6906 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
6907 * hooks.c (hook_tree_tree_tree_tree_null): New function.
6908 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
6909 * tree.def (OMP_TASK): New tree code.
6910 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
6911 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
6912 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
6913 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
6914 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
6915 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
6916 OMP_CLAUSE_COLLAPSE_EXPR): Define.
6917 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
6918 (OMP_DIRECTIVE_P): Add OMP_TASK.
6919 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
6920 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
6921 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
6922 and OMP_CLAUSE_UNTIED entries.
6923 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
6925 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
6926 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
6927 * tree-pretty-print.c (dump_omp_clause): Handle
6928 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
6929 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
6930 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
6931 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
6932 warning about unsigned iterators. Change decl/init/cond/incr
6933 arguments to TREE_VECs, check arguments for all collapsed loops.
6934 (c_finish_omp_taskwait): New function.
6935 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
6937 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
6938 default_function_array_conversion on init. Add par_clauses argument.
6939 If decl is present in parallel's lastprivate clause, change it to
6940 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
6941 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
6942 collapse count in clauses.
6943 (c_parser_omp_for, c_parser_omp_parallel): Adjust
6944 c_parser_omp_for_loop callers.
6945 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
6946 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
6947 (c_parser_omp_clause_name): Handle collapse and untied clauses.
6948 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
6950 (c_parser_omp_clause_schedule): Handle schedule(auto).
6951 Include correct location in the error message.
6952 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
6953 and PRAGMA_OMP_CLAUSE_UNTIED.
6954 (OMP_TASK_CLAUSE_MASK): Define.
6955 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
6956 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
6957 * tree-nested.c (convert_nonlocal_omp_clauses,
6958 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
6959 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
6960 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
6961 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
6963 (conver_nonlocal_reference, convert_local_reference,
6964 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
6965 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
6966 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
6967 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
6968 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
6969 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
6970 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
6971 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
6972 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
6974 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
6975 * c-common.h (c_finish_omp_taskwait): New prototype.
6976 * gimple-low.c (lower_stmt): Handle OMP_TASK.
6977 * tree-parloops.c (create_parallel_loop): Create 1 entry
6978 vectors for OMP_FOR_{INIT,COND,INCR}.
6979 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
6980 (make_edges): Handle OMP_TASK.
6981 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
6982 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
6983 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
6984 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
6985 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
6986 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
6987 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
6988 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
6989 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
6990 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
6991 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
6992 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
6993 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
6994 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
6995 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
6996 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
6997 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
6998 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
6999 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
7000 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
7001 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
7002 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
7003 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
7004 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
7005 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
7006 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
7007 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
7008 original iterator is present in lastprivate clause or if
7009 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
7010 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7011 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
7012 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
7013 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
7014 if it is set, lookup var in outer contexts too. Handle
7015 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
7016 to be implicitly determined firstprivate for task regions.
7017 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
7018 if it is set, lookup var in outer contexts too. Set
7019 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
7020 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
7021 OMP_CLAUSE_UNTIED. Take region_type as last argument
7022 instead of in_parallel and in_combined_parallel.
7023 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
7025 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
7026 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
7027 (new_omp_context): Set default_kind to
7028 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
7029 (omp_region_type): New enum.
7030 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
7031 fields, add region_type.
7032 (new_omp_context): Take region_type as argument instead of is_parallel
7033 and is_combined_parallel.
7034 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
7035 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
7036 ctx->is_combined_parallel checks.
7037 (gimplify_omp_task): New function.
7038 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
7040 * omp-low.c (extract_omp_for_data): Use schedule(static)
7041 for schedule(auto). Handle pointer and unsigned iterators.
7042 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
7043 Add loops argument. Extract data for collapsed OMP_FOR loops.
7044 (expand_parallel_call): Assert sched_kind isn't auto,
7045 map runtime schedule to index 3.
7046 (struct omp_for_data_loop): New type.
7047 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
7048 Add loop, loops, collapse and iter_type fields.
7049 (workshare_safe_to_combine_p): Disallow combined for if
7050 iter_type is unsigned long long. Don't combine collapse > 1 loops
7051 unless all bounds and steps are constant. Adjust extract_omp_for_data
7053 (expand_omp_for_generic): Handle pointer, unsigned and long long
7054 iterators. Handle collapsed OMP_FOR loops. Adjust
7055 for struct omp_for_data changes. If libgomp function doesn't return
7056 boolean_type_node, add comparison of the return value with 0.
7057 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
7058 pointer, unsigned and long long iterators. Adjust for struct
7059 omp_for_data changes.
7060 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
7061 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
7062 unsigned long long. Allocate loops array, pass it to
7063 extract_omp_for_data. For collapse > 1 loops use always
7064 expand_omp_for_generic.
7065 (omp_context): Add sfield_map and srecord_type fields.
7066 (is_task_ctx, lookup_sfield): New functions.
7067 (use_pointer_for_field): Use is_task_ctx helper. Change first
7068 argument's type from const_tree to tree. Clarify comment.
7069 In OMP_TASK disallow copy-in/out sharing.
7070 (build_sender_ref): Call lookup_sfield instead of lookup_field.
7071 (install_var_field): Add mask argument. Populate both record_type
7072 and srecord_type if needed.
7073 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
7075 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
7076 and DECL_FIELD_OFFSET.
7077 (scan_sharing_clauses): Adjust install_var_field callers. For
7078 firstprivate clauses on explicit tasks allocate the var by value in
7079 record_type unconditionally, rather than by reference.
7080 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
7081 Use is_taskreg_ctx instead of is_parallel_ctx.
7082 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7083 (create_omp_child_function_name): Add task_copy argument, use
7084 *_omp_cpyfn* names if it is true.
7085 (create_omp_child_function): Add task_copy argument, if true create
7086 *_omp_cpyfn* helper function.
7087 (scan_omp_parallel): Adjust create_omp_child_function callers.
7088 Rename parallel_nesting_level to taskreg_nesting_level.
7089 (scan_omp_task): New function.
7090 (lower_rec_input_clauses): Don't run constructors for firstprivate
7091 explicit task vars which are initialized by *_omp_cpyfn*.
7092 Pass outer var ref to omp_clause_default_ctor hook if
7093 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
7094 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
7095 OMP_CLAUSE_REDUCTION_INIT.
7096 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
7097 avoid duplicate setting of fields. Handle
7098 OMP_CLAUSE_PRIVATE_OUTER_REF.
7099 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
7100 copy-out if TREE_READONLY, only copy-in.
7101 (expand_task_copyfn): New function.
7102 (expand_task_call): New function.
7103 (struct omp_taskcopy_context): New type.
7104 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
7106 (lower_omp_parallel): Rename to...
7107 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7108 Call create_task_copyfn if srecord_type is needed. Adjust
7110 (task_shared_vars): New variable.
7111 (check_omp_nesting_restrictions): Warn if work-sharing,
7112 barrier, master or ordered region is closely nested inside OMP_TASK.
7113 Add warnings for barrier if closely nested inside of work-sharing,
7114 ordered, or master region.
7115 (scan_omp_1): Call check_omp_nesting_restrictions even for
7116 GOMP_barrier calls. Rename parallel_nesting_level to
7117 taskreg_nesting_level. Handle OMP_TASK.
7118 (lower_lastprivate_clauses): Even if some lastprivate is found on a
7119 work-sharing construct, continue looking for them on parent parallel
7121 (lower_omp_for_lastprivate): Add lastprivate clauses
7122 to the beginning of dlist rather than end. Adjust for struct
7123 omp_for_data changes.
7124 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
7125 not after it. Handle collapsed OMP_FOR loops, adjust for
7126 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
7127 (get_ws_args_for): Adjust extract_omp_for_data caller.
7128 (scan_omp_for): Handle collapsed OMP_FOR
7129 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7130 (lower_omp_single_simple): If libgomp function doesn't return
7131 boolean_type_node, add comparison of the return value with 0.
7132 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
7133 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
7134 (parallel_nesting_level): Rename to...
7135 (taskreg_nesting_level): ... this.
7136 (is_taskreg_ctx): New function.
7137 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
7139 (execute_lower_omp): Rename parallel_nesting_level to
7140 taskreg_nesting_level.
7141 (expand_omp_parallel): Rename to...
7142 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7143 Call omp_task_call for OMP_TASK regions.
7144 (expand_omp): Adjust caller, handle OMP_TASK.
7145 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
7147 * bitmap.c (bitmap_default_obstack_depth): New variable.
7148 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
7149 if argument is NULL and bitmap_default_obstack is already initialized.
7150 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
7152 * matrix-reorg.c (matrix_reorg): Likewise.
7154 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
7156 * config/i386/i386.md (*indirect_jump): Macroize using P
7157 mode iterator. Remove !TARGET_64BIT from insn constraints.
7158 (*tablejump_1): Ditto.
7159 (*indirect_jump_rex64): Remove insn pattern.
7160 (*tablejump_1_rex64): Ditto.
7161 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
7162 and eh_return_si insn patterns.
7164 2008-06-06 Richard Guenther <rguenther@suse.de>
7166 * tree-ssa-structalias.c (merge_smts_into): Remove.
7167 (find_what_p_points_to): Do not bother to compute the
7168 points-to set for pt_anything pointers.
7169 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
7170 for pt_anything pointers is ok.
7172 2008-06-06 Jan Hubicka <jh@suse.cz>
7174 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
7176 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7178 * cgraph.c: Fix typos in comments.
7179 (cgraph_availability_names): Fix string typo.
7180 * fold-const.c: Fix typos in comments.
7181 (fold_binary): Fix typo in warning.
7182 * genautomata.c: Fix typos in comments.
7183 (check_presence_pattern_sets): Fix typo in local variable.
7184 (output_description): Fix typo in output.
7185 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
7186 * hwint.h: Likewise.
7187 * matrix-reorg.c (check_allocation_function): Likewise.
7188 * omega.c (smooth_weird_equations): Likewise.
7189 * auto-inc-dec.c: Fix typos in comments.
7190 * bb-reorder.c: Likewise.
7191 * builtins.c: Likewise.
7192 * c-common.c: Likewise.
7193 * c-cppbuiltin.c: Likewise.
7194 * c-parser.c: Likewise.
7195 * c-pretty-print.c: Likewise.
7196 * cfgcleanup.c: Likewise.
7197 * cfgexpand.c: Likewise.
7198 * cfghooks.c: Likewise.
7199 * cfglayout.c: Likewise.
7200 * cfgloopmanip.c: Likewise.
7201 * cgraphunit.c: Likewise.
7202 * coverage.c: Likewise.
7203 * dbxout.c: Likewise.
7204 * df-byte-scan.c: Likewise.
7205 * df-core.c: Likewise.
7206 * df-problems.c: Likewise.
7207 * df-scan.c: Likewise.
7209 * dominance.c: Likewise.
7210 * domwalk.c: Likewise.
7212 * dwarf2out.c: Likewise.
7213 * emit-rtl.c: Likewise.
7214 * et-forest.c: Likewise.
7215 * function.c: Likewise.
7216 * function.h: Likewise.
7218 * gcov-io.c: Likewise.
7221 * genattrtab.c: Likewise.
7222 * ggc-page.c: Likewise.
7223 * gimplify.c: Likewise.
7224 * gthr-lynx.h: Likewise.
7225 * haifa-sched.c: Likewise.
7226 * ipa-cp.c: Likewise.
7227 * ipa-inline.c: Likewise.
7228 * ipa-prop.h: Likewise.
7229 * ipa-pure-const.c: Likewise.
7230 * ipa-struct-reorg.c: Likewise.
7231 * ipa-struct-reorg.h: Likewise.
7232 * ipa-type-escape.c: Likewise.
7234 * loop-doloop.c: Likewise.
7235 * mips-tfile.c: Likewise.
7236 * mkmap-flat.awk: Likewise.
7237 * mkmap-symver.awk: Likewise.
7238 * modulo-sched.c: Likewise.
7239 * omp-low.c: Likewise.
7240 * optabs.c: Likewise.
7241 * optabs.h: Likewise.
7243 * passes.c: Likewise.
7244 * postreload-gcse.c: Likewise.
7245 * postreload.c: Likewise.
7246 * predict.c: Likewise.
7247 * pretty-print.h: Likewise.
7248 * profile.c: Likewise.
7249 * protoize.c: Likewise.
7250 * ra-conflict.c: Likewise.
7252 * recog.c: Likewise.
7253 * regclass.c: Likewise.
7255 * reload.c: Likewise.
7256 * rtl-error.c: Likewise.
7257 * rtlanal.c: Likewise.
7259 * sched-rgn.c: Likewise.
7262 * target.h: Likewise.
7263 * tree-dfa.c: Likewise.
7264 * tree-eh.c: Likewise.
7265 * tree-flow-inline.h: Likewise.
7266 * tree-inline.c: Likewise.
7267 * tree-into-ssa.c: Likewise.
7268 * tree-loop-distribution.c: Likewise.
7269 * tree-nested.c: Likewise.
7270 * tree-parloops.c: Likewise.
7271 * tree-pass.h: Likewise.
7272 * tree-pretty-print.c: Likewise.
7273 * tree-profile.c: Likewise.
7274 * tree-scalar-evolution.c: Likewise.
7275 * tree-sra.c: Likewise.
7276 * tree-ssa-alias-warnings.c: Likewise.
7277 * tree-ssa-ccp.c: Likewise.
7278 * tree-ssa-coalesce.c: Likewise.
7279 * tree-ssa-dom.c: Likewise.
7280 * tree-ssa-dse.c: Likewise.
7281 * tree-ssa-forwprop.c: Likewise.
7282 * tree-ssa-live.c: Likewise.
7283 * tree-ssa-live.h: Likewise.
7284 * tree-ssa-loop-im.c: Likewise.
7285 * tree-ssa-loop-ivopts.c: Likewise.
7286 * tree-ssa-loop-niter.c: Likewise.
7287 * tree-ssa-loop-prefetch.c: Likewise.
7288 * tree-ssa-phiopt.c: Likewise.
7289 * tree-ssa-phiprop.c: Likewise.
7290 * tree-ssa-sccvn.c: Likewise.
7291 * tree-ssa-ter.c: Likewise.
7292 * tree-ssa-threadupdate.c: Likewise.
7293 * tree-ssa.c: Likewise.
7294 * tree-vect-analyze.c: Likewise.
7295 * tree-vect-transform.c: Likewise.
7296 * tree-vectorizer.c: Likewise.
7297 * tree-vn.c: Likewise.
7298 * tree-vrp.c: Likewise.
7300 * tree.def: Likewise.
7302 * unwind-dw2-fde.c: Likewise.
7303 * unwind.inc: Likewise.
7304 * value-prof.c: Likewise.
7305 * vmsdbgout.c: Likewise.
7307 2008-06-05 David Edelsohn <edelsohn@gnu.org>
7309 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
7310 always place FP constants in the TOC for TARGET_POWERPC64.
7311 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
7313 2008-06-05 Joseph Myers <joseph@codesourcery.com>
7315 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
7316 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
7317 enable for TARGET_E500_DOUBLE.
7318 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
7319 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
7320 floating-point modes like integer modes for E500 double.
7321 (rs6000_legitimate_offset_address_p): Likewise.
7322 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
7323 addressing for DDmode for E500 double.
7324 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
7325 modes as using 64-bits of registers for E500 double.
7326 (spe_build_register_parallel): Do not handle DDmode or TDmode.
7327 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
7328 specially for E500 double.
7329 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
7330 TDmode for E500 double.
7331 (rs6000_gimplify_va_arg): Only handle SDmode in registers
7332 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
7333 (rs6000_split_multireg_move): Do not handle TDmode specially for
7335 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
7336 using 64-bit registers for E500 double.
7337 (emit_frame_save): Do not handle DDmode specially for E500 double.
7338 (gen_frame_mem_offset): Likewise.
7339 (rs6000_function_value): Do not call spe_build_register_parallel
7340 for DDmode or TDmode.
7341 (rs6000_libcall_value): Likewise.
7342 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
7343 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
7346 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
7348 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
7351 2008-06-04 Junjie Gu <jgu@tensilica.com>
7353 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
7354 comparison for frame pointers.
7356 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7359 * config/avr/avr.h (PUSH_ROUNDING): Remove.
7361 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7364 * builtins.c (expand_builtin_signbit): Don't take lowpart when
7365 register is already smaller or equal to required mode.
7367 2008-06-04 Xinliang David Li <davidxl@google.com>
7369 * tree-call-cdce.c: New file.
7370 (cond_dead_built_in_calls): New static variable.
7371 (input_domain): New struct.
7372 (check_pow): New function.
7373 (check_builtin_call): Ditto.
7374 (check_target_format): Ditto.
7375 (is_call_dce_candidate): Ditto.
7376 (gen_one_condition): Ditto.
7377 (gen_conditions_for_domain): Ditto.
7378 (get_domain): Ditto.
7379 (gen_conditions_for_pow_cst_base): Ditto.
7380 (gen_conditions_for_pow_int_base): Ditto.
7381 (gen_conditions_for_pow): Ditto.
7382 (get_no_error_domain): Ditto.
7383 (gen_shrink_wrap_conditions): Ditto.
7384 (shrink_wrap_one_built_in_call): Ditto.
7385 (shink_wrap_conditional_dead_built_in_calls): Ditto.
7386 (tree_call_cdce): Ditto.
7387 (gate_call_cdce): Ditto.
7388 (pass_call_cdce): New gimple pass.
7389 * passes.c: (init_optimization_passes): New pass.
7390 * tree-pass.h: New pass declaration.
7391 * opts.c (decode_options): New flag setting.
7392 * common.opt: Add -ftree-builtin-call-dce flag.
7393 * Makefile.in: Add new source file.
7394 * tempvar.def: New tv_id.
7395 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
7397 2008-06-04 Richard Guenther <rguenther@suse.de>
7399 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
7400 (is_call_clobbered): Always check var_ann->call_clobbered.
7401 (mark_call_clobbered): Always set var_ann->call_clobbered.
7402 (clear_call_clobbered): Always clear var_ann->call_clobbered.
7403 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
7404 (reset_alias_info): Clear call clobbering info on MTAGs and
7406 (set_pt_anything): Set pt_global_mem.
7407 (create_tag_raw): Adjust comment.
7408 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
7410 2008-06-04 Joseph Myers <joseph@codesourcery.com>
7411 Maxim Kuvyrkov <maxim@codesourcery.com>
7413 * config/m68k/m68k.opt (mxgot): New option.
7414 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
7415 (m68k_output_addr_const_extra): New.
7416 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
7417 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
7418 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
7419 * doc/invoke.texi (M680x0 Options): Document -mxgot.
7421 2008-06-04 Richard Guenther <rguenther@suse.de>
7423 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
7424 negative or non-representable offsets.
7426 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
7428 * config/i386/i386.c (ix86_gen_leave): New.
7429 (ix86_gen_pop1): Likewise.
7430 (ix86_gen_add3): Likewise.
7431 (ix86_gen_sub3): Likewise.
7432 (ix86_gen_sub3_carry): Likewise.
7433 (ix86_gen_one_cmpl2): Likewise.
7434 (ix86_gen_monitor): Likewise.
7435 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
7436 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
7437 ix86_gen_one_cmpl2 and ix86_gen_monitor.
7438 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
7439 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
7440 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
7441 (ix86_expand_epilogue): Updated.
7442 (print_operand): Handle integer register operand for 'z'.
7443 (ix86_expand_strlensi_unroll_1): Likewise.
7444 (ix86_expand_strlen): Likewise.
7445 (ix86_expand_builtin): Likewise.
7446 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
7447 mov{q}/mov{l} and add{q}/add{l}.
7449 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7451 * config/i386/i386.md (P): New mode iterator.
7452 (SFmode push_operand splitter): Macroize DImode and SImode pushes
7453 using P mode iterator.
7454 (DFmode push_operand splitter): Ditto.
7455 (XFmode push_operand splitter): Ditto.
7456 (DFmode float_extend SFmode push_operand splitter): Ditto.
7457 (XFmode float_extend SFmode push_operand splitter): Do not generate
7458 SImode pushes for 64bit target. Macroize Dimode and SImode
7459 pushes using P mode iterator.
7460 (XFmode float_extend DFmode push_operand splitter): Ditto.
7462 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7464 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
7465 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
7466 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
7468 (ix86_call_abi_override): Remove check for call_used_regs.
7470 2008-06-03 Richard Guenther <rguenther@suse.de>
7472 * tree-ssa-structalias.c (find_func_aliases): Add constraints
7473 for the lhs of calls if the return type contains pointers.
7475 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7477 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
7478 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
7479 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
7480 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
7481 of cfun and DEFAULT_ABI to deceide abi mode.
7483 (REG_PARM_STACK_SPACE): Removed.
7484 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
7485 (STACK_BOUNDARY): Use default target to deceide stack boundary.
7486 * config/i386/i386-protos.h (ix86_cfun_abi): New.
7487 (ix86_function_abi): Likewise.
7488 (ix86_function_type_abi): Likewise.
7489 (ix86_call_abi_override): Likewise.
7490 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
7491 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
7492 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
7493 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
7495 (X86_64_REGPARM_MAX): New.
7496 (X86_64_SSE_REGPARM_MAX): New.
7497 (X64_REGPARM_MAX): New.
7498 (X64_SSE_REGPARM_MAX): New.
7499 (X86_32_REGPARM_MAX): New.
7500 (X86_32_SSE_REGPARM_MAX): New.
7501 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
7502 (ix86_function_regparm): Handle user calling abi.
7503 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
7504 by DEFAULT_ABI versus SYSV_ABI check.
7505 (ix86_reg_parm_stack_space): New.
7506 (ix86_function_type_abi): New.
7507 (ix86_call_abi_override): New.
7508 (ix86_function_abi): New.
7509 (ix86_cfun_abi): New.
7510 (init_cumulative_args): Call abi specific initialization.
7511 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
7512 (function_arg_64): Extend SSE_REGPARM_MAX check.
7513 (function_arg (): Remove TARGET_64BIT_MS_ABI.
7514 (ix86_pass_by_reference): Likewise.
7515 (ix86_function_value_regno_p): Likewise.
7516 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
7517 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
7518 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
7519 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
7520 (setup_incoming_varargs_64): Adjust regparm for call abi.
7521 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
7522 (ix86_va_start): Likewise.
7523 (ix86_gimplify_va_arg): Likewise.
7524 (ix86_expand_prologue): Likewise.
7525 (output_pic_addr_const): Likewise.
7526 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
7527 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
7528 (x86_output_mi_thunk): Likewise.
7529 (x86_function_profiler): Likewise.
7530 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
7531 (SYSV_ABI, MS_ABI): New constants.
7533 (init_regs): Add prototype of function in regclass.c file.
7534 (OVERRIDE_ABI_FORMAT): New.
7535 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
7536 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
7537 (OUTGOING_REG_PARM_STACK_SPACE): New.
7538 (ix86_reg_parm_stack_space): New prototype.
7539 (CUMULATIVE_ARGS): Add call_abi member.
7540 (machine_function): Add call_abi member.
7541 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
7542 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
7544 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
7547 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
7548 (avr_builtin_setjmp_frame_value): New function.
7549 * config/avr/avr.md (nonlocal_goto_receiver): Define.
7550 (nonlocal_goto): Define.
7552 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
7554 * config/mips/mips.c (mips_emit_loadgp): Return early if
7555 there is nothing do to, otherwise emit a blockage if
7556 !TARGET_EXPLICIT_RELOCS || crtl->profile.
7557 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
7559 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7561 * configure.ac: Drop unneeded backslash ending up in config.in.
7562 * acinclude.m4: Likewise.
7563 * config.in: Regenerate.
7565 2008-05-26 Jan Hubicka <jh@suse.cz>
7567 * predict.c (maybe_hot_frequency_p): Break out of...
7568 (maybe_hot_bb_p): ... here.
7569 (maybe_hot_edge_p): New.
7570 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
7571 * basic-block.h (maybe_hot_edge_p): Declare.
7573 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7575 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
7576 (*cmpfp_<mode>_cc): Ditto.
7577 (*fp_jcc_8<mode>_387): Ditto.
7578 (*fop_<MODEF:mode>_2_i387): Ditto.
7579 (*fop_<MODEF:mode>_3_i387): Ditto.
7580 (*fop_xf_2_i387): Ditto.
7581 (*fop_xf_3_i387): Ditto.
7583 2008-06-02 Tomas Bily <tbily@suse.cz>
7585 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
7587 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7589 * config/mips/mips.c (mips_valid_offset_p): New function.
7590 (mips_valid_lo_sum_p): Likewise.
7591 (mips_classify_address): Use them.
7592 (mips_force_address): New function.
7593 (mips_legitimize_address): Use it.
7594 * config/mips/mips.md (MOVE128): New mode iterator.
7595 (movtf): Require TARGET_64BIT. Remove empty strings.
7596 (*movtf_internal): Rename to...
7597 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
7598 of "R" and use {,fp}{load,store} attributes instead of "multi".
7599 Use a separate define_split.
7600 (*movtf_mips16): New pattern.
7602 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7604 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
7605 * config/mips/mips.c (mips_expand_before_return): New function.
7606 (mips_expand_epilogue): Call it.
7607 * config/mips/mips.md (return): Turn into a define_expand.
7608 (*return): New insn.
7610 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7612 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
7613 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
7614 functions. Do not emit uses and clobbers of CONCATs; individually
7615 use and clobber their operands.
7616 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
7617 gen_clobber, emit_use and gen_use.
7618 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
7619 (expand_builtin_return): Likewise.
7620 * cfgbuild.c (count_basic_blocks): Likewise.
7621 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
7622 * explow.c (emit_stack_restore): Likewise.
7623 * expmed.c (extract_bit_field_1): Likewise.
7624 * expr.c (convert_move, emit_move_complex_parts): Likewise.
7625 (emit_move_multi_word, store_constructor): Likewise.
7626 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
7627 (thread_prologue_and_epilogue_insns): Likewise.
7628 * lower-subreg.c (resolve_simple_move): Likewise.
7629 * optabs.c (widen_operand, expand_binop): Likewise.
7630 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
7631 * reload.c (find_reloads): Likewise.
7632 * reload1.c (eliminate_regs_in_insn): Likewise.
7633 * stmt.c (expand_nl_goto_receiver): Likewise.
7634 * config/alpha/alpha.md (builtin_longjmp): Likewise.
7635 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
7636 * config/arm/arm.c (arm_load_pic_register): Likewise.
7637 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
7638 * config/arm/arm.md (untyped_return): Likewise.
7639 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
7640 * config/avr/avr.c (expand_prologue): Likewise.
7641 * config/bfin/bfin.c (do_unlink): Likewise.
7642 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
7643 * config/cris/cris.c (cris_expand_prologue): Likewise.
7644 * config/darwin.c (machopic_indirect_data_reference): Likewise.
7645 (machopic_legitimize_pic_address): Likewise.
7646 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
7647 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
7648 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
7649 (ix86_expand_convert_uns_didf_sse): Likewise.
7650 (ix86_expand_vector_init_general): Likewise.
7651 * config/ia64/ia64.md (eh_epilogue): Likewise.
7652 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
7653 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
7654 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
7655 (config/iq2000/iq2000.c): Likewise.
7656 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7657 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
7658 (builtin_longjmp): Likewise.
7659 * config/mn10300/mn10300.md (call, call_value): Likewise.
7660 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
7661 * config/pdp11/pdp11.md (abshi2): Likewise.
7662 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7663 * config/s390/s390.c (s390_emit_prologue): Likewise.
7664 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
7665 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
7666 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
7667 * config/sh/sh.c (prepare_move_operands): Likewise.
7668 (output_stack_adjust, sh_expand_epilogue): Likewise.
7669 (sh_set_return_address, sh_expand_t_scc): Likewise.
7670 * config/sparc/sparc.c (load_pic_register): Likewise.
7671 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
7672 * config/spu/spu.c (spu_expand_epilogue): Likewise.
7673 * config/v850/v850.c (expand_epilogue): Likewise.
7675 2008-05-31 Anatoly Sokolov <aesok@post.ru>
7677 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
7678 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
7679 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
7680 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
7681 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
7682 stack pointer register.
7683 (output_movhi): Remove code for interrupt specific writing to the
7684 stack pointer register.
7686 2008-05-31 Richard Guenther <rguenther@suse.de>
7688 PR tree-optimization/34244
7689 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
7690 (tree_expr_nonzero_warnv_p): Likewise.
7691 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7692 ssa_name_nonnegative_p.
7693 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
7694 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
7695 not tree_expr_nonzero_warnv_p.
7697 PR tree-optimization/36262
7699 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
7701 PR tree-optimization/34244
7702 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
7703 (record_numbers_of_iterations): New function.
7704 (execute_vrp): Cache the numbers of iterations of loops.
7705 * tree-scalar-evolution.c (scev_reset_except_niters):
7707 (scev_reset): Use scev_reset_except_niters.
7708 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
7710 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
7712 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7713 __WORKAROUND_RETS when appropriate.
7715 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7717 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
7718 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
7720 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
7721 *fop_df_comm_sse insn patterns using MODEF mode iterator.
7722 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
7723 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
7724 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
7725 *fop_df_1_mixed insn patterns using MODEF mode iterator.
7726 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
7727 *fop_df_1_sse insn patterns using MODEF mode iterator.
7728 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
7729 *fop_df_1_i387 insn patterns using MODEF mode iterator.
7730 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
7731 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
7732 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
7733 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
7734 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
7735 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
7736 (*fop_xf_4_i387): Use <MODE> for mode attribute.
7737 (*fop_xf_5_i387): Ditto.
7738 (*fop_xf_6_i387): Ditto.
7740 2008-05-30 Richard Guenther <rguenther@suse.de>
7742 * builtins.c (build_string_literal): Avoid generating
7743 a non-gimple_val result.
7745 2008-05-30 DJ Delorie <dj@redhat.com>
7747 * exec-tool.in: Use an environment variable (private) instead of a
7748 file (shared) as a semaphore, so as to not break parallel builds.
7750 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
7752 * optabs.c (maybe_encapsulate_block): Remove.
7753 (emit_libcall_block): Adjust accordingly.
7754 * optabs.h (maybe_encapsulate_block): Remove prototype.
7756 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
7757 Don't use maybe_encapsulate_block.
7759 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
7761 * config/rs6000/rs6000.c (rs6000_legitimize_address,
7762 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
7763 rtx is a SYMBOL_REF before calling get_pool_constant.
7765 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
7767 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
7769 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
7771 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
7772 rather than OS names to choose INO_T_EQ definition.
7773 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
7774 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
7776 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
7779 * config/darwin-f.c: New.
7780 * config/t-darwin: Added rule to build darwin-f.o.
7781 * config.gcc: Defined new variable, fortran_target_objs.
7782 (*-*-darwin*): Set fortran_target_objs.
7783 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
7784 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
7785 * configure: Regenerated.
7787 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
7790 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
7791 canonical type if needed.
7793 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
7795 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
7797 2008-05-29 Richard Guenther <rguenther@suse.de>
7799 PR tree-optimization/36343
7800 PR tree-optimization/36346
7801 PR tree-optimization/36347
7802 * tree-flow.h (clobber_what_p_points_to): Declare.
7803 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
7804 pointed-to variable is dereferenced is irrelevant to whether
7805 the pointer can access the pointed-to variable.
7806 (clobber_what_p_points_to): New function.
7807 * tree-ssa-alias.c (set_initial_properties): Use it.
7808 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
7809 call clobber check for NMTs.
7811 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7813 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
7814 for printing gcov_type.
7816 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7818 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
7819 and the eh region information.
7820 * value-prof.c (gimple_move_stmt_histograms): New function.
7821 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
7823 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
7825 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
7827 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7829 * value-prof.c (tree_ic_transform): Print counts.
7830 * tree-profile.c (tree_gen_ic_func_profiler):
7831 Clear __gcov_indreict_call_callee variable to avoid misattribution
7834 2008-05-28 Rafael Espindola <espindola@google.com>
7836 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
7839 2008-05-28 Richard Guenther <rguenther@suse.de>
7841 PR tree-optimization/36339
7842 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
7843 and clobbering code out of the loop.
7845 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
7847 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
7850 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
7851 s390_contiguous_bitmask_p, s390_symref_operand_p,
7852 s390_check_symref_alignment, s390_reload_larl_operand,
7853 s390_reload_symref_address): New functions.
7854 (s390_branch_condition_mnemonic): Support compare and branch
7856 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
7857 and 'W' constraints.
7858 (s390_secondary_reload): Add secondary reloads for unaligned
7859 symbol refs or symbol refs to floating point or QI/TI mode
7861 (legitimate_address_p): Accept symbol references as addresses.
7862 (s390_expand_insv): Use rotate and insert selected bits
7863 instruction for insv when building for z10.
7864 (print_operand_address): Handle symbol ref addresses.
7865 (print_operand): Output modifier 'c' added for signed byte values.
7866 (s390_encode_section_info): Mark symbol refs with
7867 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
7869 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
7870 (length attribute): RRF, RRR have 4 byte length.
7871 (FPALL, INTALL): New mode iterators added.
7872 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
7873 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
7874 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
7875 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
7876 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
7877 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
7878 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
7879 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
7881 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
7882 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
7883 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
7884 reload<INTALL:mode><P:mode>_toreg_z10,
7885 reload<FPALL:mode><P:mode>_tomem_z10,
7886 reload<FPALL:mode><P:mode>_toreg_z10,
7887 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
7888 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
7889 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
7890 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
7892 (movmem, clrmem, cmpmem): New splitters added.
7894 * config/s390/predicates.md (larl_operand): Use
7895 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
7896 SYMBOL_REF_ALIGN1_P.
7897 (s390_signed_integer_comparison,
7898 s390_unsigned_integer_comparison): New predicates.
7900 * config/s390/s390-protos.h (s390_check_symref_alignment,
7901 s390_contiguous_bitmask_p, s390_reload_larl_operand,
7902 s390_reload_symref_address,
7903 s390_compare_and_branch_condition_mask): Prototypes added.
7905 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
7906 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
7907 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
7909 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
7911 * config/s390/s390.c (z10_cost): New cost function for z10.
7912 (s390_handle_arch_option, override_options): Support -march=z10 switch.
7913 (s390_issue_rate): Adjust issue rate for z10.
7914 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
7915 (processor_flags): Add PF_Z10.
7916 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
7917 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
7918 * gcc/config.gcc: Add z10.
7920 2008-05-28 Richard Guenther <rguenther@suse.de>
7922 PR tree-optimization/36291
7923 * tree-flow. h (struct gimple_df): Remove var_anns member.
7924 * tree-flow-inline.h (gimple_var_anns): Remove.
7925 (var_ann): Simplify.
7926 * tree-dfa.c (create_var_ann): Simplify.
7927 (remove_referenced_var): Clear alias info from var_anns of globals.
7928 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
7929 (delete_tree_ssa): Clear alias info from var_anns of globals.
7930 Do not free var_anns.
7931 (var_ann_eq): Remove.
7932 (var_ann_hash): Likewise.
7934 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
7936 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
7937 and loongson2f entries.
7938 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
7939 * config/mips/mips.h (processor_type): Add Loongson-2E
7940 and Loongson-2F entries.
7941 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
7942 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
7943 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
7944 * doc/invoke.texi (MIPS Options): Document loongson2e
7945 and loongson2f processor names.
7947 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
7951 * config/i386/i386.c (ix86_function_arg_boundary): Use
7952 alignment of canonical type.
7953 (ix86_expand_vector_move): Check unaligned memory access for
7956 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
7958 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
7959 Moved to the front of file.
7961 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
7962 H.J. Lu <hongjiu.lu@intel.com>
7964 * dwarf2out.c (current_fde): New.
7966 (lookup_cfa:): Likewise.
7967 (dwarf2out_end_epilogue): Likewise.
7968 (dwarf2out_note_section_used): Likewise.
7970 2008-05-27 Michael Matz <matz@suse.de>
7973 * c.opt (Wenum-compare): New warning option.
7974 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
7976 2008-05-27 Michael Matz <matz@suse.de>
7979 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
7981 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
7982 into memory as tail calls.
7984 2008-05-27 Richard Guenther <rguenther@suse.de>
7986 PR tree-optimization/36339
7987 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
7988 pointers cause all addressable variables to be call clobbered.
7990 2008-05-27 Richard Guenther <rguenther@suse.de>
7992 PR tree-optimization/36245
7993 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
7995 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7997 * config/s390/s390.md: Replace all occurences of the 'm'
7998 constraint with 'RT'.
8000 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8002 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
8004 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
8006 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
8007 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
8008 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
8010 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8012 * reload.c: (find_reloads): Skip alternatives according to the
8013 "enabled" attribute. Constify the constraint variable.
8014 * recog.c (get_attr_enabled): Add default implementation.
8015 (extract_insn): Set the alternative_enabled_p array
8016 in the recog_data struct.
8017 (preprocess_constraints, constrain_operands): Skip
8018 alternatives according to the "enabled" attribute
8019 * recog.h (struct recog_data): New field alternative_enabled_p.
8020 (skip_alternative): New inline function.
8021 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
8022 (record_reg_classes): Skip alternative according to the
8023 "enabled" attribute.
8025 * doc/md.texi: Add documention for the "enabled" attribute.
8027 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8029 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
8030 * postreload.c (reload_cse_simplify_operands): Replace 'm'
8031 constraint with TARGET_MEM_CONSTRAINT.
8032 * recog.c (asm_operand_ok, preprocess_constraints,
8033 constrain_operands): Likewise.
8034 * regclass.c (record_reg_classes): Likewise.
8035 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
8036 * reload1.c (maybe_fix_stack_asms): Likewise.
8037 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
8038 * recog.h: Adjust comment.
8039 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
8040 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
8041 * doc/md.texi: Add a note to description of 'm' constraint.
8042 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
8044 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
8046 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
8047 that the bitfield is of integral type before testing its precision.
8049 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8050 Sa Liu <saliu@de.ibm.com>
8052 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
8053 __modti3, __udivti3, __umodti3 and __udivmodti4.
8054 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
8055 that implement TImode mul and div functions.
8056 * config/spu/multi3.c: New. Implement __multi3.
8057 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
8058 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
8061 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
8063 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
8064 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
8065 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
8066 tls_sysv_suffix): New mode and mode attribute iterators.
8067 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
8068 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
8069 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
8070 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
8071 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
8074 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
8076 PR tree-optimization/36329
8077 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
8078 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
8079 * cgraphbuild.c (initialize_inline_failed): Use the latter
8080 macro in lieu of the former.
8081 * ipa-inline.c (cgraph_mark_inline): Likewise.
8082 (cgraph_decide_inlining_of_small_function): Likewise.
8083 (cgraph_decide_inlining): Likewise.
8084 (cgraph_decide_inlining_incrementally): Likewise.
8086 2008-05-26 Tristan Gingold <gingold@adacore.com>
8087 Anatoly Sokolov <aesok@post.ru>
8089 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
8090 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
8091 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
8092 optimization for 'avr6' architecture.
8094 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
8097 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
8099 2008-05-26 Richard Guenther <rguenther@suse.de>
8101 * tree-ssa-sccvn.c (expr_has_constants): Declare.
8102 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
8104 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
8107 * caller-save.c (insert_restore): Verify alignment of spill space.
8108 (insert_save): Likewise.
8109 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
8110 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
8111 (STACK_SLOT_ALIGNMENT): Likewise.
8112 * function.c (LOCAL_ALIGNMENT): Removed.
8113 (get_stack_local_alignment): New.
8114 (assign_stack_local): Use it. Set alignment on stack slot.
8115 (assign_stack_temp_for_type): Use get_stack_local_alignment.
8116 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
8117 (STACK_SLOT_ALIGNMENT): New.
8118 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
8119 stack slot in XFmode.
8121 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
8123 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
8126 * config/i386/i386.md (allocate_stack_worker_64): Make sure
8127 argument operand in rax isn't removed.
8129 2008-05-26 Richard Guenther <rguenther@suse.de>
8132 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
8133 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
8135 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8138 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
8140 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
8142 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
8143 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
8145 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8147 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
8148 build a trampoline if we don't want one.
8149 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
8150 return zero for nested functions if we don't want a trampoline.
8152 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8154 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
8156 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8159 * c.opt: Removed undocumented option '-lang-fortran'.
8160 * c-common.h: Removed global variable 'lang_fortran'.
8161 * c-opts.c (c_common_handle_option): Removed code to handle
8162 option '-lang-fortran'. Updated includes.
8163 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
8164 definition of '__GFORTRAN__'.
8165 (define__GNUC__): Reimplemented to use BASEVER and
8166 cpp_define_formatted.
8167 (builtin_define_with_value_n): Removed.
8168 * c-incpath.h: Renamed to ...
8169 * incpath.h: ... this.
8170 * c-incpath.c: Renamed to ...
8171 * incpath.c: ... this. Updated includes.
8172 * fix-header.c: Updated includes.
8173 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
8174 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
8175 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
8177 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8179 * tree.h: Update the table of flags used on tree nodes.
8180 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
8181 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
8182 (FORCED_LABEL): Add access check.
8183 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
8184 (ASM_INPUT_P): Likewise.
8185 (ASM_VOLATILE_P): Likewise.
8186 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
8187 (OMP_SECTION_LAST): Access private_flag directly.
8188 (OMP_RETURN_NOWAIT): Likewise.
8189 (OMP_PARALLEL_COMBINED): Likewise.
8190 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
8191 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
8192 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
8193 deprecated_flag directly.
8195 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
8197 * final.c (frame_pointer_needed): Removed.
8198 * flags.h (frame_pointer_needed): Likewise.
8200 * function.h (rtl_data): Add frame_pointer_needed.
8201 (frame_pointer_needed): New.
8203 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
8205 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
8207 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
8209 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
8212 2008-05-25 Alan Modra <amodra@bigpond.net.au>
8214 * c-common.c (strip_array_types): Move function to..
8216 (get_inner_array_type): Delete.
8217 * c-common.h (strip_array_types): Move declaration to..
8219 (get_inner_array_type): Delete.
8220 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
8221 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
8222 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
8223 * config/pa/pa.c (emit_move_sequence): Likewise.
8225 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
8227 * config/i386/i386.md (*sse_prologue_save_insn): Set length
8230 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
8232 * function.c: Include target hook for nonlocal_goto frame value.
8234 2008-05-24 Richard Guenther <rguenther@suse.de>
8236 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
8237 variable can be only accessed through a pointer or a union.
8239 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8241 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
8242 * doc/extend.texi: Likewise.
8244 2008-05-23 DJ Delorie <dj@redhat.com>
8246 * config/m32c/jump.md (untyped_call): Add.
8248 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
8250 (m32c_address_cost): Detail costs for indirect offsets.
8252 2008-05-23 Rafael Espindola <espindola@google.com>
8254 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
8255 if a node is a SUBREG.
8256 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
8259 2008-05-23 Paul Brook <paul@codesourcery.com>
8260 Carlos O'Donell <carlos@codesourcery.com>
8262 * doc/extend.texi: Clarify use of __attribute__((naked)).
8263 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
8264 * target.h (gcc_target): Add allocate_stack_slots_for_args.
8265 * function.c (use_register_for_decl): Use
8266 targetm.calls.allocate_stack_slots_for_args.
8267 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
8268 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
8269 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
8271 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
8273 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
8275 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
8277 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
8278 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
8279 is only rounded once.
8281 2008-05-23 Richard Guenther <rguenther@suse.de>
8283 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
8285 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
8286 Jakub Jelinek <jakub@redhat.com>
8289 * configure.ac: Handle --enable-cld.
8290 * configure: Regenerated.
8291 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
8292 * config/i386/i386.h (struct machine_function): Add needs_cld field.
8293 (ix86_current_function_needs_cld): New define.
8294 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
8295 (cld): New isns pattern.
8296 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
8297 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
8298 * config/i386/i386.opt (mcld): New option.
8299 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
8300 TARGET_CLD and ix86_current_function_needs_cld.
8301 (override_options): Use -mcld by default for 32-bit code if
8304 * doc/install.texi (Options specification): Document --enable-cld.
8305 * doc/invoke.texi (Machine Dependent Options)
8306 [i386 and x86-64 Options]: Add -mcld option.
8307 (Intel 386 and AMD x86-64 Options): Document -mcld option.
8309 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
8310 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
8311 (return_in_memory_64): Likewise.
8312 (return_in_memory_ms_64): Likewise.
8314 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8316 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
8317 * builtins.c (fold_builtin_fpclassify): New.
8318 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
8319 * builtins.def (BUILT_IN_FPCLASSIFY): New.
8320 * c-common.c (handle_type_generic_attribute): Adjust to accept
8321 fixed arguments before an elipsis.
8322 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
8323 * doc/extend.texi: Document __builtin_fpclassify.
8325 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
8327 * omp-low.c (gate_expand_omp_ssa): Remove.
8328 (pass_expand_omp_ssa): Remove.
8329 (gate_expand_omp): Do not check for flag_openmp_ssa.
8330 * common.opt (-fopenmp-ssa): Remove.
8331 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
8333 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
8335 * config/sh/sh.opt (mfixed-range): New option.
8336 * config/sh/sh-protos.h (sh_fix_range): Declare.
8337 * config/sh/sh.c (sh_fix_range): New function.
8338 * config/sh/sh.h (sh_fixed_range_str): Declare.
8339 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
8341 * doc/invoke.texi (SH Options): Document -mfixed-range.
8343 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
8345 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
8346 it before the redeclaration.
8348 2008-05-22 Anatoly Sokolov <aesok@post.ru>
8350 * config/avr/avr.c (get_sequence_length): Add new function.
8351 (expand_prologue, expand_epilogue): Remove duplicate code.
8353 2008-05-22 Rafael Espindola <espindola@google.com>
8355 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
8358 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
8360 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
8361 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
8363 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
8364 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
8365 (vect_update_misalignment_for_peel): Likewise.
8366 (vector_alignment_reachable_p): Likewise.
8367 * tree-vect-transform.c (vectorizable_load): Likewise.
8368 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
8369 (get_vectype_for_scalar_type): Pass mode of scalar_type
8370 to UNITS_PER_SIMD_WORD.
8372 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
8373 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
8374 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
8375 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
8376 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
8378 2008-05-22 Ira Rosen <irar@il.ibm.com>
8380 PR tree-optimization/36293
8381 * tree-vect-transform.c (vect_transform_strided_load): Don't check
8382 if the first load must be skipped because of a gap.
8384 2008-05-22 Richard Guenther <rguenther@suse.de>
8386 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
8387 more cases of offset disambiguation that is possible if
8388 strict-aliasing rules apply.
8389 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
8390 for basic offset and type-based disambiguation.
8392 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8394 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
8395 ix86_expand_vector_set on V16QImode for SSE4.1.
8397 2008-05-21 Tom Tromey <tromey@redhat.com>
8399 * c.opt (Wimport): Mark as undocumented.
8400 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
8402 (Warning Options): Likewise.
8403 * doc/cppopts.texi: Don't mention -Wimport.
8405 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
8407 PR tree-optimization/36287
8408 PR tree-optimization/36286
8409 * lambda-code.c (build_access_matrix): Do not use the loop->num
8410 for computing the number of induction variables: use the loop depth
8413 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
8416 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
8417 option -f(no-)leading-underscore.
8419 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8421 * config/i386/i386.c (ix86_expand_vector_init_general): Use
8422 GET_MODE_NUNITS (mode).
8424 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
8426 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
8427 (-mmulhw): Add 464 to description.
8428 (-mdlmzb): Likewise.
8429 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
8430 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
8432 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
8433 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
8434 * config/rs6000/rs6000.md: Update comments for 464.
8436 2008-05-21 Janis Johnson <janis187@us.ibm.com>
8438 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
8440 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8442 * config/i386/sse.md (vec_extractv4sf): Removed.
8443 (vec_extractv2df): Likewise.
8444 (vec_extractv2di): Likewise.
8445 (vec_extractv4si): Likewise.
8446 (vec_extractv8hi): Likewise.
8447 (vec_extractv16qi): Likewise.
8448 (vec_extract<mode>): New.
8450 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8452 * config/i386/sse.md (vec_setv4sf): Removed.
8453 (vec_setv2df): Likewise.
8454 (vec_setv2di): Likewise.
8455 (vec_setv4si): Likewise.
8456 (vec_setv8hi): Likewise.
8457 (vec_setv16qi): Likewise.
8458 (vec_set<mode>): New.
8460 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8462 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
8463 goto for vec_concat and vec_interleave.
8465 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8467 * config/i386/sse.md (vec_initv4sf): Removed.
8468 (vec_initv2df): Likewise.
8469 (vec_initv2di): Likewise.
8470 (vec_initv4si): Likewise.
8471 (vec_initv8hi): Likewise.
8472 (vec_initv16qi): Likewise.
8473 (vec_init<mode>): New.
8475 2008-05-21 Joseph Myers <joseph@codesourcery.com>
8477 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
8479 2008-05-21 Tom Tromey <tromey@redhat.com>
8481 * ggc-zone.c (lookup_page_table_if_allocated): New function.
8482 (zone_find_object_offset): Likewise.
8483 (gt_ggc_m_S): Likewise.
8484 (highest_bit): Likewise.
8485 * ggc-page.c (gt_ggc_m_S): New function.
8486 * stringpool.c (string_stack): Remove.
8487 (init_stringpool): Update.
8488 (ggc_alloc_string): Use ggc_alloc.
8489 (maybe_delete_ident): New function.
8490 (ggc_purge_stringpool): Likewise.
8491 (gt_ggc_m_S): Remove.
8492 * ggc-common.c (ggc_protect_identifiers): New global.
8493 (ggc_mark_roots): Call ggc_purge_stringpool. Use
8494 ggc_protect_identifiers.
8495 * ggc.h (ggc_protect_identifiers): Declare.
8496 (gt_ggc_m_S): Update.
8497 (ggc_purge_stringpool): Declare.
8498 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
8499 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
8501 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
8503 2008-05-21 David S. Miller <davem@davemloft.net>
8505 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
8508 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
8510 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
8513 2008-05-20 David Daney <ddaney@avtrex.com>
8515 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
8516 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
8517 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
8518 UNSPEC_UPDATE_GOT_VERSION): Renumber.
8519 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
8520 (atomic_hiqi_op): New define_code_iterator.
8521 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
8522 mips_expand_compare_and_swap_12.
8523 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
8524 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
8525 (sync_<optab><mode>, sync_old_<optab><mode>,
8526 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8527 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
8528 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
8529 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
8530 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
8531 (test_and_set_12): New insn.
8532 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
8533 sync_new_<optab><mode>, sync_old_nand<mode>,
8534 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
8535 clobber to operand 0 for SI and DI mode insns.
8536 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
8537 mips_gen_fn_4): New typedefs.
8538 (mips_gen_fn_ptrs): Define new union type.
8539 (mips_expand_compare_and_swap_12): Remove declaration.
8540 (mips_expand_atomic_qihi): Declare function.
8541 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
8542 (mips_expand_atomic_qihi): ... this. Use new generator function
8544 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
8545 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
8546 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
8547 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
8548 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
8549 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
8550 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
8551 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
8552 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
8553 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
8556 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
8558 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
8561 2008-05-20 Anatoly Sokolov <aesok@post.ru>
8563 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
8564 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
8565 (avr_attribute_table): Add 'OS_main' function attribute.
8566 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
8567 functions with 'OS_main' attribute.
8569 2008-05-20 Richard Guenther <rguenther@suse.de>
8571 PR tree-optimization/35204
8572 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
8573 helper, split out from ...
8574 (DFS): ... here. Make the DFS walk non-recursive.
8576 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
8577 Jan Sjodin <jan.sjodin@amd.com>
8579 PR tree-optimization/36181
8580 * tree-parloops.c (loop_has_vector_phi_nodes): New.
8581 (parallelize_loops): Don't parallelize when the loop has vector
8584 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8585 Sebastian Pop <sebastian.pop@amd.com>
8587 * tree-loop-linear.c (gather_interchange_stats): Look in the access
8588 matrix, and never look at the tree representation of the memory
8590 (linear_transform_loops): Computes parameters and access matrices.
8591 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
8593 (access_matrix_get_index_for_parameter): New.
8594 * tree-data-ref.h (struct access_matrix): New.
8595 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
8596 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
8597 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
8598 am_vector_index_for_loop): New.
8599 (struct data_reference): Add field access_matrix.
8600 (DR_ACCESS_MATRIX): New.
8601 (compute_data_dependences_for_loop): Update declaration.
8602 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
8603 * lambda.h (lambda_vector_vec_p): Declared.
8604 * lambda-code.c: Depend on pointer-set.h.
8605 (lambda_collect_parameters_from_af, lambda_collect_parameters,
8606 av_for_af_base, av_for_af, build_access_matrix,
8607 lambda_compute_access_matrices): New.
8608 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
8610 2008-05-20 Joseph Myers <joseph@codesourcery.com>
8612 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
8615 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8616 Sebastian Pop <sebastian.pop@amd.com>
8618 PR tree-optimization/36206
8619 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
8621 (instantiate_scev_1): Rename flags to fold_conversions.
8622 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
8623 outeside instantiation_loop.
8624 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
8625 (evolution_function_is_affine_or_constant_p): Removed.
8626 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
8628 (analyze_siv_subscript): Pass in the loop nest number.
8629 Call evolution_function_is_affine_in_loop instead of
8630 evolution_function_is_affine_p.
8631 (analyze_overlapping_iterations): Pass in the loop nest number.
8633 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8634 Sebastian Pop <sebastian.pop@amd.com>
8636 PR tree-optimization/36206
8637 * tree-chrec.h (chrec_fold_op): New.
8638 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
8641 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
8643 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
8645 (remove_duplicates): Do not set inode on non-inode systems.
8648 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
8650 * config.gcc (tm_file): Update comments about relative pathnames.
8652 2008-05-20 Richard Guenther <rguenther@suse.de>
8654 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
8655 * tree-ssa-sccvn.c (process_scc): Likewise.
8656 * tree-ssa-sink.c (execute_sink_code): Likewise.
8657 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
8658 * tree-vrp.c (process_assert_insertions): Likewise.
8659 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8660 (perform_tree_ssa_dce): Likewise.
8661 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
8662 (dump_dominator_optimization_stats): Likewise.
8663 * tree-vectorizer.c (vectorize_loops): Likewise.
8665 2008-05-20 Richard Guenther <rguenther@suse.de>
8667 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
8669 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
8671 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
8672 (ix86_i386elf_return_in_memory): Likewise.
8673 (ix86_i386interix_return_in_memory): Likewise.
8674 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
8675 (SUBTARGET_RETURN_IN_MEMORY): New.
8676 * config/i386/i386elf.h: Likewise.
8677 * config/i386/ptx4-i.h: Likewise.
8678 * config/i386/sol2-10.h: Likewise.
8679 * config/i386/sysv4.h: Likewise.
8680 * config/i386/vx-common.h: Likewise.
8681 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
8682 * config/i386/i386.c (ix86_return_in_memory): Made static and
8683 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
8684 (ix86_i386elf_return_in_memory): Removed.
8685 (ix86_i386interix_return_in_memory): Removed.
8686 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
8687 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
8689 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
8691 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
8693 2008-05-19 Xinliang David Li <davidxl@google.com>
8695 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
8697 * common.opt: Ditto.
8698 * doc/invoke.texi: Ditto.
8700 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
8702 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
8703 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
8705 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
8707 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
8708 sizes of operand array from 8/4 to 4/2.
8709 (ix86_expand_vector_init_general): Change size of operand array
8710 from 32 to 16. Remove op0, op1 and half_mode.
8712 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
8714 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
8715 (ix86_expand_vector_init_interleave): Likewise.
8716 (ix86_expand_vector_init_general): Use them. Assert
8717 word_mode == SImode when n_words == 4.
8719 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
8721 * config/i386/i386.c (ix86_secondary_reload): New static function.
8722 (TARGET_SECONDARY_RELOAD): New define.
8723 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
8724 * config/i386/i386.md (reload_outqi): Remove.
8726 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8729 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
8730 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
8731 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
8732 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
8733 (fold_builtin_1): Likewise.
8734 * builtins.def (BUILT_IN_ISINF_SIGN): New.
8735 c-common.c (check_builtin_function_arguments): Handle
8736 BUILT_IN_ISINF_SIGN.
8737 * doc/extend.texi: Document __builtin_isinf_sign.
8738 * fold-const.c (operand_equal_p): Handle COND_EXPR.
8740 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
8742 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
8743 EH cleanup at the end of the pass, search for those that have been
8744 turned into forwarder blocks and do the cleanup on their successor.
8746 2008-05-18 Richard Guenther <rguenther@suse.de>
8748 * tree-cfg.c (verify_gimple_expr): Allow conversions from
8749 pointers to sizetype and vice versa.
8751 2008-05-18 Xinliang David Li <davidxl@google.com>
8753 * gcc/tree-ssa-dce.c: Coding style fix.
8754 (check_pow): Documentation comment.
8755 (check_log): Documenation comment. Coding style fix.
8756 (is_unnecessary_except_errno_call): Ditto.
8757 (gen_conditions_for_pow): Ditto.
8758 (gen_conditions_for_log): Ditto.
8759 (gen_shrink_wrap_conditions): Ditto.
8760 (shrink_wrap_one_built_in_calls): Ditto.
8761 * gcc/doc/invoke.texi: Better documentation string.
8762 * ChangeLog: Fix wrong change log entries from
8763 May 17 checkin on function call DCE.
8765 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
8767 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
8769 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
8771 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
8772 * df-problems.c (simulation routines): Fixed block comment to
8773 properly say how to add forwards scanning functions.
8775 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
8777 * tree-inline.c (setup_one_parameter): Remove dead code.
8779 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
8781 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
8782 a BIT_AND_EXPR only for an INTEGER_TYPE.
8784 2008-05-17 Xinliang David Li <davidxl@google.com>
8786 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
8787 (check_pow, check_log, is_unnecessary_except_errno_call): New
8788 functions to check for eliminating math functions that are pure
8789 except for setting errno.
8790 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
8791 general condition expressions for shrink-wrapping pow/log calls.
8792 (gen_shrink_wrap_conditions): Ditto.
8793 (shrink_wrap_one_built_in_call): Ditto.
8794 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
8795 (mark_operand_necessary): If debugging, output if OP is necessary.
8796 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
8798 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
8800 * gcc/common.opt: New user flag -ftree-builtin-dce.
8801 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
8803 2008-05-16 David S. Miller <davem@davemloft.net>
8805 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
8806 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
8808 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
8811 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
8813 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8815 * ifcvt.c (dead_or_predicable): Rename
8816 df_simulate_one_insn_backwards to df_simulate_one_insn.
8817 * recog.c (peephole2_optimize): Ditto.
8818 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
8820 * df.h: Rename df_simulate_one_insn_backwards to
8821 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
8822 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
8823 scanning of defs and uses.
8824 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
8825 (df_simulate_one_insn_forwards): Removed.
8827 2008-05-16 Doug Kwan <dougkwan@google.com>
8829 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
8831 (real_from_string): Handle NaNs and Inf as approriate.
8833 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
8835 * doc/gty.texi (Source Files Containing Type Information): Note
8836 that headers should appear first in the gtfiles list.
8838 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8840 * tree.def (COND_EXEC): Properly documented this code.
8842 2008-05-16 Diego Novillo <dnovillo@google.com>
8844 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
8845 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
8848 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8850 * tree-ssa-dse (max_stmt_uid): Removed.
8851 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
8852 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
8853 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
8854 * function.h (cfun.last_stmt_uid): New field.
8855 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
8856 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
8858 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
8859 (create_stmt_ann): Initialize the ann->uid field.
8860 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
8862 * tree-flow.h (renumber_gimple_stmt_uids): New function.
8864 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
8866 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
8867 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
8868 (init_empty_tree_cfg): Call it.
8870 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8872 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
8875 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8877 * doc/invoke.text (-fdump-tree-*-verbose): New option.
8878 * tree-dump.c (dump_options): New verbose option.
8879 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
8881 * tree-pass.h (TDF_VERBOSE): New dump flag.
8882 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
8883 (tree-flow.h): Added include.
8884 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
8886 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
8888 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
8890 From Jie Zhang <jie.zhang@analog.com>
8891 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8892 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
8893 mcpu=bf561-none and mcpu=bf561-0.2.
8894 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8895 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
8896 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8897 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
8898 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
8899 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
8900 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
8902 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
8903 (cputype_selected): Remove.
8904 (bfin_handle_option): Don't use cputype_selected.
8905 (override_options): When no mcpu option, enable all workarounds.
8906 Don't use bfin_workarounds.
8907 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
8909 (DEFAULT_CPU_TYPE): Don't define.
8911 2008-05-16 Richard Guenther <rguenther@suse.de>
8913 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
8914 on deletion of the last stmt.
8916 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
8918 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
8919 V8HImode for SSE2 and V16QImode for SSE4.1.
8921 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8923 * cgraph.h (compute_inline_parameters): Made public.
8924 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
8925 variable_generate_summary, function_write_summary,
8926 variable_write_summary, variable_read_summary. Added generate_summary,
8927 write_summary, read_summary.
8928 * cgraphunit.c (cgraph_process_new_functions): Changed call from
8929 pass_ipa_inline.function_generate_summary, to
8930 compute_inline_parameters.
8931 * ipa-inline.c (compute_inline_parameters): Made public and added
8933 (compute_inline_parameters_for_current): New function.
8934 (pass_inline_param): Now calls compute_inline_parameters_for_current.
8935 (inline_generate_summary): Removed parameter and made to loop over
8937 (pass_ipa_inline): Updated for new IPA_PASS structure.
8938 * passes.c (execute_ipa_summary_passes): Now is called once per
8939 pass rather than once per node*pass.
8941 2008-05-15 Anatoly Sokolov <aesok@post.ru>
8943 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
8944 avr_have_mul_p, avr_asm_only_p): Remove variables.
8945 (avr_override_options): Remove initialization of removed variables.
8946 (avr_file_start): Convert removed variables to fields of
8947 'struct base_arch_s *avr_current_arch'.
8948 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
8949 (AVR_HAVE_MUL): (Ditto.).
8950 (AVR_HAVE_MOVW): (Ditto.).
8951 (AVR_HAVE_LPMX): (Ditto.).
8952 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
8953 avr_asm_only_p): Remove declaration.
8955 2008-05-15 Diego Novillo <dnovillo@google.com>
8957 * config/arm/arm.c (arm_return_in_memory): Fix return type.
8958 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
8960 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
8963 * combine.c (check_conversion): Rename back to check_promoted_subreg.
8964 Don't call record_truncated_value from here.
8965 (record_truncated_value): Turn it into a for_each_rtx callback.
8966 (record_truncated_values): New function.
8967 (combine_instructions): Call note_uses with record_truncated_values.
8968 Change name of check_conversion to check_promoted_subreg.
8970 2008-05-15 Janis Johnson <janis187@us.ibm.com>
8972 * doc/sourcebuild.texi: Document support for torture tests.
8974 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
8976 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
8977 to alternative 4 of operand 2.
8979 2008-05-15 Richard Guenther <rguenther@suse.de>
8981 * tree-pass.h (current_pass): Declare.
8982 (get_pass_for_id): Likewise.
8983 * passes.c (passes_by_id, passes_by_id_size): New globals.
8984 (set_pass_for_id): New function.
8985 (get_pass_for_id): Likewise.
8986 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
8987 (execute_function_todo): Flush per function statistics.
8988 * toplev.c (compile_file): Init statistics.
8989 (general_init): Do early statistics initialization.
8990 (finalize): Finish statistics.
8991 * statistics.h (statistics_early_init): Declare.
8992 (statistics_init): Likewise.
8993 (statistics_fini): Likewise.
8994 (statistics_fini_pass): Likewise.
8995 (statistics_counter_event): Likewise.
8996 (statistics_histogram_event): Likewise.
8997 * statistics.c: New file.
8998 * Makefile.in (OBJS-common): Add statistics.o.
8999 (statistics.o): Add dependencies.
9000 * doc/invoke.texi (-fdump-statistics): Document.
9002 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
9004 (execute_pre): Use statistics_counter_event.
9005 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
9006 (substitute_and_fold): Increment it. Use statistics_counter_event.
9008 2008-05-15 Diego Novillo <dnovillo@google.com>
9010 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
9012 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
9013 * tree-ssa-alias.c (new_type_alias): Remove references to
9014 sub-variables from comment.
9015 * tree-ssa-operands.c (swap_tree_operands): Likewise.
9017 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
9019 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
9020 attribute to 1 only for insertps alternative.
9022 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
9024 * config/bfin/bfin.md (loadbytes): New pattern.
9025 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
9026 (bfin_init_builtins): Initialize it.
9027 (bdesc_1arg): Add it.
9029 2008-05-15 Sa Liu <saliu@de.ibm.com>
9031 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
9032 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
9033 * testsuite/lib/target-supports.exp: Add
9034 check_effective_target_fortran_integer_16.
9036 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
9038 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
9039 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
9040 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
9041 (TARGET_RETURN_IN_MEMORY): Define.
9043 2008-05-15 Richard Guenther <rguenther@suse.de>
9046 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
9047 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
9048 represent unmodifiable vars.
9050 2008-05-15 Richard Guenther <rguenther@suse.de>
9052 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
9053 INDIRECT_REF and TARGET_MEM_REF.
9054 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9057 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
9058 H.J. Lu <hongjiu.lu@intel.com>
9060 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
9061 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
9062 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
9063 insn alternatives. Add missing alternatives.
9064 (*vec_concatv2di_rex64_sse4_1): Likewise.
9065 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
9066 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
9069 2008-05-15 Richard Guenther <rguenther@suse.de>
9071 PR tree-optimization/36009
9072 PR tree-optimization/36204
9073 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
9074 (determine_invariantness_stmt): Record the loop a store is
9076 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
9079 2008-05-15 Richard Guenther <rguenther@suse.de>
9081 PR tree-optimization/34330
9082 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
9083 through the pointer will alias the SMT.
9085 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
9087 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
9089 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
9091 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
9093 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9094 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9096 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
9097 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
9098 (vashl_optab): New optab for vector/vector shifts.
9099 (vashr_optab): Ditto.
9100 (vlshr_optab): Ditto.
9101 (vrotl_optab): Ditto.
9102 (vrotr_optab): Ditto.
9103 (optab_subtype): New enum for optab_for_tree_code call.
9104 (optab_for_tree_code): Add enum optab_subtype argument.
9106 * optabs.c (optab_for_tree_code): Take an additional argument to
9107 distinguish between a vector shift by a scalar and vector shift by
9108 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
9109 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
9110 vector shift by a vector.
9111 (expand_widen_pattern_expr): Pass additional argument to
9112 optab_for_tree_code.
9114 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
9115 vrotl_optab, vrotr_optab.
9117 * expr.c (expand_expr_real_1): Update calls to
9118 optab_for_tree_code to distinguish between vector shifted by a
9119 scalar and vector shifted by a vector.
9120 * tree-vectorizer.c (supportable_widening_operation): Ditto.
9121 (supportable_narrowing_operation): Ditto.
9122 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
9123 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
9124 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
9125 (vect_create_epilog_for_reduction): Ditto.
9126 (vectorizable_reduction): Ditto.
9127 (vectorizable_operation): Ditto.
9128 (vect_strided_store_supported): Ditto.
9129 (vect_strided_load_supported): Ditto.
9130 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9131 * expmed.c (expand_shift): Ditto.
9133 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
9135 (ashr@var{m}3): Ditto.
9136 (vashl@var{m}3): Document new vector/vector shift standard name.
9137 (vashr@var{m}3): Ditto.
9138 (vlshr@var{m}3): Ditto.
9139 (vrotl@var{m}3): Ditto.
9140 (vrotr@var{m}3): Ditto.
9142 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
9143 (PPERM_INVERT): Ditto.
9144 (PPERM_REVERSE): Ditto.
9145 (PPERM_REV_INV): Ditto.
9146 (PPERM_ZERO): Ditto.
9147 (PPERM_ONES): Ditto.
9148 (PPERM_SIGN): Ditto.
9149 (PPERM_INV_SIGN): Ditto.
9150 (PPERM_SRC1): Ditto.
9151 (PPERM_SRC2): Ditto.
9153 * config/i386/sse.md (mulv2di3): Add SSE5 support.
9154 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
9155 allows a memory operand to be the value being added, and split it
9156 to improve vectorization.
9157 (sse5_pmacsdqh_mem): Ditto.
9158 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
9159 (sse5_mulv2div2di3_high): Ditto.
9160 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
9161 (vec_pack_trunc_v4si): Ditto.
9162 (vec_pack_trunc_v2di): Ditto.
9163 (sse5_pcmov_<mode>): Remove code that tried to use use
9164 andps/andnps instead of pcmov.
9165 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
9166 pmacsdqh instructions.
9167 (vec_widen_smult_lo_v4si): Ditto.
9169 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
9170 (PPERM_INVERT): Ditto.
9171 (PPERM_REVERSE): Ditto.
9172 (PPERM_REV_INV): Ditto.
9173 (PPERM_ZERO): Ditto.
9174 (PPERM_ONES): Ditto.
9175 (PPERM_SIGN): Ditto.
9176 (PPERM_INV_SIGN): Ditto.
9177 (PPERM_SRC1): Ditto.
9178 (PPERM_SRC2): Ditto.
9179 (ix86_expand_sse_movcc): Move the SSE5 test after the if
9181 (ix86_expand_int_vcond): If SSE5 generate all possible integer
9183 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
9184 says ignore whether the last reference is a memory operand.
9186 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9187 Paolo Bonzini <bonzini at gnu dot org>
9189 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
9192 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
9193 (vlshr<mode>3): Rename from vlshr<mode>3.
9194 (vashr<mode>3): Rename from vashr<mode>3.
9195 (mulv4sf3): Change the names of vector shift patterns.
9199 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
9202 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
9227 * config/spu/spu.md (v): New iterator macro to add v for vector types.
9228 (floatunssidf2_internal): Change vector/vector shift names.
9229 (floatunsdidf2_internal): Ditto.
9236 (vashl<mode>3): Rename from ashl<mode>3.
9237 (vashr<mode>3): Rename from ashr<mode>3.
9238 (vlshr<mode>3): Rename from lshr<mode>3.
9239 (vrotl<mode>3): Rename from rotl<mode>3.
9241 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9244 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
9245 multiply gives the wrong value when doing widening multiplies.
9246 (vec_widen_smult_lo_v4si): Ditto.
9248 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
9250 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
9251 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
9252 emit_library_call_value.
9253 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
9254 * tree.h (ECF_LIBCALL_BLOCK): Removed.
9255 * calls.c (initialize_argument_information, precompute_arguments,
9256 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
9257 (precompute_arguments): Removed flags parameter.
9258 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
9260 2008-05-14 Richard Guenther <rguenther@suse.de>
9262 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
9263 Make sure to register the store if the use is a PHI_NODE.
9265 2008-05-14 Olivier Hainque <hainque@adacore.com>
9267 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
9268 memory if the component is to be referenced in BLKmode according
9269 to get_inner_reference.
9271 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
9273 * calls.c (emit_library_call_value_1): Restore code clearing
9274 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
9276 2008-05-14 Olivier Hainque <hainque@adacore.com>
9277 Nicolas Roche <roche@adacore.com>
9279 * configure.ac: Add support for a "gcc_subdir" variable in
9280 config-lang.in, to denote a subdirectory where the language/GCC
9281 integration files are to be found.
9282 * configure: Regenerate.
9284 2008-05-14 Ira Rosen <irar@il.ibm.com>
9286 PR tree-optimization/36098
9287 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
9288 value for the first load in the group in case of a gap.
9289 (vect_build_slp_tree): Check that there are no gaps in loads.
9291 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
9293 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
9294 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
9295 expand_copysign_bit, ): Change call to emit_no_conflict_block to
9296 emit_insn and remove unneeded code to construct extra args.
9297 (emit_no_conflict_block): Removed.
9298 * optabls.h: (emit_no_conflict_block): Removed.
9299 * cse.c (cse_extended_basic_block): Remove search for
9300 REG_NO_CONFLICT note.
9301 * global.c: Removed incorrect comment added in revision 117.
9302 * expr.c (convert_move): Change call to emit_no_conflict_block to
9304 * recog.c: Change comments so that they do not mention
9306 * local_alloc.c (combine_regs): Removed last parameter.
9307 (no_conflict_p): Removed.
9308 (block_alloc): Removed note, no_conflict_combined_regno and set
9309 local vars. Removed all code to process REG_NO_CONFLICT blocks.
9310 (combine_regs): Removed already_dead and code to look for
9311 REG_NO_CONFLICT notes.
9312 * lower_subreg (remove_retval_note): Removed code to look for
9313 REG_NO_CONFLICT block.
9314 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
9315 (resolve_clobber): Remove code to process libcalls that have
9316 REG_NO_CONFLICT notes.
9317 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
9319 * combine.c (can_combine_p, distribute_notes): Removed
9320 REG_NO_CONFLICT case.
9321 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
9323 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
9324 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
9326 * reg-notes.def (NO_CONFLICT): Removed.
9328 2008-05-14 David S. Miller <davem@davemloft.net>
9330 * config/sparc/sparc.c (sparc_profile_hook): If
9331 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
9332 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
9333 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
9335 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
9337 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
9339 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
9342 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
9343 and op1 expansion before vector concat to have less live pseudos.
9345 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
9347 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
9348 ix86_expand_vector_set if supported.
9350 2008-05-13 Diego Novillo <dnovillo@google.com>
9351 Kenneth Zadeck <zadeck@naturalbridge.com>
9353 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
9355 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
9356 phinodes_print_statistics, init_ssanames, fini_ssanames,
9357 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
9358 release_ssa_name, release_defs, replace_ssa_name_symbol,
9359 ssanames_print_statistics): Move ...
9360 * tree-flow.h: ... here.
9361 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
9362 Use FN instead of cfun.
9363 (make_ssa_name_fn): Rename from make_ssa_name.
9364 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
9365 * tree-flow-inline.h (make_ssa_name): Move from
9366 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
9367 * omp-low.c (expand_omp_parallel):
9368 * tree-flow-inline.h (redirect_edge_var_map_result):
9369 * tree-ssa.c (init_tree_ssa): Add argument FN.
9370 Use it instead of cfun. Update all users.
9372 2008-05-13 Tom Tromey <tromey@redhat.com>
9374 PR preprocessor/22168:
9375 * doc/cpp.texi (Top): Update menu.
9376 (Alternatives to Wrapper #ifndef): New node.
9377 (Other Directives): Document deprecation.
9378 (Obsolete Features): Remove menu.
9379 (Assertions): Merge node into Obsolete Features.
9380 (Obsolete once-only headers): Move earlier; rename to Alternatives
9382 * doc/cppopts.texi: Update.
9383 * c.opt (Wdeprecated): Enable for C and ObjC.
9384 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
9385 (C++ Dialect Options): Move -Wno-deprecated from here to...
9386 (Warning Options): ... here.
9388 2008-05-13 Richard Guenther <rguenther@suse.de>
9391 * fold-const.c (fold_sign_changed_comparison): Do not allow
9392 changes in pointer-ness.
9394 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9397 * config/sh/sh.c (sh_expand_prologue): Don't clear
9398 RTX_FRAME_RELATED_P for push insns.
9400 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
9402 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
9404 2008-05-12 Anatoly Sokolov <aesok@post.ru>
9406 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
9407 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
9408 Use 'machine->is_leaf' instead of 'leaf_func_p'.
9410 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
9412 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
9413 (*vec_concatv4sf_sse): This.
9414 (*sse2_concatv2si): Renamed to ...
9415 (*vec_concatv2si_sse2): This.
9416 (*sse1_concatv2si): Renamed to ...
9417 (*vec_concatv2si_sse): This.
9418 (*vec_concatv2di_rex): Renamed to ...
9419 (*vec_concatv2di_rex64): This.
9420 (*vec_concatv2si_sse4_1): New.
9421 (*vec_concatv2di_rex64_sse4_1): Likewise.
9423 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
9425 PR rtl-optimization/36111
9426 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
9427 that was created for swappable operands.
9429 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
9432 * Makefile.in: Substitute GNATMAKE and GNATBIND.
9433 * configure.ac: Add call to ACX_PROG_GNAT.
9435 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
9437 * optc-gen.awk: Fix comment typo.
9439 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9441 * pretty-print.c (pp_integer_with_precision): Use
9442 HOST_LONG_LONG_FORMAT.
9444 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
9446 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
9448 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
9450 * config/i386/i386.c (bdesc_ptest): Removed.
9451 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
9452 (bdesc_args): Add __builtin_ia32_ptestz128,
9453 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
9454 (ix86_init_mmx_sse_builtins): Updated.
9455 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
9456 (ix86_expand_builtin): Updated.
9458 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
9460 * tree-cfg.c (valid_fixed_convert_types_p): New function.
9461 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
9463 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
9465 * value-prof.c (interesting_stringop_to_profile): Do not
9466 return early for BUILT_IN_MEMPCPY.
9468 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
9470 * calls.c (expand_call): Don't use callgraph to increase
9471 preferred_stack_boundary.
9473 * cgraph.h (cgraph_rtl_info): Use unsigned on
9474 preferred_incoming_stack_boundary.
9476 * final.c (rest_of_clean_state): Use unsigned on
9477 preferred_stack_boundary.
9479 2008-05-09 Tom Tromey <tromey@redhat.com>
9481 PR preprocessor/22231:
9482 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
9485 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
9487 PR tree-optimization/36129
9488 * tree-ssa-ccp.c: Include value-prof.h.
9489 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
9490 built-in function was folded to a constant.
9491 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
9493 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
9494 Sebastian Pop <sebastian.pop@amd.com>
9496 * tree-scalar-evolution.c: Document instantiate_scev.
9497 (instantiate_parameters_1): Renamed instantiate_scev_1.
9498 Don't use the same loop for instantiation_loop and evolution_loop.
9499 (instantiate_scev): New.
9500 (instantiate_parameters): Moved...
9501 (resolve_mixers): Update call to instantiate_scev_1 to pass the
9502 same loop twice. Maintains the semantics for this function.
9503 * tree-scalar-evolution.h (instantiate_scev): Declare.
9504 (instantiate_parameters): ...here. Now static inline.
9505 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
9506 instead of resolve_mixers.
9508 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9510 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
9512 2008-05-09 Tomas Bily <tbily@suse.cz>
9514 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
9515 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
9516 * tree-ssa-structalias.c (get_constraint_for): Likewise.
9517 * c-common.c (c_common_truthvalue_conversion): Likewise.
9518 * tree-object-size.c (compute_object_offset): Likewise.
9519 * tree-inline.c (estimate_num_insns_1): Likewise.
9520 * varasm.c (const_hash_1, compare_constant, copy_constant)
9521 (compute_reloc_for_constant, output_addressed_constants)
9522 (initializer_constant_valid_p): Likewise.
9523 * c-omp.c (check_omp_for_incr_expr): Likewise.
9524 * gimplify.c (gimplify_expr): Likewise.
9525 * c-typeck.c (c_finish_return): Likewise.
9526 * tree-vectorizer.c (supportable_widening_operation)
9527 (supportable_narrowing_operation): Likewise.
9528 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
9529 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
9530 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9531 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
9532 (descr_info_loc): Likewise.
9533 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
9534 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
9535 (fold_unary): Likewise.
9536 * builtins.c (get_pointer_alignment): Likewise.
9537 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
9538 (instantiate_parameters_1): Likewise.
9539 * tree.c (expr_align, stabilize_reference): Likewise.
9540 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
9541 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
9542 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
9543 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
9544 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
9545 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
9547 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
9548 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
9549 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9550 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
9551 (forward_propagate_comparison)
9552 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9553 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
9554 * emit-rtl.c (component_ref_for_mem_expr)
9555 (set_mem_attributes_minus_bitpos): Likewise.
9556 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
9557 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
9559 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
9560 (build_function_call, pointer_diff, build_compound_expr)
9561 (c_finish_return): Likewise.
9562 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
9563 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
9565 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
9566 * expr.c (is_aligning_offset): Likewise.
9567 * tree-ssa-alias.c (is_escape_site): Likewise.
9568 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
9569 (check_all_va_list_escapes): Likewise.
9570 * tree-ssa-loop-ivopts.c (determine_base_object)
9571 (determine_common_wider_type): Likewise.
9572 * dojump.c (do_jump): Likewise.
9573 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
9574 * tree-gimple.c (is_gimple_cast): Likewise.
9575 * fold-const.c (decode_field_reference, )
9576 (fold_sign_changed_comparison, fold_unary, fold_comparison)
9577 (fold_binary): Likewise.
9578 * tree-ssa-alias-warnings.c (find_alias_site_helper)
9579 (already_warned_in_frontend_p): Likewise.
9580 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
9581 * tree.c (really_constant_p, get_unwidened): Likewise.
9582 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9583 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9584 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
9586 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
9588 (CONVERT_EXPR_P): Define.
9589 (CASE_CONVERT): Define.
9591 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
9594 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
9595 (delete_unmarked_insns): When deleting a call, call
9596 delete_unreachable_blocks.
9597 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
9598 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
9600 2008-05-08 Richard Guenther <rguenther@suse.de>
9602 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
9603 (-ftree-salias): Likewise.
9604 (salias-max-implicit-fields): Remove param documentation.
9605 (salias-max-array-elements): Likewise.
9606 * tree-pass.h (pass_create_structure_vars): Remove.
9607 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
9608 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
9609 * tree-ssa-alias.c (create_structure_vars): Remove.
9610 (gate_structure_vars): Likewise.
9611 (pass_create_structure_vars): Likewise.
9612 (gate_build_alias): Likewise.
9613 (pass_build_alias): Adjust to run always and dump the function.
9614 * common.opt (ftree-salias): Hide.
9615 * passes.c (init_optimization_passes): Remove
9616 pass_create_structure_vars, adjust comment.
9617 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
9618 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
9619 * opts.c (decode_options): Do not set flag_tree_salias.
9620 (common_handle_option): Add OPT_ftree_salias to the backward
9621 compatibility section.
9623 2008-05-08 Richard Guenther <rguenther@suse.de>
9625 * tree-flow-inline.h (var_can_have_subvars): Move ...
9626 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
9627 * tree-flow.h (var_can_have_subvars): Remove.
9628 (push_fields_onto_fieldstack): Remove.
9629 (sort_fieldstack): Likewise.
9630 (struct fieldoff): Move ...
9631 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
9632 alias_set and base_for_components fields.
9633 (sort_fieldstack): Make static.
9634 (push_fields_onto_fieldstack): Likewise. Remove code that
9635 handles anything but RECORD_TYPEs. Remove alias_set and
9636 base_for_components handling.
9637 (create_variable_info_for): Adjust.
9639 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
9641 * common.opt (Wframe-larger-than=): Shorten the help message
9643 * doc/invoke.texi (Wframe-larger-than=): Add more description.
9645 2008-05-08 Rafael Espindola <espindola@google.com>
9647 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
9649 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
9650 trap and that both operands are gimple values.
9651 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
9652 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
9655 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
9657 * read-rtl.c (join_c_conditions): Return the first string if the
9658 two strings are equal.
9660 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
9662 * gensupport.h (pred_data): Add a "num_codes" field.
9663 (add_predicate_code): Declare.
9664 * gensupport.c (add_predicate_code): New function.
9665 (std_pred_table): Add an "allows_const_p" field.
9666 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
9667 Remove the (incomplete) list of such codes from the codes field.
9668 (init_predicate_table): Use add_predicate_code. Add all
9669 RTX_CONST_OBJs if allows_const_p is true.
9670 * genrecog.c (process_define_predicate): Use add_predicate_code.
9672 2008-05-08 David Daney <ddaney@avtrex.com>
9673 Richard Sandiford <rsandifo@nildram.co.uk>
9675 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
9676 special case of constant zero operands.
9677 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
9678 old and new values. Special case constant zero values.
9679 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
9681 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
9682 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
9684 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
9687 * simplify-rtx.c (simplify_plus_minus): Create CONST of
9688 similar RTX_CONST_OBJ before CONST_INT.
9690 2008-05-08 Steve Ellcey <sje@cup.hp.com>
9692 * stmt.c (expand_stack_restore): Change sa mode if needed.
9694 2008-05-08 Richard Guenther <rguenther@suse.de>
9696 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
9697 return type to bool.
9698 (ix86_sol10_return_in_memory): Likewise.
9699 (ix86_i386elf_return_in_memory): Likewise.
9700 (ix86_i386interix_return_in_memory): Likewise.
9701 * config/i386/i386.c (ix86_return_in_memory): Likewise.
9702 (ix86_sol10_return_in_memory): Likewise.
9703 (ix86_i386elf_return_in_memory): Likewise.
9704 (ix86_i386interix_return_in_memory): Likewise.
9706 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
9709 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
9711 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
9712 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
9715 2008-05-08 Richard Guenther <rguenther@suse.de>
9717 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
9718 * tree-data-ref.h (struct dr_alias): Remove subvars field.
9719 (DR_SUBVARS): Remove.
9720 * tree-dfa.c (dump_subvars_for): Remove.
9721 (debug_subvars_for): Likewise.
9722 (dump_variable): Do not dump subvars.
9723 (remove_referenced_var): Do not remove subvars.
9724 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
9725 (lookup_subvars_for_var): Remove.
9726 (get_subvars_for_var): Likewise.
9727 (get_subvars_at): Likewise.
9728 (get_first_overlapping_subvar): Likewise.
9729 (overlap_subvar): Likewise.
9730 * tree-flow.h (subvar_t): Remove.
9731 (struct var_ann_d): Remove subvars field.
9732 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
9733 argument. Remove special handling of SFTs.
9734 (compute_tag_properties): Likewise.
9735 (set_initial_properties): Likewise.
9736 (compute_call_clobbered): Likewise.
9737 (count_mem_refs): Likewise.
9738 (compute_memory_partitions): Likewise.
9739 (compute_flow_insensitive_aliasing): Likewise.
9740 (setup_pointers_and_addressables): Likewise.
9741 (new_type_alias): Likewise.
9742 (struct used_part): Remove.
9743 (used_portions): Likewise.
9744 (struct used_part_map): Likewise.
9745 (used_part_map_eq): Likewise.
9746 (used_part_map_hash): Likewise.
9747 (free_used_part_map): Likewise.
9748 (up_lookup): Likewise.
9749 (up_insert): Likewise.
9750 (get_or_create_used_part_for): Likewise.
9751 (create_sft): Likewise.
9752 (create_overlap_variables_for): Likewise.
9753 (find_used_portions): Likewise.
9754 (create_structure_vars): Likewise.
9755 * tree.def (STRUCT_FIELD_TAG): Remove.
9756 * tree.h (MTAG_P): Adjust.
9757 (struct tree_memory_tag): Remove base_for_components and
9758 unpartitionable flags.
9759 (struct tree_struct_field_tag): Remove.
9760 (SFT_PARENT_VAR): Likewise.
9761 (SFT_OFFSET): Likewise.
9762 (SFT_SIZE): Likewise.
9763 (SFT_NONADDRESSABLE_P): Likewise.
9764 (SFT_ALIAS_SET): Likewise.
9765 (SFT_UNPARTITIONABLE_P): Likewise.
9766 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
9767 (union tree_node): Remove sft field.
9768 * alias.c (get_alias_set): Remove special handling of SFTs.
9769 * print-tree.c (print_node): Remove handling of SFTs.
9770 * tree-dump.c (dequeue_and_dump): Likewise.
9771 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
9772 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
9773 * tree-predcom.c (set_alias_info): Do not set subvars.
9774 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
9775 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
9776 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
9777 (add_vars_for_offset): Remove.
9778 (add_virtual_operand): Remove special handling of SFTs.
9779 (add_call_clobber_ops): Likewise.
9780 (add_call_read_ops): Likewise.
9781 (get_asm_expr_operands): Likewise.
9782 (get_modify_stmt_operands): Likewise.
9783 (get_expr_operands): Likewise.
9784 (add_to_addressable_set): Likewise.
9785 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
9786 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9787 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
9788 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
9789 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
9790 (tree_node_structure): Likewise.
9791 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
9793 (find_what_p_points_to): Likewise.
9795 2008-05-08 Sa Liu <saliu@de.ibm.com>
9797 * config/spu/spu.md: Fixed subti3 pattern.
9799 2008-05-08 Richard Guenther <rguenther@suse.de>
9802 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
9803 sure to create a representative for trailing arrays for PTA.
9805 2008-05-08 Richard Guenther <rguenther@suse.de>
9808 * fold-const.c (operand_equal_p): Two objects which types
9809 differ in pointerness are not equal.
9811 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
9813 * calls.c (compute_argument_block_size): Add argument tree fndecl.
9814 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
9815 (emit_library_call_value_1): Add new variable fndecl initialized by
9816 NULL_TREE. It should be the decl type of orgfun, but this information
9817 seems not to be available here, so it uses the default calling abi.
9818 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
9819 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
9820 by TARGET_RETURN_IN_MEMORY.
9821 * config/i386/i386-interix.h: Likewise.
9822 * config/i386/i386.h: Likewise.
9823 * config/i386/i386elf.h: Likewise.
9824 * config/i386/ptx4-i.h: Likewise.
9825 * config/i386/sol2-10.h: Likewise.
9826 * config/i386/sysv4.h: Likewise.
9827 * config/i386/vx-common.h: Likewise.
9828 * config/cris/cris.h: Removed #if 0 clause.
9829 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
9830 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
9832 (ix86_sol10_return_in_memory): Likewise.
9833 (ix86_i386elf_return_in_memory): New.
9834 (ix86_i386interix_return_in_memory): New.
9835 * config/mt/mt-protos.h (mt_return_in_memory): New.
9836 * config/mt/mt.c: Likewise.
9837 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
9838 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
9839 * config/bfin/bfin.h: Likewise.
9840 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
9842 * config/bfin/bfin.c: Likewise.
9843 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
9844 * config/alpha/unicosmk.h: Likewise.
9845 * config/i386/cygming.h: Likewise.
9846 * config/iq2000/iq2000.h: Likewise.
9847 * config/mips/mips.h: Likewise.
9848 * config/mn10300/mn10300.h: Likewise.
9849 * config/rs6000/rs6000.h: Likewise.
9850 * config/score/score.h: Likewise.
9851 * config/spu/spu.h: Likewise.
9852 * config/v850/v850.h: Likewise.
9853 * defaults.h: Likewise.
9854 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
9855 * expr.c (emit_block_move): Adjust use of
9856 OUTGOING_REG_PARM_STACK_SPACE.
9857 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
9858 OUTGOING_REG_PARM_STACK_SPACE.
9859 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
9861 2008-05-08 Jakub Jelinek <jakub@redhat.com>
9863 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
9864 on OMP_RETURN for OMP_FOR.
9867 * dwarf2out.c (dw_expand_expr, common_check): Removed.
9868 (fortran_common): New function.
9869 (gen_variable_die): Call fortran_common instead of common_check,
9870 adjust for it returning tree instead of rtx. Formatting.
9872 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
9876 * see.c (see_copy_insn): Copy new pure const attributes for new call.
9877 * c-decl.c (merge_decls): Ditto.
9878 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
9879 to RTL_CONST_OR_PURE_CALL_P.
9880 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
9881 Initialized DECL_LOOPING_CONST_PURE.
9882 (process_call_operands): Set tree_side_effects properly.
9883 * tree.h (TREE_READONLY_DECL_P): Removed.
9884 (DECL_IS_PURE): Renamed to DECL_PURE_P.
9885 (DECL_LOOPING_OR_CONST_P): New macro.
9886 (struct tree_function_decl): Added looping_const_or_pure_p.
9888 (ECF_LOOPING_OR_CONST_P): New macro.
9889 * rtlanal.c (pure_const_p): Removed.
9890 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
9891 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
9892 to RTL_CONST_CALL_P.
9893 * ipa-pure-const.c (pure_const_state_e): Added looping field.
9894 (check_decl, check_tree, check_call, scan_function): Initialize
9896 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
9897 (static_execute): Set looping true for recursive functions.
9898 Undo setting state to IPA_NEITHER for recursive functions.
9900 * ifcvt.c (noce_can_store_speculate_p): Changed
9901 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
9902 RTL_CONST_OR_PURE_CALL_P.
9903 * dse.c (scan_insn): Ditto.
9904 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
9905 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
9906 RTL_CONST_OR_PURE_CALL_P.
9907 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
9908 pure_call_p to RTL_CONST_CALL_P.
9909 * gimplify.c (gimplify_call_expr): Clear side effects for
9910 non-looping pure and constant calls.
9911 * calls.c (emit_call_1): Set rtl flags from ecf flags.
9912 (flags_from_decl_or_type): Set ecf flags from decl flags.
9913 (initialize_argument_information): Turn off
9914 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
9915 Change const to pure if callee_copies is true rather than just
9917 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
9918 way of marking pure calls.
9919 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
9920 Remove hack that was supposed to fix pr7335 and remove old
9921 way of marking pure calls.
9922 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
9923 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
9924 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
9925 RTL_CONST_OR_PURE_CALL_P.
9926 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
9927 * loop-invariant.c (find_exits, find_invariant_bb): Changed
9928 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
9929 * sched-deps.c (schedule_analyze): Ditto.
9930 * rtl.h (struct rtx_def): Use call field, unchanging field, and
9931 return_val field of calls to represent pure and const function info.
9932 (CONST_OR_PURE_CALL_P): Deleted macro.
9933 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
9934 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
9935 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
9937 * tree-optimize.c (execute_fixup_cfg): Added test for
9938 ECF_LOOPING_CONST_OR_PURE.
9939 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
9941 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
9942 effects for looping pure or const calls.
9943 (verify_gimple_expr): Added verification code.
9944 * config/alpha/alpha.c (alpha_legitimize_address,
9945 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
9947 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
9948 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
9949 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
9950 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
9951 RTL_CONST_OR_PURE_CALL_P.
9952 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
9953 and const calls to be deleted.
9955 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
9958 * config/i386/mmx.md (mmx_subv2sf3): New expander.
9959 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
9960 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
9961 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
9962 to handle nonimmediate operands.
9963 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
9964 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
9965 to handle nonimmediate operands.
9966 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
9967 (mmx_pmulhrwv4hi3): New expander. Use
9968 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9969 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
9970 (sse2_umulv1siv1di3): New expander. Use
9971 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9972 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
9973 (mmx_eq<mode>3): New expander. Use
9974 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9975 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
9976 (mmx_uavgv8qi3): New expander. Use
9977 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9978 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
9979 (mmx_uavgv4hi3): New expander. Use
9980 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9982 * config/i386/sse.md
9983 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
9984 to handle nonimmediate operands.
9985 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
9986 to handle nonimmediate operands.
9987 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
9988 to handle nonimmediate operands.
9989 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
9990 to handle nonimmediate operands.
9991 (sse2_unpckhpd_exp): New expander. Use
9992 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9993 (sse2_unpcklpd_exp): New expander. Use
9994 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9995 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
9996 to handle nonimmediate operands.
9997 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
9998 to handle nonimmediate operands.
9999 (*sse2_<plusminus_insn><mode>3): Rename from
10000 sse2_<plusminus_insn><mode>3 insn pattern.
10001 (sse2_<plusminus_insn><mode>3): New expander. Use
10002 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10003 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
10004 (sse2_umulv2siv2di3): New expander. Use
10005 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10006 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
10007 (sse4_1_mulv2siv2di3): New expander. Use
10008 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10009 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
10010 (sse2_pmaddwd): New expander. Use
10011 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10012 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
10013 (sse2_eq<mode>3): New expander. Use
10014 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10015 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
10016 (sse4_1_eqv2di3): New expander. Use
10017 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10018 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
10019 (sse2_uavgv16qi3): New expander. Use
10020 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10021 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
10022 (sse2_uavgv16qi3): New expander. Use
10023 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10024 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
10025 (sse2_uavgv8hi3): New expander. Use
10026 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10027 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
10028 (ssse3_pmulhrswv8hi3): New expander. Use
10029 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10030 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
10031 (ssse3_pmulhrswv4hi3): New expander. Use
10032 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10034 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
10035 (<sse>_vmmul<mode>3): Ditto.
10036 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
10038 (ssse3_pmaddubsw128): Use register_operand for operand 1.
10039 (ssse3_pmaddubsw): Ditto.
10041 * config/i386/i386.c (struct_builtin_description)
10042 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
10043 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
10044 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
10045 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
10046 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
10047 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
10048 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
10049 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
10050 (ix86_fixup_binary_operands): Assert that src1
10051 and src2 must have the same mode when swapped.
10052 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
10053 and ix86_binary_operator_ok. Do not force operands in registers
10056 2008-05-07 Jan Hubicka <jh@suse.cz>
10058 * cgraph.c (dump_cgraph_node): Update.
10059 * cgraph.h (cgraph_local_info): Break out inline summary.
10060 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
10062 * ipa-inline (inline_summary): New accestor function.
10063 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
10064 cgraph_decide_inlining, compute_inline_parameters): Update.
10065 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
10067 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10069 Cleanup ColdFire scheduling support and add V4 pipeline model.
10071 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
10072 (define_attr cpu): Add cfv4 value.
10073 (define_attr type, define_attr type1): Merge into a single 'type'
10074 attribute. Update all uses.
10075 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
10076 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
10078 (define_attr opx_mem, define_attr opy_mem): Remove.
10079 (define_attr op_mem): Clean up, update comment.
10080 (define_attr size): Use specific values instead of general int.
10081 (define_attr guess, define_attr split): Remove. Update all uses.
10082 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
10083 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
10084 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
10085 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
10086 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
10087 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
10088 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
10089 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
10090 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
10091 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
10092 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
10093 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
10094 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
10095 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
10096 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
10097 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
10098 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
10099 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
10100 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
10101 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
10102 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
10103 Update or set attributes.
10104 (stack_tie): New fake instruction.
10106 * config/m68k/m68k.h (TUNE_CFV4): New macro.
10107 (m68k_sched_attr_size): Update declaration.
10108 (m68k_sched_attr_type2): Remove.
10109 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
10110 Declare new bypass predicates.
10112 * config/m68k/m68k.c (m68k_sched_issue_rate,
10113 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
10115 (TARGET_SCHED_ISSUE_RATE,
10116 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
10117 (override_options): Handle scheduling for ColdFire V4 core.
10118 (m68k_expand_prologue): Emit stack_tie.
10119 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
10120 'OP_TYPE_FPN'. Update all uses.
10121 (sched_guess_p): Remove.
10122 (sched_address_type): Handle symbolic addresses.
10123 (sched_get_operand): New static function.
10124 (sched_operand_type): Merge into sched_attr_op_type.
10125 (sched_attr_op_type): Handle FP registers, handle quick constants,
10127 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
10128 (m68k_sched_attr_size): Update. Move logic to ...
10129 (sched_get_attr_size_int): New static function.
10130 (sched_get_opxy_mem_type): New static function.
10131 (m68k_sched_attr_op_mem): Update.
10132 (m68k_sched_attr_type2): Remove.
10133 (sched_cfv4_bypass_data): New static variable.
10134 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
10135 (m68k_sched_issue_rate): Implement scheduler hook.
10136 (struct _sched_ib: enabled_p): New field.
10137 (m68k_sched_variable_issue): Update. Handle V4.
10138 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
10139 sched_dump_class_func_t, sched_dump_split_class,
10140 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
10141 sched_dump_dfa_class, m68k_sched_dump): Remove.
10142 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
10144 (m68k_sched_init_global): Remove statisctics dumping, introduce
10145 sanity check that all instructions have pipeline reservations. Handle
10147 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
10148 Handle ColdFire V4 core.
10149 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
10150 New static functions.
10151 (m68k_sched_address_bypass_p): New bypass predicate.
10152 (sched_get_indexed_address_scale): New static function.
10153 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
10155 * cf.md: Update comments.
10156 (define_attr type2): Remove. Use 'type' attribute instead.
10158 (cf_ib): Rename to cfv123_ib. Update all uses.
10159 (cf_oep): Rename to cfv123_oep. Update all uses.
10160 (cf_chr): Rename to cfv123_chr. Update all uses.
10161 (cf_mem): Rename to cfv123_mem. Update all uses.
10162 (cf_mac): Move to more appropriate place.
10163 (cfv123_guess): New automaton and cpu_unit.
10164 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
10165 Update uses of 'size' attribute. Handle before reload scheduling.
10166 (cfv123_guess): New dummy reservation for unhandled instructions.
10167 (cfv4_*): Pipeline description of ColdFire V4 core.
10168 (ignore): New reservation to handle 'ignore' type.
10170 2008-05-07 Ian Lance Taylor <iant@google.com>
10172 PR middle-end/36013
10173 * gimplify.c (find_single_pointer_decl_1): Don't look through
10175 (find_single_pointer_decl): Adjust comments.
10177 2008-05-07 Jakub Jelinek <jakub@redhat.com>
10179 PR middle-end/36137
10180 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
10181 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
10183 PR middle-end/36106
10184 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
10185 integral type rather than floating point, then VIEW_CONVERT_EXPR
10186 to the floating point type.
10188 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
10190 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
10191 TFmode op0 to register.
10193 2008-05-07 Alan Modra <amodra@bigpond.net.au>
10195 * c-decl.c (grokdeclarator): Comment typo.
10197 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
10199 * tree-flow.h: Remove prototype for computed_goto_p.
10200 * tree-cfg.c (computed_goto_p): Make static.
10202 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
10205 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
10206 (contains_aligned_value_p): This. Handle _Decimal128.
10207 (ix86_function_arg_boundary): Only align _Decimal128 to its
10208 natural boundary and handle it properly.
10210 2008-05-06 Martin Jambor <mjambor@suse.cz>
10212 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
10213 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
10214 (ipcp_method_set_orig_node): Removed.
10215 (ipcp_cval_get_cvalue_type): Removed.
10216 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
10217 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
10218 (ipcp_cval_set_cvalue_type): Removed.
10219 (ipcp_cval_get_cvalue): Removed.
10220 (ipcp_cval_set_cvalue): Removed.
10221 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
10222 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
10223 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
10224 (ipcp_cval_meet): Renamed to ipa_lattice_meet
10225 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
10226 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
10227 (ipcp_get_ith_lattice): Changed parameters.
10228 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
10229 (ipcp_lattice_from_jfunc): Changed parameters.
10230 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
10231 (ipcp_method_cval_print): Added temporary variable info.
10232 (ipcp_redirect): Removed already unused local variable caller.
10233 (ipcp_redirect): New temporary variable orig_callee_info
10234 (ipcp_redirect): Removed newly unused local variable callee.
10235 (ipcp_redirect): Removed (a bit confusing) local variable type.
10236 (ipcp_insert_stage): Added local variable info.
10237 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
10239 (ipcp_formal_create): Removed.
10240 (ipcp_method_cval_set): Removed.
10241 (ipcp_propagate_stage): Renamed lattice variables.
10242 (ipcp_method_cval_set_cvalue_type): Removed.
10243 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
10244 (ipcp_print_all_lattices): Changed printed strings to refer to
10245 lattices rather than cvals.
10246 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
10247 (ipcp_propagate_const): Changed formal parameters.
10248 (build_const_val): Changed formal parameters.
10249 (ipcp_insert_stage): Removed useless variable cvalue
10250 (build_const_val): Changed formal parameters.
10251 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
10252 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
10253 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
10254 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
10255 (ipcp_print_func_profile_counts): Changed string from "method" to
10257 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
10258 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
10259 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
10260 (ipcp_structures_print): Renamed to ipcp_print_all_structures
10261 (ipcp_profile_print): Renamed to ipcp_print_profile_data
10262 (ipcp_lat_is_const): Changed parameters and made inline.
10263 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
10264 (ipcp_redirect): Renamed to ipcp_need_redirect_p
10265 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
10266 the predicate condition directly
10267 (ipcp_propagate_stage): Added local variable args. Removed local
10268 variable callee. (Both are mere code simplifications.)
10269 (ipcp_method_dont_insert_const): Renamed to
10270 ipcp_node_not_modifiable_p.
10271 (ipcp_node_not_modifiable_p): Made inline.
10272 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
10273 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
10274 (ipcp_print_all_lattices): Removed variable cvalue
10275 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
10278 2008-05-06 Olivier Hainque <hainque@adacore.com>
10280 * tree-sra.c (try_instantiate_multiple_fields): Early return
10281 if field has POINTER_TYPE.
10283 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
10285 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
10286 by using 'q' specifier for instruction.
10287 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
10289 2008-05-06 Anatoly Sokolov <aesok@post.ru>
10291 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
10292 Change mode of zero_extract from QImode to HImode.
10293 (sign bit tests peepholes): (Ditto.).
10295 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
10297 * config/i386/mmx.md: Remove double backslashes from asm templates.
10298 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
10299 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10300 to handle nonimmediate operands.
10301 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
10302 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10303 to handle nonimmediate operands.
10304 (*mmx_<code>v2sf3_finite): New insn pattern.
10305 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
10306 (mmx_<code>v2sf3): New expander. Use
10307 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10308 (mmx_<plusminus_insn><mode>3): New expander. Use
10309 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10310 (*mmx_<plusminus_insn><mode>3): New insn pattern.
10311 (mmx_add<mode>3): Removed.
10312 (mmx_ssadd<mode>3): Ditto.
10313 (mmx_usadd<mode>3): Ditto.
10314 (mmx_sub<mode>3): Ditto.
10315 (mmx_sssub<mode>3): Ditto.
10316 (mmx_ussub<mode>3): Ditto.
10317 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
10318 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
10319 to handle nonimmediate operands.
10320 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
10322 (mmx_smulv4hi3_highpart): New expander. Use
10323 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10324 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
10326 (mmx_umulv4hi3_highpart): New expander. Use
10327 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10328 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
10329 (mmx_<code>v4hi3): New expander. Use
10330 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10331 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
10332 (mmx_<code>v8qi3): New expander. Use
10333 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10334 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
10335 (mmx_<code><mode>3): New expander. Use
10336 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10338 2008-05-05 Jan Hubicka <jh@suse.cz>
10340 PR tree-optimization/36118
10341 * passes.c (pass_init_dump_file): Fix dump header.
10343 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10345 PR middle-end/36141
10346 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
10347 VCE for function decls.
10349 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10351 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
10353 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10355 * config/i386/i386.md (sat_plusminus): New.
10356 (plusminus_insn): Likewise.
10357 (plusminus_mnemonic): Likewise.
10359 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
10360 (*<addsub><mode>3_cc_overflow): Renamed to ...
10361 (*<plusminus_insn><mode>3_cc_overflow): This.
10362 (*<addsub>si3_zext_cc_overflow): Renamed to ...
10363 (*<plusminus_insn>si3_zext_cc_overflow): This.
10365 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
10366 (<plusminus_insn><mode>3): This.
10367 (*<addsub><mode>3): Renamed to ...
10368 (*<plusminus_insn><mode>3): This.
10369 (<sse>_vm<addsub><mode>3): Renamed to ...
10370 (<sse>_vm<plusminus_insn><mode>3): This.
10371 (sse3_h<addsub>v4sf3): Renamed to ...
10372 (sse3_h<plusminus_insn>v4sf3): This.
10373 (sse3_h<addsub>v2df3): Renamed to ...
10374 (sse3_h<plusminus_insn>v2df3): This.
10375 (<plusminus_insn><mode>3): New.
10376 (*<plusminus_insn><mode>3): Likewise.
10377 (sse2_<plusminus_insn><mode>3): Likewise.
10378 (add<mode>): Removed.
10379 (*add<mode>3): Likewise.
10380 (sse2_ssadd<mode>3): Likewise.
10381 (sse2_usadd<mode>3): Likewise.
10382 (sub<mode>3): Likewise.
10383 (*sub<mode>3): Likewise.
10384 (sse2_sssub<mode>3): Likewise.
10385 (sse2_ussub<mode>3): Likewise.
10387 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
10389 * gthr-single.h: Add in required interface elements as per gthr.h.
10390 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
10391 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
10392 Generalize UNUSED macro.
10393 (__gthread_once): Add.
10394 (__gthread_key_create): Add.
10395 (__gthread_key_delete): Add.
10396 (__gthread_getspecific): Add.
10397 (__gthread_setspecific): Add.
10399 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
10401 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
10402 the same size types for the indirect reference on the rhs, then
10405 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
10407 * config/i386/i386.md
10408 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
10409 one insn template instead of template series.
10410 (*xordi_1_rex64): Ditto.
10411 (*xordi_2_rex64): Ditto.
10413 2008-05-05 Ira Rosen <irar@il.ibm.com>
10415 PR tree-optimization/36119
10416 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
10419 2008-06-04 Jan Hubicka <jh@suse.cz>
10421 tree-optimization/36100
10422 * tree-pass.h (pass_O0_always_inline): Declare.
10423 * ipa-inline.c (inline_transform): Remove dead code.
10424 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
10425 pass_O0_always_inline): New.
10426 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
10428 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
10430 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
10431 mnemonic in this_param move for TARGET_64BIT.
10433 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
10435 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
10436 (*strmovsi_rex_1): Ditto.
10437 (*strsetsi_1): Ditto.
10438 (*strsetsi_rex_1): Ditto.
10440 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
10441 adddicc expanders using SWI mode iterator.
10443 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
10446 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
10449 2008-05-04 David S. Miller <davem@davemloft.net>
10451 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
10452 (sparc*-*-linux*): Use linux.h in tm_file.
10453 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
10454 compiler defaulting to 32-bit.
10455 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
10457 * config/sparc/linux.h: Remove definitions now obtained
10458 properly from linux.h
10459 * config/sparc/linux64.h: Likewise.
10460 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
10461 don't want this setting for 32-bit builds in a biarch compiler.
10462 * doc/install.texi: Add sparc-linux to list of targets
10463 supporting --enable-targets=all.
10465 2008-05-03 Andrew Pinski <pinskia@gmail.com>
10467 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
10469 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
10471 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
10472 after V4SI_FTYPE_V8HI.
10473 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
10474 case V4SI_FTYPE_V2DF.
10476 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
10478 * doc/invoke.texi (max-flow-memory-locations): Removed.
10479 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
10481 2008-05-03 Richard Guenther <rguenther@suse.de>
10483 PR middle-end/34973
10484 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
10486 2008-05-02 David S. Miller <davem@davemloft.net>
10488 * config.gcc (need_64bit_hwint): Document libcpp dependency.
10490 2008-05-02 Simon Baldwin <simonb@google.com>
10493 * c-common.h (warn_array_subscript_range): Removed.
10494 * c-common.c (warn_array_subscript_range): Ditto.
10495 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
10496 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
10498 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10500 * config/i386/i386.c (ix86_special_builtin_type): New.
10501 (bdesc_special_args): Likewise.
10502 (ix86_expand_special_args_builtin): Likewise.
10503 (ix86_init_mmx_sse_builtins): Updated.
10504 (ix86_expand_builtin): Updated.
10505 (ix86_expand_store_builtin): Removed.
10506 (ix86_expand_unop_builtin): Likewise.
10508 * config/i386/mm3dnow.h (__v2sf): Moved to ...
10509 * config/i386/mmintrin.h (__v2sf): Here.
10511 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
10513 (_mm_loadl_pi): Likewise.
10514 (_mm_storeh_pi): Replace __v2si with __v2sf.
10515 (_mm_storel_pi): Likewise.
10517 * doc/extend.texi: Correct __builtin_ia32_loadhps,
10518 __builtin_ia32_loadlps, __builtin_ia32_storehps,
10519 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
10520 __builtin_ia32_loadlpd.
10522 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10524 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
10525 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
10526 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
10527 (ix86_init_mmx_sse_builtins): Updated.
10528 (ix86_expand_args_builtin): Likewise.
10529 (ix86_expand_builtin): Likewise.
10530 (ix86_expand_unop1_builtin): Renamed to ...
10531 (ix86_expand_unop_vec_merge_builtin): This.
10533 2008-05-01 Jan Hubicka <jh@suse.cz>
10536 * ipa-inline.c (inline_generate_summary): Make static.
10537 (inline_transform): Do not call inlining at -O0; make static.
10538 * passes.c (execute_todo): Add sanity check.
10539 (execute_one_ipa_transform_pass): Execute proper flags.
10541 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
10543 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
10544 (DECL_NONADDRESSABLE_P): Likewise.
10545 * alias.c (record_component_aliases): Fix comment.
10547 2008-05-01 Simon Baldwin <simonb@google.com>
10549 * c-common.h (warn_array_subscript_range): New function.
10550 * c-common.c (warn_array_subscript_range): Ditto.
10551 * tree-vrp.c (check_array_ref): Corrected code to agree with
10552 comment, ignoring only arrays of size 0 or size 1.
10553 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
10555 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10557 * config/i386/i386.c (ix86_builtin_type): Replace
10558 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
10559 (bdesc_args): Updated.
10560 (ix86_init_mmx_sse_builtins): Likewise.
10561 (ix86_expand_args_builtin): Likewise.
10563 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
10566 * doc/extend.texi: Correct __builtin_ia32_palignr.
10568 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10571 * config/i386/i386.c (bdesc_crc32): Removed.
10572 (ix86_expand_crc32): Likewise.
10573 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
10574 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
10575 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
10576 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
10577 UINT_FTYPE_UINT_UCHAR.
10578 (bdesc_args): Updated. Add crc32 builtins.
10579 (ix86_init_mmx_sse_builtins): Updated.
10580 (ix86_expand_args_builtin): Updated to support subreg.
10582 * doc/extend.texi: Correct __builtin_ia32_crc32di.
10584 2008-05-01 Jan Hubicka <jh@suse.cz>
10586 * tree-pass.h (opt_pass): Add IPA_PASS.
10587 (varpool_node, cgraph_node): Forward declare.
10588 (ipa_opt_pass): Define.
10589 (pass_ipa_inline): Turn into ipa_opt_pass.
10590 (pass_apply_inline): Remove.
10591 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
10592 (apply_inline): Turn into ....
10593 (inline_transform): ... this one.
10594 (inline_generate_summary): New function.
10595 (pass_apply_inline): Remove.
10596 * function.h (ipa_opt_pass): Forward declare structure; typedef;
10598 (struct function): Add ipa_transforms_to_apply.
10599 * passes.c (register_one_dump_file): Work on IPA_PASS.
10600 (init_optimization_passes): Remove pass_inline_parameters and
10602 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
10603 (execute_one_pass) ... here; apply transforms when possible.
10604 (add_ipa_transform_pass, execute_ipa_summary_asses,
10605 execute_one_ipa_transform_pass): New.
10606 (execute_ipa_pass_list): Update for IPA_PASS type.
10608 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10610 * config/i386/i386.c (ix86_builtin_type): Add
10611 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
10612 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
10613 (bdesc_args): Add SSE4a builtins.
10614 (ix86_init_mmx_sse_builtins): Updated.
10615 (ix86_expand_args_builtin): Likewise.
10616 (ix86_expand_builtin): Likewise.
10618 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10620 * config/i386/i386.c (ix86_builtin_type): Add
10621 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
10622 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
10623 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
10624 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
10625 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
10626 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
10627 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
10628 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
10629 and DI_FTYPE_DI_DI_INT.
10630 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
10631 (ix86_init_mmx_sse_builtins): Updated.
10632 (ix86_expand_args_builtin): Likewise.
10633 (ix86_expand_builtin): Likewise.
10634 (ix86_expand_binop_imm_builtin): Removed.
10636 * doc/extend.texi: Correct __builtin_ia32_palignr128.
10638 2008-04-30 Richard Guenther <rguenther@suse.de>
10640 PR tree-optimization/32921
10641 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
10643 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
10645 * config/arm/arm.c (arm_unwind_emit): Use
10646 crtl->all_throwers_are_sibcalls instead of
10647 cfun->all_throwers_are_sibcalls.
10648 (arm_output_fn_unwind): Likewise.
10649 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
10650 instead of cfun->uses_pic_offset_table.
10651 (frv_expand_prologue): Likewise.
10652 (frv_frame_pointer_required): Likewise.
10653 (frv_expand_fdpic_call): Likewise.
10654 (frv_emit_movsi): Likewise.
10655 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
10656 cfun->returns_pcc_struct instead of
10657 current_function_returns_pcc_struct.
10658 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
10659 instead of cfun->calls_eh_return.
10660 (m32c_pushm_popm): Likewise.
10661 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
10662 "extern" declaration.
10664 2008-04-30 Richard Guenther <rguenther@suse.de>
10666 PR tree-optimization/21636
10667 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
10669 (evaluate_stmt): Print the likely value.
10670 (ccp_visit_stmt): Avoid excessive vertical spacing.
10672 2008-04-30 Rafael Espindola <espindola@google.com>
10674 * builtins.c (fold_call_expr): Return realret.
10675 * tree-ssa-threadedge.c
10676 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
10677 __builtin_object_size.
10679 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
10681 * gcc.c (wrapper_string): New variable.
10682 (insert_wrapper): New function.
10683 (execute): New option -wrapper.
10684 * doc/invoke.texi (Overall Options): New driver option -wrapper.
10686 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
10688 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
10689 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
10690 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
10692 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
10693 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
10694 config/rs6000/e500crtres64gprctr.asm,
10695 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
10696 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
10697 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
10698 config/rs6000/e500crtsav64gprctr.asm,
10699 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
10700 config/rs6000/e500crtsavg64gprctr.asm: New files.
10701 * config/rs6000/t-ppccomm: Add build rules for new files.
10702 (LIB2FUNCS_STATIC_EXTRA): Add new files.
10703 * config/rs6000/t-netbsd: Add build rules for new files.
10704 (LIB2FUNCS_STATIC_EXTRA): New variable.
10705 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
10706 (CRTSAVRES_DEFAULT_SPEC): Likewise.
10707 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
10709 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
10711 * config/i386/i386.c (ix86_builtin_type): Add
10712 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
10713 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
10714 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
10715 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
10716 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
10717 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
10718 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
10719 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
10720 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
10721 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
10722 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
10723 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
10724 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
10725 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
10726 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
10727 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
10728 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
10729 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
10730 V1DI_FTYPE_V2SI_V2SI.
10731 (bdesc_2arg): Moved to ...
10732 (bdesc_args): Here.
10733 (ix86_init_mmx_sse_builtins): Updated.
10734 (ix86_expand_args_builtin): Updated. Take a pointer
10735 to const struct builtin_description. Handle comparison
10737 (ix86_expand_sse_compare): Take a new argument for swapping operands.
10738 (ix86_expand_builtin): Updated.
10740 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
10741 (ssse3_pmaddubsw128): This.
10742 (ssse3_pmaddubswv4hi3): Renamed to ...
10743 (ssse3_pmaddubsw): This.
10745 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
10746 (__builtin_ia32_packssdw128): Likewise.
10747 (__builtin_ia32_packuswb128): Likewise.
10748 (__builtin_ia32_pmaddubsw): Likewise.
10749 (__builtin_ia32_pmaddubsw128): Likewise.
10751 2008-04-30 Richard Guenther <rguenther@suse.de>
10753 PR tree-optimization/14847
10754 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
10755 (recognize_bits_test): Use it.
10756 (recognize_single_bit_test): Likewise.
10758 2008-04-30 Martin Jambor <mjambor@suse.cz>
10760 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
10761 instead of setting number of formal parameters to zero.
10762 (ipcp_init_stage): Do not set the number of actual parameters to zero
10764 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
10765 which are called with variable number of arguments.
10766 (ipcp_insert_stage): Explicitely skipping all nodes which are
10767 called with variable number of arguments.
10768 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
10769 number of parameters.
10771 * ipa-prop.h (struct ipa_node_params): Added flag
10772 called_with_var_arguments
10773 (ipa_set_param_count): Added. Changed sole setter to use it.
10774 (ipa_get_param_count): Added. All readers of param_count
10775 converted to use it instead.
10776 (ipa_set_called_with_variable_arg): Added.
10777 (ipa_is_called_with_var_arguments): Added.
10778 (ipa_get_ith_param): Added. All readers of param_decls converted
10780 (ipa_set_cs_argument_count): Added, sole writer to argument_count
10782 (ipa_get_cs_argument_count): Added, all readers of argument_count
10784 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
10787 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
10788 (struct ipcp_lattice): Renamed cval_type to type
10789 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
10791 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
10792 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
10793 (ipcp_insert_stage): Changed the type of variable cvalue to tree
10794 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
10795 (build_const_val): Changed the type of parameter cvalue to tree
10796 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
10797 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
10799 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
10802 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
10803 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
10804 (ipa_add_method): Renamed to ipa_push_func_to_list
10805 (ipa_remove_method): Renamed to ipa_pop_func_from_list
10806 (ipa_callsite_param_count): Removed.
10807 (ipa_callsite_param_count_set): Removed.
10808 (ipa_callsite_param): Removed.
10809 (ipa_callsite_callee): Removed.
10810 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
10811 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
10812 (ipa_method_formal_count): Removed.
10813 (ipa_method_formal_count_set): Removed.
10814 (ipa_method_get_tree): Removed.
10815 (ipa_method_tree_map_create): Removed.
10816 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
10817 (ipa_create_param_decls_array): Creates the array itself
10818 (ipa_create_param_decls_array): Temporary variable info instead of
10819 a few dereferences.
10820 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
10821 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
10822 (get_type): Removed.
10823 (ipa_jf_get_info_type): Removed.
10824 (ipa_node_create): Renamed to ipa_create_node_params
10825 (ipa_free): Renamed to ipa_free_all_node_params
10826 (ipa_nodes_create): Renamed to ipa_create_all_node_params
10827 (ipa_edges_create): Renamed to ipa_create_all_edge_args
10828 (ipa_edges_free): Renamed to ipa_free_all_edge_args
10829 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
10830 (ipa_free_all_node_params): Deallocation to jump_functions moved to
10831 ipa_free_all_edge_args
10832 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
10833 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
10834 (ipa_create_methodlist_node): Removed.
10835 (ipa_methodlist_method): Removed.
10836 (ipa_methodlist_method_set): Removed.
10837 (ipa_methodlist_next_method): Removed.
10838 (ipa_methodlist_next_method_set): Removed.
10839 (ipa_method_is_modified): Removed.
10840 (ipa_method_modify_create): Removed.
10841 (ipa_method_modify_init): Temporary variable info instead of a few
10843 (ipa_detect_param_modifications): Temporary variable info instead of
10844 a few dereferences.
10845 (ipa_compute_jump_functions): Temporary variable info instead of
10846 a few dereferences.
10847 (ipa_method_modify_set): Removed.
10848 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
10849 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
10850 than craph_node as the first parameter.
10851 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
10852 (ipa_method_modify_init): Removed.
10853 (ipa_compute_jump_functions): Added a temp variable instead of
10854 repeatadly dereferencing the cgraph_edge.aux pointer
10855 (ipa_callsite_param_set_type): Removed.
10856 (ipa_compute_jump_functions): i renamed to index and moved to
10858 (ipa_callsite_param_set_info_type_formal): Removed.
10859 (ipa_callsite_param_set_info_type): Removed.
10860 (ipa_callsite_param_map_create): Removed.
10861 (ipa_callsite_tree): Removed.
10862 (ipa_callsite_caller): Removed.
10863 (ipa_pop_func_from_list): return_method removed to return_func
10865 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
10866 prefixed all values with IPA_. Changed all users.
10867 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
10868 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
10869 and FORMAL_IPATYPE IPA_PASS_THROUGH.
10870 (union parameter_info): Renamed to jump_func_value.
10871 (union jump_func_value): Renamed value to constant
10872 (struct ipa_jump_func): Renamed info_type to value
10873 (struct ipa_node): Renamed to ipa_node_params
10874 (struct ipa_node_params): Renamed ipa_arg_num to param_count
10875 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
10876 (struct ipa_node_params): Renamed ipa_mod to modified_flags
10877 (struct ipa_edge): Renamed to ipa_edge_args
10878 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
10879 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
10880 (struct ipa_methodlist): Renamed to ipa_func_list
10881 (struct ipa_func_list): method_p renamed to node, next_method
10883 (ipa_methodlist_p): Removed, switched all users to struct pointer
10884 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
10886 2008-04-30 Alan Modra <amodra@bigpond.net.au>
10888 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
10889 (rs6000_emit_epilogue): Use backchain to restore only when we
10890 have a large frame. Make use of frame pointer to restore if we
10891 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
10893 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
10895 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
10896 Add mode to zero_extract.
10897 (sign bit tests peepholes): (Ditto.).
10899 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
10901 * config/i386/i386.c (ix86_builtins): Replace Prescott New
10902 Instructions in comments with SSE3.
10903 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
10904 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
10905 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
10906 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
10907 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
10908 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
10909 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
10910 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
10911 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
10912 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
10913 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
10914 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
10915 (bdesc_sse_args): Renamed to ...
10916 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
10917 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
10918 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
10919 IX86_BUILTIN_FABSQ.
10920 (bdesc_1arg): Moved to ...
10921 (bdesc_args): Here.
10922 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
10923 Instructions in comments with SSE3.
10924 (ix86_expand_sse_operands_builtin): Renamed to ...
10925 (ix86_expand_args_builtin): This. Updated.
10926 (ix86_expand_unop1_builtin): Update comments.
10927 (ix86_expand_builtin): Updated.
10929 2008-04-29 Richard Guenther <rguenther@suse.de>
10931 PR tree-optimization/36078
10932 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
10933 Update virtual SSA form after cleaning up the CFG.
10935 2008-04-29 Richard Guenther <rguenther@suse.de>
10937 PR middle-end/15255
10938 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
10940 2008-04-29 Richard Guenther <rguenther@suse.de>
10942 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
10943 (compute_may_aliases): Do not call finalize_ref_all_pointers.
10944 (compute_flow_insensitive_aliasing): Do not treat
10945 PTR_IS_REF_ALL pointers special.
10946 (get_smt_for): Likewise.
10947 (may_alias_p): Re-structure.
10948 (is_escape_site): A ref-all pointer conversion is not an escape site.
10949 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
10950 PTR_IS_REF_ALL pointers special.
10951 * tree-ssa-structalias.h (struct alias_info): Remove
10952 ref_all_symbol_mem_tag field.
10953 (PTR_IS_REF_ALL): Remove.
10955 2008-04-29 Richard Guenther <rguenther@suse.de>
10957 PR middle-end/36077
10958 * fold-const.c (extract_muldiv_1): In combining division constants
10959 make sure to never overflow.
10961 2008-04-29 Nick Clifton <nickc@redhat.com>
10963 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
10965 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10968 * optc-gen.awk: Work around HP-UX/IA awk bug.
10970 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
10972 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
10975 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
10978 * config/i386/i386.md
10979 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
10980 Change operand 1 predicate to nonimmediate_operand.
10982 2008-04-28 Jakub Jelinek <jakub@redhat.com>
10985 * dwarf2out.c (struct die_struct): Mark as chain_circular through
10987 * gengtype.c (walk_type, write_func_for_structure): Handle
10989 * doc/gty.texi: Document chain_circular.
10991 2008-04-28 Richard Guenther <rguenther@suse.de>
10993 PR tree-optimization/36066
10994 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
10997 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
11000 * config/i386/i386.md
11001 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
11002 Use match_scratch instead of match_operand for operands 3 and 4.
11004 2008-04-27 Richard Guenther <rguenther@suse.de>
11006 PR tree-optimization/18754
11007 PR tree-optimization/34223
11008 * tree-pass.h (pass_complete_unrolli): Declare.
11009 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
11010 loop size before and after unconditionally of UL_NO_GROWTH in effect.
11011 Rewrite loop into loop closed SSA form if it is not already.
11012 (tree_unroll_loops_completely): Re-structure to iterate over
11013 innermost loops with intermediate CFG cleanups.
11014 Unroll outermost loops only if requested or the code does not grow
11016 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
11017 loops are available.
11018 (tree_vectorize): Instead do so here.
11019 (tree_complete_unroll): Also unroll outermost loops.
11020 (tree_complete_unroll_inner): New function.
11021 (gate_tree_complete_unroll_inner): Likewise.
11022 (pass_complete_unrolli): New pass.
11023 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
11024 uses outside of the loop.
11025 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
11026 form if it is available.
11027 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
11028 * passes.c (init_optimization_passes): Schedule complete inner
11029 loop unrolling pass before the first CCP pass after final inlining.
11031 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
11033 * targhooks.h (default_emutls_var_fields,
11034 default_emutls_var_init): Declare.
11035 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
11036 * target.h (struct gcc_target): Add struct emutls member.
11037 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
11038 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
11039 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
11040 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
11041 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
11042 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
11043 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
11044 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
11045 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
11046 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
11047 emit debug information.
11048 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
11049 * varasm.c: Include targhooks.h.
11050 (emutls_object_section, emutls_tmpl_section): New.
11051 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
11052 (EMUTLS_SEPARATOR): New.
11053 (prefix_name): New.
11054 (get_emutls_object_name): New.
11055 (default_emutls_var_fields): New, broken out of ...
11056 (get_emutls_object_type): ... here. Adjust to use target hooks.
11057 (get_emutls_init_templ_addr): Adjust to use target hooks.
11058 (emutls_decl): Adjust to use target hooks.
11059 (emutls_finish): Likewise.
11060 (default_emutls_var_init): New, broken out of ...
11061 (assemble_variable): ... here. Adjust to use target hooks.
11062 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
11063 SECCAT_EMUTLS_TMPL.
11064 * c-common.c (handle_section_attribute): Prevent overriding
11065 sections for emulated tls with special sections.
11066 * config/i386/i386.c (x86_64_elf_select_section): Add
11067 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
11068 (x86_64_elf_unique_section): Likewise.
11069 * config/vxworks.c: Include tree.h.
11070 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
11071 (vxworks_override_options): Set TLS scheme.
11072 * doc/tm.texi (Emulated TLS): New node.
11074 2008-04-26 Simon Baldwin <simonb@google.com>
11077 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
11078 with propagated string constants.
11080 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
11082 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
11083 constraint for operand 2 when operand 0 is memory operand.
11084 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
11085 operand 0 is memory operand.
11086 (fix_trunc<mode>_i387_with_temp): Ditto.
11087 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
11088 operand 2 when operand 1 is memory operand.
11089 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
11090 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
11091 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
11092 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
11093 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
11094 operands 2,3 and 4 when operand 1 is memory operand.
11095 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
11097 (fistdi2_floor_with_temp): Ditto.
11098 (fist<mode>2_floor_with_temp): Ditto.
11099 (fistdi2_ceil_with_temp): Ditto.
11100 (fist<mode>2_ceil_with_temp): Ditto.
11101 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
11103 2008-04-26 David Daney <ddaney@avtrex.com>
11105 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
11107 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
11108 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11109 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11110 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
11111 (compare_and_swap_12): New insn.
11112 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
11113 * config/mips/mips.c (mips_force_binary): New function.
11114 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
11115 (mips_expand_compare_and_swap_12): New function.
11116 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
11118 2008-04-25 Jan Hubicka <jh@suse.cz>
11121 * cfgexpand.c (pass_expand): Turn into RTL pass.
11122 * passes.c (execute_one_pass): Do pass typechecking after execution.
11123 * tree-pass.h (pass_expand): Turn into RTL pass.
11125 * function.h (struct rtl_data): Move here fields
11126 accesses_prior_frames, calls_eh_return, saves_all_registers,
11127 has_nonlocal_goto, has_asm_statement, is_thunk,
11128 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
11129 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
11130 arg_pointer_save_area_init from struct function; turn into bool.
11131 (struct function): Move
11132 calls_eh_return, saves_all_registers, has_nonlocal_goto,
11133 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
11134 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
11135 tail_call_emit, arg_pointer_save_area_init
11136 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
11137 (current_function_returns_struct, current_function_returns_pcc_struct,
11138 current_function_calls_setjmp, current_function_calls_alloca,
11139 current_function_accesses_prior_frames,
11140 current_function_calls_eh_return, current_function_is_thunk,
11141 current_function_stdarg, current_function_profile,
11142 current_function_limit_stack, current_function_uses_pic_offset_table,
11143 current_function_uses_const_pool, current_function_has_nonlocal_label,
11144 current_function_saves_all_registers,
11145 current_function_has_nonlocal_goto,
11146 current_function_has_asm_statement): Remove accesor macros.
11147 * ra-conflict.c (global_conflicts): Update.
11148 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
11149 (suitable_for_tail_call_opt_p): Update.
11150 * builtins.c (expand_builtin_return_addr): Update.
11151 (expand_builtin_setjmp_setup): Update.
11152 (expand_builtin_nonlocal_goto): Update.
11153 * final.c (final_start_function): Update.
11154 (profile_function): Update.
11155 (leaf_function_p): Update.
11156 (only_leaf_regs_used): Update.
11157 * df-scan.c (df_get_exit_block_use_set): Update.
11158 * dojump.c (clear_pending_stack_adjust): Update.
11159 * tree-stdarg.c (gate_optimize_stdarg): Update.
11160 * gimple-low.c (lower_function_body): Update.
11161 * global.c (compute_regsets): Update.
11162 (global_alloc): Update.
11163 * dwarf2out.c (dwarf2out_begin_prologue): Update.
11164 * expr.c (expand_assignment): Update.
11165 * dse.c (dse_step0): Update.
11166 (dse_step1): Update.
11167 * c-decl.c (store_parm_decls): Update.
11168 * local-alloc.c (combine_regs): Update.
11169 (find_free_reg): Update.
11170 * function.c (assign_parms_augmented_arg_list): Update.
11171 (assign_parm_find_data_types): Update.
11172 (assign_parms): Update.
11173 (allocate_struct_function): Update.
11174 (expand_function_start): Update.
11175 (expand_function_end): Update.
11176 (get_arg_pointer_save_area): Update.
11177 (thread_prologue_and_epilogue_insns): Update.
11178 (rest_of_match_asm_constraints): Update.
11179 * stor-layout.c (variable_size): Update.
11180 * gcse.c (gcse_main): Update.
11181 (bypass_jumps): Update.
11182 * gimplify.c (gimplify_function_tree): Update.
11183 * calls.c (emit_call_1): Update.
11184 (expand_call): Update.
11185 * bt-load.c (compute_defs_uses_and_gen): Update.
11186 * except.c (sjlj_assign_call_site_values): Update.
11187 (sjlj_emit_function_enter): Update.
11188 (can_throw_external): Update.
11189 (set_nothrow_function_flags): Update.
11190 (expand_builtin_unwind_init): Update.
11191 (expand_eh_return): Update.
11192 (convert_to_eh_region_ranges): Update.
11193 (output_function_exception_table): Update.
11194 * emit-rtl.c (gen_tmp_stack_mem): Update.
11195 * cfgexpand.c (expand_used_vars): Update.
11196 (tree_expand_cfg): Update.
11197 * cfgcleanup.c (rest_of_handle_jump): Update.
11198 * explow.c (allocate_dynamic_stack_space): Update.
11199 * varasm.c (assemble_start_function): Update.
11200 (force_const_mem): Update.
11201 (mark_constant_pool): Update.
11202 * tree-optimize.c (tree_rest_of_compilation): Update.
11203 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
11204 * tree-cfg.c (notice_special_calls): Update.
11205 (is_ctrl_altering_stmt): Update.
11206 (tree_can_make_abnormal_goto): Update.
11207 (tree_purge_dead_abnormal_call_edges): Update.
11208 * config/alpha/predicates.md: Update.
11209 * config/alpha/alpha.c (alpha_sa_mask): Update.
11210 (alpha_sa_size): Update.
11211 (alpha_does_function_need_gp): Update.
11212 (alpha_expand_prologue): Update.
11213 (alpha_start_function): Update.
11214 (alpha_output_function_end_prologue): Update.
11215 (alpha_expand_epilogue): Update.
11216 * config/frv/frv.c (frv_stack_info): Update.
11217 (frv_expand_epilogue): Update.
11218 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
11219 (s390_register_info): Update.
11220 (s390_frame_info): Update.
11221 (s390_init_frame_layout): Update.
11222 (s390_can_eliminate): Update.
11223 (save_gprs): Update.
11224 * config/spu/spu.c (spu_split_immediate): Update.
11225 (need_to_save_reg): Update.
11226 (spu_expand_prologue): Update.
11227 (spu_expand_epilogue): Update.
11228 * config/sparc/sparc.md: Update.
11229 * config/sparc/sparc.c (eligible_for_return_delay): Update.
11230 (sparc_tls_got): Update.
11231 (legitimize_pic_address): Update.
11232 (sparc_emit_call_insn): Update.
11233 (sparc_expand_prologue): Update.
11234 (output_return): Update.
11235 (print_operand): Update.
11236 (sparc_function_ok_for_sibcall): Update.
11237 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
11238 * config/m32r/m32r.md: Update.
11239 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
11240 (m32r_compute_frame_size): Update.
11241 (m32r_expand_prologue): Update.
11242 (m32r_expand_epilogue): Update.
11243 (m32r_legitimize_pic_address): Update.
11244 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
11245 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
11246 * config/i386/i386.c (ix86_frame_pointer_required): Update.
11247 (gen_push): Update.
11248 (ix86_save_reg): Update.
11249 (ix86_compute_frame_layout): Update.
11250 (ix86_expand_prologue): Update.
11251 (ix86_expand_epilogue): Update.
11252 * config/sh/sh.c (output_stack_adjust): Update.
11253 (calc_live_regs): Update.
11254 (sh5_schedule_saves): Update.
11255 (sh_expand_prologue): Update.
11256 (sh_expand_epilogue): Update.
11257 (sh_setup_incoming_varargs): Update.
11258 (sh_allocate_initial_value): Update.
11259 (sh_get_pr_initial_val): Update.
11260 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
11261 * config/sh/sh.md (label:): Update.
11262 * config/avr/avr.c (out_movhi_mr_r): Update.
11263 * config/crx/crx.h (enum): Update.
11264 * config/xtensa/xtensa.h (along): Update.
11265 * config/stormy16/stormy16.c Update.
11266 (xstormy16_compute_stack_layout): Update.
11267 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
11268 (fr30_expand_prologue): Update.
11269 * config/cris/cris.c (cris_conditional_register_usage): Update.
11270 (cris_reg_saved_in_regsave_area): Update.
11271 (cris_initial_frame_pointer_offset): Update.
11272 (cris_simple_epilogue): Update.
11273 (cris_expand_prologue): Update.
11274 (cris_expand_epilogue): Update.
11275 (cris_expand_pic_call_address): Update.
11276 (cris_asm_output_symbol_ref): Update.
11277 (cris_asm_output_label_ref): Update.
11278 * config/cris/cris.md Update.
11279 * config/iq2000/iq2000.c (compute_frame_size): Update.
11280 (iq2000_expand_epilogue): Update.
11281 * config/mt/mt.h (save_direction): Update.
11282 * config/mn10300/mn10300.c (mn10300_function_value): Update.
11283 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
11284 (ia64_secondary_reload_class): Update.
11285 * config/m68k/m68k.c (m68k_save_reg): Update.
11286 (m68k_expand_prologue): Update.
11287 (m68k_expand_epilogue): Update.
11288 (legitimize_pic_address): Update.
11289 * config/rs6000/rs6000.c (rs6000_got_register): Update.
11290 (first_reg_to_save): Update.
11291 (first_altivec_reg_to_save): Update.
11292 (compute_vrsave_mask): Update.
11293 (compute_save_world_info): Update.
11294 (rs6000_stack_info): Update.
11295 (spe_func_has_64bit_regs_p): Update.
11296 (rs6000_ra_ever_killed): Update.
11297 (rs6000_emit_eh_reg_restore): Update.
11298 (rs6000_emit_allocate_stack): Update.
11299 (rs6000_emit_prologue): Update.
11300 (rs6000_emit_epilogue): Update.
11301 (rs6000_output_function_epilogue): Update.
11302 (output_profile_hook): Update.
11303 (rs6000_elf_declare_function_name): Update.
11304 * config/rs6000/rs6000.h (rs6000_args): Update.
11305 * config/rs6000/rs6000.md: Update.
11306 * config/mcore/mcore.c (mcore_expand_prolog): Update.
11307 * config/arc/arc.c (arc_output_function_epilogue): Update.
11308 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
11309 * config/darwin.c (machopic_function_base_name): Update.
11310 * config/score/score3.c (score3_compute_frame_size): Update.
11313 (score3_epilogue): Update.
11314 * config/score/score7.c (score7_compute_frame_size): Update.
11315 (score7_prologue): Update.
11316 (score7_epilogue): Update.
11317 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
11318 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
11319 * config/arm/arm.c (use_return_insn): Update.
11320 (require_pic_register): Update.
11321 (arm_load_pic_register): Update.
11322 (arm_compute_save_reg0_reg12_mask): Update.
11323 (arm_compute_save_reg_mask): Update.
11324 (thumb1_compute_save_reg_mask): Update.
11325 (output_return_instruction): Update.
11326 (arm_output_function_prologue): Update.
11327 (arm_output_epilogue): Update.
11328 (arm_get_frame_offsets): Update.
11329 (arm_expand_prologue): Update.
11330 (thumb_pushpop): Update.
11331 (thumb_exit): Update.
11332 (thumb1_expand_prologue): Update.
11333 (thumb1_expand_epilogue): Update.
11334 (arm_unwind_emit): Update.
11335 (arm_output_fn_unwind): Update.
11336 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
11337 * config/arm/arm.md: Update.
11338 * config/pa/pa.md: Update.
11339 * config/pa/pa.c (legitimize_pic_address): Update.
11340 (compute_frame_size): Update.
11341 (hppa_expand_prologue): Update.
11342 (hppa_expand_epilogue): Update.
11343 (borx_reg_operand): Update.
11344 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
11345 (HARD_REGNO_RENAME_OK): Update.
11346 * config/mips/mips.c (mips_global_pointer): Update.
11347 (mips_save_reg_p): Update.
11348 (mips_compute_frame_info): Update.
11349 (mips_frame_pointer_required): Update.
11350 (mips_expand_prologue): Update.
11351 (mips_expand_epilogue): Update.
11352 (mips_can_use_return_insn): Update.
11353 (mips_reorg_process_insns): Update.
11354 * config/v850/v850.c (compute_register_save_size): Update.
11355 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
11356 * config/mmix/mmix.c (along): Update.
11357 (mmix_expand_epilogue): Update.
11358 * config/bfin/bfin.c (legitimize_pic_address): Update.
11359 (must_save_p): Update.
11360 (stack_frame_needed_p): Update.
11361 (add_to_reg): Update.
11362 (bfin_expand_prologue): Update.
11363 * stmt.c (expand_asm_operands): Update.
11364 * reload1.c (reload): Update.
11365 (init_elim_table): Update.
11367 2008-04-25 Bob Wilson <bob.wilson@acm.org>
11369 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
11371 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
11373 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
11374 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
11375 (mov<mode>): Removed.
11376 (*movv4sf_internal): Likewise.
11377 (*movv2df_internal): Likewise.
11379 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
11381 * config.gcc (crx-*-elf): Remove deprecation.
11383 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
11385 * config/i386/cygming-crtend.c (register_frame_ctor): Register
11386 __gcc_deregister_frame with atexit.
11387 (deregister_frame_dtor): Remove.
11389 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
11390 Nathan Sidwell <nathan@codesourcery.com>
11392 * config/rs6000/rs6000.opt (mspe): Remove Var property.
11394 * config/rs6000/rs6000.h (rs6000_spe): Declare.
11395 (rs6000_isel): Likewise.
11396 * config/rs6000/rs6000.c (rs6000_spe): New variable.
11397 (rs6000_isel): New variable.
11398 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
11400 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11403 * c-common.c (handle_vector_size_attribute): Call
11404 lang_hooks.types.reconstruct_complex_type instead of
11405 reconstruct_complex_type.
11406 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
11407 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
11408 * langhooks.h (struct lang_hooks_for_types): Add
11409 reconstruct_complex_type hook.
11410 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
11411 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
11413 2008-04-24 Richard Guenther <rguenther@suse.de>
11415 * c-common.h (check_builtin_function_arguments): Declare.
11416 * c-common.c (validate_nargs): New function.
11417 (check_builtin_function_arguments): Likewise.
11418 * c-typeck.c (build_function_call): Call
11419 check_builtin_function_arguments.
11420 * builtins.c (fold_builtin_classify): Remove error reporting code.
11421 (fold_builtin_unordered_cmp): Likewise.
11422 (fold_builtin_1): Likewise.
11423 (fold_builtin_n): Likewise.
11425 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11427 PR tree-optimization/36008
11428 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
11429 the original op1, rather than delta by step.
11431 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
11432 Sebastian Pop <sebastian.pop@amd.com>
11434 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
11435 eliminate_local_variables_stmt, eliminate_local_variables,
11436 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
11437 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
11438 of code delimited by two edges in the CFG.
11439 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
11440 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
11441 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
11442 the case of parallelisation of reductions.
11443 (expr_invariant_in_region_p): New.
11445 * tree-flow.h (gather_blocks_in_sese_region): Declared.
11446 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
11448 2008-04-24 Ira Rosen <irar@il.ibm.com>
11449 Richard Guenther <rguenther@suse.de>
11451 PR tree-optimization/36034
11452 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
11453 incapable of dealing with loads with gaps.
11455 2008-04-24 Rafael Espindola <espindola@google.com>
11457 * tree-flow.h (vrp_evaluate_conditional): Change signature.
11458 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11459 vrp_evaluate_conditional.
11460 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
11461 (vrp_evaluate_conditional): Split the cond argument.
11462 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
11463 (simplify_stmt_for_jump_threading): Update call to
11464 vrp_evaluate_conditional.
11466 2008-04-24 Ira Rosen <irar@il.ibm.com>
11468 PR tree-optimization/35982
11469 * tree-vect-analyze.c (vect_check_interleaving): Check that the
11470 interleaved data-refs are of the same type.
11472 2008-04-24 Danny Smith <dannysmith@users.net>
11474 * c-format.c (check_format_info_main): Use strncmp rather than a
11475 magic prefix to handle multichar length specs.
11476 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
11477 Don't prefix "I64" and "I32" with '\0'.
11479 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11482 * config/i386/i386.c (init_cumulative_args): Don't pass anything
11483 in registers for -m32 only if stdarg_p (fntype).
11485 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
11487 PR rtl-optimization/36006
11488 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
11489 temp to op0 in order to avoid invalid rtx sharing.
11491 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11493 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
11494 check TREE_INVARIANT.
11495 * tree-gimple.c (is_gimple_address): New.
11496 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
11497 * tree-gimple.h (is_gimple_address): New.
11498 * tree.h (decl_address_invariant_p): New.
11499 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
11500 (build_string): Likewise.
11501 (decl_address_invariant_p): New, from is_gimple_invariant_address.
11502 (tree_invariant_p_1): Likewise.
11503 (save_expr): Use it.
11504 (tree_invariant_p): New.
11505 (skip_simple_arithmetic): Use it.
11506 (stabilize_reference_1): Use it.
11507 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
11509 (build1_stat): Drop code to compute TREE_INVARIANT.
11510 (build2_stat): Drop code to compute TREE_INVARIANT.
11511 (build3_stat): Drop code to compute TREE_INVARIANT.
11512 (build4_stat): Drop code to compute TREE_INVARIANT.
11513 (build5_stat): Drop code to compute TREE_INVARIANT.
11514 (build7_stat): Drop code to compute TREE_INVARIANT.
11515 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
11516 * tree.h (struct tree_base): Remove invariant_flag.
11517 (TREE_INVARIANT): Remove.
11518 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
11519 (fold_builtin_expect): Check TREE_CONSTANT.
11520 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
11521 * c-tree.h (c_expr_to_decl): Drop third parameter.
11522 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
11523 (build_c_cast): Don't set TREE_INVARIANT.
11524 (pop_init_level): Don't set TREE_INVARIANT.
11525 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
11526 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
11528 (gimplify_init_constructor): Don't set TREE_INVARIANT.
11529 (gimplify_addr_expr): Adjust comment.
11530 * tree-mudflap.c (mf_build_string):
11531 * print-tree.c (print_node): Don't print TREE_INVARIANT.
11532 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
11533 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
11534 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
11535 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
11536 * langhooks.h (struct lang_hooks): Drop third parameter from
11539 2008-04-23 Richard Guenther <rguenther@suse.de>
11541 PR tree-optimization/27799
11542 PR tree-optimization/32921
11543 PR tree-optimization/32624
11544 * tree-ssa-structalias.c (merge_smts_into): Only merge the
11545 SMTs aliases and the tag itself into the solution.
11546 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
11547 merge the points-to solution back into the SMT aliases.
11548 (may_alias_p): Use alias_set_subset_of instead of
11549 aliases_conflict_p. A pointer which points to
11550 memory with alias set zero may access any variable.
11552 2008-04-23 Richard Guenther <rguenther@suse.de>
11554 * alias.c (alias_set_subset_of): Correctly handle asking
11555 if zero is a subset of an alias set with zero child.
11556 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
11557 (compute_flow_insensitive_aliasing): Correctly walk all
11558 pointers. Do not unnecessarily union sets.
11560 2008-04-23 Richard Guenther <rguenther@suse.de>
11562 PR middle-end/36021
11563 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
11565 2008-04-22 Tomas Bily <tbily@suse.cz>
11567 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
11569 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
11571 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
11572 * tree-ssa-structalias.c (get_constraint_for): Likewise.
11573 * tree-inline.c (estimate_num_insns_1): Likewise.
11574 * varasm.c (const_hash_1, compare_constant, copy_constant)
11575 (compute_reloc_for_constant, output_addressed_constants): Likewise.
11576 * emit-rtl.c (component_ref_for_mem_expr)
11577 (set_mem_attributes_minus_bitpos): Likewise.
11578 * expr.c (highest_pow2_factor, expand_expr_real_1, )
11579 (is_aligning_offset): Likewise.
11580 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
11581 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
11582 * dojump.c (do_jump): Likewise.
11583 * builtins.c (get_pointer_alignment, get_memory_rtx)
11584 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
11585 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
11587 2008-04-23 Jakub Jelinek <jakub@redhat.com>
11589 PR rtl-optimization/36017
11590 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
11591 expanding the library call.
11593 2008-04-22 Ian Lance Taylor <iant@google.com>
11595 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
11596 than size_in_bytes.
11598 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
11600 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
11601 of LR/CTR moves for Power6.
11603 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11605 PR middle-end/36003
11606 * passes.c (init_optimization_passes): Remove
11607 pass_fast_rtl_byte_dce.
11609 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
11612 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
11613 builtin functions to generate faster code.
11614 (_mm_cvtpu16_ps): Ditto.
11615 (_mm_cvtpi32x2_ps): Ditto.
11617 2008-04-22 Nick Clifton <nickc@redhat.com>
11619 * common.opt (ftree-loop-distribution): Add Optimization
11622 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
11623 (frv_expand_builtin_va_start): Likewise.
11625 * config/arm/arm.c (thumb_find_work_register): Fix location of
11626 argument register count.
11628 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11630 Support scheduling for ColdFire V1 and V3 microarchitecture.
11631 Improve scheduling of multiplication instructions.
11633 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
11634 (mac): New instruction attribute.
11635 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
11636 (m68k_sched_mac): New variable.
11637 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
11638 Handle cfv1 and cfv3.
11639 (max_insn_size): New static variable.
11640 (struct _sched_ib): New type.
11641 (sched_ib): New static variable.
11642 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
11643 to fields of 'struct _sched_ib sched_ib'. Update all uses.
11644 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
11646 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
11647 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
11648 new variables. Update.
11649 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
11650 Add modeling of cfv3 instruction buffer. Update.
11651 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
11652 * config/m68k/m68k.h (TUNE_CFV3): New macro.
11653 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
11654 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
11655 a particular reservation applies to.
11656 (type2): Reorganize attribute values. Rename alu to alu_reg,
11657 alu_l to alu, move_l to omove. Join move to alu. Split mul
11658 to mul_l and mul_w.
11659 (cf_ib_*): Simplify description of instruction buffer.
11660 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
11661 (cf_mem): Split into cf_mem1 and cf_mem2.
11662 (cf_v2_move_??): Rename to cfv12_alu_??.
11663 (cf_v2_move_l_??): Rename to cfv12_omove_??.
11664 (cf_v2_mul_??): Remove reservations.
11665 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
11666 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
11667 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
11669 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
11670 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
11671 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
11672 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
11673 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
11674 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
11675 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
11676 expansions of the above reservations for instructions of sizes
11679 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11681 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
11683 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
11685 * coverage.c: Include tree-pass.h.
11686 (coverage_counter_alloc): Print da_file_name to the dump file.
11688 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11690 * sbitmap.c (sbitmap_range_empty_p): New function.
11691 * sbitmap.h (sbitmap_range_empty_p): New function.
11692 * bitmap.h: Now includes obstack.h.
11694 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
11695 Kenneth Zadeck <zadeck@naturalbridge.com>
11697 * dbgcnt.def (ra_byte_scan): Added.
11698 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
11699 when the last hit happens for a counter.
11700 * timevar.def (TV_DF_BYTE_LR): New variable.
11701 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
11702 * passes.c (pass_fast_rtl_byte_dce): New pass.
11703 * fwprop.c (update_df): Added mode to call df_ref_create.
11704 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
11705 DF_REF_EXTRACT_OFFSET.
11706 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
11707 DF_BYTE_LR_OUT, df_byte_lr): New macro.
11709 (df_ref_extract): Added mode field.
11710 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
11711 DF_REF_EXTRACT_OFFSET.
11712 (DF_REF_EXTRACT_MODE): New macro.
11713 (df_byte_lr_bb_info): New structure.
11714 (df_print_byte_regset, df_compute_accessed_bytes,
11715 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
11716 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
11717 df_byte_lr_simulate_uses,
11718 df_byte_lr_simulate_artificial_refs_at_top,
11719 df_byte_lr_simulate_artificial_refs_at_end,
11720 df_compute_accessed_bytes): New function.
11721 (df_ref_create): Add parameter.
11722 (df_byte_lr_get_bb_info): New inline function.
11723 * df-scan.c (df_ref_record, df_uses_record,
11724 df_ref_create_structure): Added mode parameter.
11725 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
11726 df_defs_record, df_uses_record, df_get_conditional_uses,
11727 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
11728 df_entry_block_defs_collect, df_exit_block_uses_collect):
11729 Added mode parameter to calls to df_ref_record, df_uses_record,
11730 df_ref_create_structure.
11731 (df_ref_equal_p, df_ref_compare): Added test for modes.
11732 (df_ref_create_structure): Added code to set mode. Renamed
11733 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
11734 DF_REF_EXTRACT_OFFSET.
11735 * df-core.c (df_print_byte_regset): New function.
11736 * df-byte-scan.c: New file.
11737 * df-problems.c (df_rd_transfer_function): Removed unnecessary
11738 calls to BITMAP_FREE.
11739 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
11740 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
11741 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
11742 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
11743 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
11744 df_byte_lr_local_compute, df_byte_lr_init,
11745 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
11746 df_byte_lr_transfer_function, df_byte_lr_free,
11747 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
11748 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
11749 df_byte_lr_simulate_uses,
11750 df_byte_lr_simulate_artificial_refs_at_top,
11751 df_byte_lr_simulate_artificial_refs_at_end): New function.
11752 * dce.c (byte_dce_process_block): New function.
11753 (dce_process_block): au is now passed in rather than computed
11754 locally. Changed loops that look at artificial defs to not look
11755 for conditional or partial ones, because there never are any.
11756 (fast_dce): Now is able to drive byte_dce_process_block or
11757 dce_process_block depending on the kind of dce being done.
11758 (rest_of_handle_fast_dce): Add parameter to fast_dce.
11759 (rest_of_handle_fast_byte_dce): New function.
11760 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
11761 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
11763 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
11766 * gcc.h: Added fortran options that take arguments to
11767 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
11770 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
11772 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
11773 scalarization if on the LHS and not a full access.
11775 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11777 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
11779 2008-04-18 Rafael Espindola <espindola@google.com>
11781 * tree-vrp.c (find_case_label_index): Fix the binary search.
11782 (find_case_label_range): New.
11783 (vrp_visit_switch_stmt): Use find_case_label_range.
11784 (simplify_switch_using_ranges): Use find_case_label_range.
11786 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
11788 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
11789 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
11791 2008-04-18 Tom Tromey <tromey@redhat.com>
11794 * doc/cpp.texi (Implementation-defined behavior): Mention
11797 2008-04-18 Ian Lance Taylor <iant@google.com>
11799 * fold-const.c (pointer_may_wrap_p): New static function.
11800 (fold_comparison): Add another test for pointer overflow. Use
11801 pointer_may_wrap_p to disable some false positives.
11803 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
11805 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
11806 (fname_as_string): Match updated cpp_interpret_string prototype.
11807 (fix_string_type): Support char16_t* and char32_t*.
11808 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
11809 derivative) nodes. Register as builtin if C++0x.
11810 (c_parse_error): Support CPP_CHAR{16,32}.
11811 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
11812 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
11813 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
11814 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
11815 CTI_CHAR32_ARRAY_TYPE>: New elements.
11816 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
11817 char32_type_node, signed_char32_type_node, char16_array_type_node,
11818 char32_array_type_node): New defines.
11819 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
11820 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
11821 (lex_string): Support CPP_STRING{16,32}, match updated
11822 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
11823 (lex_charconst): Support CPP_CHAR{16,32}.
11824 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
11825 and CPP_STRING{16,32}.
11827 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
11830 * aclocal.m4: Regenerate.
11831 * configure: Regenerate.
11833 2008-04-18 Jan Hubicka <jh@suse.cz>
11835 * except.c (dw2_size_of_call_site_table,
11836 sjlj_size_of_call_site_table): Use vector API for call_site_record.
11838 * cgraphbuild.c (build_cgraph_edges): Update.
11839 * tree-pass.h: Update comment.
11840 * final.c (leaf_function_p): Update.
11841 (leaf_renumber_regs): Update.
11842 (rest_of_clean_state): Update.
11843 * omp-low.c (expand_omp_parallel): Update.
11844 * ipa-reference.c (analyze_function): Update.
11845 * reorg.c (find_end_label): Update.
11846 (optimize_skip): Update.
11847 (fill_simple_delay_slots): Update.
11848 (fill_simple_delay_slots): Update.
11849 (make_return_insns): Update.
11850 (dbr_schedule): Update.
11851 * gimple-low.c (record_vars_into): Update.
11852 * cfgbuild.c (make_edges): Update.
11853 * function.c (assign_stack_local): Update.
11854 (assign_parm_adjust_stack_rtl): Update.
11855 (locate_and_pad_parm): Update.
11856 (allocate_struct_function): Do not initialize stack_alignment_needed
11857 and preferred_stack_boundary here.
11858 (stack_protect_prologue): Update.
11859 (stack_protect_epilogue): Update.
11860 (expand_function_start): Initialize stack_alignment_needed,
11861 preferred_stack_boundary and max_jumptable_ents.
11862 (expand_function_end): Update.
11863 (free_after_compilation): Do not NULLify epilogue_delay_list.
11864 * function.h (struct rtl_data): Add stack_protect_guard,
11865 stack_alignment_needed,
11866 preferred_stack_boundary, epilogue_delay_list.
11867 (struct function): Remove value_histograms, stack_alignment_needed,
11868 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
11870 unexpanded_var_list, stack_protect_guard.
11871 (current_function_epilogue_delay_list): Remove.
11872 * ipa-type-escape.c (analyze_function): Update.
11873 * gimplify.c (pop_gimplify_context): Update comment.
11874 * calls.c (expand_call): Update.
11875 (emit_library_call_value_1): Update.
11876 * except.c (set_nothrow_function_flags): Update.
11877 * cfgexpand.c (get_decl_align_unit): Update.
11878 (create_stack_guard): Update.
11879 (estimated_stack_frame_size): Update.
11880 (expand_used_vars): Update.
11881 (tree_expand_cfg): Free histogram earliers, init expansion variables.
11882 * explow.c (allocate_dynamic_stack_space): Update.
11883 * tree-ssa-live.c (remove_unused_locals): Update.
11884 * varasm.c (mark_constant_pool): Update.
11885 * tree-inline.c (remap_decls): Update.
11886 (initialize_cfun): Update.
11887 (declare_return_variable): Update.
11888 (inline_forbidden_p): Update.
11889 (expand_call_inline): Update.
11890 (declare_inline_vars): Update.
11891 (tree_function_versioning): Update.
11892 * tree-flow.h (value_histograms): New.
11893 (VALUE_HISTOGRAMS): New macro.
11894 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
11896 * tree-cfg.c (set_bb_for_stmt): Update.
11897 (replace_by_duplicate_decl): Update.
11898 (move_block_to_fn): Update.
11899 (new_label_mapper): Update.
11900 (dump_function_to_file): Update.
11901 * ipa-struct-reorg.c (build_data_structure): Update.
11902 * cfgrtl.c (print_rtl_with_bb): Update.
11903 * reload1.c (reload): Update.
11905 * config/i386/i386.c (setup_incoming_varargs_64,
11906 ix86_compute_frame_layout): Update.
11907 * config/arc/arc.c (arc_output_function_epilogue): Update.
11909 2008-04-18 Marius Strobl <marius@FreeBSD.org>
11911 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
11912 for FreeBSD as well.
11913 * gthr-posix95.h: Likewise.
11915 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
11917 PR rtl-optimization/35838
11918 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
11919 out the byte offset of the first subreg.
11921 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
11923 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
11924 to split_ti instead of three separate calls with single member arrays.
11925 (subti3 splitter): Ditto.
11926 (adddi3 splitter): Ditto with split_di.
11927 (subdi3 splitter): Ditto.
11928 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
11929 two separate calls with single member arrays. Swap match_dup
11930 operands 1 and 2 to better fit into the array.
11931 (negdi2 splitter): Ditto with split_di.
11932 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
11933 two separate calls with single member arrays. Swap match_dup operands
11934 6 and 7 to better fit into the array.
11936 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
11938 * config/i386/i386.c (sse_builtin_type): New.
11939 (bdesc_sse_args): Likewise.
11940 (bdesc_sse_3arg): Removed.
11941 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
11942 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
11943 IX86_BUILTIN_ROUNDPS.
11944 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
11945 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
11946 IX86_BUILTIN_ROUNDPS.
11947 (ix86_expand_sse_4_operands_builtin): Removed.
11948 (ix86_expand_sse_operands_builtin): New.
11949 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
11950 and CODE_FOR_sse4_1_roundps.
11951 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
11952 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
11954 2008-04-17 Alan Modra <amodra@bigpond.net.au>
11957 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
11958 regs before frame pop when needed. If use_backchain_to_restore_sp
11959 then load backchain into a temp reg to restore vr and vrsave. Add
11960 code to restore vr after frame pop if possible.
11962 2008-04-17 Richard Guenther <rguenther@suse.de>
11964 * tree-vn.c (expressions_equal_p): Do not check type
11965 equality or compatibility before calling operand_equal_p.
11966 * fold-const.c (operand_equal_p): Check equivalence of
11967 integer constants before bailing out due to signedness or
11968 precision differences.
11969 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
11970 spurious differences in type qualification. Ignore types
11971 for COMPONENT_REFs at all.
11973 2008-04-17 Christian Bruel <christian.bruel@st.com>
11975 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
11976 msw_skip comparison.
11978 2008-04-16 Jakub Jelinek <jakub@redhat.com>
11981 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
11984 PR tree-optimization/35899
11985 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
11986 rather than TREE_OPERAND.
11988 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
11991 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
11992 temporary registers. Change operand predicate to general_operand.
11993 (remainderxf3): Ditto.
11995 2008-04-16 Richard Guenther <rguenther@suse.de>
11997 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
11998 * tree-affine.c (aff_combination_expand): Look through some
12001 2008-04-15 Doug Kwan <dougkwan@google.com>
12003 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
12005 * tree-pretty-print.c (dump_generic_node): Ditto.
12006 * final.c (output_addr_const): Ditto.
12007 * dwarf2out.c (output_cfi): Ditto.
12008 * c-pretty-print.c (pp_c_integer_constant): Ditto.
12009 * print-rtl.c (print_rtx): Ditto.
12010 * print-tree.c (print_node_brief, print_node): Ditto.
12011 * c-common.c (match_case_to_enum_1): Ditto.
12012 * sched-vis.c (print_value): Ditto.
12013 * config/i386/i386.c (print_operand): Cast to long unsigned int
12016 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
12017 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
12018 MS Windows VirtualProtect function.
12020 2008-04-15 Jan Hubicka <jh@suse.cz>
12022 * gengtype.c (write_root): Param_is argument is OK.
12023 * expr.c (expand_expr_real_1): Update call of get_exception_*.
12024 * function.h: Include varray.h
12025 (rtl_eh): New stucture based on except.c one.
12026 (call_site_record): New forward declaration and vector type.
12027 * calls.c (emit_call_1): Do not call
12028 note_current_region_may_contain_throw.
12029 * except.c (eh_status): Remove cur_region, try_region since they are
12031 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
12032 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
12033 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
12034 Remove call_site_data_used, call_site_data_size.
12035 Turn call_site_record into vector in function.h.
12036 (note_current_region_may_contain_throw): Remove.
12037 (get_exception_pointer, get_exception_filter): Do not take struct
12038 function argument; update.
12039 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
12040 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
12041 build_post_landing_pads, dw2_build_landing_pads,
12042 sjlj_assign_call_site_values, sjlj_mark_call_sites,
12043 sjlj_emit_function_enter, sjlj_emit_function_enter,
12044 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
12045 sjlj_build_landing_pads, finish_eh_generation,
12046 remove_exception_handler_label, remove_eh_handler,
12047 maybe_remove_eh_handler, add_reachable_handler,
12048 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
12049 add_action_record, collect_one_action_chain, add_call_site,
12050 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
12051 sjlj_output_call_site_table, output_function_exception_table,
12052 * except.h (note_current_region_may_contain_throw): Remove
12053 (get_exception_pointer, get_exception_filter): Do not take struct
12055 * Makefile.in (GTFILES): Put varargs before struct function.
12057 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12059 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
12060 punt for STRING_CST.
12061 (get_constraint_for): Deal with STRING_CST here instead.
12063 2008-04-15 Richard Guenther <rguenther@suse.de>
12065 * tree-ssa-propagate.c (substitute_and_fold): Substitute
12066 statements in a basic-block with a backward walk. Do not
12067 substitute into dead statements but instead remove those.
12069 2008-04-15 Richard Guenther <rguenther@suse.de>
12071 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
12072 to zero, thus disable creation of SFTs.
12074 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12076 * tree-predcom.c (suitable_reference_p): Return false if the
12077 reference can throw.
12079 2008-04-15 Jakub Jelinek <jakub@redhat.com>
12082 * c-decl.c (finish_decl): If extern or static var has variable
12083 size, set TREE_TYPE (decl) to error_mark_node.
12085 2008-04-15 Rafael Espindola <espindola@google.com>
12087 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
12090 2008-04-15 Richard Guenther <rguenther@suse.de>
12092 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
12093 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
12094 (visit_reference_op_load): Do walk vuse-vdef chains on
12095 vn_reference_lookup.
12096 (visit_reference_op_store): But do not here.
12097 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
12098 vn_reference_lookup.
12099 (vn_lookup_with_vuses): But do so here.
12101 2008-04-14 Ian Lance Taylor <iant@google.com>
12103 * fold-const.c (fold_overflow_warning): Remove assertion.
12105 2008-04-15 Ben Elliston <bje@au.ibm.com>
12107 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
12108 temp1 local variables.
12110 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
12113 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
12114 ".text.unlikely" section as executable.
12116 2008-04-14 James E. Wilson <wilson@tuliptree.org>
12118 * config/ia64/ia64.c (rtx_needs_barrier): Handle
12119 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
12120 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
12121 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
12122 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
12123 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
12124 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
12126 2008-04-14 Ian Lance Taylor <iant@google.com>
12128 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
12129 * fold-const.c (fold_comparison): If appropriate, test
12130 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
12131 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
12132 reassociating a pointer type.
12133 * doc/invoke.texi (Optimize Options): Document that
12134 -fstrict-overflow applies to pointer wraparound.
12136 2008-04-13 Jan Hubicka <jh@suse.cz>
12138 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
12140 2008-04-12 Andrew Pinski <pinskia@gmail.com>
12142 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
12143 we are going to "save the world".
12145 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
12147 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
12148 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
12149 operand 0 constraint, not "=".
12151 2008-04-11 James E. Wilson <wilson@tuliptree.org>
12153 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
12155 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12157 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
12158 of size of positions_needed * CHAR_BIT.
12160 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12162 PR middle-end/35897
12163 * dse.c (store_info): Change positions_needed to unsigned
12165 (lowpart_bitmask): New.
12166 (record_store): Cast to unsigned HOST_WIDE_INT for
12167 positions_needed. Assert width <= size of positions_needed *
12168 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
12169 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
12170 lowpart_bitmask to set mask.
12172 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12174 * config/bfin/constraints.md: New file.
12175 * config/bfin/bfin.md: Include it.
12176 (adddi3): Use satisfies_constraint functions instead of the old macros.
12177 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
12178 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
12179 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
12180 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
12181 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
12182 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
12183 EXTRA_CONSTRAINT): Delete.
12184 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
12185 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
12187 * config/bfin/bfin.c: Include "tm-constrs.h".
12188 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
12189 Use satisfies_constraint functions instead of the old macros.
12190 * doc/md.texi (Blackfin Constraints): Update file name reference.
12192 2008-04-11 Richard Guenther <rguenther@suse.de>
12194 PR tree-optimization/35869
12195 * tree-vrp.c (execute_vrp): Move switch statement update after
12196 jump threading. Schedule another cfg cleanup run.
12198 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
12201 * attribs.c (decl_attributes): Return early on errorneous node.
12203 2008-04-10 Oleg Ryjkov <olegr@google.com>
12205 * tree.h (struct tree_base): Added a new flag default_def_flag.
12206 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
12208 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
12210 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
12212 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12215 * pa.md: Define mode iterator P. Define mode attribute dwc.
12216 (dcacheflush): Update pattern to use iterator P and attribute dwc.
12217 (icacheflush): Likewise.
12218 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
12219 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
12221 2008-04-11 Ben Elliston <bje@au.ibm.com>
12223 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
12225 2008-04-10 Rafael Espindola <espindola@google.com>
12227 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
12228 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
12229 (extract_range_from_expr): The same.
12231 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
12233 * config/mips/mips.md (GPR2): New mode iterator.
12234 (seq): Add comment.
12235 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
12236 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
12237 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
12238 Rewrite these to take two modes, the mode of comparison and the
12239 mode of the destination.
12240 * config/mips/mips.c (mips_expand_scc): Instead of having
12241 paradoxical subreg as destination, expand "narrowing" scc if mode
12242 of comparison is SI and target is requested in DI mode.
12243 (mips_emit_int_order_test): Update comment. Make mode of
12244 comparison match CMP0 rather than TARGET. When creating inverse
12245 target use mode of TARGET.
12247 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
12249 * gcov-dump.c (tag_summary): Only print summaries for the first
12250 GCOV_COUNTERS_SUMMABLE counters.
12252 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
12254 * config/i386/i386.md (absneg): New code iterator.
12255 (absnegprefix): New code attribute.
12256 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
12257 patterns using absneg code iterator.
12258 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
12259 using absneg code iterator.
12260 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
12261 *neg<mode>2 patterns using absneg code iterator.
12262 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
12263 *negextendsfdf2 patterns using absneg code iterator.
12264 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
12265 *negextendsfxf2 patterns using absneg code iterator.
12266 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
12267 *negextendsfdf2 patterns using absneg code iterator.
12268 * config/i386/sse.md (<code><mode>2): Macroize expander from
12269 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
12271 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
12273 * config/s390/s390.h: Remove the remains of the recent search
12274 & replace action of current_function_outgoing_args_size.
12276 2008-04-10 Ira Rosen <irar@il.ibm.com>
12278 PR tree-optimization/35821
12279 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
12280 NEW_STMT_LIST is not NULL.
12282 2008-04-09 David Edelsohn <edelsohn@gnu.org>
12285 * toplev.c (process_options): Remove -ffunction-sections debugging
12288 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
12290 PR middle-end/PR28690
12291 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
12292 than gen_rtx_fmt_ee to perform more canonicalizations.
12294 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12297 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
12299 2008-04-09 Richard Guenther <rguenther@suse.de>
12301 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
12302 (dump_function_to_file): Dump function arguments with types.
12304 2008-04-08 Richard Guenther <rguenther@suse.de>
12306 * fold-const.c (fold_widened_comparison): Do not allow
12307 sign-changes that change the result.
12309 2008-04-08 Janis Johnson <janis187@us.ibm.com>
12312 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
12313 kinds of indirect references.
12315 2008-04-08 David Edelsohn <edelsohn@gnu.org>
12317 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
12318 GNU Fortran language string.
12320 2008-04-08 Rafael Espindola <espindola@google.com>
12322 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
12323 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
12324 * tree.h (tree_call_nonnegative_warnv_p): New.
12326 2008-04-08 Jan Hubicka <jh@suse.cz>
12328 * function.c (free_after_compilation): Clear out regno_reg_rtx
12331 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
12334 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12336 PR middle-end/PR28690
12337 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
12338 same precedence as REG_POINTER and MEM_POINTER operands.
12340 2008-04-08 Richard Guenther <rguenther@suse.de>
12342 PR middle-end/35834
12343 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
12344 for adding index to base.
12346 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
12348 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
12349 (MINGW_ENABLE_EXECUTE_STACK): New.
12350 (IN_LIBGCC2): For libgcc include windows.h file for
12351 function declarations.
12353 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
12355 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
12356 and tem2 if tem1 is not a REG or MULT.
12358 2008-04-08 Jan Hubicka <jh@suse.cz>
12360 * function.h (incomming_args): Break out of struct function.
12361 (function_subsections): Break out of struct function.
12362 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
12363 return_rtx and hard_reg_initial_vals from struct function.
12364 Kill inl_max_label_num.
12365 (current_function_pops_args, current_function_args_info,
12366 current_function_args_size, current_function_args_size,
12367 current_function_pretend_args_size,
12368 current_function_outgoing_args_size,
12369 current_function_internal_arg_pointer, current_function_return_rtx):
12370 Kill compatibility accestor macros.
12371 * builtins.c (expand_builtin_apply_args_1): Update.
12372 (expand_builtin_next_arg): Update.
12373 * df-scan.c (df_get_call_refs): Update.
12374 * dbxout.c (dbxout_function_end): Update.
12375 * dwarf2out.c (dwarf2out_switch_text_section): Update.
12376 (output_line_info): Update.
12377 (secname_for_decl): Update.
12378 (dwarf2out_var_location): Update.
12379 * function.c (free_after_compilation): Update.
12380 (assign_parm_find_stack_rtl): Update.
12381 (assign_parms): Update.
12382 (expand_dummy_function_end): Update.
12383 (expand_function_end): Update.
12384 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
12385 (expand_call): Update.
12386 (emit_library_call_value_1): Update.
12387 (store_one_arg): Update.
12388 * varasm.c (initialize_cold_section_name): Update.
12389 (unlikely_text_section): Update.
12390 (unlikely_text_section_p): Update.
12391 (assemble_start_function): Update.
12392 (assemble_end_function): Update.
12393 (default_section_type_flags): Update.
12394 (switch_to_section): Update.
12395 * integrate.c (set_decl_abstract_flags): Update.
12396 (get_hard_reg_initial_val): Update.
12397 (has_hard_reg_initial_val): Update.
12398 (allocate_initial_values): Update.
12399 * resource.c (init_resource_info): Update.
12400 * config/alpha/alpha.c (NUM_ARGS): Update.
12401 (direct_return): Update.
12402 (alpha_va_start): Update.
12403 (alpha_sa_size): Update.
12404 (alpha_initial_elimination_offset): Update.
12405 (alpha_expand_prologue): Update.
12406 (alpha_start_function): Update.
12407 (alpha_expand_epilogue): Update.
12408 (unicosmk_initial_elimination_offset):
12409 * config/alpha/alpha.md (call expander): Update.
12410 * config/s390/s390.c (s390_register_info): Update.
12411 (s390_register_info): Update.
12412 (s390_frame_info): Update.
12413 (s390_initial_elimination_offset): Update.
12414 (s390_build_builtin_va_list): Update.
12415 (s390_va_start): Update.
12416 * config/spu/spu.c (direct_return): Update.
12417 (spu_expand_prologue): Update.
12418 (spu_initial_elimination_offset): Update.
12419 (spu_build_builtin_va_list): Update.
12420 (spu_va_start): Update.
12421 * config/sparc/sparc.c (sparc_init_modes): Update.
12422 (sparc_compute_frame_size): Update.
12423 (function_value): Update.
12424 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
12425 * config/i386/i386.md (return expander): Update.
12426 * config/i386/i386.c (ix86_va_start): Update.
12427 (ix86_can_use_return_insn_p): Update.
12428 (ix86_compute_frame_layout): Update.
12429 (ix86_expand_epilogue): Update.
12430 * config/sh/sh.c (output_stack_adjust): Update.
12431 (calc_live_regs): Update.
12432 (sh_expand_prologue): Update.
12433 (sh_builtin_saveregs): Update.
12434 (sh_va_start): Update.
12435 (initial_elimination_offset): Update.
12436 (sh_allocate_initial_value): Update.
12437 (sh_function_ok_for_sibcall): Update.
12438 (sh_get_pr_initial_val): Update.
12439 * config/sh/sh.md (return expander): Update.
12440 * config/avr/avr.c (frame_pointer_required_p): UPdate.
12441 * config/crx/crx.c (crx_compute_frame): UPdate.
12442 (crx_initial_elimination_offset): UPdate.
12443 * config/xtensa/xtensa.c (compute_frame_size): Update
12444 (xtensa_builtin_saveregs): Update.
12445 (xtensa_va_start): Update.
12446 (order_regs_for_local_alloc): Update.
12447 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
12448 (xstormy16_expand_builtin_va_start): Update.
12449 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
12450 * config/m68hc11/m68hc11.md (return expanders): Update.
12451 * config/m68hc11/m68hc11.c (expand_prologue): Update.
12452 (expand_epilogue): Update.
12453 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
12454 (cris_simple_epilogue): Update.
12455 (cris_expand_prologue): Update.
12456 (cris_expand_epilogue): Update.
12457 * config/iq2000/iq2000.c (iq2000_va_start): Update.
12458 (compute_frame_size): Update.
12459 * config/mt/mt.c (mt_compute_frame_size): Update.
12460 * config/mn10300/mn10300.c (expand_prologue): Update.
12461 (expand_epilogue): Update.
12462 (initial_offset): Update.
12463 (mn10300_builtin_saveregs):
12464 * config/mn10300/mn10300.md (return expander): Update.
12465 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
12466 (ia64_initial_elimination_offset): Update.
12467 (ia64_initial_elimination_offset): Update.
12468 (ia64_expand_prologue): Update.
12469 * config/m68k/m68k.md (return expander): Update.
12470 * config/rs6000/rs6000.c (rs6000_va_start): Update.
12471 (rs6000_stack_info): Update.
12472 * config/mcore/mcore.c (layout_mcore_frame): Update.
12473 (mcore_expand_prolog): Update.
12474 * config/arc/arc.c (arc_compute_frame_size): Update.
12475 * config/score/score3.c (score3_compute_frame_size): Update.
12476 * config/score/score7.c (score7_compute_frame_size): Update.
12477 * config/arm/arm.c (use_return_insn): Update.
12478 (thumb_find_work_register): Update.
12479 (arm_compute_save_reg_mask): Update.
12480 (arm_output_function_prologue): Update.
12481 (arm_output_epilogue): Update.
12482 (arm_size_return_regs): Update.
12483 (arm_get_frame_offsets): Update.
12484 (arm_expand_prologue): Update.
12485 (thumb_exit): Update.
12486 (thumb_unexpanded_epilogue): Update.
12487 (thumb1_output_function_prologue): Update.
12488 * config/pa/pa.md (return expander): Update.
12489 * config/pa/pa.c (compute_frame_size): Update.
12490 (hppa_builtin_saveregs): Update.
12491 * config/mips/mips.c (mips_va_start): Update.
12492 (mips16_build_function_stub): Update.
12493 (mips_compute_frame_info): Update.
12494 (mips_restore_gp): Update.
12495 (mips_output_function_prologue): Update.
12496 (mips_expand_prologue): Update.
12497 * config/v850/v850.c (compute_frame_size): Update.
12498 (expand_prologue): * config/mmix/mmix.c (along): update.
12499 (mmix_initial_elimination_offset): update.
12500 (mmix_reorg): update.
12501 (mmix_use_simple_return): update.
12502 (mmix_expand_prologue): update.
12503 (mmix_expand_epilogue): Update.
12504 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
12505 (emit_link_insn): Update.
12507 2008-04-08 Anatoly Sokolov <aesok@post.ru>
12509 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
12510 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
12512 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
12515 2008-04-07 Jan Hubicka <jh@suse.cz>
12517 * function.h (rtl): Rename to x_rtl.
12518 (crtl): New define.
12519 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
12520 frame_offset, stack_check_probe_note, arg_pointer_save_area,
12521 used_temp_slots avail_temp_slots, temp_slot_level,
12522 nonlocal_goto_handler_labels): Update accesstors.
12523 (rtl): New global variable.
12524 (struct function): Move some fileds to rtl_data.
12525 (get_arg_pointer_save_area): Update prototype.
12526 * builtins.c (expand_builtin_setjmp_receiver): Update call of
12527 get_arg_pointer_save_area.
12528 * expr.c (init_expr): Update
12529 * function.c (get_frame_size): Update
12530 (assign_stack_local): Update
12531 (expand_function_end): Update.
12532 (get_art_pointer_save_area): Update
12534 * emit-rtl.c (rtl): Declare.
12535 (regno_reg_rtx): Declare.
12536 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
12538 (gen_reg_rtx): Update.
12539 * varasm.c (n_deferred_constatns): Update accestor.
12540 (init_varasm_status): Do not allocate varasm_status.
12541 (force_const_mem, get_pool_size, output_constant_pool): Update.
12542 * stmt.c (force_label_rtx): Do not use x_ prefixes.
12543 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
12544 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
12545 * sparc/sparc.h (INIT_EXPANDERS): Update.
12546 * ia64/ia64.h (INIT_EXPANDERS): Update.
12548 2008-04-07 James E. Wilson <wilson@tuliptree.org>
12550 * reload.c (push_secondary_reload): Add missing break to for loop.
12552 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12554 PR middle-end/PR28690
12555 * rtlanal.c: Update copyright years.
12556 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
12557 as REG_POINTER and MEM_POINTER operands.
12558 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
12559 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
12560 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
12561 * gcse.c: Update copyright years.
12562 (pre_delete): Call gen_reg_rtx_and_attrs.
12563 (hoist_code): Likewise.
12564 (build_store_vectors): Likewise.
12565 (delete_store): Likewise.
12566 * loop-invariant.c (move_invariant_reg): Likewise.
12567 Update copyright years.
12569 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
12571 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
12572 control string instead of quoted.
12574 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
12576 * doc/rtl.texi: Rewrite of subreg section.
12578 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
12581 * config/i386/i386.c (legitimize_pic_address): Add treating
12582 of dllimport SYM_REF's.
12583 (legitimize_dllimport_symbol): Add prototype.
12585 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12587 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
12588 reference in constructor with non self-referential type.
12590 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12592 Removal of Return with Depressed Stack Pointer support
12593 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
12594 (ECF_SP_DEPRESSED): Likewise.
12595 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
12596 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
12597 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12598 (expand_call): Do not test ECF_SP_DEPRESSED.
12599 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12600 * function.c (keep_stack_depressed): Delete.
12601 (handle_epilogue_set): Likewise.
12602 (update_epilogue_consts): Likewise.
12603 (emit_equiv_load): Likewise.
12604 (thread_prologue_and_epilogue_insns): Remove support for Return with
12605 Depressed Stack Pointer.
12606 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12608 2008-04-06 Richard Guenther <rguenther@suse.de>
12610 PR tree-optimization/35400
12611 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
12612 information from SSA_NAMEs.
12614 2008-04-06 Anatoly Sokolov <aesok@post.ru>
12616 * config/avr/avr.h (avr_mega_p): Remove declaration.
12617 (AVR_MEGA): Remove macro.
12618 * config/avr/avr.c (avr_mega_p): Remove variable.
12619 (avr_override_options): Remove inicializion of avr_mega_p.
12620 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
12621 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
12622 (avr_jump_mode): (Ditto.).
12623 (avr_output_progmem_section_asm_op): (Ditto.).
12624 (avr_asm_init_sections): (Ditto.).
12625 (avr_asm_init_sections): (Ditto.).
12626 (avr_rtx_costs): (Ditto.).
12627 * config/avr/avr.md: (Ditto.).
12628 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
12631 2008-04-06 Richard Guenther <rguenther@suse.de>
12633 PR tree-optimization/35842
12634 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
12635 is_gimple_invariant_address.
12637 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12639 * gcc.c (default_compilers): Sync Fortran extensions list with
12640 that in fortran/lang-specs.h.
12641 * doc/invoke.texi: Likewise.
12642 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
12643 * dwarf2out.c (gen_compile_unit_die): Likewise.
12645 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
12647 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
12649 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
12652 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
12653 attribute is used for nested functions.
12655 2008-04-05 Jan Hubicka <jh@suse.cz>
12657 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
12659 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
12661 (dump_files): Update.
12662 (enable_rtl_dump_file): Do not accept letter argument.
12663 * tree-pass.h (dump_file_info): Remove letter argument.
12664 * toplev.c (decode_d_option): Update -da handling.
12665 * toplev.h (enable_rtl_dump_file): Update prototype.
12666 * passes.c (register_one_dump_file): Do not accept IPA argument; work
12667 it out based on pass type.
12668 (register_dump_files_1): Likewise.
12669 (init_optimization_passes): Update register_one_dump_file calls.
12670 (execute_one_pass): Sanity check that IPA passes are called at IPA
12671 level and RTL passes at RTL level.
12672 (execute_pass_list): IPA pass can not be after or subpass of
12674 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
12675 disallov RTL subpasses of IPA subpasses.
12677 2008-04-05 Ben Elliston <bje@au.ibm.com>
12679 * tree-cfg.c (need_fake_edge_p): Return false for calls to
12680 builtins that return exactly once and do not throw. Cache call to
12683 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
12685 PR rtl-optimization/34916
12686 PR middle-end/35519
12687 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
12688 between instruction pairs.
12690 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
12692 * doc/invoke.texi: Document -mbitops for SH.
12693 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
12694 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
12695 * config/sh/sh.c (print_operand): Add %t operand code.
12696 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
12697 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
12698 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
12699 (extendqihi2): Likewise.
12700 (movqi_i): Likewise.
12701 (insv): Use bset, bclr and bst instructions for SH2A if possible.
12702 (extv): Use bld instruction for SH2A if possible.
12704 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
12705 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
12706 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
12707 (bset.b, bclr.b): Define peepholes.
12708 * config/sh/sh.opt (mbitops): New option.
12710 2008-04-04 Janis Johnson <janis187@us.ibm.com>
12713 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
12714 and view convert expression.
12716 2008-04-04 Jakub Jelinek <jakub@redhat.com>
12719 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12721 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
12723 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
12725 * config/i386/cpuid.h (bit_AES): New.
12726 (bit_PCLMUL): Likewise.
12728 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
12729 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
12730 SSE2 if AES or PCLMUL is enabled.
12731 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
12732 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
12733 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
12734 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
12735 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
12736 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
12737 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
12738 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
12739 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
12740 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
12741 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
12742 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
12743 __builtin_ia32_aeskeygenassist128 and
12744 __builtin_ia32_pclmulqdq128.
12745 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
12746 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
12747 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
12749 * config/i386/i386.h (TARGET_AES): New.
12750 (TARGET_PCLMUL): Likewise.
12751 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
12753 * config/i386/i386.md (UNSPEC_AESENC): New.
12754 (UNSPEC_AESENCLAST): Likewise.
12755 (UNSPEC_AESDEC): Likewise.
12756 (UNSPEC_AESDECLAST): Likewise.
12757 (UNSPEC_AESIMC): Likewise.
12758 (UNSPEC_AESKEYGENASSIST): Likewise.
12759 (UNSPEC_PCLMUL): Likewise.
12761 * config/i386/i386.opt (maes): New.
12762 (mpclmul): Likewise.
12764 * config/i386/sse.md (aesenc): New pattern.
12765 (aesenclast): Likewise.
12766 (aesdec): Likewise.
12767 (aesdeclast): Likewise.
12768 (aesimc): Likewise.
12769 (aeskeygenassist): Likewise.
12770 (pclmulqdq): Likewise.
12772 * config/i386/wmmintrin.h: New.
12774 * doc/extend.texi: Document AES and PCLMUL built-in function.
12776 * doc/invoke.texi: Document -maes and -mpclmul.
12778 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
12780 * function.c (free_after_parsing): Replace with
12781 cxx_push_function_context from C++ front-end.
12782 (allocate_struct_function): Don't call langhook.
12783 * langhooks.h (struct lang_hooks_for_functions): Delete.
12784 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
12786 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
12787 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
12788 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
12789 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
12790 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
12791 remove LANG_HOOKS_FUNCTION_INITIALIZER.
12792 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
12794 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
12795 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
12797 2008-04-04 Jakub Jelinek <jakub@redhat.com>
12800 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
12803 2008-04-04 Richard Guenther <rguenther@suse.de>
12805 PR middle-end/35823
12806 * fold-const.c (optimize_minmax_comparison): Use the correct
12807 type for the constant in the simplified comparison.
12809 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
12811 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
12812 Pass L2 size as "--param l2-cache-size" to the compiler.
12813 (decode_l2_cache): New function to decode L2 cache parameters using
12814 0x8000006 extended cpuid function.
12815 (detect_caches_amd): Determine parameters of L2 cache using
12816 decode_l2_caches function.
12817 (decode_caches_intel): Decode L2 cache parameters.
12818 (detect_caches_intel): Determine L2 cache parameters using
12819 decode_caches_intel and decode_l2_caches functions.
12821 2008-04-03 Bob Wilson <bob.wilson@acm.org>
12823 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
12824 secondary input reload for subword loads from the constant pool.
12826 2008-04-03 Janis Johnson <janis187@us.ibm.com>
12829 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
12830 constants of the appropriate size for runtime calculations.
12833 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
12834 decimal-float literal constant zero.
12836 2008-04-03 Jakub Jelinek <jakub@redhat.com>
12839 * c-parser.c (c_parser_omp_atomic): Call
12840 default_function_array_conversion on the RHS.
12842 PR middle-end/35818
12843 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
12844 call is_variable_sized if decl has incomplete type.
12846 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
12848 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
12850 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
12852 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
12854 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
12855 (sgt<u>): Merge sgt and sgtu into new expander.
12856 (sgt, sgtu): Remove expanders.
12857 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
12858 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
12859 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
12860 *sgtu_<mode>_mips16 into new pattern.
12861 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
12862 (sge<u>): Merge sge and sgeu into new expander.
12863 (sge, sgeu): Remove expanders.
12864 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
12866 (*sge_<mode>, second *sge_<mode>): Remove patterns.
12867 (slt<u>): Merge slt and sltu into new expander.
12868 (slt, sltu): Remove expanders.
12869 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
12870 (*slt_<mode>, *sltu_<mode>): Remove patterns.
12871 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
12872 *sltu_<mode>_mips16 into new pattern.
12873 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
12874 (sle<u>): Merge sle and sleu into new expander.
12875 (sle, sleu): Remove expanders.
12876 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
12877 (*sle_<mode>, *sleu_<mode>): Remove patterns.
12878 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
12879 *sleu_<mode>_mips16 into new pattern.
12880 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
12882 2008-04-03 Jan Hubicka <jh@suse.cz>
12884 PR tree-optimization/35795
12885 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
12886 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12887 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
12888 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12889 * score/score3.c (score3_output_mi_thunk): Likewise.
12890 * score/score7.c (score7_output_mi_thunk): Likewise.
12891 * mips/mips.c (mips_output_mi_thunk): Likewise.
12893 2008-04-03 Richard Guenther <rguenther@suse.de>
12895 * tree-vrp.c (extract_range_from_unary_expr): Handle all
12896 conversions. Simplify code.
12898 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
12900 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
12902 2008-04-03 Tom Tromey <tromey@redhat.com>
12903 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12905 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
12906 * config/bfin/t-bfin-linux (generated_files): Add
12907 linux-sysroot-suffix.h.
12908 * doc/install.texi (Prerequisites): Require make 3.80.
12909 * doc/sourcebuild.texi (Front End Directory): Document new
12911 * Makefile.in (generated_files): New variable.
12912 (ALL_HOST_OBJS): New variable.
12913 ($(ALL_HOST_OBJS)): New target.
12915 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
12917 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
12918 (remap_block): Call id->transform_lang_insert_block instead
12920 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
12921 Set id.transform_lang_insert_block to NULL.
12922 (clone_body): Move to cp/optimize.c
12923 * tree-inline.h (struct copy_body_data): Change
12924 transform_lang_insert_block to function pointer.
12925 (copy_generic_body, copy_decl_no_change): Export.
12926 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
12927 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
12928 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
12930 * c-tree.h (insert_block): Kill.
12931 * c-decl.c (insert_block): Kill.
12933 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
12935 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
12936 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
12937 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
12939 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
12940 argument, call {push,pop}_function_context from here.
12941 * c-parser.c: Use c_{push,pop}_function_context.
12943 * function.c (push_function_context_to): Move meat ...
12944 (push_function_context): ... here. Simplify.
12945 * function.c (pop_function_context_from): Move meat ...
12946 (pop_function_context): ... here. Simplify.
12947 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
12949 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
12950 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
12951 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
12952 * tree.h (push_function_context_to, pop_function_context_from): Remove.
12954 2008-04-03 Ben Elliston <bje@au.ibm.com>
12956 * expmed.c (extract_force_align_mem_bit_field): Remove.
12958 2008-04-03 Richard Guenther <rguenther@suse.de>
12960 PR middle-end/35800
12961 * expr.h (try_casesi): Adjust prototype.
12962 * expr.c (try_casesi): Take fallback label as extra parameter.
12963 Use that for gen_casesi if default_label is NULL.
12964 * stmt.c (expand_case): Pass fallback label to try_casesi,
12965 make sure to fill gaps with a fallback label if default_label
12968 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
12971 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
12973 2008-04-03 Ben Elliston <bje@au.ibm.com>
12975 * expmed.c (extract_split_bit_field): Remove if (0) code.
12976 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
12977 (do_ds_constraint): Likewise.
12979 2008-04-02 Joseph Myers <joseph@codesourcery.com>
12981 * doc/cppopts.texi (-dU): Document.
12982 * c-common.h (flag_dump_macros): Update comment.
12983 * c-opts.c (handle_OPT_d): Handle -dU.
12984 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
12985 dump_queued_macros, cb_used_define, cb_used_undef): New.
12986 (init_pp_output): Handle -dU.
12987 (cb_line_change): Call dump_queued_macros.
12988 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
12990 2008-04-02 Anatoly Sokolov <aesok@post.ru>
12992 * config/avr/predicates.md (io_address_operand): New predicate.
12993 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
12994 * config/avr/avr.c (avr_io_address_p): Remove function.
12995 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
12996 'avr_io_address_p' function.
12997 (out_movhi_r_mr): (Ditto.).
12998 (out_movqi_mr_r): (Ditto.).
12999 (out_movhi_mr_r): (Ditto.).
13000 (avr_address_cost): (Ditto.).
13002 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
13004 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
13005 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
13006 in 32bit mode when XMM registers are available to avoid store
13008 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
13009 corresponding post-reload splitters.
13011 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
13013 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
13014 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
13015 __builtin_ia32_roundss.
13016 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
13017 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
13018 __builtin_ia32_roundss.
13019 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
13020 IX86_BUILTIN_SHUFPD here.
13022 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
13024 * config/i386/i386.md (plogic): New.
13025 (plogicprefix): Likewise.
13027 * config/i386/mmx.md (mmx_<code><mode>3): New.
13028 (mmx_and<mode>3): Removed.
13029 (mmx_ior<mode>3): Likewise.
13030 (mmx_xor<mode>3): Likewise.
13032 * config/i386/sse.md (<code><mode>3): New.
13033 (*<code><mode>3): Likewise.
13034 (*<code><mode>3): Likewise.
13035 (<code><mode>3): Likewise.
13036 (*sse_<code><mode>3): Likewise.
13037 (*sse2_<code><mode>3): Likewise.
13038 (<code>tf3): Likewise.
13039 (*<code>tf3): Likewise.
13040 (and<mode>3): Likewise.
13041 (*and<mode>3): Likewise.
13042 (ior<mode>3): Removed.
13043 (*ior<mode>3): Likewise.
13044 (xor<mode>3): Likewise.
13045 (*xor<mode>3): Likewise.
13046 (*and<mode>3): Likewise.
13047 (*ior<mode>3): Likewise.
13048 (*xor<mode>3): Likewise.
13049 (and<mode>3): Likewise.
13050 (*sse_and<mode>3): Likewise.
13051 (*sse2_and<mode>3): Likewise.
13052 (andtf3): Likewise.
13053 (*andtf3): Likewise.
13054 (ior<mode>3): Likewise.
13055 (*sse_ior<mode>3): Likewise.
13056 (*sse2_ior<mode>3): Likewise.
13057 (iortf3): Likewise.
13058 (*iortf3): Likewise.
13059 (xor<mode>3): Likewise.
13060 (*sse_xor<mode>3): Likewise.
13061 (*sse2_xor<mode>3): Likewise.
13062 (xortf3): Likewise.
13063 (*xortf3): Likewise.
13065 2008-04-02 Richard Guenther <rguenther@suse.de>
13067 PR tree-optimization/14495
13068 PR tree-optimization/34793
13069 * tree-vrp.c (struct switch_update): New structure.
13070 (to_remove_edges, to_update_switch_stmts): New VECs.
13071 (simplify_switch_using_ranges): New function. Remove not taken
13072 case labels and edges.
13073 (simplify_stmt_using_ranges): Call it.
13074 (identify_jump_threads): Mark edges we have queued for removal
13075 so we don't thread them.
13076 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
13078 * tree-cfg.c (group_case_labels): Deal with missing default label.
13079 (tree_verify_flow_info): Allow missing default label.
13080 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
13081 (emit_case_nodes): Likewise.
13082 (expand_case): Do not rely on the default label to be present.
13083 * expr.c (try_casesi): Deal with NULL default_label.
13084 (do_tablejump): Likewise.
13086 2008-04-02 Richard Guenther <rguenther@suse.de>
13088 PR tree-optimization/14495
13089 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
13090 SWITCH_EXPR here ...
13091 (vrp_visit_switch_stmt): ... but here (new function).
13092 (find_case_label_index): New helper function.
13093 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
13095 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13097 * fwprop.c: Fix ISO-C99ism.
13099 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13102 * Makefile.in (objdir): Set it here.
13103 * configure.ac: Not here. Find dynamic linker characteristics.
13104 * exec-tool.in: Use them.
13105 * aclocal.m4: Regenerate.
13106 * configure: Regenerate.
13108 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13110 * expr.c (expand_var): Delete it.
13111 * expr.h (expand_var): Delete prototype.
13112 * function.c (expand_function_start): Use expand_decl instead.
13113 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
13116 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
13118 PR rtl-optimization/35542
13119 * fwprop.c (forward_propagate_and_simplify): Replace
13120 loc_reg_mentioned_in_p with reg_mentioned_p.
13122 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13124 PR rtl-optimization/35281
13125 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
13126 (propagate_rtx_1): Handle PR_HANDLE_MEM.
13127 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
13128 (varying_mem_p): Move above propagate_rtx.
13129 (all_uses_available_at): Do not check MEMs.
13131 2008-04-02 Rafael Espindola <espindola@google.com>
13133 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
13134 (register_edge_assert_for_2): Split the cond argument.
13135 (register_edge_assert_for_1): Adjust for the change in
13136 register_edge_assert_for_2.
13137 (register_edge_assert_for): Split the cond argument.
13138 (find_switch_asserts): Adjust for the change in
13139 register_edge_assert_for.
13141 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
13143 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
13144 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
13145 offsets for 64-bit mingw.
13146 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
13147 abi for x86_64-pc-mingw.
13149 2008-04-02 Richard Guenther <rguenther@suse.de>
13151 * tree-vrp.c (extract_range_from_assert): Make sure to not
13152 produce range min/max with TREE_OVERFOW set.
13153 If merging a anti-range and a range keep the anti-range if
13154 the range covers all values of the type.
13155 (register_edge_assert_for_2): Only allow sign-changing
13156 conversions in detecting canonical range checks. Also
13157 register an assert for the unsigned name if useful.
13159 PR tree-optimization/35787
13160 * tree-vrp.c (vrp_val_max): New function.
13161 (vrp_val_min): Likewise.
13162 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
13163 (vrp_val_is_min): Likewise.
13164 (supports_overflow_infinity): Use vrp_val_{min,max}.
13165 (negative_overflow_infinity): Likewise.
13166 (positive_overflow_infinity): Likewise.
13167 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
13168 (is_positive_overflow_infinity): Likewise.
13169 (is_overflow_infinity): Likewise.
13170 (avoid_overflow_infinity): Use vrp_val_{min,max} and
13171 vrp_val_is_{min,max}.
13172 (set_and_canonicalize_value_range): Canonicalize anti-ranges
13173 to ranges if possible. Avoid empty ranges.
13175 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13177 PR middle-end/35705
13178 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
13179 the expression is a function address.
13181 2008-04-01 George Helffrich <george@gcc.gnu.org>
13183 PR fortran/35154, fortran/23057
13184 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
13185 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
13186 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
13187 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
13189 (dbxout_syms): Check for COMMON-based symbol and wrap in
13190 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
13191 in bracket for efficiency.
13193 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
13194 using DW_TAG_common_block + member offset.
13195 (add_pubname_string): New function.
13196 (dw_expand_expr): New function to find block name and offset for
13198 (common_check): New function to check whether symbol in Fortran COMMON.
13199 (gen_variable_die): If COMMON, use DW_TAG_common_block.
13201 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
13204 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
13206 2008-04-02 Ben Elliston <bje@au.ibm.com>
13208 * config/v850/v850.md (casesi): Remove if (0) code.
13209 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
13210 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
13212 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
13214 * config/i386/i386.md (rex64suffix): New mode attribute.
13215 (floathi<mode>2): Disable expander for SSE math.
13216 (*floathi<mode>2_1): New insn insn_and_split pattern.
13217 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
13218 corresponding post-reload splitters.
13219 (*floathi<mode>2_i387): New macroized insn pattern.
13220 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
13221 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
13222 insn_and_split pattern.
13223 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
13224 New macroized instruction patterns and corresponding post-reload
13226 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
13227 and corresponding post-reload splitters.
13228 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
13229 New macroized instruction patterns.
13230 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
13231 macroized instruction patterns and corresponding post-reload splitters.
13232 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
13233 corresponding post-reload splitters.
13234 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
13235 New macroized instruction patterns.
13236 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
13237 corresponding post-reload splitters.
13238 (*floatsi<mode>2_i387): New macroized instruction patterns.
13240 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
13242 * config/i386/i386.md (smaxmin): New.
13243 (umaxmin): Likewise.
13244 (maxminiprefix): Likewise.
13245 (maxminfprefix): Likewise.
13246 (<code><mode>3): Likewise.
13247 (smin<mode>3): Removed.
13248 (smax<mode>3): Likewise.
13250 * config/i386/mmx.md (mmx_<code>v2sf3): New.
13251 (mmx_<code>v4hi3): Likewise.
13252 (mmx_<code>v8qi3): Likewise.
13253 (mmx_smaxv2sf3): Removed.
13254 (mmx_sminv2sf3): Likewise.
13255 (mmx_umaxv8qi3): Likewise.
13256 (mmx_smaxv4hi3): Likewise.
13257 (mmx_uminv8qi3): Likewise.
13258 (mmx_sminv4hi3): Likewise.
13260 * config/i386/sse.md (<addsub><mode>3): New.
13261 (*<addsub><mode>3): Likewise.
13262 (<sse>_vm<addsub><mode>3): Likewise.
13263 (<maxmin><mode>3): Likewise.
13264 (*<maxmin><mode>3_finite): Likewise.
13265 (*<maxmin><mode>3): Likewise.
13266 (<sse>_vm<maxmin><mode>3): Likewise.
13267 (sse3_h<addsub>v4sf3): Likewise.
13268 (sse3_h<addsub>v2df3): Likewise.
13269 (<maxmin>v16qi3): Likewise.
13270 (*<maxmin>v16qi3): Likewise.
13271 (<maxmin>v8hi3): Likewise.
13272 (*<maxmin>v8hi3): Likewise.
13273 (*sse4_1_<maxmin><mode>3): Likewise.
13274 (*sse4_1_<maxmin><mode>3): Likewise.
13275 (add<mode>3): Removed.
13276 (*add<mode>3): Likewise.
13277 (<sse>_vmadd<mode>3): Likewise.
13278 (sub<mode>3): Likewise.
13279 (*sub<mode>3): Likewise.
13280 (<sse>_vmsub<mode>3): Likewise.
13281 (smin<mode>3): Likewise.
13282 (*smin<mode>3_finite): Likewise.
13283 (*smin<mode>3): Likewise.
13284 (<sse>_vmsmin<mode>3): Likewise.
13285 (smax<mode>3): Likewise.
13286 (*smax<mode>3_finite): Likewise.
13287 (*smax<mode>3): Likewise.
13288 (<sse>_vmsmax<mode>3): Likewise.
13289 (sse3_haddv4sf3): Likewise.
13290 (sse3_haddv2df3): Likewise.
13291 (sse3_hsubv4sf3): Likewise.
13292 (sse3_hsubv2df3): Likewise.
13293 (umaxv16qi3): Likewise.
13294 (*umaxv16qi3): Likewise.
13295 (smaxv8hi3): Likewise.
13296 (*smaxv8hi3): Likewise.
13297 (*sse4_1_smax<mode>3): Likewise.
13298 (*sse4_1_umax<mode>3): Likewise.
13299 (uminv16qi3): Likewise.
13300 (*uminv16qi3): Likewise.
13301 (sminv8hi3): Likewise.
13302 (*sminv8hi3): Likewise.
13303 (*sse4_1_smin<mode>3): Likewise.
13304 (*sse4_1_umin<mode>3): Likewise.
13306 2008-04-01 Rafael Espindola <espindola@google.com>
13308 * tree-cfg.c (verify_expr): remove in_phi.
13309 (verify_stmt): Don't call walk_tree with verify_expr. Use
13310 is_gimple_min_invariant instead of is_gimple_val.
13312 2008-04-01 Joseph Myers <joseph@codesourcery.com>
13314 * doc/include/gpl_v3.texi: Update for manpage generation.
13315 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
13317 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
13318 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
13319 gpl_v3.texi instead of gpl.texi.
13322 2008-04-01 Jakub Jelinek <jakub@redhat.com>
13325 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
13327 2008-04-01 Rafael Espindola <espindola@google.com>
13329 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
13330 (extract_code_and_val_from_cond): Use
13331 extract_code_and_val_from_cond_with_ops.
13333 2008-04-01 Jan Hubicka <jh@suse.cz>
13335 * function.c (free_after_compilation): Free epilogue_delay_list.
13336 (prepare_function_start): Assert that previous compilation was freed.
13338 2008-04-01 Jan Hubicka <jh@suse.cz>
13339 Jim Wilson <wilson@tuliptree.org>
13340 Andreas Tobler <andreast@gcc.gnu.org>
13342 PR middle-end/35781
13343 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
13344 rtl.emit instead cfun->emit.
13345 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
13346 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
13348 2008-04-01 Ben Elliston <bje@au.ibm.com>
13350 * doc/c-tree.texi (Function Basics): Fix grammatical error.
13352 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
13354 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
13356 (fprofile-use): Add var flag_profile_use
13357 * coverage.c (coverage_begin_output): Do not open a gcno file for
13358 output only if -ftest-coverage is set.
13359 Do not add getpwd() to gcda file path.
13360 (build_gcov_info): Check the new flag
13361 flag_profile_datafile_relative_path.
13362 (coverage_init): Use profile_data_prefix.
13363 Read profile counter only if flag_profile_use is set.
13364 * opts.c (common_handle_option): New option fprofile-use=,
13365 fprofile-dir=, fprofile-generate=.
13366 * toplev.c (profile_data_prefix): New variable definition.
13367 * toplev.h (profile_data_prefix): New declaration.
13368 * doc/invoke.tex (Option Summary, Optimization Options):
13371 2008-03-31 James E. Wilson <wilson@tuliptree.org>
13373 * varasm.c (output_constant_pool_1): In LABEL_REF check,
13374 use tmp consistently.
13377 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
13378 * config/ia64/ia64.c (rtx_needs_barrier): Handle
13379 UNSPEC_FR_RECIP_APPROX_RES.
13380 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
13382 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
13385 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
13387 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13389 PR middle-end/30186
13390 * fold-const.c (fold_indirect_ref_1): Support accessing non first
13391 element of the vector via a pointer.
13393 2008-03-31 Ian Lance Taylor <iant@google.com>
13395 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
13397 2008-03-31 Jan Hubicka <jh@suse.cz>
13399 * builtins.c (expand_builtin_setjmp_receiver): Update call of
13400 get_arg_pointer_save_area.
13401 * expr.c (init_expr): Just clear out rtl.expr.
13402 * function.c (free_after_compilation): Clear out whole RTL structure.
13403 (get_func_frame_size): Merge into ...
13404 (get_frame_size): ... this one.
13405 (assign_stack_local_1): Merge into ...
13406 (assign_stack_local): ... this one.
13407 (expand_function_end): Update call of get_arg_pointer_save_area.
13408 (get_art_pointer_save_area): Remove cfun argument.
13409 * function.h (emit_status): regno_pointer_align does not need length
13410 attribute. Move x_regno_reg_rtx to ...
13411 (regno_reg_rtx): ... new global array.
13412 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
13413 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
13414 apply_args_value, forced_labels, stack_pointer_delta):
13416 (struct varasm_status): Move here from varasm.c
13417 (struct rtl_data): New. Move here some fields from struct function.
13418 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
13419 frame_offset, stack_check_probe_note, arg_pointer_save_area,
13420 used_temp_slots avail_temp_slots, temp_slot_level,
13421 nonlocal_goto_handler_labels): Update accesstors.
13422 (rtl): New global variable.
13423 (struct function): Move some fileds to rtl_data.
13424 (get_arg_pointer_save_area): Update prototype.
13425 * emit-rtl.c (rtl): Declare.
13426 (regno_reg_rtx): Declare.
13427 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
13429 (gen_reg_rtx): Update.
13430 (init_virtual_regs): Do not tate emit_status argument.
13431 (init_emit): Do not allocate emit.
13432 * varasm.c (varasm_statuc): Move to function.h.
13433 (n_deferred_constatns): Update accestor.
13434 (init_varasm_status): Do not allocate varasm_status.
13435 (force_const_mem, get_pool_size, output_constant_pool): Update.
13436 * stmt.c (force_label_rtx): Do not use x_ prefixes.
13437 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
13439 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
13441 PR rtl-optimization/35729
13442 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
13445 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
13448 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
13449 load/store if memory is unaligned.
13450 (*movti_rex64): Likewise.
13452 * config/i386/predicates.md (misaligned_operand): New.
13454 2008-03-31 Andrew Pinski <pinskia@gmail.com>
13457 * tree-ssa-phiopt.c (conditional_replacement): Return early for
13460 2008-03-31 Jan Beulich <jbeulich@novell.com>
13462 * config/ia64/constraints.md: Add 'j' constraint.
13463 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
13464 (movdi_internal): Likewise.
13466 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
13469 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
13471 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
13474 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
13475 proper error message for the third argument on blendpd and
13478 * config/i386/sse.md (blendbits): New.
13479 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
13481 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
13483 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
13485 2008-03-30 Richard Guenther <rguenther@suse.de>
13487 PR middle-end/31023
13488 * fold-const.c (fold_sign_changed_comparison): Do leave
13489 conversions to base-types alone.
13491 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
13493 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
13494 the link register if one altivec register is be saved.
13496 2008-03-30 Ben Elliston <bje@au.ibm.com>
13498 * final.c (final_scan_insn): Remove if (0) code.
13500 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
13502 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
13504 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
13506 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
13507 of V4SFmode to ix86_binary_operator_ok.
13509 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
13511 * config/i386/i386.c (override_options): Initialize
13512 ix86_veclib_handler to ix86_veclibabi_svml when
13513 -mveclibabi=svml is used.
13514 (ix86_veclibabi_svml): New function for SVML ABI style
13515 vectorization support.
13516 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
13518 2008-03-28 Rafael Espindola <espindola@google.com>
13520 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
13521 (tree_binary_nonnegative_warnv_p): Make it public.
13522 (tree_single_nonnegative_warnv_p): Make it public.
13523 (tree_invalid_nonnegative_warnv_p): Make it public.
13524 (tree_unary_nonzero_warnv_p): Make it public.
13525 (tree_binary_nonzero_warnv_p): Make it public
13526 (tree_single_nonzero_warnv_p): Make it public.
13527 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
13528 (extract_range_from_binary_expr): Split the expr argument.
13529 (extract_range_from_unary_expr): Split the expr argument.
13530 (extract_range_from_comparison): Split the expr argument.
13531 (extract_range_from_expr): Use the new aux functions.
13532 (vrp_evaluate_conditional_warnv): Use
13533 vrp_evaluate_conditional_warnv_with_ops.
13534 * tree.h (tree_unary_nonzero_warnv_p): Declare.
13535 (tree_binary_nonzero_warnv_p): Declare.
13536 (tree_single_nonzero_warnv_p): Declare.
13537 (tree_expr_nonzero_warnv_p): Declare.
13538 (tree_unary_nonnegative_warnv_p): Declare.
13539 (tree_binary_nonnegative_warnv_p): Declare.
13540 (tree_single_nonnegative_warnv_p): Declare.
13541 (tree_invalid_nonnegative_warnv_p): Declare.
13543 2008-03-28 Richard Guenther <rguenther@suse.de>
13545 PR tree-optimization/30317
13546 PR tree-optimization/30911
13547 PR tree-optimization/34793
13548 * tree-vrp.c (set_and_canonicalize_value_range): New function.
13549 (struct assert_locus_d): New member EXPR.
13550 (register_new_assert_for): Add EXPR parameter to support
13551 ASSERT_EXPR <name, expr OP limit>.
13552 (register_edge_assert_for_1): Adjust callers.
13553 (find_assert_locations): Likewise.
13554 (process_assert_insertions_for): Build condition from expression.
13555 (extract_range_from_assert): Handle ASSERT_EXPRs
13556 of the form ASSERT_EXPR <name, expr OP limit>.
13557 (register_edge_assert_for_2): New helper registering
13558 asserts for comparisons. Recognize range tests of the form
13559 (unsigned)i - CST1 OP CST2.
13560 (register_edge_assert_for_1): Use it.
13561 (register_edge_assert_for): Likewise.
13562 (needs_overflow_infinity): Integer sub-types
13563 do not need overflow infinities.
13564 (vrp_val_is_max): The extreme values of integer sub-types
13565 are those of the base type.
13566 (vrp_val_is_min): Likewise.
13567 * tree.def (ASSERT_EXPR): Document extra allowed conditional
13570 2008-03-28 Nick Clifton <nickc@redhat.com>
13573 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
13574 Return GENERAL_REGS for stack adjustment reloads.
13576 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13579 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
13580 const_vector when all the vectors are constant.
13582 2008-03-27 Bob Wilson <bob.wilson@acm.org>
13584 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
13586 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
13587 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
13589 (s<code>_sf): Use new scc_sf attribute for opcode names.
13591 2008-03-27 Tom Tromey <tromey@redhat.com>
13593 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
13594 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
13595 config/spu/t-spu-elf, config/i386/t-interix,
13596 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
13597 config/i386/x-darwin, config/i386/x-mingw32,
13598 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
13599 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
13600 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
13601 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
13602 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
13603 config/rs6000/x-darwin, config/rs6000/t-rs6000,
13604 config/score/t-score-elf, config/arm/t-strongarm-pe,
13605 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
13606 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
13607 Revert automatic dependency patch.
13609 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
13612 * config/i386/i386.c (ix86_function_arg_boundary): Align
13613 decimal floating point to its natural boundary.
13615 2008-03-27 Richard Guenther <rguenther@suse.de>
13617 PR middle-end/35716
13618 * fold-const.c (fold_comparison): Restrict distinct decl
13619 comparison folding to VAR_DECLs and PARM_DECLs. Do not
13620 solely rely on operand_equal_p.
13622 2008-03-27 Richard Guenther <rguenther@suse.de>
13625 * c-common.c (handle_weak_attribute): Reject combination of
13628 2008-03-27 Richard Guenther <rguenther@suse.de>
13630 PR tree-optimization/32810
13631 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
13632 conversions from DECL_INITIAL.
13633 (fold_const_aggregate_ref): Likewise from constructor elements.
13635 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
13637 * tree-affine.h (aff_combination_expand): Declare.
13638 (get_inner_reference_aff): Likewise.
13639 * tree-affine.c (aff_combination_expand): Split out from
13640 tree_to_aff_combination_expand.
13641 (get_inner_reference_aff): New function.
13642 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
13643 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
13644 (struct lim_aux_data): sm_done field removed.
13645 (mem_ref_loc_p, mem_ref_locs_p): New types.
13646 (struct mem_ref): Added id, stored, accesses_in_loop,
13647 indep_loop, dep_loop, indep_ref, dep_ref fields.
13648 Removed is_stored, locs and next fields.
13649 (memory_accesses): New variable.
13650 (movement_possibility): Do not allow moving statements
13651 that store to memory.
13652 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
13654 (determine_max_movement): For statements with memory references,
13655 find the outermost loop in that the reference is independent.
13656 (move_computations_stmt): Mark the virtual operands for renaming.
13657 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
13658 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
13659 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
13660 add_vop_ref_mapping, create_vop_ref_mapping_loop,
13661 create_vop_ref_mapping, analyze_memory_references,
13662 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
13663 get_all_locs_in_loop, ref_always_accessed_p,
13664 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
13665 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
13666 store_motion_loop, store_motion): New functions.
13667 (struct vop_to_refs_elt): New type.
13668 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
13669 memref_hash, memref_eq, hoist_memory_references): Rewritten.
13670 (schedule_sm): Replaced by...
13671 (execute_sm): ... this.
13672 (determine_lsm_ref, hoist_memory_references,
13673 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
13674 find_more_ref_vops, free_mem_ref, free_mem_refs,
13675 determine_lsm_loop, determine_lsm): Removed.
13676 (tree_ssa_lim_finalize): Free data structures used by store motion.
13677 (tree_ssa_lim): Call analyze_memory_references. Use
13678 store_motion instead of determine_lsm.
13680 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
13682 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
13683 rename tmake_file to m68hc11/t-m68hc11.
13684 (mcore): Set inhibit_libc to true.
13685 * config.host (alpha*-dec-*vms*): Set extra_programs.
13686 (interix3*): Don't use host_xmake_file.
13687 * configure.ac: Let config.gcc override inhibit_libc.
13688 * configure: Regenerate.
13690 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
13691 * config/t-openbsd-thread: Remove commented out lines.
13693 * config/x-interix: Remove.
13695 * config/m68hc11/t-m68hc11-gas: Rename to...
13696 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
13698 * config/mcore/t-mcore: Remove T_CFLAGS.
13699 * config/mcore/t-mcore-pe: Likewise.
13701 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
13703 * configure.ac: Replace custom __GNU_SOURCE test with
13704 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
13705 * aclocal.m4: Regenerate.
13706 * configure: Regenerate.
13707 * config.in: Regenerate.
13709 2008-03-27 Richard Guenther <rguenther@suse.de>
13711 * fold-const.c (target.h): Include.
13712 (fold_comparison): Fold comparison of addresses of decls
13713 that bind locally or of constants. Consolidate address folding code.
13714 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
13715 results from fold_binary_to_constant.
13716 (compare_values_warnv): Likewise.
13718 2008-03-27 Andrew Pinski <pinskia@gmail.com>
13720 PR middle-end/35429
13721 * fold-const.c (fold_truthop): Check for integeral types when folding
13722 a == 0 && b == 0 and a != 0 || b != 0 .
13724 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
13726 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
13728 2008-03-26 Andreas Schwab <schwab@suse.de>
13730 * doc/invoke.texi: Fix use of @item vs. @itemx.
13732 2008-03-26 Tom Tromey <tromey@redhat.com>
13734 * Makefile.in (build/gensupport.o, build/print-rtl.o,
13735 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
13736 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
13737 build/gencodes.o, build/genconditions.o, build/genconfig.o,
13738 build/genconstants.o, build/genemit.o, build/genextract.o,
13739 build/genflags.o, build/genmddeps.o, build/genopinit.o,
13740 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
13743 2008-03-26 Richard Guenther <rguenther@suse.de>
13746 2008-03-26 Richard Guenther <rguenther@suse.de>
13748 * fold-const.c (target.h): Include.
13749 (fold_comparison): Fold comparison of addresses of two decls
13750 that bind locally. Consolidate address folding code.
13752 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13754 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
13755 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
13756 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
13757 dconstsqrt2, dconstthird, dconste and/or dconst10.
13758 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
13759 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
13760 dconstsqrt2, dconste): Delete.
13761 (init_emit_once): Likewise. Simplify initializing dconstm1.
13763 * real.c (get_real_const): New.
13764 * real.h (dconst3, dconst10, dconstm2, dconstthird,
13765 dconstsqrt2, dconste): Delete.
13766 (real_value_const, get_real_const): New.
13768 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
13770 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
13772 * config/i386/i386.c (ix86_function_arg_boundary): Check
13773 BIGGEST_ALIGNMENT instead of 128.
13774 (setup_incoming_varargs_64): Likewise.
13776 2008-03-26 Tom Tromey <tromey@redhat.com>
13778 * Makefile.in (DEPFILES): Add missing '/'.
13780 2008-03-26 Richard Guenther <rguenther@suse.de>
13782 * fold-const.c (target.h): Include.
13783 (fold_comparison): Fold comparison of addresses of two decls
13784 that bind locally. Consolidate address folding code.
13786 2008-03-26 Nick Clifton <nickc@redhat.com>
13789 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
13790 not allow INT+INT as a legitimate addressing mode.
13792 2008-03-26 Richard Guenther <rguenther@suse.de>
13794 * tree-flow.h (widen_bitfield): Remove declaration.
13795 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
13796 (widen_bitfield): Remove function.
13797 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
13800 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13803 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
13806 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
13808 PR rtl-optimization/35232
13809 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
13810 (forget_old_reloads_1, forget_marked_reloads): Don't clear
13811 reg_reloaded_call_part_clobbered here.
13812 (reload_regs_reach_end_p): New function.
13813 (reload_reg_rtx_for_input): New variable.
13814 (reload_reg_rtx_for_output): Likewise.
13815 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
13816 when reassigning a pseudo register. Load reloadreg from
13817 reload_reg_rtx_for_input, moving the mode and register
13819 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
13820 instead of the original when deciding whether an input reload
13821 would be a no-op or whether an output reload can be deleted.
13822 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
13823 when setting up new_spill_reg_store. Load it from
13824 reload_reg_rtx_for_output, moving the mode and register
13826 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
13827 instead of the original when deciding whether an output reload
13828 would be a no-op. Do the same when modifying insn notes.
13829 Use rtx_equal_p instead of == to compare the registers.
13830 (inherit_piecemeal_p): Take a mode and two register numbers
13832 (emit_reload_insns): Clear new_spill_reg_store for every hard
13833 register in the reload register. Remove spill registers
13834 from reg_reloaded_valid before considering whether to record
13835 inheritance information for them. Use reload_reg_rtx_for_output
13836 instead of reg_rtx when recording output reloads. Use
13837 reload_reg_rtx_for_input instead of reg_rtx when recording
13838 input reloads. Set or clear reg_reloaded_call_part_clobbered
13839 at the same time as setting reg_reloaded_valid.
13840 (delete_output_reload): Add a new_reload_reg parameter and use it
13841 instead of rld[j].reg_rtx.
13842 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
13845 2008-03-25 Tom Tromey <tromey@redhat.com>
13847 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
13848 (build/genattr.o): Likewise.
13849 (build/genattrtab.o): Likewise.
13850 (build/gencodes.o): Likewise.
13851 (build/genconfig.o): Likewise.
13852 (build/genconstants.o): Likewise.
13853 (build/genemit.o): Likewise.
13854 (build/genextract.o): Likewise.
13855 (build/genflags.o): Likewise.
13857 2008-03-25 Bob Wilson <bob.wilson@acm.org>
13859 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
13860 instead of size_int for integer types.
13861 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
13862 to match type of MINUS_EXPR.
13864 2008-03-25 Tom Tromey <tromey@redhat.com>
13866 * configure: Rebuilt.
13867 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
13870 2008-03-25 Tom Tromey <tromey@redhat.com>
13872 * config/x-solaris (host-solaris.o): Update.
13873 * config/x-linux (host-linux.o): Update.
13874 * config/x-hpux (host-hpux.o): Update.
13875 * config/x-darwin (host-darwin.o): Update.
13876 * config/v850/t-v850e (v850-c.o): Update.
13877 * config/v850/t-v850 (v850-c.o): Update.
13878 * config/t-vxworks (vxworks.o): Update.
13879 * config/t-sol2 (sol2-c.o, sol2.o): Update.
13880 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
13881 * config/spu/t-spu-elf (spu-c.o): Update.
13883 * config/sh/t-symbian (sh-c.o): Update.
13884 (symbian.o): Update.
13885 * config/sh/t-sh (sh-c.o): Update.
13886 * config/score/t-score-elf (score7.o, score3.o): Update.
13887 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
13888 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
13889 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
13890 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
13891 (rs6000.o): Remove.
13892 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
13893 * config/m32c/t-m32c (m32c-pragma.o): Update.
13894 * config/ia64/t-ia64 (ia64-c.o): Update.
13895 * config/i386/x-mingw32 (host-mingw32.o): Update.
13896 * config/i386/x-i386 (driver-i386.o): Update.
13897 * config/i386/x-darwin (host-i386-darwin.o): Update.
13898 * config/i386/x-cygwin (host-cygwin.o): Update.
13899 * config/i386/t-nwld (nwld.o): Update.
13900 * config/i386/t-netware (netware.o): Update.
13901 * config/i386/t-interix (winnt.o): Update.
13902 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
13903 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
13904 msformat-c.o): Update.
13905 * config/bfin/t-bfin-linux (generated_files): Add
13906 linux-sysroot-suffix.h.
13907 * config/arm/t-wince-pe (pe.o): Update.
13908 * config/arm/t-strongarm-pe (pe.o): Update.
13909 * config/arm/t-pe (pe.o): Update.
13910 * config/arm/t-arm (arm-c.o): Update.
13911 * doc/install.texi (Prerequisites): Require make 3.80.
13912 * Makefile.in: Remove .o targets.
13913 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
13914 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
13915 (simple_generated_h, simple_generated_c): Move earlier.
13916 (generated_files): New variable.
13917 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
13918 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
13919 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
13920 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
13921 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
13922 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
13923 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
13924 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
13925 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
13926 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
13927 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
13928 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
13930 (COMPILE.base, COMPILE): New variables.
13931 (%.o): New pattern rule.
13932 (ALL_HOST_OBJS): New variable.
13933 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
13934 (dummy-checksum.o, cc1-checksum.o): Remove.
13935 (DRIVER_SHLIB): New variable.
13936 (DRIVER_DEFINES): Use it.
13937 (gencondmd.c): Move out of build/.
13938 (s-conditions): Update.
13939 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
13940 (ALL_BUILD_OBJS): Likewise.
13941 (build/%.o): Use BUILDCOMPILE.
13942 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
13943 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
13944 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
13945 build/gencheck.o, build/gencodes.o, build/genconditions.o,
13946 build/genconfig.o, build/genconstants.o, build/genemit.o,
13947 build/genextract.o, build/genflags.o, build/genmddeps.o,
13948 build/genopinit.o, build/genoutput.o, build/genpeep.o,
13949 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
13950 build/gen-protos.o, build/scan.o, build/fix-header.o,
13951 build/scan-decls.o): Simplify.
13952 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
13953 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
13954 prefix.o, toplev.o): Reduce to variable setting.
13955 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
13956 ($(out_object_file), gcc-options.o): New targets.
13957 ($(ALL_HOST_OBJS)): New target. Include dependency files.
13958 * configure: Rebuilt.
13959 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
13960 * doc/sourcebuild.texi (Front End Directory): Document new variable.
13962 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
13964 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
13965 complain when we hit an error, return ERROR_MARK_NODE.
13967 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
13969 * config/sh/constraints.md (Pso, Psz): New constraints.
13970 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
13971 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
13973 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
13975 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
13976 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
13978 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
13980 * config/sh/sh.md (prefetch): Add condition for SH2A target.
13981 (prefetch_sh2a): New.
13983 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
13984 Naveen.H.S <naveen.hs@kpitcummins.com>
13986 * config/sh/constraints.md (I28): New constraint.
13987 * config/sh/sh.c (broken_move): Add support for movi20s.
13988 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
13990 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
13991 Jayant Sonar <Jayant.sonar@kpitcummins.com>
13992 Naveen.H.S <naveen.hs@kpitcummins.com>
13994 * config/sh/sh.c (SH_ATTRIBUTES): Define.
13995 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
13996 (print_operand): Handle resbank in %@ operand code.
13997 (sh_encode_section_info): New.
13998 (push_regs): Add conditions for resbank.
13999 (sh_expand_epilogue): Likewise.
14000 (sh_insert_attributes): Likewise.
14001 (sh_attribute_table): Likewise.
14002 (sh_handle_resbank_handler_attribute): New.
14003 (sh2a_handle_function_vector_handler_attribute): New.
14004 (sh2a_is_function_vector_call): New.
14005 (sh2a_get_function_vector_number): New.
14006 (sh2a_function_vector_p): New.
14007 (sh_cfun_resbank_handler_p): New.
14008 * config/sh/sh.md (calli): Emit jsr/n if possible.
14009 (calli_tbr_rel): New.
14010 (calli_pcrel): Emit jsr/n if possible.
14011 (return_i): Emit rts/n if possible.
14012 (call_valuei_tbr_rel): New.
14013 (call_valuei_pcrel): Add condition for SH2A target.
14014 (call_value): Likewise.
14015 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
14016 (sh2a_get_function_vector_number): Likewise.
14017 (sh2a_is_function_vector_call): Likewise.
14018 * doc/extend.texi: Document TBR relative addressing of SH2A.
14019 (resbank): Add description for SH2A.
14021 2008-03-24 Richard Guenther <rguenther@suse.de>
14024 * gimplify.c (gimplify_modify_expr): For frontend type-correct
14025 pointer assignments change conversions according to middle-end rules.
14026 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
14027 * configure.ac: Include type checking in yes.
14028 * configure: Regenerate.
14030 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14032 * diagnostic.c (diagnostic_count_diagnostic): Delete.
14033 (diagnostic_report_diagnostic): Update. Handle ICEs here.
14035 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
14037 * gthr-vxworks.h (UNUSED): Define.
14039 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
14041 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
14043 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
14045 * doc/extend.texi (Function Attributes): Add missing comma in the
14046 example of the "alloc_size" attribute.
14048 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
14051 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
14053 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14056 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
14059 * stor-layout.c (update_alignment_for_field): Set minimum alignment
14060 of the underlying type of a MS bitfield layout to the natural
14061 alignment of the type.
14063 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14065 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14066 to their natural alignment to avoid store forwarding stalls.
14068 2008-03-22 Richard Guenther <rguenther@suse.de>
14070 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
14071 For PHI nodes verify the address is invariant.
14072 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
14073 (get_symbol_constant_value): Use is_gimple_min_invariant.
14074 (maybe_fold_stmt_indirect): Likewise.
14076 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
14078 PR rtl-optimization/33927
14079 * Makefile.in (dse.o): Depend on $(TM_P_H).
14080 * expr.h (extract_low_bits): Declare.
14081 * expmed.c (extract_low_bits): New function.
14082 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
14083 * dse.c: Include tm_p.h.
14084 (find_shift_sequence): Remove the read_reg argument and return the
14085 read value. Emit the instructions instead of returning them.
14086 Iterate on new_mode rather than calculating it each time.
14087 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
14088 source to NEW_MODE and extract_low_bits to convert the shifted
14089 value to READ_MODE.
14090 (replace_read): Allow the load and store to have different mode
14091 classes. Use extract_low_bits when SHIFT == 0. Create the shift
14092 or extraction instructions before trying the replacement. Update
14093 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
14095 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14097 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14098 to their natural alignment to avoid store forwarding stalls.
14100 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14103 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
14104 encouraging but not allowing gprs for input;
14105 change the input constraint to !f#r.
14106 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
14108 change the output constraint to !f#r.
14110 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
14113 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
14114 corresponding post-reload splitters.
14115 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
14116 when x87 FP math is selected.
14117 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
14118 New function prototype.
14119 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
14120 unreachable function to ease macroization of insn patterns.
14122 2008-03-21 Martin Jambor <mjambor@suse.cz>
14124 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
14125 reference dumps if ddr is NULL or dependence is unknown.
14127 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
14129 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
14130 unsigned extension into account.
14131 (ATOMIC_COMPARE_AND_SWAP): Likewise.
14132 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
14133 Do computations on a scratch register.
14135 2008-03-21 Richard Guenther <rguenther@suse.de>
14137 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14138 Use is_gimple_min_invariant instead of TREE_INVARIANT.
14139 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
14140 * tree-ssa-dom.c (record_equality): Likewise.
14141 * tree-inline.c (copy_body_r): Likewise.
14142 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
14145 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
14147 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
14148 as 'delete_unused' argument.
14150 2008-03-20 Richard Guenther <rguenther@suse.de>
14152 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
14153 special casing of constant qualifiers.
14154 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
14155 care about them in general.
14156 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
14157 regardless of their type.
14158 (fold_stmt_r): Forcefully fold *& if we end up with that.
14160 2008-03-20 Paul Brook <paul@codesourcery.com>
14162 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
14163 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
14165 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
14167 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
14168 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
14170 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
14172 * common.opt (Wmudflap): New option.
14173 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
14174 (mx_register_decls): Likewise.
14175 (mudflap_finish_file): Likewise.
14176 * doc/invoke.texi: Document -Wno-mudflap.
14178 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
14180 * c-format.c (replace_format_name_to_system_name): New.
14181 (cmp_attribs): New.
14182 (convert_format_name_to_system_name): New.
14183 (decode_format_attr): Add use of convert_format_name_to_system_name.
14184 (format_types_orig): Add gnu_ prefix to names.
14185 (check_format_info_main): Special treating of \0 escaped names for
14186 supporting multi-character format specifiers as I32, I64.
14187 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
14188 (gnu_target_overrides_format_attributes): New.
14189 * c-format.h: Add structure target_ovr_attr to hold
14190 system specific formatter names.
14191 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
14192 msformat-c.o file to c_target_objs and cxx_target_objs.
14193 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
14194 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
14195 (TARGET_N_FORMAT_TYPES): New.
14196 * config/i386/msformat-c.c: New.
14197 * config/i386/t-cygming: Add build rule for msformat-c.o.
14198 * doc/extend.texi: Add new format names gnu_* and ms_* and
14200 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
14202 2008-03-20 Ira Rosen <irar@il.ibm.com>
14204 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
14205 optimizations turned on under -O3.
14206 (ftree-vectorize): Add that the flag is turned on with -O3.
14208 2008-03-20 Ben Elliston <bje@au.ibm.com>
14210 * regmove.c (try_auto_increment): Fix spelling error in comment.
14211 * final.c (final_scan_insn): Likewise.
14213 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
14216 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
14217 allocator preferences for "y" and "r" class registers.
14218 ("*mov<mode>_internal"): Ditto.
14219 ("*movv2sf_internal_rex64"): Ditto.
14220 ("*movv2sf_internal"): Ditto.
14222 2008-03-19 Michael Matz <matz@suse.de>
14224 PR middle-end/35616
14225 * calls.c (expand_call): Check overlap of arguments with call
14226 address for sibcalls.
14228 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
14231 * stor-layout.c (update_alignment_for_field): Set minimum alignment
14232 of the underlying type of a MS bitfield layout to the natural
14233 alignment of the type.
14235 2008-03-19 Jan Hubicka <jh@suse.cz>
14238 * toplev.c (decode_d_option): Handle all CPP flags.
14239 * tree-vrp.c: Update tree_pass descriptors.
14240 * regrename.c: Update tree_pass descriptors.
14241 * fwprop.c: Update tree_pass descriptors.
14242 * doc/invoke.texi: Remove documentation of dropped -d? flags.
14243 * tree-into-ssa.c: Update tree_pass descriptors.
14244 * tree-dump.c: Update tree_pass descriptors.
14245 * tree-complex.c: Update tree_pass descriptors.
14246 * tree-dump.h: Update tree_pass descriptors.
14247 * see.c: Update tree_pass descriptors.
14248 * cgraphbuild.c: Update tree_pass descriptors.
14249 * tracer.c: Update tree_pass descriptors.
14250 * tree-loop-distribution.c: Update tree_pass descriptors.
14251 * cgraph.c: Update tree_pass descriptors.
14252 * postreload-gcse.c: Update tree_pass descriptors.
14253 * postreload.c: Update tree_pass descriptors.
14254 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
14255 * tree-tailcall.c: Update tree_pass descriptors.
14256 * tree-pass.h (tree_opt_pass): Rename to ...
14257 (opt_pass) ... this one; add "type" field and remove letter field.
14258 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
14259 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
14260 all_lowering_passes): Update declaration.
14261 * ipa-cp.c: Update tree_pass descriptors.
14262 * final.c: Update tree_pass descriptors.
14263 * omp-low.c: Update tree_pass descriptors.
14264 * tree-ssa-dse.c: Update tree_pass descriptors.
14265 * ipa-reference.c: Update tree_pass descriptors.
14266 * tree-ssa-uncprop.c: Update tree_pass descriptors.
14267 * auto-inc-dec.c: Update tree_pass descriptors.
14268 * reorg.c: Update tree_pass descriptors.
14269 * cgraphunit.c: Update tree_pass descriptors.
14270 * tree-ssa-copyrename.c: Update tree_pass descriptors.
14271 * tree-ssa-ccp.c: Update tree_pass descriptors.
14272 * df-core.c: Update tree_pass descriptors.
14273 * mode-switching.c: Update tree_pass descriptors.
14274 * tree-nomudflap.c: Update tree_pass descriptors.
14275 * modulo-sched.c: Update tree_pass descriptors.
14276 * ipa-pure-const.c: Update tree_pass descriptors.
14277 * cse.c: Update tree_pass descriptors.
14278 * web.c: Update tree_pass descriptors.
14279 * tree-stdarg.c: Update tree_pass descriptors.
14280 * tree-ssa-math-opts.c: Update tree_pass descriptors.
14281 * tree-ssa-dom.c: Update tree_pass descriptors.
14282 * tree-nrv.c: Update tree_pass descriptors.
14283 * tree-ssa-alias.c: Update tree_pass descriptors.
14284 * loop-init.c: Update tree_pass descriptors.
14285 * gimple-low.c: Update tree_pass descriptors.
14286 * ipa-inline.c: Update tree_pass descriptors.
14287 * tree-ssa-sink.c: Update tree_pass descriptors.
14288 * global.c: Update tree_pass descriptors.
14289 * ifcvt.c: Update tree_pass descriptors.
14290 * jump.c: Update tree_pass descriptors.
14291 * predict.c: Update tree_pass descriptors.
14292 * tree-ssa-loop.c: Update tree_pass descriptors.
14293 * recog.c: Update tree_pass descriptors.
14294 * dse.c: Update tree_pass descriptors.
14295 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
14296 * tree-eh.c: Update tree_pass descriptors.
14297 * regmove.c: Update tree_pass descriptors.
14299 * function.c: Update tree_pass descriptors.
14300 * tree-vectorizer.c: Update tree_pass descriptors.
14301 * gcse.c: Update tree_pass descriptors.
14302 * ipa-type-escape.c: Update tree_pass descriptors.
14303 * tree-if-conv.c: Update tree_pass descriptors.
14304 * init-regs.c: Update tree_pass descriptors.
14305 * ipa.c: Update tree_pass descriptors.
14306 * tree-ssa-phiopt.c: Update tree_pass descriptors.
14307 * rtl-factoring.c: Update tree_pass descriptors.
14308 * lower-subreg.c: Update tree_pass descriptors.
14309 * bt-load.c: Update tree_pass descriptors.
14310 * tree-dfa.c: Update tree_pass descriptors.
14311 * except.c: Update tree_pass descriptors.
14312 * emit-rtl.c: Update tree_pass descriptors.
14313 * cfgexpand.c: Update tree_pass descriptors.
14314 * tree-cfgcleanup.c: Update tree_pass descriptors.
14315 * cfgcleanup.c: Update tree_pass descriptors.
14316 * tree-ssa-pre.c: Update tree_pass descriptors.
14317 * tree-sra.c: Update tree_pass descriptors.
14318 * tree-mudflap.c: Update tree_pass descriptors.
14319 * tree-ssa-copy.c: Update tree_pass descriptors.
14320 * cfglayout.c: Update tree_pass descriptors.
14321 * tree-ssa-forwprop.c: Update tree_pass descriptors.
14322 * tree-ssa-dce.c: Update tree_pass descriptors.
14323 * tree-ssa.c: Update tree_pass descriptors.
14324 * regclass.c: Update tree_pass descriptors.
14325 * integrate.c: Update tree_pass descriptors.
14326 * tree-optimize.c: Update tree_pass descriptors.
14327 * tree-ssa-phiprop.c: Update tree_pass descriptors.
14328 * tree-object-size.c: Update tree_pass descriptors.
14329 * combine.c: Update tree_pass descriptors.
14330 * tree-outof-ssa.c: Update tree_pass descriptors.
14331 * bb-reorder.c: Update tree_pass descriptors.
14332 * stack-ptr-mod.c: Update tree_pass descriptors.
14333 * var-tracking.c: Update tree_pass descriptors.
14334 * tree-profile.c: Update tree_pass descriptors.
14335 * tree-vect-generic.c: Update tree_pass descriptors.
14336 * reg-stack.c: Update tree_pass descriptors.
14337 * sched-rgn.c: Update tree_pass descriptors.
14338 * tree-ssa-structalias.c: Update tree_pass descriptors.
14339 * tree-cfg.c: Update tree_pass descriptors.
14340 * passes.c (current_pass): Update declaration.
14341 (finish_optimization_passes): Update.
14342 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
14343 (register_one_dump_file, register_dump_files_1, next_pass_1):
14345 (init_optimization_passes): Update handling of new types.
14346 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
14347 * ipa-struct-reorg.c: Update tree_pass descriptors.
14348 * tree-ssa-reassoc.c: Update tree_pass descriptors.
14349 * combine-stack-adj.c: Update tree_pass descriptors.
14350 * cfgrtl.c: Update tree_pass descriptors.
14351 * dce.c: Update tree_pass descriptors.
14352 * tree-ssanames.c: Update tree_pass descriptors.
14354 2008-03-19 Richard Guenther <rguenther@suse.de>
14356 PR middle-end/35609
14357 * tree-ssa.c (walk_data): New structure.
14358 (warn_uninitialized_var): If not always_executed warn with "maybe"
14360 (execute_early_warn_uninitialized): Compute post-dominators.
14361 Initialize always_executed before processing each basic block.
14363 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
14366 * config/i386/i386.c (x86_this_parameter): Calculate correct location
14367 of "this" pointer when "regparm = N" or "fastcall" is in effect.
14369 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14371 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
14373 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
14375 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
14377 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
14378 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
14379 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
14380 target after ignore has been set, and move there also the commputation
14381 of subtarget and original_target.
14382 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
14383 (LANG_HOOKS_INITIALIZER): Remove it.
14384 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
14386 2008-03-18 Richard Guenther <rguenther@suse.de>
14388 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
14389 found an expression with constants, note that in the VN for the lhs.
14390 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
14391 fold them to constants if possible. Run cleanup_cfg if done so.
14392 (execute_pre): Return todo.
14393 (do_pre): Likewise.
14394 (execute_fre): Likewise.
14395 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
14397 (get_prop_source_stmt): Look through pointer conversions.
14399 2008-03-18 Jan Hubicka <jh@suse.cz>
14401 * tree-pretty-print.c: Include predict.h.
14402 (dump_generic_node): Dump predictor.
14403 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
14404 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
14405 * gimple-low.c (lower_stmt): Likewise.
14406 * expr.c (expand_expr_real): Likewise.
14407 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
14409 (build_predict_expr, build_predict_expr): New.
14410 * predict.h (predictor_name, build_predict_expr): Update.
14411 * c-typeck.c (c_finish_bc_stmt): Add prediction.
14412 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
14413 * predict.def (PRED_CONTINUE): Update hitrate.
14414 * tree.def (PREDICT_EXPR): Define.
14415 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
14416 do not handle BIND_EXPR.
14417 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
14418 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
14419 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
14422 2008-03-18 Michael Matz <matz@suse.de>
14424 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
14426 2008-03-18 Richard Guenther <rguenther@suse.de>
14428 * tree-gimple.h (is_gimple_invariant_address): Declare.
14429 (is_gimple_constant): Likewise.
14430 * tree-gimple.c (is_gimple_constant): New function.
14431 (is_gimple_invariant_address): Likewise.
14432 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
14433 and is_gimple_invariant_address.
14434 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
14436 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
14437 an addressable base.
14439 2008-03-18 Jakub Jelinek <jakub@redhat.com>
14441 PR middle-end/35611
14442 * gimplify.c (gimplify_expr): Gimplify second operand of
14445 2008-03-17 Richard Guenther <rguenther@suse.de>
14447 PR tree-optimization/19637
14448 * fold-const.c (fold_unary): Remove restrictions of removing
14449 intermediate pointer-conversions (P2)(P1)P0.
14450 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
14451 conversion to void pointer.
14452 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
14454 2008-03-16 James E. Wilson <wilson@tuliptree.org>
14457 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
14458 emulated thread local variables.
14460 2008-03-16 Richard Guenther <rguenther@suse.de>
14462 PR middle-end/35607
14463 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
14464 expand TREE_INVARIANT operations that are not gimple invariant.
14466 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
14468 * doc/extend.texi (Alignment): Say that the ABI controls
14469 the __alignof__ for non-strict-alignment targets rather
14470 than being a recommendation.
14472 2008-03-15 Paul Brook <paul@codesourcery.com>
14474 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
14476 (arm_output_fn_unwind): Mark functions that can not be unwound.
14478 2008-03-15 Paul Brook <paul@codesourcery.com>
14480 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
14481 extension instructions.
14483 2008-03-15 Richard Guenther <rguenther@suse.de>
14485 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
14486 and fold constant aggregate refs.
14487 (fold_const_aggregate_ref): Handle string constants
14488 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
14489 (evaluate_stmt): Simplify now that ccp_fold folds constant
14492 2008-03-15 Paul Brook <paul@codesourcery.com>
14494 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
14495 (extzv): Use gen_extzv_t2.
14496 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
14498 2008-03-15 Richard Guenther <rguenther@suse.de>
14500 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
14501 (fold_const_aggregate_ref): Likewise.
14502 (get_value): Return NULL if we don't have any values.
14503 (ccp_finalize): Set const_val to NULL after freeing it.
14504 * tree-flow.h (get_symbol_constant_value): Declare.
14505 (fold_const_aggregate_ref): Likewise.
14506 * tree-ssa-sccvn.c (try_to_simplify): Use them.
14508 2008-03-15 Richard Guenther <rguenther@suse.de>
14510 PR middle-end/35593
14511 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
14512 to not produce negative array indices if not allowed. Add
14513 parameter to indicate that.
14514 (maybe_fold_offset_to_component_ref): Allow negative array
14515 indices only for the first member of a structure.
14516 (maybe_fold_offset_to_reference): Allow negative array indices.
14517 (maybe_fold_stmt_addition): Likewise.
14519 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
14520 Anatoly Sokolov <aesok@post.ru>
14522 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
14523 (avr_arch): Add ARCH_AVR6.
14524 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
14525 (initial_elimination_offset): Initialize and use 'avr_pc_size'
14526 instead of fixed value 2.
14527 (print_operand_address): Use gs() asm specifier instead of pm().
14528 (avr_assemble_integer): (Ditto.).
14529 (avr_output_addr_vec_elt): (Ditto.).
14530 (print_operand): Handle "!" code.
14531 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
14532 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
14533 (AVR_HAVE_EIJMP_EICALL): Define.
14534 (AVR_3_BYTE_PC): Redefine.
14535 (AVR_2_BYTE_PC): (Ditto.).
14536 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
14537 (LINK_SPEC): Add atmega2560 and atmega2561.
14538 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
14540 * config/avr/avr.md (call_insn): Use eicall instead of icall
14541 for 3 byte PC devices.
14542 (call_value_insn): (Ditto.).
14543 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
14544 (indirect_jump): Use only for for 2 byte PC devices.
14545 (*tablejump): (Ditto.).
14546 (*indirect_jump_avr6): Add insn.
14547 (*tablejump_rjmp): Don't use for 3 byte PC devices.
14548 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
14549 instead of ijmp for 3 byte PC devices.
14550 (__tablejump2__): (Ditto.).
14551 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
14552 (MULITLIB_DIRNAMES): (Ditto.).
14553 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
14555 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
14557 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
14558 "sse2_umulsidi3". Use V1DI mode for operand 0.
14559 ("mmx_psadbw"): Use V1DI mode for operand 0.
14560 * config/i386/i386-modes.def (V1SI): New vector mode.
14561 * config/i386/i386.c (struct builtin_description)
14562 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
14563 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
14564 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
14565 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
14566 v1di_ftype_v8qi_v8qi type.
14567 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
14569 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
14570 __builtin_ia32_pmuludq]: Fix the mode of return value.
14572 2008-03-15 Richard Guenther <rguenther@suse.de>
14574 PR middle-end/35595
14575 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
14578 2008-03-14 Bob Wilson <bob.wilson@acm.org>
14580 * doc/invoke.texi (Option Summary, Xtensa Options): Document
14581 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
14582 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
14583 unless TARGET_SERIALIZE_VOLATILE is enabled.
14584 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
14585 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
14586 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
14588 2008-03-14 Richard Guenther <rguenther@suse.de>
14590 PR tree-optimization/34172
14591 * tree-flow.h (refs_may_alias_p): Declare.
14592 (get_single_def_stmt): Likewise.
14593 (get_single_def_stmt_from_phi): Likewise.
14594 (get_single_def_stmt_with_phi): Likewise.
14595 * tree-dfa.c (refs_may_alias_p): New function.
14596 (get_single_def_stmt): Likewise.
14597 (get_single_def_stmt_from_phi): Likewise.
14598 (get_single_def_stmt_with_phi): Likewise.
14599 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
14600 (vn_reference_lookup_1): New helper function.
14601 (vn_reference_lookup): Walk the virtual use-def chain to
14602 continue searching for a match if the def does not alias the
14603 reference we are looking for.
14605 2008-03-14 David Edelsohn <edelsohn@gnu.org>
14607 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
14608 archive and Perzl. Update The Written Word listing.
14610 2008-03-14 Richard Guenther <rguenther@suse.de>
14612 PR tree-optimization/34043
14613 PR tree-optimization/33989
14614 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
14616 (bitmap_find_leader): Use extra argument to verify dominance
14617 relationship inside a basic-block.
14618 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
14619 (find_leader_in_sets): Adjust.
14620 (create_component_ref_by_pieces): Take extra argument for
14621 dominance check, handle lookup failures.
14622 (find_or_generate_expression): Likewise.
14623 (create_expression_by_pieces): Likewise.
14624 (insert_into_preds_of_block): Adjust.
14625 (create_value_expr_from): If asked for, verify all operands
14626 are in the blocks AVAIL_OUT set.
14627 (make_values_for_stmt): Check for SSA_NAMEs that are life
14628 over an abnormal edge.
14629 (compute_avail): Remove such check.
14630 (do_SCCVN_insertion): New function.
14631 (eliminate): If we do not find a leader suitable for replacement
14632 insert a replacement expression from SCCVN if available.
14633 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
14634 (struct vn_ssa_aux): Add needs_insertion flag.
14635 * tree-ssa-sccvn.c (may_insert): New global flag.
14636 (copy_reference_ops_from_ref): Value-number union member access
14637 based on its size, not type and member if insertion is allowed.
14638 (visit_reference_op_load): For a weak match from union type
14639 punning lookup a view-converted value and insert a SSA_NAME
14640 for that value if that is not found.
14641 (visit_use): Make dumps shorter. Do not disallow value numbering
14642 SSA_NAMEs that are life over an abnormal edge to constants.
14643 (free_scc_vn): Release inserted SSA_NAMEs.
14644 (run_scc_vn): New flag to specify whether insertion is allowed.
14645 Process SSA_NAMEs in forward order.
14646 * tree-ssa-loop-im.c (for_each_index): Handle invariant
14647 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
14648 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
14649 pointer type to/from integral types that do not change the
14650 precision to regular conversions.
14652 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
14654 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
14655 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
14656 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
14657 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
14658 input arguments and the mode of return value. Built-in functions
14659 that operate on whole 64-bit MMX register now use V1DI mode.
14661 2008-03-13 Alon Dayan <alond@il.ibm.com>
14662 Olga Golovanevsky <olga@il.ibm.com>
14664 PR tree-optimization/35041
14665 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
14666 to locate the right position in a statement.
14668 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
14672 * config/i386/xmmintrin.h: Change all static inline functions to
14673 extern inline and add __gnu_inline__ attribute.
14674 * config/i386/bmintrin.h: Ditto.
14675 * config/i386/smmintrin.h: Ditto.
14676 * config/i386/tmmintrin.h: Ditto.
14677 * config/i386/mmintrin-common.h: Ditto.
14678 * config/i386/ammintrin.h: Ditto.
14679 * config/i386/emmintrin.h: Ditto.
14680 * config/i386/pmmintrin.h: Ditto.
14681 * config/i386/mmintrin.h: Ditto.
14682 * config/i386/mm3dnow.h: Ditto.
14684 2008-03-13 Jakub Jelinek <jakub@redhat.com>
14686 PR middle-end/35185
14687 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
14688 (lower_omp_2): New function.
14689 (lower_omp_1, lower_omp): Rewritten.
14691 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
14694 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
14695 with the phrase "Microsoft Windows compilers".
14696 (Push/Pop Macro Pragmas): New subsection. Document
14697 #pragma push_macro and pragma pop_macro.
14699 2008-03-12 Paul Brook <paul@codesourcery.com>
14701 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
14703 2008-03-12 Paul Brook <paul@codesourcery.com>
14705 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
14706 (thumb2_alusi3_short): Exclude PLUS and MINUS.
14707 (thumb2_addsi_shortim): Rename ...
14708 (thumb2_addsi_short): ... to this. Allow register operands.
14709 (thumb2_subsi_short): New pattern.
14710 (thumb2_one_cmplsi2_short,
14711 thumb2_negsi2_short): New patterns and peepholes.
14713 2008-03-12 Paul Brook <paul@codesourcery.com>
14715 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
14717 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
14719 * config/i386/i386.md (int_cond): New code iterator.
14721 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
14722 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
14723 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
14724 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
14725 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
14726 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
14727 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
14728 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
14730 2008-03-12 Paul Brook <paul@codesourcery.com>
14732 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
14733 instead of {arm,thumb}_compute_save_reg_mask.
14734 (output_return_instruction): Ditto.
14735 (thumb_unexpanded_epilogue): Ditto.
14736 (thumb1_expand_prologue): Ditto.
14737 (thumb1_output_function_prologue): Ditto.
14738 (arm_set_return_address): Ditto.
14739 (thumb_set_return_address): Ditto.
14740 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
14741 regs to achieve stack alignment.
14742 (thumb1_compute_save_reg_mask): Fix compiler warning.
14743 (arm_output_epilogue): Use offsets->saved_regs_mask.
14744 Adjust stack pointer by poping call clobered registers.
14745 (arm_expand_prologue): Use offsets->saved_regs_mask.
14746 Adjust stack pointer by pushing extra registers.
14747 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
14749 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
14752 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
14753 conversion to the operands of a multiplication.
14755 2008-03-12 Richard Guenther <rguenther@suse.de>
14757 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
14758 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
14759 * timevar.def (TV_TREE_PHIPROP): Add.
14760 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
14761 pass description. Use TV_TREE_PHIPROP.
14762 * tree-ssa-forwprop.c: Remove phiprop code.
14764 2008-03-12 Jakub Jelinek <jakub@redhat.com>
14766 PR middle-end/35549
14767 * omp-low.c (maybe_lookup_decl): Constify first argument.
14768 (use_pointer_for_field): Change last argument from bool to
14769 omp_context *. Disallow shared copy-in/out in nested
14770 parallel if decl is shared in outer parallel too.
14771 (build_outer_var_ref, scan_sharing_clauses,
14772 lower_rec_input_clauses, lower_copyprivate_clauses,
14773 lower_send_clauses, lower_send_shared_vars): Adjust callers.
14775 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
14776 Ira Rosen <irar@il.ibm.com>
14778 * tree-vectorizer.c (free_stmt_vec_info): New function.
14779 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
14780 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
14781 * tree-vectorizer.h (free_stmt_vec_info): Declare.
14782 * tree-vect-transform.c (vectorizable_conversion): Free
14783 vec_oprnds0 if it was allocated.
14784 (vect_permute_store_chain): Remove unused VECs.
14785 (vectorizable_store): Free VECs that are allocated in the..
14787 (vect_transform_strided_load, vectorizable_load): Likewise.
14788 (vect_remove_stores): Simplify the code.
14789 (vect_transform_loop): Move code to vect_remove_stores().
14790 Call vect_remove_stores() and free_stmt_vec_info().
14792 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14794 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
14795 TARGET_HPUX. Revise comment.
14796 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
14797 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
14798 Use sr4 variant of `be' instruction when not generating PIC code.
14799 (attr_length_call): Adjust for above change.
14801 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14803 * ipa-reference.c (static_execute): Remove module_statics_const and
14804 associated setting code.
14806 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
14809 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
14810 predicate for operand 1.
14811 (paritysi2_cmp): Use register_operand predicate for operand 2.
14812 Use earlyclobber modifier for operand 1. Remove support for
14814 (paritydi2_cmp): Use register_operand predicate for operand 3.
14815 Use earlyclobber modifier for operand 1. Remove support for
14818 2008-03-11 Paul Brook <paul@codesourcery.com>
14819 Vladimir Prus <vladimir@codesourcery.com>
14821 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
14822 (arm_compute_save_reg0_reg12_mask): Always
14823 check if register 11 must be saved. Always safe hard frame pointer
14824 when frame_pointer_needeed.
14825 (arm_compute_save_reg_mask): Save IP and PC
14826 only with apcs frames.
14827 (arm_output_epilogue): Adjust Thumb2 codepath to
14828 be also invoked and work for ARM non-apcs frames.
14829 (arm_expand_prologue): Don't bother saving IP
14830 for non-apcs frame, since it's not clobbered by
14831 prologue code. Implement non-apcs frame
14834 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
14836 PR rtl-optimization/35281
14837 * expr.c (convert_move): Use a new pseudo for the intermediate
14838 from_mode->word_mode result.
14840 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
14842 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
14843 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
14844 * toplev.c (compile_file): Don't call it.
14846 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
14848 PR middle-end/35526
14849 * expr.c (store_expr): Call emit_block_move if the mode
14850 of "temp" RTX is BLKmode.
14852 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14853 Richard Guenther <rguenther@suse.de>
14855 PR tree-optimization/31358
14856 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
14857 the step with a NULL_TREE.
14858 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
14859 to sizetype if type is a pointer type.
14860 (add_candidate_1): Don't convert the base and step to
14861 the generic type if the orginal type is a pointer type.
14862 (add_iv_value_candidates): Use sizetype for the step
14863 if type is a pointer type.
14864 (cand_value_at): Likewise.
14865 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
14867 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
14868 Don't convert the tem affine to the type.
14869 (add_elt_to_tree): Use sizetype for the step if a pointer.
14870 Use POINTER_PLUS_EXPR for pointers.
14871 (aff_combination_to_tree): Use sizetype for the step if a
14874 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
14876 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
14877 Remove commutativity hint.
14879 2008-03-10 Jakub Jelinek <jakub@redhat.com>
14883 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
14884 errorneous type. Check that v is a VAR_DECL.
14886 PR middle-end/35099
14887 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
14889 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
14891 PR tree-optimization/35494
14892 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
14893 may be overriden at link and run time.
14895 2008-03-10 Richard Guenther <rguenther@suse.de>
14897 PR tree-optimization/34677
14898 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
14899 (poolify_tree): Likewise.
14900 (modify_expr_template): Likewise.
14901 (poolify_modify_stmt): Likewise.
14902 (insert_fake_stores): Handle all component-ref style stores
14903 in addition to INDIRECT_REF. Also handle complex types.
14904 Do not poolify the inserted load.
14905 (realify_fake_stores): Do not rebuild the tree but only
14906 make it a SSA_NAME copy.
14907 (init_pre): Remove initialzation of modify_expr_template.
14908 Do not allocate modify_expr_node_pool.
14909 (fini_pre): Do not free modify_expr_node_pool.
14911 2008-03-10 Paul Brook <paul@codesourcery.com>
14913 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
14914 to avoid conflicts.
14916 2008-03-10 Paul Brook <paul@codesourcery.com>
14917 Mark Shinwell <shinwell@codesourcery.com>
14919 * config/arm/cortex-r4.md: New.
14920 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
14922 * config/arm/arm.md: Include cortex-r4.md.
14923 (insn): Add smmls, sdiv and udiv values.
14924 (generic_sched): Don't use generic scheduling for Cortex-R4.
14925 (arm_issue_rate): New function.
14926 (TARGET_SCHED_ISSUE_RATE): Define.
14928 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
14930 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
14932 2008-03-10 Richard Guenther <rguenther@suse.de>
14934 * tree-ssa-pre.c (get_sccvn_value): Simplify.
14935 (compute_avail): Do not add stmt uses to AVAIL_OUT.
14937 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
14939 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
14940 Set default to true.
14942 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14944 * c.opt (Wsynth): Deprecate.
14945 * doc/invoke.texi (Option Summary, Warning Options): Document
14946 -Wno-format-contains-nul.
14948 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
14951 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
14952 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
14954 2008-03-09 Ira Rosen <irar@il.ibm.com>
14956 * config/rs6000/rs6000.c (builtin_description): Rename vector
14957 left shift operations.
14958 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
14959 (altivec_vsl<VI_char>): Rename to ...
14960 (ashl<mode>3): ... new name.
14961 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
14963 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
14965 2008-03-08 Richard Guenther <rguenther@suse.de>
14967 * coverage.h (tree_coverage_counter_addr): Declare.
14968 * coverage.c (tree_coverage_counter_addr): New function.
14969 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
14970 before using again.
14971 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
14972 (tree_gen_one_value_profiler): Likewise.
14973 (tree_gen_ic_profiler): Likewise.
14974 (tree_gen_average_profiler): Likewise.
14975 (tree_gen_ior_profiler): Likewise.
14977 2008-03-08 Richard Guenther <rguenther@suse.de>
14979 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
14980 (vn_binary_op_insert): Likewise.
14981 (vn_unary_op_lookup): Likewise.
14982 (vn_unary_op_insert): Likewise.
14983 (vn_nary_op_lookup): Declare.
14984 (vn_nary_op_insert): Likewise.
14985 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
14986 and binary hashes, use a single obstack for unary_op_pool
14987 and binary_op_pool.
14988 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
14989 a single struct vn_nary_op_s. Store tree code length and
14990 a variable number of operands.
14991 (struct vn_reference_op_struct): Remove unused op2.
14992 (vn_reference_op_eq): Do not compare op2.
14993 (vn_reference_op_compute_hash): Do not compute hash of op2.
14994 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
14995 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
14996 with vn_nary_op_compute_hash.
14997 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
14998 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
15000 (vn_unary_op_insert, vn_binary_op_insert): Replace with
15002 (visit_unary_op): Call nary functions.
15003 (visit_binary_op): Likewise.
15004 (process_scc): Adjust for struct vn_tables_s changes.
15005 (allocate_vn_table): Likewise.
15006 (free_vn_table): Likewise.
15007 * tree-vn.c (vn_add): Call nary functions.
15008 (vn_lookup): Likewise.
15010 2008-03-08 Jakub Jelinek <jakub@redhat.com>
15013 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
15014 wdst back after sync_compare_and_swapqhi_internal.
15016 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
15019 * config/i386/i386-modes.def (V1DI): New vector mode.
15020 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
15021 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
15022 (MMXMODE248): Ditto.
15023 (MMXMODE): Add V1DI mode.
15024 (mmxvecsize): Change DI mode to V1DI mode.
15025 ("mov<mode>): Use MMXMODEI8 mode iterator.
15026 ("*mov<mode>_internal_rex64"): Ditto.
15027 ("*mov<mode>_internal"): Ditto.
15028 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
15029 ("mmx_sub<mode>3"): Ditto.
15030 ("mmx_adddi3"): Remove insn pattern.
15031 ("mmx_subdi3"): Ditto.
15032 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
15033 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
15034 ("mmx_ashl<mode>3"): Ditto.
15035 ("mmx_lshrdi3"): Remove insn pattern.
15036 ("mmx_ashldi3"): Ditto.
15037 * config/i386/i386.c (classify_argument): Handle V1DImode.
15038 (function_arg_advance_32): Ditto.
15039 (function_arg_32): Ditto.
15040 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
15041 mmx_addv1di3 insn pattern.
15042 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
15043 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
15044 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
15045 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
15046 Remove definitions of built-in functions.
15047 (V1DI_type_node): New node.
15048 (v1di_ftype_v1di_int): Ditto.
15049 (v1di_ftype_v1di_v1di): Ditto.
15050 (v2si_ftype_v2si_si): Ditto.
15051 (v4hi_ftype_v4hi_di): Remove node.
15052 (v2si_ftype_v2si_di): Ditto.
15053 (ix86_init_mmx_sse_builtins): Handle V1DImode.
15054 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
15055 Redefine builtins using def_builtin_const with *_ftype_*_int node.
15056 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
15057 Add new builtins using def_builtin_const.
15058 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
15059 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
15060 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
15061 * config/i386/mmintrin.h (__v1di): New typedef.
15062 (_mm_add_si64): Cast arguments to __v1di type.
15063 (_mm_sub_si64): Ditto.
15064 (_mm_sll_pi16): Cast __count to __v4hi type.
15065 (_mm_sll_pi32): Cast __count to __v2si type.
15066 (_mm_sll_si64): Cast arguments to __v1di type.
15067 (_mm_srl_pi16): Cast __count to __v4hi type.
15068 (_mm_srl_pi32): Cast __count to __v2si type.
15069 (_mm_srl_si64): Cast arguments to __v1di type.
15070 (_mm_sra_pi16): Cast __count to __v4hi type.
15071 (_mm_sra_pi32): Cast __count to __v2si type.
15072 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
15073 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
15074 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
15075 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
15076 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
15077 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
15078 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
15079 (_mm_srai_pi32): Use __builtin_ia32_psradi.
15080 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
15081 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
15082 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
15083 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
15085 2008-03-07 Joseph Myers <joseph@codesourcery.com>
15087 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
15089 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
15092 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
15093 reg+const addressing for Altivec modes. Don't generate reg+reg
15094 addressing for TFmode or TDmode quantities.
15096 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
15098 * c-common.c (vector_types_convertible_p): Call langhook
15099 instead of comptypes.
15101 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15104 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
15105 integral and scalar float variables which have a
15108 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
15110 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
15111 dwarf_register_span hook when emitting unwind information for
15112 register-to-memory saves.
15113 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
15114 (rs6000_frame_related): Remove call to spe_synthesize_frame.
15116 2008-03-06 Jakub Jelinek <jakub@redhat.com>
15118 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
15119 for the same VAR_DECL.
15121 2008-03-06 Tom Tromey <tromey@redhat.com>
15123 * treelang: Delete.
15124 * doc/standards.texi (Standards): Don't mention treelang.
15125 * doc/invoke.texi (Overall Options): Don't mention treelang.
15126 * doc/install.texi (Prerequisites): Don't mention bison or
15128 (Configuration): Don't mention treelang.
15129 (Building): Likewise.
15130 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
15132 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
15134 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
15135 word-extractions out of a multi-word object.
15137 2008-03-06 Richard Guenther <rguenther@suse.de>
15139 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
15140 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
15141 result type and precision.
15142 * expr.c (get_inner_reference): Set unsignedp based on the result
15143 type of BIT_FIELD_REF.
15144 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
15145 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
15146 (try_instantiate_multiple_fields): Likewise. Use the correct type
15148 (sra_build_assignment): Likewise.
15149 (sra_build_elt_assignment): Likewise.
15150 (sra_explode_bitfield_assignment): Likewise.
15151 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
15152 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
15153 set BIT_FIELD_REF_UNSIGNED.
15154 (vectorizable_load): Likewise.
15156 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
15158 * cse.c (cse_extended_basic_block): Invalidate artificial defs
15161 2008-03-06 Richard Guenther <rguenther@suse.de>
15163 * alias.c (struct alias_set_entry): Move has_zero_child field
15164 to pack with alias_set.
15166 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
15168 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
15171 2008-03-05 Ian Lance Taylor <iant@google.com>
15173 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
15175 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
15177 * fwprop.c (update_df): Support width and offset parameters of
15179 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
15180 global_conflicts): Change DF_REF_EXTRACT to either
15181 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15182 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15183 * df-scan.c (df_ref_record, df_defs_record,
15184 df_ref_create_structure, df_def_record_1, df_uses_record,
15185 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
15186 df_bb_refs_collect, df_entry_block_defs_collect,
15187 df_exit_block_uses_collect): Support new width and offset fields.
15188 (ref_extract_pool): New storage pool.
15189 (df_free_ref): New function.
15190 (df_reg_chain_unlink, df_free_collection_rec,
15191 df_sort_and_compress_refs): Call df_free_ref.
15192 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
15194 (df_ref_create_structure): Allocate df_ref_extract if offset and
15195 width fields are used.
15196 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
15197 (df_uses_record): Get offset and width from ZERO_EXTRACT
15199 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
15200 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15201 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15202 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
15203 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15204 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15205 (df_ref_extract): New structure.
15206 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
15207 (df_ref_create): Add width and offset parameters.
15209 2008-03-05 Richard Guenther <rguenther@suse.de>
15211 * tree-ssa-structalias.c (get_constraint_for_component_ref):
15212 Use ranges_overlap_p.
15213 (offset_overlaps_with_access): Rename
15214 to ranges_overlap_p and move ...
15215 * tree-flow-inline.h (ranges_overlap_p): ... here.
15217 * tree.h (get_inner_reference, handled_component_p): Update
15220 * tree.h (record_component_aliases, get_alias_set,
15221 alias_sets_conflict_p, alias_sets_must_conflict_p,
15222 objects_must_conflict_p): Move declarations ...
15223 * alias.h (record_component_aliases, get_alias_set,
15224 alias_sets_conflict_p, alias_sets_must_conflict_p,
15225 objects_must_conflict_p): ... here.
15226 Include coretypes.h.
15227 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
15229 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
15231 * cfg.c: Include tree-flow.h.
15232 (remove_edge_raw): Call redirect_edge_var_map_clear.
15233 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
15234 * tree-flow-inline.h (redirect_edge_var_map_def): New.
15235 (redirect_edge_var_map_result): New.
15236 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
15237 PENDING_STMT use with redirect_edge_var_map_*.
15238 * tree-ssa.c (edge_var_maps): New definition.
15239 (redirect_edge_var_map_add): New.
15240 (redirect_edge_var_map_clear): New.
15241 (redirect_edge_var_map_dup): New.
15242 (redirect_edge_var_map_vector): New.
15243 (redirect_edge_var_map_destroy): New.
15244 (ssa_redirect_edge): Replace PENDING_STMT use with
15245 redirect_edge_var_map_*.
15246 (flush_pending_stmts): Same.
15247 (delete_tree_ssa): Destroy edge var map.
15248 * tree-flow.h (struct _edge_var_map): New.
15249 Define edge_var_map vector type.
15250 Declare redirect_edge_var_map_* prototypes.
15251 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
15252 * tree-cfg.c (reinstall_phi_args): Replace
15253 PENDING_STMT use with redirect_edge_var_map_*.
15255 2008-03-05 Richard Guenther <rguenther@suse.de>
15257 PR tree-optimization/35472
15258 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
15259 whose single use_stmt has a overlapping set of loaded and
15260 stored symbols as that use_stmt might be a noop assignment then.
15262 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
15264 * gthr-rtems.h: Implement __gthread_mutex_destroy.
15266 2008-03-05 Richard Guenther <rguenther@suse.de>
15269 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
15270 should be constants.
15271 * tree-cfg.c (verify_expr): Verify it.
15272 * fold-const.c (fold_truthop): Remove code generating
15273 BIT_FIELD_REFs of structure bases.
15274 (fold_binary): Likewise.
15275 (fold_ternary): Position and size of BIT_FIELD_REFs are
15276 always host integers.
15277 (make_bit_field_ref): Remove.
15278 (optimize_bit_field_compare): Remove.
15279 (all_ones_mask_p): Remove.
15281 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
15284 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
15285 (split_block_and_df_analyze): New. Split basic block and rebuild
15287 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
15289 (split_pattern_seq): Likewise.
15290 (erase_matching_seqs): Likewise.
15291 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
15293 2008-03-04 Geoff Keating <geoffk@apple.com>
15295 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
15296 declaration and code.
15297 (tree_invalid_nonnegative_warnv_p): Likewise.
15299 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
15301 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
15302 examples. Truncate option-names then causing overfull hbox.
15304 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15307 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
15309 * configure: Rebuilt.
15311 2008-03-04 Rafael Espindola <espindola@google.com>
15313 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
15314 (tree_unary_nonnegative_warnv_p): New.
15315 (tree_binary_nonnegative_warnv_p): New.
15316 (tree_single_nonnegative_warnv_p): New.
15317 (tree_invalid_nonnegative_warnv_p): New.
15318 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
15320 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15323 * opts.c (handle_option): Postpone 'unknown option' errors only for
15326 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
15329 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
15332 2008-03-04 Rafael Espindola <espindola@google.com>
15334 * fold-const.c (tree_unary_nonzero_warnv_p): New.
15335 (tree_binary_nonzero_warnv_p): New.
15336 (tree_single_nonzero_warnv_p): New.
15337 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
15339 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
15341 PR middle-end/35456
15342 * fold-const.c (fold_cond_expr_with_comparison): Prevent
15343 transformations for modes that have signed zeros.
15344 * ifcvt.c (noce_try_abs): Ditto.
15346 2008-03-04 Joseph Myers <joseph@codesourcery.com>
15348 * config/i386/i386.c (override_options): Force
15349 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
15351 2008-03-04 Jan Hubicka <jh@suse.cz>
15354 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
15357 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15359 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
15360 label to probe the stack.
15362 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15364 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
15365 (__gthr_win32_mutex_destroy): Declare.
15366 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
15367 __gthr_win32_mutex_destroy.
15368 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
15370 2008-03-03 Jan Hubicka <jh@suse.cz>
15373 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
15374 aggressive on inlining cold calls.
15376 2008-03-03 Richard Guenther <rguenther@suse.de>
15378 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
15379 struct copies into the expression table.
15380 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
15381 (try_to_simplify): Likewise.
15382 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
15383 integral and pointer arguments which do not change the
15384 precision to NOP_EXPRs.
15385 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
15386 VIEW_CONVERT_EXPR case.
15388 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
15390 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
15391 defined in a loop at depth 0 is invariant.
15392 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
15393 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
15394 be called at loop depth 0.
15396 2008-03-02 Jakub Jelinek <jakub@redhat.com>
15399 * gcc.c (process_command): Update copyright notice dates.
15400 * gcov.c (print_version): Likewise.
15401 * gcov-dump.c (print_version): Likewise.
15402 * mips-tfile.c (main): Likewise.
15403 * mips-tdump.c (main): Likewise.
15405 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15408 * c-common.c (flag_permissive): Delete.
15409 (constant_expression_warnings): Check flags first.
15410 (constant_expression_error): New.
15411 * c-common.h (flag_permissive): Delete.
15412 (constant_expression_error): Declare.
15413 * flags.h (flag_permissive): Declare. Update description.
15414 * diagnostic.c (pedwarn): Update.
15416 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
15417 (permissive_error_kind): New.
15418 * toplev.c (flag_permissive): Define. Update description.
15419 * toplev.h (permissive_error_kind): Declare.
15420 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
15421 (pedwarn_c90): Use pedantic_warning_kind.
15422 * c-opts.c (c_common_post_options): flag_permissive does not affect
15423 flag_pedantic_errors.
15425 2008-03-02 Joseph Myers <joseph@codesourcery.com>
15427 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
15428 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
15429 __absvsi2, __absvDI2): Use unsigned arithmetic.
15431 2008-03-02 Andi Kleen <ak@suse.de>
15432 Richard Guenther <rguenther@suse.de>
15434 * struct-equiv.c: Remove file.
15435 * cfg_cleanup.c (condjump_equiv_p): Remove.
15436 * Makefile.in (OBJS-common): Remove struct-equiv.o.
15437 (struct-equiv.o): Remove rule.
15438 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
15439 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
15440 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
15442 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15444 * ifcvt.c (noce_process_if_block): Try to handle only the then
15445 block if the else block exists but isn't suitable.
15447 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15450 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
15451 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
15452 regression from previous patch.
15454 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15457 * gthr.h: Add __gthread_mutex_destroy as a function that must be
15459 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
15460 * gthr-single.h (__gthread_mutex_destroy): Likewise.
15461 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
15462 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
15463 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
15464 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
15465 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
15466 (__gthread_mutex_destroy_function): Rename to
15467 __gthread_mutex_destroy.
15468 * gthr-dce.h (__gthread_mutex_destroy): Call
15469 pthread_mutex_destroy.
15470 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
15471 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
15472 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
15474 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15476 * df-scan.c (df_ref_chain_change_bb): Simplify.
15477 (df_insn_change_bb): Add new_bb argument. Simplify. Call
15478 set_block_for_insn if there's any change.
15479 * df.h ((df_insn_change_bb): Fix prototype.
15480 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
15481 df_insn_change_bb, don't call set_block_for_insn.
15482 * emit-rtl.c (reorder_insns): Likewise.
15483 * haifa-sched.c (move_insn): Likewise.
15485 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15487 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
15489 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15491 * tree-flow-inline.h (next_readonly_imm_use): Return
15492 NULL_USE_OPERAND_P after the end.
15494 2008-03-01 Richard Guenther <rguenther@suse.de>
15496 PR tree-optimization/35411
15497 * tree-sra.c (sra_build_assignment): Split conversion to
15498 final type to a separate statement if we are not assigning
15501 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15503 * fold-const.c (fold_convertible_p): Correct the logic to follow
15504 that in fold_convert().
15506 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
15509 * tree-inline.c (build_duplicate_type): When we make a
15510 duplicate type, make it unique in the canonical types system.
15512 2008-02-29 Tom Tromey <tromey@redhat.com>
15514 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
15515 input_file_stack_history, input_file_stack_restored): Remove.
15516 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15517 * input.h (struct file_stack): Remove.
15518 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15519 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
15521 * diagnostic.h (struct diagnostic_context) <last_module>: Change
15523 (diagnostic_last_module_changed): Add 'map' argument.
15524 (diagnostic_set_last_function): Likewise.
15525 * diagnostic.c (undiagnostic_report_current_module): Iterate using
15526 line map, not input_file_stack.
15527 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
15529 2008-02-29 Paul Brook <paul@codesourcery.com>
15531 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
15533 2008-02-29 Paul Brook <paul@codesourcery.com>
15535 * config/arm/ieee754-df.S (muldf3): Use RET macros.
15537 2008-02-29 Richard Guenther <rguenther@suse.de>
15539 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
15541 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
15542 value for comparing for a store match.
15543 (simplify_unary_expression): Do nothing for SSA_NAMEs.
15544 (try_to_simplify): Do not do a full-blown reference lookup.
15546 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15548 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
15549 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
15551 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
15553 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
15555 * tree-loop-linear.c (try_interchange_loops): Compare memory access
15556 strides against cache sizes.
15558 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15560 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
15563 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
15565 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
15566 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
15567 is smaller than the original promoted value.
15568 (simplify_subreg): If OP is a SUBREG, try to preserve its
15569 SUBREG_PROMOTED_VAR_P information.
15571 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
15573 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
15574 (VN_INFO_GET): Allocate new objects on the obstack.
15575 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
15576 for rpo_numbers_temp, for consistency.
15577 (free_scc_vn): Free the obstack.
15579 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
15581 * doc/invoke.texi: Document -ftree-loop-distribution.
15582 * tree-loop-distribution.c: New.
15583 * tree-pass.h (pass_loop_distribution): New.
15584 * graphds.h (struct graph): Add htab_t indices.
15585 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
15586 * tree-vectorizer.c (rename_variables_in_loop): Extern.
15587 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
15588 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
15589 * tree-data-ref.c (debug_data_dependence_relations): New.
15590 (dump_data_dependence_relation): Also print data references.
15591 (free_data_ref): Extern.
15592 (same_access_functions): Moved...
15593 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
15594 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15595 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
15596 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
15597 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
15598 (stmts_from_loop): Skip LABEL_EXPR.
15599 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
15601 (build_rdg): Initialize rdg->indices htab.
15602 (free_rdg, stores_from_loop, ref_base_address,
15603 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
15604 have_similar_memory_accesses_1, ref_base_address_1,
15605 remove_similar_memory_refs): New.
15606 * tree-data-ref.h: Depend on tree-chrec.h.
15607 (debug_data_dependence_relations, free_data_ref): Declared.
15608 (same_access_functions): ... here.
15609 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
15611 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
15612 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
15613 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
15614 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15615 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
15616 rdg_vertex_for_stmt): Declared.
15617 (struct rdg_edge): Add level.
15619 (free_rdg, stores_from_loop, remove_similar_memory_refs,
15620 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
15622 (rdg_has_similar_memory_accesses): New.
15623 * tree-vect-analyze.c: Remove unused static decls.
15624 * lambda.h (dependence_level): New.
15625 * common.opt (ftree-loop-distribution): New.
15626 * tree-flow.h (mark_virtual_ops_in_bb,
15627 slpeel_tree_duplicate_loop_to_edge_cfg,
15628 rename_variables_in_loop): Declared.
15629 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
15630 (OBJS-common): Add tree-loop-distribution.o.
15631 (tree-loop-distribution.o): New rule.
15632 * tree-cfg.c (mark_virtual_ops_in_bb): New.
15633 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
15634 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
15636 2008-02-28 Joseph Myers <joseph@codesourcery.com>
15639 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
15640 other than structures and unions.
15642 2008-02-28 Richard Guenther <rguenther@suse.de>
15645 2008-02-26 Richard Guenther <rguenther@suse.de>
15647 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15648 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15649 (lookup_decl_from_uid): Declare.
15650 (remove_decl_from_map): Likewise.
15651 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15652 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15653 (decl_for_uid_map): New global hashtable mapping DECL_UID
15655 (init_ttree): Allocate it.
15656 (insert_decl_to_uid_decl_map): New helper function.
15657 (make_node_stat): Insert new decls into the map.
15658 (copy_node_stat): Likewise.
15659 (lookup_decl_from_uid): New function.
15660 (remove_decl_from_map): Likewise.
15661 (print_decl_for_uid_map_statistics): New helper.
15662 (dump_tree_statistics): Call it.
15664 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15665 (referenced_var_iterator): Adjust.
15666 (FOR_EACH_REFERENCED_VAR): Adjust.
15667 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15668 (num_referenced_vars): Adjust.
15669 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15670 (first_referenced_var): Remove.
15671 (end_referenced_vars_p): Likewise.
15672 (next_referenced_var): Likewise.
15673 (referenced_var_iterator_set): New helper function.
15674 * tree-dfa.c (referenced_var_lookup): Adjust.
15675 (referenced_var_check_and_insert): Likewise.
15676 (remove_referenced_var): Likewise.
15677 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15678 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15679 (verify_call_clobbering): Likewise.
15680 (verify_memory_partitions): Likewise.
15681 (init_tree_ssa): Allocate bitmap instead of hashtable for
15683 (delete_tree_ssa): Adjust.
15684 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15685 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15686 (compute_tag_properties): Likewise.
15687 (set_initial_properties): Likewise.
15688 (find_partition_for): Likewise.
15689 (update_reference_counts): Likewise.
15690 (dump_may_aliases_for): Likewise.
15691 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15692 (add_call_clobber_ops): Likewise.
15693 (add_call_read_ops): Likewise.
15694 (get_asm_expr_operands): Likewise.
15695 * tree-into-ssa.c (dump_decl_set): Likewise.
15696 (update_ssa): Likewise.
15697 * tree-sra.c (scan_function): Likewise.
15698 (decide_instantiations): Likewise.
15699 (scalarize_parms): Likewise.
15700 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15701 (dsa_named_for): Likewise.
15702 * tree-ssa-structalias.c (update_alias_info): Likewise.
15703 (merge_smts_into): Likewise.
15705 2008-02-27 David Daney <ddaney@avtrex.com>
15708 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
15709 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
15710 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
15711 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
15712 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
15714 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
15717 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
15718 (BUILT_IN_NEXTTOWARD): Remove.
15719 (BUILT_IN_NEXTTOWARDF): Ditto.
15720 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
15721 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
15723 2008-02-27 Tom Tromey <tromey@redhat.com>
15725 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
15726 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
15728 2008-02-27 Jan Beulich <jbeulich@novell.com>
15730 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
15731 update the respective field on newdecl.
15733 2008-02-27 Revital Eres <eres@il.ibm.com>
15735 PR rtl-optimization/34999
15736 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
15737 crossing edges that ends with a call insn.
15738 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
15739 call insn and clear the EDGE_CROSSING flag of the crossing edge
15740 when fixing fallthru edges.
15742 2008-02-27 Richard Guenther <rguenther@suse.de>
15744 PR middle-end/35390
15745 * fold-const.c (fold_unary): Return the correct argument,
15746 converted to the result type.
15748 2008-02-27 Richard Guenther <rguenther@suse.de>
15750 PR middle-end/34971
15751 * expr.c (expand_expr_real_1): Assert on rotates that operate
15753 * fold-const.c (fold_binary): Use the types precision, not the
15754 bitsize of the mode if folding rotate expressions. Build rotates
15755 only for full modes.
15757 2008-02-27 Jakub Jelinek <jakub@redhat.com>
15759 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
15760 and CPP_PRAGMA_EOL.
15761 * c-pragma.c (pragma_ns_name): New typedef.
15762 (registered_pp_pragmas): New variable.
15763 (c_pp_lookup_pragma): New function.
15764 (c_register_pragma_1): If flag_preprocess_only, do nothing
15765 for non-expanded pragmas, for expanded ones push pragma's
15766 namespace and name into registered_pp_pragmas vector.
15767 (c_invoke_pragma_handler): Register OpenMP pragmas even when
15768 flag_preprocess_only, don't register GCC pch_preprocess
15769 pragma if flag_preprocess_only.
15770 * c-opts.c (c_common_init): Call init_pragma even if
15771 flag_preprocess_only.
15772 * c-pragma.c (c_pp_lookup_pragma): New prototype.
15773 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
15774 cpp_register_pragma if flag_preprocess_only.
15776 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15779 * c-parser.c (c_parser_translation_unit): Warn for empty
15780 translation unit, not empty source file.
15782 2008-02-26 Paul Brook <paul@codesourcery.com>
15784 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
15785 operand for Thumb-2.
15786 * config/arm/arm.h (reg_class): Add CORE_REGS.
15787 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
15788 (BASE_REG_CLASS): Use CORE_REGS.
15789 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
15790 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
15791 (REGNO_OK_FOR_INDEX_P): Exclude SP.
15792 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
15793 ARM_REGNO_OK_FOR_INDEX_P.
15794 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
15795 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
15796 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
15797 (ldm/stm peepholes): Ditto.
15798 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
15799 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
15800 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
15801 * config/arm/constraints.md: Enable "k" constraint on ARM.
15803 2008-02-27 Ben Elliston <bje@au.ibm.com>
15805 * config/rs6000/rs6000.c: Annotate cache line size field in all
15806 instances of struct processor_costs.
15808 2008-02-26 David Edelsohn <edelsohn@gnu.org>
15810 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
15811 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
15812 jump_bypass): New counters.
15813 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
15814 * dce.c (gate_ud_dce): Same.
15815 (gate_fast_dce): Same.
15816 * dse.c (gate_dse1): New function.
15817 (gate_dse2): New function.
15818 (gate_dse): Merge results of new gate functions.
15819 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
15820 (gate_handle_jump_bypass): Add dbg_cnt.
15821 (gate_handle_gcse): Add dbg_cnt.
15822 * ifcvt.c (gate_handle_if_conversion): Same.
15823 (gate_handle_if_after_combine): Same.
15824 (gate_handle_if_after_reload): Same.
15825 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
15827 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
15829 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
15831 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
15833 2008-02-26 Jason Merrill <jason@redhat.com>
15836 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
15837 alone if it's the naming decl for the type's main variant.
15839 2008-02-26 Tom Tromey <tromey@redhat.com>
15841 * system.h (USE_MAPPED_LOCATION): Poison.
15842 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
15843 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
15844 (make_goto_expr_edges): Likewise.
15845 (remove_bb): Likewise.
15846 (execute_warn_function_return): Likewise.
15847 * basic-block.h (struct edge_def) <goto_locus>: Change type to
15849 * c-common.c (fname_decl): Remove old location code.
15850 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
15852 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
15854 (ASM_INPUT_SOURCE_LOCATION): Likewise.
15855 (gen_rtx_ASM_INPUT): Likewise.
15856 (gen_rtx_ASM_INPUT_loc): Likewise.
15857 (get_rtx_asm_OPERANDS): Remove.
15858 * cfglayout.c (insn_locators_alloc): Remove old location code.
15859 (set_curr_insn_source_location): Likewise.
15860 (curr_insn_locator): Likewise.
15861 * print-tree.c (print_node): Remove old location code.
15862 * tree-mudflap.c (mf_varname_tree): Remove old location code.
15863 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
15864 * cfgexpand.c (expand_gimple_cond_expr): Don't use
15865 location_from_locus.
15866 (construct_exit_block): Remove old location code.
15867 * emit-rtl.c (force_next_line_note): Remove old location code.
15868 * profile.c (branch_prob): Remove old location code.
15869 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
15870 LOC_LINE): Remove old-location variants.
15871 * langhooks.c (lhd_print_error_function): Remove old location
15873 * configure, config.in: Rebuilt.
15874 * configure.ac (--enable-mapped-location): Remove.
15875 * c-decl.c (c_init_decl_processing): Remove old location code.
15876 (finish_function): Likewise.
15877 * recog.c (decode_asm_operands): Remove old location code.
15878 * c-pch.c (c_common_read_pch): Remove old location code.
15879 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
15881 * gimple-low.c (lower_function_body): Remove old location code.
15882 * toplev.c (unknown_location): Remove.
15883 (push_srcloc): Remove old-location variant.
15884 (process_options): Remove old location code.
15885 (lang_dependent_init): Likewise.
15886 * input.h (UNKNOWN_LOCATION): Move definition.
15887 (location_t): Undeprecate.
15888 (source_locus): Remove.
15889 (location_from_locus): Remove.
15890 (struct location_s): Remove.
15891 Remove all old-location code.
15892 (input_line, input_filename): Remove.
15893 * final.c (final_scan_insn): Remove old location code.
15894 * diagnostic.c (diagnostic_build_prefix): Remove
15895 USE_MAPPED_LOCATION test.
15896 * tree.h (gimple_stmt) <locus>: Now a location_t.
15897 (tree_exp) <locus>: Likewise.
15898 (DECL_IS_BUILTIN): Remove old-location variant.
15899 (annotate_with_file_line, annotate_with_locus): Likewise.
15900 (expr_locus, set_expr_locus): Update.
15901 * tree.c (build1_stat): Remove old location code.
15902 (last_annotated_node): Remove.
15903 (annotate_with_file_line): Remove old-location variant.
15904 (annotate_with_locus): Likewise.
15905 (expr_location): Remove old location code.
15906 (set_expr_location): Likewise.
15907 (expr_has_location): Likewise.
15908 (expr_locus): Likewise.
15909 (set_expr_locus): Likewise.
15910 (expr_filename): Don't use location_from_locus.
15911 (expr_lineno): Likewise.
15912 * rtl-error.c (location_for_asm): Remove old location code.
15913 * c-lex.c (cb_line_change): Remove old location code.
15914 (fe_file_change): Likewise.
15915 (cb_def_pragma): Likewise.
15916 (c_lex_with_flags): Likewise.
15917 * gengtype.c (do_typedef): Don't special-case location types.
15918 (define_location_structures): Remove.
15919 (main): Don't call define_location_structures.
15920 * tree-pretty-print.c (dump_implicit_edges): Remove old location
15923 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15926 * builtins.def (BUILT_IN_STDARG_START): Remove.
15927 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
15928 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
15929 * tree-inline.c (inline_forbidden_p_1): Likewise.
15931 2008-02-26 Richard Guenther <rguenther@suse.de>
15933 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15934 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15935 (lookup_decl_from_uid): Declare.
15936 (remove_decl_from_map): Likewise.
15937 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15938 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15939 (decl_for_uid_map): New global hashtable mapping DECL_UID
15941 (init_ttree): Allocate it.
15942 (insert_decl_to_uid_decl_map): New helper function.
15943 (make_node_stat): Insert new decls into the map.
15944 (copy_node_stat): Likewise.
15945 (lookup_decl_from_uid): New function.
15946 (remove_decl_from_map): Likewise.
15947 (print_decl_for_uid_map_statistics): New helper.
15948 (dump_tree_statistics): Call it.
15950 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15951 (referenced_var_iterator): Adjust.
15952 (FOR_EACH_REFERENCED_VAR): Adjust.
15953 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15954 (num_referenced_vars): Adjust.
15955 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15956 (first_referenced_var): Remove.
15957 (end_referenced_vars_p): Likewise.
15958 (next_referenced_var): Likewise.
15959 (referenced_var_iterator_set): New helper function.
15960 * tree-dfa.c (referenced_var_lookup): Adjust.
15961 (referenced_var_check_and_insert): Likewise.
15962 (remove_referenced_var): Likewise.
15963 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15964 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15965 (verify_call_clobbering): Likewise.
15966 (verify_memory_partitions): Likewise.
15967 (init_tree_ssa): Allocate bitmap instead of hashtable for
15969 (delete_tree_ssa): Adjust.
15970 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15971 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15972 (compute_tag_properties): Likewise.
15973 (set_initial_properties): Likewise.
15974 (find_partition_for): Likewise.
15975 (update_reference_counts): Likewise.
15976 (dump_may_aliases_for): Likewise.
15977 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15978 (add_call_clobber_ops): Likewise.
15979 (add_call_read_ops): Likewise.
15980 (get_asm_expr_operands): Likewise.
15981 * tree-into-ssa.c (dump_decl_set): Likewise.
15982 (update_ssa): Likewise.
15983 * tree-sra.c (scan_function): Likewise.
15984 (decide_instantiations): Likewise.
15985 (scalarize_parms): Likewise.
15986 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15987 (dsa_named_for): Likewise.
15988 * tree-ssa-structalias.c (update_alias_info): Likewise.
15989 (merge_smts_into): Likewise.
15991 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15994 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
15995 * c-opts.c (c_common_handle_option): Wall enables
15996 Wvolatile-register-var.
15997 * common.opt: Move Wvolatile-register-var to...
16000 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16002 * common.opt (Wlarger-than=): New.
16003 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
16005 * opts.c (common_handle_option): Handle -Wlarger-than=.
16006 * optc-gen.awk: Likewise.
16007 * opth-gen.awk: Likewise.
16008 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
16009 * tree-optimize.c (tree_rest_of_compilation): Likewise.
16011 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16013 * c-common.c (match_case_to_enum_1): Add appropriate
16014 OPT_W* parameter to warning.
16015 (c_do_switch_warnings): Likewise.
16016 * c-typeck.c (warning_init): Add one more parameter following
16017 'warning' function.
16018 (push_init_level): Update call to warning_init.
16019 (pop_init_level): Likewise.
16020 (add_pending_init): Likewise.
16021 (output_init_element: Likewise.
16023 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16026 * toplev.c (toplev_main): If there are warnings or error, print
16027 errors for ignored options.
16028 * opts.c (ignored_options): New static variable.
16029 (postpone_unknown_option_error): New.
16030 (print_ignored_options): New.
16031 (handle_option): Postpone errors for unknown -Wno-* options.
16032 * opts.h (print_ignored_options): Declare.
16034 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
16036 * config/mips/mips.md (loadgp_blockage, blockage): Change type
16039 2008-02-25 Richard Guenther <rguenther@suse.de>
16042 2008-02-25 Richard Guenther <rguenther@suse.de>
16044 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16045 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16046 (lookup_decl_from_uid): Declare.
16047 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16048 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16049 (decl_for_uid_map): New global hashtable mapping DECL_UID
16051 (init_ttree): Allocate it.
16052 (insert_decl_to_uid_decl_map): New helper function.
16053 (make_node_stat): Insert new decls into the map.
16054 (copy_node_stat): Likewise.
16055 (lookup_decl_from_uid): New function.
16056 (print_decl_for_uid_map_statistics): New helper.
16057 (dump_tree_statistics): Call it.
16059 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16060 (referenced_var_iterator): Adjust.
16061 (FOR_EACH_REFERENCED_VAR): Adjust.
16062 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16063 (num_referenced_vars): Adjust.
16064 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16065 (first_referenced_var): Remove.
16066 (end_referenced_vars_p): Likewise.
16067 (next_referenced_var): Likewise.
16068 (referenced_var_iterator_set): New helper function.
16069 * tree-dfa.c (referenced_var_lookup): Adjust.
16070 (referenced_var_check_and_insert): Likewise.
16071 (remove_referenced_var): Likewise.
16072 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16073 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16074 (verify_call_clobbering): Likewise.
16075 (verify_memory_partitions): Likewise.
16076 (init_tree_ssa): Allocate bitmap instead of hashtable for
16078 (delete_tree_ssa): Adjust.
16079 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16080 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16081 (compute_tag_properties): Likewise.
16082 (set_initial_properties): Likewise.
16083 (find_partition_for): Likewise.
16084 (update_reference_counts): Likewise.
16085 (dump_may_aliases_for): Likewise.
16086 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16087 (add_call_clobber_ops): Likewise.
16088 (add_call_read_ops): Likewise.
16089 (get_asm_expr_operands): Likewise.
16090 * tree-into-ssa.c (dump_decl_set): Likewise.
16091 (update_ssa): Likewise.
16092 * tree-sra.c (scan_function): Likewise.
16093 (decide_instantiations): Likewise.
16094 (scalarize_parms): Likewise.
16095 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16096 (dsa_named_for): Likewise.
16097 * tree-ssa-structalias.c (update_alias_info): Likewise.
16098 (merge_smts_into): Likewise.
16100 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16103 * doc/invoke.texi (-fcx-limited-range): Document new option.
16104 * toplev.c (process_options): Handle -fcx-fortran-rules.
16105 * common.opt: Add documentation for -fcx-fortran-rules.
16107 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16110 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
16111 actual behaviour and C99.
16113 2008-02-26 Ben Elliston <bje@au.ibm.com>
16115 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
16116 (ASM_CPU_POWER6_SPEC): Likewise.
16117 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
16118 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
16119 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
16121 2008-02-25 Richard Guenther <rguenther@suse.de>
16123 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16124 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16125 (lookup_decl_from_uid): Declare.
16126 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16127 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16128 (decl_for_uid_map): New global hashtable mapping DECL_UID
16130 (init_ttree): Allocate it.
16131 (insert_decl_to_uid_decl_map): New helper function.
16132 (make_node_stat): Insert new decls into the map.
16133 (copy_node_stat): Likewise.
16134 (lookup_decl_from_uid): New function.
16135 (print_decl_for_uid_map_statistics): New helper.
16136 (dump_tree_statistics): Call it.
16138 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16139 (referenced_var_iterator): Adjust.
16140 (FOR_EACH_REFERENCED_VAR): Adjust.
16141 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16142 (num_referenced_vars): Adjust.
16143 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16144 (first_referenced_var): Remove.
16145 (end_referenced_vars_p): Likewise.
16146 (next_referenced_var): Likewise.
16147 (referenced_var_iterator_set): New helper function.
16148 * tree-dfa.c (referenced_var_lookup): Adjust.
16149 (referenced_var_check_and_insert): Likewise.
16150 (remove_referenced_var): Likewise.
16151 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16152 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16153 (verify_call_clobbering): Likewise.
16154 (verify_memory_partitions): Likewise.
16155 (init_tree_ssa): Allocate bitmap instead of hashtable for
16157 (delete_tree_ssa): Adjust.
16158 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16159 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16160 (compute_tag_properties): Likewise.
16161 (set_initial_properties): Likewise.
16162 (find_partition_for): Likewise.
16163 (update_reference_counts): Likewise.
16164 (dump_may_aliases_for): Likewise.
16165 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16166 (add_call_clobber_ops): Likewise.
16167 (add_call_read_ops): Likewise.
16168 (get_asm_expr_operands): Likewise.
16169 * tree-into-ssa.c (dump_decl_set): Likewise.
16170 (update_ssa): Likewise.
16171 * tree-sra.c (scan_function): Likewise.
16172 (decide_instantiations): Likewise.
16173 (scalarize_parms): Likewise.
16174 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16175 (dsa_named_for): Likewise.
16176 * tree-ssa-structalias.c (update_alias_info): Likewise.
16177 (merge_smts_into): Likewise.
16179 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
16182 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
16183 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
16184 * alias.h (nonoverlapping_memrefs_p): Likewise.
16186 2008-02-25 Jan Beulich <jbeulich@novell.com>
16188 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
16189 * config/i386/netware-libgcc.exp: Add __bswap?i2,
16190 __emultls_get_address, __emultls_register_common,
16191 __floatundi?f, and _Unwind_GetIPInfo.
16192 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
16193 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
16194 (gen_regparm_prefix): Likewise.
16195 (i386_nlm_encode_section_info): Sync with
16196 config/i386/winnt.c:i386_pe_encode_section_info().
16197 (i386_nlm_maybe_mangle_decl_assembler_name): New.
16198 i386_nlm_mangle_decl_assembler_name): New.
16199 (netware_override_options): New.
16200 * config/i386/netware.h (netware_override_options): Declare.
16201 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
16202 (i386_nlm_mangle_decl_assembler_name): Declare.
16203 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
16205 2008-02-25 Ben Elliston <bje@au.ibm.com>
16208 * c-decl.c (grokdeclarator): Remove unused local variables
16209 `typedef_type' and `type_as_written'.
16211 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
16212 unused local variable `has_hot_blocks'.
16213 (fix_crossing_conditional_branches): Remove unused local variable
16216 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
16218 PR middle-end/19984
16219 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
16220 using DEF_C99_BUILTIN.
16221 (BUILT_IN_NANF): Ditto.
16222 (BUILT_IN_NANL): Ditto.
16224 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
16225 Revital Eres <eres@il.ibm.com>
16227 * modulo-sched.c (calculate_must_precede_follow): Address TODO
16228 regarding the order of two dependent insns in the same row.
16230 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
16232 * stor-layout.c (layout_decl): Do not bump the alignment of a
16233 bit-field to more than byte alignment if it is packed.
16235 2008-02-24 David Edelsohn <edelsohn@gnu.org>
16237 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
16240 2008-02-24 Diego Novillo <dnovillo@google.com>
16242 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
16245 * tree-vrp.c (vrp_evaluate_conditional): With
16246 -Wtype-limits, emit a warning when comparing against a
16247 constant outside the natural range of OP0's type.
16248 * c.opt (Wtype-limits): Move ...
16249 * common.opt (Wtype-limits): ... here.
16251 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
16253 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
16254 * config/rs6000/e300c2c3.md: New file.
16255 * config/rs6000/rs6000.c (processor_costs): Add new costs for
16257 (rs6000_override_options): Add e300c2 and e300c3 cases to
16258 processor_target_table. Do not allow usage of Altivec or Spe
16259 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
16260 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
16261 * config/rs6000/rs6000.h (processor_type): Add
16262 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
16263 (ASM_CPU_SPEC): Add e300c2 and e300c3.
16264 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
16265 and ppce300c3. Include e300c2c3.md.
16267 2008-02-23 David Edelsohn <edelsohn@gnu.org>
16269 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
16270 instead of TARGET_STRICT_ALIGN.
16272 2008-02-23 Joseph Myers <joseph@codesourcery.com>
16274 * explow.c (memory_address): Assert that the generated address is
16277 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16280 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
16281 * config/darwin-ppc-ldouble-patch.def: New file.
16282 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
16283 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
16284 SUBTARGET_INIT_BUILTINS if defined.
16285 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
16288 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
16291 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
16292 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
16294 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
16297 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
16298 file" warning condtional on -Winvalid-PCH.
16300 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
16302 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
16304 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
16308 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
16309 prevent reload from using MMX registers.
16310 (*mov<mode>_internal): Ditto.
16311 (*movv2sf_internal_rex64): Ditto.
16312 (*movv2sf_internal): Ditto.
16314 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16316 PR documentation/31569
16317 * doc/install.texi2html: Use makeinfo --no-number-sections.
16319 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16321 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
16322 ensure that we can address an entire entity > 8 bytes. Don't
16323 generate reg+reg addressing for such data.
16325 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16327 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
16328 strings when optimizing for size, unless the target cares about
16331 2008-02-22 Tom Tromey <tromey@redhat.com>
16333 * regclass.c (current_pass): Remove declaration.
16335 2008-02-22 Anatoly Sokolov <aesok@post.ru>
16337 * config/avr/libgcc.S (__RAMPZ__): Define.
16338 (__do_copy_data): Add for devices with 128KB code memory.
16340 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16342 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16344 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
16346 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
16348 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
16351 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16354 * c-typeck.c (build_binary_op): Warn about floating point
16355 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
16357 2008-02-21 Janis Johnson <janis187@us.ibm.com>
16360 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
16361 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
16363 (rs6000_override_options): Set altivec_abi as default, not override,
16364 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
16365 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
16366 is used; use new member spe_abi.
16367 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
16368 spe_abi and altivec_abi.
16370 2008-02-22 Tomas Bily <tbily@suse.cz>
16372 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
16374 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16377 * config.build (build_file_translate): Set to `CMD //c' only if
16379 * Makefile.in (build_file_translate): Improve comment.
16381 2008-02-21 Jan Hubicka <jh@suse.cz>
16383 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
16384 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
16385 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
16387 2008-02-21 Michael Matz <matz@suse.de>
16390 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
16392 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
16394 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
16395 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
16396 as insn constraint.
16397 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
16398 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
16399 SSE_VEC_FLOAT_MODE_P as insn constraint.
16400 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
16401 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
16402 sse4a_movntdf using MODEF mode iterator.
16403 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
16404 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
16405 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
16406 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
16407 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
16408 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
16409 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
16411 2008-02-21 Richard Guenther <rguenther@suse.de>
16413 * tree.def (PAREN_EXPR): New tree code.
16414 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
16416 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
16417 * expr.c (expand_expr_real_1): Likewise.
16418 * tree-inline.c (estimate_num_insns_1): Likewise.
16419 * tree-complex.c (expand_complex_move): Likewise.
16420 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
16423 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16426 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
16428 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16431 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
16433 * config/sh/sh.c (find_barrier): Don't go past
16434 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
16436 2008-02-20 DJ Delorie <dj@redhat.com>
16438 * config/h8300/h8300.md (insv): Force source operand to be a register.
16440 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
16441 as a jump, not as a plain insn.
16443 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
16445 * doc/invoke.texi (Warning Options): Add new option
16446 -Wframe-larger-than=.
16447 (-Wframe-larger-than): Document.
16449 * flags.h (warn_frame_larger_than, frame_larger_than_size):
16450 Add declarations for new option variables.
16452 * final.c (final_start_function): Check the frame size
16453 before emission and issue a Wframe-larger-than warning.
16455 * opts.c (warn_frame_larger_than, frame_larger_than_size):
16456 Add definitions for new option variables.
16457 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
16459 * common.opt (Wframe-larger-than=): New option.
16461 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16463 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
16464 (<sse>_div<mode>3): Ditto.
16465 (<sse>_vmdiv<mode>3): Ditto.
16466 (<sse>_vmsqrt<mode>2): Ditto.
16467 (*smax<mode>3): Ditto.
16468 (sse5_frcz<mode>2): Ditto.
16469 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
16470 as insn constraint.
16472 2008-02-20 Richard Guenther <rguenther@suse.de>
16474 PR middle-end/35265
16475 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
16476 be happy with INTEGRAL_TYPE_P.
16478 2008-02-20 Richard Guenther <rguenther@suse.de>
16480 * fold-const.c (split_tree): Associate floatig-point expressions
16481 if flag_associative_math is set.
16483 2008-02-20 Richard Guenther <rguenther@suse.de>
16485 * tree.h (fold_real_zero_addition_p): Declare.
16486 * fold-const.c (fold_real_zero_addition_p): Export.
16487 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
16488 floating-point operations with zero and one.
16490 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
16492 * doc/install.texi: Correct references to CFLAGS, replacing them
16493 with BOOT_CFLAGS. Document flags used during bootstrap for
16496 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16498 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
16499 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
16500 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
16502 (smin<mode>3): Ditto from similar patterns.
16503 (smax<mode>3): Ditto.
16504 (*ieee_smin<mode>3): Ditto.
16505 (*ieee_smax<mode>3): Ditto.
16506 * config/i386/sse.md (sse): New mode attribute.
16507 (mov<mode>): Macroize expander from movv4sf and movv2df using
16508 SSEMODEF2P mode iterator.
16509 (<sse>_movnt<mode>): Ditto from similar patterns. Use
16510 SSE_VEC_FLOAT_MODE_P as insn constraint.
16511 (storent<mode>): Ditto.
16512 (storent<mode>): Macroize expander from storentsf and storentdf using
16513 MODEF mode iterator.
16514 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
16515 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
16516 (abs<mode>2): Ditto from similar patterns.
16517 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
16518 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
16519 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
16520 (<sse>_vmsqrt<mode>2): Ditto.
16521 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
16522 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
16523 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
16524 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
16525 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
16526 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
16527 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
16529 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
16530 iterator and SSE_FLOAT_MODE_P as insn constraint.
16531 (<sse>_ucomi): Ditto from similar patterns.
16532 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
16533 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
16534 SSE_VEC_FLOAT_MODE_P as insn constraint.
16535 (vcond<mode>): Ditto from similar patterns.
16536 (and<mode>3, *and<mode>3): Ditto.
16537 (<sse>_nand<mode>3): Ditto.
16538 (ior<mode>3, *ior<mode>3): Ditto.
16539 (xor<mode>3, *xor<mode>3): Ditto.
16540 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
16541 iterator and SSE_FLOAT_MODE_P as insn constraint.
16542 (*nand<mode>3): Ditto from similar patterns.
16543 (*ior<mode>3): Ditto.
16544 (*xor<mode>3): Ditto.
16546 2008-02-20 Ira Rosen <irar@il.ibm.com>
16548 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
16549 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
16550 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
16552 2008-02-19 Jan Hubicka <jh@suse.cz>
16554 * predict.c (tree_bb_level_predictions): Remove variable next
16555 mistakely introduced by previous commit.
16557 2008-02-19 Jan Hubicka <jh@suse.cz>
16559 * predict.c (predict_paths_leading_to): Rewrite.
16560 (predict_paths_for_bb): New.
16561 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
16563 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16566 * Makefile.in (build_file_translate): New.
16567 (gcc-vers.texi): Use it for translating $(abs_srcdir).
16568 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
16569 * configure.ac (build_file_translate): Substitute it.
16570 * configure: Regenerate.
16572 2008-02-19 Jan Hubicka <jh@suse.cz>
16574 PR rtl-optimization/34408
16575 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
16578 2008-02-19 Jan Hubicka <jh@suse.cz>
16580 PR middle-end/28779
16581 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
16584 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
16587 * config/i386/i386-modes.def: Revert the last DI alignment
16588 change until Ada people can look into it.
16590 2008-02-19 Nick Clifton <nickc@redhat.com>
16592 * opts.c (print_specific_help): Fix typo in --help text.
16594 2008-02-19 Jakub Jelinek <jakub@redhat.com>
16597 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
16598 32-bit inline asm without asm alternatives for host GCC < 3.0.
16600 2008-02-19 Richard Guenther <rguenther@suse.de>
16602 PR tree-optimization/34989
16603 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
16604 Allow propagation to INDIRECT_REF if we can simplify only.
16606 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16608 * c-common.c (warn_for_collisions_1): Use appropriate option when
16611 2008-02-19 Nick Clifton <nickc@redhat.com>
16614 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
16615 (handle_options): Fix indentation.
16616 (print_filtered_help): If no language-specific options were
16617 displayed tell the user how to list all the options supported by
16618 the language's front-end.
16619 (print_specific_help): Fix indentation and remove duplicate line.
16620 (common_handle_option): Handle the -v option.
16621 For --help enable the display of undocumented options if the -v
16622 switch has been included on the command line.
16623 For --help= check for overlaps in the arguments between the option
16624 classes and the language names and issue a warning when they
16625 cannot be disambiguated.
16626 * c.opt (v): Pass on to the common option handler.
16628 2008-02-19 Revital Eres <eres@il.ibm.com>
16630 * modulo-sched.c (sms_schedule): Change dump message when
16631 create_ddg function fails.
16632 (try_scheduling_node_in_cycle): Rename row to cycle.
16633 (print_partial_schedule): Rename CYCLE to ROW.
16635 2008-02-19 Christian Bruel <christian.bruel@st.com>
16636 Zdenek Dvorak <ook@ucw.cz>
16638 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
16640 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
16643 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
16644 (*x86_movdicc_0_m1_se): Ditto.
16646 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
16648 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
16649 (CMPtype): Define as __gcc_CMPtype.
16650 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
16651 (CMPtype): Define as __gcc_CMPtype.
16653 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
16655 Support valgrind 3.3 for --enable-checking=valgrind.
16656 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
16658 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
16659 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
16660 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
16661 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
16662 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
16663 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
16664 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
16666 * ggc-zone.c: Similar.
16667 * ggc-page.c: Similar.
16669 2008-02-19 Paul Brook <paul@codesourcery.com>
16672 * config/arm/ieee754-df.S: Fix do_it typo.
16673 * config/arm/ieee754-sf.S: Fix do_it typo.
16675 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
16678 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
16679 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
16680 (OPTION_MASK_ISA_SSE_SET): Likewise.
16681 (OPTION_MASK_ISA_SSE2_SET): Likewise.
16682 (OPTION_MASK_ISA_SSE3_SET): Likewise.
16683 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
16684 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
16685 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
16686 (OPTION_MASK_ISA_SSE4_SET): Likewise.
16687 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
16688 (OPTION_MASK_ISA_SSE5_SET): Likewise.
16689 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
16690 (OPTION_MASK_ISA_MMX_UNSET): Updated.
16691 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
16692 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16693 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16694 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16695 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16696 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16697 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16698 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
16699 (OPTION_MASK_ISA_SSE4): Removed.
16700 (ix86_handle_option): Turn on bits in ix86_isa_flags and
16701 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
16702 (override_options): Don't turn on implied SSE/MMX bits in
16705 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
16707 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
16710 2008-02-18 Joey Ye <joey.ye@intel.com>
16712 PR middle-end/34921
16713 * tree-nested.c (insert_field_into_struct): Set type alignment
16714 to field alignment if the former is less than the latter.
16716 2008-02-18 Jakub Jelinek <jakub@redhat.com>
16718 * BASE-VER: Set to 4.4.0.
16720 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16722 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
16723 * doc/cfg.texi: Likewise.
16724 * doc/extend.texi: Likewise.
16725 * doc/gty.texi: Likewise.
16726 * doc/invoke.texi: Likewise.
16727 * doc/loop.texi: Likewise.
16728 * doc/md.texi: Likewise.
16729 * doc/passes.texi: Likewise.
16730 * doc/rtl.texi: Likewise.
16731 * doc/sourcebuild.texi: Likewise.
16732 * doc/tm.texi: Likewise.
16733 * doc/tree-ssa.texi: Likewise.
16735 2008-02-17 Richard Guenther <rguenther@suse.de>
16737 PR middle-end/35227
16738 * tree-complex.c (init_parameter_lattice_values): Handle parameters
16739 without default definition.
16741 2008-02-17 Richard Guenther <rguenther@suse.de>
16743 PR tree-optimization/35231
16744 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
16747 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
16750 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16751 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
16752 libgcc_cmp_return mode.
16754 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16757 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
16759 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
16761 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
16764 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16766 * doc/c-tree.texi: Use `@.' where appropriate.
16767 * doc/extend.texi: Likewise.
16768 * doc/install.texi: Likewise.
16769 * doc/invoke.texi: Likewise.
16770 * doc/loop.texi: Likewise.
16771 * doc/makefile.texi: Likewise.
16772 * doc/md.texi: Likewise.
16773 * doc/passes.texi: Likewise.
16774 * doc/standards.texi: Likewise.
16775 * doc/tm.texi: Likewise.
16777 2008-02-15 Jakub Jelinek <jakub@redhat.com>
16779 PR middle-end/35196
16780 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
16782 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
16783 rather than in entry_bb.
16785 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16787 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
16788 libgcc_cmp_return mode.
16790 2008-02-15 Jakub Jelinek <jakub@redhat.com>
16792 PR middle-end/35130
16793 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
16794 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
16796 2008-02-15 Richard Guenther <rguenther@suse.de>
16797 Zdenek Dvorak <ook@ucw.cz>
16799 PR tree-optimization/35164
16800 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
16801 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
16802 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
16803 Only propagate addresses which do not have abnormal SSA_NAMEs
16806 2008-02-15 Joseph Myers <joseph@codesourcery.com>
16809 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
16811 2008-02-15 Jan Hubicka <jh@suse.cz>
16813 PR middle-end/35149
16814 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
16816 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16818 PR middle-end/34621
16819 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
16820 when calculating alignment_pad.
16822 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16824 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
16825 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
16826 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
16827 and STACK_BOUNDARY define.
16829 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
16831 PR preprocessor/35061
16832 * c-pragma.c (handle_pragma_pop_macro): Check that
16833 pushed_macro_table has been allocated.
16835 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
16837 PR middle-end/35136
16838 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
16839 (force_gimple_operand): Likewise.
16840 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
16841 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
16842 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
16843 (find_interesting_uses_address): Check addressability and alignment
16844 of the base expression only after substituting bases of IVs into it.
16846 2008-02-14 Michael Matz <matz@suse.de>
16849 * function.c (instantiate_virtual_regs_in_insn): Reload address
16850 before falling back to reloading the whole operand.
16852 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
16854 * config/s390/s390.c (s390_mainpool_start): Emit the pool
16855 before the first section switch note.
16857 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16859 * doc/bugreport.texi: Update copyright years.
16860 * doc/c-tree.texi: Likewise.
16861 * doc/cfg.texi: Likewise.
16862 * doc/cpp.texi: Likewise.
16863 * doc/cppinternals.texi: Likewise.
16864 * doc/fragments.texi: Likewise.
16865 * doc/frontends.texi: Likewise.
16866 * doc/gcc.texi: Likewise.
16867 * doc/gty.texi: Likewise.
16868 * doc/hostconfig.texi: Likewise.
16869 * doc/implement-c.texi: Likewise.
16870 * doc/libgcc.texi: Likewise.
16871 * doc/loop.texi: Likewise.
16872 * doc/makefile.texi: Likewise.
16873 * doc/options.texi: Likewise.
16874 * doc/passes.texi: Likewise.
16875 * doc/rtl.texi: Likewise.
16876 * doc/sourcebuild.texi: Likewise.
16877 * doc/standards.texi: Likewise.
16878 * doc/tree-ssa.texi: Likewise.
16879 * doc/trouble.texi: Likewise.
16881 * doc/extend.texi: Use @: or add comma where appropriate.
16882 * doc/invoke.texi: Likewise.
16883 * doc/tm.texi: Likewise.
16885 2008-02-14 Alan Modra <amodra@bigpond.net.au>
16888 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
16891 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
16893 * doc/md.texi (clz, ctz): Add reference.
16894 * doc/rtl.texi (clz, ctz): Likewise.
16896 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16899 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
16902 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
16904 * config/s390/s390.c (struct constant_pool): New field
16905 emit_pool_after added.
16906 (s390_mainpool_start): Set the emit_pool_after flag according
16907 to the section switch notes.
16908 (s390_mainpool_finish): Consider emit_pool_after when emitting
16909 the literal pool at the end of the function.
16910 (s390_chunkify_start): Force literal pool splits at section
16913 2008-02-13 Michael Matz <matz@suse.de>
16916 * var-tracking.c (clobber_variable_part): Correctly traverse the
16919 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16922 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
16923 Add -fdump-ipa-inline.
16924 * tree-dump.c (dump_files): Remove tree-inlined dump.
16925 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
16927 2008-02-12 Richard Guenther <rguenther@suse.de>
16929 PR tree-optimization/35171
16930 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
16933 2008-02-12 Richard Guenther <rguenther@suse.de>
16935 PR middle-end/35163
16936 * fold-const.c (fold_widened_comparison): Use get_unwidened in
16937 value-preserving mode. Disallow final truncation.
16939 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
16941 PR middle-end/35136
16942 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
16943 code from here to...
16944 (force_gimple_operand): ...here.
16946 2008-02-12 Jakub Jelinek <jakub@redhat.com>
16949 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
16950 non-compatible pointers.
16951 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
16952 different FIELD_DECLs, try harder by comparing field offsets, sizes
16955 PR inline-asm/35160
16956 * function.c (match_asm_constraints_1): Don't replace the same input
16959 2008-02-12 Anatoly Sokolov <aesok@post.ru>
16961 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
16962 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
16963 (expand_epilogue): Restore RAMPZ register.
16964 * config/avr/avr.md (RAMPZ_ADDR): New constant.
16966 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
16968 * config/i386/cygwin.asm: (__alloca): Correct calling
16969 convention and alignment.
16970 (__chkstk): Force 8 byte stack alignment.
16972 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
16973 Richard Guenther <rguenther@suse.de>
16975 PR tree-optimization/33992
16976 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
16977 the zero we compare against.
16979 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
16981 PR libfortran/35063
16982 * gthr-win32.h (__gthread_mutex_destroy_function): New function
16983 to CloseHandle after unlocking to prevent accumulation of handle
16986 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16988 PR middle_end/34150
16989 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
16990 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
16991 and update LABEL_NUSES during and after reload.
16993 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
16995 PR middle-end/34627
16996 * combine.c (simplify_if_then_else): Make sure the comparison is
16997 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
16999 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
17002 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
17003 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
17004 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
17005 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
17006 * tree.h (get_type_static_bounds): Likewise.
17008 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17010 * doc/invoke.texi (Option Summary, C++ Dialect Options)
17011 (Objective-C and Objective-C++ Dialect Options, Warning Options):
17012 Make -Wfoo language annotations match what the compiler outputs.
17014 2008-02-08 Sa Liu <saliu@de.ibm.com>
17016 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
17017 intrinsics spu_convts, spu_convtu, spu_convtf.
17019 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
17021 * doc/extend.texi (Function Attributes) <noinline>: Mention
17022 asm ("") as method to keep calls.
17024 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17027 * doc/options.texi (Options): Replace references to opts.sh with
17029 * opts-common.c: Likewise.
17030 * optc-gen.awk: Likewise.
17032 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
17034 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
17036 2008-02-07 Richard Henderson <rth@redhat.com>
17039 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
17040 EXPR_LIST for the REG_EQUAL instead of a comparison with a
17043 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
17045 PR tree-optimization/35085
17046 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
17047 for operand entry oe2 in addition to operand entry oe3 in order to
17048 expose more opportunities for vectorizer sum reduction.
17050 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17053 * Makefile.in (LIBS): Remove $(GMPLIBS).
17054 (cc1-dummy, cc1): Add $(GMPLIBS).
17056 2008-02-06 Jan Hubicka <jh@suse.cz>
17059 * i386.md (moddf_integer): Do not produce partial memory stalls for
17060 targets where it hurts.
17062 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
17065 * optabs.c (expand_float): Do not check for decimal modes when
17066 expanding unsigned integer through signed conversion.
17068 2008-02-06 Nick Clifton <nickc@redhat.com>
17070 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
17071 inside the clobber with a match_operand and duplicated operand
17072 number in the constraint.
17073 (ineqbranchsi): Delete redundant comment.
17075 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
17077 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
17078 builtin_define ("__USE_INIT_FINI__").
17079 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
17081 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
17083 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17085 PR documentation/30330
17086 * doc/invoke.texi (C++ Dialect Options)
17087 (Objective-C and Objective-C++ Dialect Options, Warning Options):
17088 For each warning option -Wfoo that allows -Wno-foo, ensure both
17089 -Wfoo and -Wno-foo are listed in the option index. Fix index
17090 entry of -Wswitch-default, index -Wnormalized= including the
17091 `=', and -Wlarger-than-@var{len} including @var{len}.
17093 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
17095 * config/i386/i386.md (floatunssisf2): Use
17096 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
17097 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
17098 Macroize expander using MODEF mode iterator.
17100 2008-02-05 Diego Novillo <dnovillo@google.com>
17102 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
17105 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
17107 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17110 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
17112 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
17115 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
17116 to indicate if a message should be generated.
17117 (init_cumulative_args): Updated.
17118 (function_value_32): Likewise.
17120 2008-02-05 Joseph Myers <joseph@codesourcery.com>
17122 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
17124 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
17127 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
17128 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
17130 2008-02-04 Diego Novillo <dnovillo@google.com>
17132 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
17135 * tree-vrp.c (vrp_evaluate_conditional): With
17136 -Wtype-limits, emit a warning when comparing against a
17137 constant outside the natural range of OP0's type.
17139 2008-02-04 Richard Guenther <rguenther@suse.de>
17141 PR middle-end/33631
17142 * expr.c (count_type_elements): Give for unions instead of
17145 2008-02-04 Richard Guenther <rguenther@suse.de>
17147 PR middle-end/35043
17148 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
17149 to TYPE_DOMAINs base type instead of using bitsizetype here.
17151 2008-02-03 Jason Merrill <jason@redhat.com>
17153 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
17155 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17158 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
17159 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
17160 (RS/6000 and PowerPC Options): Fix typos and markup.
17161 * doc/passes.texi (Tree-SSA passes): Likewise.
17163 2008-02-02 Michael Matz <matz@suse.de>
17166 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
17167 from record_last_reg_set_info.
17168 (record_last_reg_set_info): Take an RTX argument, iterate over all
17169 constituent hardregs.
17170 (record_last_set_info, record_opr_changes): Change calls to
17171 new signature or to record_last_reg_set_info_regno.
17173 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
17175 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
17177 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
17179 PR rtl-optimization/34773
17180 * reg-notes.def (EQUAL): Mention significance of combination of
17181 REG_EQUAL and REG_RETVAL.
17182 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
17183 insn that has a REG_RETVAL.
17185 2008-02-01 Roger Sayle <roger@eyesopen.com>
17188 * configure.ac (--enable-fixed-point): Disable unless explicitly
17190 * configure: Regenerate.
17192 2008-02-01 Richard Guenther <rguenther@suse.de>
17195 * invoke.texi (-finline-limit): Remove no longer true parts
17196 of the documentation. Note that there is no default value.
17198 2008-02-01 Andrew Pinski <pinskia@gmail.com>
17199 Mark Mitchell <mark@codesourcery.com>
17200 Ben Elliston <bje@au.ibm.com>
17203 * doc/extend.texi (Other Builtins): Document.
17205 2008-01-31 Tom Browder <tom.browder@gmail.com>
17207 * doc/c-tree.texi (Types): Fix grammar.
17208 (Expression trees): Ditto.
17209 * doc/passes.texi (Tree-SSA passes): Ditto.
17211 * doc/configterms.texi (Configure Terms): Fix typo.
17212 * doc/cpp.texi (Common Predefined Macros): Ditto.
17213 * doc/md.texi (Machine Constraints): Ditto.
17215 * doc/makefile.texi (Makefile): Add comma.
17217 2008-01-31 Tom Browder <tom.browder@gmail.com>
17218 Gerald Pfeifer <gerald@pfeifer.com>
17220 * doc/sourcebuild.texi (Front End): Remove references to CVS
17221 and CVSROOT/modules.
17222 (Texinfo Manuals): Replace reference to CVS by one to SVN.
17223 (Back End): Remove reference to CVS.
17225 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
17228 * config/mips/mips.c (gen_load_const_gp): New function, taking a
17230 (mips16_gp_pseudo_reg): ...here.
17231 * config/mips/mips.md (load_const_gp): Replace with...
17232 (load_const_gp_<mode>): ...this :P-based insn.
17234 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17236 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
17237 options. Minor fixes.
17238 (-std): Move reference to standards closer to where language
17239 standards are first mentioned.
17241 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
17243 PR rtl-optimization/34995
17244 * reload.c (alternative_allows_const_pool_ref): Take an rtx
17245 parameter and return a bool. If the rtx parameter is nonnull,
17246 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
17247 (find_reloads): Update call accordingly. Pass the new operand
17248 if it needed no address reloads, otherwise pass null.
17250 2008-01-30 Richard Henderson <rth@redhat.com>
17253 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
17254 for unbounded arrays.
17256 2008-01-30 Silvius Rus <rus@google.com>
17258 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
17260 2008-01-30 Jan Hubicka <jh@suse.cz>
17263 * i386.c (init_cumulative_args): Use real function declaration when
17266 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
17268 PR rtl-optimization/34998
17269 * global.c (build_insn_chain): Treat non-subreg_lowpart
17270 SUBREGs of pseudos as clobbering all the words covered by the
17271 SUBREG, not just all the bytes.
17272 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
17273 original df_ref rather than an extract parameter.
17274 (global_conflicts): Update call accordingly.
17276 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
17278 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
17279 the overflow check to make it easier to read.
17280 (__fixtfdi): Change the type of the ll member in union
17281 long_double to UDItype_x.
17283 2008-01-30 Jakub Jelinek <jakub@redhat.com>
17285 PR middle-end/34969
17286 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
17287 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
17288 * tree-inline.c (fold_marked_statements): Call
17289 cgraph_update_edges_for_call_stmt if folding a call statement.
17290 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
17291 debug_generic_stmt calls, reset it back afterwards.
17294 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
17296 * c-typeck.c (build_external_ref): Don't pedwarn about
17297 static vars in current function's scope.
17299 2008-01-29 Joseph Myers <joseph@codesourcery.com>
17301 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
17303 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
17306 * ipa-struct-reorg.c: Fix spelling.
17307 * params.def: Ditto.
17309 2008-01-29 Richard Guenther <rguenther@suse.de>
17311 PR middle-end/35006
17312 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
17314 * tree-inline.c (remap_type): Increment remapping_type_depth
17315 around remapping types.
17316 (copy_body_r): Only add referenced variables if they are referenced
17317 from code, not types.
17319 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
17330 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
17331 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
17333 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
17336 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
17337 pointer for tiny stack.
17339 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17341 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
17343 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17345 * config/vx-common.h: Fix typo in comment.
17347 2008-01-28 Ian Lance Taylor <iant@google.com>
17351 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
17352 coalesce pointers if they have different DECL_NO_TBAA_P values.
17353 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
17354 between variables with different DECL_NO_TBAA_P values.
17356 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
17359 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
17360 are not legitimate small data references on SPE targets.
17362 2008-01-28 David Daney <ddaney@avtrex.com>
17364 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
17366 2008-01-28 David Daney <ddaney@avtrex.com>
17368 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
17370 2008-01-27 Joseph Myers <joseph@codesourcery.com>
17372 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
17373 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
17374 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
17375 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
17376 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
17377 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
17378 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
17379 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
17381 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17383 * basic-block.h (condjump_equiv_p): Fix comment.
17385 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17387 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
17388 print_generic_stmt_indented): Fix comment.
17390 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17392 * configure.ac (__stack_chk_fail): Add detecion for availability
17393 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
17394 * configure: Regenerate.
17396 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
17398 PR middle-end/34688
17399 * final.c (output_addr_const): Handle TRUNCATE.
17401 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
17404 * tree-ssa-loop-ivopts.c (comp_cost): New type.
17405 (zero_cost, infinite_cost): New constants.
17406 (struct cost_pair): Change type of cost to comp_cost.
17407 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
17408 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
17410 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
17411 split_address_cost, ptr_difference_cost, difference_cost,
17412 get_computation_cost_at, get_computation_cost,
17413 determine_use_iv_cost_generic, determine_use_iv_cost_address,
17414 determine_use_iv_cost_condition, determine_use_iv_costs,
17415 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
17416 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
17417 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
17418 Change type of cost to comp_cost.
17419 (determine_iv_cost): Increase cost of non-original ivs, instead
17420 of decreasing the cost of original ones.
17421 (get_address_cost): Indicate the complexity of the addressing mode
17423 (try_add_cand_for): Prefer using ivs not specific to some object.
17424 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
17426 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
17427 Janis Johnson <janis187@us.ibm.com>
17430 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
17431 (TARGET_INSTANTIATE_DECLS): Likewise.
17432 * target.h (expand_to_rtl_hook): New target hook.
17433 (instantiate_decls): Likewise.
17434 * function.c (instantiate_decl): Make non-static. Rename to...
17435 (instantiate_decl_rtl): ... this.
17436 (instantiate_expr): Use instantiate_decl_rtl.
17437 (instantiate_decls_1): Likewise.
17438 (instantiate_decls): Likewise.
17439 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
17440 * function.h (instantiate_decl_rtl): Add prototype.
17441 * cfgexpand.c (target.h): New include.
17442 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
17443 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
17444 (TARGET_INSTANTIATE_DECLS): Likewise.
17445 (TARGET_INITIALIZER): New target hooks added.
17446 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
17448 * config/rs6000/rs6000.c (tree-flow.h): New include.
17449 (machine_function): Add sdmode_stack_slot field.
17450 (rs6000_alloc_sdmode_stack_slot): New function.
17451 (rs6000_instantiate_decls): Likewise.
17452 (rs6000_secondary_memory_needed_rtx): Likewise.
17453 (rs6000_check_sdmode): Likewise.
17454 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
17455 (TARGET_INSTANTIATE_DECLS): Likewise.
17456 (rs6000_hard_regno_mode_ok): Allow SDmode.
17457 (num_insns_constant): Likewise. Handle _Decimal32 constants.
17458 (rs6000_emit_move): Handle SDmode.
17459 (function_arg_advance): Likewise.
17460 (function_arg): Likewise.
17461 (rs6000_gimplify_va_arg): Likewise. Add special handling of
17462 SDmode var args for 32-bit compiles.
17463 (rs6000_secondary_reload_class): Handle SDmode.
17464 (rs6000_output_function_epilogue): Likewise.
17465 (rs6000_function_value): Simplify if statement.
17466 (rs6000_libcall_value): Likewise.
17467 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
17468 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
17469 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
17470 (movsd_hardfloat): New define_insn.
17471 (movsd_softfloat): Likewise.
17472 (movsd_store): Likewise.
17473 (movsd_load): Likewise.
17474 (extendsddd2): Likewise.
17475 (extendsdtd2): Likewise.
17476 (truncddsd2): Likewise.
17477 (movdd_hardfloat64): Fixup comment.
17478 (UNSPEC_MOVSD_LOAD): New constant.
17479 (UNSPEC_MOVSD_STORE): Likewise.
17481 2008-01-26 Jakub Jelinek <jakub@redhat.com>
17484 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
17486 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
17487 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
17488 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
17489 and TRUTH_XOR_EXPR.
17491 2008-01-26 David Edelsohn <edelsohn@gnu.org>
17494 * config.gcc: Separate AIX 5.3 from AIX 6.1.
17495 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17496 __LONGDOUBLE128 too.
17497 * config/rs6000/aix61.h: New file.
17499 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17501 PR rtl-optimization/34959
17502 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
17503 popcount and parity rtxes the same mode as their operand.
17504 Truncate or extend the result to the return value's mode
17507 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17510 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
17511 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
17512 to GOT_VERSION_REGNUM.
17513 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
17514 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
17515 * config/mips/mips.c (mips_emit_call_insn): New function.
17516 (mips_call_tls_get_addr): Call mips_expand_call directly.
17517 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
17519 (mips16_build_call_stub): Likewise. Return the call insn or null.
17520 (mips_expand_call): Update the call to mips16_build_call_stub
17521 accordingly and a remove redundant condition. Assert that MIPS16
17522 stubs do not use lazy binding. Use mips_emit_call_insn and return
17524 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
17526 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
17527 (mips_avoid_hazard): Remove hazard_set handling.
17528 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
17529 (UNSPEC_RESTORE_GP): ...this.
17530 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
17531 (FAKE_CALL_REGNO): Rename to...
17532 (GOT_VERSION_REGNUM): ...this.
17533 (type): Add "ghost" value. Add an associated insn reservation.
17534 (hazard_set): Remove.
17535 (exception_receiver): Rename to...
17536 (restore_gp): ...this and update the unspec identifier accordingly.
17537 (exception_receiver, nonlocal_got_receiver): New expanders.
17538 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
17539 FAKE_CALL_REGNO. Remove hazard_set attribute.
17540 (set_got_version, update_got_version): New patterns.
17542 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
17545 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
17547 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17550 * doc/install.texi2html: Generate gcc-vers.texi.
17552 2008-01-25 DJ Delorie <dj@redhat.com>
17554 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
17556 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17558 * config/c4x: Remove directory.
17559 * config.gcc (crx-*, mt-*): Mark obsolete.
17560 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
17561 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
17562 sh-*-rtemscoff*): Remove cases.
17563 * defaults.h (C4X_FLOAT_FORMAT): Remove.
17564 * real.c (encode_c4x_single, decode_c4x_single,
17565 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
17566 c4x_extended_format): Remove.
17567 * real.h (c4x_single_format, c4x_extended_format): Remove.
17568 * doc/extend.texi (interrupt, naked): Remove mention of attributes
17570 (Pragmas): Remove comment about c4x pragmas.
17571 * doc/install.texi (c4x): Remove target-specific instructions.
17572 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
17573 * doc/md.texi (Machine Constraints): Remove C4x documentation.
17574 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
17575 refer to C4x source files as examples.
17576 (C4X_FLOAT_FORMAT): Remove documentation.
17578 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
17580 * config/bfin/bfin.c (override_options): Reorder tests so that
17581 flag_pic gets enabled for -msep-data.
17583 2008-01-25 Richard Guenther <rguenther@suse.de>
17585 PR middle-end/32244
17586 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
17587 to its bitfield precision if required.
17589 2008-01-25 Jakub Jelinek <jakub@redhat.com>
17591 PR middle-end/33880
17592 * tree-nested.c (walk_omp_for): New function.
17593 (convert_nonlocal_reference, convert_local_reference): Call
17594 walk_omp_for on OMP_FOR.
17595 (convert_call_expr): Call walk_body on OMP_FOR's
17596 OMP_FOR_PRE_INIT_BODY.
17598 2008-01-25 Richard Guenther <rguenther@suse.de>
17600 PR tree-optimization/34966
17601 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
17602 default defs and PHI_NODEs we have to insert after the
17603 defining statement.
17605 2008-01-24 Nick Clifton <nickc@redhat.com>
17607 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
17608 Provide a default definition.
17609 (LIBGCC2_UNITS_PER_WORD): Likewise.
17611 * config/stormy16/stormy16.c: Include df.h for the prototype
17612 for df_regs_ever_live_p.
17613 (xstormy16_expand_builtin_va_start): Convert the stack offset
17614 into a component_ref and then use POINTER_PLUS_EXPR to add it
17615 to the incoming_virtual_args_rtx.
17616 (xstormy16_gimplify_va_arg_expr): Rename to
17617 xstormy16_gimplify_va_arg_expr.
17618 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
17619 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
17620 xstormy16_gimplify_va_arg_expr.
17621 Fix up some formatting issues.
17623 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
17624 Move to predicates.md.
17625 (xs_hi_general_operand): Likewise.
17626 (xs_hi_nonmemory_operand): Likewise.
17627 * config/stormy16/predicates.md:
17628 (xstormy16_carry_plus_operand): New predicate.
17629 (xs_hi_general_operand): New predicate.
17630 (xs_hi_nonmemory_operand): New predicate.
17631 * config/stormy16/stormy16-protos.h:
17632 (xstormy16_carry_plus_operand): Delete prototype.
17633 (xs_hi_general_operand): Likewise.
17634 (xs_hi_nonmemory_operand): Likewise.
17636 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
17637 modifiers as they are no longer needed and they can trigger
17638 reload spill failures.
17640 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
17641 with a match_operand in order to help reload.
17643 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
17644 constraint with 'e' for the 8th alternative as this version of
17645 the mov.w instruction only accepts the lower 8 registers.
17647 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
17650 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
17651 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
17654 2008-01-25 Jakub Jelinek <jakub@redhat.com>
17656 PR middle-end/33333
17657 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
17659 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
17661 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
17663 (remove_structure): Update allocations list before removing structure.
17665 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
17667 * ipa-struct-reorg.c (is_safe_cond_expr,
17668 create_new_stmts_for_cond_expr): Use integer_zerop function,
17669 that recognize not only zero-pointer, but zero-integer too.
17671 2008-01-25 Ben Elliston <bje@au.ibm.com>
17674 * fixproto: Escape "." in sed expression that strips leading "./".
17676 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
17679 * gcc.c (SWITCH_OK): Removed.
17680 (SWITCH_LIVE): Changed to bit.
17681 (SWITCH_FALSE): Likewise.
17682 (SWITCH_IGNORE): Likewise.
17683 (switchstr): Change live_cond to unsigned int.
17684 (process_command): Replace SWITCH_OK with 0.
17685 (do_self_spec): Likewise.
17686 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
17687 (give_switch): Likewise.
17688 (used_arg): Likewise.
17689 (do_spec_1): Set the SWITCH_IGNORE bit.
17690 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
17691 bits. Set the SWITCH_LIVE bit.
17693 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17695 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
17697 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
17699 PR tree-optimization/34472
17700 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
17701 parameter to a "bool *" and set *DATA to false if there is
17702 an unsafe access. Do not delete the structure here.
17703 (check_cond_exprs): Delete it here instead.
17704 (check_cond_exprs, exclude_cold_structs): Do not increase
17705 I when removing a structure.
17707 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
17710 * config/i386/i386.c (ix86_expand_vector_init): Consider only
17711 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
17713 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
17715 PR middle-end/34934
17716 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
17717 a fixed vector for stack.
17719 2008-01-24 Ben Elliston <bje@au.ibm.com>
17722 * doc/gcc.texi (Software development): Add a direntry for g++.
17724 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
17726 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
17727 stale and straggling -fforce-addr comments above.
17729 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
17731 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
17732 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
17734 2008-01-23 Michael Matz <matz@suse.de>
17737 * dwarf2out.c (force_type_die): Use modified_type_die instead of
17740 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
17742 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
17743 malloc result type.
17745 2008-01-23 Anatoly Sokolov <aesok@post.ru>
17747 * config/avr/avr.c (avr_current_arch): New variable.
17748 (avr_arch_types): Add 'avr31' and 'avr51' entries.
17749 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
17750 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
17751 (avr_override_options): Init 'avr_current_arch'.
17752 (base_arch_s): Move from here...
17753 * config/avr/avr.h (base_arch_s): ... here. Add new members
17754 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
17755 'mega' to 'have_jmp_call'.
17756 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
17757 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
17759 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
17761 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17762 MULTILIB_MATCHES): Ditto.
17764 2008-01-23 Richard Guenther <rguenther@suse.de>
17766 PR middle-end/31529
17767 * cgraphunit.c (cgraph_reset_node): Always mark the node
17768 not reachable if it is not queued already.
17770 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
17772 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
17773 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
17774 (cputype_selected): New static variable.
17775 (bfin_handle_option): Set it if -mcpu is used.
17776 (override_option): Select default set of workarounds if no cpu type
17777 selected on the command line.
17778 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
17780 From Michael Frysinger <michael.frysinger@analog.com>
17781 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
17782 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
17784 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
17785 for bf547, bf523, bf524, and bf526.
17786 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
17788 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17789 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
17790 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
17791 __ADSPBF547__ and __ADSPBF54x__ for bf547.
17792 * doc/invoke.texi (Blackfin Options): Document that
17793 -mcpu now accept bf547, bf523, bf524, and bf526.
17795 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
17797 PR rtl-optimization/34628
17798 * combine.c (try_combine): Stop and undo after the first combination
17799 if an autoincrement side-effect on the first insn has effectively
17802 2008-01-22 David Edelsohn <edelsohn@gnu.org>
17805 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
17806 Offset addresses are not valid for Altivec or paired float modes.
17808 2008-01-22 Jakub Jelinek <jakub@redhat.com>
17811 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
17812 if DECL_INITIAL (decl) is error_mark_node.
17815 * c-common.c (handle_vector_size_attribute): Only allow
17816 integral, scalar float and fixed point types. Handle OFFSET_TYPE
17817 the same way as pointer, array etc. types.
17818 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
17821 * tree.c (build_type_attribute_qual_variant): Call
17822 build_qualified_type if attributes are equal, but quals are not.
17824 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17827 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
17828 * flags.h (warn_strict_aliasing): Remove.
17829 (warn_strict_overflow): Remove.
17830 * opts.c (warn_strict_aliasing): Remove.
17831 (warn_strict_overflow): Remove.
17832 * c-opts.c (c_common_handle_option): -Wall only sets
17833 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
17834 (c_common_post_options): Give default values to -Wstrict-aliasing
17835 and -Wstrict-overflow if they are uninitialized.
17836 * common.opt (Wstrict-aliasing): Specify Var and Init.
17837 (Wstrict-overflow): Likewise.
17839 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17841 PR rtl-optimization/26854
17842 PR rtl-optimization/34400
17843 PR rtl-optimization/34884
17844 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
17846 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
17847 (df_rd_bb_info.expanded_lr_out): Deleted
17848 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
17849 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
17850 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
17851 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
17852 Removed code to allocate, initialize or free expanded_lr_out.
17853 (df_rd_bb_local_compute_process_def): Restructured to make more
17855 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
17856 sets if the sets are being trimmed.
17858 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
17861 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
17862 (as_vers): Likewise.
17863 * configure: Regenerated.
17865 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17867 PR middle-end/33092
17868 * tree-pass.h (pass_build_alias): New pass.
17869 * tree-ssa-alias.c (gate_build_alias): New.
17870 (pass_build_alias): New.
17871 * passes.c (init_optimization_passes): Add pass_build_alias after
17872 pass_create_structure_vars.
17874 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
17876 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
17877 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
17878 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
17879 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
17880 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
17881 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
17882 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
17883 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
17884 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
17885 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
17886 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
17887 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
17888 * config/s390/s390.md (FP_ALL): New mode iterator.
17889 (_d): New mode attribute.
17890 ("*signbit<mode>2>"): Changed mode of first operand.
17891 ("isinf<mode>2"): Changed mode of first operand.
17892 ("*TDC_insn"): Adaptation for DFP modes.
17894 2008-01-22 Ben Elliston <bje@au.ibm.com>
17896 * tree.c (check_qualified_type): Improve function description.
17898 2008-01-21 Jason Merrill <jason@redhat.com>
17901 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
17902 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
17905 2008-01-21 DJ Delorie <dj@redhat.com>
17907 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
17910 2008-01-21 Richard Guenther <rguenther@suse.de>
17912 PR middle-end/34856
17913 * tree-cfg.c (verify_expr): Allow all invariant expressions
17914 instead of just constant class ones as reference argument.
17915 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
17916 like any other constant.
17917 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
17919 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
17921 * regmove.c (fixup_match_1): Update call crossed frequencies.
17923 2008-01-21 Richard Guenther <rguenther@suse.de>
17926 * tree-inline.c (setup_one_parameter): Deal with mismatched
17927 types using a VIEW_CONVERT_EXPR.
17929 2008-01-21 Alon Dayan <alond@il.ibm.com>
17930 Olga Golovanevsky <olga@il.ibm.com>
17932 PR tree-optimization/34701
17933 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
17934 when the structure size is not a power of 2.
17936 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
17938 * doc/install.texi: Add doc for --enable-checking=df.
17940 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
17942 PR rtl-optimization/34808
17943 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
17945 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
17947 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
17950 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
17952 PR rtl-optimization/26854
17953 PR rtl-optimization/34400
17954 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
17956 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
17957 (df_rd_bb_info.expanded_lr_out): New.
17958 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
17959 * loop_iv.c (iv_analysis_loop_init): Ditto.
17960 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
17961 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
17962 Added code to allocate, initialize or free expanded_lr_out.
17963 (df_rd_bb_local_compute_process_def): Restructured to make
17964 more understandable.
17965 (df_rd_confluence_n): Add code to do nothing with fake edges and
17966 code to no apply invalidate_by_call sets if the sets are being trimmed.
17967 (df_lr_local_finalize): Renamed to df_lr_finalize.
17968 (df_live_local_finalize): Renamed to df_live_finalize.
17970 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
17973 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
17974 deciding whether to use reciprocal instructions.
17976 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
17978 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
17979 dwarf2out_note_section_used if cold_text_section is NULL.
17981 2008-01-19 Jakub Jelinek <jakub@redhat.com>
17983 PR gcov-profile/34610
17984 * tree-cfg.c (make_edges): Mark both outgoing edges from
17985 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
17986 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
17987 from OMP_FOR and OMP_CONTINUE outgoing edges.
17989 * tree-profile.c (tree_profiling): Return early if
17990 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
17992 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
17993 from cfun to child_cfun.
17994 * function.h (struct function): Add after_tree_profile bit.
17996 2008-01-19 Anatoly Sokolov <aesok@post.ru>
17998 * config/avr/avr.S (_exit): Disable interrupt.
18000 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
18001 Steven Bosscher <stevenb.gcc@gmail.com>
18003 PR rtl-optimization/26854
18004 PR rtl-optimization/34400
18005 * df-problems.c (df_live_scratch): New scratch bitmap.
18006 (df_live_alloc): Allocate df_live_scratch when doing df_live.
18007 (df_live_reset): Clear the proper bitmaps.
18008 (df_live_bb_local_compute): Only process the artificial defs once
18009 since the order is not important.
18010 (df_live_init): Init the df_live sets only with the variables
18011 found live by df_lr.
18012 (df_live_transfer_function): Use the df_lr sets to prune the
18013 df_live sets as they are being computed.
18014 (df_live_free): Free df_live_scratch.
18016 2008-01-18 Ian Lance Taylor <iant@google.com>
18018 * common.opt: Add fmerge-debug-strings.
18019 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
18020 flag_merge_debug_strings rather than flag_merge_constants.
18021 * doc/invoke.texi (Option Summary): Mention
18022 -fmerge-debug-strings.
18023 (Debugging Options): Document -fmerge-debug-strings.
18025 2008-01-18 Ian Lance Taylor <iant@google.com>
18028 * tree.h (DECL_IS_OPERATOR_NEW): Define.
18029 (struct tree_function_decl): Add new field operator_new_flag.
18030 * tree-inline.c (expand_call_inline): When inlining a call to
18031 operator new, force the return value to go into a variable, and
18032 set DECL_NO_TBAA_P on that variable.
18033 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
18035 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
18038 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
18039 DWARF2_DEBUGGING_INFO.
18040 (dwarf2out_note_section_used): Ditto. Add prototype.
18041 (have_multiple_function_sections, text_section_used,
18042 cold_text_section_used, *cold_text_sections): Move declarations
18045 2008-01-17 Bob Wilson <bob.wilson@acm.org>
18047 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
18048 field and add signal_ra.
18049 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
18050 assignments to frame state pc. Move end of stack check after
18051 MD_FALLBACK_FRAME_STATE_FOR.
18052 (uw_update_context_1): Use frame state signal_regs if set, instead
18053 of checking signal_frame flag.
18054 (uw_update_context): Use frame state signal_ra if set.
18055 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
18056 * config/xtensa/linux-unwind.h: New file.
18058 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
18060 * modulo-sched.c (get_sched_window): Fix comment typo.
18062 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
18064 PR tree-optimization/34648
18065 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
18067 2008-01-17 Anatoly Sokolov <aesok@post.ru>
18069 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
18070 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
18072 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
18074 PR rtl-optimization/34400
18075 * df-core.c (df_worklist_dataflow_overeager,
18076 df_worklist_dataflow_doublequeue): New functions.
18077 (df_worklist_dataflow): Two different worklist solvers.
18078 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
18081 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18084 * doc/invoke.texi: Document the dependence on pthread for fopenmp
18085 and ftree-parallelize-loops.
18087 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
18089 PR rtl-optimization/34826
18090 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
18092 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
18094 * global.c (find_reg): Mark the eh regs as used if necessary.
18095 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
18096 * ra.h (struct allocno): no_eh_reg field added. Changed
18097 no_stack_reg type to bitfield.
18099 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
18101 * tree.c (substitute_in_expr): Add missing 'break'.
18103 2008-01-17 Richard Guenther <rguenther@suse.de>
18105 PR tree-optimization/34825
18106 * tree-ssa-math-opts.c (is_division_by): Do not recognize
18107 x / x as division to handle.
18109 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18111 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
18112 "-pthread" is specified.
18113 * pa-hpux11.h (LIB_SPEC): Likewise.
18115 2008-01-16 Janis Johnson <janis187@us.ibm.com>
18116 Peter Bergner <bergner@vnet.ibm.com>
18118 PR rtl-optimization/33796
18119 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
18121 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18123 PR libgfortran/34699
18124 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
18126 * pa-hpux10.h (LINK_SPEC): Likewise.
18127 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
18129 2008-01-16 Richard Guenther <rguenther@suse.de>
18131 PR middle-end/32628
18132 * fold-const.c (fold_convert_const_int_from_int): Do not
18133 set overflow if that occured only because of a sign extension
18134 change when converting from/to a sizetype with the same
18135 precision and signedness.
18137 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
18140 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
18141 location address to the correct place. Update copyright year.
18143 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18145 * lambda-code.c (lambda_transform_legal_p): Handle the case of
18146 no dependences in the dependence_relations vector.
18148 2008-01-16 Jan Hubicka <jh@suse.cz>
18150 PR rtl-optimization/31396
18151 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
18152 * cfg.c (dump_reg_info): Print it.
18153 * regs.h (struct reg_info_t): add freq_calls_crossed.
18154 (REG_FREQ_CALLS_CROSSED): New macro.
18155 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
18156 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
18157 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
18158 regmove_optimize): Update call crossed frequencies.
18159 * local-alloc.c (struct qty): Add freq_calls_crossed.
18160 (alloc_qty): Copute freq_calls_crossed.
18161 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
18162 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
18163 * ra.h (struct allocno): Add freq_calls_crossed.
18165 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18167 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
18168 libgomp when compiling with ftree-parallelize-loops.
18169 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
18171 2008-01-16 Richard Guenther <rguenther@suse.de>
18173 PR tree-optimization/34769
18174 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
18175 * tree.c (int_cst_value): Instead make this function more
18176 permissive in what it accepts as valid input. Document this
18177 function always sign-extends the value.
18179 2008-01-16 Jakub Jelinek <jakub@redhat.com>
18180 Richard Guenther <rguenther@suse.de>
18183 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
18184 (gimple_fold_indirect_ref_rhs): ... this.
18185 (gimple_fold_indirect_ref): New function with foldings
18186 that preserve lvalueness.
18187 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
18188 * tree-flow.h (gimple_fold_indirect_ref): Declare.
18189 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
18190 to fold an INDIRECT_REF, fall back to the old use of
18191 fold_indirect_ref_1.
18193 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18195 * tree-data-ref.c (subscript_dependence_tester_1): Call
18196 free_conflict_function.
18197 (compute_self_dependence): Same.
18199 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
18202 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
18203 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
18205 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
18206 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
18207 for DWARF2_UNWIND_INFO targets.
18209 2008-01-16 Richard Guenther <rguenther@suse.de>
18212 * c-typeck.c (common_pointer_type): Do not merge inconsistent
18213 type qualifiers for function types.
18215 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
18217 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
18218 loop_iterator li from previous commit.
18220 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
18222 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
18224 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
18226 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
18227 (parallelize_loops): Don't parallelize irreducible components.
18229 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18232 * c-opts (c_common_post_options): Do not enable CPP
18233 flag_pedantic_errors by default.
18235 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
18237 PR rtl-optimization/31944
18238 * cse.c (remove_pseudo_from_table): New function.
18239 (merge_equiv_classes): Use above function to remove pseudo-registers.
18240 (invalidate): Likewise.
18242 2008-01-13 Richard Guenther <rguenther@suse.de>
18244 PR middle-end/34601
18245 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
18246 instead of TYPE_MODE to deal with calls from expand_one_error_var.
18248 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
18250 * gcse.c (cprop_jump): Call validate_unshare_change instead of
18251 validate_change to unshare the source of the PC set.
18253 2008-01-12 Jan Hubicka <jh@suse.cz>
18255 PR middle-end/32135
18256 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
18257 references above array bounds. This might trigger bounds checks for
18258 pointers to arrays.
18260 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
18262 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
18263 new_replaceable_dependencies.
18265 2008-01-12 Doug Kwan <dougkwan@google.com>
18267 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
18268 instead of OPT_Wreturn_type in warning due to ignored return type
18270 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
18271 options included in -Wextra.
18272 * c.opt: New option -Wignored_qualifiers.
18273 * doc/invoke.texi (Warning Options, -Wextra): Add new option
18274 -Wignore_qualifiers.
18275 (-Wignored-qualifiers): Document.
18276 (-Wreturn-type): Remove description of functionality now handled
18277 by -Wignored-qualifiers.
18279 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
18282 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
18283 NOP_EXPR if it is between integral types with the same precision.
18285 2008-01-12 Jan Hubicka <jh@suse.cz>
18288 * invoke.texi (max-inline-recursive-depth): Fix default value.
18290 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
18292 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
18295 2008-01-11 Bob Wilson <bob.wilson@acm.org>
18297 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
18299 2008-01-11 James E. Wilson <wilson@specifix.com>
18302 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
18304 2008-01-11 Anatoly Sokolov <aesok@post.ru>
18306 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
18307 save/restore frame pointer register and don't use 'call-prologues'
18308 optimization in function with "OS_task" attribute.
18310 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
18312 PR middle-end/31309
18313 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
18314 when copying to memory.
18316 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
18318 PR rtl-optimization/30905
18319 * cfgcleanup.c: Include dce.h
18320 (crossjumps_occured): New global variable.
18321 (try_crossjump_bb): Exit loop after finding a fallthru edge.
18322 If something changed, set crossjumps_occured to true.
18323 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
18324 Don't add/remove fake edges to exit here...
18325 (cleanup_cfg): ...but do it here, when crossjumping.
18326 Run a fast DCE when successful crossjumps occured in the latest
18327 iteration of try_optimize_cfg.
18329 2008-01-11 Richard Guenther <rguenther@suse.de>
18331 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
18332 (struct vn_unary_op_s): Likewise.
18333 (vn_reference_insert): Free old reference on hash collision.
18335 2008-01-10 Raksit Ashok <raksit@google.com>
18337 PR rtl-optimization/27971
18338 * combine.c (find_split_point): Split PLUS expressions which are
18339 inside a MEM rtx, and whose first operand is complex.
18341 2008-01-10 DJ Delorie <dj@redhat.com>
18343 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
18344 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
18345 (m32c_hard_regno_ok): Call the underlying function.
18347 2008-01-10 Richard Guenther <rguenther@suse.de>
18349 PR middle-end/34683
18350 * tree-cfg.c (tree_merge_blocks): Do not go through the
18351 full-blown folding and stmt updating path if we just deal
18352 with virtual operands.
18353 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
18354 test for abnormal SSA_NAMEs.
18356 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
18358 PR middle-end/34641
18359 * reload.c (push_reload): Add assertions. All constants from
18360 reg_equiv_constant should have been used for replacing the respective
18362 (find_reloads_address): Invoke find_reloads_address_part for
18363 constant taken from the reg_equiv_constant array.
18365 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
18367 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
18368 field (valnum) the first in the struct. Replace bools with
18371 2008-01-10 Richard Guenther <rguenther@suse.de>
18373 PR tree-optimization/34651
18374 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
18375 types and ordering for masking and converting.
18377 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
18379 PR tree-optimization/34017
18380 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
18381 also for PHI_NODE expressions.
18383 2008-01-09 Jan Hubicka <jh@suse.cz>
18385 PR tree-optimization/34708
18386 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
18387 based on number of case labels.
18388 (init_inline_once): Remove switch_cost.
18389 * tree-inline.h (eni_weights_d): Remove switch_cost.
18391 2008-01-09 Richard Guenther <rguenther@suse.de>
18392 Andrew Pinski <andrew_pinski@playstation.sony.com>
18394 PR middle-end/30132
18395 * gimplify.c (gimplify_cond_expr): Do not create an addressable
18396 temporary if an rvalue is ok or an lvalue is not required.
18398 2008-01-09 Richard Guenther <rguenther@suse.de>
18400 PR middle-end/34458
18401 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
18402 adjust return type.
18404 2008-01-09 Richard Guenther <rguenther@suse.de>
18406 PR middle-end/34679
18407 * tree.c (host_integerp): Check for sizetype only if the
18408 type is an integer type.
18410 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
18413 * opts.c (decode_options): Disable inlining of functions called
18414 once if not in unit-at-a-time mode.
18416 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
18418 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
18420 2008-01-08 Richard Guenther <rguenther@suse.de>
18422 PR middle-end/31863
18423 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
18424 out early if the result will be unused.
18426 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18431 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18432 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18435 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
18437 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
18438 for vectorization tuned.
18440 2008-01-08 Richard Guenther <rguenther@suse.de>
18442 PR tree-optimization/34683
18443 * tree-ssa-operands.c (operand_build_cmp): Export.
18444 * tree-ssa-operands.h (operand_build_cmp): Declare.
18445 * tree-vn.c (vuses_compare): Remove.
18446 (sort_vuses): Use operand_build_cmp.
18447 (sort_vuses_heap): Likewise.
18448 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
18449 to re-use old VEC if available. Do not sort already sorted VUSEs.
18450 (vdefs_to_vec): Do not sort already sorted VDEFs.
18452 2008-01-08 Jakub Jelinek <jakub@redhat.com>
18454 PR middle-end/34694
18455 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
18457 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18460 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
18461 limitations of reciprocal sequences on x86 targets.
18463 2008-01-08 Richard Guenther <rguenther@suse.de>
18465 PR tree-optimization/34683
18466 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
18468 2008-01-07 Jakub Jelinek <jakub@redhat.com>
18471 * config/darwin.c (darwin_mergeable_string_section): Don't use
18472 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
18474 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
18477 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
18478 negxf2. Macroize expander using X87MODEF mode iterator. Change
18479 predicates of op0 and op1 to register_operand.
18480 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
18481 expander using X87MODEF mode iterator. Change predicates of
18482 op0 and op1 to register_operand.
18483 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
18484 corresponding patterns and macroize using MODEF macro. Change
18485 predicates of op0 and op1 to register_operand and remove
18486 "m" constraint. Disparage "r" alternative with "!".
18487 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
18488 macroize using X87MODEF macro. Change predicates of op0 and op1
18489 to register_operand and remove "m" constraint. Disparage "r"
18490 alternative with "!".
18491 (absneg splitter with memory operands): Remove.
18492 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
18493 patterns and macroize using X87MODEF mode iterator.
18494 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
18495 Change predicate of op1 to register_operand.
18496 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
18497 for memory operands.
18499 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
18501 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
18503 2008-01-07 Richard Guenther <rguenther@suse.de>
18505 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
18508 2008-01-07 Richard Guenther <rguenther@suse.de>
18510 PR tree-optimization/34683
18511 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
18512 VOPs of the needed size to save memory. Use VEC_quick_push
18513 to save compile-time.
18514 (vdefs_to_vec): Likewise.
18516 2008-01-07 Sa Liu <saliu@de.ibm.com>
18518 * config/spu/spu.md (divdf3): Genetate inline code for double
18519 division. The implementation doesn't handle INF or NAN, therefore it
18520 only applies when -ffinite-math-only is given.
18522 2008-01-06 Paolo Carlini <pcarlini@suse.de>
18525 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
18526 * doc/cpp.texi ([Common Predefined Macros]): Document.
18528 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
18530 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
18531 order to use commutative addition instead of subtraction.
18533 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18534 Mircea Namolaru <namolaru@il.ibm.com>
18535 Vladimir Yanovsky <yanov@il.ibm.com>
18536 Revital Eres <eres@il.ibm.com>
18538 PR tree-optimization/34263
18539 * tree-outof-ssa.c (process_single_block_loop_latch,
18540 contains_tree_r): New functions.
18541 (analyze_edges_for_bb): Call process_single_block_loop_latch
18542 function to empty single-basic-block latch block if possible.
18544 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18546 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18548 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
18550 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18552 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
18554 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18556 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
18558 2008-01-05 Jakub Jelinek <jakub@redhat.com>
18560 PR tree-optimization/34618
18561 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
18564 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18567 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
18568 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
18569 Update copyright year.
18571 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
18572 Update copyright year.
18573 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
18576 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
18578 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
18579 edge does not point to current bb before changing need_assert.
18581 2008-01-04 Richard Guenther <rguenther@suse.de>
18583 PR middle-end/34029
18584 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
18585 for verifying purposes if they are is_gimple_min_invariant.
18587 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
18589 PR tree-optimization/34448
18590 PR tree-optimization/34465
18591 * gimplify.c (gimplify_init_constructor): Add new parameter
18592 notify_temp_creation. Use it.
18593 (gimplify_modify_expr_rhs): Take volatiles into account when
18594 optimizing constructors.
18595 Do not optimize constructors if gimplify_init_constructor will dump to
18597 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
18598 * gcc.c-torture/compile/pr34448.c: New.
18600 2008-01-04 Jakub Jelinek <jakub@redhat.com>
18602 PR gcov-profile/34609
18603 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
18604 return_slot if result is TREE_ADDRESSABLE.
18606 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
18608 * config/mips/mips.md (sqrt_condition): Tweak comment.
18609 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
18611 2008-01-03 Tom Tromey <tromey@redhat.com>
18614 * c-common.c (c_type_hash): Handle VLAs.
18616 2008-01-03 Jan Hubicka <jh@suse.cz>
18618 PR tree-optimization/31081
18619 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
18620 0 when inlining and not inlining to first basic block.
18621 (remap_decl): When var is initialized to 0, don't set default_def.
18622 (expand_call_inline): Set entry_bb.
18623 * tree-inline.h (copy_body_data): Add entry_bb.
18625 2008-01-03 Jakub Jelinek <jakub@redhat.com>
18628 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
18631 PR tree-optimization/29484
18632 * tree-inline.c (inline_forbidden_p_2): New function.
18633 (inline_forbidden_p): Disallow inlining if some static var
18634 has an address of a local LABEL_DECL in its initializer.
18635 * doc/extend.texi (Labels as Values): Document &&foo behaviour
18638 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
18640 PR tree-optimization/34635
18641 * tree-data-ref.c (add_other_self_distances): Make sure that the
18642 evolution step is constant.
18644 2008-01-03 Jakub Jelinek <jakub@redhat.com>
18646 PR middle-end/34608
18647 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
18649 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
18651 * tree-sra.c (scalarize_init): Insert the generate_element_init
18652 statements after the generate_element_zero statements.
18654 2008-01-02 Richard Guenther <rguenther@suse.de>
18656 PR middle-end/34093
18657 PR middle-end/31976
18658 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
18659 for very large number of operands instead of ICEing.
18661 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
18664 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
18665 while stack probing.
18667 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
18669 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
18672 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
18674 PR libmudflap/26442
18675 * tree-mudflap.c (mx_register_decls): Guard warning by
18676 !DECL_ARTIFICIAL check.
18678 2008-01-01 Jakub Jelinek <jakub@redhat.com>
18680 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
18681 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
18682 sse5_perm<mode>): Fix constraints.