1 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3 * diagnostic.c (pedwarn_at): Rename as pedwarn.
5 * toplev.h (pedwarn_at): Likewise.
6 * builtins.c: Update all calls to pedwarn.
11 * c-errors.c: Likewise.
12 * c-typeck.c: Likewise.
13 * c-common.c: Likewise.
14 * c-parser.c: Likewise.
16 2008-08-20 Joseph Myers <joseph@codesourcery.com>
19 * config/sparc/sparc.c (function_arg_slotno): Handle structure
20 with MODE_VECTOR_INT mode.
22 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
26 initialized outside the current module.
27 (warn_uninitialized_var): Ignore left-hand side when walking the
28 trees. Ignore address expressions. Examine VUSE operands in gimple
29 statements with a variable declaration on the right-hand side.
31 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
34 * rtlanal.c (subreg_offset_representable_p): Revert last change.
36 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
39 * c-common.c (conversion_warning): Do not warn if applying bit-and
40 operator to unsigned constant that fits in the target type.
42 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
45 * c-common.c (conversion_warning): Do not warn for artificial
48 2008-08-20 Richard Guenther <rguenther@suse.de>
50 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
51 (extract_range_from_binary_expr): Fall back to constant propagation.
52 (extract_range_from_unary_expr): Likewise.
54 2008-08-20 Richard Guenther <rguenther@suse.de>
56 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
57 with TREE_THIS_VOLATILE on shared nodes.
58 (fold_stmt_r): Likewise.
60 2008-08-20 Jakub Jelinek <jakub@redhat.com>
63 * c-parser.c (c_parser_attributes): For keywords use canonical
64 spelling for attr_name.
66 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
68 * value-prof.c (check_counter): Revert wrong call to error.
70 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
72 * profile.c: Update calls to inform.
73 * value-prof.c: Update calls to inform.
75 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
77 * diagnostic.c (inform): Add an explicit location_t parameter.
78 * toplev.h (inform): Update declaration.
79 * builtins.c: Update all calls to inform.
80 * c-common.c: Likewise.
84 * c-pragma.c: Likewise.
85 * c-typeck.c: Likewise.
86 * coverage.c: Likewise.
89 * tree-cfg.c: Likewise.
90 * tree-ssa.c: Likewise.
92 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
95 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
96 V2DI mode, for SSE4.1, use movq instead of vector set if the
97 second element is zero and inter-unit moves are OK.
99 2008-08-20 Richard Guenther <rguenther@suse.de>
101 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
102 properly handle conversion/copy chains after tuplification.
104 2008-08-20 Richard Guenther <rguenther@suse.de>
106 * passes.c (init_optimization_passes): Move the second
107 forwprop pass before alias computation. Remove the second
108 DCE pass. Remove the first dominator and phi copy/const
111 2008-08-20 Nick Clifton <nickc@redhat.com>
113 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
114 support of this feature. Do not assume that a sufficiently new
115 assembler will support the feature regardless of the target type.
116 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
117 * configure: Regenerate.
119 2008-08-20 Richard Guenther <rguenther@suse.de>
121 * tree-vrp.c (found_in_subgraph): Remove.
122 (live): New global static.
123 (live_on_edge): New function.
124 (blocks_visited): Remove.
125 (register_edge_assert_for_2): Use live_on_edge.
126 (find_conditional_asserts): Remove code dealing with
127 found_in_subgraph. Do not walk the CFG.
128 (find_switch_asserts): Likewise.
129 (find_assert_locations_1): Renamed from find_assert_locations.
130 Move finding assert locations for conditional and switch
131 statements first. Update live bitmap. Do not walk the CFG.
132 (find_assert_locations): New function.
133 (insert_range_assertions): Remove entry of CFG walk.
134 Adjust call to find_assert_locations.
135 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
136 that only can appear because of fake exit edges but assert we
137 never try to insert on those.
138 (fini_pre): Do not remove fake exit edges here...
139 (execute_pre): ...but here, before committing edge inserts.
141 2008-08-19 Richard Guenther <rguenther@suse.de>
143 * passes.c (init_optimization_passes): Exchange store-ccp
146 2008-08-19 Rafael Espindola <espindola@google.com>
148 * varasm.c (weak_decls): Move earlier in the file.
149 (assemble_external): Add weak decls to the weak_decls list.
150 (declare_weak): Don't add decls to the weak_decls list.
152 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
155 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
156 before (sse2_shufpd_<mode>).
158 2008-08-19 Jakub Jelinek <jakub@redhat.com>
161 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
162 * tree.c (block_nonartificial_location): Likewise.
164 2008-08-19 Richard Guenther <rguenther@suse.de>
166 PR tree-optimization/35972
167 PR tree-optimization/23094
168 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
170 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
171 handle MISALIGNED_INDIRECT_REF.
172 (get_ref_from_reference_ops): New helper.
173 (vn_reference_lookup_pieces): Walk the use-def chain using the
174 alias-oracle if requested.
175 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
176 walking the use-def chain.
177 (compute_avail): But not here.
178 (create_component_ref_by_pieces_1): Properly handle
179 MISALIGNED_INDIRECT_REF.
180 (do_regular_insertion): Handle fully redundant
181 expressions after PHI-translation also for SSA_NAME values, not
182 only constants. Correctly use edoubleprime for that.
184 2008-08-19 Ira Rosen <irar@il.ibm.com>
186 * tree-vectorizer.c (supportable_widening_operation): Support
187 multi-step conversion, return the number of steps in such conversion
188 and the required intermediate types.
189 (supportable_narrowing_operation): Likewise.
190 * tree-vectorizer.h (vect_pow2): New function.
191 (supportable_widening_operation): Change argument types.
192 (supportable_narrowing_operation): Likewise.
193 (vectorizable_type_promotion): Add an argument.
194 (vectorizable_type_demotion): Likewise.
195 * tree-vect-analyze.c (vect_analyze_operations): Call
196 vectorizable_type_promotion and vectorizable_type_demotion with
198 (vect_get_and_check_slp_defs): Detect patterns.
199 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
201 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
202 vect_build_slp_tree with correct arguments. Calculate unrolling factor
203 according to the smallest type in the loop.
204 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
205 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
206 supportable_widening_operation with correct arguments.
207 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
208 operands lists according to the number of vector statements in left
209 or right node, if exists.
210 (vect_gen_widened_results_half): Remove unused argument.
211 (vectorizable_conversion): Call supportable_widening_operation,
212 supportable_narrowing_operation, and vect_gen_widened_results_half
213 with correct arguments.
214 (vectorizable_assignment): Change documentation, support multiple
216 (vectorizable_operation): Likewise.
217 (vect_get_loop_based_defs): New function.
218 (vect_create_vectorized_demotion_stmts): Likewise.
219 (vectorizable_type_demotion): Support loop-aware SLP and general
220 multi-step conversion. Call vect_get_loop_based_defs and
221 vect_create_vectorized_demotion_stmts for transformation.
222 (vect_create_vectorized_promotion_stmts): New function.
223 (vectorizable_type_promotion): Support loop-aware SLP and general
224 multi-step conversion. Call vect_create_vectorized_promotion_stmts
226 (vectorizable_store): Change documentation, support multiple
228 (vectorizable_load): Likewise.
229 (vect_transform_stmt): Pass SLP_NODE to
230 vectorizable_type_promotion and vectorizable_type_demotion.
231 (vect_schedule_slp_instance): Move here the calculation of number
232 of vectorized statements for each node from...
233 (vect_schedule_slp): ... here.
234 (vect_transform_loop): Call vect_schedule_slp without the last
237 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
240 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
241 to == in assert statement.
242 (vectorizable_reduction): Fix typo.
244 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
247 * value-prof.c (check_counter): Dereference pointer to overall
248 count when printing it.
250 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
252 * profile.h: Really add it.
254 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
256 * mcf.c: Really add it.
258 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
259 Vinodha Ramasamy <vinodha@google.com>
261 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
263 * value-prof.c (check_counter): Fix the counter if
264 flag_profile_correction is true.
265 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
266 tree_mod_subtract_transform):
267 Follow check_counter parameter change.
268 * common.opt (fprofile-correction): New option.
270 * profile.h: Likewise.
271 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
272 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
273 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
275 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
276 flag_profile_correction is set.
278 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
280 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
282 2008-08-18 Tomas Bily <tbily@suse.cz>
284 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
285 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
287 * tree-data-ref.c (split_constant_offset_1): Likewise.
288 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
289 * tree-sra.c (sra_walk_expr): Likewise.
290 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
291 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
292 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
293 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
295 * gimple.c (gimple_assign_unary_nop_p): Likewise.
296 * tree-vect-transform.c (vectorizable_type_demotion)
297 (vectorizable_type_promotion): Likewise.
298 * tree-inline.c (expand_call_inline):
299 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
300 (forward_propagate_addr_expr_1, forward_propagate_comparison)
301 (tree_ssa_forward_propagate_single_use_vars): Likewise.
302 * expr.c (expand_expr_real_1): Likewise.
303 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
304 (gimple_assign_unary_useless_conversion_p): Likewise.
305 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
306 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
307 * fold-const.c (fold_unary): Likewise.
308 * tree.h (CONVERT_EXPR_P): Likewise.
309 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
310 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
312 (register_edge_assert_for_2, extract_range_from_unary_expr)
313 (register_edge_assert_for_1): Likewise.
315 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
317 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
318 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
319 (enum real_value_const): Delete.
320 (get_real_const): Delete.
321 * real.c (get_real_const): Delete.
322 (dconst_e_ptr): Define.
323 (dconst_third_ptr): Define.
324 (dconst_sqrt2_ptr): Define.
325 * builtins.c: Update all callers.
327 2008-08-18 Richard Guenther <rguenther@suse.de>
329 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
330 statement iterator after statement removal.
332 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
334 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
335 (detect_processor_freebsd): Likewise.
336 (host_detect_local_cpu): Call newly added functions for FreeBSD.
338 2008-08-18 Richard Guenther <rguenther@suse.de>
340 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
341 and loads have the correct types.
343 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
346 * c-opts.c (cpp_opts): Remove static.
347 * c-parser.c (cpp_opts): Declare it extern.
348 (disable_extension_diagnostics): Handle cpp options.
349 (enable_extension_diagnostics): Likewise.
351 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
353 * diagnostics.c (permerror_at): Rename as permerror.
355 * toplev.h: Likewise.
357 2008-08-18 Richard Guenther <rguenther@suse.de>
359 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
360 sdse1 and addressables2 passes. Replace dce1 with cddce1.
361 Move call_cdce before build_alias. Move copyrename2,
362 cunrolli and ccp2 beafore build_alias. Re-add addressable2
363 right after final inlining.
364 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
365 (pass_build_cfg): But instead via TODO_dump_func.
367 2008-08-18 Richard Guenther <rguenther@suse.de>
369 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
371 (scalarize_init): If we failed to generate some initializers
372 do not generate zeros for not instantiated members. Instead
373 rely on the copy out.
374 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
375 about missing flow-sensitive alias info only if we have
378 2008-08-17 Nick Clifton <nickc@redhat.com>
380 * doc/extend.texi (Function Attributes): Fix typo in description
381 if hot function attribute.
383 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
384 Richard Sandiford <rdsandiford@googlemail.com>
386 * doc/install.texi (--with-mips-plt): Document.
387 * doc/invoke.texi (-mplt, -mno-plt): Document.
388 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
389 and handle ${with_mips_plt}.
390 * config/mips/mips.opt (mplt): New option.
391 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
392 (TARGET_ABICALLS_PIC2): Likewise.
393 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
394 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
395 (ASM_SPEC): Use !mabi=* instead of !mabi*.
396 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
397 to decide whether to output ".option picX" directives.
398 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
399 Pass -call_nonpic rather than -KPIC for -mplt.
400 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
401 on the command line. Also remove it when -mabi=64 is used without
403 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
404 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
405 TARGET_ABICALLS_PIC0.
406 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
408 (mips16_build_function_stub): Only output ".option pic" directives
409 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
410 (mips16_build_call_stub): Fix comment and remove redundant
411 ".set at"/"set .noat" directives.
412 (mips_function_rodata_section): Use the default behaviour for
413 TARGET_ABSOLUTE_ABICALLS.
414 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
415 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
416 (mips_restore_gp): Do nothing if the current function doesn't use
418 (mips_expand_prologue): Only save $gp if the current function uses it.
419 Use a normal move for TARGET_ABICALLS_PIC0.
420 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
422 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
424 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
425 of function when handling GLOBAL_POINTER_REGNUM.
427 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
430 * common.opt (-fstack-check): Do not declare the variable here.
431 (-fstack-check=): New option variant.
432 * doc/invoke.texi (Code Gen Options): Document it.
433 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
434 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
435 (STACK_CHECK_STATIC_BUILTIN): New macro.
436 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
437 * opts.c: Include expr.h.
438 (common_handle_option) <OPT_fold_stack_check_>: New case.
439 <OPT_fstack_check>: Likewise.
440 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
441 consistently in the test for variable-sized types. Adjust for
442 new behaviour of flag_stack_check.
443 * explow.c: Include except.h.
444 (allocate_dynamic_stack_space): Do not take into account
445 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
446 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
447 for variable-sized parameters. Treat all parameters whose size is
448 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
449 stack checking is enabled.
450 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
451 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
452 if generic stack checking is enabled.
453 (expand_function_end): Adjust for new behaviour of flag_stack_check.
454 * reload1.c (reload): Likewise.
455 * stmt.c (expand_decl): Assert that all automatic variables have
456 fixed size at this point and remove dead code.
457 * flags.h (stack_check_type): New enumeration type.
458 (flag_stack_check): Declare.
459 * toplev.c (flag_stack_check): New global variable.
460 * Makefile.in (opts.o): Add dependency on EXPR_H.
461 (explow.o): Add dependency on except.h.
463 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
465 * config/avr/avr.c (avr_override_options): Reduce value of
466 PARAM_INLINE_CALL_COST.
468 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
470 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
471 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
472 lieu of TYPE_MODE (type) throughout.
474 2008-08-15 Joseph Myers <joseph@codesourcery.com>
476 * config/arm/arm.c (add_minipool_backward_ref): Check for
477 8-byte-aligned entries in second case of forcing insertion after a
478 particular entry. Change third case to avoid inserting
479 non-8-byte-aligned entries before 8-byte-aligned ones.
481 2008-08-15 Richard Guenther <rguenther@suse.de>
483 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
484 strip components for unknown size accesses.
486 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
488 * config/s390/2097.md New file.
489 * config/s390/s390.md ("z10prop" attribute): Define none,
490 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
491 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
492 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
493 possible values and apply them to insns as appropriate.
494 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
495 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
496 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
497 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
499 ("bfp" mode attribute): Removed. Every occurence replaced
501 * config/s390/s390.c (struct "z10_cost"): Updated entries.
502 * config/s390/2084.md (insn_reservation "x_itof"): Updated
505 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
508 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
511 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
513 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
514 additional argument. Support reduction when duplication is needed due
515 to data-types of different sizes in the loop.
516 (get_initial_def_for_induction): Fix printout.
517 (vect_get_vec_def_for_stmt_copy): Support case where the
518 vec_stmt_for_operand is a phi node.
519 (vectorizable_reduction): Support reduction when duplication is needed
520 due to data-types of different sizes in the loop.
521 (vectorizable_call): Remove restriction to not vectorize in case we
522 have data-types of different sizes in the loop.
523 (vectorizable_conversion): Likewise.
524 (vectorizable_operation): Likewise.
525 (vectorizable_type_demotion): Likewise.
526 (vectorizable_type_promotion): Likewise.
527 (vectorizable_induction): Add restriction to not vectorize in case
528 we have data-types of different sizes in the loop.
530 2008-08-14 Christophe Saout <christophe@saout.de>
531 Uros Bizjak <ubizjak@gmail.com>
534 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
535 (*vec_concatv2di_rex64_sse4_1): Ditto.
536 (*vec_concatv2di_rex64_sse): Ditto.
538 2008-08-14 Jakub Jelinek <jakub@redhat.com>
541 * fold-const.c (fold_widened_comparison): Do not allow
542 sign changes that change the result even if shorter type
543 is wider than arg1_unw's type.
545 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
547 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
548 Skip if the multilib testing specifies -march that does not
549 agree with the one specified in the testcase.
551 2008-08-13 Joseph Myers <joseph@codesourcery.com>
553 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
554 zero extend SImode values being converted to TFmode before passing
557 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
559 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
560 __PPU__ when targeting the Cell/B.E. PPU processor.
562 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
564 * gimple.h (gimple_call_set_chain): Accept SSA variables.
565 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
566 Rematerialize the static chain, if any.
567 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
570 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
572 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
573 (new_loc_descr): Likewise.
574 (add_loc_descr): Likewise.
575 (size_of_loc_descr): Likewise.
576 (size_of_locs): Likewise.
577 (output_loc_operands): Likewise.
578 (output_loc_sequence): Likewise.
579 (new_reg_loc_descr): New.
580 (build_cfa_loc): Use it.
581 (build_cfa_aligned_loc): Likewise.
582 (one_reg_loc_descriptor): Likewise.
583 (based_loc_descr): Likewise.
585 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
588 * doc/invoke.texi (Wmain): Update.
589 * c-decl.c (start_decl): warn_main is only 0 or 1.
590 (start_function): Likewise. Fix formatting.
591 (finish_function): Delete redundant warning.
592 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
593 * c-opts (c_common_handle_option): -Wall only has effect if
594 warn_main is uninitialized. OPT_Wmain is automatically
595 handled. -pedantic also enables Wmain.
596 (c_common_post_options): Handle all logic for Wmain here.
597 * c-common.c (warn_main): Delete.
598 (check_main_parameter_types): Make pedwarns conditional on
600 * c-common.h (warn_main): Delete.
602 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
605 * expr.c (emit_group_store): Allocate stack temp with the
606 largest alignment when copying from register to stack.
608 2008-08-13 Richard Guenther <rguenther@suse.de>
610 * tree.h (maybe_fold_offset_to_address): Declare.
611 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
612 (ccp_fold): Handle pointer conversions the same as fold_stmt.
613 Likewise for POINTER_PLUS_EXPR.
614 (maybe_fold_offset_to_reference): Enable disabled code.
615 (maybe_fold_offset_to_address): New function.
616 (fold_stmt_r): Use it.
617 (fold_gimple_assign): Likewise.
618 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
619 (gimplify_expr): Likewise.
621 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
623 * toplev.h (pedwarn_at): Fix declaration.
625 2008-08-13 Joseph Myers <joseph@codesourcery.com>
627 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
628 LINK_SPEC): Use %R in -Y P argument.
630 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
633 * diagnostic.c (pedwarn_at): New.
634 * toplev.h (pedwarn_at): Declare.
635 * c-tree.h (build_enumerator): Update declaration.
636 * c-decl.c (finish_enum): Update comment.
637 (build_enumerator): Take a location parameter. Give a pedwarn but do
638 not perform any conversion.
639 * c-parser.c (c_parser_enum_specifier): Set correct location for
642 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
645 * c-common.c (conversion_warning): Use a switch. Ignore boolean
646 expressions except for conversions to signed:1 bitfields. Handle
647 COND_EXPR with constant operands.
649 2008-08-13 Richard Guenther <rguenther@suse.de>
651 PR tree-optimization/15255
652 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
653 (struct oecount_s): New struct and VEC types.
655 (oecount_hash): New function.
656 (oecount_eq): Likewise.
657 (oecount_cmp): Likewise.
658 (zero_one_operation): New function.
659 (build_and_add_sum): Likewise.
660 (undistribute_ops_list): Perform un-distribution of multiplication
661 and division on the chain of summands.
662 (should_break_up_subtract): Also break up subtracts for factors.
663 (reassociate_bb): Delete dead visited statements.
664 Call undistribute_ops_list. Re-sort and optimize if it did something.
665 * passes.c (init_optimization_passes): Move DSE before
667 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
670 2008-08-12 Janis Johnson <janis187@us.ibm.com>
672 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
674 * doc/invoke.texi: Revert unintended checkin.
676 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
679 * gcc.c (include_spec_function): Tweak call to find_a_file.
681 2008-08-12 Jakub Jelinek <jakub@redhat.com>
684 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
686 * dojump.c (do_jump): Likewise.
688 PR tree-optimization/37084
689 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
690 if id->regimplify, don't assume stmt is a cast assignment.
692 2008-08-12 Anatoly Sokolov <aesok@post.ru>
694 * final.c (final_scan_insn): Use app_enable/app_disable functions.
696 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
699 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
702 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
704 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
705 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
707 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
708 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
709 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
710 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
711 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
713 * doc/tm.texi (Storage Layout): Remove documentation for
716 * simplify-rtx.c (simplify_binary_operation_1): Replace
717 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
719 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
721 * real.h (struct real_format): New member has_sign_dependent_rounding.
722 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
723 spu_single_format, ieee_double_format, mips_double_format,
724 motorola_double_format, ieee_extended_motorola_format,
725 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
726 ieee_extended_intel_96_round_53_format, ibm_extended_format,
727 mips_extended_format, ieee_quad_format, mips_quad_format,
728 vax_f_format, vax_d_format, vax_g_format): Initialize it.
729 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
731 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
732 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
733 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
734 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
735 (ROUND_TOWARDS_ZERO): Likewise.
737 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
738 (FLOAT_MODE_FORMAT): New macro.
739 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
740 (MODE_COMPOSITE_P): ... this new macro.
741 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
742 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
743 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
745 * flags.h: Include "real.h".
747 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
748 REAL_MODE_FORMAT_COMPOSITE_P.
749 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
751 * doc/tm.texi (Storage Layout): Remove documentation of
752 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
753 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
754 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
755 they only apply to libgcc2.a.
757 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
759 * config/spu/float_disf.c: New file.
760 * config/spu/float_unsdisf.c: New file.
761 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
762 (LIB2FUNCS_EXCLUDE): Define.
764 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
765 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
767 * real.h (struct real_format): New member round_towards_zero.
768 * real.c (round_for_format): Respect fmt->round_towards_zero.
769 (ieee_single_format, mips_single_format, motorola_single_format,
770 spu_single_format, ieee_double_format, mips_double_format,
771 motorola_double_format, ieee_extended_motorola_format,
772 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
773 ieee_extended_intel_96_round_53_format, ibm_extended_format,
774 mips_extended_format, ieee_quad_format, mips_quad_format,
775 vax_f_format, vax_d_format, vax_g_format): Initialize it.
776 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
778 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
779 real_format to choose rounding mode when calling MPFR functions.
780 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
781 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
783 * real.h (real_to_decimal_for_mode): Add prototype.
784 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
785 Respect target rounding mode when generating decimal representation.
786 (real_to_decimal): New stub for backwards compatibility.
787 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
788 real_to_decimal_for_mode instead of real_to_decimal.
790 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
792 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
793 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
795 * real.c (spu_single_format): New variable.
796 * real.h (spu_single_format): Declare.
798 * config/spu/spu.c (spu_override_options): Install SFmode format.
799 (spu_split_immediate): Use integer mode to operate on pieces of
800 floating-point values in all cases.
802 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
803 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
804 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
806 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
808 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
810 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
812 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
814 2008-08-12 Jakub Jelinek <jakub@redhat.com>
817 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
818 on the VAR_DECL instead of TYPE_READONLY on its type.
820 2008-08-12 Ira Rosen <irar@il.ibm.com>
822 * tree-vectorizer.c: Depend on langhooks.h.
823 (supportable_widening_operation): Add two arguments. Support double
825 (supportable_narrowing_operation): Likewise.
826 * tree-vectorizer.h (supportable_widening_operation): Add two
828 (supportable_narrowing_operation): Likewise.
829 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
830 supportable_widening_operation with correct arguments.
831 * tree-vect-transform.c (vectorizable_conversion): Likewise.
832 (vectorizable_type_demotion): Support double type conversions.
833 (vectorizable_type_promotion): Likewise.
834 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
836 2008-08-11 Michael Matz <matz@suse.de>
838 * i386/i386.c (override_options): Move initialisation from
839 flag_schedule_insns_after_reload to here from ...
840 (optimization_options): ... here.
842 2008-08-11 Jakub Jelinek <jakub@redhat.com>
844 PR rtl-optimization/36998
845 * dwarf2out.c (compute_barrier_args_size_1,
846 compute_barrier_args_size): Temporarily remove assertions.
848 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
851 * tree-ssa.c (struct walk_data): Add new flag
852 warn_possibly_uninitialized.
853 (warn_uninitialized_var): Use it.
854 (warn_uninitialized_vars): New.
855 (execute_early_warn_uninitialized): Call it.
856 (execute_late_warn_uninitialized): Likewise.
858 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
861 * reload1.c (gen_reload): Guard calls to get_secondary_mem
864 2008-08-09 Jan Hubicka <jh@suse.cz>
867 * optabs.c (maybe_emit_unop_insn): Remove produced code if
869 (expand_fix): Be prepared for expansion to fail.
870 (expand_sfix_optab): Remove instructions if expansion failed.
872 2008-08-09 Anatoly Sokolov <aesok@post.ru>
874 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
876 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
877 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
879 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
881 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
882 mips/t-libgcc-mips16 to tmake_file.
883 * config/mips/mips-protos.h (mips_call_type): New enum.
884 (mips_pic_base_register, mips_got_load): Declare.
885 (mips_restore_gp): Take an rtx argument.
886 (mips_use_pic_fn_addr_reg_p): Declare.
887 (mips_expand_call): Replace the sibcall_p argument with
888 a mips_call_type argument. Add a lazy_p parameter.
889 (mips_split_call): Declare.
890 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
891 (MIPS16_PIC_TEMP): Likewise.
892 (reg_class): Delete M16_NA_REGS.
893 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
894 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
895 (mips_split_hi_p): Declare.
896 * config/mips/mips.c (mips_split_hi_p): New array.
897 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
898 (mips_got_symbol_type_p): New function.
899 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
900 (mips16_stub_function_p): New function.
901 (mips16_local_function_p): Likewise.
902 (mips_use_pic_fn_addr_reg_p): Likewise.
903 (mips_cannot_force_const_mem): Return false for HIGHs.
904 Extend CONST_INT and symbolic handling to MIPS16, using
905 mips_symbol_insns to check that the base symbol type is a
906 legitimate constant. Reject GOT-based constants if
907 TARGET_MIPS16_PCREL_LOADS.
908 (mips_const_insns): Check targetm.cannot_force_const_mem when
909 decomposing a symbolic base and a large offset.
910 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
911 When calling a function that needs $25 from MIPS16 code,
912 move the target address into $25 separately and add a USE
914 (mips16_gp_pseudo_reg): Insert the initializer immediately
915 before the first real insn.
916 (mips_pic_base_register, mips_got_load): New functions.
917 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
918 parameter to LOW_OUT. Say that it can be any valid SET_SRC
919 when splitting a load-address operation. Split SYMBOL_GOT_DISP
920 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
921 (mips_call_tls_get_addr): Update the call to mips_expand_call,
922 also passing NULL_RTX rather than const0_rtx as the aux argument.
923 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
924 instead of TARGET_EXPLICIT_RELOCS.
925 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
926 (mips_load_call_address): Replace the sibcall_p argument with
927 a mips_call_type argument. Use mips_got_load.
928 (mips16_local_alias): New structure.
929 (mips16_local_aliases): New variable.
930 (mips16_local_aliases_hash): New function.
931 (mips16_local_aliases_eq): Likewise.
932 (mips16_local_alias): Likewise.
933 (mips16_stub_function): Likewise.
934 (mips16_build_function_stub): Create a local alias for the target
935 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
936 .cpload directive and an R_MIPS_NONE relocation for the target
937 function, then load the alias rather than the function itself.
938 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
939 (mips16_copy_fpr_return_value): Use mips16_stub_function and
940 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
941 (mips16_build_call_stub): Replace the FN parameter with an
942 FN_PTR parameter. Force the address into a register if it
943 isn't a call_insn_operand; don't rely on the caller to do this.
944 If a call to a locally-defined and locally-binding MIPS16
945 function must be made indirectly, redirect the call to the
946 function's local alias. Use mips16_stub_function_p,
947 mips16_stub_function, mips_expand_call and use_reg.
948 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
949 Use explicit %hi and %lo accesses where possible.
950 Use MIPS_CALL to generate the correct code form of a
951 jal instruction. Add clobbers of $18 instead of uses.
952 Update the call to mips_emit_call_insn.
953 (mips_expand_call): Replace the SIBCALL_P argument with a
954 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
955 Take a LAZY_P parameter. Call mips16_build_call_stub first,
956 allowing it to modify the call address. Update the calls to
957 mips_load_call_address and mips_emit_call_insn.
958 (mips_split_call): New function.
959 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
960 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
961 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
962 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
963 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
965 (mips_cprestore_slot): New function.
966 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
967 and use mips_cprestore_slot.
968 (mips_output_function_prologue): Handle TARGET_MIPS16 for
970 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
971 then use a copygp_mips16 instruction to set up $28.
972 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
973 (mips16_lay_out_constants): Call split_all_insns_noflow.
974 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
975 false if TARGET_MIPS16.
976 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
977 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
978 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
979 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
980 MIPS16 code. Allow MIPS16 o32 PIC.
981 (mips_override_options): Allow MIPS16 o32 PIC.
982 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
983 after reload if TARGET_USE_GOT.
984 (UNSPEC_COPYGP): New constant.
985 (length): Use a default length of 8 for MIPS16 GOT loads.
986 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
987 (*got_page<mode>): Check mips_split_hi_p.
988 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
989 (unspec_got<mode>, unspec_call<mode>): New expanders.
990 (load_got<mode>, load_call<mode>): Remove the length attributes.
991 Use a got attribute instead of a type attribute.
992 (copygp_mips16): New insn.
993 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
994 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
995 (sibcall, sibcall_value, call, call_value): Update the calls
997 (call_internal, call_value_internal): Use mips_split_call.
998 (call_value_multiple_internal): Likewise.
999 (call_split): Move after call_internal (the insn it is split from).
1000 (call_internal_direct, call_value_internal_direct): Turn into
1001 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
1002 (call_direct_split, call_value_direct_split): New patterns.
1003 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
1004 and use M16_REGS instead of M16_NA_REGS.
1005 * config/mips/predicates.md (const_call_insn_operand): Replace
1006 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
1007 mips_use_pic_fn_addr_reg_p check.
1008 (move_operand): Reject HIGHs if mips_split_hi_p.
1009 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
1010 (__mips16_floatunsisf): Inline __mips16_floatsisf.
1011 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
1012 * config/mips/libgcc-mips16.ver: New file.
1013 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
1014 $(srcdir)/config/mips/libgcc-mips16.ver.
1016 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1018 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
1019 (mips_unspec_address, mips_unspec_offset_high): Likewise.
1020 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
1021 (mips16_cfun_returns_in_fpr_p): Likewise.
1023 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1025 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
1026 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
1027 rather than 4 to PC.
1029 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1031 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
1032 (FUNCTION_PROFILER): Save the static chain pointer into $2
1033 beforehand and restore it aftewards.
1034 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
1035 address directly into $25 and call the function through $25;
1036 do not clobber $3. Pad the DImode version to cover the space
1037 left by the deleted $25 <- $3 move.
1038 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
1039 the removal of the $25 <- $3 move.
1040 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
1041 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
1043 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1044 Daniel Jacobowitz <dan@codesourcery.com>
1046 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
1047 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
1048 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
1049 * config/mips/mips.c (mips_start_function_definition): New function.
1050 (mips_end_function_definition): Likewise.
1051 (mips_output_function_prologue): Use mips_start_function_definition.
1052 (mips_output_function_epilogue): Use mips_end_function_definition.
1053 (build_mips16_function_stub): Use mips_start_function_definition
1054 and mips_end_function_definition.
1055 (build_mips16_call_stub): Likewise.
1057 2008-08-09 Richard Guenther <rguenther@suse.de>
1059 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
1060 * gimple.h (gimple_call_fn): Adjust comment.
1061 (gimple_call_set_fndecl): New function.
1062 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
1063 longer having bare FUNCTION_DECL operand.
1064 (gimple_call_return_type): Likewise.
1065 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
1067 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
1068 (gimple_mod_pow2): Likewise.
1069 (gimple_mod_subtract): Likewise.
1070 (gimple_ic): Likewise.
1071 (gimple_stringop_fixed_value): Likewise.
1072 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
1073 longer having bare FUNCTION_DECL operand.
1074 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
1075 * omp-low.c (optimize_omp_library_calls): Likewise.
1076 * cgraphunit.c (update_call_expr): Likewise.
1077 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
1078 (execute_convert_to_rsqrt): Likewise.
1079 * cfgexpand.c (gimple_to_tree): Simplify.
1080 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
1081 bare FUNCTION_DECL operand.
1082 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
1083 (convert_gimple_call): Use gimple_call_fndecl.
1084 * c-common.c (c_warn_unused_result): Likewise.
1086 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1089 * c-typeck.c (digest_init): Call verify_sequence_points from here.
1090 (c_finish_return): Likewise.
1091 (c_start_case): Likewise.
1092 * c-common.c (warn_for_collisions_1): Use explicit location in
1094 * c-parser.c (c_parser_condition): New. Call
1095 verify_sequence_points.
1096 (c_parser_paren_condition): Call c_parser_condition.
1097 (c_parser_for_statement): Call c_parser_condition.
1099 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1102 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
1103 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
1104 Moved from diagnostic.h
1105 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
1107 (emit_diagnostic): New.
1108 (warning0, pedwarn0): Delete.
1109 (warning, warning_at, pedwarn, permerror): Return bool.
1110 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
1111 Moved to diagnostic.c.
1112 (struct diagnostic_context): Use correct type for
1113 classify_diagnostic.
1114 (diagnostic_report_diagnostic): Update declaration.
1115 (emit_diagnostic): Declare.
1116 * errors.c (warning): Return bool.
1117 * errors.h (warning): Update declaration.
1118 * toplev.h (warning0, pedwarn0): Delete.
1119 (warning, warning_at, pedwarn, permerror): Return bool.
1120 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
1121 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
1122 inform. Update all calls.
1123 (diagnose_mismatched_decls): Check return value of warning/pedwarn
1124 before giving informative note.
1125 (implicit_decl_warning): Likewise.
1126 * c-typeck.c (build_function_call): Likewise.
1127 * tree-sssa.c (warn_uninit): Likewise.
1128 * builtins.c (gimplify_va_arg_expr): Likewise.
1130 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1133 * doc/invoke.texi (-Wextra): Move warning from here...
1134 (-Wuninitialized): ... to here.
1136 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1139 * flags.h (set_Wunused): Delete
1140 * toplev.c (process_options): Handle Wunused flags here.
1141 * opts.c (maybe_warn_unused_parameter): Delete.
1142 (common_handle_option): Replace set_Wunused by warn_unused.
1143 (set_Wextra): Do not handle Wunused-parameter here.
1144 (set_Wunused): Delete.
1145 * c-opts.c (c_common_handle_option): Replace set_Wunused by
1147 * common.opt (Wunused): Add Var and Init.
1148 (Wunused-function): Likewise.
1149 (Wunused-label): Likewise.
1150 (Wunused-parameter): Likewise.
1151 (Wunused-value): Likewise.
1152 (Wunused-variable): Likewise.
1154 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
1156 * doc/invoke.texi: Add cpu_type power7.
1157 * config.in (HAVE_AS_VSX): New.
1158 * config.gcc: Add cpu_type power7.
1159 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
1161 * configure: Regenerate.
1162 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
1164 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
1165 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
1166 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
1168 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
1170 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
1171 type to vectorize.builtin_conversion.
1172 (vectorizable_conversion): Likewise.
1173 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
1174 integral type as input.
1175 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
1177 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
1178 and ALTIVEC_BUILTIN_VCTSXS.
1179 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
1182 2008-08-08 Richard Guenther <rguenther@suse.de>
1184 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
1185 (surely_varying_stmt_p): Calls are varying only if they are
1186 non-builtin and not indirect or have no result.
1187 (ccp_fold): Re-instantiate code before the tuples merge.
1189 2008-08-08 Richard Guenther <rguenther@suse.de>
1191 PR tree-optimization/37056
1192 * gimple.h (gimple_assign_rhs_class): New helper function.
1193 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
1194 unary operations properly.
1196 2008-08-07 Jan Hubicka <jh@suse.cz>
1198 * i386.h (ix86_size_cost): Declare.
1199 (ix86_cur_cost): New function macro.
1200 * i386.md (peepholes expanding size and splitters): Predicate by
1201 optimize_insn_for_speed_p.
1202 (peepholes reduce size and splitters): Predicate by
1203 optimize_insn_for_size_p.
1204 * i386.c (ix86_size_cost): Rename from ...
1205 (size_cost): This one.
1206 (override_options): Update.
1207 (decide_alg): Likewise.
1208 (ix86_expand_clear): Use RTL profile.
1209 (ix86_pad_returns): Use RTL profile.
1211 2008-08-07 Jan Hubicka <jh@suse.cz>
1213 * recog.c (split_all_insns): Set RTL profile
1214 (peephole2_optimize): Likewise.
1215 * function.c (thread_prologue_and_epilogue_insns): Likewise.
1216 * combine.c (combine_instructions): Likewise.
1218 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1220 * c-common.c (c_common_reswords): Also warn about keyword "bool".
1222 2008-08-07 Bob Wilson <bob.wilson@acm.org>
1224 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
1225 value in a6 after the set_frame_ptr insn.
1227 2008-08-07 Richard Henderson <rth@redhat.com>
1230 * gcc.c (cpp_options): Pass along -g*.
1232 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1234 * config/arm/arm.c (output_move_neon): Update comment describing
1235 big-endian vector layout.
1236 (arm_assemble_integer): Do not handle big-endian NEON vectors
1238 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
1239 neon_vget_lane<mode>_sext_internal,
1240 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
1241 element indices for big-endian.
1243 2008-08-07 Richard Henderson <rth@redhat.com>
1245 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
1246 * configure, config.in: Rebuild.
1247 * debug.h (dwarf2out_do_cfi_asm): Declare.
1248 * c-cppbuiltin.c (c_cpp_builtins): Use it.
1249 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
1250 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
1251 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
1253 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1255 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
1256 movv2si_internal): Combine into mov<mode>_internal.
1257 (movv2si_internal_2): Remove.
1259 2008-08-07 Jan Hubicka <jh@suse.cz>
1262 * i386.md (single stringop patterns): Enable unconditionally.
1264 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
1267 * config/i386/emmintrin.h (_mm_move_epi64): Use
1268 __builtin_ia32_movq128.
1270 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
1271 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
1273 * config/i386/sse.md (sse2_movq128): New.
1275 * doc/extend.texi: Document __builtin_ia32_movq128.
1277 2008-08-07 Richard Guenther <rguenther@suse.de>
1280 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
1281 pointers can access anything.
1283 2008-08-06 Jan Hubicka <jh@suse.cz>
1285 * optabs.c (emit_unop_insn): Break out to ...
1286 (maybe_emit_unop_insn): ... this one.
1287 (expand_sfix_optab): Use maybe variant.
1288 * optabs.h (maybe_emit_unop_insn): Declare.
1290 * i386.md (mov0 patterns): Enable by default.
1291 (FP conversion expanders): Disable expansion of code expanding
1292 sequences when instruction should be optimized for size.
1293 (single strinop patterns): Enable when optimizing for size.
1294 (string expanders): Disable expanding of code expanding sequences
1295 when optimizning instruction for size.
1296 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
1298 (ix86_fp_comparison_sahf_cost): Likewise.
1299 (ix86_expand_branch): Likewise.
1300 (ix86_expand_ashl_const): Likewise.
1301 (ix86_split_ashl): Likewise.
1302 (ix86_expand_strlen): Likewise.
1303 (ix86_emit_fp_unordered_jump): Likewie.
1305 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1307 * c-common.c: Fix typo.
1308 (c_common_reswords): Activate more C++ keyword warnings.
1310 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
1312 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1315 * diagnostic.c (permerror_at): New.
1316 * toplev.h (permerror_at): Declare.
1318 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
1319 Ira Rosen <irar@il.ibm.com>
1321 * tree-vect-transform.c (vect_model_simple_cost): Return
1322 immediately if stmt is pure SLP.
1323 (vect_model_store_cost): Ditto.
1324 (vect_model_load_cost): Ditto.
1325 (vectorizable_store): Remove PURE_SLP check before call
1326 to vect_model_store_cost.
1327 (vect_model_store_cost): When checking whether stmt describe
1328 strided access, add a check that it is not slp_node.
1330 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1333 * c-common.c (warn_for_sign_compare): New. Handle separately the
1334 case that 'constant' is zero.
1335 * c-typeck.c (build_binary_op): Move code to c-common.c
1337 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1339 * config/alpha/alpha.c (alpha_preferred_reload_class,
1340 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
1341 alpha_output_mi_thunk_osf): Avoid C++ keywords.
1342 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
1343 * config/arm/arm.md: Likewise.
1344 * config/avr/avr-protos.h (preferred_reload_class,
1345 test_hard_reg_class, avr_simplify_comparison_p,
1346 out_shift_with_cnt, class_max_nregs): Likewise.
1347 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
1348 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
1349 preferred_reload_class, test_hard_reg_class): Likewise.
1350 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
1351 bfin_memory_move_cost, bfin_secondary_reload,
1352 bfin_output_mi_thunk): Likewise.
1353 * config/crx/crx.c (crx_secondary_reload_class,
1354 crx_memory_move_cost): Likewise.
1355 * config/frv/frv-protos.h (frv_secondary_reload_class,
1356 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
1357 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
1358 frv_secondary_reload_class, frv_class_likely_spilled_p,
1359 frv_class_max_nregs): Likewise.
1360 * config/h8300/h8300.c (h8300_classify_operand,
1361 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
1363 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
1364 * config/ia64/ia64.c (ia64_preferred_reload_class,
1365 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
1366 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
1367 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
1369 * config/m68hc11/m68hc11.c (preferred_reload_class,
1370 m68hc11_memory_move_cost): Likewise.
1371 * config/mcore/mcore.c (mcore_secondary_reload_class,
1372 mcore_reload_class): Likewise.
1373 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
1374 mips_class_max_nregs, mips_cannot_change_mode_class,
1375 mips_preferred_reload_class, mips_secondary_reload_class,
1376 mips_output_mi_thunk): Likewise.
1377 * config/mmix/mmix.c (mmix_preferred_reload_class,
1378 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
1380 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1382 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
1383 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
1384 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1385 * config/rs6000/rs6000.c (paired_expand_vector_init,
1386 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
1387 compare_section_name, rs6000_memory_move_cost): Likewise.
1388 * config/s390/s390.c (s390_emit_compare_and_swap,
1389 s390_preferred_reload_class, s390_secondary_reload,
1390 legitimize_pic_address, legitimize_tls_address,
1391 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
1392 s390_class_max_nregs): Likewise.
1393 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1394 * config/s390/s390.md: Likewise.
1395 * config/score/score-protos.h (score_secondary_reload_class,
1396 score_preferred_reload_class): Likewise.
1397 * config/score/score.c (score_preferred_reload_class,
1398 score_secondary_reload_class): Likewise.
1399 * config/score/score3.c (score3_output_mi_thunk,
1400 score3_preferred_reload_class, score3_secondary_reload_class,
1401 score3_hard_regno_mode_ok): Likewise.
1402 * config/score/score3.h (score3_preferred_reload_class,
1403 score3_secondary_reload_class): Likewise.
1404 * config/score/score7.c (score7_output_mi_thunk,
1405 score7_preferred_reload_class, score7_secondary_reload_class,
1406 score7_hard_regno_mode_ok): Likewise.
1407 * config/score/score7.h (score7_preferred_reload_class,
1408 score7_secondary_reload_class): Likewise.
1409 * config/sh/sh.c (prepare_move_operands, output_far_jump,
1410 output_branchy_insn, add_constant, gen_block_redirect,
1411 sh_insn_length_adjustment, sh_cannot_change_mode_class,
1412 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
1414 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1415 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
1416 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
1417 xstormy16_preferred_reload_class): Likewise.
1418 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
1419 xtensa_expand_atomic, override_options,
1420 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
1422 * reorg.c (try_merge_delay_insns): Likewise.
1423 * tree.c (merge_dllimport_decl_attributes): Likewise.
1425 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
1427 2008-08-06 Michael Matz <matz@suse.de>
1429 * Makefile.in (write_entries_to_file): Quote words.
1430 * gengtype.c: (read_input_line): Skip over leading white-space.
1432 2008-08-06 Marc Gauthier <marc@tensilica.com>
1434 * config.gcc: Match more processor names for Xtensa.
1435 * configure.ac: Likewise.
1436 * doc/install.texi (Specific): Likewise.
1437 * configure: Regenerate.
1439 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1441 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
1442 * calls.c (avoid_likely_spilled_reg): Likewise.
1443 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
1444 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
1445 * config/i386/i386.c (ix86_expand_special_args_builtin,
1446 ix86_secondary_reload): Likewise.
1447 * except.c (struct eh_region, gen_eh_region_catch,
1448 remove_unreachable_regions, duplicate_eh_regions,
1449 assign_filter_values, build_post_landing_pads,
1450 sjlj_find_directly_reachable_regions, remove_eh_handler,
1451 reachable_next_level, foreach_reachable_handler,
1452 can_throw_internal_1, can_throw_external_1,
1453 collect_one_action_chain): Likewise.
1454 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
1455 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
1456 * function.c (update_temp_slot_address, instantiate_new_reg,
1457 instantiate_virtual_regs_in_rtx,
1458 instantiate_virtual_regs_in_insn): Likewise.
1459 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
1460 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
1461 gimplify_cleanup_point_expr): Likewise.
1462 * ipa-cp.c (ipcp_lattice_changed): Likewise.
1463 * passes.c (next_pass_1): Likewise.
1464 * print-tree.c (print_node_brief, print_node): Likewise.
1465 * profile.c (branch_prob): Likewise.
1466 * tree-dump.c (dump_register): Likewise.
1467 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
1469 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
1470 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
1471 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
1472 copy_arguments_for_versioning, copy_static_chain): Likewise.
1473 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
1474 add_new_name_mapping, register_new_name_mapping): Likewise.
1475 * tree-mudflap.c (mf_xform_derefs): Likewise.
1476 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
1477 get_init_expr, combine_chains): Likewise.
1478 * tree-pretty-print.c (dump_generic_node): Likewise.
1479 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
1480 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
1481 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
1482 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
1484 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1487 * calls.c (expand_call): Use the biggest preferred stack
1490 2008-08-06 Michael Matz <matz@suse.de>
1493 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
1494 for reused reload, instead of overwriting them.
1496 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1499 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
1500 for incoming stack boundary.
1502 * function.c (assign_parm_find_entry_rtl): Update
1503 parm_stack_boundary.
1505 * function.h (rtl_data): Add parm_stack_boundary.
1507 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
1508 parm_stack_boundary for incoming stack boundary.
1510 2008-08-06 Joseph Myers <joseph@codesourcery.com>
1512 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
1513 for unrepresentable subregs or treat them as equal to other regs
1514 or subregs with the same register number.
1516 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
1519 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
1522 2008-08-06 Jan Hubicka <jh@suse.cz>
1524 * predict.c (maybe_hot_frequency_p): When profile is absent, all
1525 frequencies might be hot.
1527 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
1529 * reload.c (find_reloads): Force constants into literal pool
1530 also if they are wrapped in a SUBREG.
1532 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1535 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
1536 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
1537 Don't allow predicated instructions for data speculation.
1538 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
1541 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1543 * haifa-sched.c (extend_global): Split to extend_global_data and
1544 extend_region_data. Update all uses.
1545 (extend_all): Rename to extend_block_data.
1547 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1549 * sched-rgn.c (new_ready): Check if instruction can be
1550 speculatively scheduled before attempting speculation.
1551 (debug_rgn_dependencies): Remove wrongful assert.
1553 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1555 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
1557 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1559 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
1560 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
1561 va_size, and type_size.
1563 2008-08-04 Jason Merrill <jason@redhat.com>
1566 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
1567 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
1569 2008-08-05 Richard Henderson <rth@redhat.com>
1571 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
1572 * configure: Rebuild.
1574 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1577 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
1578 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
1581 2008-08-05 Richard Henderson <rth@redhat.com>
1583 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
1584 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
1585 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
1586 * common.opt (fdwarf2-cfi-asm): New.
1587 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
1588 * config.in, configure: Rebuild.
1589 * dwarf2asm.c (dw2_asm_output_data_raw): New.
1590 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
1591 (dw2_force_const_mem): Externalize.
1592 * dwarf2asm.h: Update.
1593 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
1594 generate a real label.
1595 (output_cfi_directive): New.
1596 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
1597 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
1598 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
1600 (dwarf2out_end_epilogue): Emit .cfi_endproc.
1601 (output_loc_operands_raw, output_loc_sequence_raw): New.
1602 (output_cfa_loc_raw): New.
1604 2008-08-05 Paul Brook <paul@codesourcery.com>
1606 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
1607 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
1608 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
1609 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
1610 * config/arm/arm.h (TARGET_VFPD32): Define.
1611 (TARGET_VFP3): Use TARGET_VFPD32.
1612 (fputype): Add FPUTYPE_VFP3D16.
1613 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
1614 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
1615 * config/arm/arm-cores.def: Add cortex-r4f.
1616 * config/arm/arm-tune.md: Regenerate.
1618 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1620 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
1621 Reword some comments throughout the file.
1623 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
1624 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
1625 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
1626 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
1628 (MFC_START_ENABLE): Remove PPU-only define.
1629 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
1630 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
1632 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
1633 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
1634 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
1635 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
1636 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
1637 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
1638 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
1640 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
1641 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
1642 (mfc_sdcrt, mfc_sdcrtst): Likewise.
1643 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
1645 (spu_read_machine_status): Fix typo.
1647 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1649 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
1650 SUBREG of multi-word hard register.
1651 * config/spu/spu.c (valid_subreg): Likewise.
1652 (adjust_operand): Handle SUBREGs of multi-word hard registers.
1654 2008-08-04 Richard Guenther <rguenther@suse.de>
1656 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
1657 the candidate with the stripped base if that base is different
1658 from the original base even for offset zero.
1660 2008-08-04 Richard Guenther <rguenther@suse.de>
1663 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
1664 check for no_overflow.
1666 2008-08-04 Richard Guenther <rguenther@suse.de>
1668 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
1670 2008-08-04 Paul Brook <paul@codesourcery.com>
1672 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
1673 (arm_order_regs_for_local_alloc): New function.
1674 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
1676 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
1678 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1681 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
1682 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
1683 (ix86_expand_epilogue): Likewise.
1685 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1687 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
1690 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1692 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
1693 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
1694 (*movv2sf_internal_rex64): Ditto.
1696 2008-08-03 Jan Hubicka <jh@suse.cz>
1698 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
1699 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
1700 * expmed.c (expand_smod_pow2): Likewise.
1702 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1705 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
1706 alternative 0 of operand 1.
1707 (*vec_concatv2di_rex64_sse): Ditto.
1708 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
1710 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
1711 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
1712 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
1713 (*movv2sf_internal_rex64): Ditto.
1715 2008-08-02 Richard Guenther <rguenther@suse.de>
1718 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
1719 (ssedoublesizemode): New mode attribute.
1720 (sse_shufps): Call gen_sse_shufps_v4sf.
1721 (sse_shufps_1): Macroize.
1722 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
1723 (sse2_shufpd_1): Macroize.
1724 (vec_extract_odd, vec_extract_even): New expanders.
1725 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
1726 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
1727 * i386.c (ix86_expand_vector_init_one_nonzero): Call
1728 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
1729 (ix86_expand_vector_set): Likewise.
1730 (ix86_expand_reduc_v4sf): Likewise.
1732 2008-08-01 Doug Kwan <dougkwan@google.com>
1734 * matrix-reorg.c: Re-enable all code.
1735 (struct malloc_call_data): Change CALL_STMT to gimple type.
1736 (collect_data_for_malloc_call): Tuplify.
1737 (struct access_site_info): Change STMT to gimple type.
1738 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
1739 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
1740 (struct free_info): Change STMT to gimple type.
1741 (struct matrix_access_phi_node): Change PHI to gimple type.
1742 (get_inner_of_cast_expr): Remove.
1743 (may_flatten_matrices_1): Tuplify.
1744 (may_flatten_matrices): Ditto.
1745 (mark_min_matrix_escape_level): Ditto.
1746 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
1747 (ssa_accessed_in_call_rhs): New
1748 (ssa_accessed_in_assign_rhs): New
1749 (record_access_alloc_site_info): Tuplify.
1750 (add_allocation_site): Ditto.
1751 (analyze_matrix_allocation_site): Ditto.
1752 (analyze_transpose): Ditto.
1753 (get_index_from_offset): Ditto.
1754 (update_type_size): Ditto.
1755 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
1756 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
1757 (analyze_accesses_for_phi_node): Tuplify.
1758 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
1759 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
1760 (analyze_matrix_accesses): Tuplify.
1761 (check_var_data): New call-back type for check_var_notmodified_p.
1762 (check_var_notmodified_p): Tuplify and use call-back struct to
1763 return statement found.
1764 (can_calculate_expr_before_stmt): Factor out statement related code
1766 (can_calculate_stmt_before_stmt): New.
1767 (check_allocation_function): Tuplify.
1768 (find_sites_in_func): Ditto.
1769 (record_all_accesses_in_func): Ditto.
1770 (transform_access_sites): Ditto.
1771 (transform_allocation_sites): Ditto.
1772 (matrix_reorg): Re-enable.
1773 (gate_matrix_reorg): Re-enable.
1775 2008-08-01 Jakub Jelinek <jakub@redhat.com>
1777 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
1778 for labels for which it hasn't been set yet. If it has been set,
1779 stop walking insns and continue with next worklist item.
1780 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
1781 if the only BARRIER is at the very end of a function.
1783 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
1785 * cfgexpand.c (expand_stack_alignment): Assert that
1786 stack_realign_drap and drap_rtx must match.
1788 * function.c (instantiate_new_reg): If DRAP is used to realign
1789 stack, replace virtual_incoming_args_rtx with internal arg
1792 2008-08-01 Richard Guenther <rguenther@suse.de>
1794 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
1795 loop information only if we initialized it.
1796 (execute_pre): Call fini_pre with in_fre.
1797 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
1798 if we do not unroll because we hit max-completely-peeled-insns.
1799 Use our estimation for consistency, do allow shrinking.
1801 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
1803 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
1804 with MIN_STACK_BOUNDARY.
1805 (ix86_update_stack_boundary): Likewise.
1806 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
1809 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
1810 (MIN_STACK_BOUNDARY): This.
1812 2008-08-01 Richard Guenther <rguenther@suse.de>
1815 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
1817 2008-08-01 Richard Guenther <rguenther@suse.de>
1819 PR tree-optimization/36988
1820 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
1821 do not matter if that doesn't change volatile qualification.
1823 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
1825 * configure.ac: Do not generate libada-mk. Do not subst
1827 * libada-mk.in: Remove.
1828 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
1829 * configure: Regenerate.
1831 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
1833 * tree-pass.h: Added comment about not dumping passes with name
1834 starting with star in struct opt_pass.
1835 * passes.c (register_dump_files_1): Don't do dump for a pass with
1836 name starting with star.
1837 * doc/passes.texi (Pass manager): Mention pass names and special
1838 meaning of star prefix to avoid dump.
1840 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
1842 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
1844 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
1845 (ISA_MIPS64R2): New macro.
1846 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
1847 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
1848 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
1849 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
1850 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
1851 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
1852 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
1853 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
1854 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
1855 Move up to keep list alphabetically sorted.
1856 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
1857 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
1859 * doc/invoke.texi (MIPS Options): Add -mips64r2.
1860 (-march=@var{arch}): Add mips64r2.
1862 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1864 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
1866 2008-07-31 Steve Ellcey <sje@cup.hp.com>
1868 * expr.c (expand_assignment): Check for complete type.
1870 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1873 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
1875 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
1876 for stack alignment.
1878 * function.h (rtl_data): Add stack_realign_tried. Update comments.
1880 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
1882 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
1883 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
1885 2008-07-31 Jakub Jelinek <jakub@redhat.com>
1887 PR rtl-optimization/36419
1888 * dwarf2out.c (barrier_args_size): New variable.
1889 (compute_barrier_args_size, compute_barrier_args_size_1): New
1891 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
1892 if not called yet in the current function, use barrier_args_size
1893 array to find the new args_size value.
1894 (dwarf2out_frame_debug): Free and clear barrier_args_size.
1896 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1899 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
1902 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1905 * dwarf2out.c (dwarf2out_args_size_adjust): New.
1906 (dwarf2out_stack_adjust): Use it.
1907 (dwarf2out_frame_debug_expr): Likewise.
1909 2008-07-31 Richard Guenther <rguenther@suse.de>
1911 PR tree-optimization/36978
1912 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
1913 the generated condition.
1915 2008-07-31 Richard Guenther <rguenther@suse.de>
1917 * passes.c (init_optimization_passes): Always call
1918 pass_early_warn_uninitialized.
1919 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
1920 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
1921 * doc/passes.texi (Warn for uninitialized variables): Adjust.
1923 2008-07-31 Jakub Jelinek <jakub@redhat.com>
1926 * builtins.c (maybe_emit_free_warning): New function.
1927 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
1928 maybe_emit_free_warning for BUILT_IN_FREE.
1931 * dwarf2out.c (get_context_die): New function.
1932 (force_decl_die, force_type_die): Use it.
1933 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
1934 returns NULL, force generation of DW_TAG_typedef and put that into
1937 PR preprocessor/36649
1938 * c-pch.c (c_common_read_pch): Save and restore
1939 line_table->trace_includes across PCH restore.
1941 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
1944 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
1946 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
1949 * final.c (call_from_call_insn): Handle COND_EXEC.
1951 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
1953 * builtins.c (std_gimplify_va_arg_expr): Replace
1954 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
1955 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1957 2008-07-30 Joey Ye <joey.ye@intel.com>
1958 H.J. Lu <hongjiu.lu@intel.com>
1960 * builtins.c (expand_builtin_setjmp_receiver): Replace
1961 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
1962 (expand_builtin_apply_args_1): Likewise.
1963 (expand_builtin_longjmp): Need DRAP for stack alignment.
1964 (expand_builtin_apply): Likewise.
1966 * caller-save.c (setup_save_areas): Call assign_stack_local_1
1967 instead of assign_stack_local to allow alignment reduction.
1969 * calls.c (emit_call_1): Need DRAP for stack alignment if
1971 (expand_call): Replace virtual_incoming_args_rtx with
1972 crtl->args.internal_arg_pointer.
1973 * stmt.c (expand_nl_goto_receiver): Likewise.
1975 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
1976 alignment and store to stack_alignment_estimated and
1977 max_used_stack_slot_alignment.
1978 (expand_one_var): Likewise.
1979 (expand_stack_alignment): New function.
1980 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
1981 and stack_alignment_estimated fields in rtl_data. Call
1982 expand_stack_alignment at end.
1984 * defaults.h (INCOMING_STACK_BOUNDARY): New.
1985 (MAX_STACK_ALIGNMENT): Likewise.
1986 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
1987 (SUPPORTS_STACK_ALIGNMENT): Likewise.
1989 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
1990 stack alignment when generating virtual registers.
1992 * function.c (assign_stack_local): Renamed to ...
1993 (assign_stack_local_1): This. Add a parameter to indicate
1994 if it is OK to reduce alignment.
1995 (assign_stack_local): Use it.
1996 (instantiate_new_reg): Instantiate virtual incoming args rtx
1997 to vDRAP if stack realignment and DRAP is needed.
1998 (assign_parms): Collect parameter/return type alignment and
1999 contribute to stack_alignment_estimated.
2000 (locate_and_pad_parm): Likewise.
2001 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
2002 with crtl->args.internal_arg_pointer.
2004 * function.h (rtl_data): Add new field drap_reg,
2005 max_used_stack_slot_alignment, stack_alignment_estimated,
2006 stack_realign_needed, need_drap, stack_realign_processed and
2007 stack_realign_finalized.
2008 (stack_realign_fp): New macro.
2009 (stack_realign_drap): Likewise.
2011 * global.c (compute_regsets): Frame pointer is needed when
2012 stack is realigned. Can eliminate frame pointer when stack is
2013 realigned and dynamic realigned argument pointer isn't used.
2015 * reload1.c (update_eliminables): Frame pointer is needed
2016 when stack is realigned.
2017 (init_elim_table): Can eliminate frame pointer when stack is
2018 realigned and dynamic realigned argument pointer isn't used.
2020 * rtl.h (assign_stack_local_1): Declare new funtion.
2022 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
2023 (TARGET_GET_DRAP_RTX): Likewise.
2024 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
2025 TARGET_GET_DRAP_RTX.
2027 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
2029 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
2030 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
2032 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
2033 H.J. Lu <hongjiu.lu@intel.com>
2035 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
2036 vdrap_reg, stack_realign and drap_reg_saved.
2037 (add_cfi): Don't allow redefining CFA when DRAP is used.
2038 (reg_save): Handle stack alignment.
2039 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
2040 alignment. Don't generate DWARF information for (set fp sp)
2042 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
2044 (int_loc_descriptor): Move prototype forward. Also define if
2045 DWARF2_UNWIND_INFO is true.
2046 (output_cfa_loc): Handle DW_CFA_expression.
2047 (build_cfa_aligned_loc): New.
2048 (based_loc_descr): Update assert for stack realign. For local
2049 variables, use sp+offset when stack is aligned without drap and
2050 fp+offset when stack is aligned with drap. For arguments, use
2051 cfa+offset when drap is used to align stack.
2053 2008-07-30 Joey Ye <joey.ye@intel.com>
2054 H.J. Lu <hongjiu.lu@intel.com>
2056 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
2058 (ix86_gen_andsp): New.
2059 (ix86_user_incoming_stack_boundary): Likewise.
2060 (ix86_default_incoming_stack_boundary): Likewise.
2061 (ix86_incoming_stack_boundary): Likewise.
2062 (ix86_can_eliminate): Likewise.
2063 (find_drap_reg): Likewise.
2064 (ix86_update_stack_boundary): Likewise.
2065 (ix86_get_drap_rtx): Likewise.
2066 (ix86_finalize_stack_realign_flags): Likewise.
2067 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
2068 (TARGET_GET_DRAP_RTX): Likewise.
2069 (override_options): Overide option value for new options.
2070 (ix86_function_ok_for_sibcall): Remove check for
2071 force_align_arg_pointer.
2072 (ix86_handle_cconv_attribute): Likewise.
2073 (ix86_function_regparm): Likewise.
2074 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
2075 (ix86_va_start): Replace virtual_incoming_args_rtx with
2076 crtl->args.internal_arg_pointer.
2077 (ix86_select_alt_pic_regnum): Check DRAP register.
2078 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
2079 (ix86_compute_frame_layout): Compute frame layout wrt stack
2081 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
2082 (ix86_expand_prologue): Decide if stack realignment is needed
2083 and generate prologue code accordingly.
2084 (ix86_expand_epilogue): Generate epilogue code wrt stack
2085 realignment is really needed or not.
2087 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
2088 (ABI_STACK_BOUNDARY): Likewise.
2089 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
2090 (STACK_REALIGN_DEFAULT): Likewise.
2091 (INCOMING_STACK_BOUNDARY): Likewise.
2092 (MAX_STACK_ALIGNMENT): Likewise.
2093 (ix86_incoming_stack_boundary): Likewise.
2094 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
2095 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
2096 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
2097 (machine_function): Remove force_align_arg_pointer.
2099 * config/i386/i386.md (BX_REG): New.
2100 (R13_REG): Likewise.
2102 * config/i386/i386.opt (mforce_drap): New.
2103 (mincoming-stack-boundary): Likewise.
2104 (mstackrealign): Add Init(-1).
2106 * config/i386/i386-protos.h (ix86_can_eliminate): New
2108 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
2110 * doc/extend.texi: Update force_align_arg_pointer.
2112 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
2115 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
2116 (INCOMING_STACK_BOUNDARY): Likewise.
2117 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
2118 (TARGET_GET_DRAP_RTX): Likewise.
2120 2008-07-30 Andreas Schwab <schwab@suse.de>
2122 PR rtl-optimization/36929
2123 * dse.c (replace_inc_dec): Use emit_insn_before instead of
2124 add_insn_before and fix argument order.
2125 (replace_inc_dec_mem): Handle NULL rtx.
2127 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
2129 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
2131 (arm_compute_initial_elimination_offset): Use it.
2132 (arm_compute_save_reg_mask): Include static chain save slot when
2133 calculating alignment.
2134 (arm_get_frame_offsets): Ditto.
2135 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
2136 that we can use to decrement the stack when the stack decrement
2137 could be too big for an immediate value in a single insn.
2138 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
2140 2008-07-30 Richard Guenther <rguenther@suse.de>
2142 PR tree-optimization/36967
2143 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
2144 Release defs of statements we remove.
2146 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2148 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
2149 instead of NULL_RTVEC.
2151 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2155 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
2158 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
2160 * final.c (call_from_call_insn): New.
2161 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
2163 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
2165 * configure.ac: Substitute ADA_CFLAGS.
2166 * configure: Regenerate.
2167 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
2168 * Makefile.in: Remove mention of X_* variables.
2169 * config/pa/x-ada-hpux10: Remove.
2170 * config/pa/x-ada: Remove.
2172 * doc/fragments.texi: Update.
2174 2008-07-30 Olivier Hainque <hainque@adacore.com>
2176 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
2177 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
2178 __dso_handle explicitly here.
2180 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2183 * c-typeck.c (build_binary_op): Encapsulate code into...
2184 * c-common.c (shorten_binary_op): ...this new function.
2185 (conversion_warning): Use the new function. Handle non-negative
2186 constant in bitwise-and.
2187 * c-common.h (shorten_binary_op): Declare.
2189 2008-07-30 Olivier Hainque <hainque@adacore.com>
2191 * scan.c (make_sstring_space): Add explicit conversions of
2192 allocator's return value.
2193 * fix-header.c (recognized_function): Likewise.
2195 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2197 * doc/cpp.texi: Update to GFDL 1.2.
2198 * doc/gcc.texi: Do not list GPL as Invariant Section.
2199 * doc/gccint.texi: Likewise. Update copyright years.
2200 * doc/install.texi: Update copyright years.
2202 2008-07-30 Alan Modra <amodra@bigpond.net.au>
2205 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
2206 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
2208 2008-07-29 Jan Hubicka <jh@suse.cz>
2210 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
2211 (grokdeclarator): Likewise.
2212 * langhooks.c (lhd_warn_unused_global_decl): Use
2213 DECL_DECLARED_INLINE_P.
2214 * print-tree.c (print_node): Remove DECL_INLINE check.
2216 2008-07-29 Richard Guenther <rguenther@suse.de>
2218 PR tree-optimization/36945
2219 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
2220 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
2221 Record invariant addresses un-decomposed.
2222 (copy_reference_ops_from_call): Record reference call
2223 arguments properly. Simplify.
2224 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
2225 helper split out from ...
2226 (create_component_ref_by_pieces): ... here. Simplify.
2227 Prepare for recursive invocation for call arguments.
2228 (create_expression_by_pieces): Adjust call to
2229 create_component_ref_by_pieces.
2230 (compute_avail): Process operand 2 of reference ops.
2232 2008-07-29 Richard Guenther <rguenther@suse.de>
2234 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
2236 2008-07-29 Jakub Jelinek <jakub@redhat.com>
2238 * c-format.c (check_format_types): Revert unwanted checkin.
2240 2008-07-29 Jan Hubicka <jh@suse.cz>
2242 * flags.h (flag_really_no_inline): Remove.
2243 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
2244 * toplev.c (flag_really_no_inline): Remove.
2245 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
2246 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
2247 (cgraph_decide_inlining_incrementally): Likewise.
2248 (compute_inline_parameters): Likewise.
2249 * opts.c (decode_options): Simplify.
2250 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
2251 * common.opt (finline): Initialize to 1.
2252 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
2254 2008-07-29 Jan Hubicka <jh@suse.cz>
2256 * predict.c (always_optimize_for_size_p): New function.
2257 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2258 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2259 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
2261 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
2262 * function.c (prepare_function_start): Set default profile.
2263 * function.h (rtl_data): Add maybe_hot_insn_p.
2264 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
2265 (construct_exit_block): Likewise.
2266 (tree_expand_cfg): Likewise.
2268 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2269 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2270 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
2271 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
2274 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2277 * c-decl.c (merge_decls): Merge USED flags.
2279 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
2281 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
2282 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
2283 next_stack, lab_false and lab_over trees.
2285 2008-07-28 Richard Guenther <rguenther@suse.de>
2287 PR tree-optimization/36957
2288 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
2289 (useless_type_conversion_p): Remove.
2290 (types_compatible_p): Remove.
2291 * gimple.h (tree_ssa_useless_type_conversion): Declare.
2292 (useless_type_conversion_p): Declare.
2293 (types_compatible_p): Declare.
2294 (gimple_expr_type): Return the base type only if it is
2295 trivially convertible to the subtype.
2297 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
2299 * configure.ac: Use the m4_do macro to concatenate the warnings into
2300 one string in ACX_PROG_CC_WARNING_OPTS,
2301 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
2302 * configure: Regenerate.
2304 2008-07-28 Richard Guenther <rguenther@suse.de>
2306 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
2307 (insert_fake_stores): Remove.
2308 (realify_fake_stores): Likewise.
2309 (execute_pre): Remove dead code.
2310 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
2311 (find_func_aliases): Deal with it here instead.
2312 Re-enable gcc_unreachable call.
2314 2008-07-28 Richard Guenther <rguenther@suse.de>
2316 Merge from gimple-tuples-branch.
2318 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
2319 * gimple.def: New file.
2320 * gsstruct.def: Likewise.
2321 * gimple-iterator.c: Likewise.
2322 * gimple-pretty-print.c: Likewise.
2323 * tree-gimple.c: Removed. Merged into ...
2324 * gimple.c: ... here. New file.
2325 * tree-gimple.h: Removed. Merged into ...
2326 * gimple.h: ... here. New file.
2328 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
2329 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
2330 --enable-checking=gimple flag.
2331 * config.in: Likewise.
2332 * configure: Regenerated.
2334 * tree-ssa-operands.h: Tuplified.
2335 * tree-vrp.c: Likewise.
2336 * tree-loop-linear.c: Likewise.
2337 * tree-into-ssa.c: Likewise.
2338 * tree-ssa-loop-im.c: Likewise.
2339 * tree-dump.c: Likewise.
2340 * tree-complex.c: Likewise.
2341 * cgraphbuild.c: Likewise.
2342 * tree-ssa-threadupdate.c: Likewise.
2343 * tree-ssa-loop-niter.c: Likewise.
2344 * tree-pretty-print.c: Likewise.
2345 * tracer.c: Likewise.
2346 * gengtype.c: Likewise.
2347 * tree-loop-distribution.c: Likewise.
2348 * tree-ssa-loop-unswitch.c: Likewise.
2349 * cgraph.c: Likewise.
2350 * cgraph.h: Likewise.
2351 * tree-ssa-loop-manip.c: Likewise.
2352 * value-prof.c: Likewise.
2353 * tree-ssa-loop-ch.c: Likewise.
2354 * tree-tailcall.c: Likewise.
2355 * value-prof.h: Likewise.
2358 * tree-pass.h: Likewise.
2359 * ipa-cp.c: Likewise.
2360 * tree-scalar-evolution.c: Likewise.
2361 * tree-scalar-evolution.h: Likewise.
2362 * target.h: Likewise.
2363 * lambda-mat.c: Likewise.
2364 * tree-phinodes.c: Likewise.
2365 * diagnostic.h: Likewise.
2366 * builtins.c: Likewise.
2367 * tree-ssa-alias-warnings.c: Likewise.
2368 * cfghooks.c: Likewise.
2369 * fold-const.c: Likewise.
2370 * cfghooks.h: Likewise.
2371 * omp-low.c: Likewise.
2372 * tree-ssa-dse.c: Likewise.
2373 * ipa-reference.c: Likewise.
2374 * tree-ssa-uncprop.c: Likewise.
2375 * toplev.c: Likewise.
2376 * tree-gimple.c: Likewise.
2377 * tree-gimple.h: Likewise.
2378 * tree-chrec.c: Likewise.
2379 * tree-chrec.h: Likewise.
2380 * tree-ssa-sccvn.c: Likewise.
2381 * tree-ssa-sccvn.h: Likewise.
2382 * cgraphunit.c: Likewise.
2383 * tree-ssa-copyrename.c: Likewise.
2384 * tree-ssa-ccp.c: Likewise.
2385 * tree-ssa-loop-ivopts.c: Likewise.
2386 * tree-nomudflap.c: Likewise.
2387 * tree-call-cdce.c: Likewise.
2388 * ipa-pure-const.c: Likewise.
2389 * c-format.c: Likewise.
2390 * tree-stdarg.c: Likewise.
2391 * tree-ssa-math-opts.c: Likewise.
2392 * tree-ssa-dom.c: Likewise.
2393 * tree-nrv.c: Likewise.
2394 * tree-ssa-propagate.c: Likewise.
2395 * ipa-utils.c: Likewise.
2396 * tree-ssa-propagate.h: Likewise.
2397 * tree-ssa-alias.c: Likewise.
2398 * gimple-low.c: Likewise.
2399 * tree-ssa-sink.c: Likewise.
2400 * ipa-inline.c: Likewise.
2401 * c-semantics.c: Likewise.
2402 * dwarf2out.c: Likewise.
2404 * tree-ssa-loop-ivcanon.c: Likewise.
2405 * predict.c: Likewise.
2406 * tree-ssa-loop.c: Likewise.
2407 * tree-parloops.c: Likewise.
2408 * tree-ssa-address.c: Likewise.
2409 * tree-ssa-ifcombine.c: Likewise.
2410 * matrix-reorg.c: Likewise.
2411 * c-decl.c: Likewise.
2412 * tree-eh.c: Likewise.
2413 * c-pretty-print.c: Likewise.
2414 * lambda-trans.c: Likewise.
2415 * function.c: Likewise.
2416 * langhooks.c: Likewise.
2417 * ebitmap.h: Likewise.
2418 * tree-vectorizer.c: Likewise.
2419 * function.h: Likewise.
2420 * langhooks.h: Likewise.
2421 * tree-vectorizer.h: Likewise.
2422 * ipa-type-escape.c: Likewise.
2423 * ipa-type-escape.h: Likewise.
2424 * domwalk.c: Likewise.
2425 * tree-if-conv.c: Likewise.
2426 * profile.c: Likewise.
2427 * domwalk.h: Likewise.
2428 * tree-data-ref.c: Likewise.
2429 * tree-data-ref.h: Likewise.
2430 * tree-flow-inline.h: Likewise.
2431 * tree-affine.c: Likewise.
2432 * tree-vect-analyze.c: Likewise.
2433 * c-typeck.c: Likewise.
2434 * gimplify.c: Likewise.
2435 * coretypes.h: Likewise.
2436 * tree-ssa-phiopt.c: Likewise.
2437 * calls.c: Likewise.
2438 * tree-ssa-coalesce.c: Likewise.
2439 * tree.def: Likewise.
2440 * tree-dfa.c: Likewise.
2441 * except.c: Likewise.
2442 * except.h: Likewise.
2443 * cfgexpand.c: Likewise.
2444 * tree-cfgcleanup.c: Likewise.
2445 * tree-ssa-pre.c: Likewise.
2446 * tree-ssa-live.c: Likewise.
2447 * tree-sra.c: Likewise.
2448 * tree-ssa-live.h: Likewise.
2449 * tree-predcom.c: Likewise.
2450 * lambda.h: Likewise.
2451 * tree-mudflap.c: Likewise.
2452 * ipa-prop.c: Likewise.
2453 * print-tree.c: Likewise.
2454 * tree-ssa-copy.c: Likewise.
2455 * ipa-prop.h: Likewise.
2456 * tree-ssa-forwprop.c: Likewise.
2457 * ggc-page.c: Likewise.
2458 * c-omp.c: Likewise.
2459 * tree-ssa-dce.c: Likewise.
2460 * tree-vect-patterns.c: Likewise.
2461 * tree-ssa-ter.c: Likewise.
2462 * tree-nested.c: Likewise.
2463 * tree-ssa.c: Likewise.
2464 * lambda-code.c: Likewise.
2465 * tree-ssa-loop-prefetch.c: Likewise.
2466 * tree-inline.c: Likewise.
2467 * tree-inline.h: Likewise.
2468 * tree-iterator.c: Likewise.
2469 * tree-optimize.c: Likewise.
2470 * tree-ssa-phiprop.c: Likewise.
2471 * tree-vect-transform.c: Likewise.
2472 * tree-object-size.c: Likewise.
2473 * tree-outof-ssa.c: Likewise.
2474 * cfgloop.c: Likewise.
2475 * system.h: Likewise.
2476 * tree-profile.c: Likewise.
2477 * cfgloop.h: Likewise.
2478 * c-gimplify.c: Likewise.
2479 * c-common.c: Likewise.
2480 * tree-vect-generic.c: Likewise.
2481 * tree-flow.h: Likewise.
2482 * c-common.h: Likewise.
2483 * basic-block.h: Likewise.
2484 * tree-ssa-structalias.c: Likewise.
2485 * tree-switch-conversion.c: Likewise.
2486 * tree-ssa-structalias.h: Likewise.
2487 * tree-cfg.c: Likewise.
2488 * passes.c: Likewise.
2489 * ipa-struct-reorg.c: Likewise.
2490 * ipa-struct-reorg.h: Likewise.
2491 * tree-ssa-reassoc.c: Likewise.
2492 * cfgrtl.c: Likewise.
2493 * varpool.c: Likewise.
2495 * tree-ssanames.c: Likewise.
2496 * tree-ssa-threadedge.c: Likewise.
2497 * langhooks-def.h: Likewise.
2498 * tree-ssa-operands.c: Likewise.
2499 * config/alpha/alpha.c: Likewise.
2500 * config/frv/frv.c: Likewise.
2501 * config/s390/s390.c: Likewise.
2502 * config/m32c/m32c.c: Likewise.
2503 * config/m32c/m32c-protos.h: Likewise.
2504 * config/spu/spu.c: Likewise.
2505 * config/sparc/sparc.c: Likewise.
2506 * config/i386/i386.c: Likewise.
2507 * config/sh/sh.c: Likewise.
2508 * config/xtensa/xtensa.c: Likewise.
2509 * config/stormy16/stormy16.c: Likewise.
2510 * config/ia64/ia64.c: Likewise.
2511 * config/rs6000/rs6000.c: Likewise.
2512 * config/pa/pa.c: Likewise.
2513 * config/mips/mips.c: Likewise.
2515 2008-07-28 Simon Baldwin <simonb@google.com>
2517 * c-pragma.c (handle_pragma_message): New function.
2518 (init_pragma): Register handle_pragma_message.
2519 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
2522 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
2524 PR tree-optimization/35252
2525 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
2526 REALPART_EXPR to be considered as same load operation.
2528 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
2530 PR tree-optimization/36830
2531 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
2532 (expressions_equal_p): Return false if only one operand is null.
2534 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
2536 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
2537 version requirements.
2539 2008-07-26 Olivier Hainque <hainque@adacore.com>
2541 * collect2.c (symkind): New enum. Symbol kinds we care about.
2542 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
2543 code and head comment accordingly.
2544 (scan_prog_file): Use symkind names instead of bare integers.
2546 2008-07-25 Jan Hubicka <jh@suse.cz>
2548 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
2550 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
2551 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
2552 * dojump.c (clear_pending_stack_adjust): Likewise.
2553 * print-tree.c (print_node): Ignore DECL_INLINE.
2554 * tree-inline.c (inlinable_function_p): Likewise.
2556 2008-07-25 Michael Meissner <gnu@the-meissners.org>
2558 * doc/extend.texi (hot attribute): Document that the hot attribute
2559 turns on -O3 for some ports.
2560 (cold attribute): Document that the cold attribute turns on -Os
2563 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
2564 reflect function specific option support.
2566 * target.h (struct target_option_hooks): Add fields to say whether
2567 the cold attribute implies -Os and the hot attribute implies -O3.
2569 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
2570 By default, do not turn on -Os for cold functions.
2571 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
2572 not turn on -O3 for hot functions.
2574 * c-common.c (handle_hot_attribute): Use target hook to determine
2575 if hot functions should enable -O3.
2576 (handle_cold_attribute): Use target hook to determine if cold
2577 functions should enable -Os.
2579 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
2580 (override_options): Move disable scheduling to
2581 optimization_options.
2582 (optimization_options): Disable scheduling here, not
2584 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2585 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2587 * config/ia64/ia64.c (ia64_override_options): Move setting
2588 scheduling flags to ia64_optimization_options.
2589 (ia64_optimization_options): Disable scheduling options here, and
2590 not in ia64_override_options.
2591 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2592 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2594 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
2597 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
2599 2008-07-25 Martin Jambor <mjambor@suse.cz>
2601 PR tree-optimization/36926
2602 * ipa-prop.c (ipa_analyze_call_uses): Call
2603 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
2605 2008-07-25 Joseph Myers <joseph@codesourcery.com>
2607 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
2608 movv2si_internal): Add mem = reg alternative.
2610 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
2613 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
2614 DEFAULT_PCC_STRUCT_RETURN to 127.
2616 2008-07-24 Jan Hubicka <jh@suse.cz>
2618 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
2619 (build_cgraph_edges): Likewise.
2620 * cgraph.c (cgraph_node): Do not update assembler hash.
2621 (cgraph_remove_node): Drop non-unit-at-a-time code.
2622 * tree-pass.h (pass_O0_always_inline): Remove.
2623 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
2624 * toplev.c (process_options): Flag unit-at-a-time does not imply
2626 * cgraphunit.c: Update comments.
2627 (decide_is_function_needed): Drop non-unit-at-a-time mode.
2628 (cgraph_assemble_pending_functions): Remove.
2629 (cgraph_reset_node): Drop non-unit-at-a-time code.
2630 (cgraph_finalize_function): Likewise.
2631 (cgraph_analyze_function): Likewise.
2632 (cgraph_finalize_compilation_unit): Likewise.
2633 (cgraph_expand_function): Likewise.
2634 (cgraph_optimize): Likesise.
2635 (save_inline_function_body): Likewise.
2636 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
2637 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
2638 * ipa-inline.c: Update comments.
2639 (enum inlining_mode): remove INLINE_SPEED.
2640 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
2641 (cgraph_mark_inline_edge): Likewise.
2642 (try_inline): Likewise.
2643 (cgraph_decide_inlining_incrementally): Likewise.
2644 (cgraph_gate_inlining): Remove.
2645 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
2646 (cgraph_gate_early_inlining): Likewise.
2647 (gate_inline_passes): Remove.
2648 (pass_inline_parameters, pass_ipa_inline): Remove gates.
2649 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2650 pass_O0_always_inline): Remove.
2651 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
2652 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
2653 * opts.c (no_unit_at_a_time_default): Remove.
2654 (decode_options): Remove flag_unit_at_a_time reset and warning.
2655 * opts.h (no_unit_at_a_time_default): Remove.
2656 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
2657 early in GNU dialect.
2658 (merge_decls): Update comment; drop unit-at-a-time check.
2659 (finish_decl): Likewise.
2660 (grok_declaration): Remove flag_inline_trees code.
2661 (finish_functions): Return on function returning non-void on all
2663 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
2664 * cfgexpand.c (expand_one_static_var): Remove.
2665 (expand_one_var): Remove expand_one_static_var call.
2666 (expand_used_vars_for_block): Remove flag_unit_a_time check.
2667 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
2668 and flag_unit_at_a-time compatibility checks.
2669 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
2670 * tree-inline.c (flag_inline_trees): Remove.
2671 (inlinable_function_p): Don't check it.
2672 (expand_call_inline): Remove non-unit-at-a-time code.
2673 * tree-inline.h (flag_inline_trees): Remove.
2674 * tree-optimize.c (execute_early_local_optimizations): Remove
2675 unit-at-a-time checks.
2676 (tree_rest_of_compilation): Likewise.
2677 * combine.c (setup_incoming_promotions): Likewise.
2678 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
2679 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
2680 * passes.c (pass_inline_parameters): Update comments; remove
2681 O0_alwaysinline pass.
2682 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
2683 (execute_one_pass): Likewise.
2684 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
2685 (ix86_function_sseregparm): Likewise.
2686 * arm.c (arm_function_in_section_p): Likewise.
2687 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
2688 * varpool.c: Update comments.
2689 (decide_is_variable_needed): Remove unit-at-a-time checks.
2690 (varpool_finalize_decl): Likewise.
2692 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
2694 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
2696 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
2698 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
2700 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
2701 imp symbol extension.
2703 2008-07-23 Ian Lance Taylor <iant@google.com>
2705 * tree-vrp.c (infer_value_range): Ignore asm statements when
2706 looking for memory accesses for -fdelete-null-pointer-checks.
2708 2008-07-24 Ben Elliston <bje@au.ibm.com>
2710 * config/spu/spu-c.c (__vector_keyword): New variable.
2711 (vector_keyword): Likewise.
2712 (spu_categorize_keyword): New function.
2713 (spu_macro_to_expand): Likewise.
2714 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
2715 compiling an ISO C dialect.
2717 2008-07-24 Ben Elliston <bje@au.ibm.com>
2719 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
2722 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2724 * configure: Regenerate.
2725 * configure.ac: Require texinfo 4.7.
2726 * doc/install.texi: Document texinfo 4.7 requirement.
2728 2008-07-23 Martin Jambor <mjambor@suse.cz>
2730 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
2731 rather than for DECL_SAVED_TREE.
2732 * ipa-prop.c: Include diagnostic.h.
2733 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
2735 (ipa_detect_param_modifications): Function rewritten from scratch.
2736 (ipa_compute_jump_functions): Changed accesses to modification flags.
2737 (ipa_free_node_params_substructures): Update flags destruction.
2738 (ipa_node_duplication_hook): Update flags duplication.
2739 (ipa_print_all_params_modified): Updated flag access.
2740 * ipa-prop.h (struct ipa_param_flags): New structure.
2741 (struct ipa_node_params): New field modification_analysis_done,
2742 modified_flags changed into param_flags.
2743 (ipa_is_ith_param_modified): Changed to use new flags.
2744 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
2746 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
2747 ipa-cp.c and split into two functions.
2748 (ipa_print_node_jump_functions): New function.
2749 (compute_scalar_jump_functions): New function.
2750 (type_like_member_ptr_p): New function.
2751 (compute_pass_through_member_ptrs): New function.
2752 (fill_member_ptr_cst_jump_function): New function.
2753 (determine_cst_member_ptr): New function.
2754 (compute_cst_member_ptr_arguments): New function.
2755 (ipa_compute_jump_functions): Complete rewrite.
2756 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
2757 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
2758 (struct ipa_member_ptr_cst): New structure.
2759 (union jump_func_value): New field member_cst.
2760 * ipa-cp.c (ipcp_lat_is_insertable): New function.
2761 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
2762 jump function types.
2763 (ipcp_print_all_lattices): Slight fprintf rearrangement.
2764 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
2765 instead of ipcp_print_all_jump_functions.
2766 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
2767 only for replacable scalars.
2769 * doc/invoke.texi (Optimize options): Add description of
2770 -findirect-inlining.
2771 * common.opt (flag_indirect_inlining): New flag.
2772 * opts.c (decode_options): Set flag_indirect_inlining when
2775 * ipa-inline.c: Include ipa-prop.h.
2776 (inline_indirect_intraprocedural_analysis): New function.
2777 (inline_generate_summary): Allocate parameter and argument info
2778 structures, call inline_indirect_intraprocedural_analysis on each
2779 node when doing indirect inlining and deallocate indirect inlining
2780 data structures in the end.
2781 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
2782 (free_all_ipa_structures_after_iinln): New function.
2783 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
2785 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
2787 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
2788 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
2789 of computing the frequency separately.
2790 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
2791 of computing the frequency separately.
2792 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
2793 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
2794 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
2795 (ipa_get_stmt_member_ptr_load_param): New function.
2796 (ipa_is_ssa_with_stmt_def): New function.
2797 (ipa_note_param_call): New function.
2798 (ipa_analyze_call_uses): New function.
2799 (ipa_analyze_stmt_uses): New function.
2800 (ipa_analyze_params_uses): New function.
2801 (ipa_free_node_params_substructures): Also free the param_calls linked
2803 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
2804 (ipa_print_node_param_flags): New function.
2805 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
2806 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
2807 * ipa-prop.h (struct ipa_param_flags): New field called.
2808 (struct ipa_param_call_note): New structure.
2809 (struct ipa_node_params): New fields param_calls and
2811 (ipa_is_ith_param_called): New function.
2812 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2813 ipa_analyze_params_uses and dump parameter flags.
2815 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
2816 ipa_propagate_indirect_call_infos if performing indirect inlining,
2817 pass a new parameter new_edges to it.
2818 (add_new_edges_to_heap): New fucntion.
2819 (cgraph_decide_inlining_of_small_functions): New vector
2820 new_indirect_edges for newly found indirect edges , call
2821 ipa_propagate_indirect_call_infos after inlining.
2822 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
2823 inlining if performing indirect inlining. Call
2824 free_all_ipa_structures_after_iinln when doing so too.
2825 (inline_generate_summary): Do not call
2826 free_all_ipa_structures_after_iinln here.
2827 * ipa-prop.c (update_jump_functions_after_inlining): New function.
2828 (print_edge_addition_message): New function.
2829 (update_call_notes_after_inlining): New function.
2830 (propagate_info_to_inlined_callees): New function.
2831 (ipa_propagate_indirect_call_infos): New function.
2832 * ipa-prop.h: Include cgraph.h
2833 (struct ipa_param_call_note): Fields reordered, new field processed.
2834 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
2836 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
2837 rediscovered call statements.
2838 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
2839 (dump_cgraph_node): Dump also the indirect_call flag.
2840 (cgraph_clone_edge): Copy also the indirect_call flag.
2841 * tree-inline.c (copy_bb): Do not check for fndecls from call
2842 expressions, check for edge availability when moving clones.
2843 (get_indirect_callee_fndecl): New function.
2844 (expand_call_inline): If callee declaration is not apprent from
2845 the statement, try calling get_indirect_callee_fndecl. Do not
2846 issue warnings or call sorry when not inlinings an indirect edge.
2847 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
2849 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
2850 bit more frandly to matching.
2851 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
2852 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
2853 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
2855 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2858 * opth-gen.awk: Suppress function specific features when building
2860 * optc-gen.awk: Ditto.
2862 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2865 * diagnostic.c (pedwarn): Add opt parameter.
2867 * c-tree.h (pedwarn_init): Add opt parameter.
2868 (pedwarn_c90): Likewise.
2869 (pedwarn_c99): Likewise.
2870 * c-errors.c (pedwarn_c99): Likewise.
2871 (pedwarn_c90): Likewise.
2872 * toplev.h (pedwarn): Update declaration.
2873 (pedwarn0): Declare.
2874 * c-lex.c: All calls to pedwarn changed.
2875 * builtins.c: All calls to pedwarn changed.
2876 * toplev.c: All calls to pedwarn changed.
2877 * c-decl.c: All calls to pedwarn changed.
2878 * c-typeck.c: All calls to pedwarn changed.
2879 * c-common.c: All calls to pedwarn changed.
2880 * c-parser.c: All calls to pedwarn changed.
2882 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2883 Karthik Kumar <karthikkumar@gmail.com>
2885 * attribs.c (file scope): Include c-common.h.
2886 (decl_attributes): Add support for #pragma GCC optimize and
2889 * targhooks.c (default_can_inline_p): New function that is the
2890 default for the TARGET_CAN_INLINE_P target hook.
2892 * targhooks.h (default_can_inline_p): Add declaration.
2894 * tree.c (cl_optimization_node): New static tree for building
2895 OPTIMIZATION_NODE tree.
2896 (cl_target_option_node): New static tree for building
2897 TARGET_OPTION_NODE tree.
2898 (cl_option_hash_table): New hash table for hashing
2899 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2900 (cl_option_hash_hash): New function to provide the hash value for
2901 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2902 (cl_option_hash_eq): New function to provide an equality test for
2903 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2904 (tree_code_size): Add support for OPTIMIZATION_NODE and
2905 TARGET_OPTION_NODE trees.
2906 (tree_code_structure): Add support for OPTIMIZATION_NODE and
2907 TARGET_OPTION_NODE trees.
2908 (build_optimization_node): Build a tree that has all of the
2909 current optimization options.
2910 (build_target_option_node): Build a tree that has the target
2911 options that might be changed on a per function basis.
2913 * tree.h (file scope): Include options.h.
2914 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
2915 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
2916 (TREE_OPTIMIZATION): Ditto.
2917 (TREE_TARGET_SPECIFIC): Ditto.
2918 (struct tree_function_decl): Add fields for remembering the
2919 current optimization options and target specific options.
2920 (struct tree_optimization_option): New tree variant that remembers
2921 the optimization options.
2922 (struct tree_target_option): New tree variant that remembers the
2923 target specific flags that might change for compiling a particular
2925 (union tree_node): Include tree_optimization_option and
2926 tree_target_option fields.
2927 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
2928 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
2929 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
2930 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
2931 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
2932 optimization and target options.
2933 (optimization_default_node): New macro to refer to global_trees
2935 (optimization_current_node): Ditto.
2936 (optimization_cold_node): Ditto.
2937 (optimization_hot_node): Ditto.
2938 (target_option_default_node): Ditto.
2939 (target_option_current_node): Ditto.
2940 (current_option_pragma): Ditto.
2941 (current_optimize_pragma): Ditto.
2943 * target.h (struct gcc_target): Add valid_option_attribute_p,
2944 target_option_save, target_option_restore, target_option_print,
2945 target_option_pragma_parse, and can_inline_p hooks.
2947 * toplev.h (parse_optimize_options): Add declaration.
2948 (fast_math_flags_struct_set_p): Ditto.
2950 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
2951 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
2954 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
2955 tree_can_inline_p hook to see if one function can inline another.
2956 (cgraph_decide_inlining): Ditto.
2957 (cgraph_decide_inlining_incrementally): Ditto.
2959 * opts.c (decode_options): Add support for running multiple times
2960 to allow functions with different target or optimization options
2961 than was specified on the command line.
2962 (fast_math_flags_struct_set_p): New function that is similar to
2963 fast_math_flags_set_p, except it uses the values in the
2964 cl_optimization structure instead of global variables.
2966 * optc-gen.awk: Add support for TargetSave to allow a back end to
2967 declare new fields that need to be saved when using function
2968 specific options. Include flags.h and target.h in the options.c
2969 source. Add support for Save to indicate which options can be set
2970 for individual functions. Generate cl_optimize_save,
2971 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
2972 cl_target_option_restore, cl_target_option_print functions to
2973 allow functions to use different optimization or target options.
2975 * opt-functions.awk (var_type_struct): Return the type used for
2976 storing the field in a structure.
2978 * opth-gen.awk: Add support for TargetSave to allow a back end to
2979 declare new fields that need to be saved when using function
2980 specific options. Add support for Save to indicate which options
2981 can be set for individual functions. Only generate one extern for
2982 Mask fields. Generate cl_optimization and cl_target_option
2983 structures to remember optimization and target options.
2985 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
2986 collecting new tree nodes.
2987 (TS_TARGET_OPTION): Ditto.
2989 * c-decl.c (merge_decls): Merge function specific target and
2990 optimization options.
2992 * function.c (invoke_set_current_function_hook): If the function
2993 uses different optimization options, change the global variables
2996 * coretypes.h (struct cl_optimization): Add forward reference.
2997 (struct cl_target_option): Ditto.
2999 * c-pragma.c (option_stack): New static vector to remember the
3000 current #pragma GCC option stack.
3001 (handle_pragma_option): New function to support #pragma GCC option
3002 to change target options.
3003 (optimize_stack): New static vector to remember the current
3004 #pragma GCC optimize stack.
3005 (handle_pragma_optimize): New function to support #pragma GCC
3006 optimize to change optimization options.
3007 (init_pragma): Add support for #pragma GCC optimize and #pragma
3010 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
3011 optimization options.
3012 (TARGET_OPTION_NODE): New tree code for remembering certain target
3015 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
3016 TARGET_OPTION_NODE trees.
3018 * common.opt (-O): Add Optimization flag.
3020 (-fmath-errno): Ditto.
3021 (-falign-functions): Add UInteger flag to make sure flag gets full
3022 int in cl_optimization structure.
3023 (-falign-jumps): Ditto.
3024 (-falign-labels): Ditto.
3025 (-falign-loops): Ditto.
3026 (-fsched-stalled-insns): Ditto.
3027 (-fsched-stalled-insns-dep): Ditto.
3029 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
3031 (TARGET_OPTION_SAVE): Ditto.
3032 (TARGET_OPTION_RESTORE): Ditto.
3033 (TARGET_OPTION_PRINT): Ditto.
3034 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
3035 (TARGET_CAN_INLINE_P): Ditto.
3036 (TARGET_INITIALIZER): Add new hooks.
3038 * tree-inline.c (tree_can_inline_p): New function to determine
3039 whether one function can inline another. Check if the functions
3040 use compatible optimization options, and also call the backend
3043 * tree-inline.h (tree_can_inline_p): Add declaration.
3045 * c-common.c (c_common_attribute): Add support for option and
3046 optimize attributes.
3047 (handle_option_attribute): Add support for the option attribute to
3048 allow the user to specify different target options for compiling a
3050 (handle_optimize_attribute): Add support for the optimize
3051 attribute to allow the user to specify different optimization
3052 options for compiling a specific function.
3053 (handle_hot_attribute): Turn on -O3 optimization for this one
3054 function if it isn't the default optimization level.
3055 (handle_cold_attribute): Turn on -Os optimization for this one
3056 function if it insn't the default optimization.
3057 (const_char_p): New const char * typedef.
3058 (optimize_args): New static vector to remember the optimization
3060 (parse_optimize_options): New function to set up the optimization
3061 arguments from either the optimize attribute or #pragma GCC optimize.
3063 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
3064 (builtin_define_std): Ditto.
3066 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
3067 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
3068 (x86_64-*-*): Ditto.
3070 * Makefile.in (TREE_H): Add options.h.
3071 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
3073 * doc/extend.texi (option attribute): Document new attribute.
3074 (optimize attribute): Ditto.
3075 (hot attribute): Document hot attribute sets -O3.
3076 (cold attribute): Document cold attribute sets -Os.
3077 (#pragma GCC option): Document new pragma.
3078 (#pragma GCC optimize): Ditto.
3080 * doc/options.texi (TargetSave): Document TargetSave syntax.
3081 (UInteger): Document UInteger must be used for certain flags.
3082 (Save): Document Save option to create target specific options
3083 that can be saved/restored on a function specific context.
3085 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
3086 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
3088 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
3089 (TARGET_OPTION_SAVE): Ditto.
3090 (TARGET_OPTION_RESTORE): Ditto.
3091 (TARGET_OPTION_PRINT): Ditto.
3092 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
3093 (TARGET_CAN_INLINE_P): Ditto.
3095 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
3097 (-mfpmath=both): Ditto.
3099 2008-07-23 Michael Meissner <gnu@the-meissners.org>
3100 Karthik Kumar <karthikkumar@gmail.com>
3102 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
3103 (TARGET_POPCNT): Ditto.
3104 (TARGET_SAHF): Ditto.
3105 (TARGET_AES): Ditto.
3106 (TARGET_PCLMUL): Ditto.
3107 (TARGET_CMPXCHG16B): Ditto.
3108 (TARGET_RECIP): Move switch into target_flags.
3109 (TARGET_FUSED_MADD): Ditto.
3110 (ix86_arch_features): Make an unsigned char type.
3111 (ix86_tune_features): Ditto.
3112 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
3113 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
3114 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
3116 * config/i386/i386.opt (arch): New TargetSave field to define
3117 fields that need to be saved for function specific option support.
3120 (branch_cost): Ditto.
3121 (ix86_isa_flags_explicit): Ditto.
3122 (tune_defaulted): Ditto.
3123 (arch_specified): Ditto.
3124 (-m128-long-double): Add Save flag to save option for target
3125 specific option support.
3127 (-maccumulate-outgoing-args): Ditto.
3128 (-malign-double): Ditto.
3129 (-malign-stringops): Ditto.
3130 (-mfancy-math-387): Ditto.
3131 (-mhard-float): Ditto.
3133 (-minline-all-stringops): Ditto.
3134 (-minline-stringops-dynamically): Ditto.
3135 (-mms-bitfields): Ditto.
3136 (-mno-align-stringops): Ditto.
3137 (-mno-fancy-math-387): Ditto.
3138 (-mno-push-args): Ditto.
3139 (-mno-red-zone): Ditto.
3140 (-mpush-args): Ditto.
3141 (-mred-zone): Ditto.
3143 (-msseregparm): Ditto.
3144 (-mstack-arg-probe): Ditto.
3159 (-mrecip): Move flag into target_flags.
3161 (-mno-fused-madd): Ditto.
3162 (-mfused-madd): Ditto.
3163 (-mabm): Move flag into ix86_isa_flags.
3170 * config/i386/i386-c.c: New file for #pragma support.
3171 (ix86_target_macros_internal): New function to #define or #undef
3172 target macros based when the user uses the #pragma GCC option to
3173 change target options.
3174 (ix86_pragma_option_parse): New function to add #pragma GCC option
3176 (ix86_target_macros): Move defining the target macros here from
3177 TARGET_CPU_CPP_BUILTINS in i386.h.
3178 (ix86_register_pragmas): Register the #pragma GCC option hook. If
3179 defined, initialize any subtarget #pragmas.
3181 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
3182 REGISTER_TARGET_PRAGMAS.
3184 * config/i386/t-i386: New file for x86 dependencies.
3185 (i386.o): Make dependencies mirror the include files used.
3186 (i386-c.o): New file, add dependencies.
3188 * config/i386/i386-protos.h (override_options): Add bool argument.
3189 (ix86_valid_option_attribute_tree): Add declaration.
3190 (ix86_target_macros): Ditto.
3191 (ix86_register_macros): Ditto.
3193 * config/i386/i386.c (ix86_tune_features): Move initialization of
3194 the target masks to initial_ix86_tune_features to allow functions
3195 to have different target options. Make type unsigned char,
3196 instead of unsigned int.
3197 (initial_ix86_tune_features): New static vector to hold processor
3198 masks for the tune variables.
3199 (ix86_arch_features): Move initialization of the target masks to
3200 initial_ix86_arch_features to allow functions to have different
3201 target options. Make type unsigned char, instead of unsigned int.
3202 (initial_ix86_arch_features): New static vector to hold processor
3203 masks for the arch variables.
3204 (enum ix86_function_specific_strings): New enum to describe the
3205 string options used for attribute((option(...))).
3206 (ix86_target_string): New function to return a string that
3207 describes the target options.
3208 (ix86_debug_options): New function to print the current options in
3210 (ix86_function_specific_save): New function hook to save the
3211 function specific global variables in the cl_target_option structure.
3212 (ix86_function_specific_restore): New function hook to restore the
3213 function specific variables from the cl_target_option structure to
3214 the global variables.
3215 (ix86_function_specific_print): New function hook to print the
3216 target specific options in the cl_target_option structure.
3217 (ix86_valid_option_attribute_p): New function hook to validate
3218 attribute((option(...))) arguments.
3219 (ix86_valid_option_attribute_tree): New function that is common
3220 code between attribute((option(...))) and #pragma GCC option
3221 support that parses the options and returns a tree holding the options.
3222 (ix86_valid_option_attribute_inner_p): New helper function for
3223 ix86_valid_option_attribute_tree.
3224 (ix86_can_inline_p): New function hook to decide if one function
3225 can inline another on a target specific basis.
3226 (ix86_set_current_function); New function hook to switch target
3227 options if the user used attribute((option(...))) or #pragma GCC
3229 (ix86_tune_defaulted): Move to static file scope from
3231 (ix86_arch_specified): Ditto.
3232 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
3234 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
3235 (OPTION_MASK_ISA_ABM_SET): Ditto.
3236 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
3237 (OPTION_MASK_ISA_CX16_SET): Ditto.
3238 (OPTION_MASK_ISA_SAHF_SET): Ditto.
3239 (OPTION_MASK_ISA_AES_UNSET): Ditto.
3240 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
3241 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
3242 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
3243 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
3244 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
3245 (struct ptt): Move to static file scope from override_options.
3246 (processor_target_table): Ditto.
3248 (ix86_handle_option): Add support for options that are now isa options.
3249 (override_options): Add support for declaring functions that
3250 support different target options than were specified on the
3251 command line. Move struct ptt, processor_target_table, cpu_names,
3252 ix86_tune_defaulted, ix86_arch_specified to static file scope.
3253 Add bool argument. Fix up error messages so the appropriate error
3254 is given for either command line or attribute.
3255 (ix86_previous_fndecl): New static to remember previous function
3256 declaration to see if we need to change target options.
3257 (ix86_builtins_isa): New array to record the ISA of each builtin
3259 (def_builtin): Always create the builtin function, even if the
3260 current ISA doesn't support it.
3261 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
3262 tests for those builtins.
3263 (ix86_init_builtins): Remove TARGET_MMX test for calling
3264 ix86_init_mmx_sse_builtins.
3265 (ix86_expand_builtin): If the current ISA doesn't support a given
3266 builtin, signal an error.
3267 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
3268 (TARGET_SET_CURRENT_FUNCTION): Ditto.
3269 (TARGET_OPTION_SAVE): Ditto.
3270 (TARGET_OPTION_RESTORE): Ditto.
3271 (TARGET_OPTION_PRINT): Ditto.
3272 (TARGET_CAN_INLINE_P): Ditto.
3274 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
3276 * c-typeck.c (build_external_ref): Don't call assemble_external.
3277 * final.c (output_operand): Call assemble_external.
3279 2008-07-21 DJ Delorie <dj@redhat.com>
3281 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
3282 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3284 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3286 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
3287 original insn and splitter contents into ...
3288 ("*div<mode>3_fast"): ... this new pattern. Enable only if
3289 flag_unsafe_math_optimizations. Add dummy scratch register.
3290 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
3291 !flag_unsafe_math_optimizations. Returns number with next
3292 highest magnitude if this is still less or equal to the true
3293 quotient in magnitude.
3295 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
3297 * Makefile.in: Replace toplev.h with TOPLEV_H.
3298 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
3299 * c-lex.c (fe_file_change): Don't set in_system_header.
3300 * c-parser.c (c_token): Remove in_system_header.
3301 (c_lex_one_token): Don't set in_system_header.
3302 (c_parser_set_source_position_from_token): Don't set in_system_header.
3303 * diagnostic.c (diagnostic_report_diagnostic): Use location from
3306 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
3307 * flags.h (in_system_header): Remove.
3308 * function.c (saved_in_system_header): Remove.
3309 (push_cfun): Don't set in_system_header.
3310 (pop_cfun): Don't set in_system_header.
3311 (push_struct_function): Don't set in_system_header.
3312 * input.h (expanded_location): Add sysp.
3313 (in_system_header_at): New.
3314 (in_system_header): New.
3315 * toplev.c (in_system_header): Remove.
3316 * toplev.h: Include input.h
3318 * tree-cfg.c (execute_warn_function_return): Call warning_at.
3319 * tree-ssa.c (warn_uninit): Call warning_at.
3320 (warn_uninitialized_var): Update calls to warn_uninit.
3321 (warn_uninitialized_phi): Update calls to warn_uninit.
3322 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
3323 (expand_location): Initialize xloc.sysp.
3324 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
3325 (tree_decl_with_vis): Remove in_system_header_flag.
3327 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
3330 * recog.c (asm_operand_ok): Change the order of the extra
3331 memory constraint checks.
3333 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
3336 * tree-switch-conversion.c (build_one_array): Call
3337 varpool_mark_needed_node and varpool_finalize_decl
3338 instead of assemble_variable.
3340 2008-07-19 Jan Hubicka <jh@suse.cz>
3342 * cgraph.c (cgraph_add_new_function): Do early local passes.
3343 * tree-nrv.c (gate_pass_return_slot): New gate.
3344 (pass_nrv): Add the gate.
3345 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
3347 (coalesce_ssa_name): Coalesce SSA names.
3348 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
3349 not optimizing so unused user vars remains visible.
3350 * common.opt (flag_tree_ter): Always enable by default.
3351 * tree-ssa-ter.c: Include flags.h
3352 (is_replaceable_p): Check that locations match; when aliasing is missing
3353 be conservative about loads.
3354 * tree-optimize.c (gate_init_datastructures): Remove.
3355 (pass_init_datastructures): New.
3356 * passes.c: Reorder passes so we always go into SSA.
3358 2008-07-19 Jan Hubicka <jh@suse.cz>
3360 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
3361 * doc/invoke.texi (--combine): Likewise.
3362 (-finline-functions-called-once): Update levels when enabled.
3363 (-funit-at-a-time): Document new behaviour.
3364 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
3365 -fno-section-anchors when disabled explicitly.
3366 (inline params): They are not ignored now.
3367 (precompiled headers): Remove unit-at-a-time as being incompatible.
3368 * opts.c (decode_options): Handle unit-at-a-time as alias;
3369 imply -fno-section-anchors when toplevel reorder is disabled
3371 * common.opt (ftoplevel-reorder): Set default value to 2.
3372 (funit-at-a-time): Set default value to 1.
3373 * config/rs6000/rs6000.c (optimization_options): Set section anchors
3376 2008-07-19 Jan Hubicka <jh@suse.cz>
3378 * builtins.c (expand_builtin_int_roundingfn,
3379 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
3382 2008-07-19 Richard Guenther <rguenther@suse.de>
3385 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
3386 * tree-ssa-sccvn.c (get_constant_value_id): New function.
3387 * tree-ssa-pre.c (get_expr_value_id): For newly created
3388 constant value-ids make sure to add the expression to its
3391 2008-07-19 Jakub Jelinek <jakub@redhat.com>
3394 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
3395 return value of the builtin is ignored.
3397 2008-07-19 Olivier Hainque <hainque@adacore.com>
3399 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
3400 bits, a C conformant malloc implementation has to provide.
3401 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
3403 2008-07-19 Joseph Myers <joseph@codesourcery.com>
3407 * reload.c (find_reloads_subreg_address): Only reload address if
3408 reloaded == 0, not for reloaded != 1.
3411 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3412 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3413 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3414 m32c_legitimize_reload_address.
3416 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3417 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3418 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3420 2008-07-19 Olivier Hainque <hainque@adacore.com>
3422 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
3423 argument, saying whether nested array are to be collapsed
3424 into a single array type DIE with multiple subscripts.
3425 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
3426 issues, centralize the nested array types collapsing control and
3427 disable the transformation for Ada.
3429 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
3432 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
3434 (x86_64_shift_adj_2): New expander.
3435 (x86_64_shift_adj_3): Ditto.
3436 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
3437 to split TImode operands.
3438 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
3439 (ix86_split_lshr): Ditto.
3441 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
3443 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
3444 and __CHAR32_TYPE__.
3445 * c-typeck.c (digest_init): Support char16_t and char32_t.
3446 (set_nonincremental_init_from_string): Idem.
3448 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3451 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
3452 PREFERRED_STACK_BOUNDARY.
3453 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3455 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3458 * function.c (locate_and_pad_parm): Cap boundary earlier.
3460 2008-07-17 Julian Brown <julian@codesourcery.com>
3462 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
3463 no-op for targets which don't use DLLs.
3465 2008-07-17 Martin Jambor <mjambor@suse.cz>
3467 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
3468 that nodes are relevant by examining the node->analyzed flag.
3469 (ipcp_init_stage): Check which nodes are relevant, assert that the
3470 relevant ones are also required.
3471 (ipcp_propagate_stage): Check on the side arrays are properly
3473 (ipcp_print_all_jump_functions): Make sure not to touch any node
3474 that is not analyzed or an edge that does not have a corresponding
3475 entry in the on-the-side vectors.
3476 (ipcp_function_scale_print): Likewise.
3477 (ipcp_update_callgraph): Check that the node is relevant.
3478 (ipcp_insert_stage): Check that the node is relevant. Check there is
3479 an info for every node and edge.
3480 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
3481 (ipa_print_all_tree_maps): Likewise and a new variable info.
3482 (ipa_print_all_params_modified): Likewise.
3483 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
3485 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
3488 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
3490 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
3492 PR rtl-optimization/36753
3493 * fwprop.c (use_killed_between): Don't shortcut
3494 single-definition global registers.
3496 2008-07-16 Jan Hubicka <jh@suse.cz>
3498 * cgraph.h (varpool_empty_needed_queue): Declare.
3499 * cgraphunit.c (output_in_order): Mark all variables as needed;
3501 * varpool.c (varpool_assemble_node): Update debug queue.
3502 (varpool_assemble_pending_decls): Don't do it here.
3503 (varpool_empty_needed_queue): New function.
3505 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3507 * recog.c (peephole2_optimize): Fix formatting.
3509 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3511 * c-pch.c (get_ident): Avoid C++ keywords.
3512 * combine-stack-adj.c (single_set_for_csa): Likewise.
3513 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
3514 output_asm_insn): Likewise.
3515 * reload.c (push_secondary_reload, find_reusable_reload,
3516 push_reload, combine_reloads, find_reloads,
3517 debug_reload_to_stream): Likewise.
3518 * reload.h (struct reload): Likewise.
3519 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
3520 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
3521 emit_output_reload_insns): Likewise.
3522 * targhooks.c (default_secondary_reload): Likewise.
3523 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
3525 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3527 * recog.c (validate_change_1, validate_change,
3528 validate_unshare_change, validate_replace_rtx_1, struct
3529 funny_match, constrain_operands, peephole2_optimize): Avoid C++
3531 * reload.c (push_secondary_reload, secondary_reload_class,
3532 scratch_reload_class, find_valid_class, find_reusable_reload,
3533 push_reload, find_dummy_reload, find_reloads_address_1,
3534 find_reloads_address_part, find_equiv_reg): Likewise.
3535 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
3536 choose_reload_regs): Likewise.
3537 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
3539 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
3540 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3541 * sched-rgn.c (concat_INSN_LIST): Likewise.
3542 * stor-layout.c (mode_for_size, mode_for_size_tree,
3543 smallest_mode_for_size): Likewise.
3545 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3547 * cfg.c (dump_reg_info): Avoid C++ keywords.
3548 * dwarf2asm.c (dw2_force_const_mem,
3549 dw2_asm_output_encoded_addr_rtx): Likewise.
3550 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
3551 * expmed.c (expand_shift): Likewise.
3552 * global.c (find_reg): Likewise.
3553 * graph.c (draw_edge): Likewise.
3554 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
3555 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
3556 widen_clz, widen_bswap, expand_parity, expand_unop,
3557 emit_cmp_and_jump_insn_1): Likewise.
3558 * postreload.c (reload_cse_simplify_operands): Likewise.
3559 * ra.h (add_neighbor): Likewise.
3560 * reg-stack.c (remove_regno_note, change_stack): Likewise.
3561 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
3562 record_reg_classes, copy_cost, record_address_regs,
3563 invalid_mode_change_p): Likewise.
3564 * regrename.c (regrename_optimize, scan_rtx_reg,
3565 dump_def_use_chain, find_oldest_value_reg,
3566 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
3568 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3570 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
3571 MASK_POWERPC64 for power4 in previous commit.
3573 2008-07-16 Olivier Hainque <hainque@adacore.com>
3575 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
3576 instead of bare conversion to cast const-ness away.
3578 2008-07-16 Anatoly Sokolov <aesok@post.ru>
3580 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
3581 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
3582 * config/xtensa/xtensa.c (xtensa_function_value): New function.
3583 (TARGET_FUNCTION_VALUE): Define.
3585 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3587 * config/rs6000/rs6000.c (processor_target_table): Add
3588 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
3590 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3593 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3594 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3595 m32c_legitimize_reload_address.
3597 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
3599 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
3600 DECL_IN_SYSTEM_HEADER in sync.
3602 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
3604 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
3605 * tree-ssa-pre.c (pre_expr_eq): Ditto
3606 (get_constant_for_value_id): Take a type as an argument.
3607 (fully_constant_expression): Pass in type.
3608 (find_or_generate_expression): Short circuit constant case.
3609 (create_expression_by_pieces): Remove special casing of
3611 (do_regular_insertion): Short circuit constant case.
3612 (do_partial_partial_insertion): Ditto.
3614 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3617 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
3619 2008-07-15 Bob Wilson <bob.wilson@acm.org>
3621 * config/xtensa/libgcc-xtensa.ver: New file.
3622 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
3624 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3626 * df-problems.c (df_set_note): Avoid C++ keywords.
3627 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
3628 * dse.c (record_store, remove_useless_values): Likewise.
3629 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
3630 gen_reg_rtx_offset, operand_subword, change_address_1,
3631 change_address, adjust_address_1, offset_address,
3632 widen_memory_access, emit_copy_of_insn_after): Likewise.
3633 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
3634 * fwprop.c (should_replace_address, propagate_rtx_1,
3635 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
3637 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
3638 gcse_emit_move_after, update_ld_motion_stores): Likewise.
3639 * lcm.c (compute_insert_delete, pre_edge_lcm,
3640 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
3641 * lower-subreg.c (resolve_reg_notes): Likewise.
3642 * mode-switching.c (optimize_mode_switching): Likewise.
3644 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3646 * bt-load.c (add_btr_def, migrate_btr_def,
3647 branch_target_load_optimize): Avoid C++ keywords.
3648 * caller-save.c (insert_restore, insert_save, insert_one_insn):
3650 * combine.c (subst, simplify_set, make_extraction,
3651 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
3652 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
3653 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
3655 2008-07-15 Richard Guenther <rguenther@suse.de>
3658 * c-common.c (strict_aliasing_warning): Do not warn for
3659 TYPE_REF_CAN_ALIAS_ALL pointers.
3660 (c_common_get_alias_set): may_alias types are not special.
3661 * tree.c (build_pointer_type_for_mode): Look up the may_alias
3662 attribute and set can_ref_all accordingly.
3663 (build_reference_type_for_mode): Likewise.
3664 * doc/extend.texi (may_alias): Clarify.
3666 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3669 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3670 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3672 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3675 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
3676 gcc_assert, instead call output_operand_lossage.
3678 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
3680 * builtins.c (std_canonical_va_list): Treat structure based
3683 2008-07-15 Ben Elliston <bje@au.ibm.com>
3685 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
3687 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
3689 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
3692 2008-07-14 Jan Hubicka <jh@suse.cz>
3694 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
3695 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
3696 fix predicates and constraints.
3697 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
3698 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
3700 2008-07-14 Doug Kwan <dougkwan@google.com>
3702 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
3703 additional option file arm/eabi.opt.
3704 * config/arm/eabi.h (File): New configuration file for EABI targets.
3705 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
3706 SUBSUBTARGET_EXTRA_SPECS.
3707 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
3708 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
3709 from STARTFILE_SPEC so that it can be referenced in an override.
3710 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
3711 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
3712 can be referenced in an override.
3713 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
3714 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
3715 so that it can be referenced in an override.
3716 (LINK_SPEC): Use BPABI_LINK_SPEC.
3717 * config/arm/eabi.opt (File): New.
3719 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3721 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
3722 (FIXED_VALUE_H): New variable.
3723 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
3724 input.h, fixed-value.h.
3725 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
3726 (BASIC_BLOCK_H): Use $(BITMAP_H).
3727 (FUNCTION_H): Add varray.h.
3728 (IPA_REFERENCE_H): Use $(BITMAP_H).
3729 (CGRAPH_H): Add $(BASIC_BLOCK_H).
3730 (DF_H): Use $(BITMAP_H).
3731 (GGC_H): Add statistics.h.
3733 (INSN_ATTR_H): Use it.
3734 (SYSTEM_H): Add safe-ctype.h, filenames.h.
3736 (SYMTAB_H): Add $(OBSTACK_H).
3737 (CPP_INTERNAL_H): New.
3738 (TREE_DUMP_H): Add tree-pass.h.
3739 (TREE_FLOW_H): Use $(BITMAP_H)
3740 (PRETTY_PRINT_H): Use $(INPUT_H).
3741 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
3744 (many object files): Fix lots of header dependencies throughout.
3746 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3748 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
3750 (s-gtyp-input): Use them to write tmp-gi.list.
3751 (echo_to_gi.list): Remove.
3753 2008-07-14 Richard Guenther <rguenther@suse.de>
3755 * tree-ssa-sccvn.c (pre_info): Remove.
3756 (switch_to_PRE_table): Likewise.
3757 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
3758 (set_hashtable_value_ids): Do not create value-ids for the
3760 (run_scc_vn): Remove double test. Remove bogus special-case
3761 in value-number printing.
3762 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
3763 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
3765 * tree-flow-inline.h (get_value_handle): Remove.
3766 * tree-flow.h (get_value_handle): Remove.
3768 2008-07-14 Martin Jambor <mjambor@suse.cz>
3770 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
3771 in which we generate arithmetics is not a subrange.
3773 2008-07-14 Martin Jambor <mjambor@suse.cz>
3775 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
3777 2008-07-14 Richard Guenther <rguenther@suse.de>
3779 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
3781 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
3784 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
3785 reload for symbol refs moved to r0 with -fPIC.
3786 (legitimize_pic_address): Use the target register as temporary
3788 (emit_symbolic_move): Adjust comment.
3789 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
3792 2008-07-14 Ben Elliston <bje@au.ibm.com>
3794 * c-common.h (C_CPP_HASHNODE): New macro.
3795 * coretypes.h (struct cpp_token): Forward declare.
3796 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3797 the context-sensitive keyword method.
3798 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
3799 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
3800 expand_bool_pixel): New.
3801 (altivec_categorize_keyword): New function.
3802 (init_vector_keywords): New function.
3803 (rs6000_macro_to_expand): Likewise.
3804 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
3805 compiling an ISO C dialect.
3807 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
3809 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
3810 (create_expression_by_pieces): Fix typo.
3811 (do_regular_insertion): Use debug counter here too.
3813 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
3816 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
3817 CONST_OK_FOR_LETTER_P. All port-local users changed.
3818 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
3819 implement Kp matching power-of-two.
3820 (CONSTRAINT_LEN): Define to match.
3821 * config/cris/cris.md: Replace all use of constraint K with Kc.
3822 ("*btst*): Use Kp for operand 0 of last alternative.
3824 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3827 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
3830 2008-07-13 Jan Hubicka <jh@suse.cz>
3832 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
3835 2008-07-13 Richard Guenther <rguenther@suse.de>
3838 * langhooks.c (lhd_print_error_function): Deal with recursive
3841 2008-07-12 Jan Hubicka <jh@suse.cz>
3843 * cgraph.c (assembler_name_hash): New static var.
3844 (hash_node_by_assembler_name, eq_assembler_name): New.
3845 (cgraph_node_for_asm): Use hashtable.
3846 (cgraph_remove_node): Maintain hashtable.
3847 (change_decl_assembler_name): Sanity check that names are not changing
3848 after aliasing was processed.
3849 * cgraph.h (varpoon_node): Add next GGC marker.
3850 * tree.c (decl_assembler_name_equal): Constify.
3851 (decl_assembler_name_hash): New.
3852 * tree.h (decl_assembler_name_equal): Constify.
3853 (decl_assembler_name_hash): Update.
3855 2008-07-12 David Daney <ddaney@avtrex.com>
3857 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3860 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
3862 * doc/md.texi: Document the MIPS "v" constraint.
3863 * config/mips/mips.h (reg_class): Revert last change.
3864 (REG_CLASS_NAMES): Likewise.
3865 (REG_CLASS_CONTENTS): Likewise.
3866 * config/mips/mips.c (mips_regno_to_class): Likewise.
3867 * config/mips/constraints.md (v): Likewise, but add documentation.
3868 Add a comment to say that this constraint should not be used in
3871 2008-07-11 DJ Delorie <dj@redhat.com>
3873 * config/h8300/h8300.md (length): Fix branch offset limit.
3875 2008-07-11 Anatoly Sokolov <aesok@post.ru>
3877 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
3878 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
3879 (avr_hard_regno_scratch_ok): New function.
3880 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3881 * config/avr/avr.md (all peepholes that request a scratch register):
3882 Remove avr_peep2_scratch_safe use.
3884 2008-07-11 Tom Tromey <tromey@redhat.com>
3885 Ian Lance Taylor <iant@google.com>
3887 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
3888 (struct c_common_resword): Define.
3889 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
3890 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
3891 (c_common_reswords, num_c_common_reswords): Declare.
3892 * c-common.c (c_common_reswords): New global const array.
3893 (num_c_common_reswords): New const int.
3894 * c-parser.c (struct resword, reswords): Don't define.
3895 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
3896 (c_parse_init): Clarify mask code. Use c_common_reswords rather
3897 than reswords. If warning about C++ keywords, give them a special
3899 (c_lex_one_token): Warn about C++ keywords. Call
3900 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
3901 (c_parser_external_declaration): Look for RID_xxx rather than
3902 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
3903 (c_parser_statement_after_labels): Likewise.
3904 (c_parser_objc_class_instance_variables): Likewise.
3905 (c_parser_objc_class_declaration): Likewise.
3906 (c_parser_objc_try_catch_statement): Likewise.
3907 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
3908 (declspecs_add_type): Likewise.
3910 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
3912 * ggc-page.c (alloc_page):
3913 Substituting xmalloc, xcalloc with
3914 XNEWVEC and XCNEWVAR macros which add the
3917 2008-07-11 Richard Guenther <rguenther@suse.de>
3919 PR tree-optimization/36765
3920 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
3921 aliases from HEAP vars to SMTs.
3923 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3925 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
3926 * configure.ac (loose_warn): Move -Wc++-compat from here...
3927 (strict_warn): ...to here.
3928 * configure: Regenerate.
3930 2008-07-10 Joseph Myers <joseph@codesourcery.com>
3932 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
3933 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
3934 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
3935 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
3936 excluding more specific h8300-*-* and sh-*-* targets.
3938 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
3940 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
3942 (execute_pre): Call loop_optimizer_finalize in early exit.
3944 2008-07-10 Jakub Jelinek <jakub@redhat.com>
3947 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
3948 uids in the bitmap, not just VAR_DECL uids.
3950 PR rtl-optimization/36419
3951 * combine-stack-adj.c (adjust_frame_related_expr): New function.
3952 (combine_stack_adjustments_for_block): Call it if needed. Delete
3954 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
3955 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
3956 prologue sp adjustment.
3958 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
3961 * opts.c (print_ignored_options): Report postponed diagnostics for
3962 unknown -Wno-* options as warnings, not errors.
3963 (postpone_unknown_option_error): Renamed to...
3964 (postpone_unknown_option_warning): ... this.
3966 2008-07-09 Doug Kwan <dougkwan@google.com>
3969 2008-07-08 Doug Kwan <dougkwan@google.com>
3971 * config/arm/arm.opt (mandroid): New option.
3972 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
3973 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
3975 (CC1PLUS_SPEC): Same.
3977 (STARTFILE_SPEC): Same.
3978 (ENDFILE_SPEC): Same.
3979 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
3982 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
3985 * config/mips/mips.h (reg_class): Remove V1_REG.
3986 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3987 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
3989 (mips_get_tp): New function.
3990 (mips_legitimize_tls_address): Use it.
3991 * config/mips/constraints.md (v): Delete.
3992 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
3993 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
3994 After reload, split into a move and ...
3995 (*tls_get_tp_<mode>_split): ...this new instruction.
3997 2008-07-09 David Daney <ddaney@avtrex.com>
3999 * config/mips/driver-native.c: Include coretypes.h and tm.h.
4001 2008-07-09 Jakub Jelinek <jakub@redhat.com>
4003 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
4004 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
4006 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
4007 htab_delete should be called. Don't free c.
4008 (lookup_tmp_var): Create temp_htab lazily.
4009 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
4010 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
4012 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
4013 lower_omp_ordered, lower_omp_critical, lower_omp_for,
4014 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
4015 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
4016 * tree-sra.c (generate_element_init): Likewise.
4017 * tree-mudflap.c (execute_mudflap_function_ops,
4018 execute_mudflap_function_decls): Likewise.
4019 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
4020 * tree-gimple.h (struct gimplify_ctx): New type.
4021 (push_gimplify_context): Adjust prototype.
4023 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
4025 * tree-ssa-pre.c (phi_translate_1): Update placement of
4028 2008-07-09 Anatoly Sokolov <aesok@post.ru>
4030 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
4031 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
4032 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
4033 * targhooks.c (default_hard_regno_scratch_ok): New function.
4034 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
4035 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
4036 * recog.c: Include "target.h".
4037 (peep2_find_free_register): Add check for global regs. Add target
4039 * Makefile.in (recog.o): Depend on target.h.
4041 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
4043 * config/sh/sh.c (sh_canonical_va_list_type): New.
4044 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
4046 2008-07-09 Raksit Ashok <raksit@google.com>
4048 * doc/invoke.texi (Option Summary): Mention new option
4049 -Wdisallowed-function-list=...
4050 (Warning Options): Document -Wdisallowed-function-list=...
4051 * common.opt (Wdisallowed-function-list=): New flag.
4052 * flags.h (warn_disallowed_functions): External definition of new
4053 boolean warning flag.
4054 (warn_if_disallowed_function_p): Declare new function.
4055 * opts.c (warning_disallowed_functions): New static variable.
4056 (warn_disallowed_functions): New boolean warning flag.
4057 (warn_if_disallowed_function_p): New function.
4058 (add_comma_separated_to_vector): Rename
4059 add_instrument_functions_exclude_list to this.
4060 (common_handle_option): Handle new option. Rename calls to
4061 add_instrument_functions_exclude_list into calls to
4062 add_comma_separated_to_vector.
4063 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
4064 based on flag warn_disallowed_functions.
4066 2008-07-09 Christian Bruel <christian.bruel@st.com>
4068 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
4069 instead of get_attr_length.
4071 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4073 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
4075 * genemit.c (gen_insn): Likewise.
4076 * gengtype.c (note_def_vec): Likewise.
4077 * gengtype.h (note_def_vec): Likewise.
4078 * genoutput.c (struct data, output_insn_data, process_template,
4079 gen_expand, gen_split, note_constraint): Likewise.
4080 * genrecog.c (new_decision, add_to_sequence, factor_tests,
4081 make_insn_sequence): Likewise.
4082 * gensupport.c (record_insn_name): Likewise.
4084 2008-07-08 Doug Kwan <dougkwan@google.com>
4086 * config/arm/arm.opt (mandroid): New option.
4087 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
4088 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
4090 (CC1PLUS_SPEC): Same.
4092 (STARTFILE_SPEC): Same.
4093 (ENDFILE_SPEC): Same.
4094 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
4097 2008-07-08 Raksit Ashok <raksit@google.com>
4099 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
4100 (set_storage_via_setmem): Fix expected_align parameter.
4101 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
4102 missing from the list.
4103 * doc/md.texi (movmem): Explicitly state that expected alignment is
4104 to be expressed in bytes.
4105 (setmem): Explicitly state that expected alignment is to be expressed
4108 2008-07-08 Joseph Myers <joseph@codesourcery.com>
4110 * reload.c (find_reloads_subreg_address): Do not require validity
4111 of address in original mode before reloading address.
4113 2008-07-07 Tianwei Sheng <tianweis@google.com>
4115 * df-core.c (df_remove_problem): Adjust the access to avoid out of
4116 bounds array access.
4118 2008-07-08 Jakub Jelinek <jakub@redhat.com>
4120 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
4122 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
4124 Fix PR tree-optimization/23455
4125 Fix PR tree-optimization/35286
4126 Fix PR tree-optimization/35287
4127 * Makefile.in (OBJS-common): Remove tree-vn.o.
4128 (tree-vn.o): Remove.
4129 * dbgcnt.def: Add treepre_insert debug counter.
4130 * gcc/tree-flow.h (add_to_value): Updated for other changes.
4131 (debug_value_expressions): Ditto.
4132 (print_value_expressions): Ditto.
4133 * tree-pretty-print.c (dump_generic_node): Updated for
4134 VALUE_HANDLE removal.
4135 * tree-ssa-dom.c (record_equality): Ditto.
4136 (cprop_operand): Ditto.
4137 (lookup_avail_expr): Ditto.
4138 * tree-ssa-threadedge.c
4139 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
4140 (simplify_control_stmt_condition): Ditto.
4141 * tree.c (tree_code_size): Ditto.
4142 (tree_node_structure): Ditto.
4143 (iterative_hash_expr): Ditto.
4145 * tree.h (VALUE_HANDLE_ID): Ditto.
4146 (VALUE_HANDLE_EXPR_SET): Ditto.
4147 (struct tree_value_handle): Ditto.
4148 (union tree_node): Ditto.
4149 * treestruct.def: Ditto.
4150 * tree-vn.c: Removed.
4151 * tree-ssa-pre.c: Rewritten entirely.
4152 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
4153 (constant_value_ids): Ditto.
4154 (vn_nary_op_t): Moved to header.
4156 (vn_reference_op_t): Ditto
4157 (vn_reference_t): Ditto.
4158 (next_value_id): New variable.
4159 (VN_INFO): Add an assert.
4160 (vn_constant_eq): New function.
4161 (vn_constant_hash): Ditto.
4162 (get_or_alloc_constant_value_id): Ditto.
4163 (value_id_constant_p): Ditto.
4164 (vn_reference_compute_hash): De-staticify.
4165 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
4166 Disable some code with a FIXME. Remove VALUE_HANDLE use.
4167 (valueize_refs): Update opcode if it changes from ssa name to constant.
4168 (vn_reference_lookup_1): Add new argument.
4169 (vn_reference_lookup): Ditto.
4170 (vn_reference_lookup_pieces): New function.
4171 (vn_reference_insert): Add return type. Modify to deal with value ids.
4172 (vn_reference_insert_pieces): New function.
4173 (vn_nary_op_compute_hash): De-staticify.
4174 (vn_nary_op_eq): Ditto.
4175 (vn_nary_op_lookup_pieces): New function.
4176 (vn_nary_op_lookup): Add new argument.
4177 (vn_nary_op_insert_pieces): New function.
4178 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
4179 (vn_phi_insert): Ditto.
4180 (visit_unary_op): Update for callee changes.
4181 (visit_binary_op): Ditto.
4182 (visit_reference_op_load): Ditto.
4183 (visit_reference_op_store): Ditto.
4184 (init_scc_vn): Init next_value_id, constant_to_value_id and
4186 (free_scc_vn): Free them.
4187 (set_hashtable_value_ids): New function.
4188 (run_scc_vn): Use it.
4189 (get_max_value_id): New function.
4190 (get_next_value_id): Ditto.
4191 (expressions_equal_p): Moved from tree-vn.c
4192 (sort_vuses): Ditto.
4193 (sort_vuses_heap): Ditto.
4194 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
4196 * tree.c (iterative_hash_hashval_t): Made non-static
4197 * tree.h (iterative_hash_hashval_t): Declare it.
4199 2008-07-08 Martin Jambor <mjambor@suse.cz>
4201 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
4202 instead of ipa_create_node_params.
4203 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
4204 ipa_check_create_edge_args, free them with
4205 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
4207 * ipa-prop.c: Include flags.h and tree-inline.h.
4208 (ipa_node_params_vector): New variable.
4209 (ipa_edge_args_vector): New variable.
4210 (edge_removal_hook_holder): New variable.
4211 (node_removal_hook_holder): New variable.
4212 (edge_duplication_hook_holder): New variable.
4213 (node_duplication_hook_holder): New variable.
4214 (ipa_detect_param_modifications): Check for presence of modified flags.
4215 (ipa_compute_jump_functions): Check for presence of jump functions.
4216 (ipa_free_edge_args_substructures): New function.
4217 (ipa_create_node_params): Removed.
4218 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
4219 (ipa_free_node_params_substructures): New function.
4220 (ipa_free_all_node_params): Changed to deallocate the on-the-side
4222 (ipa_edge_removal_hook): New function.
4223 (ipa_node_removal_hook): New function.
4224 (duplicate_array): New function.
4225 (ipa_edge_duplication_hook): New function.
4226 (ipa_node_duplication_hook): New function.
4227 (ipa_register_cgraph_hooks): New function.
4228 (ipa_unregister_cgraph_hooks): New function.
4229 (free_all_ipa_structures_after_ipa_cp): New function.
4231 * ipa-prop.h: Include vec.h.
4232 (ipa_node_params_t): New typedef with vector types for it.
4233 (ipa_edge_args_t): New typedef with vector types for it.
4234 (IPA_NODE_REF): Changed to access an on-the-side vector.
4235 (IPA_EDGE_REF): Changed to access an on-the-side vector.
4236 (ipa_check_create_node_params): New function.
4237 (ipa_check_create_edge_args): New function.
4239 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
4242 2008-07-07 Tom Tromey <tromey@redhat.com>
4244 * configure, config.in: Rebuilt.
4245 * configure.ac: Don't check for scandir or alphasort.
4247 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4249 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
4250 types immediately after creating them.
4252 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4254 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
4256 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
4258 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
4259 dump_constraint_graph.
4260 (dump_constraint_edge): New function.
4261 (dump_constraint_graph): New function.
4262 (debug_constraint_graph): New function.
4263 (dump_constraint): Removed useless comparison.
4264 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
4265 (dump_constraint_graph): Declare.
4266 (debug_constraint_graph): Declare.
4267 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
4269 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
4271 * config/i386/i386.c (is_va_list_char_pointer): New.
4272 (ix86_va_start): Replace compare with ms_va_list_type_node
4273 by is_va_list_char_pointer.
4274 (ix86_gimplify_va_arg): Likewise.
4276 2008-07-07 Martin Jambor <mjambor@suse.cz>
4278 * cgraph.c (cgraph_edge_max_uid): New variable.
4279 (struct cgraph_edge_hook_list): New type.
4280 (struct cgraph_node_hook_list): New type.
4281 (struct cgraph_2edge_hook_list): New type.
4282 (struct cgraph_2node_hook_list): New type.
4283 (first_cgraph_edge_removal_hook): New variable.
4284 (first_cgraph_node_removal_hook): New variable.
4285 (first_cgraph_edge_duplicated_hook): New variable.
4286 (first_cgraph_node_duplicated_hook): New variable.
4287 (cgraph_add_edge_removal_hook): New function.
4288 (cgraph_remove_edge_removal_hook): New function.
4289 (cgraph_call_edge_removal_hooks): New function.
4290 (cgraph_add_node_removal_hook): New function.
4291 (cgraph_remove_node_removal_hook): New function.
4292 (cgraph_call_node_removal_hooks): New function.
4293 (cgraph_add_edge_duplication_hook): New function.
4294 (cgraph_remove_edge_duplication_hook): New function.
4295 (cgraph_call_edge_duplication_hooks): New function.
4296 (cgraph_add_node_duplication_hook): New function.
4297 (cgraph_remove_node_duplication_hook): New function.
4298 (cgraph_call_node_duplication_hooks): New function.
4299 (cgraph_create_edge): Assign to edge uid.
4300 (cgraph_remove_edge): Call edge removal hooks.
4301 (cgraph_node_remove_callees): Call edge removal hooks.
4302 (cgraph_node_remove_callers): Call edge removal hooks.
4303 (cgraph_remove_node): Call node removal hooks.
4304 (cgraph_clone_edge): Call edge duplication hooks.
4305 (cgraph_clone_node): Call node duplication hooks.
4307 * cgraph.h (cgraph_edge): New field uid.
4308 (cgraph_edge_hook): New type.
4309 (cgraph_node_hook): New type.
4310 (cgraph_2edge_hook): New type.
4311 (cgraph_2node_hook): New type.
4313 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
4315 * config.in: Regenerate.
4317 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
4319 * gcc.c (print_sysroot): New.
4320 (option_map, display_help, process_command): Handle the
4321 -print-sysroot option.
4322 (main): Print the sysroot if requested.
4323 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
4325 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4328 * unwind-pe.h (size_of_encoded_value): add attribute unused.
4330 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
4332 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
4333 (assign_parm_setup_block_p): Also check mode of entry_parm.
4335 2008-07-07 Richard Guenther <rguenther@suse.de>
4337 * tree-ssa-structalias.h (set_used_smts): Remove.
4338 * tree-ssa-structalias.c (used_smts): Likewise.
4339 (set_used_smts): Likewise.
4340 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
4341 call to set_used_smts.
4343 2008-07-07 Richard Guenther <rguenther@suse.de>
4345 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
4346 (new_var_info): Set it to false.
4347 (solution_set_add): Correctly handle pointers outside a var and
4349 (type_safe): Treat variables with is_full_var properly.
4350 (do_sd_constraint): Likewise.
4351 (do_ds_constraint): Likewise.
4352 (process_constraint): Remove zeroing offset for !use_field_sensitive.
4353 (get_constraint_for_ptr_offset): New function.
4354 (get_constraint_for_component_ref): For addresses at least include
4355 the last field of the variable. Handle is_full_vars properly.
4356 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
4357 (handle_ptr_arith): Remove.
4358 (find_func_aliases): Simplify assignment handling.
4359 (create_function_info_for): For parameter and result varinfos set
4361 (create_variable_info_for): Set is_full_var flag whenever we
4362 just created a single varinfo for a decl.
4363 (init_alias_vars): Initialize use_field_sensitive from
4364 max-fields-for-field-sensitive parameter.
4366 2008-07-07 Richard Guenther <rguenther@suse.de>
4368 PR tree-optimization/36713
4369 * tree-flow-inline.h (is_call_used): New function.
4370 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
4371 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4372 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
4374 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4376 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
4378 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
4380 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
4382 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4383 Nathan Sidwell <nathan@codesourcery.com>
4385 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
4386 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
4388 * config/m68k/t-linux: New.
4389 * doc/install.texi: Document m68k-*-linux is now multilibbed by
4392 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
4394 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
4395 * config/m68k/m68k-devices.def: Remove multilibs that only differ
4398 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4400 * gcc.c (execute): Fix -Wc++-compat warning.
4402 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
4405 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
4406 constant for little endian.
4408 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
4410 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
4411 mips_base_mips16 instead of TARGET_MIPS16.
4412 (mips_base_mips16): Declare.
4413 * config/mips/mips.c (mips_base_mips16): Make global.
4414 (was_mips16_p): Remove GTY marker.
4415 (was_mips16_pch_p): New variable.
4416 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
4417 (mips_override_options): Force to non-MIPS16 mode initially.
4418 Do not complain about MIPS16 PIC incompatibilities here.
4419 Only allow -mgpopt if -mexplicit-relocs is in force for
4422 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
4424 * configure.ac: Check for caddr_t, define to char * if not defined.
4425 * configure: Regenerate.
4426 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
4427 (mmap_gt_pch_use_address): Likewise.
4428 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
4430 2008-07-06 Richard Guenther <rguenther@suse.de>
4432 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
4433 (new_var_info): Deal with it.
4434 (solution_set_add): Likewise.
4435 (bitpos_of_field): Make signed, fix.
4436 (struct fieldoff): Remove type and decl fields. Make size field
4437 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
4439 (fieldoff_compare): Deal with it.
4440 (push_fields_onto_fieldstack): Remove has_union argument, glob
4441 adjacent non-pointer fields together.
4442 (create_function_info_for): Do not set has_union.
4443 (create_variable_info_for): Simplify.
4445 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
4447 * config.gcc (extra_headers): Add cross-stdarg.h for target
4448 x86_64-*-* and i?86-*-*.
4449 * config/i386/cross-stdarg.h: New.
4450 * builtins.c (std_fn_abi_va_list): New.
4451 (std_canonical_va_list_type): New.
4452 (stabilize_va_list): Replace va_list_type_node use by
4453 mtarget.canonical_va_list_type.
4454 (gimplify_va_arg_expr): Likewise.
4455 (expand_builtin_va_copy): Replace va_list_type_node use by
4456 mtarget.fn_abi_va_list.
4457 * tree-sra.c (is_va_list_type): New helper.
4458 (decl_can_be_decomposed_p): Replace
4459 va_list_type_node use by is_va_list_type.
4460 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
4461 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4462 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
4463 * config/i386/i386-protos.h (ix86_get_valist_type): New.
4464 (ix86_enum_va_list): New.
4465 * config/i386/i386.c (sysv_va_list_type_node): New.
4466 (ms_va_list_type_node): New.
4467 (ix86_function_type_abi): Remove sorry.
4468 (ix86_build_builtin_va_list_abi): New.
4469 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
4471 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
4472 (ix86_init_builtins_va_builtins_abi): New.
4473 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
4475 (ix86_handle_abi_attribute): New.
4476 (attribute_spec): Add sysv_abi and ms_abi.
4477 (ix86_fn_abi_va_list): New.
4478 (ix86_canonical_va_list_type): New.
4479 (ix86_enum_va_list): New.
4480 (TARGET_FN_ABI_VA_LIST): New.
4481 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4482 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
4483 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
4484 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4485 (TARGET_ENUM_VA_LIST): New.
4486 * expr.h (std_fn_abi_va_list): New.
4487 (std_canonical_va_list_type): New.
4488 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
4489 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4490 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
4491 TARGET_CANONICAL_VA_LIST_TYPE.
4492 * target.h (struct gcc_target): Add fn_abi_va_list hook
4493 and canonical_va_list_type hook.
4495 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4497 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
4498 integral and pointer types.
4500 2008-07-04 Roger Sayle <roger@eyesopen.com>
4502 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
4503 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
4505 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
4508 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
4510 2008-07-04 Jakub Jelinek <jakub@redhat.com>
4512 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
4513 build_gimple_modify_stmt.
4514 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
4515 gimple operand. Use fold_build* instead of build*.
4517 2008-07-04 Richard Guenther <rguenther@suse.de>
4519 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
4520 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
4521 properly to compute the reachability set if we do field-sensitive PTA.
4522 * invoke.texi (max-fields-for-field-sensitive): Document default.
4523 * opts.c (decode_options): Set max-fields-for-field-sensitive to
4524 100 for optimize >= 2.
4526 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4528 * ggc-zone.c (lookup_page_table_if_allocated,
4529 set_page_table_entry, zone_find_object_size, alloc_small_page,
4530 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
4531 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
4532 -Wc++-compat and/or -Wcast-qual warnings.
4534 2008-07-04 Alan Modra <amodra@bigpond.net.au>
4537 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
4538 pic_offset_table_rtx to be marked as used here.
4539 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
4540 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
4541 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
4542 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
4545 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4547 * alloc-pool.c (hash_descriptor, eq_descriptor,
4548 alloc_pool_descriptor): Fix -Wc++-compat warnings.
4549 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
4551 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
4552 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
4553 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
4554 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
4557 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
4559 * tree-flow.h (loop_only_exit_p): Declare.
4560 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
4561 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
4562 the number of iterations if it is constant. Otherwise, if this is the
4563 only possible exit of the loop, use the conservative estimate on the
4564 number of iterations of the entire loop if available.
4566 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
4568 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
4569 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
4570 Add synchronization functions.
4571 * config/sync.c: New file.
4572 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
4573 (LIBGCC_SYNC_CFLAGS): Likewise.
4575 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
4578 * config/i386/i386.md (mode): Add TF to "mode" attribute.
4579 (*pushtf_sse): New insn pattern.
4580 (pushtf splitters): New splitters.
4582 2008-07-03 Michael Meissner <gnu@the-meissners.org>
4585 * predict.c (build_predict_expr): Use void_type_node for the tree
4586 type, instead of NULL_TREE.
4588 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
4590 * config/i386/i386.c (contains_aligned_value_p): Return true
4592 (ix86_data_alignment): Align TCmode to 128bits.
4593 (ix86_local_alignment): Likewise.
4595 2008-07-03 Andrew Haley <aph@redhat.com>
4598 * vec.h (VEC_TA): New.
4599 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
4600 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
4601 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
4602 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
4603 (C_COMMON_FIXED_TYPES): Remove first arg.
4604 (C_COMMON_FIXED_MODE_TYPES): Likewise.
4605 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
4606 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
4607 not to use empty macro arguments.
4609 2008-07-02 Joseph Myers <joseph@codesourcery.com>
4611 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
4612 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
4613 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
4614 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
4615 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
4616 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
4617 config/ia64/crtn.asm, config/m68hc11/larith.asm,
4618 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
4619 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
4620 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
4621 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
4622 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
4623 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
4624 config/rs6000/e500crtres64gpr.asm,
4625 config/rs6000/e500crtres64gprctr.asm,
4626 config/rs6000/e500crtrest32gpr.asm,
4627 config/rs6000/e500crtrest64gpr.asm,
4628 config/rs6000/e500crtresx32gpr.asm,
4629 config/rs6000/e500crtresx64gpr.asm,
4630 config/rs6000/e500crtsav32gpr.asm,
4631 config/rs6000/e500crtsav64gpr.asm,
4632 config/rs6000/e500crtsav64gprctr.asm,
4633 config/rs6000/e500crtsavg32gpr.asm,
4634 config/rs6000/e500crtsavg64gpr.asm,
4635 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
4636 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
4637 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
4638 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
4639 config/sparc/sol2-cn.asm: Remove .file directives.
4641 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
4643 * resource.c (mark_referenced_resources): Look inside
4644 UNSPEC_VOLATILEs and ASM_INPUTs.
4646 2008-07-02 Ian Lance Taylor <iant@google.com>
4648 * rtlanal.c (add_reg_note): New function.
4649 * rtl.h (add_reg_note): Declare.
4650 * auto-inc-dec.c (attempt_change): Use add_reg_note.
4651 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
4652 * builtins.c (expand_builtin_longjmp): Likewise.
4653 (expand_builtin_nonlocal_goto): Likewise.
4654 * calls.c (emit_call_1, expand_call): Likewise.
4655 * cfgexpand.c (add_reg_br_prob_note): Likewise.
4656 * cfglayout.c (fixup_reorder_chain): Likewise.
4657 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
4658 (commit_one_edge_insertion): Likewise.
4659 * combine.c (move_deaths, distribute_notes): Likewise.
4660 * df-problems.c (df_set_note): Likewise.
4661 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
4662 (set_unique_reg_note): Likewise.
4663 (emit_copy_of_insn_after): Likewise.
4664 * expr.c (expand_expr_real): Likewise.
4665 * gcse.c (add_label_notes): Likewise.
4666 * haifa-sched.c (create_check_block_twin): Likewise.
4667 * jump.c (mark_jump_label_1): Likewise.
4668 * loop-doloop.c (add_test, doloop_modify): Likewise.
4669 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4670 * lower-subreg.c (move_eh_region_note): Likewise.
4671 * optabs.c (emit_libcall_block): Likewise.
4672 * predict.c (predict_insn): Likewise.
4673 (combine_predictions_for_insn): Likewise.
4674 * recog.c (peephole2_optimize): Likewise.
4675 * regmove.c (try_auto_increment): Likewise.
4676 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
4677 * reload.c (find_reloads): Likewise.
4678 * reload1.c (fixup_eh_region_note): Likewise.
4679 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
4680 * reorg.c (delete_prior_computation): Likewise.
4681 (delete_computation, dbr_schedule): Likewise.
4682 * config/pa/pa.c (legitimize_pic_address): Likewise.
4683 * config/sh/sh.c (sh_reorg): Likewise.
4685 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4688 * config/libgcc-glibc.ver: Add %exclude.
4689 * config/m32r/libgcc-glibc.ver: Likwise.
4690 * config/s390/libgcc-glibc.ver: Likwise.
4691 * config/sh/libgcc-glibc.ver: Likwise.
4692 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
4694 * config/i386/libgcc-glibc.ver: New.
4696 * config/i386/libgcc-x86_64-glibc.ver: Removed.
4698 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4700 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
4701 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
4702 i[34567]86-*-linux*, x86_64-*-linux*. Add
4703 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
4704 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
4705 x86_64-*-linux*. Add i386/t-linux to tmake_file for
4706 i[34567]86-*-linux*, x86_64-*-linux*.
4708 * libgcc-std.ver: Add empty GCC_4.4.0.
4710 * mkmap-symver.awk: Support multiple versions per symbol.
4712 * config/i386/i386.c (ix86_init_builtins): Always define
4713 __builtin_fabsq and __builtin_copysignq with fallbacks.
4714 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
4715 and __builtin_copysignq if SSE2 isn't available.
4717 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
4718 (LIBGCC2_TF_CEXT): Likwise.
4721 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
4723 * config/i386/sfp-machine.h: Moved to libgcc.
4725 * config/i386/sfp-machine.h: New.
4726 * config/i386/t-linux: Likwise.
4728 * config/i386/t-darwin: Remove softfp_wrap_start and
4730 * config/i386/t-darwin64: Likewise.
4732 * config/i386/t-fprules-softfp64: Renamed to ...
4733 * config/i386/t-fprules-softfp: This.
4735 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
4736 and softfp_wrap_end.
4738 2008-07-02 Jason Merrill <jason@redhat.com>
4740 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
4742 * tree.c (ctor_to_list): New fn.
4743 * tree.h: Declare it.
4744 (CONSTRUCTOR_ELT): New macro.
4745 (CONSTRUCTOR_NELTS): New macro.
4747 2008-07-02 Richard Guenther <rguenther@suse.de>
4749 * tree-ssa-structalias.c (struct variable_info): Reorder
4750 to fill padding on 64bit hosts. Make collapsed_to an int.
4751 (get_varinfo_fc): Deal with that.
4752 (new_var_info): Likewise.
4753 (collapse_rest_of_var): Likewise.
4755 2008-07-02 Joshua Sumali <jsumali@redhat.com>
4757 * doc/install.texi (--enable-java-home): Document.
4758 (--enable-aot-compile-rpm): Likewise.
4759 (--with-arch-directory): Likewise.
4760 (--with-os-directory): Likewise.
4761 (--with-origin-name): Likewise.
4762 (--with-arch-suffix): Likewise.
4763 (--with-jvm-root-dir): Likewise.
4764 (--with-jvm-jar-dir): Likewise.
4765 (--with-python-dir): Likewise.
4767 2008-07-02 Richard Guenther <rguenther@suse.de>
4769 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
4770 from decls explicitly. Merge operand checking from tuples.
4772 2008-07-02 Martin Jambor <mjambor@suse.cz>
4774 * tree-switch-conversion.c: Included timevar.h which I forgot before.
4776 2008-07-02 Martin Jambor <mjambor@suse.cz>
4778 * tree-switch-conversion.c: Included timevar.h
4779 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
4781 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
4783 2008-07-02 Martin Jambor <mjambor@suse.cz>
4785 * tree-switch-conversion.c: Corrected various comments and
4787 (build_constructors): Fixed minor formatting mistakes.
4789 * invoke.texi (Optimize Options): Corrected the
4790 switch-conversion-max-branch-ratio parameter.
4792 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
4794 * final.c (asm_insn_count): Return zero for an empty asm body.
4796 2008-07-02 Richard Guenther <rguenther@suse.de>
4798 * bitmap.h (bitmap_set_bit): Return bool.
4799 (bitmap_clear_bit): Likewise.
4800 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
4801 write to the bitmap if it would.
4802 (bitmap_clear_bit): Likewise.
4803 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
4804 bitmap_set_bit return value.
4805 (add_pred_graph_edge): Likewise.
4806 (add_graph_edge): Likewise.
4807 (do_sd_constraint): Likewise.
4808 (do_ds_constraint): Likewise.
4810 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4812 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
4813 Fix -Wc++-compat and/or -Wcast-qual warnings.
4814 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
4815 gen_regparm_prefix): Likewise.
4816 * vmsdbgout.c (write_modbeg, lookup_filename,
4817 vmsdbgout_source_line, vmsdbgout_init): Likewise.
4819 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
4821 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
4822 defaults.h definition apply.
4824 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4826 * function.c (assign_parm_remove_parallels): New.
4827 (assign_parm_setup_block_p): Do not return true for non-BLKmode
4829 (assign_parm_setup_block): Do not handle them.
4830 (assign_parm_setup_reg, assign_parm_setup_stack): Call
4831 assign_parm_remove_parallels.
4833 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4835 * c-typeck.c (convert_for_assignment): Use
4836 vector_targets_convertible_p.
4837 * c-common.c (vector_targets_convertible_p): New.
4838 * c-common.h (vector_targets_convertible_p): New prototype.
4839 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
4840 opaque_p_V2SI_type_node.
4842 2008-07-01 Steve Ellcey <sje@cup.hp.com>
4844 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
4847 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
4849 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
4850 TFmode constants via two element DImode vector for hosts with
4851 HOST_BITS_PER_WIDE_INT < 64.
4852 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
4853 also for HOST_BITS_PER_WIDE_INT < 64.
4855 2008-07-01 Richard Guenther <rguenther@suse.de>
4857 PR tree-optimization/36666
4858 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
4859 (get_constraint_exp_from_ssa_var): Split into ...
4860 (get_constraint_exp_for_temp): ... this ...
4861 (get_constraint_for_ssa_var): ... and that.
4862 Return constraint expressions for all touched sub-fields
4863 if the results address is not taken.
4864 (process_constraint): Remove assertion that aggregate
4865 assignments do not happen at this place.
4866 (get_constraint_for_component_ref): Add address_p argument.
4867 Return constraint expressions for all touched sub-fields
4868 if the results address is not taken.
4869 (do_deref): Use get_constraint_exp_for_temp.
4870 (get_constraint_for_1): Rename from ...
4871 (get_constraint_for): ... this. Add the old function as wrapper.
4872 (do_structure_copy): Use get_constraint_for_1.
4874 2008-07-01 Martin Jambor <mjambor@suse.cz>
4876 * Makefile.in (tree-switch-conversion.o): Add.
4877 (OBJS-common): Add tree-swtch-conversion.o.
4878 * passes.c (init_optimization_passes): Add pass_convert_switch.
4879 * tree-pass.h: (pass_convert_switch): Add.
4880 * tree-switch-conversion.c: New file.
4881 * gcc.dg/tree-ssa/cswtch.c: New testcase.
4882 * common.opt (ftree-cswtch): New option.
4883 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
4884 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
4885 * opts.c (decode_options): Set flag_tree_switch_conversion when
4886 optimization level is >= 2.
4887 * doc/invoke.texi (Optimize Options): Added description of
4888 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
4890 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4892 * config/darwin-driver.c (darwin_default_min_version): Fix
4893 -Wc++-compat warnings.
4895 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
4897 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
4900 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4902 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
4904 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4906 PR rtl-optimization/34744
4907 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
4908 (df_scan_free_internal): Free data structures not
4909 allocated in storage pools.
4910 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
4911 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
4912 df_scan_free_mws_vec.
4913 * dse.c (dse_step6): Free offset_map_p and offset_map_n
4916 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
4918 * config/i386/i386.c (contains_aligned_value_p): Return true
4920 (ix86_function_arg_boundary): Return its natural boundary
4922 (return_in_memory_32): Don't check TDmode.
4923 (ix86_split_to_parts): Support splitting into 4 parts and
4924 support TFmode for 32bit target.
4925 (ix86_split_long_move): Support splitting into 4 parts.
4926 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
4928 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
4929 (ix86_init_builtins): Here.
4930 (ix86_scalar_mode_supported_p): Always return true for TFmode.
4931 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
4932 'q' and 'w', respectively.
4934 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
4936 (movtf_internal): Likewise.
4937 (<code>tf2): Likewise.
4938 (*absnegtf2_sse): Likewise.
4939 (copysign<mode>3): Likewise.
4940 (copysign<mode>3_const): Likewise.
4941 (copysign<mode>3_var): Likewise.
4942 (define_split UNSPEC_COPYSIGN): Likewise.
4943 * config/i386/sse.md (*nandtf3): Likewise.
4944 (<code>tf3): Likewise.
4945 (*<code>tf3): Likewise.
4947 2008-06-30 Joey Ye <joey.ye@intel.com>
4948 H.J. Lu <hongjiu.lu@intel.com>
4950 * global.c (compute_regsets): Set frame_pointer_needed here.
4951 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
4953 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4955 * doc/install.texi (specific): Expand Windows build notes.
4957 2008-06-30 Ira Rosen <irar@il.ibm.com>
4959 PR tree-optimization/36648
4960 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
4961 number of prolog iterations by step. Fix the comment.
4963 2008-06-30 Richard Guenther <rguenther@suse.de>
4966 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
4967 handle calls from ECF_MALLOC functions.
4968 (handle_pure_call): ECF_MALLOC functions do not return
4970 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
4972 2008-06-29 Andreas Schwab <schwab@suse.de>
4974 * config/m68k/m68k.c (print_operand): Always print a float
4976 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
4977 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
4980 * config/rs6000/x-linux64: Remove never used file.
4982 2008-06-29 Richard Guenther <rguenther@suse.de>
4984 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
4986 (struct alias_info): Move ...
4987 * tree-ssa-alias.c: ... here.
4988 (update_alias_info): Declare.
4989 (compute_may_aliases): Call it.
4990 (update_alias_info): New function.
4991 * tree-ssa-structalias.c (update_alias_info): Move ...
4992 * tree-ssa-alias.c (update_alias_info_1): ... here.
4993 * tree-ssa-structalias.c (process_constraint_1): Remove
4994 unused from_call argument. Rename to ...
4995 (process_constraint): ... this. Delete old wrapper.
4996 (make_constraint_to): Adjust callers.
4997 (handle_const_call): Likewise.
4998 (handle_pure_call): Likewise.
4999 (init_base_vars): Likewise.
5000 (handle_lhs_call): Likewise. Remove unnecessary constraint.
5001 (find_func_aliases): We don't need structure copies for
5003 (make_constraint_from_anything): Remove.
5004 (create_variable_info_for): For globals make constraints
5005 from escaped, not from anything.
5006 (compute_points_to_sets): Do not call update_alias_info.
5007 (ipa_pta_execute): Use make_constraint_from.
5009 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5011 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
5012 (bitmap.o-warn, dominance.o-warn): New.
5013 * configure.ac (cxx_compat_warn): Delete.
5014 (loose_warn): Add -Wcast-qual and -Wc++-compat.
5015 * system.h: Remove #pragma diagnostic for -Wcast-qual and
5017 * configure: Regenerate.
5019 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
5022 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5024 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
5025 * df-scan.c (df_notes_rescan): Likewise.
5026 * ggc-page.c (set_page_table_entry): Likewise.
5027 * intl.c (gcc_gettext_width): Likewise.
5028 * varasm.c (get_unnamed_section, get_noswitch_section,
5029 get_section): Likewise.
5031 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
5033 * regrename.c (build_def_use): Don't copy RTX.
5035 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
5037 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
5038 (Type Attributes): Fix nesting of @table and @subsection. Adjust
5039 punctuation. Use @ref instead of @xref.
5040 (Function Names): Remove stray @display/@end display.
5041 (C++ Attributes): Use @ref instead of @xref.
5042 (Deprecated Features): Fix punctuation around @xref.
5043 (Backwards Compatibility): Likewise.
5044 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
5046 2008-06-28 Joseph Myers <joseph@codesourcery.com>
5048 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
5049 constants for E500 double.
5051 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5053 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
5054 element type of const_vector.
5056 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
5058 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
5059 Remove FLAGS_REG clobber from expander pattern.
5060 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
5061 (anddi3, andsi3, andhi3, andqi3): Ditto.
5062 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
5063 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
5064 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
5065 (ashlsi3, ashlhi3, ashlqi3): Ditto.
5066 (ashrsi3, ashrhi3, ashrqi3): Ditto.
5067 (lshrsi3, lshrhi3, lshrqi3): Ditto.
5068 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
5069 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
5071 2008-06-28 Richard Guenther <rguenther@suse.de>
5073 * tree-ssa-structalias.c (callused_id, var_callused,
5074 callused_tree): Add.
5075 (handle_pure_call): New function.
5076 (find_func_aliases): Call it.
5077 (find_what_p_points_to): Handle the call-used set.
5078 (clobber_what_escaped): Likewise.
5079 (compute_call_used_vars): New function.
5080 (init_base_vars): Init the call-used variable.
5081 (do_sd_constraint): Do not propagate the solution from CALLUSED
5082 but use CALLUSED as a placeholder.
5083 (solve_graph): Likewise.
5084 * tree-flow-inline.h (gimple_call_used_vars): New function.
5085 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
5086 (compute_call_used_vars): Declare.
5087 * tree-ssa-alias.c (set_initial_properties): Call
5088 compute_call_used_vars.
5089 (reset_alias_info): Clear call-used variables.
5090 (add_call_clobber_ops): Assert we are not called for const/pure
5091 functions. Remove handling of them.
5092 (add_call_read_ops): Handle pure functions by adding the
5093 call-used set of variables as VUSEs.
5094 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
5095 (delete_tree_ssa): Free it.
5096 * tree-dfa.c (remove_referenced_var): Clear the var from the
5099 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
5101 * tree.c (build_varargs_function_type_list): New.
5102 (build_function_type_list_1): New.
5103 (build_function_type_list): Use build_function_type_list_1.
5104 * tree.h (build_varargs_function_type_list): New.
5106 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5109 * config/spu/spu.c (spu_builtin_splats): Do not generate
5110 invalid CONST_VECTOR expressions.
5111 (spu_expand_vector_init): Likewise.
5113 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
5115 * optabs.c (libfunc_decls): New variable.
5116 (libfunc_decl_hash, libfunc_decl_eq): New functions.
5117 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
5118 for the same function twice.
5120 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
5122 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
5123 ix86_expand_binary_operator directly.
5124 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
5126 (*ashrti3_1): Ditto.
5127 (*lshrti3_1): Ditto.
5128 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
5129 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
5130 using only one splitter. Conditionaly execute splitter before or
5131 after peephole2 pass.
5132 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
5133 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
5134 Use only one alternative in asm template.
5135 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
5137 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
5138 "J" operand constraint for operand 2.
5139 (*ashldi3_cconly_rex64): Ditto.
5140 (*ashrdi3_cmp_rex64): Ditto.
5141 (*ashrdi3_cconly_rex64): Ditto.
5142 (*lshrdi3_cmp_rex64): Ditto.
5143 (*lshrdi3_cconly_rex64): Ditto.
5144 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
5145 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
5146 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
5149 2008-06-27 Jakub Jelinek <jakub@redhat.com>
5151 * gimplify.c (omp_is_private): Don't return true if decl is not
5152 already private on #pragma omp for or #pragma omp parallel for.
5155 * tree-cfg.c (struct move_stmt_d): Replace block field with
5156 orig_block and new_block fields.
5157 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
5158 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
5159 (move_block_to_fn): Replace vars_map and new_label_map arguments
5160 with struct move_stmt_d pointer.
5161 (replace_block_vars_by_duplicates): New function.
5162 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
5163 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
5164 all subblocks of ORIG_BLOCK to the new function. Call
5165 replace_block_vars_by_duplicates.
5166 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
5167 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
5168 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
5169 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
5170 (expand_omp): Temporarily set input_location to the location of
5171 region's controlling stmt.
5172 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
5173 BIND_EXPR, push ctx->block_vars and gimplification vars into
5174 the BIND_EXPR and its block's BLOCK_VARS instead of directly
5176 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
5177 there are any BLOCK_VARS.
5178 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
5179 OMP_PARALLEL or OMP_TASK stmt.
5180 (lower_omp): Save and restore input_location around the lower_omp_1
5183 2008-06-27 Richard Guenther <rguenther@suse.de>
5185 PR tree-optimization/36400
5186 PR tree-optimization/36373
5187 PR tree-optimization/36344
5188 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
5189 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
5190 (update_alias_info): Remove call clobbering code.
5191 (make_constraint_to): New helper function.
5192 (make_escape_constraint): Likewise.
5193 (handle_rhs_call): Use it on all pointer containing arguments.
5194 Also mark the static chain escaped.
5195 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
5196 instead of ANYTHING.
5197 (make_constraint_from): New helper split out from ...
5198 (make_constraint_from_anything): ... here.
5199 (find_func_aliases): Add constraints for escape sites.
5200 (intra_create_variable_infos): Make constraints from NONLOCAL
5202 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
5204 (clobber_what_p_points_to): Remove.
5205 (clobber_what_escaped): New function.
5206 (init_base_vars): Init NONLOCAL and ESCAPED.
5207 (do_sd_constraint): Do not propagate the solution from ESCAPED
5208 but use ESCAPED as a placeholder.
5209 (solve_graph): Likewise.
5210 * tree-flow.h (clobber_what_p_points_to): Remove.
5211 (clobber_what_escaped): Declare.
5212 * tree-ssa-alias.c (set_initial_properties): Call it.
5213 Remove code clobbering escaped pointers.
5215 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5217 * function.c (allocate_struct_function): Only allocate a unique
5218 funcdef_no if the decl is nonzero.
5220 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5222 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
5223 * config/mips/mips.c (mips_split_const_insns): New function.
5224 * config/mips/mips.md (move_type): New attribute.
5225 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
5226 (dword_mode): New attribute.
5227 (type): Avoid long line. Map "move_type"s to "type"s,
5228 choosing "multi" for doubleword moves if appropriate.
5229 Swap MTC/MFC comments to match their declaration order.
5230 (extended_mips16): Default to "yes" if "move_type" is "sll0",
5231 "type" is "branch" or "jal" is "direct".
5232 (length): Handle "extended_mips16" first. Make the default
5233 "0" for "ghost" instructions. Set the length from "move_type".
5234 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
5235 of "type", with "sll0" for the register alternative. Remove the
5236 "extended_mips16" attribute.
5237 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
5238 of "type", with "shift_shift" for the register alternative.
5239 Remove the "length" attribute.
5240 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
5241 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
5242 of "type", with "andi" for the register alternative.
5243 (*zero_extendqihi2): Likewise.
5244 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
5245 of "andi" instead of a "type" of "arith".
5246 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
5248 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
5249 (mov_<store>r, *mov<mode>_ra): Likewise.
5250 (extendsidi2): Use "move_type" instead of "type", with "move"
5251 for the register alternative.
5252 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
5253 of "type", with "signext" for the register alternative.
5254 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
5255 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
5256 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
5257 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
5258 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
5259 (unnamed branch insn): Likewise.
5260 (*movdi_gp32_fp64): Fold into...
5261 (*movdi_32bit): ...here.
5262 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
5263 (*movdf_hardfloat): ...this new pattern.
5264 (*movdf_softfloat): Remove redundant FPR alternatives.
5265 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
5266 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
5267 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
5268 the "move" attribute.
5269 (*movdi_32bit): Use "move_type" instead of "type" and remove the
5270 "length" attribute. Use "fpload" and "fpstore" instead of "load"
5271 and "store" for COP loads and stores.
5272 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
5273 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
5274 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
5275 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
5276 (*movtf_mips16, *movv2sf): Likewise.
5277 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
5278 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
5279 (mfhc1<mode>): Use "move_type" instead of "move".
5280 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
5281 (loadgp_blockage): Remove the "length" attribute.
5282 (blockage, set_got_version, update_got_version): Likewise.
5283 (call_internal): Remove the "extended_mips16" attribute.
5284 (call_value_internal, call_value_multiple_internal): Likewise.
5285 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
5287 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
5288 the "length" attribute.
5290 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5292 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
5293 -Wcast-qual warnings.
5294 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
5295 handle_pragma_pop_macro): Likewise.
5296 * collect2.c (resolve_lib_name): Likewise.
5297 * config/arc/arc.c (arc_init): Likewise.
5298 * config/arm/arm.c (neon_builtin_compare,
5299 locate_neon_builtin_icode): Likewise.
5300 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
5301 * config/bfin/bfin.c (bfin_init_machine_status,
5302 bfin_optimize_loop): Likewise.
5303 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
5304 * config/cris/cris.c (cris_init_expanders): Likewise.
5305 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
5306 * config/darwin.c (machopic_indirection_eq,
5307 machopic_indirection_name, machopic_output_indirection): Likewise.
5308 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
5309 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
5310 frv_optimize_membar): Likewise.
5311 * config/i386/cygwin.h (mingw_scan,
5312 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
5313 * config/i386/cygwin1.c (mingw_scan): Likewise.
5314 * config/i386/i386.c (machopic_output_stub): Likewise.
5315 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
5316 i386_pe_unique_section): Likewise.
5317 * config/ia64/ia64.c (ia64_init_machine_status,
5318 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
5320 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
5321 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
5322 * config/m68k/m68k.c (m68k_handle_option,
5323 m68k_sched_md_init_global): Likewise.
5324 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
5325 mcore_unique_section): Likewise.
5326 * config/mips/mips.c (mips_block_move_straight,
5327 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
5329 * config/mmix/mmix.c (mmix_init_machine_status,
5330 mmix_encode_section_info): Likewise.
5331 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
5332 * config/rs6000/rs6000.c (rs6000_init_machine_status,
5333 print_operand_address, output_toc, redefine_groups,
5334 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
5335 * config/s390/s390.c (s390_init_machine_status): Likewise.
5336 * config/score/score.c (score_block_move_straight,
5337 score_block_move_loop_body): Likewise.
5338 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
5339 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
5340 * emit-rtl.c (find_auto_inc): Likewise.
5341 * gcc.c (translate_options, process_command): Likewise.
5342 * reorg.c (dbr_schedule): Likewise.
5343 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
5344 * xcoffout.c (xcoffout_declare_function): Likewise.
5346 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
5348 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
5349 ipa-pta working again.
5351 2008-06-27 David Edelsohn <edelsohn@gnu.org>
5353 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
5356 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
5358 * config.gcc (powerpc*-*-*): Add new core e500mc.
5359 * config/rs6000/e500mc.md: New file.
5360 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5362 (rs6000_override_options): Add e500mc case to
5363 processor_target_table. Altivec and Spe options not allowed
5364 with e500mc. Add isel instruction to e500mc by
5365 default. Initialize rs6000_cost for e500mc.
5366 (rs6000_issue_rate): Set issue rate for e500mc.
5367 * config/rs6000/rs6000.h (processor_type): Add
5368 PROCESSOR_PPCE500MC.
5369 (ASM_CPU_SPEC): Add e500mc.
5370 Set TARGET_ISEL to rs6000_isel.
5371 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
5372 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
5373 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
5375 * doc/invoke.texi: Add e500mc to list of cpus.
5377 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5380 * c-lex.c (lex_charconst): Initialize unsignedp.
5382 2008-06-27 Olivier Hainque <hainque@adacore.com>
5384 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
5385 documented assumptions.
5387 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
5389 * dwarf2out.c: Remove trailing white spaces. Break long line
5392 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
5394 * libfuncs.h (LTI_synchronize): New libfunc_index.
5395 (synchronize_libfunc): Declare.
5396 * builtins.c (expand_builtin_synchronize): Consider using
5397 synchronize_libfunc before falling back on an asm blockage.
5398 * config/mips/mips.c: Include libfuncs.h
5399 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
5401 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
5403 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
5404 parameter. Copy stack_reg to r11 where appropriate.
5405 (no_global_regs_above): Add gpr parameter.
5406 (rs6000_stack_info): Only add padding for SPE save area if we
5407 are saving SPE GPRs and CR.
5408 (saveres_routine_syms): New variable.
5409 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
5411 (rs6000_savres_routine_sym): New function.
5412 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
5414 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
5415 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
5416 Tweak FPR out-of-line saving.
5417 (rs6000_make_savres_rtx): New function.
5418 (rs6000_use_multiple_p): New function.
5419 (rs6000_savres_strategy): New function.
5420 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
5421 out-of-line if appropriate.
5422 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
5423 if we are optimizing for size.
5424 (GP_SAVE_INLINE): Define.
5425 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
5426 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
5427 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
5428 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
5429 (*save_fpregs_<mode>): Add use of r11.
5430 (*restore_gpregs_<mode>): New insn.
5431 (*return_and_restore_gpregs_<mode>): New insn.
5432 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
5434 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
5435 (*restore_gpregs_spe): New insn.
5436 (*return_and_restore_gpregs_spe): New insn.
5437 * config/rs6000/predicates.md (save_world_operation): Fix check.
5439 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
5441 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
5442 this point, so assert that.
5444 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
5446 * cfganal.c: Include vec.h and vecprim.h.
5447 (compute_idf): Import from...
5448 * tree-into-ssa (compute_idf): ...here.
5449 * basic-block.h (compute_idf): Export.
5451 2008-06-26 Joseph Myers <joseph@codesourcery.com>
5453 * c-decl.c (merge_decls): Use !current_function_decl to check for
5454 extern declaration of C99 inline function being at file scope.
5456 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
5458 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
5460 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5462 * alias.c (record_alias_subset, init_alias_analysis): Fix
5463 -Wc++-compat and/or -Wcast-qual warnings.
5464 * attribs.c (lookup_attribute_spec): Likewise.
5465 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
5466 copy_bb, connect_traces,
5467 find_rarely_executed_basic_blocks_and_cr): Likewise.
5468 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
5469 note_btr_set, migrate_btr_defs): Likewise.
5470 * builtins.c (result_vector, expand_builtin_memcpy,
5471 expand_builtin_mempcpy_args, expand_builtin_strncpy,
5472 builtin_memset_read_str, expand_builtin_printf,
5473 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
5475 * caller-save.c (mark_set_regs): Likewise.
5476 * calls.c (expand_call, emit_library_call_value_1): Likewise.
5477 * cgraph.c (cgraph_edge): Likewise.
5478 * combine.c (likely_spilled_retval_1): Likewise.
5479 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
5480 htab_counts_entry_del, get_coverage_counts): Likewise.
5481 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
5482 new_cselib_val): Likewise.
5483 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
5484 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
5486 * df-core.c (df_compact_blocks): Likewise.
5487 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
5488 * df-scan.c (df_grow_reg_info, df_ref_create,
5489 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
5490 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
5491 df_record_entry_block_defs, df_record_exit_block_uses,
5492 df_bb_verify): Likewise.
5493 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
5494 DF_REF_EXTRACT_MODE_CONST): New.
5495 * dominance.c (get_immediate_dominator, get_dominated_by,
5496 nearest_common_dominator, root_of_dom_tree,
5497 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
5498 -Wc++-compat and/or -Wcast-qual warnings.
5499 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
5500 record_store, replace_read, check_mem_read_rtx, scan_insn,
5501 dse_step1, dse_record_singleton_alias_set): Likewise.
5502 * dwarf2asm.c (dw2_force_const_mem): Likewise.
5504 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5506 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
5507 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
5508 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
5509 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
5510 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
5511 add_ranges_num, add_ranges_by_labels, file_info_cmp,
5512 file_name_acquire, output_file_names, add_const_value_attribute,
5513 premark_used_types_helper, file_table_eq, file_table_hash,
5514 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
5515 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
5516 -Wcast-qual warnings.
5517 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
5518 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
5519 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
5520 gen_reg_rtx, start_sequence, init_emit): Likewise.
5521 * et-forest.c (et_new_occ, et_new_tree): Likewise.
5522 * except.c (init_eh_for_function, gen_eh_region,
5523 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
5524 arh_to_landing_pad, arh_to_label, add_action_record,
5525 add_call_site, switch_to_exception_section): Likewise.
5526 * expmed.c (synth_mult): Likewise.
5527 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
5528 store_expr): Likewise.
5529 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
5531 * function.c (assign_stack_temp_for_type,
5532 allocate_struct_function, match_asm_constraints_1): Likewise.
5533 * gcov-io.c (gcov_allocate): Likewise.
5534 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
5535 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
5536 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
5537 record_one_set, insert_expr_in_table, insert_set_in_table,
5538 dump_hash_table, compute_hash_table_work, alloc_hash_table,
5539 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
5540 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
5541 -Wcast-qual warnings.
5543 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5545 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
5546 -Wcast-qual warnings.
5547 * gcc.c (process_command): Likewise.
5548 * genattrtab.c (oballoc): Use XOBNEW.
5549 (oballocvec): Define.
5550 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
5551 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
5552 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
5553 -Wc++-compat and/or -Wcast-qual warnings.
5554 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
5555 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
5556 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
5557 gen_presence_absence_set, gen_automaton, gen_regexp_el,
5558 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
5559 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
5560 add_excls, process_presence_absence_names,
5561 process_presence_absence_patterns, add_presence_absence,
5562 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
5563 get_free_state, add_arc, get_free_automata_list_el,
5564 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
5565 transform_3, cache_presence, create_ainsns, create_automata,
5566 create_state_ainsn_table, dfa_insn_code_enlarge,
5567 output_trans_func, output_min_issue_delay_func,
5568 output_dead_lock_func, output_reset_func,
5569 output_get_cpu_unit_code_func, output_dfa_start_func,
5570 expand_automata): Likewise.
5571 * genextract.c (gen_insn): Likewise.
5572 * gengtype-lex.l: Likewise.
5573 * gengtype.c (read_input_list, adjust_field_type,
5574 process_gc_options): Likewise.
5575 * genoutput.c (note_constraint): Likewise.
5576 * genpreds.c (mangle, add_constraint): Likewise.
5577 * genrecog.c (process_define_predicate, new_decision,
5578 add_to_sequence): Likewise.
5579 * gensupport.c (record_insn_name): Likewise.
5581 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5583 * config/i386/driver-i386.c (detect_caches_amd,
5584 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
5585 and/or -Wcast-qual warnings.
5586 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
5587 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
5588 gt_pch_save): Likewise.
5589 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
5590 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
5591 * global.c (compute_regsets): Likewise.
5592 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
5593 finish_graph_dump_file): Likewise.
5594 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
5595 unlink_bb_notes): Likewise.
5596 * integrate.c (get_hard_reg_initial_val): Likewise.
5597 * ipa-prop.c (ipa_push_func_to_list): Likewise.
5598 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
5599 * local-alloc.c (update_equiv_regs): Likewise.
5600 * loop-invariant.c (check_invariant_table_size,
5601 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
5603 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
5604 altered_reg_used, mark_altered): Likewise.
5605 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
5606 insert_var_expansion_initialization,
5607 combine_var_copies_in_loop_exit, apply_opt_in_copies,
5608 release_var_copies): Likewise.
5609 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
5610 analyze_matrix_decl, add_allocation_site, analyze_transpose,
5611 analyze_accesses_for_phi_node, check_var_notmodified_p,
5612 check_allocation_function, find_sites_in_func,
5613 record_all_accesses_in_func, transform_access_sites,
5614 transform_allocation_sites): Likewise.
5615 * omp-low.c (new_omp_region, create_omp_child_function_name,
5616 check_omp_nesting_restrictions, check_combined_parallel,
5617 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
5618 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
5619 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
5620 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
5622 * opts-common.c (prune_options): Likewise.
5623 * opts.c (add_input_filename, print_filtered_help,
5624 get_option_state): Likewise.
5625 * params.c (add_params): Likewise.
5626 * passes.c (set_pass_for_id, next_pass_1,
5627 do_per_function_toporder, pass_fini_dump_file): Likewise.
5628 * postreload.c (reload_cse_simplify_operands): Likewise.
5629 * predict.c (tree_predicted_by_p, tree_predict_edge,
5630 clear_bb_predictions, combine_predictions_for_bb): Likewise.
5632 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5634 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
5636 * recog.c (check_asm_operands, validate_change_1): Likewise.
5637 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
5638 subst_asm_stack_regs): Likewise.
5639 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
5640 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
5641 * regmove.c (reg_is_remote_constant_p): Likewise.
5642 * regrename.c (regrename_optimize, scan_rtx_reg,
5643 kill_clobbered_value, kill_set_value, kill_autoinc_value):
5645 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
5646 regstat_compute_calls_crossed): Likewise.
5647 * reload1.c (init_reload, new_insn_chain,
5648 has_nonexceptional_receiver, reload, copy_reloads,
5649 calculate_needs_all_insns, init_elim_table): Likewise.
5650 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
5651 * rtl.c (shallow_copy_rtx_stat): Likewise.
5652 * rtlanal.c (parms_set): Likewise.
5653 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
5654 sbitmap_resize, sbitmap_vector_alloc): Likewise.
5655 * sched-ebb.c (earliest_block_with_similiar_load,
5656 add_deps_for_risky_insns): Likewise.
5657 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
5658 schedule_region): Likewise.
5659 * see.c (eq_descriptor_pre_extension,
5660 hash_descriptor_pre_extension, hash_del_pre_extension,
5661 eq_descriptor_properties, hash_descriptor_properties,
5662 hash_del_properties, see_seek_pre_extension_expr,
5663 see_initialize_data_structures, see_print_register_properties,
5664 see_print_pre_extension_expr, see_delete_merged_def_extension,
5665 see_delete_unmerged_def_extension, see_emit_use_extension,
5666 see_pre_delete_extension, see_map_extension, see_commit_changes,
5667 see_analyze_merged_def_local_prop,
5668 see_analyze_merged_def_local_prop,
5669 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
5670 see_set_prop_merged_def, see_set_prop_unmerged_def,
5671 see_set_prop_unmerged_use, see_print_one_extension,
5672 see_merge_one_use_extension, see_merge_one_def_extension,
5673 see_store_reference_and_extension, see_update_uses_relevancy,
5674 see_update_defs_relevancy): Likewise.
5675 * statistics.c (hash_statistics_hash, hash_statistics_eq,
5676 hash_statistics_free, curr_statistics_hash): Likewise.
5677 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
5678 expand_asm_operands, expand_return, case_bit_test_cmp,
5679 expand_case): Likewise.
5680 * stor-layout.c (start_record_layout): Likewise.
5681 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
5682 gt_pch_save_stringpool): Likewise.
5683 * tree-data-ref.c (hash_stmt_vertex_info,
5684 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
5685 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
5687 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
5690 * config/i386/i386.md : Change constraints of HImode and QImode
5691 immediate operands from "i" to "n". Change SImode "ni" constraint to
5692 "i" and SImode "rmi" constraint to "g". Remove all constraints
5693 from const0_operand and const1_operand predicated operands.
5694 (i): Change QImode and HImode attribute from "i" to "n".
5695 (*subqi_2): Change HImode operands to QImode.
5698 2008-06-25 Olivier Hainque <hainque@adacore.com>
5700 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
5703 2008-06-25 Richard Guenther <rguenther@suse.de>
5705 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
5706 not overflow the result type.
5708 2008-06-25 Richard Guenther <rguenther@suse.de>
5710 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
5711 (vn_lookup): Likewise.
5713 2008-06-25 Richard Guenther <rguenther@suse.de>
5715 PR tree-optimization/35518
5716 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
5717 * tree-sra.c (instantiate_element): Use fold_build3 to build
5719 (try_instantiate_multiple_fields): Likewise.
5721 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5723 * config/rs6000/rs6000.md: Change all string instruction's clobber to
5726 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5728 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
5729 use_backchain_to_restore_sp to true
5730 if the offset of the link register save area would go over the 32k - 1
5731 offset limit of the load
5734 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
5736 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
5737 anchor for the type-punning blurb. Cross-reference "Structures
5738 unions enumerations and bit-fields implementation". Provide a
5739 cast-through-pointer example. Make final sentence self-contained.
5740 * doc/implement-c.texi (Structures unions enumerations and
5741 bit-fields implementation): Cross-reference the type-punning blurb
5742 in the -fstrict-aliasing documentation.
5744 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5747 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
5748 the memory instead of the memory itself for the save area.
5750 2008-06-24 Olivier Hainque <hainque@adacore.com>
5751 Nicolas Roche <roche@adacore.com>
5753 * gengtype.c (srcdir_len): size_t instead of int.
5754 (get_file_realbasename): New function. For F a filename, the real
5755 basename of F, with all the path components stripped.
5756 (get_file_srcdir_relative_path): New function. For F a filename, the
5757 relative path to F from $(srcdir).
5758 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
5759 get_file_realbasename. Adjust the head comment.
5760 (get_prefix_langdir_index): New function. For F a filename, return the
5761 lang_dir_names[] relative index of the language directory that is
5763 (get_file_langdir): For F a filename, return the name of the language
5764 directory where F is located.
5765 (get_file_gtfilename): New function. The gt- output file name for an
5767 (get_output_file_with_visibility): Replace in-line computations with
5768 uses of get_file_gtfilename and get_prefix_langdir_index.
5769 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
5771 2008-06-24 Jakub Jelinek <jakub@redhat.com>
5773 PR tree-optimization/36504
5774 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
5775 references without base address.
5777 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5780 * calls.c (expand_call): Increase alignment for recursive functions.
5782 2008-06-23 Anatoly Sokolov <aesok@post.ru>
5784 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
5785 (TARGET_FUNCTION_VALUE): New define.
5786 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
5787 * config/avr/avr.h (FUNCTION_VALUE): Remove.
5789 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5791 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
5792 (fmod<mode>3): Ditto.
5793 (remainderxf3): Ditto.
5794 (remainder<mode>3): Ditto.
5796 2008-06-23 Jakub Jelinek <jakub@redhat.com>
5799 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
5800 REG is a hard register.
5802 PR tree-optimization/36508
5803 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
5804 499, don't check it at all in release compilers.
5806 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5808 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
5809 together with SSE_TARGET_MATH to disable insn pattern.
5810 (*fop_<MODEF:mode>_2_i387): Ditto.
5811 (*fop_<MODEF:mode>_3_i387): Ditto.
5813 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
5815 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
5817 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5820 * gimplify.c (gimplify_asm_expr): Check the return code of
5821 parse_output_constraint call, set function return and is_inout
5824 2008-06-22 Ian Lance Taylor <iant@google.com>
5826 * c-lex.c (narrowest_unsigned_type): Change itk to int.
5827 (narrowest_signed_type): Likewise.
5828 * c-typeck.c (c_common_type): Change local variable mclass to enum
5830 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
5831 tcc_comparison, not the tree code itself.
5832 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
5833 (c_expand_expr): Cast modifier to enum expand_modifier.
5834 * c-common.h (C_RID_CODE): Add casts.
5835 (C_SET_RID_CODE): Define.
5836 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
5837 (c_lex_one_token): Add cast to avoid warning.
5838 (c_parser_objc_type_name): Rename local typename to type_name.
5839 (check_no_duplicate_clause): Change code parameter to enum
5841 (c_parser_omp_var_list_parens): Change kind parameter to enum
5843 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
5844 c_parser_omp_list_var_parens.
5845 (c_parser_omp_threadprivate): Likewise.
5846 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
5847 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
5848 * c-format.c (NO_FMT): Define.
5849 (printf_length_specs): Use NO_FMT.
5850 (asm_fprintf_length_specs): Likewise.
5851 (gcc_diag_length_specs): Likewise.
5852 (scanf_length_specs): Likewise.
5853 (strfmon_length_specs): Likewise.
5854 (gcc_gfc_length_specs): Likewise.
5855 (printf_flag_specs): Change 0 to STD_C89.
5856 (asm_fprintf_flag_specs): Likewise.
5857 (gcc_diag_flag_specs): Likewise.
5858 (gcc_cxxdiag_flag_specs): Likewise.
5859 (scanf_flag_specs): Likewise.
5860 (strftime_flag_specs): Likewise.
5861 (strfmon_flag_specs): Likewise.
5862 (print_char_table): Likewise.
5863 (asm_fprintf_char_table): Likewise.
5864 (gcc_diag_char_table): Likewise.
5865 (gcc_tdiag_char_table): Likewise.
5866 (gcc_cdiag_char_table): Likewise.
5867 (gcc_cxxdiag_char_table): Likewise.
5868 (gcc_gfc_char_table): Likewise.
5869 (scan_char_table): Likewise.
5870 (time_char_table): Likewis.
5871 (monetary_char_table): Likewise.
5872 * c-format.h (BADLEN): Likewise.
5874 2008-06-21 Ian Lance Taylor <iant@google.com>
5876 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
5877 Define END_OF_BASE_TREE_CODES around inclusion.
5878 * tree.c (tree_code_type): New global array.
5879 (tree_code_length, tree_code_name): Likewise.
5880 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
5882 (all-tree.def, s-alltree): New targets.
5883 (gencheck.h, s-gencheck): Remove.
5884 (tree.o): Depend upon all-tree.def.
5885 (build/gencheck.o): Remove gencheck.h dependency.
5886 (mostlyclean): Don't remove gencheck.h.
5887 * c-common.h (enum c_tree_code): Remove.
5888 * c-lang.c (tree_code_type): Remove.
5889 (tree_code_length, tree_code_name): Remove.
5890 * gencheck.c (tree_codes): Include all-tree.def, rather than
5891 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
5893 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
5895 * cp/cp-tree.h (enum cplus_tree_code): Remove.
5896 (operator_name_info): Size to MAX_TREE_CODES.
5897 (assignment_operator_name_info): Likewise.
5898 * cp/cp-lang.c (tree_code_type): Remove.
5899 (tree_code_length, tree_code_name): Remove.
5900 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
5901 (assignment_operator_name_info): Likewise.
5902 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
5904 * cp/mangle.c (write_expression): Likewise.
5905 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
5906 * fortran/f95-lang.c (tree_code_type): Remove.
5907 (tree_code_length, tree_code_name): Remove.
5908 * java/java-tree.h (enum java_tree_code): Remove.
5909 * java/lang.c (tree_code_type): Remove.
5910 (tree_code_length, tree_code_name): Remove.
5911 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
5912 * objc/objc-act.h (enum objc_tree_code): Remove.
5913 * objc/objc-lang.c (tree_code_type): Remove.
5914 (tree_code_length, tree_code_name): Remove.
5915 * objcp/objcp-lang.c (tree_code_type): Remove.
5916 (tree_code_length, tree_code_name): Remove.
5917 * ada/ada-tree.h (enum gnat_tree_code): Remove.
5918 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
5919 * ada/misc.c (tree_code_type): Remove.
5920 (tree_code_length, tree_code_name): Remove.
5922 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
5924 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
5925 the grand_bitmap_obstack.
5927 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5929 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
5930 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
5931 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
5932 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
5933 move_stmt_r, new_label_mapper): Likewise.
5934 * tree-complex.c (cvc_lookup): Likewise.
5935 * tree-dfa.c (create_function_ann): Likewise.
5936 * tree-dump.c (dump_register): Likewise.
5937 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
5938 find_phi_replacement_condition): Likewise.
5939 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
5940 tree_function_versioning): Likewise.
5941 * tree-into-ssa.c (cmp_dfsnum): Likewise.
5942 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
5943 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
5944 get_nonlocal_debug_decl, convert_nonlocal_reference,
5945 convert_nonlocal_omp_clauses, get_local_debug_decl,
5946 convert_local_reference, convert_local_omp_clauses,
5947 convert_nl_goto_reference, convert_nl_goto_receiver,
5948 convert_tramp_reference, convert_call_expr): Likewise.
5949 * tree-outof-ssa.c (contains_tree_r): Likewise.
5950 * tree-parloops.c (reduction_phi, initialize_reductions,
5951 eliminate_local_variables_1, add_field_for_reduction,
5952 add_field_for_name, create_phi_for_local_result,
5953 create_call_for_reduction_1, create_loads_for_reductions,
5954 create_stores_for_reduction, create_loads_and_stores_for_name):
5956 * tree-phinodes.c (allocate_phi_node): Likewise.
5957 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
5958 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
5959 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
5960 * tree-ssa-coalesce.c (compare_pairs): Likewise.
5961 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
5962 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
5963 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
5964 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
5965 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
5966 vn_nary_op_insert): Likewise.
5967 * tree-ssa.c (redirect_edge_var_map_add,
5968 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
5969 * tree-vectorizer.c (vectorize_loops): Likewise.
5970 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
5971 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
5972 tree_cons_stat, build1_stat, build_variant_type_copy,
5973 decl_init_priority_lookup, decl_fini_priority_lookup,
5974 decl_priority_info, decl_restrict_base_lookup,
5975 decl_restrict_base_insert, decl_debug_expr_lookup,
5976 decl_debug_expr_insert, decl_value_expr_lookup,
5977 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
5978 type_hash_add, get_file_function_name, tree_check_failed,
5979 tree_not_check_failed, tree_range_check_failed,
5980 omp_clause_range_check_failed, build_omp_clause,
5981 build_vl_exp_stat): Likewise.
5982 * value-prof.c (gimple_histogram_value,
5983 gimple_duplicate_stmt_histograms): Likewise.
5984 * var-tracking.c (attrs_list_insert, attrs_list_copy,
5985 unshare_variable, variable_union_info_cmp_pos, variable_union,
5986 dataflow_set_different_1, dataflow_set_different_2,
5987 vt_find_locations, variable_was_changed, set_variable_part,
5988 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
5989 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
5990 section_entry_hash, object_block_entry_eq,
5991 object_block_entry_hash, create_block_symbol,
5992 initialize_cold_section_name, default_function_rodata_section,
5993 strip_reg_name, set_user_assembler_name, const_desc_eq,
5994 build_constant_desc, output_constant_def, lookup_constant_def,
5995 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
5996 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
5997 default_internal_label): Likewise.
5998 * varray.c (varray_init, varray_grow): Likewise.
5999 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
6001 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
6003 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
6004 operators for "test" insn. Macroize insn using SWI mode macro.
6005 (*jcc_fused_2): Ditto.
6006 (*jcc_fused_3): Macroize insn using SWI mode macro.
6007 (*jcc_fused_4): Ditto.
6009 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
6011 * tree-ssa-pre.c: Fix typo in comment.
6012 (init_antic, fini_antic): Add explicit funtions for
6013 initializing and deinitializing ANTIC and AVAIL sets.
6014 (create_expression_by_pieces): Fix typo in comment.
6015 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
6016 (execute_pre): Eventually dump details about ANTIC_IN.
6018 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6020 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
6021 * gcc.c (translate_options, init_spec, store_arg, read_specs,
6022 add_to_obstack, file_at_path, find_a_file, execute,
6023 add_preprocessor_option, add_assembler_option, add_linker_option,
6024 process_command, insert_wrapper, do_option_spec, do_self_spec,
6025 spec_path, do_spec_1, is_directory, main, used_arg,
6026 getenv_spec_function): Likewise.
6027 * tlink.c (symbol_hash_lookup, file_hash_lookup,
6028 demangled_hash_lookup, symbol_push, file_push, frob_extension):
6031 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6033 * doc/rtl.texi: Updated subreg section.
6035 2008-06-19 Jakub Jelinek <jakub@redhat.com>
6038 * cgraphunit.c (cgraph_process_new_functions): Don't clear
6039 node->needed and node->reachable.
6040 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
6041 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
6042 (expand_task_call): Don't call expand_task_copyfn.
6043 (expand_task_copyfn): Renamed to...
6044 (finalize_task_copyfn): ... this.
6046 2008-06-19 Jan Hubicka <jh@suse.cz>
6048 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
6049 clobbering framepointer.
6051 2008-06-19 Jan Hubicka <jh@suse.cz>
6053 * tree-optimize.c (execute_early_local_optimizations): Set
6054 cgraph_state only at first invocation.
6056 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6058 * system.h (-Wc++-compat): Activate as a warning, no an error.
6060 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
6062 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
6063 instead of "#" in insn asm template.
6064 (*jcc_fused_2): Ditto.
6066 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
6068 * config/i386/i386.h (ix86_tune_indices)
6069 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
6070 (TARGET_FUSE_CMP_AND_BRANCH): New define.
6071 * config/i386/i386.md (*jcc_fused_1): New insn pattern
6072 (*jcc_fused_2): Ditto.
6073 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
6074 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
6075 (print operand): Handle 'E' and 'e' code.
6077 2008-06-19 Anatoly Sokolov <aesok@post.ru>
6079 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
6080 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6081 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6083 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
6085 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
6087 (cgraph_expand_function): Use local copy of decl.
6088 (cgraph_expand_all_functions): Remove redundant initialization of
6090 (cgraph_optimize): Reword internal_error message.
6092 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
6094 * arm-protos.h (arm_return_in_memory): Remove public
6095 arm_return_in_memory() prototype.
6096 * arm.c (arm_return_in_memory): Add static prototype, add target
6097 hook macro, change definition and comments.
6098 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
6100 2008-06-19 Ben Elliston <bje@au.ibm.com>
6102 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
6103 real.c: Remove references to IEEE 754R.
6104 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
6105 * doc/libgcc.texi (Decimal float library routines): Likewise.
6107 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6109 * targhooks.h (struct gcc_target): New member unwind_word_mode.
6110 (default_unwind_word_mode): Add prototype.
6111 * targhooks.c (default_unwind_word_mode): New function.
6112 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
6113 instead of word_mode.
6114 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
6115 (TARGET_INITIALIZER): Use it.
6117 * c-common.c (handle_mode_attribute): Support "unwind_word"
6119 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
6121 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
6122 word_mode to access SjLj_Function_Context member "data".
6123 (sjlj_emit_dispatch_table): Likewise. Also, perform type
6124 conversion from targetm.eh_return_filter_mode () to
6125 targetm.unwind_word_mode () if they differ.
6127 * builtin-types.def (BT_UNWINDWORD): New primitive type.
6128 (BT_FN_UNWINDWORD_PTR): New function type.
6129 (BT_FN_WORD_PTR): Remove.
6130 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
6131 * except.c (expand_builtin_extend_pointer): Convert pointer to
6132 targetm.unwind_word_mode () instead of word_mode.
6134 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
6135 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
6136 (spu_unwind_word_mode): New function.
6137 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
6138 (TARGET_UNWIND_WORD_MODE): Define.
6139 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
6141 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6143 * config/spu/spu.c (reg_align): Remove.
6144 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
6145 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
6146 (spu_split_store): Likewise.
6148 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
6150 * gcc/tree-vn.c: Fix typo in comment.
6152 2008-06-18 Jan Hubicka <jh@suse.cz>
6154 * cgraphunit.c (cgraph_optimize): Output debug info when doing
6155 toplevel reorder too.
6157 2008-06-18 Jan Hubicka <jh@suse.cz>
6159 * c-opts.c (c_common_post_options): PCH is not compatible with
6161 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
6162 -fno-toplevel-reorder by default now.
6164 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6166 PR documentation/30739
6167 * doc/install.texi (Prerequisites): Document dependency on awk.
6169 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
6170 Ian Lance Taylor <iant@google.com>
6172 PR rtl-optimization/35604
6173 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
6174 only want to change jump destinations, not eventual label comparisons.
6176 2008-06-16 Jan Hubicka <jh@suse.cz>
6178 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
6180 (cgraph_analyze_function): Likewise.
6182 2008-06-16 Jan Hubicka <jh@suse.cz>
6184 * cgraph.h (cgraph_mark_if_needed): New function.
6185 * cgraphunit.c (cgraph_mark_if_needed): New function.
6186 * c-decl.c (duplicate_decl): Use it.
6188 2008-06-16 Jan Hubicka <jh@suse.cz>
6190 * cgraph.c (cgraph_add_new_function): When in expansion state, do
6193 2008-06-16 Jan Hubicka <jh@suse.cz>
6195 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
6197 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
6198 Kazu Hirata <kazu@codesourcery.com>
6199 Maxim Kuvyrkov <maxim@codesourcery.com
6201 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
6202 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
6203 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
6204 EXTRA_SPEC_FUNCTIONS.
6205 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
6206 (DRIVER_SELF_SPECS): Adjust.
6207 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
6208 * config/mips/st.h, config/mips/t-st: New.
6209 * config/mips/driver-native.c, config/mips/x-native: New.
6210 * doc/invoke.texi (MIPS): Document 'native' value for -march and
6213 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6215 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
6217 (ISA_HAS_FP_CONDMOVE): New macro.
6218 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
6219 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
6220 (ISA_HAS_NMADD3_NMSUB3): New macro.
6221 * config/mips/mips.c (mips_rtx_costs): Update.
6222 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
6223 compiling for ST Loongson 2E/2F.
6224 (madd<mode>): Rename to madd4<mode>. Update.
6225 (madd3<mode>): New pattern.
6226 (msub<mode>): Rename to msub4<mode>. Update.
6227 (msub3<mode>): New pattern.
6228 (nmadd<mode>): Rename to nmadd4<mode>. Update.
6229 (nmadd3<mode>): New pattern.
6230 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
6231 (nmadd3<mode>_fastmath): New pattern.
6232 (nmsub<mode>): Rename to nmsub4<mode>. Update.
6233 (nmsub3<mode>): New pattern.
6234 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
6235 (nmsub3<mode>_fastmath): New pattern.
6236 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
6238 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
6240 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
6241 (DF_REF_INSN_INFO): New.
6242 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
6243 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
6244 with a NULL DF_REF_INSN_INFO.
6245 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
6247 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
6248 DF_INSN_INFO_EQ_USES): New.
6249 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
6250 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
6251 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
6252 * df-core.c: Update comment for above changes.
6253 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
6254 DF_INSN_UID_* macros.
6255 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
6256 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
6257 insn rtx. Update all callers.
6258 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
6259 df_ref_create_structure, df_insn_refs_collect): Likewise.
6260 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
6261 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
6262 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
6263 macros to access the insn refs.
6264 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
6265 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
6266 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
6267 for accessing the refs.
6268 (try_fwprop_subst): Likewise.
6269 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
6270 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
6271 for accessing the refs.
6272 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
6273 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
6274 to look at the insn refs.
6275 (record_uses): Likewise.
6276 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
6278 (mark_artificial_uses): Don't mark_insn for artificial refs.
6279 (mark_reg_rependencies): Likewise.
6281 * doc/rtl.texi: Remove documentation of ADDRESSOF.
6283 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6285 * configure: Regenerate.
6287 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6289 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
6290 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6291 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6293 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6295 * config/avr/avr.c (avr_mcu_t): Add attiny167.
6296 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6297 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6299 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6301 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
6302 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6303 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6305 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6307 * tree-ssa-sccvn.c: Fix format of comments.
6309 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6311 * cgraph.c: Remove unneeded forward declarations of eq_node()
6314 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
6316 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
6318 (see_update_relevancy): Likewise.
6319 * fwprop.c (try_fwprop_subst): Likewise.
6320 * rtlanal.c (noop_move_p): Likewise.
6321 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
6322 notes to non-existing libcall blocks.
6323 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
6325 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
6326 (dead_libcall_p): Remove.
6327 (delete_trivially_dead_insns): Don't use it.
6328 * web.c (union_defs): Remove comment about keeping nops.
6329 * gcse.c (hash_scan_insn): Don't take libcall pointers.
6330 (compute_hash_table_work): Don't track libcall notes.
6331 (do_local_cprop): Don't take libcall pointers. Don't update
6333 (adjust_libcall_notes): Deleted.
6334 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
6335 ever have existed in the first place).
6336 (replace_store_insn): Don't try to remove libcall notes.
6337 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
6338 (resolve_reg_notes): Don't call them.
6339 (resolve_simple_move): Likewise.
6340 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
6341 Don't remove REG_RETVAL notes.
6342 * emit-rtl.c (try_split): Don't update libcall notes.
6343 (emit_copy_of_insn_after): Dito.
6344 * cselib.c (cselib_current_insn_in_libcall): Remove.
6345 (cselib_process_insn): Don't set/clear it.
6346 (new_elt_loc_list): Don't record it.
6347 (cselib_init): Don't initialize it.
6348 * cselib.c (struct elt_loc_list): Remove in_libcall field.
6349 * loop-invariant.c (find_invariant_insn): Don't look for libcall
6351 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
6352 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
6353 (init_deps): Don't initialize it.
6354 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
6355 * combine.c (delete_noop_moves): Don't update libcall notes.
6356 (can_combine_p): Remove now pointless #if 0 block.
6357 (try_combine): Remove another obsolete #if 0 block.
6358 (distribute_notes): Don't distribute libcall notes.
6359 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
6360 * dce.c (libcall_dead_p): Remove.
6361 (delete_unmarked_insns): Don't handle libcall blocks.
6362 (preserve_libcall_for_dce): Remove.
6363 (prescan_insns_for_dce): Don't special-case libcall block insns.
6364 * reload1 (reload): Don't handle libcall notes.
6365 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
6368 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
6370 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
6371 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6372 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6374 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
6376 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
6377 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6378 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6380 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6382 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
6384 2008-06-16 Ira Rosen <irar@il.ibm.com>
6386 PR tree-optimization/36493
6387 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
6388 the arguments list. Use VECTYPE to create vector pointer.
6389 (vectorizable_store): Fail if accesses through a pointer to vectype
6390 do not alias the original memory reference operands.
6391 Call vect_create_data_ref_ptr without the removed argument.
6392 (vectorizable_load): Likewise.
6393 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
6396 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
6399 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
6402 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6404 * config/mips/loongson2ef.md: New file.
6405 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
6406 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
6407 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
6408 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
6409 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
6411 (loongson2ef.md): New include.
6412 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
6413 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
6414 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
6415 (loongson_gt_<mode>, loongson_extract_halfword)
6416 (loongson_insert_halfword_0, loongson_insert_halfword_2)
6417 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
6418 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
6419 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
6420 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
6421 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
6422 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
6423 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
6424 (vec_interleave_low<mode>): Define type attribute.
6425 * config/mips/mips.c (mips_ls2): New static variable.
6426 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
6427 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
6428 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
6429 Implement target scheduling hooks.
6430 (mips_multipass_dfa_lookahead): Update to handle tuning for
6432 (mips_sched_init): Initialize data for Loongson scheduling.
6433 (mips_ls2_variable_issue): New static function.
6434 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
6436 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
6437 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
6438 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
6439 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
6440 Handle ST Loongson 2E/2F cores.
6441 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
6443 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6445 * omp-low.c (extract_omp_for_data): Fix comment typo.
6448 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6450 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
6451 FIXME note about gcc/config.guess.
6452 * doc/options.texi (Option file format): Remove non-ASCII bytes.
6453 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
6454 * doc/cppopts.texi: Likewise.
6455 * doc/extend.texi: Likewise.
6456 * doc/gcc.texi: Likewise.
6457 * doc/gccint.texi: Likewise.
6458 * doc/gcov.texi: Likewise.
6459 * doc/gty.texi: Likewise.
6460 * doc/hostconfig.texi: Likewise.
6461 * doc/install.texi: Likewise.
6462 * doc/invoke.texi: Likewise.
6463 * doc/loop.texi: Likewise.
6464 * doc/makefile.texi: Likewise.
6465 * doc/md.texi: Likewise.
6466 * doc/passes.texi: Likewise.
6467 * doc/tm.texi: Likewise.
6468 * doc/tree-ssa.texi: Likewise.
6469 * doc/trouble.texi: Likewise.
6471 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
6472 Nathan Sidwell <nathan@codesourcery.com>
6473 Maxim Kuvyrkov <maxim@codesourcery.com>
6474 Richard Sandiford <rdsandiford@googlemail.com>
6476 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
6477 * config/mips/mips-protos.h (mips_expand_vector_init): New.
6478 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
6480 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
6481 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
6482 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
6484 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
6485 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
6486 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
6487 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
6488 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
6489 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
6490 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
6491 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
6492 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
6493 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
6494 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
6495 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
6496 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
6497 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
6498 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
6499 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
6500 (mips_builtins): Add Loongson builtins.
6501 (mips_loongson_2ef_bdesc): New.
6502 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
6503 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
6504 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
6505 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
6507 (mips_expand_vector_init): New.
6508 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
6509 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
6511 * config/mips/mips.md: Add unspec numbers for Loongson
6512 builtins. Include loongson.md.
6513 (MOVE64): Include Loongson vector modes.
6514 (SPLITF): Include Loongson vector modes.
6515 (HALFMODE): Handle Loongson vector modes.
6516 * config/mips/loongson.md: New.
6517 * config/mips/loongson.h: New.
6518 * config.gcc: Add loongson.h header for mips*-*-* targets.
6519 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
6521 2008-06-14 Joseph Myers <joseph@codesourcery.com>
6523 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
6524 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
6525 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
6526 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
6527 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
6528 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
6529 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
6530 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
6531 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
6532 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
6533 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
6534 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
6535 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
6536 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
6537 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
6538 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
6539 Remove use_fixproto=yes.
6540 (ia64*-*-hpux*): Remove comment about using fixproto.
6541 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
6543 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6545 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
6547 * configure: Regenerate.
6549 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
6552 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
6553 before evaluating it.
6555 2008-06-13 Jakub Jelinek <jakub@redhat.com>
6558 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
6559 nested inline functions.
6560 (start_decl, start_function): Don't invert DECL_EXTERNAL
6561 for nested inline functions.
6563 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6565 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
6566 splits that must be made for correctness.
6568 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6570 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
6571 (AVAIL_NON_MIPS16): Likewise.
6572 (mips_builtin_description): Replace target_flags with a predicate.
6573 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
6574 (dspr2_32): New availability predicates.
6575 (MIPS_BUILTIN): New macro.
6576 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
6577 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
6578 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
6579 Replace the TARGET_FLAGS parameters with AVAIL parameters.
6580 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
6581 (mips_dsp_32only_bdesc): Merge into...
6582 (mips_builtins): ...this new array.
6583 (mips_bdesc_map, mips_bdesc_arrays): Delete.
6584 (mips_init_builtins): Update after above changes.
6585 (mips_expand_builtin_1): Merge into...
6586 (mips_expand_builtin): ...here and update after above changes.
6588 2008-06-12 Paul Brook <paul@codesourcery.com>
6590 * longlong.h (__arm__): Define count_leading_zeros.
6591 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
6592 (clzsi2, clzdi2): New functions.
6593 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
6594 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
6595 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
6596 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
6597 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
6598 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
6599 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
6600 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6601 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
6602 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
6604 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
6606 * config/m68k/m68k.c (m68k_tune_flags): New.
6607 (override_options): Compute m68k_tune_flags.
6608 (MULL_COST, MULW_COST): Update for various variants of CFV2.
6609 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
6611 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6614 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
6616 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6618 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
6619 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
6621 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6623 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
6624 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
6626 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6629 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
6632 2008-06-12 Richard Guenther <rguenther@suse.de>
6634 PR tree-optimization/36345
6635 * tree-flow.h (struct ptr_info_def): Align escape_mask,
6636 add memory_tag_needed flag.
6637 (may_alias_p): Declare.
6638 * tree-ssa-alias.c (may_alias_p): Export.
6639 (set_initial_properties): Use memory_tag_needed flag.
6640 (update_reference_counts): Likewise.
6641 (reset_alias_info): Reset memory_tag_needed flag.
6642 (create_name_tags): Check memory_tag_needed flag.
6643 (dump_points_to_info_for): Dump it.
6644 * tree-ssa-structalias.c (struct variable_info): Remove
6645 directly_dereferenced flag.
6646 (new_var_info): Do not initialize it.
6647 (process_constraint_1): Do not set it.
6648 (update_alias_info): Set is_dereferenced flag.
6649 (set_uids_in_ptset): Use may_alias_p.
6650 (set_used_smts): Check memory_tag_needed flag.
6651 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
6652 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
6653 memory_tag_needed flag.
6654 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
6657 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
6659 * config/i386/i386.c (ix86_compute_frame_layout): Disable
6660 red zone for w64 abi.
6661 (ix86_expand_prologue): Likewise.
6662 (ix86_force_to_memory): Likewise.
6663 (ix86_free_from_memory): Likewise.
6665 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
6668 * config/rs6000/rs6000.c (rs6000_override_options): Set
6669 rs6000_isel conditionally to the absence of comand line override.
6670 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6671 Remove duplicate rs6000_isel setting.
6672 * config/rs6000/eabispe.h: Ditto.
6674 2008-06-11 Richard Guenther <rguenther@suse.de>
6676 * alias.c (get_alias_set): Use the element alias-set for arrays.
6677 (record_component_aliases): For arrays and vectors do nothing.
6678 * c-common.c (strict_aliasing_warning): Handle the cases
6679 of alias set zero explicitly.
6680 * Makefile.in (dfp.o-warn): Add -Wno-error.
6682 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6684 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
6686 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
6687 tune_32 tune_64 to supported_defaults. Allow values not
6688 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
6689 x86_64. Do not override cpu_32 or cpu_64 values from target name.
6690 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
6691 with_cpu_64 to generic for 64-bit-supporting configurations, not
6692 with_cpu. Remove FIXMEs.
6693 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
6694 --with-arch-64, --with-tune-32, --with-tune-64): Document.
6695 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
6696 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
6697 arch_32 and arch_64.
6699 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
6700 Olivier Hainque <hainque@adacore.com>
6702 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
6703 Use DECL_SIZE_UNIT to retrieve the size of the field.
6705 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6707 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
6708 with function calls after declarations. Lay out
6709 neon_float_type_node before further use.
6711 2008-06-11 Richard Guenther <rguenther@suse.de>
6713 * tree-flow.h (may_point_to_global_var): Declare.
6714 * tree-ssa-alias.c (may_point_to_global_var): New function.
6715 * tree-ssa-sink.c (is_hidden_global_store): Use it.
6717 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
6719 * configure.ac: Teach that fido supports .debug_line.
6720 * configure: Regenerate.
6722 2008-06-10 Tom Tromey <tromey@redhat.com>
6724 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
6727 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6729 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
6730 (encode_decimal64, decode_decimal64, encode_decimal128,
6731 decode_decimal128): Reverse order of 32-bit parts of value if host
6732 and target endianness differ.
6734 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
6736 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
6737 Avoid division by 0.
6738 (tree_mod_pow2_value_transform): Likewise.
6739 (tree_ic_transform): Likewise.
6740 (tree_stringops_transform): Likewise.
6741 (tree_mod_subtract_transform): Likewise.
6742 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
6743 (copy_edges_for_bb): Likewise.
6744 (initialize_cfun): Likewise.
6746 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
6748 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
6749 nonmemory_operand. Add "N" operand constraint.
6751 (*jcc_btdi_mask_rex64): New instruction and split pattern.
6752 (*jcc_btsi_mask): Ditto.
6753 (*jcc_btsi_mask_1): Ditto.
6755 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6757 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
6758 TYPE_CANONICAL for copied element type.
6760 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
6763 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
6764 Add m_CORE2 and m_GENERIC.
6765 * config/i386/predicates.md (bt_comparison_operator): New predicate.
6766 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
6768 (*jcc_btdi_rex64): New instruction and split pattern.
6770 (*jcc_btsi_1): Ditto.
6771 (*btsq): Fix Intel asm dialect operand order.
6775 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
6778 * simplify-rtx.c (simplify_subreg): Add check for shift count
6781 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
6783 * doc/md.texi: Synchronize with later constraints.md change.
6784 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
6785 with a C implementation.
6786 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
6788 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
6789 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
6790 when moving to and from MD_REGNUM.
6791 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
6792 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
6793 Handle byte and halfword moves.
6794 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
6796 * config/mips/constraints.md (h): Turn into NO_REGS.
6797 (l, x): Update documentation.
6798 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
6799 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
6800 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
6801 (HILO): New mode iterator.
6803 (any_div): New code iterator.
6804 (u): Extend code attribute to div and udiv.
6805 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
6806 d_operand in the splitters. Remove redundant CONST_INT checks.
6807 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
6808 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
6809 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
6810 accordingly, using normal moves instead of unspecs to move LO into
6811 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
6812 (<u>mulsidi3): Handle expansion in C code.
6813 (<u>mulsidi3_32bit_internal): Rename to...
6814 (<u>mulsidi3_32bit): ...this.
6815 (<u>mulsidi3_32bit_r4000): Fix insn separator.
6816 (*<u>mulsidi3_64bit): Rename to...
6817 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
6818 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
6819 to set LO and HI to the multiplication result. Use a normal move
6820 for MFLO and an unspec for MFHI.
6821 (*<u>mulsidi3_64bit_parts): Replace with...
6822 (<u>mulsidi3_64bit_hilo): ...this new instruction.
6823 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
6824 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
6825 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
6826 instead of HI. Split the instruction into a separate multiplication
6827 and MFHI if !TARGET_FIX_R4000.
6828 (<su>muldi3_highpart): Likewise.
6829 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
6830 and the "=h" clobber.
6831 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
6832 (<u>mulditi3): New expander.
6833 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
6834 (madsi): Remove "=h" clobber.
6835 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
6836 Force the modulus result to be a GPR and split the instruction into
6837 a division followed by an MFHI after reload.
6838 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
6839 (*lea_high64): Use d_operand in the define_peephole2. Likewise
6840 the MIPS16 HIGH define_split.
6841 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
6842 of acc<->gpr moves to "multi".
6843 (*movdi_64bit): Replace the single "x" alternative with
6844 alternatives for moving into and out of "a".
6845 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
6846 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
6847 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
6848 Use d_operand in the splitters. Remove redundant CONST_INT checks.
6849 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
6850 (movti): New expander.
6851 (*movti, *movti_mips16): New insns.
6852 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
6853 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
6854 (mthi<GPR:mode>_<HILO:mode>): Likewise.
6855 * config/mips/predicates.md (fpr_operand): Delete.
6856 (d_operand): New predicate.
6858 2008-06-09 Michael Meissner <michael.meissner@amd.com>
6860 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
6861 failure on some Bourne shells.
6862 (x86_64-*-*): Ditto.
6864 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
6866 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
6868 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
6870 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
6871 (sparc-sun-solaris2*): Likewise.
6873 2008-06-09 Arnaud Charlet <charlet@adacore.com
6875 * doc/install.texi: Update requirements to build the Ada compiler.
6877 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
6879 * df-scan.c (struct df_scan_problem_data): Remove the
6880 mw_link_pool alloc pool.
6881 (df_scan_free_internal): Don't free it.
6882 (df_scan_alloc): Don't allocate it.
6883 * df.h (struct df_link): Update comment.
6885 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
6887 * except.h: Correct checks for when SJLJ exceptions must be used.
6889 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6891 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
6894 2008-06-08 Joseph Myers <joseph@codesourcery.com>
6896 PR tree-optimization/36218
6897 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
6898 configure for the build system.
6899 (BUILD_LDFLAGS): Define.
6900 * configure: Regenerate.
6901 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
6903 2008-07-08 Anatoly Sokolov <aesok@post.ru>
6906 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
6907 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
6908 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
6910 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
6912 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
6914 2008-06-07 Joseph Myers <joseph@codesourcery.com>
6916 * config.gcc (Obsolete configurations): Remove list of
6918 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
6919 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
6920 targets matched by those patterns.
6921 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
6922 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
6923 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
6924 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
6925 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6926 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
6927 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
6928 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
6929 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
6930 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
6931 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
6932 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
6933 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
6934 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
6935 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
6936 Make code for Solaris 7 and greater unconditional for Solaris.
6937 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
6938 Remove --with-* handling.
6939 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
6940 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
6941 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
6942 LINK_OS_WINDISS_SPEC): Remove.
6943 * config/rs6000/sysv4.opt (mwindiss): Remove.
6944 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
6945 * configure: Regenerate.
6946 * doc/cpp.texi: Don't mention BeOS.
6947 * doc/extend.texi (interrupt): Don't mention MS1.
6948 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
6949 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
6950 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
6951 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
6952 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
6954 * doc/invoke.texi (MT Options): Remove.
6955 (-mwindiss): Remove.
6956 (CRIS Options): Remove cris-axis-aout references.
6957 (HPPA Options): Don't mention hppa1.1-*-pro.
6958 * doc/md.texi: (MorphoTech family): Remove.
6959 * libgcc2.c: Don't handle UWIN.
6960 * config/alpha/t-unicosmk: Remove.
6961 * config/alpha/unicosmk.h: Remove.
6962 * config/arm/kaos-arm.h: Remove.
6963 * config/arm/kaos-strongarm.h: Remove.
6964 * config/arm/strongarm-coff.h: Remove.
6965 * config/arm/strongarm-elf.h: Remove.
6966 * config/arm/strongarm-pe.h: Remove.
6967 * config/arm/t-strongarm-pe: Remove.
6968 * config/arm/t-xscale-coff: Remove.
6969 * config/arm/t-xscale-elf: Remove.
6970 * config/arm/xscale-coff.h: Remove.
6971 * config/arm/xscale-elf.h: Remove.
6972 * config/chorus.h: Remove.
6973 * config/cris/aout.h: Remove.
6974 * config/cris/aout.opt: Remove.
6975 * config/cris/t-aout: Remove.
6976 * config/i386/beos-elf.h: Remove.
6977 * config/i386/kaos-i386.h: Remove.
6978 * config/i386/ptx4-i.h: Remove.
6979 * config/i386/sco5.h: Remove.
6980 * config/i386/sco5.opt: Remove.
6981 * config/i386/sysv4-cpp.h: Remove.
6982 * config/i386/sysv5.h: Remove.
6983 * config/i386/t-beos: Remove.
6984 * config/i386/t-sco5: Remove.
6985 * config/i386/t-uwin: Remove.
6986 * config/i386/uwin.asm: Remove.
6987 * config/i386/uwin.h: Remove.
6988 * config/kaos.h: Remove.
6989 * config/mips/windiss.h: Remove.
6990 * config/mt: Remove directory.
6991 * config/pa/pa-osf.h: Remove.
6992 * config/pa/pa-pro-end.h: Remove.
6993 * config/pa/t-pro: Remove.
6994 * config/ptx4.h: Remove.
6995 * config/rs6000/beos.h: Remove.
6996 * config/rs6000/kaos-ppc.h: Remove.
6997 * config/rs6000/t-beos: Remove.
6998 * config/rs6000/windiss.h: Remove.
6999 * config/sh/kaos-sh.h: Remove.
7000 * config/sol2-6.h: Remove.
7001 * config/sparc/sol26-sld.h: Remove.
7002 * config/sparc/sysv4-only.h: Remove.
7003 * config/vax/bsd.h: Remove.
7004 * config/vax/t-memfuncs: Remove.
7005 * config/vax/ultrix.h: Remove.
7006 * config/vax/vaxv.h: Remove.
7007 * config/windiss.h: Remove.
7009 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
7011 PR rtl-optimization/36438
7012 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
7013 for vector shifts with constant scalar shift operands.
7015 2008-06-06 Sandip Matte <sandip@rmicorp.com>
7017 * doc/invoke.texi: Document -march=xlr.
7018 * config/mips/xlr.md: New file.
7019 * config/mips/mips.md: Include it.
7021 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
7022 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
7023 (mips_rtx_cost_data): Likewise.
7025 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
7027 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
7028 PRE_INC and PRE_DEC cases.
7030 2008-06-06 Jakub Jelinek <jakub@redhat.com>
7032 PR rtl-optimization/36419
7033 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
7034 the emitting jump insn.
7037 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
7038 is not bool, boolify the whole *expr_p and convert to the desired type.
7040 2008-06-06 Jakub Jelinek <jakub@redhat.com>
7042 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
7043 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
7044 Add omp_private_outer_ref hook, add another argument to
7045 omp_clause_default_ctor hook.
7046 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
7047 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
7048 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
7049 hook_tree_tree_tree_tree_null.
7050 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
7051 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
7052 * hooks.c (hook_tree_tree_tree_tree_null): New function.
7053 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
7054 * tree.def (OMP_TASK): New tree code.
7055 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
7056 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
7057 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
7058 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
7059 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
7060 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
7061 OMP_CLAUSE_COLLAPSE_EXPR): Define.
7062 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
7063 (OMP_DIRECTIVE_P): Add OMP_TASK.
7064 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
7065 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
7066 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
7067 and OMP_CLAUSE_UNTIED entries.
7068 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
7070 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7071 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
7072 * tree-pretty-print.c (dump_omp_clause): Handle
7073 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
7074 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
7075 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
7076 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
7077 warning about unsigned iterators. Change decl/init/cond/incr
7078 arguments to TREE_VECs, check arguments for all collapsed loops.
7079 (c_finish_omp_taskwait): New function.
7080 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
7082 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
7083 default_function_array_conversion on init. Add par_clauses argument.
7084 If decl is present in parallel's lastprivate clause, change it to
7085 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
7086 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
7087 collapse count in clauses.
7088 (c_parser_omp_for, c_parser_omp_parallel): Adjust
7089 c_parser_omp_for_loop callers.
7090 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
7091 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
7092 (c_parser_omp_clause_name): Handle collapse and untied clauses.
7093 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
7095 (c_parser_omp_clause_schedule): Handle schedule(auto).
7096 Include correct location in the error message.
7097 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
7098 and PRAGMA_OMP_CLAUSE_UNTIED.
7099 (OMP_TASK_CLAUSE_MASK): Define.
7100 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
7101 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
7102 * tree-nested.c (convert_nonlocal_omp_clauses,
7103 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
7104 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
7105 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7106 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
7108 (conver_nonlocal_reference, convert_local_reference,
7109 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
7110 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
7111 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
7112 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
7113 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
7114 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
7115 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
7116 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
7117 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
7119 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
7120 * c-common.h (c_finish_omp_taskwait): New prototype.
7121 * gimple-low.c (lower_stmt): Handle OMP_TASK.
7122 * tree-parloops.c (create_parallel_loop): Create 1 entry
7123 vectors for OMP_FOR_{INIT,COND,INCR}.
7124 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7125 (make_edges): Handle OMP_TASK.
7126 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
7127 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7128 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
7129 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
7130 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
7131 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
7132 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
7133 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
7134 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
7135 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
7136 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
7137 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
7138 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
7139 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
7140 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
7141 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
7142 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
7143 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
7144 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
7145 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
7146 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
7147 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
7148 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
7149 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
7150 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
7151 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
7152 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
7153 original iterator is present in lastprivate clause or if
7154 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
7155 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7156 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
7157 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
7158 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
7159 if it is set, lookup var in outer contexts too. Handle
7160 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
7161 to be implicitly determined firstprivate for task regions.
7162 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
7163 if it is set, lookup var in outer contexts too. Set
7164 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
7165 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
7166 OMP_CLAUSE_UNTIED. Take region_type as last argument
7167 instead of in_parallel and in_combined_parallel.
7168 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
7170 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
7171 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
7172 (new_omp_context): Set default_kind to
7173 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
7174 (omp_region_type): New enum.
7175 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
7176 fields, add region_type.
7177 (new_omp_context): Take region_type as argument instead of is_parallel
7178 and is_combined_parallel.
7179 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
7180 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
7181 ctx->is_combined_parallel checks.
7182 (gimplify_omp_task): New function.
7183 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
7185 * omp-low.c (extract_omp_for_data): Use schedule(static)
7186 for schedule(auto). Handle pointer and unsigned iterators.
7187 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
7188 Add loops argument. Extract data for collapsed OMP_FOR loops.
7189 (expand_parallel_call): Assert sched_kind isn't auto,
7190 map runtime schedule to index 3.
7191 (struct omp_for_data_loop): New type.
7192 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
7193 Add loop, loops, collapse and iter_type fields.
7194 (workshare_safe_to_combine_p): Disallow combined for if
7195 iter_type is unsigned long long. Don't combine collapse > 1 loops
7196 unless all bounds and steps are constant. Adjust extract_omp_for_data
7198 (expand_omp_for_generic): Handle pointer, unsigned and long long
7199 iterators. Handle collapsed OMP_FOR loops. Adjust
7200 for struct omp_for_data changes. If libgomp function doesn't return
7201 boolean_type_node, add comparison of the return value with 0.
7202 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
7203 pointer, unsigned and long long iterators. Adjust for struct
7204 omp_for_data changes.
7205 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
7206 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
7207 unsigned long long. Allocate loops array, pass it to
7208 extract_omp_for_data. For collapse > 1 loops use always
7209 expand_omp_for_generic.
7210 (omp_context): Add sfield_map and srecord_type fields.
7211 (is_task_ctx, lookup_sfield): New functions.
7212 (use_pointer_for_field): Use is_task_ctx helper. Change first
7213 argument's type from const_tree to tree. Clarify comment.
7214 In OMP_TASK disallow copy-in/out sharing.
7215 (build_sender_ref): Call lookup_sfield instead of lookup_field.
7216 (install_var_field): Add mask argument. Populate both record_type
7217 and srecord_type if needed.
7218 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
7220 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
7221 and DECL_FIELD_OFFSET.
7222 (scan_sharing_clauses): Adjust install_var_field callers. For
7223 firstprivate clauses on explicit tasks allocate the var by value in
7224 record_type unconditionally, rather than by reference.
7225 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
7226 Use is_taskreg_ctx instead of is_parallel_ctx.
7227 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7228 (create_omp_child_function_name): Add task_copy argument, use
7229 *_omp_cpyfn* names if it is true.
7230 (create_omp_child_function): Add task_copy argument, if true create
7231 *_omp_cpyfn* helper function.
7232 (scan_omp_parallel): Adjust create_omp_child_function callers.
7233 Rename parallel_nesting_level to taskreg_nesting_level.
7234 (scan_omp_task): New function.
7235 (lower_rec_input_clauses): Don't run constructors for firstprivate
7236 explicit task vars which are initialized by *_omp_cpyfn*.
7237 Pass outer var ref to omp_clause_default_ctor hook if
7238 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
7239 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
7240 OMP_CLAUSE_REDUCTION_INIT.
7241 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
7242 avoid duplicate setting of fields. Handle
7243 OMP_CLAUSE_PRIVATE_OUTER_REF.
7244 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
7245 copy-out if TREE_READONLY, only copy-in.
7246 (expand_task_copyfn): New function.
7247 (expand_task_call): New function.
7248 (struct omp_taskcopy_context): New type.
7249 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
7251 (lower_omp_parallel): Rename to...
7252 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7253 Call create_task_copyfn if srecord_type is needed. Adjust
7255 (task_shared_vars): New variable.
7256 (check_omp_nesting_restrictions): Warn if work-sharing,
7257 barrier, master or ordered region is closely nested inside OMP_TASK.
7258 Add warnings for barrier if closely nested inside of work-sharing,
7259 ordered, or master region.
7260 (scan_omp_1): Call check_omp_nesting_restrictions even for
7261 GOMP_barrier calls. Rename parallel_nesting_level to
7262 taskreg_nesting_level. Handle OMP_TASK.
7263 (lower_lastprivate_clauses): Even if some lastprivate is found on a
7264 work-sharing construct, continue looking for them on parent parallel
7266 (lower_omp_for_lastprivate): Add lastprivate clauses
7267 to the beginning of dlist rather than end. Adjust for struct
7268 omp_for_data changes.
7269 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
7270 not after it. Handle collapsed OMP_FOR loops, adjust for
7271 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
7272 (get_ws_args_for): Adjust extract_omp_for_data caller.
7273 (scan_omp_for): Handle collapsed OMP_FOR
7274 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7275 (lower_omp_single_simple): If libgomp function doesn't return
7276 boolean_type_node, add comparison of the return value with 0.
7277 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
7278 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
7279 (parallel_nesting_level): Rename to...
7280 (taskreg_nesting_level): ... this.
7281 (is_taskreg_ctx): New function.
7282 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
7284 (execute_lower_omp): Rename parallel_nesting_level to
7285 taskreg_nesting_level.
7286 (expand_omp_parallel): Rename to...
7287 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7288 Call omp_task_call for OMP_TASK regions.
7289 (expand_omp): Adjust caller, handle OMP_TASK.
7290 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
7292 * bitmap.c (bitmap_default_obstack_depth): New variable.
7293 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
7294 if argument is NULL and bitmap_default_obstack is already initialized.
7295 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
7297 * matrix-reorg.c (matrix_reorg): Likewise.
7299 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
7301 * config/i386/i386.md (*indirect_jump): Macroize using P
7302 mode iterator. Remove !TARGET_64BIT from insn constraints.
7303 (*tablejump_1): Ditto.
7304 (*indirect_jump_rex64): Remove insn pattern.
7305 (*tablejump_1_rex64): Ditto.
7306 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
7307 and eh_return_si insn patterns.
7309 2008-06-06 Richard Guenther <rguenther@suse.de>
7311 * tree-ssa-structalias.c (merge_smts_into): Remove.
7312 (find_what_p_points_to): Do not bother to compute the
7313 points-to set for pt_anything pointers.
7314 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
7315 for pt_anything pointers is ok.
7317 2008-06-06 Jan Hubicka <jh@suse.cz>
7319 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
7321 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7323 * cgraph.c: Fix typos in comments.
7324 (cgraph_availability_names): Fix string typo.
7325 * fold-const.c: Fix typos in comments.
7326 (fold_binary): Fix typo in warning.
7327 * genautomata.c: Fix typos in comments.
7328 (check_presence_pattern_sets): Fix typo in local variable.
7329 (output_description): Fix typo in output.
7330 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
7331 * hwint.h: Likewise.
7332 * matrix-reorg.c (check_allocation_function): Likewise.
7333 * omega.c (smooth_weird_equations): Likewise.
7334 * auto-inc-dec.c: Fix typos in comments.
7335 * bb-reorder.c: Likewise.
7336 * builtins.c: Likewise.
7337 * c-common.c: Likewise.
7338 * c-cppbuiltin.c: Likewise.
7339 * c-parser.c: Likewise.
7340 * c-pretty-print.c: Likewise.
7341 * cfgcleanup.c: Likewise.
7342 * cfgexpand.c: Likewise.
7343 * cfghooks.c: Likewise.
7344 * cfglayout.c: Likewise.
7345 * cfgloopmanip.c: Likewise.
7346 * cgraphunit.c: Likewise.
7347 * coverage.c: Likewise.
7348 * dbxout.c: Likewise.
7349 * df-byte-scan.c: Likewise.
7350 * df-core.c: Likewise.
7351 * df-problems.c: Likewise.
7352 * df-scan.c: Likewise.
7354 * dominance.c: Likewise.
7355 * domwalk.c: Likewise.
7357 * dwarf2out.c: Likewise.
7358 * emit-rtl.c: Likewise.
7359 * et-forest.c: Likewise.
7360 * function.c: Likewise.
7361 * function.h: Likewise.
7363 * gcov-io.c: Likewise.
7366 * genattrtab.c: Likewise.
7367 * ggc-page.c: Likewise.
7368 * gimplify.c: Likewise.
7369 * gthr-lynx.h: Likewise.
7370 * haifa-sched.c: Likewise.
7371 * ipa-cp.c: Likewise.
7372 * ipa-inline.c: Likewise.
7373 * ipa-prop.h: Likewise.
7374 * ipa-pure-const.c: Likewise.
7375 * ipa-struct-reorg.c: Likewise.
7376 * ipa-struct-reorg.h: Likewise.
7377 * ipa-type-escape.c: Likewise.
7379 * loop-doloop.c: Likewise.
7380 * mips-tfile.c: Likewise.
7381 * mkmap-flat.awk: Likewise.
7382 * mkmap-symver.awk: Likewise.
7383 * modulo-sched.c: Likewise.
7384 * omp-low.c: Likewise.
7385 * optabs.c: Likewise.
7386 * optabs.h: Likewise.
7388 * passes.c: Likewise.
7389 * postreload-gcse.c: Likewise.
7390 * postreload.c: Likewise.
7391 * predict.c: Likewise.
7392 * pretty-print.h: Likewise.
7393 * profile.c: Likewise.
7394 * protoize.c: Likewise.
7395 * ra-conflict.c: Likewise.
7397 * recog.c: Likewise.
7398 * regclass.c: Likewise.
7400 * reload.c: Likewise.
7401 * rtl-error.c: Likewise.
7402 * rtlanal.c: Likewise.
7404 * sched-rgn.c: Likewise.
7407 * target.h: Likewise.
7408 * tree-dfa.c: Likewise.
7409 * tree-eh.c: Likewise.
7410 * tree-flow-inline.h: Likewise.
7411 * tree-inline.c: Likewise.
7412 * tree-into-ssa.c: Likewise.
7413 * tree-loop-distribution.c: Likewise.
7414 * tree-nested.c: Likewise.
7415 * tree-parloops.c: Likewise.
7416 * tree-pass.h: Likewise.
7417 * tree-pretty-print.c: Likewise.
7418 * tree-profile.c: Likewise.
7419 * tree-scalar-evolution.c: Likewise.
7420 * tree-sra.c: Likewise.
7421 * tree-ssa-alias-warnings.c: Likewise.
7422 * tree-ssa-ccp.c: Likewise.
7423 * tree-ssa-coalesce.c: Likewise.
7424 * tree-ssa-dom.c: Likewise.
7425 * tree-ssa-dse.c: Likewise.
7426 * tree-ssa-forwprop.c: Likewise.
7427 * tree-ssa-live.c: Likewise.
7428 * tree-ssa-live.h: Likewise.
7429 * tree-ssa-loop-im.c: Likewise.
7430 * tree-ssa-loop-ivopts.c: Likewise.
7431 * tree-ssa-loop-niter.c: Likewise.
7432 * tree-ssa-loop-prefetch.c: Likewise.
7433 * tree-ssa-phiopt.c: Likewise.
7434 * tree-ssa-phiprop.c: Likewise.
7435 * tree-ssa-sccvn.c: Likewise.
7436 * tree-ssa-ter.c: Likewise.
7437 * tree-ssa-threadupdate.c: Likewise.
7438 * tree-ssa.c: Likewise.
7439 * tree-vect-analyze.c: Likewise.
7440 * tree-vect-transform.c: Likewise.
7441 * tree-vectorizer.c: Likewise.
7442 * tree-vn.c: Likewise.
7443 * tree-vrp.c: Likewise.
7445 * tree.def: Likewise.
7447 * unwind-dw2-fde.c: Likewise.
7448 * unwind.inc: Likewise.
7449 * value-prof.c: Likewise.
7450 * vmsdbgout.c: Likewise.
7452 2008-06-05 David Edelsohn <edelsohn@gnu.org>
7454 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
7455 always place FP constants in the TOC for TARGET_POWERPC64.
7456 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
7458 2008-06-05 Joseph Myers <joseph@codesourcery.com>
7460 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
7461 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
7462 enable for TARGET_E500_DOUBLE.
7463 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
7464 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
7465 floating-point modes like integer modes for E500 double.
7466 (rs6000_legitimate_offset_address_p): Likewise.
7467 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
7468 addressing for DDmode for E500 double.
7469 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
7470 modes as using 64-bits of registers for E500 double.
7471 (spe_build_register_parallel): Do not handle DDmode or TDmode.
7472 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
7473 specially for E500 double.
7474 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
7475 TDmode for E500 double.
7476 (rs6000_gimplify_va_arg): Only handle SDmode in registers
7477 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
7478 (rs6000_split_multireg_move): Do not handle TDmode specially for
7480 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
7481 using 64-bit registers for E500 double.
7482 (emit_frame_save): Do not handle DDmode specially for E500 double.
7483 (gen_frame_mem_offset): Likewise.
7484 (rs6000_function_value): Do not call spe_build_register_parallel
7485 for DDmode or TDmode.
7486 (rs6000_libcall_value): Likewise.
7487 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
7488 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
7491 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
7493 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
7496 2008-06-04 Junjie Gu <jgu@tensilica.com>
7498 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
7499 comparison for frame pointers.
7501 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7504 * config/avr/avr.h (PUSH_ROUNDING): Remove.
7506 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7509 * builtins.c (expand_builtin_signbit): Don't take lowpart when
7510 register is already smaller or equal to required mode.
7512 2008-06-04 Xinliang David Li <davidxl@google.com>
7514 * tree-call-cdce.c: New file.
7515 (cond_dead_built_in_calls): New static variable.
7516 (input_domain): New struct.
7517 (check_pow): New function.
7518 (check_builtin_call): Ditto.
7519 (check_target_format): Ditto.
7520 (is_call_dce_candidate): Ditto.
7521 (gen_one_condition): Ditto.
7522 (gen_conditions_for_domain): Ditto.
7523 (get_domain): Ditto.
7524 (gen_conditions_for_pow_cst_base): Ditto.
7525 (gen_conditions_for_pow_int_base): Ditto.
7526 (gen_conditions_for_pow): Ditto.
7527 (get_no_error_domain): Ditto.
7528 (gen_shrink_wrap_conditions): Ditto.
7529 (shrink_wrap_one_built_in_call): Ditto.
7530 (shink_wrap_conditional_dead_built_in_calls): Ditto.
7531 (tree_call_cdce): Ditto.
7532 (gate_call_cdce): Ditto.
7533 (pass_call_cdce): New gimple pass.
7534 * passes.c: (init_optimization_passes): New pass.
7535 * tree-pass.h: New pass declaration.
7536 * opts.c (decode_options): New flag setting.
7537 * common.opt: Add -ftree-builtin-call-dce flag.
7538 * Makefile.in: Add new source file.
7539 * tempvar.def: New tv_id.
7540 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
7542 2008-06-04 Richard Guenther <rguenther@suse.de>
7544 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
7545 (is_call_clobbered): Always check var_ann->call_clobbered.
7546 (mark_call_clobbered): Always set var_ann->call_clobbered.
7547 (clear_call_clobbered): Always clear var_ann->call_clobbered.
7548 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
7549 (reset_alias_info): Clear call clobbering info on MTAGs and
7551 (set_pt_anything): Set pt_global_mem.
7552 (create_tag_raw): Adjust comment.
7553 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
7555 2008-06-04 Joseph Myers <joseph@codesourcery.com>
7556 Maxim Kuvyrkov <maxim@codesourcery.com>
7558 * config/m68k/m68k.opt (mxgot): New option.
7559 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
7560 (m68k_output_addr_const_extra): New.
7561 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
7562 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
7563 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
7564 * doc/invoke.texi (M680x0 Options): Document -mxgot.
7566 2008-06-04 Richard Guenther <rguenther@suse.de>
7568 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
7569 negative or non-representable offsets.
7571 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
7573 * config/i386/i386.c (ix86_gen_leave): New.
7574 (ix86_gen_pop1): Likewise.
7575 (ix86_gen_add3): Likewise.
7576 (ix86_gen_sub3): Likewise.
7577 (ix86_gen_sub3_carry): Likewise.
7578 (ix86_gen_one_cmpl2): Likewise.
7579 (ix86_gen_monitor): Likewise.
7580 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
7581 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
7582 ix86_gen_one_cmpl2 and ix86_gen_monitor.
7583 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
7584 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
7585 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
7586 (ix86_expand_epilogue): Updated.
7587 (print_operand): Handle integer register operand for 'z'.
7588 (ix86_expand_strlensi_unroll_1): Likewise.
7589 (ix86_expand_strlen): Likewise.
7590 (ix86_expand_builtin): Likewise.
7591 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
7592 mov{q}/mov{l} and add{q}/add{l}.
7594 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7596 * config/i386/i386.md (P): New mode iterator.
7597 (SFmode push_operand splitter): Macroize DImode and SImode pushes
7598 using P mode iterator.
7599 (DFmode push_operand splitter): Ditto.
7600 (XFmode push_operand splitter): Ditto.
7601 (DFmode float_extend SFmode push_operand splitter): Ditto.
7602 (XFmode float_extend SFmode push_operand splitter): Do not generate
7603 SImode pushes for 64bit target. Macroize Dimode and SImode
7604 pushes using P mode iterator.
7605 (XFmode float_extend DFmode push_operand splitter): Ditto.
7607 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7609 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
7610 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
7611 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
7613 (ix86_call_abi_override): Remove check for call_used_regs.
7615 2008-06-03 Richard Guenther <rguenther@suse.de>
7617 * tree-ssa-structalias.c (find_func_aliases): Add constraints
7618 for the lhs of calls if the return type contains pointers.
7620 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7622 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
7623 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
7624 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
7625 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
7626 of cfun and DEFAULT_ABI to deceide abi mode.
7628 (REG_PARM_STACK_SPACE): Removed.
7629 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
7630 (STACK_BOUNDARY): Use default target to deceide stack boundary.
7631 * config/i386/i386-protos.h (ix86_cfun_abi): New.
7632 (ix86_function_abi): Likewise.
7633 (ix86_function_type_abi): Likewise.
7634 (ix86_call_abi_override): Likewise.
7635 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
7636 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
7637 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
7638 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
7640 (X86_64_REGPARM_MAX): New.
7641 (X86_64_SSE_REGPARM_MAX): New.
7642 (X64_REGPARM_MAX): New.
7643 (X64_SSE_REGPARM_MAX): New.
7644 (X86_32_REGPARM_MAX): New.
7645 (X86_32_SSE_REGPARM_MAX): New.
7646 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
7647 (ix86_function_regparm): Handle user calling abi.
7648 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
7649 by DEFAULT_ABI versus SYSV_ABI check.
7650 (ix86_reg_parm_stack_space): New.
7651 (ix86_function_type_abi): New.
7652 (ix86_call_abi_override): New.
7653 (ix86_function_abi): New.
7654 (ix86_cfun_abi): New.
7655 (init_cumulative_args): Call abi specific initialization.
7656 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
7657 (function_arg_64): Extend SSE_REGPARM_MAX check.
7658 (function_arg (): Remove TARGET_64BIT_MS_ABI.
7659 (ix86_pass_by_reference): Likewise.
7660 (ix86_function_value_regno_p): Likewise.
7661 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
7662 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
7663 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
7664 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
7665 (setup_incoming_varargs_64): Adjust regparm for call abi.
7666 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
7667 (ix86_va_start): Likewise.
7668 (ix86_gimplify_va_arg): Likewise.
7669 (ix86_expand_prologue): Likewise.
7670 (output_pic_addr_const): Likewise.
7671 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
7672 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
7673 (x86_output_mi_thunk): Likewise.
7674 (x86_function_profiler): Likewise.
7675 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
7676 (SYSV_ABI, MS_ABI): New constants.
7678 (init_regs): Add prototype of function in regclass.c file.
7679 (OVERRIDE_ABI_FORMAT): New.
7680 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
7681 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
7682 (OUTGOING_REG_PARM_STACK_SPACE): New.
7683 (ix86_reg_parm_stack_space): New prototype.
7684 (CUMULATIVE_ARGS): Add call_abi member.
7685 (machine_function): Add call_abi member.
7686 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
7687 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
7689 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
7692 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
7693 (avr_builtin_setjmp_frame_value): New function.
7694 * config/avr/avr.md (nonlocal_goto_receiver): Define.
7695 (nonlocal_goto): Define.
7697 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
7699 * config/mips/mips.c (mips_emit_loadgp): Return early if
7700 there is nothing do to, otherwise emit a blockage if
7701 !TARGET_EXPLICIT_RELOCS || crtl->profile.
7702 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
7704 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7706 * configure.ac: Drop unneeded backslash ending up in config.in.
7707 * acinclude.m4: Likewise.
7708 * config.in: Regenerate.
7710 2008-05-26 Jan Hubicka <jh@suse.cz>
7712 * predict.c (maybe_hot_frequency_p): Break out of...
7713 (maybe_hot_bb_p): ... here.
7714 (maybe_hot_edge_p): New.
7715 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
7716 * basic-block.h (maybe_hot_edge_p): Declare.
7718 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7720 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
7721 (*cmpfp_<mode>_cc): Ditto.
7722 (*fp_jcc_8<mode>_387): Ditto.
7723 (*fop_<MODEF:mode>_2_i387): Ditto.
7724 (*fop_<MODEF:mode>_3_i387): Ditto.
7725 (*fop_xf_2_i387): Ditto.
7726 (*fop_xf_3_i387): Ditto.
7728 2008-06-02 Tomas Bily <tbily@suse.cz>
7730 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
7732 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7734 * config/mips/mips.c (mips_valid_offset_p): New function.
7735 (mips_valid_lo_sum_p): Likewise.
7736 (mips_classify_address): Use them.
7737 (mips_force_address): New function.
7738 (mips_legitimize_address): Use it.
7739 * config/mips/mips.md (MOVE128): New mode iterator.
7740 (movtf): Require TARGET_64BIT. Remove empty strings.
7741 (*movtf_internal): Rename to...
7742 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
7743 of "R" and use {,fp}{load,store} attributes instead of "multi".
7744 Use a separate define_split.
7745 (*movtf_mips16): New pattern.
7747 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7749 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
7750 * config/mips/mips.c (mips_expand_before_return): New function.
7751 (mips_expand_epilogue): Call it.
7752 * config/mips/mips.md (return): Turn into a define_expand.
7753 (*return): New insn.
7755 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7757 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
7758 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
7759 functions. Do not emit uses and clobbers of CONCATs; individually
7760 use and clobber their operands.
7761 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
7762 gen_clobber, emit_use and gen_use.
7763 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
7764 (expand_builtin_return): Likewise.
7765 * cfgbuild.c (count_basic_blocks): Likewise.
7766 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
7767 * explow.c (emit_stack_restore): Likewise.
7768 * expmed.c (extract_bit_field_1): Likewise.
7769 * expr.c (convert_move, emit_move_complex_parts): Likewise.
7770 (emit_move_multi_word, store_constructor): Likewise.
7771 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
7772 (thread_prologue_and_epilogue_insns): Likewise.
7773 * lower-subreg.c (resolve_simple_move): Likewise.
7774 * optabs.c (widen_operand, expand_binop): Likewise.
7775 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
7776 * reload.c (find_reloads): Likewise.
7777 * reload1.c (eliminate_regs_in_insn): Likewise.
7778 * stmt.c (expand_nl_goto_receiver): Likewise.
7779 * config/alpha/alpha.md (builtin_longjmp): Likewise.
7780 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
7781 * config/arm/arm.c (arm_load_pic_register): Likewise.
7782 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
7783 * config/arm/arm.md (untyped_return): Likewise.
7784 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
7785 * config/avr/avr.c (expand_prologue): Likewise.
7786 * config/bfin/bfin.c (do_unlink): Likewise.
7787 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
7788 * config/cris/cris.c (cris_expand_prologue): Likewise.
7789 * config/darwin.c (machopic_indirect_data_reference): Likewise.
7790 (machopic_legitimize_pic_address): Likewise.
7791 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
7792 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
7793 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
7794 (ix86_expand_convert_uns_didf_sse): Likewise.
7795 (ix86_expand_vector_init_general): Likewise.
7796 * config/ia64/ia64.md (eh_epilogue): Likewise.
7797 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
7798 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
7799 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
7800 (config/iq2000/iq2000.c): Likewise.
7801 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7802 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
7803 (builtin_longjmp): Likewise.
7804 * config/mn10300/mn10300.md (call, call_value): Likewise.
7805 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
7806 * config/pdp11/pdp11.md (abshi2): Likewise.
7807 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7808 * config/s390/s390.c (s390_emit_prologue): Likewise.
7809 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
7810 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
7811 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
7812 * config/sh/sh.c (prepare_move_operands): Likewise.
7813 (output_stack_adjust, sh_expand_epilogue): Likewise.
7814 (sh_set_return_address, sh_expand_t_scc): Likewise.
7815 * config/sparc/sparc.c (load_pic_register): Likewise.
7816 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
7817 * config/spu/spu.c (spu_expand_epilogue): Likewise.
7818 * config/v850/v850.c (expand_epilogue): Likewise.
7820 2008-05-31 Anatoly Sokolov <aesok@post.ru>
7822 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
7823 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
7824 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
7825 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
7826 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
7827 stack pointer register.
7828 (output_movhi): Remove code for interrupt specific writing to the
7829 stack pointer register.
7831 2008-05-31 Richard Guenther <rguenther@suse.de>
7833 PR tree-optimization/34244
7834 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
7835 (tree_expr_nonzero_warnv_p): Likewise.
7836 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7837 ssa_name_nonnegative_p.
7838 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
7839 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
7840 not tree_expr_nonzero_warnv_p.
7842 PR tree-optimization/36262
7844 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
7846 PR tree-optimization/34244
7847 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
7848 (record_numbers_of_iterations): New function.
7849 (execute_vrp): Cache the numbers of iterations of loops.
7850 * tree-scalar-evolution.c (scev_reset_except_niters):
7852 (scev_reset): Use scev_reset_except_niters.
7853 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
7855 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
7857 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7858 __WORKAROUND_RETS when appropriate.
7860 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7862 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
7863 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
7865 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
7866 *fop_df_comm_sse insn patterns using MODEF mode iterator.
7867 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
7868 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
7869 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
7870 *fop_df_1_mixed insn patterns using MODEF mode iterator.
7871 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
7872 *fop_df_1_sse insn patterns using MODEF mode iterator.
7873 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
7874 *fop_df_1_i387 insn patterns using MODEF mode iterator.
7875 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
7876 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
7877 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
7878 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
7879 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
7880 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
7881 (*fop_xf_4_i387): Use <MODE> for mode attribute.
7882 (*fop_xf_5_i387): Ditto.
7883 (*fop_xf_6_i387): Ditto.
7885 2008-05-30 Richard Guenther <rguenther@suse.de>
7887 * builtins.c (build_string_literal): Avoid generating
7888 a non-gimple_val result.
7890 2008-05-30 DJ Delorie <dj@redhat.com>
7892 * exec-tool.in: Use an environment variable (private) instead of a
7893 file (shared) as a semaphore, so as to not break parallel builds.
7895 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
7897 * optabs.c (maybe_encapsulate_block): Remove.
7898 (emit_libcall_block): Adjust accordingly.
7899 * optabs.h (maybe_encapsulate_block): Remove prototype.
7901 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
7902 Don't use maybe_encapsulate_block.
7904 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
7906 * config/rs6000/rs6000.c (rs6000_legitimize_address,
7907 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
7908 rtx is a SYMBOL_REF before calling get_pool_constant.
7910 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
7912 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
7914 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
7916 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
7917 rather than OS names to choose INO_T_EQ definition.
7918 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
7919 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
7921 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
7924 * config/darwin-f.c: New.
7925 * config/t-darwin: Added rule to build darwin-f.o.
7926 * config.gcc: Defined new variable, fortran_target_objs.
7927 (*-*-darwin*): Set fortran_target_objs.
7928 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
7929 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
7930 * configure: Regenerated.
7932 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
7935 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
7936 canonical type if needed.
7938 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
7940 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
7942 2008-05-29 Richard Guenther <rguenther@suse.de>
7944 PR tree-optimization/36343
7945 PR tree-optimization/36346
7946 PR tree-optimization/36347
7947 * tree-flow.h (clobber_what_p_points_to): Declare.
7948 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
7949 pointed-to variable is dereferenced is irrelevant to whether
7950 the pointer can access the pointed-to variable.
7951 (clobber_what_p_points_to): New function.
7952 * tree-ssa-alias.c (set_initial_properties): Use it.
7953 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
7954 call clobber check for NMTs.
7956 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7958 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
7959 for printing gcov_type.
7961 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7963 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
7964 and the eh region information.
7965 * value-prof.c (gimple_move_stmt_histograms): New function.
7966 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
7968 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
7970 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
7972 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7974 * value-prof.c (tree_ic_transform): Print counts.
7975 * tree-profile.c (tree_gen_ic_func_profiler):
7976 Clear __gcov_indreict_call_callee variable to avoid misattribution
7979 2008-05-28 Rafael Espindola <espindola@google.com>
7981 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
7984 2008-05-28 Richard Guenther <rguenther@suse.de>
7986 PR tree-optimization/36339
7987 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
7988 and clobbering code out of the loop.
7990 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
7992 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
7995 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
7996 s390_contiguous_bitmask_p, s390_symref_operand_p,
7997 s390_check_symref_alignment, s390_reload_larl_operand,
7998 s390_reload_symref_address): New functions.
7999 (s390_branch_condition_mnemonic): Support compare and branch
8001 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
8002 and 'W' constraints.
8003 (s390_secondary_reload): Add secondary reloads for unaligned
8004 symbol refs or symbol refs to floating point or QI/TI mode
8006 (legitimate_address_p): Accept symbol references as addresses.
8007 (s390_expand_insv): Use rotate and insert selected bits
8008 instruction for insv when building for z10.
8009 (print_operand_address): Handle symbol ref addresses.
8010 (print_operand): Output modifier 'c' added for signed byte values.
8011 (s390_encode_section_info): Mark symbol refs with
8012 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
8014 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
8015 (length attribute): RRF, RRR have 4 byte length.
8016 (FPALL, INTALL): New mode iterators added.
8017 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
8018 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
8019 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
8020 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
8021 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
8022 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
8023 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
8024 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
8026 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
8027 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
8028 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
8029 reload<INTALL:mode><P:mode>_toreg_z10,
8030 reload<FPALL:mode><P:mode>_tomem_z10,
8031 reload<FPALL:mode><P:mode>_toreg_z10,
8032 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
8033 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
8034 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
8035 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
8037 (movmem, clrmem, cmpmem): New splitters added.
8039 * config/s390/predicates.md (larl_operand): Use
8040 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
8041 SYMBOL_REF_ALIGN1_P.
8042 (s390_signed_integer_comparison,
8043 s390_unsigned_integer_comparison): New predicates.
8045 * config/s390/s390-protos.h (s390_check_symref_alignment,
8046 s390_contiguous_bitmask_p, s390_reload_larl_operand,
8047 s390_reload_symref_address,
8048 s390_compare_and_branch_condition_mask): Prototypes added.
8050 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
8051 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
8052 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
8054 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
8056 * config/s390/s390.c (z10_cost): New cost function for z10.
8057 (s390_handle_arch_option, override_options): Support -march=z10 switch.
8058 (s390_issue_rate): Adjust issue rate for z10.
8059 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
8060 (processor_flags): Add PF_Z10.
8061 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
8062 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
8063 * gcc/config.gcc: Add z10.
8065 2008-05-28 Richard Guenther <rguenther@suse.de>
8067 PR tree-optimization/36291
8068 * tree-flow. h (struct gimple_df): Remove var_anns member.
8069 * tree-flow-inline.h (gimple_var_anns): Remove.
8070 (var_ann): Simplify.
8071 * tree-dfa.c (create_var_ann): Simplify.
8072 (remove_referenced_var): Clear alias info from var_anns of globals.
8073 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
8074 (delete_tree_ssa): Clear alias info from var_anns of globals.
8075 Do not free var_anns.
8076 (var_ann_eq): Remove.
8077 (var_ann_hash): Likewise.
8079 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
8081 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
8082 and loongson2f entries.
8083 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
8084 * config/mips/mips.h (processor_type): Add Loongson-2E
8085 and Loongson-2F entries.
8086 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
8087 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
8088 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
8089 * doc/invoke.texi (MIPS Options): Document loongson2e
8090 and loongson2f processor names.
8092 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
8096 * config/i386/i386.c (ix86_function_arg_boundary): Use
8097 alignment of canonical type.
8098 (ix86_expand_vector_move): Check unaligned memory access for
8101 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
8103 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
8104 Moved to the front of file.
8106 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
8107 H.J. Lu <hongjiu.lu@intel.com>
8109 * dwarf2out.c (current_fde): New.
8111 (lookup_cfa:): Likewise.
8112 (dwarf2out_end_epilogue): Likewise.
8113 (dwarf2out_note_section_used): Likewise.
8115 2008-05-27 Michael Matz <matz@suse.de>
8118 * c.opt (Wenum-compare): New warning option.
8119 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
8121 2008-05-27 Michael Matz <matz@suse.de>
8124 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
8126 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
8127 into memory as tail calls.
8129 2008-05-27 Richard Guenther <rguenther@suse.de>
8131 PR tree-optimization/36339
8132 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
8133 pointers cause all addressable variables to be call clobbered.
8135 2008-05-27 Richard Guenther <rguenther@suse.de>
8137 PR tree-optimization/36245
8138 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
8140 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8142 * config/s390/s390.md: Replace all occurences of the 'm'
8143 constraint with 'RT'.
8145 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8147 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
8149 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
8151 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
8152 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
8153 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
8155 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8157 * reload.c: (find_reloads): Skip alternatives according to the
8158 "enabled" attribute. Constify the constraint variable.
8159 * recog.c (get_attr_enabled): Add default implementation.
8160 (extract_insn): Set the alternative_enabled_p array
8161 in the recog_data struct.
8162 (preprocess_constraints, constrain_operands): Skip
8163 alternatives according to the "enabled" attribute
8164 * recog.h (struct recog_data): New field alternative_enabled_p.
8165 (skip_alternative): New inline function.
8166 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
8167 (record_reg_classes): Skip alternative according to the
8168 "enabled" attribute.
8170 * doc/md.texi: Add documention for the "enabled" attribute.
8172 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8174 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
8175 * postreload.c (reload_cse_simplify_operands): Replace 'm'
8176 constraint with TARGET_MEM_CONSTRAINT.
8177 * recog.c (asm_operand_ok, preprocess_constraints,
8178 constrain_operands): Likewise.
8179 * regclass.c (record_reg_classes): Likewise.
8180 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
8181 * reload1.c (maybe_fix_stack_asms): Likewise.
8182 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
8183 * recog.h: Adjust comment.
8184 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
8185 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
8186 * doc/md.texi: Add a note to description of 'm' constraint.
8187 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
8189 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
8191 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
8192 that the bitfield is of integral type before testing its precision.
8194 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8195 Sa Liu <saliu@de.ibm.com>
8197 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
8198 __modti3, __udivti3, __umodti3 and __udivmodti4.
8199 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
8200 that implement TImode mul and div functions.
8201 * config/spu/multi3.c: New. Implement __multi3.
8202 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
8203 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
8206 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
8208 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
8209 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
8210 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
8211 tls_sysv_suffix): New mode and mode attribute iterators.
8212 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
8213 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
8214 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
8215 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
8216 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
8219 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
8221 PR tree-optimization/36329
8222 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
8223 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
8224 * cgraphbuild.c (initialize_inline_failed): Use the latter
8225 macro in lieu of the former.
8226 * ipa-inline.c (cgraph_mark_inline): Likewise.
8227 (cgraph_decide_inlining_of_small_function): Likewise.
8228 (cgraph_decide_inlining): Likewise.
8229 (cgraph_decide_inlining_incrementally): Likewise.
8231 2008-05-26 Tristan Gingold <gingold@adacore.com>
8232 Anatoly Sokolov <aesok@post.ru>
8234 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
8235 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
8236 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
8237 optimization for 'avr6' architecture.
8239 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
8242 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
8244 2008-05-26 Richard Guenther <rguenther@suse.de>
8246 * tree-ssa-sccvn.c (expr_has_constants): Declare.
8247 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
8249 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
8252 * caller-save.c (insert_restore): Verify alignment of spill space.
8253 (insert_save): Likewise.
8254 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
8255 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
8256 (STACK_SLOT_ALIGNMENT): Likewise.
8257 * function.c (LOCAL_ALIGNMENT): Removed.
8258 (get_stack_local_alignment): New.
8259 (assign_stack_local): Use it. Set alignment on stack slot.
8260 (assign_stack_temp_for_type): Use get_stack_local_alignment.
8261 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
8262 (STACK_SLOT_ALIGNMENT): New.
8263 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
8264 stack slot in XFmode.
8266 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
8268 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
8271 * config/i386/i386.md (allocate_stack_worker_64): Make sure
8272 argument operand in rax isn't removed.
8274 2008-05-26 Richard Guenther <rguenther@suse.de>
8277 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
8278 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
8280 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8283 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
8285 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
8287 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
8288 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
8290 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8292 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
8293 build a trampoline if we don't want one.
8294 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
8295 return zero for nested functions if we don't want a trampoline.
8297 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8299 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
8301 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8304 * c.opt: Removed undocumented option '-lang-fortran'.
8305 * c-common.h: Removed global variable 'lang_fortran'.
8306 * c-opts.c (c_common_handle_option): Removed code to handle
8307 option '-lang-fortran'. Updated includes.
8308 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
8309 definition of '__GFORTRAN__'.
8310 (define__GNUC__): Reimplemented to use BASEVER and
8311 cpp_define_formatted.
8312 (builtin_define_with_value_n): Removed.
8313 * c-incpath.h: Renamed to ...
8314 * incpath.h: ... this.
8315 * c-incpath.c: Renamed to ...
8316 * incpath.c: ... this. Updated includes.
8317 * fix-header.c: Updated includes.
8318 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
8319 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
8320 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
8322 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8324 * tree.h: Update the table of flags used on tree nodes.
8325 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
8326 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
8327 (FORCED_LABEL): Add access check.
8328 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
8329 (ASM_INPUT_P): Likewise.
8330 (ASM_VOLATILE_P): Likewise.
8331 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
8332 (OMP_SECTION_LAST): Access private_flag directly.
8333 (OMP_RETURN_NOWAIT): Likewise.
8334 (OMP_PARALLEL_COMBINED): Likewise.
8335 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
8336 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
8337 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
8338 deprecated_flag directly.
8340 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
8342 * final.c (frame_pointer_needed): Removed.
8343 * flags.h (frame_pointer_needed): Likewise.
8345 * function.h (rtl_data): Add frame_pointer_needed.
8346 (frame_pointer_needed): New.
8348 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
8350 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
8352 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
8354 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
8357 2008-05-25 Alan Modra <amodra@bigpond.net.au>
8359 * c-common.c (strip_array_types): Move function to..
8361 (get_inner_array_type): Delete.
8362 * c-common.h (strip_array_types): Move declaration to..
8364 (get_inner_array_type): Delete.
8365 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
8366 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
8367 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
8368 * config/pa/pa.c (emit_move_sequence): Likewise.
8370 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
8372 * config/i386/i386.md (*sse_prologue_save_insn): Set length
8375 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
8377 * function.c: Include target hook for nonlocal_goto frame value.
8379 2008-05-24 Richard Guenther <rguenther@suse.de>
8381 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
8382 variable can be only accessed through a pointer or a union.
8384 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8386 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
8387 * doc/extend.texi: Likewise.
8389 2008-05-23 DJ Delorie <dj@redhat.com>
8391 * config/m32c/jump.md (untyped_call): Add.
8393 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
8395 (m32c_address_cost): Detail costs for indirect offsets.
8397 2008-05-23 Rafael Espindola <espindola@google.com>
8399 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
8400 if a node is a SUBREG.
8401 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
8404 2008-05-23 Paul Brook <paul@codesourcery.com>
8405 Carlos O'Donell <carlos@codesourcery.com>
8407 * doc/extend.texi: Clarify use of __attribute__((naked)).
8408 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
8409 * target.h (gcc_target): Add allocate_stack_slots_for_args.
8410 * function.c (use_register_for_decl): Use
8411 targetm.calls.allocate_stack_slots_for_args.
8412 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
8413 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
8414 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
8416 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
8418 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
8420 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
8422 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
8423 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
8424 is only rounded once.
8426 2008-05-23 Richard Guenther <rguenther@suse.de>
8428 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
8430 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
8431 Jakub Jelinek <jakub@redhat.com>
8434 * configure.ac: Handle --enable-cld.
8435 * configure: Regenerated.
8436 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
8437 * config/i386/i386.h (struct machine_function): Add needs_cld field.
8438 (ix86_current_function_needs_cld): New define.
8439 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
8440 (cld): New isns pattern.
8441 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
8442 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
8443 * config/i386/i386.opt (mcld): New option.
8444 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
8445 TARGET_CLD and ix86_current_function_needs_cld.
8446 (override_options): Use -mcld by default for 32-bit code if
8449 * doc/install.texi (Options specification): Document --enable-cld.
8450 * doc/invoke.texi (Machine Dependent Options)
8451 [i386 and x86-64 Options]: Add -mcld option.
8452 (Intel 386 and AMD x86-64 Options): Document -mcld option.
8454 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
8455 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
8456 (return_in_memory_64): Likewise.
8457 (return_in_memory_ms_64): Likewise.
8459 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8461 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
8462 * builtins.c (fold_builtin_fpclassify): New.
8463 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
8464 * builtins.def (BUILT_IN_FPCLASSIFY): New.
8465 * c-common.c (handle_type_generic_attribute): Adjust to accept
8466 fixed arguments before an elipsis.
8467 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
8468 * doc/extend.texi: Document __builtin_fpclassify.
8470 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
8472 * omp-low.c (gate_expand_omp_ssa): Remove.
8473 (pass_expand_omp_ssa): Remove.
8474 (gate_expand_omp): Do not check for flag_openmp_ssa.
8475 * common.opt (-fopenmp-ssa): Remove.
8476 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
8478 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
8480 * config/sh/sh.opt (mfixed-range): New option.
8481 * config/sh/sh-protos.h (sh_fix_range): Declare.
8482 * config/sh/sh.c (sh_fix_range): New function.
8483 * config/sh/sh.h (sh_fixed_range_str): Declare.
8484 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
8486 * doc/invoke.texi (SH Options): Document -mfixed-range.
8488 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
8490 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
8491 it before the redeclaration.
8493 2008-05-22 Anatoly Sokolov <aesok@post.ru>
8495 * config/avr/avr.c (get_sequence_length): Add new function.
8496 (expand_prologue, expand_epilogue): Remove duplicate code.
8498 2008-05-22 Rafael Espindola <espindola@google.com>
8500 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
8503 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
8505 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
8506 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
8508 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
8509 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
8510 (vect_update_misalignment_for_peel): Likewise.
8511 (vector_alignment_reachable_p): Likewise.
8512 * tree-vect-transform.c (vectorizable_load): Likewise.
8513 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
8514 (get_vectype_for_scalar_type): Pass mode of scalar_type
8515 to UNITS_PER_SIMD_WORD.
8517 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
8518 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
8519 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
8520 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
8521 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
8523 2008-05-22 Ira Rosen <irar@il.ibm.com>
8525 PR tree-optimization/36293
8526 * tree-vect-transform.c (vect_transform_strided_load): Don't check
8527 if the first load must be skipped because of a gap.
8529 2008-05-22 Richard Guenther <rguenther@suse.de>
8531 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
8532 more cases of offset disambiguation that is possible if
8533 strict-aliasing rules apply.
8534 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
8535 for basic offset and type-based disambiguation.
8537 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8539 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
8540 ix86_expand_vector_set on V16QImode for SSE4.1.
8542 2008-05-21 Tom Tromey <tromey@redhat.com>
8544 * c.opt (Wimport): Mark as undocumented.
8545 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
8547 (Warning Options): Likewise.
8548 * doc/cppopts.texi: Don't mention -Wimport.
8550 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
8552 PR tree-optimization/36287
8553 PR tree-optimization/36286
8554 * lambda-code.c (build_access_matrix): Do not use the loop->num
8555 for computing the number of induction variables: use the loop depth
8558 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
8561 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
8562 option -f(no-)leading-underscore.
8564 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8566 * config/i386/i386.c (ix86_expand_vector_init_general): Use
8567 GET_MODE_NUNITS (mode).
8569 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
8571 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
8572 (-mmulhw): Add 464 to description.
8573 (-mdlmzb): Likewise.
8574 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
8575 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
8577 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
8578 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
8579 * config/rs6000/rs6000.md: Update comments for 464.
8581 2008-05-21 Janis Johnson <janis187@us.ibm.com>
8583 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
8585 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8587 * config/i386/sse.md (vec_extractv4sf): Removed.
8588 (vec_extractv2df): Likewise.
8589 (vec_extractv2di): Likewise.
8590 (vec_extractv4si): Likewise.
8591 (vec_extractv8hi): Likewise.
8592 (vec_extractv16qi): Likewise.
8593 (vec_extract<mode>): New.
8595 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8597 * config/i386/sse.md (vec_setv4sf): Removed.
8598 (vec_setv2df): Likewise.
8599 (vec_setv2di): Likewise.
8600 (vec_setv4si): Likewise.
8601 (vec_setv8hi): Likewise.
8602 (vec_setv16qi): Likewise.
8603 (vec_set<mode>): New.
8605 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8607 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
8608 goto for vec_concat and vec_interleave.
8610 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8612 * config/i386/sse.md (vec_initv4sf): Removed.
8613 (vec_initv2df): Likewise.
8614 (vec_initv2di): Likewise.
8615 (vec_initv4si): Likewise.
8616 (vec_initv8hi): Likewise.
8617 (vec_initv16qi): Likewise.
8618 (vec_init<mode>): New.
8620 2008-05-21 Joseph Myers <joseph@codesourcery.com>
8622 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
8624 2008-05-21 Tom Tromey <tromey@redhat.com>
8626 * ggc-zone.c (lookup_page_table_if_allocated): New function.
8627 (zone_find_object_offset): Likewise.
8628 (gt_ggc_m_S): Likewise.
8629 (highest_bit): Likewise.
8630 * ggc-page.c (gt_ggc_m_S): New function.
8631 * stringpool.c (string_stack): Remove.
8632 (init_stringpool): Update.
8633 (ggc_alloc_string): Use ggc_alloc.
8634 (maybe_delete_ident): New function.
8635 (ggc_purge_stringpool): Likewise.
8636 (gt_ggc_m_S): Remove.
8637 * ggc-common.c (ggc_protect_identifiers): New global.
8638 (ggc_mark_roots): Call ggc_purge_stringpool. Use
8639 ggc_protect_identifiers.
8640 * ggc.h (ggc_protect_identifiers): Declare.
8641 (gt_ggc_m_S): Update.
8642 (ggc_purge_stringpool): Declare.
8643 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
8644 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
8646 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
8648 2008-05-21 David S. Miller <davem@davemloft.net>
8650 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
8653 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
8655 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
8658 2008-05-20 David Daney <ddaney@avtrex.com>
8660 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
8661 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
8662 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
8663 UNSPEC_UPDATE_GOT_VERSION): Renumber.
8664 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
8665 (atomic_hiqi_op): New define_code_iterator.
8666 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
8667 mips_expand_compare_and_swap_12.
8668 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
8669 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
8670 (sync_<optab><mode>, sync_old_<optab><mode>,
8671 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8672 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
8673 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
8674 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
8675 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
8676 (test_and_set_12): New insn.
8677 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
8678 sync_new_<optab><mode>, sync_old_nand<mode>,
8679 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
8680 clobber to operand 0 for SI and DI mode insns.
8681 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
8682 mips_gen_fn_4): New typedefs.
8683 (mips_gen_fn_ptrs): Define new union type.
8684 (mips_expand_compare_and_swap_12): Remove declaration.
8685 (mips_expand_atomic_qihi): Declare function.
8686 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
8687 (mips_expand_atomic_qihi): ... this. Use new generator function
8689 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
8690 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
8691 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
8692 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
8693 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
8694 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
8695 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
8696 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
8697 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
8698 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
8701 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
8703 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
8706 2008-05-20 Anatoly Sokolov <aesok@post.ru>
8708 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
8709 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
8710 (avr_attribute_table): Add 'OS_main' function attribute.
8711 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
8712 functions with 'OS_main' attribute.
8714 2008-05-20 Richard Guenther <rguenther@suse.de>
8716 PR tree-optimization/35204
8717 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
8718 helper, split out from ...
8719 (DFS): ... here. Make the DFS walk non-recursive.
8721 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
8722 Jan Sjodin <jan.sjodin@amd.com>
8724 PR tree-optimization/36181
8725 * tree-parloops.c (loop_has_vector_phi_nodes): New.
8726 (parallelize_loops): Don't parallelize when the loop has vector
8729 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8730 Sebastian Pop <sebastian.pop@amd.com>
8732 * tree-loop-linear.c (gather_interchange_stats): Look in the access
8733 matrix, and never look at the tree representation of the memory
8735 (linear_transform_loops): Computes parameters and access matrices.
8736 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
8738 (access_matrix_get_index_for_parameter): New.
8739 * tree-data-ref.h (struct access_matrix): New.
8740 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
8741 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
8742 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
8743 am_vector_index_for_loop): New.
8744 (struct data_reference): Add field access_matrix.
8745 (DR_ACCESS_MATRIX): New.
8746 (compute_data_dependences_for_loop): Update declaration.
8747 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
8748 * lambda.h (lambda_vector_vec_p): Declared.
8749 * lambda-code.c: Depend on pointer-set.h.
8750 (lambda_collect_parameters_from_af, lambda_collect_parameters,
8751 av_for_af_base, av_for_af, build_access_matrix,
8752 lambda_compute_access_matrices): New.
8753 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
8755 2008-05-20 Joseph Myers <joseph@codesourcery.com>
8757 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
8760 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8761 Sebastian Pop <sebastian.pop@amd.com>
8763 PR tree-optimization/36206
8764 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
8766 (instantiate_scev_1): Rename flags to fold_conversions.
8767 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
8768 outeside instantiation_loop.
8769 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
8770 (evolution_function_is_affine_or_constant_p): Removed.
8771 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
8773 (analyze_siv_subscript): Pass in the loop nest number.
8774 Call evolution_function_is_affine_in_loop instead of
8775 evolution_function_is_affine_p.
8776 (analyze_overlapping_iterations): Pass in the loop nest number.
8778 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8779 Sebastian Pop <sebastian.pop@amd.com>
8781 PR tree-optimization/36206
8782 * tree-chrec.h (chrec_fold_op): New.
8783 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
8786 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
8788 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
8790 (remove_duplicates): Do not set inode on non-inode systems.
8793 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
8795 * config.gcc (tm_file): Update comments about relative pathnames.
8797 2008-05-20 Richard Guenther <rguenther@suse.de>
8799 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
8800 * tree-ssa-sccvn.c (process_scc): Likewise.
8801 * tree-ssa-sink.c (execute_sink_code): Likewise.
8802 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
8803 * tree-vrp.c (process_assert_insertions): Likewise.
8804 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8805 (perform_tree_ssa_dce): Likewise.
8806 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
8807 (dump_dominator_optimization_stats): Likewise.
8808 * tree-vectorizer.c (vectorize_loops): Likewise.
8810 2008-05-20 Richard Guenther <rguenther@suse.de>
8812 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
8814 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
8816 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
8817 (ix86_i386elf_return_in_memory): Likewise.
8818 (ix86_i386interix_return_in_memory): Likewise.
8819 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
8820 (SUBTARGET_RETURN_IN_MEMORY): New.
8821 * config/i386/i386elf.h: Likewise.
8822 * config/i386/ptx4-i.h: Likewise.
8823 * config/i386/sol2-10.h: Likewise.
8824 * config/i386/sysv4.h: Likewise.
8825 * config/i386/vx-common.h: Likewise.
8826 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
8827 * config/i386/i386.c (ix86_return_in_memory): Made static and
8828 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
8829 (ix86_i386elf_return_in_memory): Removed.
8830 (ix86_i386interix_return_in_memory): Removed.
8831 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
8832 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
8834 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
8836 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
8838 2008-05-19 Xinliang David Li <davidxl@google.com>
8840 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
8842 * common.opt: Ditto.
8843 * doc/invoke.texi: Ditto.
8845 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
8847 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
8848 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
8850 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
8852 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
8853 sizes of operand array from 8/4 to 4/2.
8854 (ix86_expand_vector_init_general): Change size of operand array
8855 from 32 to 16. Remove op0, op1 and half_mode.
8857 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
8859 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
8860 (ix86_expand_vector_init_interleave): Likewise.
8861 (ix86_expand_vector_init_general): Use them. Assert
8862 word_mode == SImode when n_words == 4.
8864 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
8866 * config/i386/i386.c (ix86_secondary_reload): New static function.
8867 (TARGET_SECONDARY_RELOAD): New define.
8868 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
8869 * config/i386/i386.md (reload_outqi): Remove.
8871 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8874 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
8875 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
8876 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
8877 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
8878 (fold_builtin_1): Likewise.
8879 * builtins.def (BUILT_IN_ISINF_SIGN): New.
8880 c-common.c (check_builtin_function_arguments): Handle
8881 BUILT_IN_ISINF_SIGN.
8882 * doc/extend.texi: Document __builtin_isinf_sign.
8883 * fold-const.c (operand_equal_p): Handle COND_EXPR.
8885 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
8887 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
8888 EH cleanup at the end of the pass, search for those that have been
8889 turned into forwarder blocks and do the cleanup on their successor.
8891 2008-05-18 Richard Guenther <rguenther@suse.de>
8893 * tree-cfg.c (verify_gimple_expr): Allow conversions from
8894 pointers to sizetype and vice versa.
8896 2008-05-18 Xinliang David Li <davidxl@google.com>
8898 * gcc/tree-ssa-dce.c: Coding style fix.
8899 (check_pow): Documentation comment.
8900 (check_log): Documenation comment. Coding style fix.
8901 (is_unnecessary_except_errno_call): Ditto.
8902 (gen_conditions_for_pow): Ditto.
8903 (gen_conditions_for_log): Ditto.
8904 (gen_shrink_wrap_conditions): Ditto.
8905 (shrink_wrap_one_built_in_calls): Ditto.
8906 * gcc/doc/invoke.texi: Better documentation string.
8907 * ChangeLog: Fix wrong change log entries from
8908 May 17 checkin on function call DCE.
8910 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
8912 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
8914 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
8916 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
8917 * df-problems.c (simulation routines): Fixed block comment to
8918 properly say how to add forwards scanning functions.
8920 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
8922 * tree-inline.c (setup_one_parameter): Remove dead code.
8924 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
8926 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
8927 a BIT_AND_EXPR only for an INTEGER_TYPE.
8929 2008-05-17 Xinliang David Li <davidxl@google.com>
8931 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
8932 (check_pow, check_log, is_unnecessary_except_errno_call): New
8933 functions to check for eliminating math functions that are pure
8934 except for setting errno.
8935 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
8936 general condition expressions for shrink-wrapping pow/log calls.
8937 (gen_shrink_wrap_conditions): Ditto.
8938 (shrink_wrap_one_built_in_call): Ditto.
8939 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
8940 (mark_operand_necessary): If debugging, output if OP is necessary.
8941 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
8943 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
8945 * gcc/common.opt: New user flag -ftree-builtin-dce.
8946 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
8948 2008-05-16 David S. Miller <davem@davemloft.net>
8950 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
8951 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
8953 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
8956 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
8958 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8960 * ifcvt.c (dead_or_predicable): Rename
8961 df_simulate_one_insn_backwards to df_simulate_one_insn.
8962 * recog.c (peephole2_optimize): Ditto.
8963 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
8965 * df.h: Rename df_simulate_one_insn_backwards to
8966 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
8967 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
8968 scanning of defs and uses.
8969 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
8970 (df_simulate_one_insn_forwards): Removed.
8972 2008-05-16 Doug Kwan <dougkwan@google.com>
8974 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
8976 (real_from_string): Handle NaNs and Inf as approriate.
8978 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
8980 * doc/gty.texi (Source Files Containing Type Information): Note
8981 that headers should appear first in the gtfiles list.
8983 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8985 * tree.def (COND_EXEC): Properly documented this code.
8987 2008-05-16 Diego Novillo <dnovillo@google.com>
8989 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
8990 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
8993 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8995 * tree-ssa-dse (max_stmt_uid): Removed.
8996 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
8997 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
8998 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
8999 * function.h (cfun.last_stmt_uid): New field.
9000 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
9001 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
9003 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
9004 (create_stmt_ann): Initialize the ann->uid field.
9005 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
9007 * tree-flow.h (renumber_gimple_stmt_uids): New function.
9009 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
9011 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
9012 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
9013 (init_empty_tree_cfg): Call it.
9015 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9017 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
9020 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9022 * doc/invoke.text (-fdump-tree-*-verbose): New option.
9023 * tree-dump.c (dump_options): New verbose option.
9024 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
9026 * tree-pass.h (TDF_VERBOSE): New dump flag.
9027 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
9028 (tree-flow.h): Added include.
9029 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
9031 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
9033 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
9035 From Jie Zhang <jie.zhang@analog.com>
9036 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9037 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
9038 mcpu=bf561-none and mcpu=bf561-0.2.
9039 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9040 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
9041 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9042 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
9043 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
9044 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
9045 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
9047 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
9048 (cputype_selected): Remove.
9049 (bfin_handle_option): Don't use cputype_selected.
9050 (override_options): When no mcpu option, enable all workarounds.
9051 Don't use bfin_workarounds.
9052 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
9054 (DEFAULT_CPU_TYPE): Don't define.
9056 2008-05-16 Richard Guenther <rguenther@suse.de>
9058 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
9059 on deletion of the last stmt.
9061 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
9063 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
9064 V8HImode for SSE2 and V16QImode for SSE4.1.
9066 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9068 * cgraph.h (compute_inline_parameters): Made public.
9069 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
9070 variable_generate_summary, function_write_summary,
9071 variable_write_summary, variable_read_summary. Added generate_summary,
9072 write_summary, read_summary.
9073 * cgraphunit.c (cgraph_process_new_functions): Changed call from
9074 pass_ipa_inline.function_generate_summary, to
9075 compute_inline_parameters.
9076 * ipa-inline.c (compute_inline_parameters): Made public and added
9078 (compute_inline_parameters_for_current): New function.
9079 (pass_inline_param): Now calls compute_inline_parameters_for_current.
9080 (inline_generate_summary): Removed parameter and made to loop over
9082 (pass_ipa_inline): Updated for new IPA_PASS structure.
9083 * passes.c (execute_ipa_summary_passes): Now is called once per
9084 pass rather than once per node*pass.
9086 2008-05-15 Anatoly Sokolov <aesok@post.ru>
9088 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
9089 avr_have_mul_p, avr_asm_only_p): Remove variables.
9090 (avr_override_options): Remove initialization of removed variables.
9091 (avr_file_start): Convert removed variables to fields of
9092 'struct base_arch_s *avr_current_arch'.
9093 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
9094 (AVR_HAVE_MUL): (Ditto.).
9095 (AVR_HAVE_MOVW): (Ditto.).
9096 (AVR_HAVE_LPMX): (Ditto.).
9097 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
9098 avr_asm_only_p): Remove declaration.
9100 2008-05-15 Diego Novillo <dnovillo@google.com>
9102 * config/arm/arm.c (arm_return_in_memory): Fix return type.
9103 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
9105 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
9108 * combine.c (check_conversion): Rename back to check_promoted_subreg.
9109 Don't call record_truncated_value from here.
9110 (record_truncated_value): Turn it into a for_each_rtx callback.
9111 (record_truncated_values): New function.
9112 (combine_instructions): Call note_uses with record_truncated_values.
9113 Change name of check_conversion to check_promoted_subreg.
9115 2008-05-15 Janis Johnson <janis187@us.ibm.com>
9117 * doc/sourcebuild.texi: Document support for torture tests.
9119 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
9121 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
9122 to alternative 4 of operand 2.
9124 2008-05-15 Richard Guenther <rguenther@suse.de>
9126 * tree-pass.h (current_pass): Declare.
9127 (get_pass_for_id): Likewise.
9128 * passes.c (passes_by_id, passes_by_id_size): New globals.
9129 (set_pass_for_id): New function.
9130 (get_pass_for_id): Likewise.
9131 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
9132 (execute_function_todo): Flush per function statistics.
9133 * toplev.c (compile_file): Init statistics.
9134 (general_init): Do early statistics initialization.
9135 (finalize): Finish statistics.
9136 * statistics.h (statistics_early_init): Declare.
9137 (statistics_init): Likewise.
9138 (statistics_fini): Likewise.
9139 (statistics_fini_pass): Likewise.
9140 (statistics_counter_event): Likewise.
9141 (statistics_histogram_event): Likewise.
9142 * statistics.c: New file.
9143 * Makefile.in (OBJS-common): Add statistics.o.
9144 (statistics.o): Add dependencies.
9145 * doc/invoke.texi (-fdump-statistics): Document.
9147 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
9149 (execute_pre): Use statistics_counter_event.
9150 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
9151 (substitute_and_fold): Increment it. Use statistics_counter_event.
9153 2008-05-15 Diego Novillo <dnovillo@google.com>
9155 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
9157 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
9158 * tree-ssa-alias.c (new_type_alias): Remove references to
9159 sub-variables from comment.
9160 * tree-ssa-operands.c (swap_tree_operands): Likewise.
9162 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
9164 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
9165 attribute to 1 only for insertps alternative.
9167 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
9169 * config/bfin/bfin.md (loadbytes): New pattern.
9170 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
9171 (bfin_init_builtins): Initialize it.
9172 (bdesc_1arg): Add it.
9174 2008-05-15 Sa Liu <saliu@de.ibm.com>
9176 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
9177 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
9178 * testsuite/lib/target-supports.exp: Add
9179 check_effective_target_fortran_integer_16.
9181 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
9183 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
9184 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
9185 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
9186 (TARGET_RETURN_IN_MEMORY): Define.
9188 2008-05-15 Richard Guenther <rguenther@suse.de>
9191 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
9192 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
9193 represent unmodifiable vars.
9195 2008-05-15 Richard Guenther <rguenther@suse.de>
9197 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
9198 INDIRECT_REF and TARGET_MEM_REF.
9199 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9202 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
9203 H.J. Lu <hongjiu.lu@intel.com>
9205 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
9206 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
9207 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
9208 insn alternatives. Add missing alternatives.
9209 (*vec_concatv2di_rex64_sse4_1): Likewise.
9210 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
9211 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
9214 2008-05-15 Richard Guenther <rguenther@suse.de>
9216 PR tree-optimization/36009
9217 PR tree-optimization/36204
9218 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
9219 (determine_invariantness_stmt): Record the loop a store is
9221 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
9224 2008-05-15 Richard Guenther <rguenther@suse.de>
9226 PR tree-optimization/34330
9227 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
9228 through the pointer will alias the SMT.
9230 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
9232 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
9234 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
9236 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
9238 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9239 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9241 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
9242 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
9243 (vashl_optab): New optab for vector/vector shifts.
9244 (vashr_optab): Ditto.
9245 (vlshr_optab): Ditto.
9246 (vrotl_optab): Ditto.
9247 (vrotr_optab): Ditto.
9248 (optab_subtype): New enum for optab_for_tree_code call.
9249 (optab_for_tree_code): Add enum optab_subtype argument.
9251 * optabs.c (optab_for_tree_code): Take an additional argument to
9252 distinguish between a vector shift by a scalar and vector shift by
9253 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
9254 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
9255 vector shift by a vector.
9256 (expand_widen_pattern_expr): Pass additional argument to
9257 optab_for_tree_code.
9259 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
9260 vrotl_optab, vrotr_optab.
9262 * expr.c (expand_expr_real_1): Update calls to
9263 optab_for_tree_code to distinguish between vector shifted by a
9264 scalar and vector shifted by a vector.
9265 * tree-vectorizer.c (supportable_widening_operation): Ditto.
9266 (supportable_narrowing_operation): Ditto.
9267 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
9268 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
9269 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
9270 (vect_create_epilog_for_reduction): Ditto.
9271 (vectorizable_reduction): Ditto.
9272 (vectorizable_operation): Ditto.
9273 (vect_strided_store_supported): Ditto.
9274 (vect_strided_load_supported): Ditto.
9275 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9276 * expmed.c (expand_shift): Ditto.
9278 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
9280 (ashr@var{m}3): Ditto.
9281 (vashl@var{m}3): Document new vector/vector shift standard name.
9282 (vashr@var{m}3): Ditto.
9283 (vlshr@var{m}3): Ditto.
9284 (vrotl@var{m}3): Ditto.
9285 (vrotr@var{m}3): Ditto.
9287 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
9288 (PPERM_INVERT): Ditto.
9289 (PPERM_REVERSE): Ditto.
9290 (PPERM_REV_INV): Ditto.
9291 (PPERM_ZERO): Ditto.
9292 (PPERM_ONES): Ditto.
9293 (PPERM_SIGN): Ditto.
9294 (PPERM_INV_SIGN): Ditto.
9295 (PPERM_SRC1): Ditto.
9296 (PPERM_SRC2): Ditto.
9298 * config/i386/sse.md (mulv2di3): Add SSE5 support.
9299 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
9300 allows a memory operand to be the value being added, and split it
9301 to improve vectorization.
9302 (sse5_pmacsdqh_mem): Ditto.
9303 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
9304 (sse5_mulv2div2di3_high): Ditto.
9305 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
9306 (vec_pack_trunc_v4si): Ditto.
9307 (vec_pack_trunc_v2di): Ditto.
9308 (sse5_pcmov_<mode>): Remove code that tried to use use
9309 andps/andnps instead of pcmov.
9310 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
9311 pmacsdqh instructions.
9312 (vec_widen_smult_lo_v4si): Ditto.
9314 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
9315 (PPERM_INVERT): Ditto.
9316 (PPERM_REVERSE): Ditto.
9317 (PPERM_REV_INV): Ditto.
9318 (PPERM_ZERO): Ditto.
9319 (PPERM_ONES): Ditto.
9320 (PPERM_SIGN): Ditto.
9321 (PPERM_INV_SIGN): Ditto.
9322 (PPERM_SRC1): Ditto.
9323 (PPERM_SRC2): Ditto.
9324 (ix86_expand_sse_movcc): Move the SSE5 test after the if
9326 (ix86_expand_int_vcond): If SSE5 generate all possible integer
9328 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
9329 says ignore whether the last reference is a memory operand.
9331 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9332 Paolo Bonzini <bonzini at gnu dot org>
9334 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
9337 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
9338 (vlshr<mode>3): Rename from vlshr<mode>3.
9339 (vashr<mode>3): Rename from vashr<mode>3.
9340 (mulv4sf3): Change the names of vector shift patterns.
9344 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
9347 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
9372 * config/spu/spu.md (v): New iterator macro to add v for vector types.
9373 (floatunssidf2_internal): Change vector/vector shift names.
9374 (floatunsdidf2_internal): Ditto.
9381 (vashl<mode>3): Rename from ashl<mode>3.
9382 (vashr<mode>3): Rename from ashr<mode>3.
9383 (vlshr<mode>3): Rename from lshr<mode>3.
9384 (vrotl<mode>3): Rename from rotl<mode>3.
9386 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9389 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
9390 multiply gives the wrong value when doing widening multiplies.
9391 (vec_widen_smult_lo_v4si): Ditto.
9393 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
9395 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
9396 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
9397 emit_library_call_value.
9398 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
9399 * tree.h (ECF_LIBCALL_BLOCK): Removed.
9400 * calls.c (initialize_argument_information, precompute_arguments,
9401 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
9402 (precompute_arguments): Removed flags parameter.
9403 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
9405 2008-05-14 Richard Guenther <rguenther@suse.de>
9407 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
9408 Make sure to register the store if the use is a PHI_NODE.
9410 2008-05-14 Olivier Hainque <hainque@adacore.com>
9412 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
9413 memory if the component is to be referenced in BLKmode according
9414 to get_inner_reference.
9416 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
9418 * calls.c (emit_library_call_value_1): Restore code clearing
9419 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
9421 2008-05-14 Olivier Hainque <hainque@adacore.com>
9422 Nicolas Roche <roche@adacore.com>
9424 * configure.ac: Add support for a "gcc_subdir" variable in
9425 config-lang.in, to denote a subdirectory where the language/GCC
9426 integration files are to be found.
9427 * configure: Regenerate.
9429 2008-05-14 Ira Rosen <irar@il.ibm.com>
9431 PR tree-optimization/36098
9432 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
9433 value for the first load in the group in case of a gap.
9434 (vect_build_slp_tree): Check that there are no gaps in loads.
9436 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
9438 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
9439 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
9440 expand_copysign_bit, ): Change call to emit_no_conflict_block to
9441 emit_insn and remove unneeded code to construct extra args.
9442 (emit_no_conflict_block): Removed.
9443 * optabls.h: (emit_no_conflict_block): Removed.
9444 * cse.c (cse_extended_basic_block): Remove search for
9445 REG_NO_CONFLICT note.
9446 * global.c: Removed incorrect comment added in revision 117.
9447 * expr.c (convert_move): Change call to emit_no_conflict_block to
9449 * recog.c: Change comments so that they do not mention
9451 * local_alloc.c (combine_regs): Removed last parameter.
9452 (no_conflict_p): Removed.
9453 (block_alloc): Removed note, no_conflict_combined_regno and set
9454 local vars. Removed all code to process REG_NO_CONFLICT blocks.
9455 (combine_regs): Removed already_dead and code to look for
9456 REG_NO_CONFLICT notes.
9457 * lower_subreg (remove_retval_note): Removed code to look for
9458 REG_NO_CONFLICT block.
9459 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
9460 (resolve_clobber): Remove code to process libcalls that have
9461 REG_NO_CONFLICT notes.
9462 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
9464 * combine.c (can_combine_p, distribute_notes): Removed
9465 REG_NO_CONFLICT case.
9466 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
9468 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
9469 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
9471 * reg-notes.def (NO_CONFLICT): Removed.
9473 2008-05-14 David S. Miller <davem@davemloft.net>
9475 * config/sparc/sparc.c (sparc_profile_hook): If
9476 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
9477 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
9478 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
9480 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
9482 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
9484 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
9487 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
9488 and op1 expansion before vector concat to have less live pseudos.
9490 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
9492 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
9493 ix86_expand_vector_set if supported.
9495 2008-05-13 Diego Novillo <dnovillo@google.com>
9496 Kenneth Zadeck <zadeck@naturalbridge.com>
9498 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
9500 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
9501 phinodes_print_statistics, init_ssanames, fini_ssanames,
9502 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
9503 release_ssa_name, release_defs, replace_ssa_name_symbol,
9504 ssanames_print_statistics): Move ...
9505 * tree-flow.h: ... here.
9506 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
9507 Use FN instead of cfun.
9508 (make_ssa_name_fn): Rename from make_ssa_name.
9509 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
9510 * tree-flow-inline.h (make_ssa_name): Move from
9511 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
9512 * omp-low.c (expand_omp_parallel):
9513 * tree-flow-inline.h (redirect_edge_var_map_result):
9514 * tree-ssa.c (init_tree_ssa): Add argument FN.
9515 Use it instead of cfun. Update all users.
9517 2008-05-13 Tom Tromey <tromey@redhat.com>
9519 PR preprocessor/22168:
9520 * doc/cpp.texi (Top): Update menu.
9521 (Alternatives to Wrapper #ifndef): New node.
9522 (Other Directives): Document deprecation.
9523 (Obsolete Features): Remove menu.
9524 (Assertions): Merge node into Obsolete Features.
9525 (Obsolete once-only headers): Move earlier; rename to Alternatives
9527 * doc/cppopts.texi: Update.
9528 * c.opt (Wdeprecated): Enable for C and ObjC.
9529 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
9530 (C++ Dialect Options): Move -Wno-deprecated from here to...
9531 (Warning Options): ... here.
9533 2008-05-13 Richard Guenther <rguenther@suse.de>
9536 * fold-const.c (fold_sign_changed_comparison): Do not allow
9537 changes in pointer-ness.
9539 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9542 * config/sh/sh.c (sh_expand_prologue): Don't clear
9543 RTX_FRAME_RELATED_P for push insns.
9545 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
9547 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
9549 2008-05-12 Anatoly Sokolov <aesok@post.ru>
9551 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
9552 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
9553 Use 'machine->is_leaf' instead of 'leaf_func_p'.
9555 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
9557 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
9558 (*vec_concatv4sf_sse): This.
9559 (*sse2_concatv2si): Renamed to ...
9560 (*vec_concatv2si_sse2): This.
9561 (*sse1_concatv2si): Renamed to ...
9562 (*vec_concatv2si_sse): This.
9563 (*vec_concatv2di_rex): Renamed to ...
9564 (*vec_concatv2di_rex64): This.
9565 (*vec_concatv2si_sse4_1): New.
9566 (*vec_concatv2di_rex64_sse4_1): Likewise.
9568 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
9570 PR rtl-optimization/36111
9571 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
9572 that was created for swappable operands.
9574 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
9577 * Makefile.in: Substitute GNATMAKE and GNATBIND.
9578 * configure.ac: Add call to ACX_PROG_GNAT.
9580 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
9582 * optc-gen.awk: Fix comment typo.
9584 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9586 * pretty-print.c (pp_integer_with_precision): Use
9587 HOST_LONG_LONG_FORMAT.
9589 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
9591 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
9593 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
9595 * config/i386/i386.c (bdesc_ptest): Removed.
9596 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
9597 (bdesc_args): Add __builtin_ia32_ptestz128,
9598 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
9599 (ix86_init_mmx_sse_builtins): Updated.
9600 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
9601 (ix86_expand_builtin): Updated.
9603 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
9605 * tree-cfg.c (valid_fixed_convert_types_p): New function.
9606 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
9608 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
9610 * value-prof.c (interesting_stringop_to_profile): Do not
9611 return early for BUILT_IN_MEMPCPY.
9613 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
9615 * calls.c (expand_call): Don't use callgraph to increase
9616 preferred_stack_boundary.
9618 * cgraph.h (cgraph_rtl_info): Use unsigned on
9619 preferred_incoming_stack_boundary.
9621 * final.c (rest_of_clean_state): Use unsigned on
9622 preferred_stack_boundary.
9624 2008-05-09 Tom Tromey <tromey@redhat.com>
9626 PR preprocessor/22231:
9627 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
9630 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
9632 PR tree-optimization/36129
9633 * tree-ssa-ccp.c: Include value-prof.h.
9634 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
9635 built-in function was folded to a constant.
9636 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
9638 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
9639 Sebastian Pop <sebastian.pop@amd.com>
9641 * tree-scalar-evolution.c: Document instantiate_scev.
9642 (instantiate_parameters_1): Renamed instantiate_scev_1.
9643 Don't use the same loop for instantiation_loop and evolution_loop.
9644 (instantiate_scev): New.
9645 (instantiate_parameters): Moved...
9646 (resolve_mixers): Update call to instantiate_scev_1 to pass the
9647 same loop twice. Maintains the semantics for this function.
9648 * tree-scalar-evolution.h (instantiate_scev): Declare.
9649 (instantiate_parameters): ...here. Now static inline.
9650 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
9651 instead of resolve_mixers.
9653 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9655 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
9657 2008-05-09 Tomas Bily <tbily@suse.cz>
9659 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
9660 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
9661 * tree-ssa-structalias.c (get_constraint_for): Likewise.
9662 * c-common.c (c_common_truthvalue_conversion): Likewise.
9663 * tree-object-size.c (compute_object_offset): Likewise.
9664 * tree-inline.c (estimate_num_insns_1): Likewise.
9665 * varasm.c (const_hash_1, compare_constant, copy_constant)
9666 (compute_reloc_for_constant, output_addressed_constants)
9667 (initializer_constant_valid_p): Likewise.
9668 * c-omp.c (check_omp_for_incr_expr): Likewise.
9669 * gimplify.c (gimplify_expr): Likewise.
9670 * c-typeck.c (c_finish_return): Likewise.
9671 * tree-vectorizer.c (supportable_widening_operation)
9672 (supportable_narrowing_operation): Likewise.
9673 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
9674 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
9675 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9676 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
9677 (descr_info_loc): Likewise.
9678 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
9679 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
9680 (fold_unary): Likewise.
9681 * builtins.c (get_pointer_alignment): Likewise.
9682 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
9683 (instantiate_parameters_1): Likewise.
9684 * tree.c (expr_align, stabilize_reference): Likewise.
9685 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
9686 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
9687 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
9688 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
9689 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
9690 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
9692 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
9693 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
9694 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9695 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
9696 (forward_propagate_comparison)
9697 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9698 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
9699 * emit-rtl.c (component_ref_for_mem_expr)
9700 (set_mem_attributes_minus_bitpos): Likewise.
9701 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
9702 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
9704 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
9705 (build_function_call, pointer_diff, build_compound_expr)
9706 (c_finish_return): Likewise.
9707 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
9708 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
9710 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
9711 * expr.c (is_aligning_offset): Likewise.
9712 * tree-ssa-alias.c (is_escape_site): Likewise.
9713 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
9714 (check_all_va_list_escapes): Likewise.
9715 * tree-ssa-loop-ivopts.c (determine_base_object)
9716 (determine_common_wider_type): Likewise.
9717 * dojump.c (do_jump): Likewise.
9718 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
9719 * tree-gimple.c (is_gimple_cast): Likewise.
9720 * fold-const.c (decode_field_reference, )
9721 (fold_sign_changed_comparison, fold_unary, fold_comparison)
9722 (fold_binary): Likewise.
9723 * tree-ssa-alias-warnings.c (find_alias_site_helper)
9724 (already_warned_in_frontend_p): Likewise.
9725 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
9726 * tree.c (really_constant_p, get_unwidened): Likewise.
9727 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9728 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9729 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
9731 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
9733 (CONVERT_EXPR_P): Define.
9734 (CASE_CONVERT): Define.
9736 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
9739 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
9740 (delete_unmarked_insns): When deleting a call, call
9741 delete_unreachable_blocks.
9742 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
9743 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
9745 2008-05-08 Richard Guenther <rguenther@suse.de>
9747 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
9748 (-ftree-salias): Likewise.
9749 (salias-max-implicit-fields): Remove param documentation.
9750 (salias-max-array-elements): Likewise.
9751 * tree-pass.h (pass_create_structure_vars): Remove.
9752 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
9753 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
9754 * tree-ssa-alias.c (create_structure_vars): Remove.
9755 (gate_structure_vars): Likewise.
9756 (pass_create_structure_vars): Likewise.
9757 (gate_build_alias): Likewise.
9758 (pass_build_alias): Adjust to run always and dump the function.
9759 * common.opt (ftree-salias): Hide.
9760 * passes.c (init_optimization_passes): Remove
9761 pass_create_structure_vars, adjust comment.
9762 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
9763 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
9764 * opts.c (decode_options): Do not set flag_tree_salias.
9765 (common_handle_option): Add OPT_ftree_salias to the backward
9766 compatibility section.
9768 2008-05-08 Richard Guenther <rguenther@suse.de>
9770 * tree-flow-inline.h (var_can_have_subvars): Move ...
9771 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
9772 * tree-flow.h (var_can_have_subvars): Remove.
9773 (push_fields_onto_fieldstack): Remove.
9774 (sort_fieldstack): Likewise.
9775 (struct fieldoff): Move ...
9776 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
9777 alias_set and base_for_components fields.
9778 (sort_fieldstack): Make static.
9779 (push_fields_onto_fieldstack): Likewise. Remove code that
9780 handles anything but RECORD_TYPEs. Remove alias_set and
9781 base_for_components handling.
9782 (create_variable_info_for): Adjust.
9784 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
9786 * common.opt (Wframe-larger-than=): Shorten the help message
9788 * doc/invoke.texi (Wframe-larger-than=): Add more description.
9790 2008-05-08 Rafael Espindola <espindola@google.com>
9792 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
9794 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
9795 trap and that both operands are gimple values.
9796 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
9797 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
9800 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
9802 * read-rtl.c (join_c_conditions): Return the first string if the
9803 two strings are equal.
9805 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
9807 * gensupport.h (pred_data): Add a "num_codes" field.
9808 (add_predicate_code): Declare.
9809 * gensupport.c (add_predicate_code): New function.
9810 (std_pred_table): Add an "allows_const_p" field.
9811 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
9812 Remove the (incomplete) list of such codes from the codes field.
9813 (init_predicate_table): Use add_predicate_code. Add all
9814 RTX_CONST_OBJs if allows_const_p is true.
9815 * genrecog.c (process_define_predicate): Use add_predicate_code.
9817 2008-05-08 David Daney <ddaney@avtrex.com>
9818 Richard Sandiford <rsandifo@nildram.co.uk>
9820 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
9821 special case of constant zero operands.
9822 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
9823 old and new values. Special case constant zero values.
9824 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
9826 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
9827 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
9829 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
9832 * simplify-rtx.c (simplify_plus_minus): Create CONST of
9833 similar RTX_CONST_OBJ before CONST_INT.
9835 2008-05-08 Steve Ellcey <sje@cup.hp.com>
9837 * stmt.c (expand_stack_restore): Change sa mode if needed.
9839 2008-05-08 Richard Guenther <rguenther@suse.de>
9841 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
9842 return type to bool.
9843 (ix86_sol10_return_in_memory): Likewise.
9844 (ix86_i386elf_return_in_memory): Likewise.
9845 (ix86_i386interix_return_in_memory): Likewise.
9846 * config/i386/i386.c (ix86_return_in_memory): Likewise.
9847 (ix86_sol10_return_in_memory): Likewise.
9848 (ix86_i386elf_return_in_memory): Likewise.
9849 (ix86_i386interix_return_in_memory): Likewise.
9851 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
9854 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
9856 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
9857 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
9860 2008-05-08 Richard Guenther <rguenther@suse.de>
9862 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
9863 * tree-data-ref.h (struct dr_alias): Remove subvars field.
9864 (DR_SUBVARS): Remove.
9865 * tree-dfa.c (dump_subvars_for): Remove.
9866 (debug_subvars_for): Likewise.
9867 (dump_variable): Do not dump subvars.
9868 (remove_referenced_var): Do not remove subvars.
9869 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
9870 (lookup_subvars_for_var): Remove.
9871 (get_subvars_for_var): Likewise.
9872 (get_subvars_at): Likewise.
9873 (get_first_overlapping_subvar): Likewise.
9874 (overlap_subvar): Likewise.
9875 * tree-flow.h (subvar_t): Remove.
9876 (struct var_ann_d): Remove subvars field.
9877 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
9878 argument. Remove special handling of SFTs.
9879 (compute_tag_properties): Likewise.
9880 (set_initial_properties): Likewise.
9881 (compute_call_clobbered): Likewise.
9882 (count_mem_refs): Likewise.
9883 (compute_memory_partitions): Likewise.
9884 (compute_flow_insensitive_aliasing): Likewise.
9885 (setup_pointers_and_addressables): Likewise.
9886 (new_type_alias): Likewise.
9887 (struct used_part): Remove.
9888 (used_portions): Likewise.
9889 (struct used_part_map): Likewise.
9890 (used_part_map_eq): Likewise.
9891 (used_part_map_hash): Likewise.
9892 (free_used_part_map): Likewise.
9893 (up_lookup): Likewise.
9894 (up_insert): Likewise.
9895 (get_or_create_used_part_for): Likewise.
9896 (create_sft): Likewise.
9897 (create_overlap_variables_for): Likewise.
9898 (find_used_portions): Likewise.
9899 (create_structure_vars): Likewise.
9900 * tree.def (STRUCT_FIELD_TAG): Remove.
9901 * tree.h (MTAG_P): Adjust.
9902 (struct tree_memory_tag): Remove base_for_components and
9903 unpartitionable flags.
9904 (struct tree_struct_field_tag): Remove.
9905 (SFT_PARENT_VAR): Likewise.
9906 (SFT_OFFSET): Likewise.
9907 (SFT_SIZE): Likewise.
9908 (SFT_NONADDRESSABLE_P): Likewise.
9909 (SFT_ALIAS_SET): Likewise.
9910 (SFT_UNPARTITIONABLE_P): Likewise.
9911 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
9912 (union tree_node): Remove sft field.
9913 * alias.c (get_alias_set): Remove special handling of SFTs.
9914 * print-tree.c (print_node): Remove handling of SFTs.
9915 * tree-dump.c (dequeue_and_dump): Likewise.
9916 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
9917 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
9918 * tree-predcom.c (set_alias_info): Do not set subvars.
9919 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
9920 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
9921 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
9922 (add_vars_for_offset): Remove.
9923 (add_virtual_operand): Remove special handling of SFTs.
9924 (add_call_clobber_ops): Likewise.
9925 (add_call_read_ops): Likewise.
9926 (get_asm_expr_operands): Likewise.
9927 (get_modify_stmt_operands): Likewise.
9928 (get_expr_operands): Likewise.
9929 (add_to_addressable_set): Likewise.
9930 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
9931 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9932 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
9933 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
9934 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
9935 (tree_node_structure): Likewise.
9936 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
9938 (find_what_p_points_to): Likewise.
9940 2008-05-08 Sa Liu <saliu@de.ibm.com>
9942 * config/spu/spu.md: Fixed subti3 pattern.
9944 2008-05-08 Richard Guenther <rguenther@suse.de>
9947 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
9948 sure to create a representative for trailing arrays for PTA.
9950 2008-05-08 Richard Guenther <rguenther@suse.de>
9953 * fold-const.c (operand_equal_p): Two objects which types
9954 differ in pointerness are not equal.
9956 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
9958 * calls.c (compute_argument_block_size): Add argument tree fndecl.
9959 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
9960 (emit_library_call_value_1): Add new variable fndecl initialized by
9961 NULL_TREE. It should be the decl type of orgfun, but this information
9962 seems not to be available here, so it uses the default calling abi.
9963 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
9964 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
9965 by TARGET_RETURN_IN_MEMORY.
9966 * config/i386/i386-interix.h: Likewise.
9967 * config/i386/i386.h: Likewise.
9968 * config/i386/i386elf.h: Likewise.
9969 * config/i386/ptx4-i.h: Likewise.
9970 * config/i386/sol2-10.h: Likewise.
9971 * config/i386/sysv4.h: Likewise.
9972 * config/i386/vx-common.h: Likewise.
9973 * config/cris/cris.h: Removed #if 0 clause.
9974 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
9975 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
9977 (ix86_sol10_return_in_memory): Likewise.
9978 (ix86_i386elf_return_in_memory): New.
9979 (ix86_i386interix_return_in_memory): New.
9980 * config/mt/mt-protos.h (mt_return_in_memory): New.
9981 * config/mt/mt.c: Likewise.
9982 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
9983 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
9984 * config/bfin/bfin.h: Likewise.
9985 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
9987 * config/bfin/bfin.c: Likewise.
9988 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
9989 * config/alpha/unicosmk.h: Likewise.
9990 * config/i386/cygming.h: Likewise.
9991 * config/iq2000/iq2000.h: Likewise.
9992 * config/mips/mips.h: Likewise.
9993 * config/mn10300/mn10300.h: Likewise.
9994 * config/rs6000/rs6000.h: Likewise.
9995 * config/score/score.h: Likewise.
9996 * config/spu/spu.h: Likewise.
9997 * config/v850/v850.h: Likewise.
9998 * defaults.h: Likewise.
9999 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
10000 * expr.c (emit_block_move): Adjust use of
10001 OUTGOING_REG_PARM_STACK_SPACE.
10002 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
10003 OUTGOING_REG_PARM_STACK_SPACE.
10004 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
10006 2008-05-08 Jakub Jelinek <jakub@redhat.com>
10008 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
10009 on OMP_RETURN for OMP_FOR.
10012 * dwarf2out.c (dw_expand_expr, common_check): Removed.
10013 (fortran_common): New function.
10014 (gen_variable_die): Call fortran_common instead of common_check,
10015 adjust for it returning tree instead of rtx. Formatting.
10017 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
10021 * see.c (see_copy_insn): Copy new pure const attributes for new call.
10022 * c-decl.c (merge_decls): Ditto.
10023 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
10024 to RTL_CONST_OR_PURE_CALL_P.
10025 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
10026 Initialized DECL_LOOPING_CONST_PURE.
10027 (process_call_operands): Set tree_side_effects properly.
10028 * tree.h (TREE_READONLY_DECL_P): Removed.
10029 (DECL_IS_PURE): Renamed to DECL_PURE_P.
10030 (DECL_LOOPING_OR_CONST_P): New macro.
10031 (struct tree_function_decl): Added looping_const_or_pure_p.
10032 (ECF_*) Renumbered.
10033 (ECF_LOOPING_OR_CONST_P): New macro.
10034 * rtlanal.c (pure_const_p): Removed.
10035 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
10036 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
10037 to RTL_CONST_CALL_P.
10038 * ipa-pure-const.c (pure_const_state_e): Added looping field.
10039 (check_decl, check_tree, check_call, scan_function): Initialize
10041 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
10042 (static_execute): Set looping true for recursive functions.
10043 Undo setting state to IPA_NEITHER for recursive functions.
10044 * cse.c (cse_insn):
10045 * ifcvt.c (noce_can_store_speculate_p): Changed
10046 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
10047 RTL_CONST_OR_PURE_CALL_P.
10048 * dse.c (scan_insn): Ditto.
10049 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
10050 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
10051 RTL_CONST_OR_PURE_CALL_P.
10052 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
10053 pure_call_p to RTL_CONST_CALL_P.
10054 * gimplify.c (gimplify_call_expr): Clear side effects for
10055 non-looping pure and constant calls.
10056 * calls.c (emit_call_1): Set rtl flags from ecf flags.
10057 (flags_from_decl_or_type): Set ecf flags from decl flags.
10058 (initialize_argument_information): Turn off
10059 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
10060 Change const to pure if callee_copies is true rather than just
10062 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
10063 way of marking pure calls.
10064 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
10065 Remove hack that was supposed to fix pr7335 and remove old
10066 way of marking pure calls.
10067 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
10068 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
10069 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
10070 RTL_CONST_OR_PURE_CALL_P.
10071 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
10072 * loop-invariant.c (find_exits, find_invariant_bb): Changed
10073 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
10074 * sched-deps.c (schedule_analyze): Ditto.
10075 * rtl.h (struct rtx_def): Use call field, unchanging field, and
10076 return_val field of calls to represent pure and const function info.
10077 (CONST_OR_PURE_CALL_P): Deleted macro.
10078 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
10079 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
10080 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
10082 * tree-optimize.c (execute_fixup_cfg): Added test for
10083 ECF_LOOPING_CONST_OR_PURE.
10084 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
10086 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
10087 effects for looping pure or const calls.
10088 (verify_gimple_expr): Added verification code.
10089 * config/alpha/alpha.c (alpha_legitimize_address,
10090 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
10092 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
10093 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
10094 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
10095 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
10096 RTL_CONST_OR_PURE_CALL_P.
10097 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
10098 and const calls to be deleted.
10100 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
10103 * config/i386/mmx.md (mmx_subv2sf3): New expander.
10104 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
10105 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
10106 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10107 to handle nonimmediate operands.
10108 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
10109 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
10110 to handle nonimmediate operands.
10111 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
10112 (mmx_pmulhrwv4hi3): New expander. Use
10113 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10114 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
10115 (sse2_umulv1siv1di3): New expander. Use
10116 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10117 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
10118 (mmx_eq<mode>3): New expander. Use
10119 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10120 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
10121 (mmx_uavgv8qi3): New expander. Use
10122 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10123 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
10124 (mmx_uavgv4hi3): New expander. Use
10125 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10127 * config/i386/sse.md
10128 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
10129 to handle nonimmediate operands.
10130 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
10131 to handle nonimmediate operands.
10132 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
10133 to handle nonimmediate operands.
10134 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
10135 to handle nonimmediate operands.
10136 (sse2_unpckhpd_exp): New expander. Use
10137 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10138 (sse2_unpcklpd_exp): New expander. Use
10139 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10140 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
10141 to handle nonimmediate operands.
10142 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
10143 to handle nonimmediate operands.
10144 (*sse2_<plusminus_insn><mode>3): Rename from
10145 sse2_<plusminus_insn><mode>3 insn pattern.
10146 (sse2_<plusminus_insn><mode>3): New expander. Use
10147 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10148 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
10149 (sse2_umulv2siv2di3): New expander. Use
10150 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10151 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
10152 (sse4_1_mulv2siv2di3): New expander. Use
10153 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10154 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
10155 (sse2_pmaddwd): New expander. Use
10156 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10157 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
10158 (sse2_eq<mode>3): New expander. Use
10159 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10160 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
10161 (sse4_1_eqv2di3): New expander. Use
10162 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10163 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
10164 (sse2_uavgv16qi3): New expander. Use
10165 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10166 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
10167 (sse2_uavgv16qi3): New expander. Use
10168 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10169 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
10170 (sse2_uavgv8hi3): New expander. Use
10171 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10172 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
10173 (ssse3_pmulhrswv8hi3): New expander. Use
10174 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10175 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
10176 (ssse3_pmulhrswv4hi3): New expander. Use
10177 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10179 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
10180 (<sse>_vmmul<mode>3): Ditto.
10181 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
10183 (ssse3_pmaddubsw128): Use register_operand for operand 1.
10184 (ssse3_pmaddubsw): Ditto.
10186 * config/i386/i386.c (struct_builtin_description)
10187 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
10188 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
10189 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
10190 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
10191 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
10192 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
10193 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
10194 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
10195 (ix86_fixup_binary_operands): Assert that src1
10196 and src2 must have the same mode when swapped.
10197 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
10198 and ix86_binary_operator_ok. Do not force operands in registers
10201 2008-05-07 Jan Hubicka <jh@suse.cz>
10203 * cgraph.c (dump_cgraph_node): Update.
10204 * cgraph.h (cgraph_local_info): Break out inline summary.
10205 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
10207 * ipa-inline (inline_summary): New accestor function.
10208 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
10209 cgraph_decide_inlining, compute_inline_parameters): Update.
10210 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
10212 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10214 Cleanup ColdFire scheduling support and add V4 pipeline model.
10216 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
10217 (define_attr cpu): Add cfv4 value.
10218 (define_attr type, define_attr type1): Merge into a single 'type'
10219 attribute. Update all uses.
10220 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
10221 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
10223 (define_attr opx_mem, define_attr opy_mem): Remove.
10224 (define_attr op_mem): Clean up, update comment.
10225 (define_attr size): Use specific values instead of general int.
10226 (define_attr guess, define_attr split): Remove. Update all uses.
10227 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
10228 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
10229 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
10230 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
10231 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
10232 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
10233 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
10234 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
10235 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
10236 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
10237 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
10238 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
10239 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
10240 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
10241 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
10242 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
10243 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
10244 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
10245 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
10246 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
10247 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
10248 Update or set attributes.
10249 (stack_tie): New fake instruction.
10251 * config/m68k/m68k.h (TUNE_CFV4): New macro.
10252 (m68k_sched_attr_size): Update declaration.
10253 (m68k_sched_attr_type2): Remove.
10254 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
10255 Declare new bypass predicates.
10257 * config/m68k/m68k.c (m68k_sched_issue_rate,
10258 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
10260 (TARGET_SCHED_ISSUE_RATE,
10261 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
10262 (override_options): Handle scheduling for ColdFire V4 core.
10263 (m68k_expand_prologue): Emit stack_tie.
10264 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
10265 'OP_TYPE_FPN'. Update all uses.
10266 (sched_guess_p): Remove.
10267 (sched_address_type): Handle symbolic addresses.
10268 (sched_get_operand): New static function.
10269 (sched_operand_type): Merge into sched_attr_op_type.
10270 (sched_attr_op_type): Handle FP registers, handle quick constants,
10272 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
10273 (m68k_sched_attr_size): Update. Move logic to ...
10274 (sched_get_attr_size_int): New static function.
10275 (sched_get_opxy_mem_type): New static function.
10276 (m68k_sched_attr_op_mem): Update.
10277 (m68k_sched_attr_type2): Remove.
10278 (sched_cfv4_bypass_data): New static variable.
10279 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
10280 (m68k_sched_issue_rate): Implement scheduler hook.
10281 (struct _sched_ib: enabled_p): New field.
10282 (m68k_sched_variable_issue): Update. Handle V4.
10283 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
10284 sched_dump_class_func_t, sched_dump_split_class,
10285 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
10286 sched_dump_dfa_class, m68k_sched_dump): Remove.
10287 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
10289 (m68k_sched_init_global): Remove statisctics dumping, introduce
10290 sanity check that all instructions have pipeline reservations. Handle
10292 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
10293 Handle ColdFire V4 core.
10294 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
10295 New static functions.
10296 (m68k_sched_address_bypass_p): New bypass predicate.
10297 (sched_get_indexed_address_scale): New static function.
10298 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
10300 * cf.md: Update comments.
10301 (define_attr type2): Remove. Use 'type' attribute instead.
10303 (cf_ib): Rename to cfv123_ib. Update all uses.
10304 (cf_oep): Rename to cfv123_oep. Update all uses.
10305 (cf_chr): Rename to cfv123_chr. Update all uses.
10306 (cf_mem): Rename to cfv123_mem. Update all uses.
10307 (cf_mac): Move to more appropriate place.
10308 (cfv123_guess): New automaton and cpu_unit.
10309 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
10310 Update uses of 'size' attribute. Handle before reload scheduling.
10311 (cfv123_guess): New dummy reservation for unhandled instructions.
10312 (cfv4_*): Pipeline description of ColdFire V4 core.
10313 (ignore): New reservation to handle 'ignore' type.
10315 2008-05-07 Ian Lance Taylor <iant@google.com>
10317 PR middle-end/36013
10318 * gimplify.c (find_single_pointer_decl_1): Don't look through
10320 (find_single_pointer_decl): Adjust comments.
10322 2008-05-07 Jakub Jelinek <jakub@redhat.com>
10324 PR middle-end/36137
10325 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
10326 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
10328 PR middle-end/36106
10329 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
10330 integral type rather than floating point, then VIEW_CONVERT_EXPR
10331 to the floating point type.
10333 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
10335 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
10336 TFmode op0 to register.
10338 2008-05-07 Alan Modra <amodra@bigpond.net.au>
10340 * c-decl.c (grokdeclarator): Comment typo.
10342 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
10344 * tree-flow.h: Remove prototype for computed_goto_p.
10345 * tree-cfg.c (computed_goto_p): Make static.
10347 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
10350 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
10351 (contains_aligned_value_p): This. Handle _Decimal128.
10352 (ix86_function_arg_boundary): Only align _Decimal128 to its
10353 natural boundary and handle it properly.
10355 2008-05-06 Martin Jambor <mjambor@suse.cz>
10357 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
10358 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
10359 (ipcp_method_set_orig_node): Removed.
10360 (ipcp_cval_get_cvalue_type): Removed.
10361 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
10362 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
10363 (ipcp_cval_set_cvalue_type): Removed.
10364 (ipcp_cval_get_cvalue): Removed.
10365 (ipcp_cval_set_cvalue): Removed.
10366 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
10367 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
10368 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
10369 (ipcp_cval_meet): Renamed to ipa_lattice_meet
10370 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
10371 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
10372 (ipcp_get_ith_lattice): Changed parameters.
10373 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
10374 (ipcp_lattice_from_jfunc): Changed parameters.
10375 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
10376 (ipcp_method_cval_print): Added temporary variable info.
10377 (ipcp_redirect): Removed already unused local variable caller.
10378 (ipcp_redirect): New temporary variable orig_callee_info
10379 (ipcp_redirect): Removed newly unused local variable callee.
10380 (ipcp_redirect): Removed (a bit confusing) local variable type.
10381 (ipcp_insert_stage): Added local variable info.
10382 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
10384 (ipcp_formal_create): Removed.
10385 (ipcp_method_cval_set): Removed.
10386 (ipcp_propagate_stage): Renamed lattice variables.
10387 (ipcp_method_cval_set_cvalue_type): Removed.
10388 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
10389 (ipcp_print_all_lattices): Changed printed strings to refer to
10390 lattices rather than cvals.
10391 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
10392 (ipcp_propagate_const): Changed formal parameters.
10393 (build_const_val): Changed formal parameters.
10394 (ipcp_insert_stage): Removed useless variable cvalue
10395 (build_const_val): Changed formal parameters.
10396 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
10397 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
10398 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
10399 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
10400 (ipcp_print_func_profile_counts): Changed string from "method" to
10402 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
10403 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
10404 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
10405 (ipcp_structures_print): Renamed to ipcp_print_all_structures
10406 (ipcp_profile_print): Renamed to ipcp_print_profile_data
10407 (ipcp_lat_is_const): Changed parameters and made inline.
10408 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
10409 (ipcp_redirect): Renamed to ipcp_need_redirect_p
10410 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
10411 the predicate condition directly
10412 (ipcp_propagate_stage): Added local variable args. Removed local
10413 variable callee. (Both are mere code simplifications.)
10414 (ipcp_method_dont_insert_const): Renamed to
10415 ipcp_node_not_modifiable_p.
10416 (ipcp_node_not_modifiable_p): Made inline.
10417 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
10418 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
10419 (ipcp_print_all_lattices): Removed variable cvalue
10420 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
10423 2008-05-06 Olivier Hainque <hainque@adacore.com>
10425 * tree-sra.c (try_instantiate_multiple_fields): Early return
10426 if field has POINTER_TYPE.
10428 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
10430 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
10431 by using 'q' specifier for instruction.
10432 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
10434 2008-05-06 Anatoly Sokolov <aesok@post.ru>
10436 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
10437 Change mode of zero_extract from QImode to HImode.
10438 (sign bit tests peepholes): (Ditto.).
10440 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
10442 * config/i386/mmx.md: Remove double backslashes from asm templates.
10443 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
10444 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10445 to handle nonimmediate operands.
10446 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
10447 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10448 to handle nonimmediate operands.
10449 (*mmx_<code>v2sf3_finite): New insn pattern.
10450 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
10451 (mmx_<code>v2sf3): New expander. Use
10452 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10453 (mmx_<plusminus_insn><mode>3): New expander. Use
10454 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10455 (*mmx_<plusminus_insn><mode>3): New insn pattern.
10456 (mmx_add<mode>3): Removed.
10457 (mmx_ssadd<mode>3): Ditto.
10458 (mmx_usadd<mode>3): Ditto.
10459 (mmx_sub<mode>3): Ditto.
10460 (mmx_sssub<mode>3): Ditto.
10461 (mmx_ussub<mode>3): Ditto.
10462 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
10463 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
10464 to handle nonimmediate operands.
10465 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
10467 (mmx_smulv4hi3_highpart): New expander. Use
10468 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10469 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
10471 (mmx_umulv4hi3_highpart): New expander. Use
10472 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10473 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
10474 (mmx_<code>v4hi3): New expander. Use
10475 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10476 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
10477 (mmx_<code>v8qi3): New expander. Use
10478 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10479 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
10480 (mmx_<code><mode>3): New expander. Use
10481 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10483 2008-05-05 Jan Hubicka <jh@suse.cz>
10485 PR tree-optimization/36118
10486 * passes.c (pass_init_dump_file): Fix dump header.
10488 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10490 PR middle-end/36141
10491 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
10492 VCE for function decls.
10494 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10496 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
10498 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10500 * config/i386/i386.md (sat_plusminus): New.
10501 (plusminus_insn): Likewise.
10502 (plusminus_mnemonic): Likewise.
10504 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
10505 (*<addsub><mode>3_cc_overflow): Renamed to ...
10506 (*<plusminus_insn><mode>3_cc_overflow): This.
10507 (*<addsub>si3_zext_cc_overflow): Renamed to ...
10508 (*<plusminus_insn>si3_zext_cc_overflow): This.
10510 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
10511 (<plusminus_insn><mode>3): This.
10512 (*<addsub><mode>3): Renamed to ...
10513 (*<plusminus_insn><mode>3): This.
10514 (<sse>_vm<addsub><mode>3): Renamed to ...
10515 (<sse>_vm<plusminus_insn><mode>3): This.
10516 (sse3_h<addsub>v4sf3): Renamed to ...
10517 (sse3_h<plusminus_insn>v4sf3): This.
10518 (sse3_h<addsub>v2df3): Renamed to ...
10519 (sse3_h<plusminus_insn>v2df3): This.
10520 (<plusminus_insn><mode>3): New.
10521 (*<plusminus_insn><mode>3): Likewise.
10522 (sse2_<plusminus_insn><mode>3): Likewise.
10523 (add<mode>): Removed.
10524 (*add<mode>3): Likewise.
10525 (sse2_ssadd<mode>3): Likewise.
10526 (sse2_usadd<mode>3): Likewise.
10527 (sub<mode>3): Likewise.
10528 (*sub<mode>3): Likewise.
10529 (sse2_sssub<mode>3): Likewise.
10530 (sse2_ussub<mode>3): Likewise.
10532 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
10534 * gthr-single.h: Add in required interface elements as per gthr.h.
10535 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
10536 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
10537 Generalize UNUSED macro.
10538 (__gthread_once): Add.
10539 (__gthread_key_create): Add.
10540 (__gthread_key_delete): Add.
10541 (__gthread_getspecific): Add.
10542 (__gthread_setspecific): Add.
10544 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
10546 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
10547 the same size types for the indirect reference on the rhs, then
10550 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
10552 * config/i386/i386.md
10553 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
10554 one insn template instead of template series.
10555 (*xordi_1_rex64): Ditto.
10556 (*xordi_2_rex64): Ditto.
10558 2008-05-05 Ira Rosen <irar@il.ibm.com>
10560 PR tree-optimization/36119
10561 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
10564 2008-06-04 Jan Hubicka <jh@suse.cz>
10566 tree-optimization/36100
10567 * tree-pass.h (pass_O0_always_inline): Declare.
10568 * ipa-inline.c (inline_transform): Remove dead code.
10569 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
10570 pass_O0_always_inline): New.
10571 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
10573 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
10575 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
10576 mnemonic in this_param move for TARGET_64BIT.
10578 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
10580 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
10581 (*strmovsi_rex_1): Ditto.
10582 (*strsetsi_1): Ditto.
10583 (*strsetsi_rex_1): Ditto.
10585 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
10586 adddicc expanders using SWI mode iterator.
10588 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
10591 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
10594 2008-05-04 David S. Miller <davem@davemloft.net>
10596 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
10597 (sparc*-*-linux*): Use linux.h in tm_file.
10598 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
10599 compiler defaulting to 32-bit.
10600 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
10602 * config/sparc/linux.h: Remove definitions now obtained
10603 properly from linux.h
10604 * config/sparc/linux64.h: Likewise.
10605 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
10606 don't want this setting for 32-bit builds in a biarch compiler.
10607 * doc/install.texi: Add sparc-linux to list of targets
10608 supporting --enable-targets=all.
10610 2008-05-03 Andrew Pinski <pinskia@gmail.com>
10612 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
10614 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
10616 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
10617 after V4SI_FTYPE_V8HI.
10618 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
10619 case V4SI_FTYPE_V2DF.
10621 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
10623 * doc/invoke.texi (max-flow-memory-locations): Removed.
10624 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
10626 2008-05-03 Richard Guenther <rguenther@suse.de>
10628 PR middle-end/34973
10629 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
10631 2008-05-02 David S. Miller <davem@davemloft.net>
10633 * config.gcc (need_64bit_hwint): Document libcpp dependency.
10635 2008-05-02 Simon Baldwin <simonb@google.com>
10638 * c-common.h (warn_array_subscript_range): Removed.
10639 * c-common.c (warn_array_subscript_range): Ditto.
10640 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
10641 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
10643 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10645 * config/i386/i386.c (ix86_special_builtin_type): New.
10646 (bdesc_special_args): Likewise.
10647 (ix86_expand_special_args_builtin): Likewise.
10648 (ix86_init_mmx_sse_builtins): Updated.
10649 (ix86_expand_builtin): Updated.
10650 (ix86_expand_store_builtin): Removed.
10651 (ix86_expand_unop_builtin): Likewise.
10653 * config/i386/mm3dnow.h (__v2sf): Moved to ...
10654 * config/i386/mmintrin.h (__v2sf): Here.
10656 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
10658 (_mm_loadl_pi): Likewise.
10659 (_mm_storeh_pi): Replace __v2si with __v2sf.
10660 (_mm_storel_pi): Likewise.
10662 * doc/extend.texi: Correct __builtin_ia32_loadhps,
10663 __builtin_ia32_loadlps, __builtin_ia32_storehps,
10664 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
10665 __builtin_ia32_loadlpd.
10667 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10669 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
10670 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
10671 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
10672 (ix86_init_mmx_sse_builtins): Updated.
10673 (ix86_expand_args_builtin): Likewise.
10674 (ix86_expand_builtin): Likewise.
10675 (ix86_expand_unop1_builtin): Renamed to ...
10676 (ix86_expand_unop_vec_merge_builtin): This.
10678 2008-05-01 Jan Hubicka <jh@suse.cz>
10681 * ipa-inline.c (inline_generate_summary): Make static.
10682 (inline_transform): Do not call inlining at -O0; make static.
10683 * passes.c (execute_todo): Add sanity check.
10684 (execute_one_ipa_transform_pass): Execute proper flags.
10686 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
10688 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
10689 (DECL_NONADDRESSABLE_P): Likewise.
10690 * alias.c (record_component_aliases): Fix comment.
10692 2008-05-01 Simon Baldwin <simonb@google.com>
10694 * c-common.h (warn_array_subscript_range): New function.
10695 * c-common.c (warn_array_subscript_range): Ditto.
10696 * tree-vrp.c (check_array_ref): Corrected code to agree with
10697 comment, ignoring only arrays of size 0 or size 1.
10698 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
10700 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10702 * config/i386/i386.c (ix86_builtin_type): Replace
10703 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
10704 (bdesc_args): Updated.
10705 (ix86_init_mmx_sse_builtins): Likewise.
10706 (ix86_expand_args_builtin): Likewise.
10708 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
10711 * doc/extend.texi: Correct __builtin_ia32_palignr.
10713 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10716 * config/i386/i386.c (bdesc_crc32): Removed.
10717 (ix86_expand_crc32): Likewise.
10718 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
10719 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
10720 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
10721 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
10722 UINT_FTYPE_UINT_UCHAR.
10723 (bdesc_args): Updated. Add crc32 builtins.
10724 (ix86_init_mmx_sse_builtins): Updated.
10725 (ix86_expand_args_builtin): Updated to support subreg.
10727 * doc/extend.texi: Correct __builtin_ia32_crc32di.
10729 2008-05-01 Jan Hubicka <jh@suse.cz>
10731 * tree-pass.h (opt_pass): Add IPA_PASS.
10732 (varpool_node, cgraph_node): Forward declare.
10733 (ipa_opt_pass): Define.
10734 (pass_ipa_inline): Turn into ipa_opt_pass.
10735 (pass_apply_inline): Remove.
10736 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
10737 (apply_inline): Turn into ....
10738 (inline_transform): ... this one.
10739 (inline_generate_summary): New function.
10740 (pass_apply_inline): Remove.
10741 * function.h (ipa_opt_pass): Forward declare structure; typedef;
10743 (struct function): Add ipa_transforms_to_apply.
10744 * passes.c (register_one_dump_file): Work on IPA_PASS.
10745 (init_optimization_passes): Remove pass_inline_parameters and
10747 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
10748 (execute_one_pass) ... here; apply transforms when possible.
10749 (add_ipa_transform_pass, execute_ipa_summary_asses,
10750 execute_one_ipa_transform_pass): New.
10751 (execute_ipa_pass_list): Update for IPA_PASS type.
10753 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10755 * config/i386/i386.c (ix86_builtin_type): Add
10756 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
10757 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
10758 (bdesc_args): Add SSE4a builtins.
10759 (ix86_init_mmx_sse_builtins): Updated.
10760 (ix86_expand_args_builtin): Likewise.
10761 (ix86_expand_builtin): Likewise.
10763 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10765 * config/i386/i386.c (ix86_builtin_type): Add
10766 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
10767 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
10768 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
10769 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
10770 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
10771 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
10772 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
10773 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
10774 and DI_FTYPE_DI_DI_INT.
10775 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
10776 (ix86_init_mmx_sse_builtins): Updated.
10777 (ix86_expand_args_builtin): Likewise.
10778 (ix86_expand_builtin): Likewise.
10779 (ix86_expand_binop_imm_builtin): Removed.
10781 * doc/extend.texi: Correct __builtin_ia32_palignr128.
10783 2008-04-30 Richard Guenther <rguenther@suse.de>
10785 PR tree-optimization/32921
10786 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
10788 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
10790 * config/arm/arm.c (arm_unwind_emit): Use
10791 crtl->all_throwers_are_sibcalls instead of
10792 cfun->all_throwers_are_sibcalls.
10793 (arm_output_fn_unwind): Likewise.
10794 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
10795 instead of cfun->uses_pic_offset_table.
10796 (frv_expand_prologue): Likewise.
10797 (frv_frame_pointer_required): Likewise.
10798 (frv_expand_fdpic_call): Likewise.
10799 (frv_emit_movsi): Likewise.
10800 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
10801 cfun->returns_pcc_struct instead of
10802 current_function_returns_pcc_struct.
10803 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
10804 instead of cfun->calls_eh_return.
10805 (m32c_pushm_popm): Likewise.
10806 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
10807 "extern" declaration.
10809 2008-04-30 Richard Guenther <rguenther@suse.de>
10811 PR tree-optimization/21636
10812 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
10814 (evaluate_stmt): Print the likely value.
10815 (ccp_visit_stmt): Avoid excessive vertical spacing.
10817 2008-04-30 Rafael Espindola <espindola@google.com>
10819 * builtins.c (fold_call_expr): Return realret.
10820 * tree-ssa-threadedge.c
10821 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
10822 __builtin_object_size.
10824 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
10826 * gcc.c (wrapper_string): New variable.
10827 (insert_wrapper): New function.
10828 (execute): New option -wrapper.
10829 * doc/invoke.texi (Overall Options): New driver option -wrapper.
10831 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
10833 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
10834 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
10835 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
10837 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
10838 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
10839 config/rs6000/e500crtres64gprctr.asm,
10840 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
10841 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
10842 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
10843 config/rs6000/e500crtsav64gprctr.asm,
10844 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
10845 config/rs6000/e500crtsavg64gprctr.asm: New files.
10846 * config/rs6000/t-ppccomm: Add build rules for new files.
10847 (LIB2FUNCS_STATIC_EXTRA): Add new files.
10848 * config/rs6000/t-netbsd: Add build rules for new files.
10849 (LIB2FUNCS_STATIC_EXTRA): New variable.
10850 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
10851 (CRTSAVRES_DEFAULT_SPEC): Likewise.
10852 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
10854 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
10856 * config/i386/i386.c (ix86_builtin_type): Add
10857 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
10858 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
10859 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
10860 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
10861 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
10862 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
10863 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
10864 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
10865 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
10866 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
10867 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
10868 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
10869 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
10870 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
10871 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
10872 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
10873 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
10874 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
10875 V1DI_FTYPE_V2SI_V2SI.
10876 (bdesc_2arg): Moved to ...
10877 (bdesc_args): Here.
10878 (ix86_init_mmx_sse_builtins): Updated.
10879 (ix86_expand_args_builtin): Updated. Take a pointer
10880 to const struct builtin_description. Handle comparison
10882 (ix86_expand_sse_compare): Take a new argument for swapping operands.
10883 (ix86_expand_builtin): Updated.
10885 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
10886 (ssse3_pmaddubsw128): This.
10887 (ssse3_pmaddubswv4hi3): Renamed to ...
10888 (ssse3_pmaddubsw): This.
10890 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
10891 (__builtin_ia32_packssdw128): Likewise.
10892 (__builtin_ia32_packuswb128): Likewise.
10893 (__builtin_ia32_pmaddubsw): Likewise.
10894 (__builtin_ia32_pmaddubsw128): Likewise.
10896 2008-04-30 Richard Guenther <rguenther@suse.de>
10898 PR tree-optimization/14847
10899 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
10900 (recognize_bits_test): Use it.
10901 (recognize_single_bit_test): Likewise.
10903 2008-04-30 Martin Jambor <mjambor@suse.cz>
10905 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
10906 instead of setting number of formal parameters to zero.
10907 (ipcp_init_stage): Do not set the number of actual parameters to zero
10909 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
10910 which are called with variable number of arguments.
10911 (ipcp_insert_stage): Explicitely skipping all nodes which are
10912 called with variable number of arguments.
10913 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
10914 number of parameters.
10916 * ipa-prop.h (struct ipa_node_params): Added flag
10917 called_with_var_arguments
10918 (ipa_set_param_count): Added. Changed sole setter to use it.
10919 (ipa_get_param_count): Added. All readers of param_count
10920 converted to use it instead.
10921 (ipa_set_called_with_variable_arg): Added.
10922 (ipa_is_called_with_var_arguments): Added.
10923 (ipa_get_ith_param): Added. All readers of param_decls converted
10925 (ipa_set_cs_argument_count): Added, sole writer to argument_count
10927 (ipa_get_cs_argument_count): Added, all readers of argument_count
10929 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
10932 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
10933 (struct ipcp_lattice): Renamed cval_type to type
10934 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
10936 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
10937 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
10938 (ipcp_insert_stage): Changed the type of variable cvalue to tree
10939 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
10940 (build_const_val): Changed the type of parameter cvalue to tree
10941 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
10942 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
10944 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
10947 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
10948 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
10949 (ipa_add_method): Renamed to ipa_push_func_to_list
10950 (ipa_remove_method): Renamed to ipa_pop_func_from_list
10951 (ipa_callsite_param_count): Removed.
10952 (ipa_callsite_param_count_set): Removed.
10953 (ipa_callsite_param): Removed.
10954 (ipa_callsite_callee): Removed.
10955 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
10956 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
10957 (ipa_method_formal_count): Removed.
10958 (ipa_method_formal_count_set): Removed.
10959 (ipa_method_get_tree): Removed.
10960 (ipa_method_tree_map_create): Removed.
10961 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
10962 (ipa_create_param_decls_array): Creates the array itself
10963 (ipa_create_param_decls_array): Temporary variable info instead of
10964 a few dereferences.
10965 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
10966 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
10967 (get_type): Removed.
10968 (ipa_jf_get_info_type): Removed.
10969 (ipa_node_create): Renamed to ipa_create_node_params
10970 (ipa_free): Renamed to ipa_free_all_node_params
10971 (ipa_nodes_create): Renamed to ipa_create_all_node_params
10972 (ipa_edges_create): Renamed to ipa_create_all_edge_args
10973 (ipa_edges_free): Renamed to ipa_free_all_edge_args
10974 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
10975 (ipa_free_all_node_params): Deallocation to jump_functions moved to
10976 ipa_free_all_edge_args
10977 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
10978 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
10979 (ipa_create_methodlist_node): Removed.
10980 (ipa_methodlist_method): Removed.
10981 (ipa_methodlist_method_set): Removed.
10982 (ipa_methodlist_next_method): Removed.
10983 (ipa_methodlist_next_method_set): Removed.
10984 (ipa_method_is_modified): Removed.
10985 (ipa_method_modify_create): Removed.
10986 (ipa_method_modify_init): Temporary variable info instead of a few
10988 (ipa_detect_param_modifications): Temporary variable info instead of
10989 a few dereferences.
10990 (ipa_compute_jump_functions): Temporary variable info instead of
10991 a few dereferences.
10992 (ipa_method_modify_set): Removed.
10993 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
10994 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
10995 than craph_node as the first parameter.
10996 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
10997 (ipa_method_modify_init): Removed.
10998 (ipa_compute_jump_functions): Added a temp variable instead of
10999 repeatadly dereferencing the cgraph_edge.aux pointer
11000 (ipa_callsite_param_set_type): Removed.
11001 (ipa_compute_jump_functions): i renamed to index and moved to
11003 (ipa_callsite_param_set_info_type_formal): Removed.
11004 (ipa_callsite_param_set_info_type): Removed.
11005 (ipa_callsite_param_map_create): Removed.
11006 (ipa_callsite_tree): Removed.
11007 (ipa_callsite_caller): Removed.
11008 (ipa_pop_func_from_list): return_method removed to return_func
11010 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
11011 prefixed all values with IPA_. Changed all users.
11012 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
11013 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
11014 and FORMAL_IPATYPE IPA_PASS_THROUGH.
11015 (union parameter_info): Renamed to jump_func_value.
11016 (union jump_func_value): Renamed value to constant
11017 (struct ipa_jump_func): Renamed info_type to value
11018 (struct ipa_node): Renamed to ipa_node_params
11019 (struct ipa_node_params): Renamed ipa_arg_num to param_count
11020 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
11021 (struct ipa_node_params): Renamed ipa_mod to modified_flags
11022 (struct ipa_edge): Renamed to ipa_edge_args
11023 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
11024 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
11025 (struct ipa_methodlist): Renamed to ipa_func_list
11026 (struct ipa_func_list): method_p renamed to node, next_method
11028 (ipa_methodlist_p): Removed, switched all users to struct pointer
11029 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
11031 2008-04-30 Alan Modra <amodra@bigpond.net.au>
11033 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
11034 (rs6000_emit_epilogue): Use backchain to restore only when we
11035 have a large frame. Make use of frame pointer to restore if we
11036 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
11038 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
11040 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
11041 Add mode to zero_extract.
11042 (sign bit tests peepholes): (Ditto.).
11044 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
11046 * config/i386/i386.c (ix86_builtins): Replace Prescott New
11047 Instructions in comments with SSE3.
11048 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
11049 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
11050 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
11051 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
11052 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
11053 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
11054 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
11055 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
11056 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
11057 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
11058 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
11059 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
11060 (bdesc_sse_args): Renamed to ...
11061 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
11062 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
11063 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
11064 IX86_BUILTIN_FABSQ.
11065 (bdesc_1arg): Moved to ...
11066 (bdesc_args): Here.
11067 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
11068 Instructions in comments with SSE3.
11069 (ix86_expand_sse_operands_builtin): Renamed to ...
11070 (ix86_expand_args_builtin): This. Updated.
11071 (ix86_expand_unop1_builtin): Update comments.
11072 (ix86_expand_builtin): Updated.
11074 2008-04-29 Richard Guenther <rguenther@suse.de>
11076 PR tree-optimization/36078
11077 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
11078 Update virtual SSA form after cleaning up the CFG.
11080 2008-04-29 Richard Guenther <rguenther@suse.de>
11082 PR middle-end/15255
11083 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
11085 2008-04-29 Richard Guenther <rguenther@suse.de>
11087 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
11088 (compute_may_aliases): Do not call finalize_ref_all_pointers.
11089 (compute_flow_insensitive_aliasing): Do not treat
11090 PTR_IS_REF_ALL pointers special.
11091 (get_smt_for): Likewise.
11092 (may_alias_p): Re-structure.
11093 (is_escape_site): A ref-all pointer conversion is not an escape site.
11094 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
11095 PTR_IS_REF_ALL pointers special.
11096 * tree-ssa-structalias.h (struct alias_info): Remove
11097 ref_all_symbol_mem_tag field.
11098 (PTR_IS_REF_ALL): Remove.
11100 2008-04-29 Richard Guenther <rguenther@suse.de>
11102 PR middle-end/36077
11103 * fold-const.c (extract_muldiv_1): In combining division constants
11104 make sure to never overflow.
11106 2008-04-29 Nick Clifton <nickc@redhat.com>
11108 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
11110 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11113 * optc-gen.awk: Work around HP-UX/IA awk bug.
11115 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
11117 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
11120 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
11123 * config/i386/i386.md
11124 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
11125 Change operand 1 predicate to nonimmediate_operand.
11127 2008-04-28 Jakub Jelinek <jakub@redhat.com>
11130 * dwarf2out.c (struct die_struct): Mark as chain_circular through
11132 * gengtype.c (walk_type, write_func_for_structure): Handle
11134 * doc/gty.texi: Document chain_circular.
11136 2008-04-28 Richard Guenther <rguenther@suse.de>
11138 PR tree-optimization/36066
11139 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
11142 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
11145 * config/i386/i386.md
11146 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
11147 Use match_scratch instead of match_operand for operands 3 and 4.
11149 2008-04-27 Richard Guenther <rguenther@suse.de>
11151 PR tree-optimization/18754
11152 PR tree-optimization/34223
11153 * tree-pass.h (pass_complete_unrolli): Declare.
11154 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
11155 loop size before and after unconditionally of UL_NO_GROWTH in effect.
11156 Rewrite loop into loop closed SSA form if it is not already.
11157 (tree_unroll_loops_completely): Re-structure to iterate over
11158 innermost loops with intermediate CFG cleanups.
11159 Unroll outermost loops only if requested or the code does not grow
11161 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
11162 loops are available.
11163 (tree_vectorize): Instead do so here.
11164 (tree_complete_unroll): Also unroll outermost loops.
11165 (tree_complete_unroll_inner): New function.
11166 (gate_tree_complete_unroll_inner): Likewise.
11167 (pass_complete_unrolli): New pass.
11168 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
11169 uses outside of the loop.
11170 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
11171 form if it is available.
11172 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
11173 * passes.c (init_optimization_passes): Schedule complete inner
11174 loop unrolling pass before the first CCP pass after final inlining.
11176 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
11178 * targhooks.h (default_emutls_var_fields,
11179 default_emutls_var_init): Declare.
11180 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
11181 * target.h (struct gcc_target): Add struct emutls member.
11182 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
11183 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
11184 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
11185 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
11186 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
11187 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
11188 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
11189 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
11190 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
11191 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
11192 emit debug information.
11193 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
11194 * varasm.c: Include targhooks.h.
11195 (emutls_object_section, emutls_tmpl_section): New.
11196 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
11197 (EMUTLS_SEPARATOR): New.
11198 (prefix_name): New.
11199 (get_emutls_object_name): New.
11200 (default_emutls_var_fields): New, broken out of ...
11201 (get_emutls_object_type): ... here. Adjust to use target hooks.
11202 (get_emutls_init_templ_addr): Adjust to use target hooks.
11203 (emutls_decl): Adjust to use target hooks.
11204 (emutls_finish): Likewise.
11205 (default_emutls_var_init): New, broken out of ...
11206 (assemble_variable): ... here. Adjust to use target hooks.
11207 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
11208 SECCAT_EMUTLS_TMPL.
11209 * c-common.c (handle_section_attribute): Prevent overriding
11210 sections for emulated tls with special sections.
11211 * config/i386/i386.c (x86_64_elf_select_section): Add
11212 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
11213 (x86_64_elf_unique_section): Likewise.
11214 * config/vxworks.c: Include tree.h.
11215 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
11216 (vxworks_override_options): Set TLS scheme.
11217 * doc/tm.texi (Emulated TLS): New node.
11219 2008-04-26 Simon Baldwin <simonb@google.com>
11222 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
11223 with propagated string constants.
11225 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
11227 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
11228 constraint for operand 2 when operand 0 is memory operand.
11229 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
11230 operand 0 is memory operand.
11231 (fix_trunc<mode>_i387_with_temp): Ditto.
11232 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
11233 operand 2 when operand 1 is memory operand.
11234 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
11235 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
11236 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
11237 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
11238 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
11239 operands 2,3 and 4 when operand 1 is memory operand.
11240 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
11242 (fistdi2_floor_with_temp): Ditto.
11243 (fist<mode>2_floor_with_temp): Ditto.
11244 (fistdi2_ceil_with_temp): Ditto.
11245 (fist<mode>2_ceil_with_temp): Ditto.
11246 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
11248 2008-04-26 David Daney <ddaney@avtrex.com>
11250 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
11252 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
11253 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11254 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11255 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
11256 (compare_and_swap_12): New insn.
11257 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
11258 * config/mips/mips.c (mips_force_binary): New function.
11259 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
11260 (mips_expand_compare_and_swap_12): New function.
11261 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
11263 2008-04-25 Jan Hubicka <jh@suse.cz>
11266 * cfgexpand.c (pass_expand): Turn into RTL pass.
11267 * passes.c (execute_one_pass): Do pass typechecking after execution.
11268 * tree-pass.h (pass_expand): Turn into RTL pass.
11270 * function.h (struct rtl_data): Move here fields
11271 accesses_prior_frames, calls_eh_return, saves_all_registers,
11272 has_nonlocal_goto, has_asm_statement, is_thunk,
11273 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
11274 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
11275 arg_pointer_save_area_init from struct function; turn into bool.
11276 (struct function): Move
11277 calls_eh_return, saves_all_registers, has_nonlocal_goto,
11278 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
11279 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
11280 tail_call_emit, arg_pointer_save_area_init
11281 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
11282 (current_function_returns_struct, current_function_returns_pcc_struct,
11283 current_function_calls_setjmp, current_function_calls_alloca,
11284 current_function_accesses_prior_frames,
11285 current_function_calls_eh_return, current_function_is_thunk,
11286 current_function_stdarg, current_function_profile,
11287 current_function_limit_stack, current_function_uses_pic_offset_table,
11288 current_function_uses_const_pool, current_function_has_nonlocal_label,
11289 current_function_saves_all_registers,
11290 current_function_has_nonlocal_goto,
11291 current_function_has_asm_statement): Remove accesor macros.
11292 * ra-conflict.c (global_conflicts): Update.
11293 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
11294 (suitable_for_tail_call_opt_p): Update.
11295 * builtins.c (expand_builtin_return_addr): Update.
11296 (expand_builtin_setjmp_setup): Update.
11297 (expand_builtin_nonlocal_goto): Update.
11298 * final.c (final_start_function): Update.
11299 (profile_function): Update.
11300 (leaf_function_p): Update.
11301 (only_leaf_regs_used): Update.
11302 * df-scan.c (df_get_exit_block_use_set): Update.
11303 * dojump.c (clear_pending_stack_adjust): Update.
11304 * tree-stdarg.c (gate_optimize_stdarg): Update.
11305 * gimple-low.c (lower_function_body): Update.
11306 * global.c (compute_regsets): Update.
11307 (global_alloc): Update.
11308 * dwarf2out.c (dwarf2out_begin_prologue): Update.
11309 * expr.c (expand_assignment): Update.
11310 * dse.c (dse_step0): Update.
11311 (dse_step1): Update.
11312 * c-decl.c (store_parm_decls): Update.
11313 * local-alloc.c (combine_regs): Update.
11314 (find_free_reg): Update.
11315 * function.c (assign_parms_augmented_arg_list): Update.
11316 (assign_parm_find_data_types): Update.
11317 (assign_parms): Update.
11318 (allocate_struct_function): Update.
11319 (expand_function_start): Update.
11320 (expand_function_end): Update.
11321 (get_arg_pointer_save_area): Update.
11322 (thread_prologue_and_epilogue_insns): Update.
11323 (rest_of_match_asm_constraints): Update.
11324 * stor-layout.c (variable_size): Update.
11325 * gcse.c (gcse_main): Update.
11326 (bypass_jumps): Update.
11327 * gimplify.c (gimplify_function_tree): Update.
11328 * calls.c (emit_call_1): Update.
11329 (expand_call): Update.
11330 * bt-load.c (compute_defs_uses_and_gen): Update.
11331 * except.c (sjlj_assign_call_site_values): Update.
11332 (sjlj_emit_function_enter): Update.
11333 (can_throw_external): Update.
11334 (set_nothrow_function_flags): Update.
11335 (expand_builtin_unwind_init): Update.
11336 (expand_eh_return): Update.
11337 (convert_to_eh_region_ranges): Update.
11338 (output_function_exception_table): Update.
11339 * emit-rtl.c (gen_tmp_stack_mem): Update.
11340 * cfgexpand.c (expand_used_vars): Update.
11341 (tree_expand_cfg): Update.
11342 * cfgcleanup.c (rest_of_handle_jump): Update.
11343 * explow.c (allocate_dynamic_stack_space): Update.
11344 * varasm.c (assemble_start_function): Update.
11345 (force_const_mem): Update.
11346 (mark_constant_pool): Update.
11347 * tree-optimize.c (tree_rest_of_compilation): Update.
11348 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
11349 * tree-cfg.c (notice_special_calls): Update.
11350 (is_ctrl_altering_stmt): Update.
11351 (tree_can_make_abnormal_goto): Update.
11352 (tree_purge_dead_abnormal_call_edges): Update.
11353 * config/alpha/predicates.md: Update.
11354 * config/alpha/alpha.c (alpha_sa_mask): Update.
11355 (alpha_sa_size): Update.
11356 (alpha_does_function_need_gp): Update.
11357 (alpha_expand_prologue): Update.
11358 (alpha_start_function): Update.
11359 (alpha_output_function_end_prologue): Update.
11360 (alpha_expand_epilogue): Update.
11361 * config/frv/frv.c (frv_stack_info): Update.
11362 (frv_expand_epilogue): Update.
11363 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
11364 (s390_register_info): Update.
11365 (s390_frame_info): Update.
11366 (s390_init_frame_layout): Update.
11367 (s390_can_eliminate): Update.
11368 (save_gprs): Update.
11369 * config/spu/spu.c (spu_split_immediate): Update.
11370 (need_to_save_reg): Update.
11371 (spu_expand_prologue): Update.
11372 (spu_expand_epilogue): Update.
11373 * config/sparc/sparc.md: Update.
11374 * config/sparc/sparc.c (eligible_for_return_delay): Update.
11375 (sparc_tls_got): Update.
11376 (legitimize_pic_address): Update.
11377 (sparc_emit_call_insn): Update.
11378 (sparc_expand_prologue): Update.
11379 (output_return): Update.
11380 (print_operand): Update.
11381 (sparc_function_ok_for_sibcall): Update.
11382 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
11383 * config/m32r/m32r.md: Update.
11384 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
11385 (m32r_compute_frame_size): Update.
11386 (m32r_expand_prologue): Update.
11387 (m32r_expand_epilogue): Update.
11388 (m32r_legitimize_pic_address): Update.
11389 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
11390 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
11391 * config/i386/i386.c (ix86_frame_pointer_required): Update.
11392 (gen_push): Update.
11393 (ix86_save_reg): Update.
11394 (ix86_compute_frame_layout): Update.
11395 (ix86_expand_prologue): Update.
11396 (ix86_expand_epilogue): Update.
11397 * config/sh/sh.c (output_stack_adjust): Update.
11398 (calc_live_regs): Update.
11399 (sh5_schedule_saves): Update.
11400 (sh_expand_prologue): Update.
11401 (sh_expand_epilogue): Update.
11402 (sh_setup_incoming_varargs): Update.
11403 (sh_allocate_initial_value): Update.
11404 (sh_get_pr_initial_val): Update.
11405 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
11406 * config/sh/sh.md (label:): Update.
11407 * config/avr/avr.c (out_movhi_mr_r): Update.
11408 * config/crx/crx.h (enum): Update.
11409 * config/xtensa/xtensa.h (along): Update.
11410 * config/stormy16/stormy16.c Update.
11411 (xstormy16_compute_stack_layout): Update.
11412 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
11413 (fr30_expand_prologue): Update.
11414 * config/cris/cris.c (cris_conditional_register_usage): Update.
11415 (cris_reg_saved_in_regsave_area): Update.
11416 (cris_initial_frame_pointer_offset): Update.
11417 (cris_simple_epilogue): Update.
11418 (cris_expand_prologue): Update.
11419 (cris_expand_epilogue): Update.
11420 (cris_expand_pic_call_address): Update.
11421 (cris_asm_output_symbol_ref): Update.
11422 (cris_asm_output_label_ref): Update.
11423 * config/cris/cris.md Update.
11424 * config/iq2000/iq2000.c (compute_frame_size): Update.
11425 (iq2000_expand_epilogue): Update.
11426 * config/mt/mt.h (save_direction): Update.
11427 * config/mn10300/mn10300.c (mn10300_function_value): Update.
11428 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
11429 (ia64_secondary_reload_class): Update.
11430 * config/m68k/m68k.c (m68k_save_reg): Update.
11431 (m68k_expand_prologue): Update.
11432 (m68k_expand_epilogue): Update.
11433 (legitimize_pic_address): Update.
11434 * config/rs6000/rs6000.c (rs6000_got_register): Update.
11435 (first_reg_to_save): Update.
11436 (first_altivec_reg_to_save): Update.
11437 (compute_vrsave_mask): Update.
11438 (compute_save_world_info): Update.
11439 (rs6000_stack_info): Update.
11440 (spe_func_has_64bit_regs_p): Update.
11441 (rs6000_ra_ever_killed): Update.
11442 (rs6000_emit_eh_reg_restore): Update.
11443 (rs6000_emit_allocate_stack): Update.
11444 (rs6000_emit_prologue): Update.
11445 (rs6000_emit_epilogue): Update.
11446 (rs6000_output_function_epilogue): Update.
11447 (output_profile_hook): Update.
11448 (rs6000_elf_declare_function_name): Update.
11449 * config/rs6000/rs6000.h (rs6000_args): Update.
11450 * config/rs6000/rs6000.md: Update.
11451 * config/mcore/mcore.c (mcore_expand_prolog): Update.
11452 * config/arc/arc.c (arc_output_function_epilogue): Update.
11453 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
11454 * config/darwin.c (machopic_function_base_name): Update.
11455 * config/score/score3.c (score3_compute_frame_size): Update.
11458 (score3_epilogue): Update.
11459 * config/score/score7.c (score7_compute_frame_size): Update.
11460 (score7_prologue): Update.
11461 (score7_epilogue): Update.
11462 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
11463 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
11464 * config/arm/arm.c (use_return_insn): Update.
11465 (require_pic_register): Update.
11466 (arm_load_pic_register): Update.
11467 (arm_compute_save_reg0_reg12_mask): Update.
11468 (arm_compute_save_reg_mask): Update.
11469 (thumb1_compute_save_reg_mask): Update.
11470 (output_return_instruction): Update.
11471 (arm_output_function_prologue): Update.
11472 (arm_output_epilogue): Update.
11473 (arm_get_frame_offsets): Update.
11474 (arm_expand_prologue): Update.
11475 (thumb_pushpop): Update.
11476 (thumb_exit): Update.
11477 (thumb1_expand_prologue): Update.
11478 (thumb1_expand_epilogue): Update.
11479 (arm_unwind_emit): Update.
11480 (arm_output_fn_unwind): Update.
11481 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
11482 * config/arm/arm.md: Update.
11483 * config/pa/pa.md: Update.
11484 * config/pa/pa.c (legitimize_pic_address): Update.
11485 (compute_frame_size): Update.
11486 (hppa_expand_prologue): Update.
11487 (hppa_expand_epilogue): Update.
11488 (borx_reg_operand): Update.
11489 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
11490 (HARD_REGNO_RENAME_OK): Update.
11491 * config/mips/mips.c (mips_global_pointer): Update.
11492 (mips_save_reg_p): Update.
11493 (mips_compute_frame_info): Update.
11494 (mips_frame_pointer_required): Update.
11495 (mips_expand_prologue): Update.
11496 (mips_expand_epilogue): Update.
11497 (mips_can_use_return_insn): Update.
11498 (mips_reorg_process_insns): Update.
11499 * config/v850/v850.c (compute_register_save_size): Update.
11500 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
11501 * config/mmix/mmix.c (along): Update.
11502 (mmix_expand_epilogue): Update.
11503 * config/bfin/bfin.c (legitimize_pic_address): Update.
11504 (must_save_p): Update.
11505 (stack_frame_needed_p): Update.
11506 (add_to_reg): Update.
11507 (bfin_expand_prologue): Update.
11508 * stmt.c (expand_asm_operands): Update.
11509 * reload1.c (reload): Update.
11510 (init_elim_table): Update.
11512 2008-04-25 Bob Wilson <bob.wilson@acm.org>
11514 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
11516 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
11518 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
11519 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
11520 (mov<mode>): Removed.
11521 (*movv4sf_internal): Likewise.
11522 (*movv2df_internal): Likewise.
11524 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
11526 * config.gcc (crx-*-elf): Remove deprecation.
11528 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
11530 * config/i386/cygming-crtend.c (register_frame_ctor): Register
11531 __gcc_deregister_frame with atexit.
11532 (deregister_frame_dtor): Remove.
11534 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
11535 Nathan Sidwell <nathan@codesourcery.com>
11537 * config/rs6000/rs6000.opt (mspe): Remove Var property.
11539 * config/rs6000/rs6000.h (rs6000_spe): Declare.
11540 (rs6000_isel): Likewise.
11541 * config/rs6000/rs6000.c (rs6000_spe): New variable.
11542 (rs6000_isel): New variable.
11543 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
11545 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11548 * c-common.c (handle_vector_size_attribute): Call
11549 lang_hooks.types.reconstruct_complex_type instead of
11550 reconstruct_complex_type.
11551 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
11552 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
11553 * langhooks.h (struct lang_hooks_for_types): Add
11554 reconstruct_complex_type hook.
11555 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
11556 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
11558 2008-04-24 Richard Guenther <rguenther@suse.de>
11560 * c-common.h (check_builtin_function_arguments): Declare.
11561 * c-common.c (validate_nargs): New function.
11562 (check_builtin_function_arguments): Likewise.
11563 * c-typeck.c (build_function_call): Call
11564 check_builtin_function_arguments.
11565 * builtins.c (fold_builtin_classify): Remove error reporting code.
11566 (fold_builtin_unordered_cmp): Likewise.
11567 (fold_builtin_1): Likewise.
11568 (fold_builtin_n): Likewise.
11570 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11572 PR tree-optimization/36008
11573 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
11574 the original op1, rather than delta by step.
11576 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
11577 Sebastian Pop <sebastian.pop@amd.com>
11579 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
11580 eliminate_local_variables_stmt, eliminate_local_variables,
11581 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
11582 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
11583 of code delimited by two edges in the CFG.
11584 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
11585 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
11586 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
11587 the case of parallelisation of reductions.
11588 (expr_invariant_in_region_p): New.
11590 * tree-flow.h (gather_blocks_in_sese_region): Declared.
11591 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
11593 2008-04-24 Ira Rosen <irar@il.ibm.com>
11594 Richard Guenther <rguenther@suse.de>
11596 PR tree-optimization/36034
11597 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
11598 incapable of dealing with loads with gaps.
11600 2008-04-24 Rafael Espindola <espindola@google.com>
11602 * tree-flow.h (vrp_evaluate_conditional): Change signature.
11603 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11604 vrp_evaluate_conditional.
11605 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
11606 (vrp_evaluate_conditional): Split the cond argument.
11607 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
11608 (simplify_stmt_for_jump_threading): Update call to
11609 vrp_evaluate_conditional.
11611 2008-04-24 Ira Rosen <irar@il.ibm.com>
11613 PR tree-optimization/35982
11614 * tree-vect-analyze.c (vect_check_interleaving): Check that the
11615 interleaved data-refs are of the same type.
11617 2008-04-24 Danny Smith <dannysmith@users.net>
11619 * c-format.c (check_format_info_main): Use strncmp rather than a
11620 magic prefix to handle multichar length specs.
11621 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
11622 Don't prefix "I64" and "I32" with '\0'.
11624 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11627 * config/i386/i386.c (init_cumulative_args): Don't pass anything
11628 in registers for -m32 only if stdarg_p (fntype).
11630 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
11632 PR rtl-optimization/36006
11633 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
11634 temp to op0 in order to avoid invalid rtx sharing.
11636 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11638 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
11639 check TREE_INVARIANT.
11640 * tree-gimple.c (is_gimple_address): New.
11641 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
11642 * tree-gimple.h (is_gimple_address): New.
11643 * tree.h (decl_address_invariant_p): New.
11644 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
11645 (build_string): Likewise.
11646 (decl_address_invariant_p): New, from is_gimple_invariant_address.
11647 (tree_invariant_p_1): Likewise.
11648 (save_expr): Use it.
11649 (tree_invariant_p): New.
11650 (skip_simple_arithmetic): Use it.
11651 (stabilize_reference_1): Use it.
11652 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
11654 (build1_stat): Drop code to compute TREE_INVARIANT.
11655 (build2_stat): Drop code to compute TREE_INVARIANT.
11656 (build3_stat): Drop code to compute TREE_INVARIANT.
11657 (build4_stat): Drop code to compute TREE_INVARIANT.
11658 (build5_stat): Drop code to compute TREE_INVARIANT.
11659 (build7_stat): Drop code to compute TREE_INVARIANT.
11660 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
11661 * tree.h (struct tree_base): Remove invariant_flag.
11662 (TREE_INVARIANT): Remove.
11663 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
11664 (fold_builtin_expect): Check TREE_CONSTANT.
11665 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
11666 * c-tree.h (c_expr_to_decl): Drop third parameter.
11667 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
11668 (build_c_cast): Don't set TREE_INVARIANT.
11669 (pop_init_level): Don't set TREE_INVARIANT.
11670 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
11671 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
11673 (gimplify_init_constructor): Don't set TREE_INVARIANT.
11674 (gimplify_addr_expr): Adjust comment.
11675 * tree-mudflap.c (mf_build_string):
11676 * print-tree.c (print_node): Don't print TREE_INVARIANT.
11677 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
11678 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
11679 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
11680 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
11681 * langhooks.h (struct lang_hooks): Drop third parameter from
11684 2008-04-23 Richard Guenther <rguenther@suse.de>
11686 PR tree-optimization/27799
11687 PR tree-optimization/32921
11688 PR tree-optimization/32624
11689 * tree-ssa-structalias.c (merge_smts_into): Only merge the
11690 SMTs aliases and the tag itself into the solution.
11691 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
11692 merge the points-to solution back into the SMT aliases.
11693 (may_alias_p): Use alias_set_subset_of instead of
11694 aliases_conflict_p. A pointer which points to
11695 memory with alias set zero may access any variable.
11697 2008-04-23 Richard Guenther <rguenther@suse.de>
11699 * alias.c (alias_set_subset_of): Correctly handle asking
11700 if zero is a subset of an alias set with zero child.
11701 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
11702 (compute_flow_insensitive_aliasing): Correctly walk all
11703 pointers. Do not unnecessarily union sets.
11705 2008-04-23 Richard Guenther <rguenther@suse.de>
11707 PR middle-end/36021
11708 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
11710 2008-04-22 Tomas Bily <tbily@suse.cz>
11712 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
11714 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
11716 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
11717 * tree-ssa-structalias.c (get_constraint_for): Likewise.
11718 * tree-inline.c (estimate_num_insns_1): Likewise.
11719 * varasm.c (const_hash_1, compare_constant, copy_constant)
11720 (compute_reloc_for_constant, output_addressed_constants): Likewise.
11721 * emit-rtl.c (component_ref_for_mem_expr)
11722 (set_mem_attributes_minus_bitpos): Likewise.
11723 * expr.c (highest_pow2_factor, expand_expr_real_1, )
11724 (is_aligning_offset): Likewise.
11725 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
11726 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
11727 * dojump.c (do_jump): Likewise.
11728 * builtins.c (get_pointer_alignment, get_memory_rtx)
11729 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
11730 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
11732 2008-04-23 Jakub Jelinek <jakub@redhat.com>
11734 PR rtl-optimization/36017
11735 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
11736 expanding the library call.
11738 2008-04-22 Ian Lance Taylor <iant@google.com>
11740 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
11741 than size_in_bytes.
11743 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
11745 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
11746 of LR/CTR moves for Power6.
11748 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11750 PR middle-end/36003
11751 * passes.c (init_optimization_passes): Remove
11752 pass_fast_rtl_byte_dce.
11754 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
11757 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
11758 builtin functions to generate faster code.
11759 (_mm_cvtpu16_ps): Ditto.
11760 (_mm_cvtpi32x2_ps): Ditto.
11762 2008-04-22 Nick Clifton <nickc@redhat.com>
11764 * common.opt (ftree-loop-distribution): Add Optimization
11767 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
11768 (frv_expand_builtin_va_start): Likewise.
11770 * config/arm/arm.c (thumb_find_work_register): Fix location of
11771 argument register count.
11773 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11775 Support scheduling for ColdFire V1 and V3 microarchitecture.
11776 Improve scheduling of multiplication instructions.
11778 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
11779 (mac): New instruction attribute.
11780 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
11781 (m68k_sched_mac): New variable.
11782 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
11783 Handle cfv1 and cfv3.
11784 (max_insn_size): New static variable.
11785 (struct _sched_ib): New type.
11786 (sched_ib): New static variable.
11787 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
11788 to fields of 'struct _sched_ib sched_ib'. Update all uses.
11789 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
11791 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
11792 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
11793 new variables. Update.
11794 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
11795 Add modeling of cfv3 instruction buffer. Update.
11796 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
11797 * config/m68k/m68k.h (TUNE_CFV3): New macro.
11798 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
11799 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
11800 a particular reservation applies to.
11801 (type2): Reorganize attribute values. Rename alu to alu_reg,
11802 alu_l to alu, move_l to omove. Join move to alu. Split mul
11803 to mul_l and mul_w.
11804 (cf_ib_*): Simplify description of instruction buffer.
11805 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
11806 (cf_mem): Split into cf_mem1 and cf_mem2.
11807 (cf_v2_move_??): Rename to cfv12_alu_??.
11808 (cf_v2_move_l_??): Rename to cfv12_omove_??.
11809 (cf_v2_mul_??): Remove reservations.
11810 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
11811 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
11812 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
11814 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
11815 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
11816 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
11817 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
11818 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
11819 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
11820 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
11821 expansions of the above reservations for instructions of sizes
11824 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11826 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
11828 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
11830 * coverage.c: Include tree-pass.h.
11831 (coverage_counter_alloc): Print da_file_name to the dump file.
11833 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11835 * sbitmap.c (sbitmap_range_empty_p): New function.
11836 * sbitmap.h (sbitmap_range_empty_p): New function.
11837 * bitmap.h: Now includes obstack.h.
11839 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
11840 Kenneth Zadeck <zadeck@naturalbridge.com>
11842 * dbgcnt.def (ra_byte_scan): Added.
11843 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
11844 when the last hit happens for a counter.
11845 * timevar.def (TV_DF_BYTE_LR): New variable.
11846 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
11847 * passes.c (pass_fast_rtl_byte_dce): New pass.
11848 * fwprop.c (update_df): Added mode to call df_ref_create.
11849 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
11850 DF_REF_EXTRACT_OFFSET.
11851 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
11852 DF_BYTE_LR_OUT, df_byte_lr): New macro.
11854 (df_ref_extract): Added mode field.
11855 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
11856 DF_REF_EXTRACT_OFFSET.
11857 (DF_REF_EXTRACT_MODE): New macro.
11858 (df_byte_lr_bb_info): New structure.
11859 (df_print_byte_regset, df_compute_accessed_bytes,
11860 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
11861 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
11862 df_byte_lr_simulate_uses,
11863 df_byte_lr_simulate_artificial_refs_at_top,
11864 df_byte_lr_simulate_artificial_refs_at_end,
11865 df_compute_accessed_bytes): New function.
11866 (df_ref_create): Add parameter.
11867 (df_byte_lr_get_bb_info): New inline function.
11868 * df-scan.c (df_ref_record, df_uses_record,
11869 df_ref_create_structure): Added mode parameter.
11870 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
11871 df_defs_record, df_uses_record, df_get_conditional_uses,
11872 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
11873 df_entry_block_defs_collect, df_exit_block_uses_collect):
11874 Added mode parameter to calls to df_ref_record, df_uses_record,
11875 df_ref_create_structure.
11876 (df_ref_equal_p, df_ref_compare): Added test for modes.
11877 (df_ref_create_structure): Added code to set mode. Renamed
11878 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
11879 DF_REF_EXTRACT_OFFSET.
11880 * df-core.c (df_print_byte_regset): New function.
11881 * df-byte-scan.c: New file.
11882 * df-problems.c (df_rd_transfer_function): Removed unnecessary
11883 calls to BITMAP_FREE.
11884 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
11885 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
11886 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
11887 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
11888 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
11889 df_byte_lr_local_compute, df_byte_lr_init,
11890 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
11891 df_byte_lr_transfer_function, df_byte_lr_free,
11892 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
11893 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
11894 df_byte_lr_simulate_uses,
11895 df_byte_lr_simulate_artificial_refs_at_top,
11896 df_byte_lr_simulate_artificial_refs_at_end): New function.
11897 * dce.c (byte_dce_process_block): New function.
11898 (dce_process_block): au is now passed in rather than computed
11899 locally. Changed loops that look at artificial defs to not look
11900 for conditional or partial ones, because there never are any.
11901 (fast_dce): Now is able to drive byte_dce_process_block or
11902 dce_process_block depending on the kind of dce being done.
11903 (rest_of_handle_fast_dce): Add parameter to fast_dce.
11904 (rest_of_handle_fast_byte_dce): New function.
11905 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
11906 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
11908 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
11911 * gcc.h: Added fortran options that take arguments to
11912 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
11915 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
11917 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
11918 scalarization if on the LHS and not a full access.
11920 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11922 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
11924 2008-04-18 Rafael Espindola <espindola@google.com>
11926 * tree-vrp.c (find_case_label_index): Fix the binary search.
11927 (find_case_label_range): New.
11928 (vrp_visit_switch_stmt): Use find_case_label_range.
11929 (simplify_switch_using_ranges): Use find_case_label_range.
11931 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
11933 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
11934 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
11936 2008-04-18 Tom Tromey <tromey@redhat.com>
11939 * doc/cpp.texi (Implementation-defined behavior): Mention
11942 2008-04-18 Ian Lance Taylor <iant@google.com>
11944 * fold-const.c (pointer_may_wrap_p): New static function.
11945 (fold_comparison): Add another test for pointer overflow. Use
11946 pointer_may_wrap_p to disable some false positives.
11948 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
11950 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
11951 (fname_as_string): Match updated cpp_interpret_string prototype.
11952 (fix_string_type): Support char16_t* and char32_t*.
11953 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
11954 derivative) nodes. Register as builtin if C++0x.
11955 (c_parse_error): Support CPP_CHAR{16,32}.
11956 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
11957 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
11958 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
11959 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
11960 CTI_CHAR32_ARRAY_TYPE>: New elements.
11961 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
11962 char32_type_node, signed_char32_type_node, char16_array_type_node,
11963 char32_array_type_node): New defines.
11964 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
11965 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
11966 (lex_string): Support CPP_STRING{16,32}, match updated
11967 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
11968 (lex_charconst): Support CPP_CHAR{16,32}.
11969 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
11970 and CPP_STRING{16,32}.
11972 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
11975 * aclocal.m4: Regenerate.
11976 * configure: Regenerate.
11978 2008-04-18 Jan Hubicka <jh@suse.cz>
11980 * except.c (dw2_size_of_call_site_table,
11981 sjlj_size_of_call_site_table): Use vector API for call_site_record.
11983 * cgraphbuild.c (build_cgraph_edges): Update.
11984 * tree-pass.h: Update comment.
11985 * final.c (leaf_function_p): Update.
11986 (leaf_renumber_regs): Update.
11987 (rest_of_clean_state): Update.
11988 * omp-low.c (expand_omp_parallel): Update.
11989 * ipa-reference.c (analyze_function): Update.
11990 * reorg.c (find_end_label): Update.
11991 (optimize_skip): Update.
11992 (fill_simple_delay_slots): Update.
11993 (fill_simple_delay_slots): Update.
11994 (make_return_insns): Update.
11995 (dbr_schedule): Update.
11996 * gimple-low.c (record_vars_into): Update.
11997 * cfgbuild.c (make_edges): Update.
11998 * function.c (assign_stack_local): Update.
11999 (assign_parm_adjust_stack_rtl): Update.
12000 (locate_and_pad_parm): Update.
12001 (allocate_struct_function): Do not initialize stack_alignment_needed
12002 and preferred_stack_boundary here.
12003 (stack_protect_prologue): Update.
12004 (stack_protect_epilogue): Update.
12005 (expand_function_start): Initialize stack_alignment_needed,
12006 preferred_stack_boundary and max_jumptable_ents.
12007 (expand_function_end): Update.
12008 (free_after_compilation): Do not NULLify epilogue_delay_list.
12009 * function.h (struct rtl_data): Add stack_protect_guard,
12010 stack_alignment_needed,
12011 preferred_stack_boundary, epilogue_delay_list.
12012 (struct function): Remove value_histograms, stack_alignment_needed,
12013 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
12015 unexpanded_var_list, stack_protect_guard.
12016 (current_function_epilogue_delay_list): Remove.
12017 * ipa-type-escape.c (analyze_function): Update.
12018 * gimplify.c (pop_gimplify_context): Update comment.
12019 * calls.c (expand_call): Update.
12020 (emit_library_call_value_1): Update.
12021 * except.c (set_nothrow_function_flags): Update.
12022 * cfgexpand.c (get_decl_align_unit): Update.
12023 (create_stack_guard): Update.
12024 (estimated_stack_frame_size): Update.
12025 (expand_used_vars): Update.
12026 (tree_expand_cfg): Free histogram earliers, init expansion variables.
12027 * explow.c (allocate_dynamic_stack_space): Update.
12028 * tree-ssa-live.c (remove_unused_locals): Update.
12029 * varasm.c (mark_constant_pool): Update.
12030 * tree-inline.c (remap_decls): Update.
12031 (initialize_cfun): Update.
12032 (declare_return_variable): Update.
12033 (inline_forbidden_p): Update.
12034 (expand_call_inline): Update.
12035 (declare_inline_vars): Update.
12036 (tree_function_versioning): Update.
12037 * tree-flow.h (value_histograms): New.
12038 (VALUE_HISTOGRAMS): New macro.
12039 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
12041 * tree-cfg.c (set_bb_for_stmt): Update.
12042 (replace_by_duplicate_decl): Update.
12043 (move_block_to_fn): Update.
12044 (new_label_mapper): Update.
12045 (dump_function_to_file): Update.
12046 * ipa-struct-reorg.c (build_data_structure): Update.
12047 * cfgrtl.c (print_rtl_with_bb): Update.
12048 * reload1.c (reload): Update.
12050 * config/i386/i386.c (setup_incoming_varargs_64,
12051 ix86_compute_frame_layout): Update.
12052 * config/arc/arc.c (arc_output_function_epilogue): Update.
12054 2008-04-18 Marius Strobl <marius@FreeBSD.org>
12056 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
12057 for FreeBSD as well.
12058 * gthr-posix95.h: Likewise.
12060 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
12062 PR rtl-optimization/35838
12063 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
12064 out the byte offset of the first subreg.
12066 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
12068 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
12069 to split_ti instead of three separate calls with single member arrays.
12070 (subti3 splitter): Ditto.
12071 (adddi3 splitter): Ditto with split_di.
12072 (subdi3 splitter): Ditto.
12073 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
12074 two separate calls with single member arrays. Swap match_dup
12075 operands 1 and 2 to better fit into the array.
12076 (negdi2 splitter): Ditto with split_di.
12077 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
12078 two separate calls with single member arrays. Swap match_dup operands
12079 6 and 7 to better fit into the array.
12081 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
12083 * config/i386/i386.c (sse_builtin_type): New.
12084 (bdesc_sse_args): Likewise.
12085 (bdesc_sse_3arg): Removed.
12086 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
12087 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
12088 IX86_BUILTIN_ROUNDPS.
12089 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
12090 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
12091 IX86_BUILTIN_ROUNDPS.
12092 (ix86_expand_sse_4_operands_builtin): Removed.
12093 (ix86_expand_sse_operands_builtin): New.
12094 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
12095 and CODE_FOR_sse4_1_roundps.
12096 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
12097 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
12099 2008-04-17 Alan Modra <amodra@bigpond.net.au>
12102 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
12103 regs before frame pop when needed. If use_backchain_to_restore_sp
12104 then load backchain into a temp reg to restore vr and vrsave. Add
12105 code to restore vr after frame pop if possible.
12107 2008-04-17 Richard Guenther <rguenther@suse.de>
12109 * tree-vn.c (expressions_equal_p): Do not check type
12110 equality or compatibility before calling operand_equal_p.
12111 * fold-const.c (operand_equal_p): Check equivalence of
12112 integer constants before bailing out due to signedness or
12113 precision differences.
12114 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
12115 spurious differences in type qualification. Ignore types
12116 for COMPONENT_REFs at all.
12118 2008-04-17 Christian Bruel <christian.bruel@st.com>
12120 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
12121 msw_skip comparison.
12123 2008-04-16 Jakub Jelinek <jakub@redhat.com>
12126 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
12129 PR tree-optimization/35899
12130 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
12131 rather than TREE_OPERAND.
12133 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
12136 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
12137 temporary registers. Change operand predicate to general_operand.
12138 (remainderxf3): Ditto.
12140 2008-04-16 Richard Guenther <rguenther@suse.de>
12142 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
12143 * tree-affine.c (aff_combination_expand): Look through some
12146 2008-04-15 Doug Kwan <dougkwan@google.com>
12148 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
12150 * tree-pretty-print.c (dump_generic_node): Ditto.
12151 * final.c (output_addr_const): Ditto.
12152 * dwarf2out.c (output_cfi): Ditto.
12153 * c-pretty-print.c (pp_c_integer_constant): Ditto.
12154 * print-rtl.c (print_rtx): Ditto.
12155 * print-tree.c (print_node_brief, print_node): Ditto.
12156 * c-common.c (match_case_to_enum_1): Ditto.
12157 * sched-vis.c (print_value): Ditto.
12158 * config/i386/i386.c (print_operand): Cast to long unsigned int
12161 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
12162 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
12163 MS Windows VirtualProtect function.
12165 2008-04-15 Jan Hubicka <jh@suse.cz>
12167 * gengtype.c (write_root): Param_is argument is OK.
12168 * expr.c (expand_expr_real_1): Update call of get_exception_*.
12169 * function.h: Include varray.h
12170 (rtl_eh): New stucture based on except.c one.
12171 (call_site_record): New forward declaration and vector type.
12172 * calls.c (emit_call_1): Do not call
12173 note_current_region_may_contain_throw.
12174 * except.c (eh_status): Remove cur_region, try_region since they are
12176 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
12177 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
12178 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
12179 Remove call_site_data_used, call_site_data_size.
12180 Turn call_site_record into vector in function.h.
12181 (note_current_region_may_contain_throw): Remove.
12182 (get_exception_pointer, get_exception_filter): Do not take struct
12183 function argument; update.
12184 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
12185 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
12186 build_post_landing_pads, dw2_build_landing_pads,
12187 sjlj_assign_call_site_values, sjlj_mark_call_sites,
12188 sjlj_emit_function_enter, sjlj_emit_function_enter,
12189 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
12190 sjlj_build_landing_pads, finish_eh_generation,
12191 remove_exception_handler_label, remove_eh_handler,
12192 maybe_remove_eh_handler, add_reachable_handler,
12193 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
12194 add_action_record, collect_one_action_chain, add_call_site,
12195 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
12196 sjlj_output_call_site_table, output_function_exception_table,
12197 * except.h (note_current_region_may_contain_throw): Remove
12198 (get_exception_pointer, get_exception_filter): Do not take struct
12200 * Makefile.in (GTFILES): Put varargs before struct function.
12202 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12204 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
12205 punt for STRING_CST.
12206 (get_constraint_for): Deal with STRING_CST here instead.
12208 2008-04-15 Richard Guenther <rguenther@suse.de>
12210 * tree-ssa-propagate.c (substitute_and_fold): Substitute
12211 statements in a basic-block with a backward walk. Do not
12212 substitute into dead statements but instead remove those.
12214 2008-04-15 Richard Guenther <rguenther@suse.de>
12216 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
12217 to zero, thus disable creation of SFTs.
12219 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12221 * tree-predcom.c (suitable_reference_p): Return false if the
12222 reference can throw.
12224 2008-04-15 Jakub Jelinek <jakub@redhat.com>
12227 * c-decl.c (finish_decl): If extern or static var has variable
12228 size, set TREE_TYPE (decl) to error_mark_node.
12230 2008-04-15 Rafael Espindola <espindola@google.com>
12232 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
12235 2008-04-15 Richard Guenther <rguenther@suse.de>
12237 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
12238 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
12239 (visit_reference_op_load): Do walk vuse-vdef chains on
12240 vn_reference_lookup.
12241 (visit_reference_op_store): But do not here.
12242 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
12243 vn_reference_lookup.
12244 (vn_lookup_with_vuses): But do so here.
12246 2008-04-14 Ian Lance Taylor <iant@google.com>
12248 * fold-const.c (fold_overflow_warning): Remove assertion.
12250 2008-04-15 Ben Elliston <bje@au.ibm.com>
12252 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
12253 temp1 local variables.
12255 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
12258 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
12259 ".text.unlikely" section as executable.
12261 2008-04-14 James E. Wilson <wilson@tuliptree.org>
12263 * config/ia64/ia64.c (rtx_needs_barrier): Handle
12264 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
12265 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
12266 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
12267 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
12268 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
12269 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
12271 2008-04-14 Ian Lance Taylor <iant@google.com>
12273 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
12274 * fold-const.c (fold_comparison): If appropriate, test
12275 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
12276 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
12277 reassociating a pointer type.
12278 * doc/invoke.texi (Optimize Options): Document that
12279 -fstrict-overflow applies to pointer wraparound.
12281 2008-04-13 Jan Hubicka <jh@suse.cz>
12283 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
12285 2008-04-12 Andrew Pinski <pinskia@gmail.com>
12287 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
12288 we are going to "save the world".
12290 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
12292 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
12293 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
12294 operand 0 constraint, not "=".
12296 2008-04-11 James E. Wilson <wilson@tuliptree.org>
12298 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
12300 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12302 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
12303 of size of positions_needed * CHAR_BIT.
12305 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12307 PR middle-end/35897
12308 * dse.c (store_info): Change positions_needed to unsigned
12310 (lowpart_bitmask): New.
12311 (record_store): Cast to unsigned HOST_WIDE_INT for
12312 positions_needed. Assert width <= size of positions_needed *
12313 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
12314 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
12315 lowpart_bitmask to set mask.
12317 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12319 * config/bfin/constraints.md: New file.
12320 * config/bfin/bfin.md: Include it.
12321 (adddi3): Use satisfies_constraint functions instead of the old macros.
12322 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
12323 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
12324 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
12325 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
12326 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
12327 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
12328 EXTRA_CONSTRAINT): Delete.
12329 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
12330 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
12332 * config/bfin/bfin.c: Include "tm-constrs.h".
12333 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
12334 Use satisfies_constraint functions instead of the old macros.
12335 * doc/md.texi (Blackfin Constraints): Update file name reference.
12337 2008-04-11 Richard Guenther <rguenther@suse.de>
12339 PR tree-optimization/35869
12340 * tree-vrp.c (execute_vrp): Move switch statement update after
12341 jump threading. Schedule another cfg cleanup run.
12343 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
12346 * attribs.c (decl_attributes): Return early on errorneous node.
12348 2008-04-10 Oleg Ryjkov <olegr@google.com>
12350 * tree.h (struct tree_base): Added a new flag default_def_flag.
12351 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
12353 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
12355 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
12357 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12360 * pa.md: Define mode iterator P. Define mode attribute dwc.
12361 (dcacheflush): Update pattern to use iterator P and attribute dwc.
12362 (icacheflush): Likewise.
12363 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
12364 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
12366 2008-04-11 Ben Elliston <bje@au.ibm.com>
12368 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
12370 2008-04-10 Rafael Espindola <espindola@google.com>
12372 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
12373 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
12374 (extract_range_from_expr): The same.
12376 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
12378 * config/mips/mips.md (GPR2): New mode iterator.
12379 (seq): Add comment.
12380 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
12381 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
12382 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
12383 Rewrite these to take two modes, the mode of comparison and the
12384 mode of the destination.
12385 * config/mips/mips.c (mips_expand_scc): Instead of having
12386 paradoxical subreg as destination, expand "narrowing" scc if mode
12387 of comparison is SI and target is requested in DI mode.
12388 (mips_emit_int_order_test): Update comment. Make mode of
12389 comparison match CMP0 rather than TARGET. When creating inverse
12390 target use mode of TARGET.
12392 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
12394 * gcov-dump.c (tag_summary): Only print summaries for the first
12395 GCOV_COUNTERS_SUMMABLE counters.
12397 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
12399 * config/i386/i386.md (absneg): New code iterator.
12400 (absnegprefix): New code attribute.
12401 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
12402 patterns using absneg code iterator.
12403 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
12404 using absneg code iterator.
12405 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
12406 *neg<mode>2 patterns using absneg code iterator.
12407 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
12408 *negextendsfdf2 patterns using absneg code iterator.
12409 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
12410 *negextendsfxf2 patterns using absneg code iterator.
12411 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
12412 *negextendsfdf2 patterns using absneg code iterator.
12413 * config/i386/sse.md (<code><mode>2): Macroize expander from
12414 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
12416 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
12418 * config/s390/s390.h: Remove the remains of the recent search
12419 & replace action of current_function_outgoing_args_size.
12421 2008-04-10 Ira Rosen <irar@il.ibm.com>
12423 PR tree-optimization/35821
12424 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
12425 NEW_STMT_LIST is not NULL.
12427 2008-04-09 David Edelsohn <edelsohn@gnu.org>
12430 * toplev.c (process_options): Remove -ffunction-sections debugging
12433 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
12435 PR middle-end/PR28690
12436 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
12437 than gen_rtx_fmt_ee to perform more canonicalizations.
12439 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12442 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
12444 2008-04-09 Richard Guenther <rguenther@suse.de>
12446 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
12447 (dump_function_to_file): Dump function arguments with types.
12449 2008-04-08 Richard Guenther <rguenther@suse.de>
12451 * fold-const.c (fold_widened_comparison): Do not allow
12452 sign-changes that change the result.
12454 2008-04-08 Janis Johnson <janis187@us.ibm.com>
12457 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
12458 kinds of indirect references.
12460 2008-04-08 David Edelsohn <edelsohn@gnu.org>
12462 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
12463 GNU Fortran language string.
12465 2008-04-08 Rafael Espindola <espindola@google.com>
12467 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
12468 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
12469 * tree.h (tree_call_nonnegative_warnv_p): New.
12471 2008-04-08 Jan Hubicka <jh@suse.cz>
12473 * function.c (free_after_compilation): Clear out regno_reg_rtx
12476 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
12479 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12481 PR middle-end/PR28690
12482 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
12483 same precedence as REG_POINTER and MEM_POINTER operands.
12485 2008-04-08 Richard Guenther <rguenther@suse.de>
12487 PR middle-end/35834
12488 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
12489 for adding index to base.
12491 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
12493 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
12494 (MINGW_ENABLE_EXECUTE_STACK): New.
12495 (IN_LIBGCC2): For libgcc include windows.h file for
12496 function declarations.
12498 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
12500 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
12501 and tem2 if tem1 is not a REG or MULT.
12503 2008-04-08 Jan Hubicka <jh@suse.cz>
12505 * function.h (incomming_args): Break out of struct function.
12506 (function_subsections): Break out of struct function.
12507 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
12508 return_rtx and hard_reg_initial_vals from struct function.
12509 Kill inl_max_label_num.
12510 (current_function_pops_args, current_function_args_info,
12511 current_function_args_size, current_function_args_size,
12512 current_function_pretend_args_size,
12513 current_function_outgoing_args_size,
12514 current_function_internal_arg_pointer, current_function_return_rtx):
12515 Kill compatibility accestor macros.
12516 * builtins.c (expand_builtin_apply_args_1): Update.
12517 (expand_builtin_next_arg): Update.
12518 * df-scan.c (df_get_call_refs): Update.
12519 * dbxout.c (dbxout_function_end): Update.
12520 * dwarf2out.c (dwarf2out_switch_text_section): Update.
12521 (output_line_info): Update.
12522 (secname_for_decl): Update.
12523 (dwarf2out_var_location): Update.
12524 * function.c (free_after_compilation): Update.
12525 (assign_parm_find_stack_rtl): Update.
12526 (assign_parms): Update.
12527 (expand_dummy_function_end): Update.
12528 (expand_function_end): Update.
12529 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
12530 (expand_call): Update.
12531 (emit_library_call_value_1): Update.
12532 (store_one_arg): Update.
12533 * varasm.c (initialize_cold_section_name): Update.
12534 (unlikely_text_section): Update.
12535 (unlikely_text_section_p): Update.
12536 (assemble_start_function): Update.
12537 (assemble_end_function): Update.
12538 (default_section_type_flags): Update.
12539 (switch_to_section): Update.
12540 * integrate.c (set_decl_abstract_flags): Update.
12541 (get_hard_reg_initial_val): Update.
12542 (has_hard_reg_initial_val): Update.
12543 (allocate_initial_values): Update.
12544 * resource.c (init_resource_info): Update.
12545 * config/alpha/alpha.c (NUM_ARGS): Update.
12546 (direct_return): Update.
12547 (alpha_va_start): Update.
12548 (alpha_sa_size): Update.
12549 (alpha_initial_elimination_offset): Update.
12550 (alpha_expand_prologue): Update.
12551 (alpha_start_function): Update.
12552 (alpha_expand_epilogue): Update.
12553 (unicosmk_initial_elimination_offset):
12554 * config/alpha/alpha.md (call expander): Update.
12555 * config/s390/s390.c (s390_register_info): Update.
12556 (s390_register_info): Update.
12557 (s390_frame_info): Update.
12558 (s390_initial_elimination_offset): Update.
12559 (s390_build_builtin_va_list): Update.
12560 (s390_va_start): Update.
12561 * config/spu/spu.c (direct_return): Update.
12562 (spu_expand_prologue): Update.
12563 (spu_initial_elimination_offset): Update.
12564 (spu_build_builtin_va_list): Update.
12565 (spu_va_start): Update.
12566 * config/sparc/sparc.c (sparc_init_modes): Update.
12567 (sparc_compute_frame_size): Update.
12568 (function_value): Update.
12569 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
12570 * config/i386/i386.md (return expander): Update.
12571 * config/i386/i386.c (ix86_va_start): Update.
12572 (ix86_can_use_return_insn_p): Update.
12573 (ix86_compute_frame_layout): Update.
12574 (ix86_expand_epilogue): Update.
12575 * config/sh/sh.c (output_stack_adjust): Update.
12576 (calc_live_regs): Update.
12577 (sh_expand_prologue): Update.
12578 (sh_builtin_saveregs): Update.
12579 (sh_va_start): Update.
12580 (initial_elimination_offset): Update.
12581 (sh_allocate_initial_value): Update.
12582 (sh_function_ok_for_sibcall): Update.
12583 (sh_get_pr_initial_val): Update.
12584 * config/sh/sh.md (return expander): Update.
12585 * config/avr/avr.c (frame_pointer_required_p): UPdate.
12586 * config/crx/crx.c (crx_compute_frame): UPdate.
12587 (crx_initial_elimination_offset): UPdate.
12588 * config/xtensa/xtensa.c (compute_frame_size): Update
12589 (xtensa_builtin_saveregs): Update.
12590 (xtensa_va_start): Update.
12591 (order_regs_for_local_alloc): Update.
12592 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
12593 (xstormy16_expand_builtin_va_start): Update.
12594 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
12595 * config/m68hc11/m68hc11.md (return expanders): Update.
12596 * config/m68hc11/m68hc11.c (expand_prologue): Update.
12597 (expand_epilogue): Update.
12598 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
12599 (cris_simple_epilogue): Update.
12600 (cris_expand_prologue): Update.
12601 (cris_expand_epilogue): Update.
12602 * config/iq2000/iq2000.c (iq2000_va_start): Update.
12603 (compute_frame_size): Update.
12604 * config/mt/mt.c (mt_compute_frame_size): Update.
12605 * config/mn10300/mn10300.c (expand_prologue): Update.
12606 (expand_epilogue): Update.
12607 (initial_offset): Update.
12608 (mn10300_builtin_saveregs):
12609 * config/mn10300/mn10300.md (return expander): Update.
12610 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
12611 (ia64_initial_elimination_offset): Update.
12612 (ia64_initial_elimination_offset): Update.
12613 (ia64_expand_prologue): Update.
12614 * config/m68k/m68k.md (return expander): Update.
12615 * config/rs6000/rs6000.c (rs6000_va_start): Update.
12616 (rs6000_stack_info): Update.
12617 * config/mcore/mcore.c (layout_mcore_frame): Update.
12618 (mcore_expand_prolog): Update.
12619 * config/arc/arc.c (arc_compute_frame_size): Update.
12620 * config/score/score3.c (score3_compute_frame_size): Update.
12621 * config/score/score7.c (score7_compute_frame_size): Update.
12622 * config/arm/arm.c (use_return_insn): Update.
12623 (thumb_find_work_register): Update.
12624 (arm_compute_save_reg_mask): Update.
12625 (arm_output_function_prologue): Update.
12626 (arm_output_epilogue): Update.
12627 (arm_size_return_regs): Update.
12628 (arm_get_frame_offsets): Update.
12629 (arm_expand_prologue): Update.
12630 (thumb_exit): Update.
12631 (thumb_unexpanded_epilogue): Update.
12632 (thumb1_output_function_prologue): Update.
12633 * config/pa/pa.md (return expander): Update.
12634 * config/pa/pa.c (compute_frame_size): Update.
12635 (hppa_builtin_saveregs): Update.
12636 * config/mips/mips.c (mips_va_start): Update.
12637 (mips16_build_function_stub): Update.
12638 (mips_compute_frame_info): Update.
12639 (mips_restore_gp): Update.
12640 (mips_output_function_prologue): Update.
12641 (mips_expand_prologue): Update.
12642 * config/v850/v850.c (compute_frame_size): Update.
12643 (expand_prologue): * config/mmix/mmix.c (along): update.
12644 (mmix_initial_elimination_offset): update.
12645 (mmix_reorg): update.
12646 (mmix_use_simple_return): update.
12647 (mmix_expand_prologue): update.
12648 (mmix_expand_epilogue): Update.
12649 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
12650 (emit_link_insn): Update.
12652 2008-04-08 Anatoly Sokolov <aesok@post.ru>
12654 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
12655 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
12657 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
12660 2008-04-07 Jan Hubicka <jh@suse.cz>
12662 * function.h (rtl): Rename to x_rtl.
12663 (crtl): New define.
12664 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
12665 frame_offset, stack_check_probe_note, arg_pointer_save_area,
12666 used_temp_slots avail_temp_slots, temp_slot_level,
12667 nonlocal_goto_handler_labels): Update accesstors.
12668 (rtl): New global variable.
12669 (struct function): Move some fileds to rtl_data.
12670 (get_arg_pointer_save_area): Update prototype.
12671 * builtins.c (expand_builtin_setjmp_receiver): Update call of
12672 get_arg_pointer_save_area.
12673 * expr.c (init_expr): Update
12674 * function.c (get_frame_size): Update
12675 (assign_stack_local): Update
12676 (expand_function_end): Update.
12677 (get_art_pointer_save_area): Update
12679 * emit-rtl.c (rtl): Declare.
12680 (regno_reg_rtx): Declare.
12681 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
12683 (gen_reg_rtx): Update.
12684 * varasm.c (n_deferred_constatns): Update accestor.
12685 (init_varasm_status): Do not allocate varasm_status.
12686 (force_const_mem, get_pool_size, output_constant_pool): Update.
12687 * stmt.c (force_label_rtx): Do not use x_ prefixes.
12688 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
12689 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
12690 * sparc/sparc.h (INIT_EXPANDERS): Update.
12691 * ia64/ia64.h (INIT_EXPANDERS): Update.
12693 2008-04-07 James E. Wilson <wilson@tuliptree.org>
12695 * reload.c (push_secondary_reload): Add missing break to for loop.
12697 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12699 PR middle-end/PR28690
12700 * rtlanal.c: Update copyright years.
12701 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
12702 as REG_POINTER and MEM_POINTER operands.
12703 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
12704 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
12705 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
12706 * gcse.c: Update copyright years.
12707 (pre_delete): Call gen_reg_rtx_and_attrs.
12708 (hoist_code): Likewise.
12709 (build_store_vectors): Likewise.
12710 (delete_store): Likewise.
12711 * loop-invariant.c (move_invariant_reg): Likewise.
12712 Update copyright years.
12714 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
12716 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
12717 control string instead of quoted.
12719 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
12721 * doc/rtl.texi: Rewrite of subreg section.
12723 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
12726 * config/i386/i386.c (legitimize_pic_address): Add treating
12727 of dllimport SYM_REF's.
12728 (legitimize_dllimport_symbol): Add prototype.
12730 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12732 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
12733 reference in constructor with non self-referential type.
12735 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12737 Removal of Return with Depressed Stack Pointer support
12738 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
12739 (ECF_SP_DEPRESSED): Likewise.
12740 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
12741 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
12742 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12743 (expand_call): Do not test ECF_SP_DEPRESSED.
12744 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12745 * function.c (keep_stack_depressed): Delete.
12746 (handle_epilogue_set): Likewise.
12747 (update_epilogue_consts): Likewise.
12748 (emit_equiv_load): Likewise.
12749 (thread_prologue_and_epilogue_insns): Remove support for Return with
12750 Depressed Stack Pointer.
12751 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12753 2008-04-06 Richard Guenther <rguenther@suse.de>
12755 PR tree-optimization/35400
12756 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
12757 information from SSA_NAMEs.
12759 2008-04-06 Anatoly Sokolov <aesok@post.ru>
12761 * config/avr/avr.h (avr_mega_p): Remove declaration.
12762 (AVR_MEGA): Remove macro.
12763 * config/avr/avr.c (avr_mega_p): Remove variable.
12764 (avr_override_options): Remove inicializion of avr_mega_p.
12765 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
12766 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
12767 (avr_jump_mode): (Ditto.).
12768 (avr_output_progmem_section_asm_op): (Ditto.).
12769 (avr_asm_init_sections): (Ditto.).
12770 (avr_asm_init_sections): (Ditto.).
12771 (avr_rtx_costs): (Ditto.).
12772 * config/avr/avr.md: (Ditto.).
12773 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
12776 2008-04-06 Richard Guenther <rguenther@suse.de>
12778 PR tree-optimization/35842
12779 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
12780 is_gimple_invariant_address.
12782 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12784 * gcc.c (default_compilers): Sync Fortran extensions list with
12785 that in fortran/lang-specs.h.
12786 * doc/invoke.texi: Likewise.
12787 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
12788 * dwarf2out.c (gen_compile_unit_die): Likewise.
12790 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
12792 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
12794 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
12797 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
12798 attribute is used for nested functions.
12800 2008-04-05 Jan Hubicka <jh@suse.cz>
12802 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
12804 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
12806 (dump_files): Update.
12807 (enable_rtl_dump_file): Do not accept letter argument.
12808 * tree-pass.h (dump_file_info): Remove letter argument.
12809 * toplev.c (decode_d_option): Update -da handling.
12810 * toplev.h (enable_rtl_dump_file): Update prototype.
12811 * passes.c (register_one_dump_file): Do not accept IPA argument; work
12812 it out based on pass type.
12813 (register_dump_files_1): Likewise.
12814 (init_optimization_passes): Update register_one_dump_file calls.
12815 (execute_one_pass): Sanity check that IPA passes are called at IPA
12816 level and RTL passes at RTL level.
12817 (execute_pass_list): IPA pass can not be after or subpass of
12819 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
12820 disallov RTL subpasses of IPA subpasses.
12822 2008-04-05 Ben Elliston <bje@au.ibm.com>
12824 * tree-cfg.c (need_fake_edge_p): Return false for calls to
12825 builtins that return exactly once and do not throw. Cache call to
12828 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
12830 PR rtl-optimization/34916
12831 PR middle-end/35519
12832 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
12833 between instruction pairs.
12835 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
12837 * doc/invoke.texi: Document -mbitops for SH.
12838 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
12839 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
12840 * config/sh/sh.c (print_operand): Add %t operand code.
12841 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
12842 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
12843 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
12844 (extendqihi2): Likewise.
12845 (movqi_i): Likewise.
12846 (insv): Use bset, bclr and bst instructions for SH2A if possible.
12847 (extv): Use bld instruction for SH2A if possible.
12849 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
12850 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
12851 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
12852 (bset.b, bclr.b): Define peepholes.
12853 * config/sh/sh.opt (mbitops): New option.
12855 2008-04-04 Janis Johnson <janis187@us.ibm.com>
12858 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
12859 and view convert expression.
12861 2008-04-04 Jakub Jelinek <jakub@redhat.com>
12864 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12866 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
12868 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
12870 * config/i386/cpuid.h (bit_AES): New.
12871 (bit_PCLMUL): Likewise.
12873 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
12874 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
12875 SSE2 if AES or PCLMUL is enabled.
12876 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
12877 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
12878 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
12879 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
12880 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
12881 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
12882 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
12883 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
12884 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
12885 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
12886 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
12887 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
12888 __builtin_ia32_aeskeygenassist128 and
12889 __builtin_ia32_pclmulqdq128.
12890 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
12891 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
12892 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
12894 * config/i386/i386.h (TARGET_AES): New.
12895 (TARGET_PCLMUL): Likewise.
12896 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
12898 * config/i386/i386.md (UNSPEC_AESENC): New.
12899 (UNSPEC_AESENCLAST): Likewise.
12900 (UNSPEC_AESDEC): Likewise.
12901 (UNSPEC_AESDECLAST): Likewise.
12902 (UNSPEC_AESIMC): Likewise.
12903 (UNSPEC_AESKEYGENASSIST): Likewise.
12904 (UNSPEC_PCLMUL): Likewise.
12906 * config/i386/i386.opt (maes): New.
12907 (mpclmul): Likewise.
12909 * config/i386/sse.md (aesenc): New pattern.
12910 (aesenclast): Likewise.
12911 (aesdec): Likewise.
12912 (aesdeclast): Likewise.
12913 (aesimc): Likewise.
12914 (aeskeygenassist): Likewise.
12915 (pclmulqdq): Likewise.
12917 * config/i386/wmmintrin.h: New.
12919 * doc/extend.texi: Document AES and PCLMUL built-in function.
12921 * doc/invoke.texi: Document -maes and -mpclmul.
12923 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
12925 * function.c (free_after_parsing): Replace with
12926 cxx_push_function_context from C++ front-end.
12927 (allocate_struct_function): Don't call langhook.
12928 * langhooks.h (struct lang_hooks_for_functions): Delete.
12929 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
12931 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
12932 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
12933 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
12934 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
12935 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
12936 remove LANG_HOOKS_FUNCTION_INITIALIZER.
12937 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
12939 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
12940 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
12942 2008-04-04 Jakub Jelinek <jakub@redhat.com>
12945 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
12948 2008-04-04 Richard Guenther <rguenther@suse.de>
12950 PR middle-end/35823
12951 * fold-const.c (optimize_minmax_comparison): Use the correct
12952 type for the constant in the simplified comparison.
12954 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
12956 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
12957 Pass L2 size as "--param l2-cache-size" to the compiler.
12958 (decode_l2_cache): New function to decode L2 cache parameters using
12959 0x8000006 extended cpuid function.
12960 (detect_caches_amd): Determine parameters of L2 cache using
12961 decode_l2_caches function.
12962 (decode_caches_intel): Decode L2 cache parameters.
12963 (detect_caches_intel): Determine L2 cache parameters using
12964 decode_caches_intel and decode_l2_caches functions.
12966 2008-04-03 Bob Wilson <bob.wilson@acm.org>
12968 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
12969 secondary input reload for subword loads from the constant pool.
12971 2008-04-03 Janis Johnson <janis187@us.ibm.com>
12974 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
12975 constants of the appropriate size for runtime calculations.
12978 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
12979 decimal-float literal constant zero.
12981 2008-04-03 Jakub Jelinek <jakub@redhat.com>
12984 * c-parser.c (c_parser_omp_atomic): Call
12985 default_function_array_conversion on the RHS.
12987 PR middle-end/35818
12988 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
12989 call is_variable_sized if decl has incomplete type.
12991 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
12993 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
12995 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
12997 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
12999 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
13000 (sgt<u>): Merge sgt and sgtu into new expander.
13001 (sgt, sgtu): Remove expanders.
13002 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
13003 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
13004 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
13005 *sgtu_<mode>_mips16 into new pattern.
13006 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
13007 (sge<u>): Merge sge and sgeu into new expander.
13008 (sge, sgeu): Remove expanders.
13009 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
13011 (*sge_<mode>, second *sge_<mode>): Remove patterns.
13012 (slt<u>): Merge slt and sltu into new expander.
13013 (slt, sltu): Remove expanders.
13014 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
13015 (*slt_<mode>, *sltu_<mode>): Remove patterns.
13016 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
13017 *sltu_<mode>_mips16 into new pattern.
13018 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
13019 (sle<u>): Merge sle and sleu into new expander.
13020 (sle, sleu): Remove expanders.
13021 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
13022 (*sle_<mode>, *sleu_<mode>): Remove patterns.
13023 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
13024 *sleu_<mode>_mips16 into new pattern.
13025 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
13027 2008-04-03 Jan Hubicka <jh@suse.cz>
13029 PR tree-optimization/35795
13030 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
13031 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13032 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
13033 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
13034 * score/score3.c (score3_output_mi_thunk): Likewise.
13035 * score/score7.c (score7_output_mi_thunk): Likewise.
13036 * mips/mips.c (mips_output_mi_thunk): Likewise.
13038 2008-04-03 Richard Guenther <rguenther@suse.de>
13040 * tree-vrp.c (extract_range_from_unary_expr): Handle all
13041 conversions. Simplify code.
13043 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
13045 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
13047 2008-04-03 Tom Tromey <tromey@redhat.com>
13048 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13050 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
13051 * config/bfin/t-bfin-linux (generated_files): Add
13052 linux-sysroot-suffix.h.
13053 * doc/install.texi (Prerequisites): Require make 3.80.
13054 * doc/sourcebuild.texi (Front End Directory): Document new
13056 * Makefile.in (generated_files): New variable.
13057 (ALL_HOST_OBJS): New variable.
13058 ($(ALL_HOST_OBJS)): New target.
13060 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
13062 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
13063 (remap_block): Call id->transform_lang_insert_block instead
13065 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
13066 Set id.transform_lang_insert_block to NULL.
13067 (clone_body): Move to cp/optimize.c
13068 * tree-inline.h (struct copy_body_data): Change
13069 transform_lang_insert_block to function pointer.
13070 (copy_generic_body, copy_decl_no_change): Export.
13071 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
13072 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
13073 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
13075 * c-tree.h (insert_block): Kill.
13076 * c-decl.c (insert_block): Kill.
13078 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
13080 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
13081 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
13082 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
13084 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
13085 argument, call {push,pop}_function_context from here.
13086 * c-parser.c: Use c_{push,pop}_function_context.
13088 * function.c (push_function_context_to): Move meat ...
13089 (push_function_context): ... here. Simplify.
13090 * function.c (pop_function_context_from): Move meat ...
13091 (pop_function_context): ... here. Simplify.
13092 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
13094 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
13095 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
13096 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
13097 * tree.h (push_function_context_to, pop_function_context_from): Remove.
13099 2008-04-03 Ben Elliston <bje@au.ibm.com>
13101 * expmed.c (extract_force_align_mem_bit_field): Remove.
13103 2008-04-03 Richard Guenther <rguenther@suse.de>
13105 PR middle-end/35800
13106 * expr.h (try_casesi): Adjust prototype.
13107 * expr.c (try_casesi): Take fallback label as extra parameter.
13108 Use that for gen_casesi if default_label is NULL.
13109 * stmt.c (expand_case): Pass fallback label to try_casesi,
13110 make sure to fill gaps with a fallback label if default_label
13113 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
13116 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
13118 2008-04-03 Ben Elliston <bje@au.ibm.com>
13120 * expmed.c (extract_split_bit_field): Remove if (0) code.
13121 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
13122 (do_ds_constraint): Likewise.
13124 2008-04-02 Joseph Myers <joseph@codesourcery.com>
13126 * doc/cppopts.texi (-dU): Document.
13127 * c-common.h (flag_dump_macros): Update comment.
13128 * c-opts.c (handle_OPT_d): Handle -dU.
13129 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
13130 dump_queued_macros, cb_used_define, cb_used_undef): New.
13131 (init_pp_output): Handle -dU.
13132 (cb_line_change): Call dump_queued_macros.
13133 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
13135 2008-04-02 Anatoly Sokolov <aesok@post.ru>
13137 * config/avr/predicates.md (io_address_operand): New predicate.
13138 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
13139 * config/avr/avr.c (avr_io_address_p): Remove function.
13140 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
13141 'avr_io_address_p' function.
13142 (out_movhi_r_mr): (Ditto.).
13143 (out_movqi_mr_r): (Ditto.).
13144 (out_movhi_mr_r): (Ditto.).
13145 (avr_address_cost): (Ditto.).
13147 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
13149 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
13150 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
13151 in 32bit mode when XMM registers are available to avoid store
13153 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
13154 corresponding post-reload splitters.
13156 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
13158 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
13159 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
13160 __builtin_ia32_roundss.
13161 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
13162 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
13163 __builtin_ia32_roundss.
13164 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
13165 IX86_BUILTIN_SHUFPD here.
13167 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
13169 * config/i386/i386.md (plogic): New.
13170 (plogicprefix): Likewise.
13172 * config/i386/mmx.md (mmx_<code><mode>3): New.
13173 (mmx_and<mode>3): Removed.
13174 (mmx_ior<mode>3): Likewise.
13175 (mmx_xor<mode>3): Likewise.
13177 * config/i386/sse.md (<code><mode>3): New.
13178 (*<code><mode>3): Likewise.
13179 (*<code><mode>3): Likewise.
13180 (<code><mode>3): Likewise.
13181 (*sse_<code><mode>3): Likewise.
13182 (*sse2_<code><mode>3): Likewise.
13183 (<code>tf3): Likewise.
13184 (*<code>tf3): Likewise.
13185 (and<mode>3): Likewise.
13186 (*and<mode>3): Likewise.
13187 (ior<mode>3): Removed.
13188 (*ior<mode>3): Likewise.
13189 (xor<mode>3): Likewise.
13190 (*xor<mode>3): Likewise.
13191 (*and<mode>3): Likewise.
13192 (*ior<mode>3): Likewise.
13193 (*xor<mode>3): Likewise.
13194 (and<mode>3): Likewise.
13195 (*sse_and<mode>3): Likewise.
13196 (*sse2_and<mode>3): Likewise.
13197 (andtf3): Likewise.
13198 (*andtf3): Likewise.
13199 (ior<mode>3): Likewise.
13200 (*sse_ior<mode>3): Likewise.
13201 (*sse2_ior<mode>3): Likewise.
13202 (iortf3): Likewise.
13203 (*iortf3): Likewise.
13204 (xor<mode>3): Likewise.
13205 (*sse_xor<mode>3): Likewise.
13206 (*sse2_xor<mode>3): Likewise.
13207 (xortf3): Likewise.
13208 (*xortf3): Likewise.
13210 2008-04-02 Richard Guenther <rguenther@suse.de>
13212 PR tree-optimization/14495
13213 PR tree-optimization/34793
13214 * tree-vrp.c (struct switch_update): New structure.
13215 (to_remove_edges, to_update_switch_stmts): New VECs.
13216 (simplify_switch_using_ranges): New function. Remove not taken
13217 case labels and edges.
13218 (simplify_stmt_using_ranges): Call it.
13219 (identify_jump_threads): Mark edges we have queued for removal
13220 so we don't thread them.
13221 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
13223 * tree-cfg.c (group_case_labels): Deal with missing default label.
13224 (tree_verify_flow_info): Allow missing default label.
13225 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
13226 (emit_case_nodes): Likewise.
13227 (expand_case): Do not rely on the default label to be present.
13228 * expr.c (try_casesi): Deal with NULL default_label.
13229 (do_tablejump): Likewise.
13231 2008-04-02 Richard Guenther <rguenther@suse.de>
13233 PR tree-optimization/14495
13234 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
13235 SWITCH_EXPR here ...
13236 (vrp_visit_switch_stmt): ... but here (new function).
13237 (find_case_label_index): New helper function.
13238 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
13240 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13242 * fwprop.c: Fix ISO-C99ism.
13244 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13247 * Makefile.in (objdir): Set it here.
13248 * configure.ac: Not here. Find dynamic linker characteristics.
13249 * exec-tool.in: Use them.
13250 * aclocal.m4: Regenerate.
13251 * configure: Regenerate.
13253 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13255 * expr.c (expand_var): Delete it.
13256 * expr.h (expand_var): Delete prototype.
13257 * function.c (expand_function_start): Use expand_decl instead.
13258 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
13261 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
13263 PR rtl-optimization/35542
13264 * fwprop.c (forward_propagate_and_simplify): Replace
13265 loc_reg_mentioned_in_p with reg_mentioned_p.
13267 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13269 PR rtl-optimization/35281
13270 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
13271 (propagate_rtx_1): Handle PR_HANDLE_MEM.
13272 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
13273 (varying_mem_p): Move above propagate_rtx.
13274 (all_uses_available_at): Do not check MEMs.
13276 2008-04-02 Rafael Espindola <espindola@google.com>
13278 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
13279 (register_edge_assert_for_2): Split the cond argument.
13280 (register_edge_assert_for_1): Adjust for the change in
13281 register_edge_assert_for_2.
13282 (register_edge_assert_for): Split the cond argument.
13283 (find_switch_asserts): Adjust for the change in
13284 register_edge_assert_for.
13286 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
13288 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
13289 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
13290 offsets for 64-bit mingw.
13291 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
13292 abi for x86_64-pc-mingw.
13294 2008-04-02 Richard Guenther <rguenther@suse.de>
13296 * tree-vrp.c (extract_range_from_assert): Make sure to not
13297 produce range min/max with TREE_OVERFOW set.
13298 If merging a anti-range and a range keep the anti-range if
13299 the range covers all values of the type.
13300 (register_edge_assert_for_2): Only allow sign-changing
13301 conversions in detecting canonical range checks. Also
13302 register an assert for the unsigned name if useful.
13304 PR tree-optimization/35787
13305 * tree-vrp.c (vrp_val_max): New function.
13306 (vrp_val_min): Likewise.
13307 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
13308 (vrp_val_is_min): Likewise.
13309 (supports_overflow_infinity): Use vrp_val_{min,max}.
13310 (negative_overflow_infinity): Likewise.
13311 (positive_overflow_infinity): Likewise.
13312 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
13313 (is_positive_overflow_infinity): Likewise.
13314 (is_overflow_infinity): Likewise.
13315 (avoid_overflow_infinity): Use vrp_val_{min,max} and
13316 vrp_val_is_{min,max}.
13317 (set_and_canonicalize_value_range): Canonicalize anti-ranges
13318 to ranges if possible. Avoid empty ranges.
13320 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13322 PR middle-end/35705
13323 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
13324 the expression is a function address.
13326 2008-04-01 George Helffrich <george@gcc.gnu.org>
13328 PR fortran/35154, fortran/23057
13329 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
13330 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
13331 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
13332 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
13334 (dbxout_syms): Check for COMMON-based symbol and wrap in
13335 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
13336 in bracket for efficiency.
13338 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
13339 using DW_TAG_common_block + member offset.
13340 (add_pubname_string): New function.
13341 (dw_expand_expr): New function to find block name and offset for
13343 (common_check): New function to check whether symbol in Fortran COMMON.
13344 (gen_variable_die): If COMMON, use DW_TAG_common_block.
13346 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
13349 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
13351 2008-04-02 Ben Elliston <bje@au.ibm.com>
13353 * config/v850/v850.md (casesi): Remove if (0) code.
13354 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
13355 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
13357 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
13359 * config/i386/i386.md (rex64suffix): New mode attribute.
13360 (floathi<mode>2): Disable expander for SSE math.
13361 (*floathi<mode>2_1): New insn insn_and_split pattern.
13362 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
13363 corresponding post-reload splitters.
13364 (*floathi<mode>2_i387): New macroized insn pattern.
13365 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
13366 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
13367 insn_and_split pattern.
13368 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
13369 New macroized instruction patterns and corresponding post-reload
13371 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
13372 and corresponding post-reload splitters.
13373 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
13374 New macroized instruction patterns.
13375 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
13376 macroized instruction patterns and corresponding post-reload splitters.
13377 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
13378 corresponding post-reload splitters.
13379 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
13380 New macroized instruction patterns.
13381 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
13382 corresponding post-reload splitters.
13383 (*floatsi<mode>2_i387): New macroized instruction patterns.
13385 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
13387 * config/i386/i386.md (smaxmin): New.
13388 (umaxmin): Likewise.
13389 (maxminiprefix): Likewise.
13390 (maxminfprefix): Likewise.
13391 (<code><mode>3): Likewise.
13392 (smin<mode>3): Removed.
13393 (smax<mode>3): Likewise.
13395 * config/i386/mmx.md (mmx_<code>v2sf3): New.
13396 (mmx_<code>v4hi3): Likewise.
13397 (mmx_<code>v8qi3): Likewise.
13398 (mmx_smaxv2sf3): Removed.
13399 (mmx_sminv2sf3): Likewise.
13400 (mmx_umaxv8qi3): Likewise.
13401 (mmx_smaxv4hi3): Likewise.
13402 (mmx_uminv8qi3): Likewise.
13403 (mmx_sminv4hi3): Likewise.
13405 * config/i386/sse.md (<addsub><mode>3): New.
13406 (*<addsub><mode>3): Likewise.
13407 (<sse>_vm<addsub><mode>3): Likewise.
13408 (<maxmin><mode>3): Likewise.
13409 (*<maxmin><mode>3_finite): Likewise.
13410 (*<maxmin><mode>3): Likewise.
13411 (<sse>_vm<maxmin><mode>3): Likewise.
13412 (sse3_h<addsub>v4sf3): Likewise.
13413 (sse3_h<addsub>v2df3): Likewise.
13414 (<maxmin>v16qi3): Likewise.
13415 (*<maxmin>v16qi3): Likewise.
13416 (<maxmin>v8hi3): Likewise.
13417 (*<maxmin>v8hi3): Likewise.
13418 (*sse4_1_<maxmin><mode>3): Likewise.
13419 (*sse4_1_<maxmin><mode>3): Likewise.
13420 (add<mode>3): Removed.
13421 (*add<mode>3): Likewise.
13422 (<sse>_vmadd<mode>3): Likewise.
13423 (sub<mode>3): Likewise.
13424 (*sub<mode>3): Likewise.
13425 (<sse>_vmsub<mode>3): Likewise.
13426 (smin<mode>3): Likewise.
13427 (*smin<mode>3_finite): Likewise.
13428 (*smin<mode>3): Likewise.
13429 (<sse>_vmsmin<mode>3): Likewise.
13430 (smax<mode>3): Likewise.
13431 (*smax<mode>3_finite): Likewise.
13432 (*smax<mode>3): Likewise.
13433 (<sse>_vmsmax<mode>3): Likewise.
13434 (sse3_haddv4sf3): Likewise.
13435 (sse3_haddv2df3): Likewise.
13436 (sse3_hsubv4sf3): Likewise.
13437 (sse3_hsubv2df3): Likewise.
13438 (umaxv16qi3): Likewise.
13439 (*umaxv16qi3): Likewise.
13440 (smaxv8hi3): Likewise.
13441 (*smaxv8hi3): Likewise.
13442 (*sse4_1_smax<mode>3): Likewise.
13443 (*sse4_1_umax<mode>3): Likewise.
13444 (uminv16qi3): Likewise.
13445 (*uminv16qi3): Likewise.
13446 (sminv8hi3): Likewise.
13447 (*sminv8hi3): Likewise.
13448 (*sse4_1_smin<mode>3): Likewise.
13449 (*sse4_1_umin<mode>3): Likewise.
13451 2008-04-01 Rafael Espindola <espindola@google.com>
13453 * tree-cfg.c (verify_expr): remove in_phi.
13454 (verify_stmt): Don't call walk_tree with verify_expr. Use
13455 is_gimple_min_invariant instead of is_gimple_val.
13457 2008-04-01 Joseph Myers <joseph@codesourcery.com>
13459 * doc/include/gpl_v3.texi: Update for manpage generation.
13460 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
13462 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
13463 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
13464 gpl_v3.texi instead of gpl.texi.
13467 2008-04-01 Jakub Jelinek <jakub@redhat.com>
13470 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
13472 2008-04-01 Rafael Espindola <espindola@google.com>
13474 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
13475 (extract_code_and_val_from_cond): Use
13476 extract_code_and_val_from_cond_with_ops.
13478 2008-04-01 Jan Hubicka <jh@suse.cz>
13480 * function.c (free_after_compilation): Free epilogue_delay_list.
13481 (prepare_function_start): Assert that previous compilation was freed.
13483 2008-04-01 Jan Hubicka <jh@suse.cz>
13484 Jim Wilson <wilson@tuliptree.org>
13485 Andreas Tobler <andreast@gcc.gnu.org>
13487 PR middle-end/35781
13488 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
13489 rtl.emit instead cfun->emit.
13490 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
13491 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
13493 2008-04-01 Ben Elliston <bje@au.ibm.com>
13495 * doc/c-tree.texi (Function Basics): Fix grammatical error.
13497 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
13499 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
13501 (fprofile-use): Add var flag_profile_use
13502 * coverage.c (coverage_begin_output): Do not open a gcno file for
13503 output only if -ftest-coverage is set.
13504 Do not add getpwd() to gcda file path.
13505 (build_gcov_info): Check the new flag
13506 flag_profile_datafile_relative_path.
13507 (coverage_init): Use profile_data_prefix.
13508 Read profile counter only if flag_profile_use is set.
13509 * opts.c (common_handle_option): New option fprofile-use=,
13510 fprofile-dir=, fprofile-generate=.
13511 * toplev.c (profile_data_prefix): New variable definition.
13512 * toplev.h (profile_data_prefix): New declaration.
13513 * doc/invoke.tex (Option Summary, Optimization Options):
13516 2008-03-31 James E. Wilson <wilson@tuliptree.org>
13518 * varasm.c (output_constant_pool_1): In LABEL_REF check,
13519 use tmp consistently.
13522 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
13523 * config/ia64/ia64.c (rtx_needs_barrier): Handle
13524 UNSPEC_FR_RECIP_APPROX_RES.
13525 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
13527 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
13530 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
13532 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13534 PR middle-end/30186
13535 * fold-const.c (fold_indirect_ref_1): Support accessing non first
13536 element of the vector via a pointer.
13538 2008-03-31 Ian Lance Taylor <iant@google.com>
13540 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
13542 2008-03-31 Jan Hubicka <jh@suse.cz>
13544 * builtins.c (expand_builtin_setjmp_receiver): Update call of
13545 get_arg_pointer_save_area.
13546 * expr.c (init_expr): Just clear out rtl.expr.
13547 * function.c (free_after_compilation): Clear out whole RTL structure.
13548 (get_func_frame_size): Merge into ...
13549 (get_frame_size): ... this one.
13550 (assign_stack_local_1): Merge into ...
13551 (assign_stack_local): ... this one.
13552 (expand_function_end): Update call of get_arg_pointer_save_area.
13553 (get_art_pointer_save_area): Remove cfun argument.
13554 * function.h (emit_status): regno_pointer_align does not need length
13555 attribute. Move x_regno_reg_rtx to ...
13556 (regno_reg_rtx): ... new global array.
13557 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
13558 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
13559 apply_args_value, forced_labels, stack_pointer_delta):
13561 (struct varasm_status): Move here from varasm.c
13562 (struct rtl_data): New. Move here some fields from struct function.
13563 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
13564 frame_offset, stack_check_probe_note, arg_pointer_save_area,
13565 used_temp_slots avail_temp_slots, temp_slot_level,
13566 nonlocal_goto_handler_labels): Update accesstors.
13567 (rtl): New global variable.
13568 (struct function): Move some fileds to rtl_data.
13569 (get_arg_pointer_save_area): Update prototype.
13570 * emit-rtl.c (rtl): Declare.
13571 (regno_reg_rtx): Declare.
13572 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
13574 (gen_reg_rtx): Update.
13575 (init_virtual_regs): Do not tate emit_status argument.
13576 (init_emit): Do not allocate emit.
13577 * varasm.c (varasm_statuc): Move to function.h.
13578 (n_deferred_constatns): Update accestor.
13579 (init_varasm_status): Do not allocate varasm_status.
13580 (force_const_mem, get_pool_size, output_constant_pool): Update.
13581 * stmt.c (force_label_rtx): Do not use x_ prefixes.
13582 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
13584 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
13586 PR rtl-optimization/35729
13587 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
13590 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
13593 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
13594 load/store if memory is unaligned.
13595 (*movti_rex64): Likewise.
13597 * config/i386/predicates.md (misaligned_operand): New.
13599 2008-03-31 Andrew Pinski <pinskia@gmail.com>
13602 * tree-ssa-phiopt.c (conditional_replacement): Return early for
13605 2008-03-31 Jan Beulich <jbeulich@novell.com>
13607 * config/ia64/constraints.md: Add 'j' constraint.
13608 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
13609 (movdi_internal): Likewise.
13611 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
13614 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
13616 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
13619 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
13620 proper error message for the third argument on blendpd and
13623 * config/i386/sse.md (blendbits): New.
13624 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
13626 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
13628 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
13630 2008-03-30 Richard Guenther <rguenther@suse.de>
13632 PR middle-end/31023
13633 * fold-const.c (fold_sign_changed_comparison): Do leave
13634 conversions to base-types alone.
13636 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
13638 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
13639 the link register if one altivec register is be saved.
13641 2008-03-30 Ben Elliston <bje@au.ibm.com>
13643 * final.c (final_scan_insn): Remove if (0) code.
13645 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
13647 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
13649 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
13651 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
13652 of V4SFmode to ix86_binary_operator_ok.
13654 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
13656 * config/i386/i386.c (override_options): Initialize
13657 ix86_veclib_handler to ix86_veclibabi_svml when
13658 -mveclibabi=svml is used.
13659 (ix86_veclibabi_svml): New function for SVML ABI style
13660 vectorization support.
13661 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
13663 2008-03-28 Rafael Espindola <espindola@google.com>
13665 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
13666 (tree_binary_nonnegative_warnv_p): Make it public.
13667 (tree_single_nonnegative_warnv_p): Make it public.
13668 (tree_invalid_nonnegative_warnv_p): Make it public.
13669 (tree_unary_nonzero_warnv_p): Make it public.
13670 (tree_binary_nonzero_warnv_p): Make it public
13671 (tree_single_nonzero_warnv_p): Make it public.
13672 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
13673 (extract_range_from_binary_expr): Split the expr argument.
13674 (extract_range_from_unary_expr): Split the expr argument.
13675 (extract_range_from_comparison): Split the expr argument.
13676 (extract_range_from_expr): Use the new aux functions.
13677 (vrp_evaluate_conditional_warnv): Use
13678 vrp_evaluate_conditional_warnv_with_ops.
13679 * tree.h (tree_unary_nonzero_warnv_p): Declare.
13680 (tree_binary_nonzero_warnv_p): Declare.
13681 (tree_single_nonzero_warnv_p): Declare.
13682 (tree_expr_nonzero_warnv_p): Declare.
13683 (tree_unary_nonnegative_warnv_p): Declare.
13684 (tree_binary_nonnegative_warnv_p): Declare.
13685 (tree_single_nonnegative_warnv_p): Declare.
13686 (tree_invalid_nonnegative_warnv_p): Declare.
13688 2008-03-28 Richard Guenther <rguenther@suse.de>
13690 PR tree-optimization/30317
13691 PR tree-optimization/30911
13692 PR tree-optimization/34793
13693 * tree-vrp.c (set_and_canonicalize_value_range): New function.
13694 (struct assert_locus_d): New member EXPR.
13695 (register_new_assert_for): Add EXPR parameter to support
13696 ASSERT_EXPR <name, expr OP limit>.
13697 (register_edge_assert_for_1): Adjust callers.
13698 (find_assert_locations): Likewise.
13699 (process_assert_insertions_for): Build condition from expression.
13700 (extract_range_from_assert): Handle ASSERT_EXPRs
13701 of the form ASSERT_EXPR <name, expr OP limit>.
13702 (register_edge_assert_for_2): New helper registering
13703 asserts for comparisons. Recognize range tests of the form
13704 (unsigned)i - CST1 OP CST2.
13705 (register_edge_assert_for_1): Use it.
13706 (register_edge_assert_for): Likewise.
13707 (needs_overflow_infinity): Integer sub-types
13708 do not need overflow infinities.
13709 (vrp_val_is_max): The extreme values of integer sub-types
13710 are those of the base type.
13711 (vrp_val_is_min): Likewise.
13712 * tree.def (ASSERT_EXPR): Document extra allowed conditional
13715 2008-03-28 Nick Clifton <nickc@redhat.com>
13718 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
13719 Return GENERAL_REGS for stack adjustment reloads.
13721 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13724 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
13725 const_vector when all the vectors are constant.
13727 2008-03-27 Bob Wilson <bob.wilson@acm.org>
13729 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
13731 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
13732 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
13734 (s<code>_sf): Use new scc_sf attribute for opcode names.
13736 2008-03-27 Tom Tromey <tromey@redhat.com>
13738 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
13739 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
13740 config/spu/t-spu-elf, config/i386/t-interix,
13741 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
13742 config/i386/x-darwin, config/i386/x-mingw32,
13743 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
13744 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
13745 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
13746 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
13747 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
13748 config/rs6000/x-darwin, config/rs6000/t-rs6000,
13749 config/score/t-score-elf, config/arm/t-strongarm-pe,
13750 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
13751 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
13752 Revert automatic dependency patch.
13754 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
13757 * config/i386/i386.c (ix86_function_arg_boundary): Align
13758 decimal floating point to its natural boundary.
13760 2008-03-27 Richard Guenther <rguenther@suse.de>
13762 PR middle-end/35716
13763 * fold-const.c (fold_comparison): Restrict distinct decl
13764 comparison folding to VAR_DECLs and PARM_DECLs. Do not
13765 solely rely on operand_equal_p.
13767 2008-03-27 Richard Guenther <rguenther@suse.de>
13770 * c-common.c (handle_weak_attribute): Reject combination of
13773 2008-03-27 Richard Guenther <rguenther@suse.de>
13775 PR tree-optimization/32810
13776 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
13777 conversions from DECL_INITIAL.
13778 (fold_const_aggregate_ref): Likewise from constructor elements.
13780 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
13782 * tree-affine.h (aff_combination_expand): Declare.
13783 (get_inner_reference_aff): Likewise.
13784 * tree-affine.c (aff_combination_expand): Split out from
13785 tree_to_aff_combination_expand.
13786 (get_inner_reference_aff): New function.
13787 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
13788 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
13789 (struct lim_aux_data): sm_done field removed.
13790 (mem_ref_loc_p, mem_ref_locs_p): New types.
13791 (struct mem_ref): Added id, stored, accesses_in_loop,
13792 indep_loop, dep_loop, indep_ref, dep_ref fields.
13793 Removed is_stored, locs and next fields.
13794 (memory_accesses): New variable.
13795 (movement_possibility): Do not allow moving statements
13796 that store to memory.
13797 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
13799 (determine_max_movement): For statements with memory references,
13800 find the outermost loop in that the reference is independent.
13801 (move_computations_stmt): Mark the virtual operands for renaming.
13802 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
13803 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
13804 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
13805 add_vop_ref_mapping, create_vop_ref_mapping_loop,
13806 create_vop_ref_mapping, analyze_memory_references,
13807 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
13808 get_all_locs_in_loop, ref_always_accessed_p,
13809 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
13810 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
13811 store_motion_loop, store_motion): New functions.
13812 (struct vop_to_refs_elt): New type.
13813 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
13814 memref_hash, memref_eq, hoist_memory_references): Rewritten.
13815 (schedule_sm): Replaced by...
13816 (execute_sm): ... this.
13817 (determine_lsm_ref, hoist_memory_references,
13818 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
13819 find_more_ref_vops, free_mem_ref, free_mem_refs,
13820 determine_lsm_loop, determine_lsm): Removed.
13821 (tree_ssa_lim_finalize): Free data structures used by store motion.
13822 (tree_ssa_lim): Call analyze_memory_references. Use
13823 store_motion instead of determine_lsm.
13825 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
13827 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
13828 rename tmake_file to m68hc11/t-m68hc11.
13829 (mcore): Set inhibit_libc to true.
13830 * config.host (alpha*-dec-*vms*): Set extra_programs.
13831 (interix3*): Don't use host_xmake_file.
13832 * configure.ac: Let config.gcc override inhibit_libc.
13833 * configure: Regenerate.
13835 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
13836 * config/t-openbsd-thread: Remove commented out lines.
13838 * config/x-interix: Remove.
13840 * config/m68hc11/t-m68hc11-gas: Rename to...
13841 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
13843 * config/mcore/t-mcore: Remove T_CFLAGS.
13844 * config/mcore/t-mcore-pe: Likewise.
13846 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
13848 * configure.ac: Replace custom __GNU_SOURCE test with
13849 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
13850 * aclocal.m4: Regenerate.
13851 * configure: Regenerate.
13852 * config.in: Regenerate.
13854 2008-03-27 Richard Guenther <rguenther@suse.de>
13856 * fold-const.c (target.h): Include.
13857 (fold_comparison): Fold comparison of addresses of decls
13858 that bind locally or of constants. Consolidate address folding code.
13859 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
13860 results from fold_binary_to_constant.
13861 (compare_values_warnv): Likewise.
13863 2008-03-27 Andrew Pinski <pinskia@gmail.com>
13865 PR middle-end/35429
13866 * fold-const.c (fold_truthop): Check for integeral types when folding
13867 a == 0 && b == 0 and a != 0 || b != 0 .
13869 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
13871 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
13873 2008-03-26 Andreas Schwab <schwab@suse.de>
13875 * doc/invoke.texi: Fix use of @item vs. @itemx.
13877 2008-03-26 Tom Tromey <tromey@redhat.com>
13879 * Makefile.in (build/gensupport.o, build/print-rtl.o,
13880 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
13881 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
13882 build/gencodes.o, build/genconditions.o, build/genconfig.o,
13883 build/genconstants.o, build/genemit.o, build/genextract.o,
13884 build/genflags.o, build/genmddeps.o, build/genopinit.o,
13885 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
13888 2008-03-26 Richard Guenther <rguenther@suse.de>
13891 2008-03-26 Richard Guenther <rguenther@suse.de>
13893 * fold-const.c (target.h): Include.
13894 (fold_comparison): Fold comparison of addresses of two decls
13895 that bind locally. Consolidate address folding code.
13897 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13899 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
13900 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
13901 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
13902 dconstsqrt2, dconstthird, dconste and/or dconst10.
13903 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
13904 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
13905 dconstsqrt2, dconste): Delete.
13906 (init_emit_once): Likewise. Simplify initializing dconstm1.
13908 * real.c (get_real_const): New.
13909 * real.h (dconst3, dconst10, dconstm2, dconstthird,
13910 dconstsqrt2, dconste): Delete.
13911 (real_value_const, get_real_const): New.
13913 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
13915 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
13917 * config/i386/i386.c (ix86_function_arg_boundary): Check
13918 BIGGEST_ALIGNMENT instead of 128.
13919 (setup_incoming_varargs_64): Likewise.
13921 2008-03-26 Tom Tromey <tromey@redhat.com>
13923 * Makefile.in (DEPFILES): Add missing '/'.
13925 2008-03-26 Richard Guenther <rguenther@suse.de>
13927 * fold-const.c (target.h): Include.
13928 (fold_comparison): Fold comparison of addresses of two decls
13929 that bind locally. Consolidate address folding code.
13931 2008-03-26 Nick Clifton <nickc@redhat.com>
13934 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
13935 not allow INT+INT as a legitimate addressing mode.
13937 2008-03-26 Richard Guenther <rguenther@suse.de>
13939 * tree-flow.h (widen_bitfield): Remove declaration.
13940 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
13941 (widen_bitfield): Remove function.
13942 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
13945 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13948 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
13951 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
13953 PR rtl-optimization/35232
13954 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
13955 (forget_old_reloads_1, forget_marked_reloads): Don't clear
13956 reg_reloaded_call_part_clobbered here.
13957 (reload_regs_reach_end_p): New function.
13958 (reload_reg_rtx_for_input): New variable.
13959 (reload_reg_rtx_for_output): Likewise.
13960 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
13961 when reassigning a pseudo register. Load reloadreg from
13962 reload_reg_rtx_for_input, moving the mode and register
13964 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
13965 instead of the original when deciding whether an input reload
13966 would be a no-op or whether an output reload can be deleted.
13967 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
13968 when setting up new_spill_reg_store. Load it from
13969 reload_reg_rtx_for_output, moving the mode and register
13971 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
13972 instead of the original when deciding whether an output reload
13973 would be a no-op. Do the same when modifying insn notes.
13974 Use rtx_equal_p instead of == to compare the registers.
13975 (inherit_piecemeal_p): Take a mode and two register numbers
13977 (emit_reload_insns): Clear new_spill_reg_store for every hard
13978 register in the reload register. Remove spill registers
13979 from reg_reloaded_valid before considering whether to record
13980 inheritance information for them. Use reload_reg_rtx_for_output
13981 instead of reg_rtx when recording output reloads. Use
13982 reload_reg_rtx_for_input instead of reg_rtx when recording
13983 input reloads. Set or clear reg_reloaded_call_part_clobbered
13984 at the same time as setting reg_reloaded_valid.
13985 (delete_output_reload): Add a new_reload_reg parameter and use it
13986 instead of rld[j].reg_rtx.
13987 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
13990 2008-03-25 Tom Tromey <tromey@redhat.com>
13992 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
13993 (build/genattr.o): Likewise.
13994 (build/genattrtab.o): Likewise.
13995 (build/gencodes.o): Likewise.
13996 (build/genconfig.o): Likewise.
13997 (build/genconstants.o): Likewise.
13998 (build/genemit.o): Likewise.
13999 (build/genextract.o): Likewise.
14000 (build/genflags.o): Likewise.
14002 2008-03-25 Bob Wilson <bob.wilson@acm.org>
14004 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
14005 instead of size_int for integer types.
14006 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
14007 to match type of MINUS_EXPR.
14009 2008-03-25 Tom Tromey <tromey@redhat.com>
14011 * configure: Rebuilt.
14012 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
14015 2008-03-25 Tom Tromey <tromey@redhat.com>
14017 * config/x-solaris (host-solaris.o): Update.
14018 * config/x-linux (host-linux.o): Update.
14019 * config/x-hpux (host-hpux.o): Update.
14020 * config/x-darwin (host-darwin.o): Update.
14021 * config/v850/t-v850e (v850-c.o): Update.
14022 * config/v850/t-v850 (v850-c.o): Update.
14023 * config/t-vxworks (vxworks.o): Update.
14024 * config/t-sol2 (sol2-c.o, sol2.o): Update.
14025 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
14026 * config/spu/t-spu-elf (spu-c.o): Update.
14028 * config/sh/t-symbian (sh-c.o): Update.
14029 (symbian.o): Update.
14030 * config/sh/t-sh (sh-c.o): Update.
14031 * config/score/t-score-elf (score7.o, score3.o): Update.
14032 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
14033 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
14034 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
14035 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
14036 (rs6000.o): Remove.
14037 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
14038 * config/m32c/t-m32c (m32c-pragma.o): Update.
14039 * config/ia64/t-ia64 (ia64-c.o): Update.
14040 * config/i386/x-mingw32 (host-mingw32.o): Update.
14041 * config/i386/x-i386 (driver-i386.o): Update.
14042 * config/i386/x-darwin (host-i386-darwin.o): Update.
14043 * config/i386/x-cygwin (host-cygwin.o): Update.
14044 * config/i386/t-nwld (nwld.o): Update.
14045 * config/i386/t-netware (netware.o): Update.
14046 * config/i386/t-interix (winnt.o): Update.
14047 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
14048 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
14049 msformat-c.o): Update.
14050 * config/bfin/t-bfin-linux (generated_files): Add
14051 linux-sysroot-suffix.h.
14052 * config/arm/t-wince-pe (pe.o): Update.
14053 * config/arm/t-strongarm-pe (pe.o): Update.
14054 * config/arm/t-pe (pe.o): Update.
14055 * config/arm/t-arm (arm-c.o): Update.
14056 * doc/install.texi (Prerequisites): Require make 3.80.
14057 * Makefile.in: Remove .o targets.
14058 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
14059 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
14060 (simple_generated_h, simple_generated_c): Move earlier.
14061 (generated_files): New variable.
14062 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
14063 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
14064 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
14065 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
14066 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
14067 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
14068 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
14069 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
14070 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
14071 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
14072 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
14073 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
14075 (COMPILE.base, COMPILE): New variables.
14076 (%.o): New pattern rule.
14077 (ALL_HOST_OBJS): New variable.
14078 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
14079 (dummy-checksum.o, cc1-checksum.o): Remove.
14080 (DRIVER_SHLIB): New variable.
14081 (DRIVER_DEFINES): Use it.
14082 (gencondmd.c): Move out of build/.
14083 (s-conditions): Update.
14084 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
14085 (ALL_BUILD_OBJS): Likewise.
14086 (build/%.o): Use BUILDCOMPILE.
14087 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
14088 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
14089 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
14090 build/gencheck.o, build/gencodes.o, build/genconditions.o,
14091 build/genconfig.o, build/genconstants.o, build/genemit.o,
14092 build/genextract.o, build/genflags.o, build/genmddeps.o,
14093 build/genopinit.o, build/genoutput.o, build/genpeep.o,
14094 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
14095 build/gen-protos.o, build/scan.o, build/fix-header.o,
14096 build/scan-decls.o): Simplify.
14097 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
14098 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
14099 prefix.o, toplev.o): Reduce to variable setting.
14100 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
14101 ($(out_object_file), gcc-options.o): New targets.
14102 ($(ALL_HOST_OBJS)): New target. Include dependency files.
14103 * configure: Rebuilt.
14104 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
14105 * doc/sourcebuild.texi (Front End Directory): Document new variable.
14107 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
14109 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
14110 complain when we hit an error, return ERROR_MARK_NODE.
14112 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14114 * config/sh/constraints.md (Pso, Psz): New constraints.
14115 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
14116 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
14118 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14120 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
14121 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
14123 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14125 * config/sh/sh.md (prefetch): Add condition for SH2A target.
14126 (prefetch_sh2a): New.
14128 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
14129 Naveen.H.S <naveen.hs@kpitcummins.com>
14131 * config/sh/constraints.md (I28): New constraint.
14132 * config/sh/sh.c (broken_move): Add support for movi20s.
14133 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
14135 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
14136 Jayant Sonar <Jayant.sonar@kpitcummins.com>
14137 Naveen.H.S <naveen.hs@kpitcummins.com>
14139 * config/sh/sh.c (SH_ATTRIBUTES): Define.
14140 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
14141 (print_operand): Handle resbank in %@ operand code.
14142 (sh_encode_section_info): New.
14143 (push_regs): Add conditions for resbank.
14144 (sh_expand_epilogue): Likewise.
14145 (sh_insert_attributes): Likewise.
14146 (sh_attribute_table): Likewise.
14147 (sh_handle_resbank_handler_attribute): New.
14148 (sh2a_handle_function_vector_handler_attribute): New.
14149 (sh2a_is_function_vector_call): New.
14150 (sh2a_get_function_vector_number): New.
14151 (sh2a_function_vector_p): New.
14152 (sh_cfun_resbank_handler_p): New.
14153 * config/sh/sh.md (calli): Emit jsr/n if possible.
14154 (calli_tbr_rel): New.
14155 (calli_pcrel): Emit jsr/n if possible.
14156 (return_i): Emit rts/n if possible.
14157 (call_valuei_tbr_rel): New.
14158 (call_valuei_pcrel): Add condition for SH2A target.
14159 (call_value): Likewise.
14160 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
14161 (sh2a_get_function_vector_number): Likewise.
14162 (sh2a_is_function_vector_call): Likewise.
14163 * doc/extend.texi: Document TBR relative addressing of SH2A.
14164 (resbank): Add description for SH2A.
14166 2008-03-24 Richard Guenther <rguenther@suse.de>
14169 * gimplify.c (gimplify_modify_expr): For frontend type-correct
14170 pointer assignments change conversions according to middle-end rules.
14171 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
14172 * configure.ac: Include type checking in yes.
14173 * configure: Regenerate.
14175 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14177 * diagnostic.c (diagnostic_count_diagnostic): Delete.
14178 (diagnostic_report_diagnostic): Update. Handle ICEs here.
14180 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
14182 * gthr-vxworks.h (UNUSED): Define.
14184 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
14186 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
14188 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
14190 * doc/extend.texi (Function Attributes): Add missing comma in the
14191 example of the "alloc_size" attribute.
14193 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
14196 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
14198 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14201 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
14204 * stor-layout.c (update_alignment_for_field): Set minimum alignment
14205 of the underlying type of a MS bitfield layout to the natural
14206 alignment of the type.
14208 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14210 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14211 to their natural alignment to avoid store forwarding stalls.
14213 2008-03-22 Richard Guenther <rguenther@suse.de>
14215 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
14216 For PHI nodes verify the address is invariant.
14217 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
14218 (get_symbol_constant_value): Use is_gimple_min_invariant.
14219 (maybe_fold_stmt_indirect): Likewise.
14221 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
14223 PR rtl-optimization/33927
14224 * Makefile.in (dse.o): Depend on $(TM_P_H).
14225 * expr.h (extract_low_bits): Declare.
14226 * expmed.c (extract_low_bits): New function.
14227 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
14228 * dse.c: Include tm_p.h.
14229 (find_shift_sequence): Remove the read_reg argument and return the
14230 read value. Emit the instructions instead of returning them.
14231 Iterate on new_mode rather than calculating it each time.
14232 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
14233 source to NEW_MODE and extract_low_bits to convert the shifted
14234 value to READ_MODE.
14235 (replace_read): Allow the load and store to have different mode
14236 classes. Use extract_low_bits when SHIFT == 0. Create the shift
14237 or extraction instructions before trying the replacement. Update
14238 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
14240 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14242 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14243 to their natural alignment to avoid store forwarding stalls.
14245 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14248 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
14249 encouraging but not allowing gprs for input;
14250 change the input constraint to !f#r.
14251 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
14253 change the output constraint to !f#r.
14255 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
14258 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
14259 corresponding post-reload splitters.
14260 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
14261 when x87 FP math is selected.
14262 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
14263 New function prototype.
14264 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
14265 unreachable function to ease macroization of insn patterns.
14267 2008-03-21 Martin Jambor <mjambor@suse.cz>
14269 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
14270 reference dumps if ddr is NULL or dependence is unknown.
14272 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
14274 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
14275 unsigned extension into account.
14276 (ATOMIC_COMPARE_AND_SWAP): Likewise.
14277 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
14278 Do computations on a scratch register.
14280 2008-03-21 Richard Guenther <rguenther@suse.de>
14282 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14283 Use is_gimple_min_invariant instead of TREE_INVARIANT.
14284 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
14285 * tree-ssa-dom.c (record_equality): Likewise.
14286 * tree-inline.c (copy_body_r): Likewise.
14287 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
14290 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
14292 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
14293 as 'delete_unused' argument.
14295 2008-03-20 Richard Guenther <rguenther@suse.de>
14297 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
14298 special casing of constant qualifiers.
14299 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
14300 care about them in general.
14301 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
14302 regardless of their type.
14303 (fold_stmt_r): Forcefully fold *& if we end up with that.
14305 2008-03-20 Paul Brook <paul@codesourcery.com>
14307 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
14308 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
14310 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
14312 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
14313 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
14315 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
14317 * common.opt (Wmudflap): New option.
14318 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
14319 (mx_register_decls): Likewise.
14320 (mudflap_finish_file): Likewise.
14321 * doc/invoke.texi: Document -Wno-mudflap.
14323 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
14325 * c-format.c (replace_format_name_to_system_name): New.
14326 (cmp_attribs): New.
14327 (convert_format_name_to_system_name): New.
14328 (decode_format_attr): Add use of convert_format_name_to_system_name.
14329 (format_types_orig): Add gnu_ prefix to names.
14330 (check_format_info_main): Special treating of \0 escaped names for
14331 supporting multi-character format specifiers as I32, I64.
14332 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
14333 (gnu_target_overrides_format_attributes): New.
14334 * c-format.h: Add structure target_ovr_attr to hold
14335 system specific formatter names.
14336 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
14337 msformat-c.o file to c_target_objs and cxx_target_objs.
14338 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
14339 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
14340 (TARGET_N_FORMAT_TYPES): New.
14341 * config/i386/msformat-c.c: New.
14342 * config/i386/t-cygming: Add build rule for msformat-c.o.
14343 * doc/extend.texi: Add new format names gnu_* and ms_* and
14345 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
14347 2008-03-20 Ira Rosen <irar@il.ibm.com>
14349 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
14350 optimizations turned on under -O3.
14351 (ftree-vectorize): Add that the flag is turned on with -O3.
14353 2008-03-20 Ben Elliston <bje@au.ibm.com>
14355 * regmove.c (try_auto_increment): Fix spelling error in comment.
14356 * final.c (final_scan_insn): Likewise.
14358 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
14361 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
14362 allocator preferences for "y" and "r" class registers.
14363 ("*mov<mode>_internal"): Ditto.
14364 ("*movv2sf_internal_rex64"): Ditto.
14365 ("*movv2sf_internal"): Ditto.
14367 2008-03-19 Michael Matz <matz@suse.de>
14369 PR middle-end/35616
14370 * calls.c (expand_call): Check overlap of arguments with call
14371 address for sibcalls.
14373 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
14376 * stor-layout.c (update_alignment_for_field): Set minimum alignment
14377 of the underlying type of a MS bitfield layout to the natural
14378 alignment of the type.
14380 2008-03-19 Jan Hubicka <jh@suse.cz>
14383 * toplev.c (decode_d_option): Handle all CPP flags.
14384 * tree-vrp.c: Update tree_pass descriptors.
14385 * regrename.c: Update tree_pass descriptors.
14386 * fwprop.c: Update tree_pass descriptors.
14387 * doc/invoke.texi: Remove documentation of dropped -d? flags.
14388 * tree-into-ssa.c: Update tree_pass descriptors.
14389 * tree-dump.c: Update tree_pass descriptors.
14390 * tree-complex.c: Update tree_pass descriptors.
14391 * tree-dump.h: Update tree_pass descriptors.
14392 * see.c: Update tree_pass descriptors.
14393 * cgraphbuild.c: Update tree_pass descriptors.
14394 * tracer.c: Update tree_pass descriptors.
14395 * tree-loop-distribution.c: Update tree_pass descriptors.
14396 * cgraph.c: Update tree_pass descriptors.
14397 * postreload-gcse.c: Update tree_pass descriptors.
14398 * postreload.c: Update tree_pass descriptors.
14399 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
14400 * tree-tailcall.c: Update tree_pass descriptors.
14401 * tree-pass.h (tree_opt_pass): Rename to ...
14402 (opt_pass) ... this one; add "type" field and remove letter field.
14403 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
14404 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
14405 all_lowering_passes): Update declaration.
14406 * ipa-cp.c: Update tree_pass descriptors.
14407 * final.c: Update tree_pass descriptors.
14408 * omp-low.c: Update tree_pass descriptors.
14409 * tree-ssa-dse.c: Update tree_pass descriptors.
14410 * ipa-reference.c: Update tree_pass descriptors.
14411 * tree-ssa-uncprop.c: Update tree_pass descriptors.
14412 * auto-inc-dec.c: Update tree_pass descriptors.
14413 * reorg.c: Update tree_pass descriptors.
14414 * cgraphunit.c: Update tree_pass descriptors.
14415 * tree-ssa-copyrename.c: Update tree_pass descriptors.
14416 * tree-ssa-ccp.c: Update tree_pass descriptors.
14417 * df-core.c: Update tree_pass descriptors.
14418 * mode-switching.c: Update tree_pass descriptors.
14419 * tree-nomudflap.c: Update tree_pass descriptors.
14420 * modulo-sched.c: Update tree_pass descriptors.
14421 * ipa-pure-const.c: Update tree_pass descriptors.
14422 * cse.c: Update tree_pass descriptors.
14423 * web.c: Update tree_pass descriptors.
14424 * tree-stdarg.c: Update tree_pass descriptors.
14425 * tree-ssa-math-opts.c: Update tree_pass descriptors.
14426 * tree-ssa-dom.c: Update tree_pass descriptors.
14427 * tree-nrv.c: Update tree_pass descriptors.
14428 * tree-ssa-alias.c: Update tree_pass descriptors.
14429 * loop-init.c: Update tree_pass descriptors.
14430 * gimple-low.c: Update tree_pass descriptors.
14431 * ipa-inline.c: Update tree_pass descriptors.
14432 * tree-ssa-sink.c: Update tree_pass descriptors.
14433 * global.c: Update tree_pass descriptors.
14434 * ifcvt.c: Update tree_pass descriptors.
14435 * jump.c: Update tree_pass descriptors.
14436 * predict.c: Update tree_pass descriptors.
14437 * tree-ssa-loop.c: Update tree_pass descriptors.
14438 * recog.c: Update tree_pass descriptors.
14439 * dse.c: Update tree_pass descriptors.
14440 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
14441 * tree-eh.c: Update tree_pass descriptors.
14442 * regmove.c: Update tree_pass descriptors.
14444 * function.c: Update tree_pass descriptors.
14445 * tree-vectorizer.c: Update tree_pass descriptors.
14446 * gcse.c: Update tree_pass descriptors.
14447 * ipa-type-escape.c: Update tree_pass descriptors.
14448 * tree-if-conv.c: Update tree_pass descriptors.
14449 * init-regs.c: Update tree_pass descriptors.
14450 * ipa.c: Update tree_pass descriptors.
14451 * tree-ssa-phiopt.c: Update tree_pass descriptors.
14452 * rtl-factoring.c: Update tree_pass descriptors.
14453 * lower-subreg.c: Update tree_pass descriptors.
14454 * bt-load.c: Update tree_pass descriptors.
14455 * tree-dfa.c: Update tree_pass descriptors.
14456 * except.c: Update tree_pass descriptors.
14457 * emit-rtl.c: Update tree_pass descriptors.
14458 * cfgexpand.c: Update tree_pass descriptors.
14459 * tree-cfgcleanup.c: Update tree_pass descriptors.
14460 * cfgcleanup.c: Update tree_pass descriptors.
14461 * tree-ssa-pre.c: Update tree_pass descriptors.
14462 * tree-sra.c: Update tree_pass descriptors.
14463 * tree-mudflap.c: Update tree_pass descriptors.
14464 * tree-ssa-copy.c: Update tree_pass descriptors.
14465 * cfglayout.c: Update tree_pass descriptors.
14466 * tree-ssa-forwprop.c: Update tree_pass descriptors.
14467 * tree-ssa-dce.c: Update tree_pass descriptors.
14468 * tree-ssa.c: Update tree_pass descriptors.
14469 * regclass.c: Update tree_pass descriptors.
14470 * integrate.c: Update tree_pass descriptors.
14471 * tree-optimize.c: Update tree_pass descriptors.
14472 * tree-ssa-phiprop.c: Update tree_pass descriptors.
14473 * tree-object-size.c: Update tree_pass descriptors.
14474 * combine.c: Update tree_pass descriptors.
14475 * tree-outof-ssa.c: Update tree_pass descriptors.
14476 * bb-reorder.c: Update tree_pass descriptors.
14477 * stack-ptr-mod.c: Update tree_pass descriptors.
14478 * var-tracking.c: Update tree_pass descriptors.
14479 * tree-profile.c: Update tree_pass descriptors.
14480 * tree-vect-generic.c: Update tree_pass descriptors.
14481 * reg-stack.c: Update tree_pass descriptors.
14482 * sched-rgn.c: Update tree_pass descriptors.
14483 * tree-ssa-structalias.c: Update tree_pass descriptors.
14484 * tree-cfg.c: Update tree_pass descriptors.
14485 * passes.c (current_pass): Update declaration.
14486 (finish_optimization_passes): Update.
14487 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
14488 (register_one_dump_file, register_dump_files_1, next_pass_1):
14490 (init_optimization_passes): Update handling of new types.
14491 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
14492 * ipa-struct-reorg.c: Update tree_pass descriptors.
14493 * tree-ssa-reassoc.c: Update tree_pass descriptors.
14494 * combine-stack-adj.c: Update tree_pass descriptors.
14495 * cfgrtl.c: Update tree_pass descriptors.
14496 * dce.c: Update tree_pass descriptors.
14497 * tree-ssanames.c: Update tree_pass descriptors.
14499 2008-03-19 Richard Guenther <rguenther@suse.de>
14501 PR middle-end/35609
14502 * tree-ssa.c (walk_data): New structure.
14503 (warn_uninitialized_var): If not always_executed warn with "maybe"
14505 (execute_early_warn_uninitialized): Compute post-dominators.
14506 Initialize always_executed before processing each basic block.
14508 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
14511 * config/i386/i386.c (x86_this_parameter): Calculate correct location
14512 of "this" pointer when "regparm = N" or "fastcall" is in effect.
14514 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14516 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
14518 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
14520 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
14522 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
14523 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
14524 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
14525 target after ignore has been set, and move there also the commputation
14526 of subtarget and original_target.
14527 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
14528 (LANG_HOOKS_INITIALIZER): Remove it.
14529 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
14531 2008-03-18 Richard Guenther <rguenther@suse.de>
14533 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
14534 found an expression with constants, note that in the VN for the lhs.
14535 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
14536 fold them to constants if possible. Run cleanup_cfg if done so.
14537 (execute_pre): Return todo.
14538 (do_pre): Likewise.
14539 (execute_fre): Likewise.
14540 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
14542 (get_prop_source_stmt): Look through pointer conversions.
14544 2008-03-18 Jan Hubicka <jh@suse.cz>
14546 * tree-pretty-print.c: Include predict.h.
14547 (dump_generic_node): Dump predictor.
14548 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
14549 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
14550 * gimple-low.c (lower_stmt): Likewise.
14551 * expr.c (expand_expr_real): Likewise.
14552 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
14554 (build_predict_expr, build_predict_expr): New.
14555 * predict.h (predictor_name, build_predict_expr): Update.
14556 * c-typeck.c (c_finish_bc_stmt): Add prediction.
14557 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
14558 * predict.def (PRED_CONTINUE): Update hitrate.
14559 * tree.def (PREDICT_EXPR): Define.
14560 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
14561 do not handle BIND_EXPR.
14562 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
14563 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
14564 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
14567 2008-03-18 Michael Matz <matz@suse.de>
14569 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
14571 2008-03-18 Richard Guenther <rguenther@suse.de>
14573 * tree-gimple.h (is_gimple_invariant_address): Declare.
14574 (is_gimple_constant): Likewise.
14575 * tree-gimple.c (is_gimple_constant): New function.
14576 (is_gimple_invariant_address): Likewise.
14577 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
14578 and is_gimple_invariant_address.
14579 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
14581 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
14582 an addressable base.
14584 2008-03-18 Jakub Jelinek <jakub@redhat.com>
14586 PR middle-end/35611
14587 * gimplify.c (gimplify_expr): Gimplify second operand of
14590 2008-03-17 Richard Guenther <rguenther@suse.de>
14592 PR tree-optimization/19637
14593 * fold-const.c (fold_unary): Remove restrictions of removing
14594 intermediate pointer-conversions (P2)(P1)P0.
14595 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
14596 conversion to void pointer.
14597 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
14599 2008-03-16 James E. Wilson <wilson@tuliptree.org>
14602 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
14603 emulated thread local variables.
14605 2008-03-16 Richard Guenther <rguenther@suse.de>
14607 PR middle-end/35607
14608 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
14609 expand TREE_INVARIANT operations that are not gimple invariant.
14611 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
14613 * doc/extend.texi (Alignment): Say that the ABI controls
14614 the __alignof__ for non-strict-alignment targets rather
14615 than being a recommendation.
14617 2008-03-15 Paul Brook <paul@codesourcery.com>
14619 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
14621 (arm_output_fn_unwind): Mark functions that can not be unwound.
14623 2008-03-15 Paul Brook <paul@codesourcery.com>
14625 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
14626 extension instructions.
14628 2008-03-15 Richard Guenther <rguenther@suse.de>
14630 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
14631 and fold constant aggregate refs.
14632 (fold_const_aggregate_ref): Handle string constants
14633 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
14634 (evaluate_stmt): Simplify now that ccp_fold folds constant
14637 2008-03-15 Paul Brook <paul@codesourcery.com>
14639 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
14640 (extzv): Use gen_extzv_t2.
14641 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
14643 2008-03-15 Richard Guenther <rguenther@suse.de>
14645 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
14646 (fold_const_aggregate_ref): Likewise.
14647 (get_value): Return NULL if we don't have any values.
14648 (ccp_finalize): Set const_val to NULL after freeing it.
14649 * tree-flow.h (get_symbol_constant_value): Declare.
14650 (fold_const_aggregate_ref): Likewise.
14651 * tree-ssa-sccvn.c (try_to_simplify): Use them.
14653 2008-03-15 Richard Guenther <rguenther@suse.de>
14655 PR middle-end/35593
14656 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
14657 to not produce negative array indices if not allowed. Add
14658 parameter to indicate that.
14659 (maybe_fold_offset_to_component_ref): Allow negative array
14660 indices only for the first member of a structure.
14661 (maybe_fold_offset_to_reference): Allow negative array indices.
14662 (maybe_fold_stmt_addition): Likewise.
14664 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
14665 Anatoly Sokolov <aesok@post.ru>
14667 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
14668 (avr_arch): Add ARCH_AVR6.
14669 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
14670 (initial_elimination_offset): Initialize and use 'avr_pc_size'
14671 instead of fixed value 2.
14672 (print_operand_address): Use gs() asm specifier instead of pm().
14673 (avr_assemble_integer): (Ditto.).
14674 (avr_output_addr_vec_elt): (Ditto.).
14675 (print_operand): Handle "!" code.
14676 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
14677 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
14678 (AVR_HAVE_EIJMP_EICALL): Define.
14679 (AVR_3_BYTE_PC): Redefine.
14680 (AVR_2_BYTE_PC): (Ditto.).
14681 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
14682 (LINK_SPEC): Add atmega2560 and atmega2561.
14683 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
14685 * config/avr/avr.md (call_insn): Use eicall instead of icall
14686 for 3 byte PC devices.
14687 (call_value_insn): (Ditto.).
14688 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
14689 (indirect_jump): Use only for for 2 byte PC devices.
14690 (*tablejump): (Ditto.).
14691 (*indirect_jump_avr6): Add insn.
14692 (*tablejump_rjmp): Don't use for 3 byte PC devices.
14693 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
14694 instead of ijmp for 3 byte PC devices.
14695 (__tablejump2__): (Ditto.).
14696 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
14697 (MULITLIB_DIRNAMES): (Ditto.).
14698 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
14700 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
14702 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
14703 "sse2_umulsidi3". Use V1DI mode for operand 0.
14704 ("mmx_psadbw"): Use V1DI mode for operand 0.
14705 * config/i386/i386-modes.def (V1SI): New vector mode.
14706 * config/i386/i386.c (struct builtin_description)
14707 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
14708 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
14709 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
14710 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
14711 v1di_ftype_v8qi_v8qi type.
14712 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
14714 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
14715 __builtin_ia32_pmuludq]: Fix the mode of return value.
14717 2008-03-15 Richard Guenther <rguenther@suse.de>
14719 PR middle-end/35595
14720 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
14723 2008-03-14 Bob Wilson <bob.wilson@acm.org>
14725 * doc/invoke.texi (Option Summary, Xtensa Options): Document
14726 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
14727 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
14728 unless TARGET_SERIALIZE_VOLATILE is enabled.
14729 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
14730 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
14731 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
14733 2008-03-14 Richard Guenther <rguenther@suse.de>
14735 PR tree-optimization/34172
14736 * tree-flow.h (refs_may_alias_p): Declare.
14737 (get_single_def_stmt): Likewise.
14738 (get_single_def_stmt_from_phi): Likewise.
14739 (get_single_def_stmt_with_phi): Likewise.
14740 * tree-dfa.c (refs_may_alias_p): New function.
14741 (get_single_def_stmt): Likewise.
14742 (get_single_def_stmt_from_phi): Likewise.
14743 (get_single_def_stmt_with_phi): Likewise.
14744 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
14745 (vn_reference_lookup_1): New helper function.
14746 (vn_reference_lookup): Walk the virtual use-def chain to
14747 continue searching for a match if the def does not alias the
14748 reference we are looking for.
14750 2008-03-14 David Edelsohn <edelsohn@gnu.org>
14752 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
14753 archive and Perzl. Update The Written Word listing.
14755 2008-03-14 Richard Guenther <rguenther@suse.de>
14757 PR tree-optimization/34043
14758 PR tree-optimization/33989
14759 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
14761 (bitmap_find_leader): Use extra argument to verify dominance
14762 relationship inside a basic-block.
14763 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
14764 (find_leader_in_sets): Adjust.
14765 (create_component_ref_by_pieces): Take extra argument for
14766 dominance check, handle lookup failures.
14767 (find_or_generate_expression): Likewise.
14768 (create_expression_by_pieces): Likewise.
14769 (insert_into_preds_of_block): Adjust.
14770 (create_value_expr_from): If asked for, verify all operands
14771 are in the blocks AVAIL_OUT set.
14772 (make_values_for_stmt): Check for SSA_NAMEs that are life
14773 over an abnormal edge.
14774 (compute_avail): Remove such check.
14775 (do_SCCVN_insertion): New function.
14776 (eliminate): If we do not find a leader suitable for replacement
14777 insert a replacement expression from SCCVN if available.
14778 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
14779 (struct vn_ssa_aux): Add needs_insertion flag.
14780 * tree-ssa-sccvn.c (may_insert): New global flag.
14781 (copy_reference_ops_from_ref): Value-number union member access
14782 based on its size, not type and member if insertion is allowed.
14783 (visit_reference_op_load): For a weak match from union type
14784 punning lookup a view-converted value and insert a SSA_NAME
14785 for that value if that is not found.
14786 (visit_use): Make dumps shorter. Do not disallow value numbering
14787 SSA_NAMEs that are life over an abnormal edge to constants.
14788 (free_scc_vn): Release inserted SSA_NAMEs.
14789 (run_scc_vn): New flag to specify whether insertion is allowed.
14790 Process SSA_NAMEs in forward order.
14791 * tree-ssa-loop-im.c (for_each_index): Handle invariant
14792 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
14793 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
14794 pointer type to/from integral types that do not change the
14795 precision to regular conversions.
14797 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
14799 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
14800 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
14801 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
14802 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
14803 input arguments and the mode of return value. Built-in functions
14804 that operate on whole 64-bit MMX register now use V1DI mode.
14806 2008-03-13 Alon Dayan <alond@il.ibm.com>
14807 Olga Golovanevsky <olga@il.ibm.com>
14809 PR tree-optimization/35041
14810 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
14811 to locate the right position in a statement.
14813 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
14817 * config/i386/xmmintrin.h: Change all static inline functions to
14818 extern inline and add __gnu_inline__ attribute.
14819 * config/i386/bmintrin.h: Ditto.
14820 * config/i386/smmintrin.h: Ditto.
14821 * config/i386/tmmintrin.h: Ditto.
14822 * config/i386/mmintrin-common.h: Ditto.
14823 * config/i386/ammintrin.h: Ditto.
14824 * config/i386/emmintrin.h: Ditto.
14825 * config/i386/pmmintrin.h: Ditto.
14826 * config/i386/mmintrin.h: Ditto.
14827 * config/i386/mm3dnow.h: Ditto.
14829 2008-03-13 Jakub Jelinek <jakub@redhat.com>
14831 PR middle-end/35185
14832 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
14833 (lower_omp_2): New function.
14834 (lower_omp_1, lower_omp): Rewritten.
14836 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
14839 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
14840 with the phrase "Microsoft Windows compilers".
14841 (Push/Pop Macro Pragmas): New subsection. Document
14842 #pragma push_macro and pragma pop_macro.
14844 2008-03-12 Paul Brook <paul@codesourcery.com>
14846 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
14848 2008-03-12 Paul Brook <paul@codesourcery.com>
14850 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
14851 (thumb2_alusi3_short): Exclude PLUS and MINUS.
14852 (thumb2_addsi_shortim): Rename ...
14853 (thumb2_addsi_short): ... to this. Allow register operands.
14854 (thumb2_subsi_short): New pattern.
14855 (thumb2_one_cmplsi2_short,
14856 thumb2_negsi2_short): New patterns and peepholes.
14858 2008-03-12 Paul Brook <paul@codesourcery.com>
14860 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
14862 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
14864 * config/i386/i386.md (int_cond): New code iterator.
14866 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
14867 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
14868 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
14869 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
14870 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
14871 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
14872 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
14873 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
14875 2008-03-12 Paul Brook <paul@codesourcery.com>
14877 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
14878 instead of {arm,thumb}_compute_save_reg_mask.
14879 (output_return_instruction): Ditto.
14880 (thumb_unexpanded_epilogue): Ditto.
14881 (thumb1_expand_prologue): Ditto.
14882 (thumb1_output_function_prologue): Ditto.
14883 (arm_set_return_address): Ditto.
14884 (thumb_set_return_address): Ditto.
14885 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
14886 regs to achieve stack alignment.
14887 (thumb1_compute_save_reg_mask): Fix compiler warning.
14888 (arm_output_epilogue): Use offsets->saved_regs_mask.
14889 Adjust stack pointer by poping call clobered registers.
14890 (arm_expand_prologue): Use offsets->saved_regs_mask.
14891 Adjust stack pointer by pushing extra registers.
14892 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
14894 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
14897 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
14898 conversion to the operands of a multiplication.
14900 2008-03-12 Richard Guenther <rguenther@suse.de>
14902 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
14903 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
14904 * timevar.def (TV_TREE_PHIPROP): Add.
14905 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
14906 pass description. Use TV_TREE_PHIPROP.
14907 * tree-ssa-forwprop.c: Remove phiprop code.
14909 2008-03-12 Jakub Jelinek <jakub@redhat.com>
14911 PR middle-end/35549
14912 * omp-low.c (maybe_lookup_decl): Constify first argument.
14913 (use_pointer_for_field): Change last argument from bool to
14914 omp_context *. Disallow shared copy-in/out in nested
14915 parallel if decl is shared in outer parallel too.
14916 (build_outer_var_ref, scan_sharing_clauses,
14917 lower_rec_input_clauses, lower_copyprivate_clauses,
14918 lower_send_clauses, lower_send_shared_vars): Adjust callers.
14920 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
14921 Ira Rosen <irar@il.ibm.com>
14923 * tree-vectorizer.c (free_stmt_vec_info): New function.
14924 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
14925 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
14926 * tree-vectorizer.h (free_stmt_vec_info): Declare.
14927 * tree-vect-transform.c (vectorizable_conversion): Free
14928 vec_oprnds0 if it was allocated.
14929 (vect_permute_store_chain): Remove unused VECs.
14930 (vectorizable_store): Free VECs that are allocated in the..
14932 (vect_transform_strided_load, vectorizable_load): Likewise.
14933 (vect_remove_stores): Simplify the code.
14934 (vect_transform_loop): Move code to vect_remove_stores().
14935 Call vect_remove_stores() and free_stmt_vec_info().
14937 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14939 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
14940 TARGET_HPUX. Revise comment.
14941 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
14942 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
14943 Use sr4 variant of `be' instruction when not generating PIC code.
14944 (attr_length_call): Adjust for above change.
14946 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14948 * ipa-reference.c (static_execute): Remove module_statics_const and
14949 associated setting code.
14951 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
14954 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
14955 predicate for operand 1.
14956 (paritysi2_cmp): Use register_operand predicate for operand 2.
14957 Use earlyclobber modifier for operand 1. Remove support for
14959 (paritydi2_cmp): Use register_operand predicate for operand 3.
14960 Use earlyclobber modifier for operand 1. Remove support for
14963 2008-03-11 Paul Brook <paul@codesourcery.com>
14964 Vladimir Prus <vladimir@codesourcery.com>
14966 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
14967 (arm_compute_save_reg0_reg12_mask): Always
14968 check if register 11 must be saved. Always safe hard frame pointer
14969 when frame_pointer_needeed.
14970 (arm_compute_save_reg_mask): Save IP and PC
14971 only with apcs frames.
14972 (arm_output_epilogue): Adjust Thumb2 codepath to
14973 be also invoked and work for ARM non-apcs frames.
14974 (arm_expand_prologue): Don't bother saving IP
14975 for non-apcs frame, since it's not clobbered by
14976 prologue code. Implement non-apcs frame
14979 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
14981 PR rtl-optimization/35281
14982 * expr.c (convert_move): Use a new pseudo for the intermediate
14983 from_mode->word_mode result.
14985 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
14987 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
14988 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
14989 * toplev.c (compile_file): Don't call it.
14991 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
14993 PR middle-end/35526
14994 * expr.c (store_expr): Call emit_block_move if the mode
14995 of "temp" RTX is BLKmode.
14997 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14998 Richard Guenther <rguenther@suse.de>
15000 PR tree-optimization/31358
15001 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
15002 the step with a NULL_TREE.
15003 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
15004 to sizetype if type is a pointer type.
15005 (add_candidate_1): Don't convert the base and step to
15006 the generic type if the orginal type is a pointer type.
15007 (add_iv_value_candidates): Use sizetype for the step
15008 if type is a pointer type.
15009 (cand_value_at): Likewise.
15010 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
15012 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
15013 Don't convert the tem affine to the type.
15014 (add_elt_to_tree): Use sizetype for the step if a pointer.
15015 Use POINTER_PLUS_EXPR for pointers.
15016 (aff_combination_to_tree): Use sizetype for the step if a
15019 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
15021 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
15022 Remove commutativity hint.
15024 2008-03-10 Jakub Jelinek <jakub@redhat.com>
15028 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
15029 errorneous type. Check that v is a VAR_DECL.
15031 PR middle-end/35099
15032 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
15034 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
15036 PR tree-optimization/35494
15037 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
15038 may be overriden at link and run time.
15040 2008-03-10 Richard Guenther <rguenther@suse.de>
15042 PR tree-optimization/34677
15043 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
15044 (poolify_tree): Likewise.
15045 (modify_expr_template): Likewise.
15046 (poolify_modify_stmt): Likewise.
15047 (insert_fake_stores): Handle all component-ref style stores
15048 in addition to INDIRECT_REF. Also handle complex types.
15049 Do not poolify the inserted load.
15050 (realify_fake_stores): Do not rebuild the tree but only
15051 make it a SSA_NAME copy.
15052 (init_pre): Remove initialzation of modify_expr_template.
15053 Do not allocate modify_expr_node_pool.
15054 (fini_pre): Do not free modify_expr_node_pool.
15056 2008-03-10 Paul Brook <paul@codesourcery.com>
15058 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
15059 to avoid conflicts.
15061 2008-03-10 Paul Brook <paul@codesourcery.com>
15062 Mark Shinwell <shinwell@codesourcery.com>
15064 * config/arm/cortex-r4.md: New.
15065 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
15067 * config/arm/arm.md: Include cortex-r4.md.
15068 (insn): Add smmls, sdiv and udiv values.
15069 (generic_sched): Don't use generic scheduling for Cortex-R4.
15070 (arm_issue_rate): New function.
15071 (TARGET_SCHED_ISSUE_RATE): Define.
15073 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
15075 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
15077 2008-03-10 Richard Guenther <rguenther@suse.de>
15079 * tree-ssa-pre.c (get_sccvn_value): Simplify.
15080 (compute_avail): Do not add stmt uses to AVAIL_OUT.
15082 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
15084 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
15085 Set default to true.
15087 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15089 * c.opt (Wsynth): Deprecate.
15090 * doc/invoke.texi (Option Summary, Warning Options): Document
15091 -Wno-format-contains-nul.
15093 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
15096 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
15097 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
15099 2008-03-09 Ira Rosen <irar@il.ibm.com>
15101 * config/rs6000/rs6000.c (builtin_description): Rename vector
15102 left shift operations.
15103 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
15104 (altivec_vsl<VI_char>): Rename to ...
15105 (ashl<mode>3): ... new name.
15106 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
15108 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
15110 2008-03-08 Richard Guenther <rguenther@suse.de>
15112 * coverage.h (tree_coverage_counter_addr): Declare.
15113 * coverage.c (tree_coverage_counter_addr): New function.
15114 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
15115 before using again.
15116 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
15117 (tree_gen_one_value_profiler): Likewise.
15118 (tree_gen_ic_profiler): Likewise.
15119 (tree_gen_average_profiler): Likewise.
15120 (tree_gen_ior_profiler): Likewise.
15122 2008-03-08 Richard Guenther <rguenther@suse.de>
15124 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
15125 (vn_binary_op_insert): Likewise.
15126 (vn_unary_op_lookup): Likewise.
15127 (vn_unary_op_insert): Likewise.
15128 (vn_nary_op_lookup): Declare.
15129 (vn_nary_op_insert): Likewise.
15130 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
15131 and binary hashes, use a single obstack for unary_op_pool
15132 and binary_op_pool.
15133 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
15134 a single struct vn_nary_op_s. Store tree code length and
15135 a variable number of operands.
15136 (struct vn_reference_op_struct): Remove unused op2.
15137 (vn_reference_op_eq): Do not compare op2.
15138 (vn_reference_op_compute_hash): Do not compute hash of op2.
15139 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
15140 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
15141 with vn_nary_op_compute_hash.
15142 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
15143 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
15145 (vn_unary_op_insert, vn_binary_op_insert): Replace with
15147 (visit_unary_op): Call nary functions.
15148 (visit_binary_op): Likewise.
15149 (process_scc): Adjust for struct vn_tables_s changes.
15150 (allocate_vn_table): Likewise.
15151 (free_vn_table): Likewise.
15152 * tree-vn.c (vn_add): Call nary functions.
15153 (vn_lookup): Likewise.
15155 2008-03-08 Jakub Jelinek <jakub@redhat.com>
15158 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
15159 wdst back after sync_compare_and_swapqhi_internal.
15161 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
15164 * config/i386/i386-modes.def (V1DI): New vector mode.
15165 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
15166 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
15167 (MMXMODE248): Ditto.
15168 (MMXMODE): Add V1DI mode.
15169 (mmxvecsize): Change DI mode to V1DI mode.
15170 ("mov<mode>): Use MMXMODEI8 mode iterator.
15171 ("*mov<mode>_internal_rex64"): Ditto.
15172 ("*mov<mode>_internal"): Ditto.
15173 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
15174 ("mmx_sub<mode>3"): Ditto.
15175 ("mmx_adddi3"): Remove insn pattern.
15176 ("mmx_subdi3"): Ditto.
15177 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
15178 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
15179 ("mmx_ashl<mode>3"): Ditto.
15180 ("mmx_lshrdi3"): Remove insn pattern.
15181 ("mmx_ashldi3"): Ditto.
15182 * config/i386/i386.c (classify_argument): Handle V1DImode.
15183 (function_arg_advance_32): Ditto.
15184 (function_arg_32): Ditto.
15185 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
15186 mmx_addv1di3 insn pattern.
15187 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
15188 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
15189 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
15190 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
15191 Remove definitions of built-in functions.
15192 (V1DI_type_node): New node.
15193 (v1di_ftype_v1di_int): Ditto.
15194 (v1di_ftype_v1di_v1di): Ditto.
15195 (v2si_ftype_v2si_si): Ditto.
15196 (v4hi_ftype_v4hi_di): Remove node.
15197 (v2si_ftype_v2si_di): Ditto.
15198 (ix86_init_mmx_sse_builtins): Handle V1DImode.
15199 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
15200 Redefine builtins using def_builtin_const with *_ftype_*_int node.
15201 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
15202 Add new builtins using def_builtin_const.
15203 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
15204 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
15205 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
15206 * config/i386/mmintrin.h (__v1di): New typedef.
15207 (_mm_add_si64): Cast arguments to __v1di type.
15208 (_mm_sub_si64): Ditto.
15209 (_mm_sll_pi16): Cast __count to __v4hi type.
15210 (_mm_sll_pi32): Cast __count to __v2si type.
15211 (_mm_sll_si64): Cast arguments to __v1di type.
15212 (_mm_srl_pi16): Cast __count to __v4hi type.
15213 (_mm_srl_pi32): Cast __count to __v2si type.
15214 (_mm_srl_si64): Cast arguments to __v1di type.
15215 (_mm_sra_pi16): Cast __count to __v4hi type.
15216 (_mm_sra_pi32): Cast __count to __v2si type.
15217 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
15218 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
15219 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
15220 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
15221 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
15222 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
15223 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
15224 (_mm_srai_pi32): Use __builtin_ia32_psradi.
15225 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
15226 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
15227 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
15228 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
15230 2008-03-07 Joseph Myers <joseph@codesourcery.com>
15232 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
15234 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
15237 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
15238 reg+const addressing for Altivec modes. Don't generate reg+reg
15239 addressing for TFmode or TDmode quantities.
15241 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
15243 * c-common.c (vector_types_convertible_p): Call langhook
15244 instead of comptypes.
15246 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15249 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
15250 integral and scalar float variables which have a
15253 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
15255 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
15256 dwarf_register_span hook when emitting unwind information for
15257 register-to-memory saves.
15258 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
15259 (rs6000_frame_related): Remove call to spe_synthesize_frame.
15261 2008-03-06 Jakub Jelinek <jakub@redhat.com>
15263 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
15264 for the same VAR_DECL.
15266 2008-03-06 Tom Tromey <tromey@redhat.com>
15268 * treelang: Delete.
15269 * doc/standards.texi (Standards): Don't mention treelang.
15270 * doc/invoke.texi (Overall Options): Don't mention treelang.
15271 * doc/install.texi (Prerequisites): Don't mention bison or
15273 (Configuration): Don't mention treelang.
15274 (Building): Likewise.
15275 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
15277 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
15279 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
15280 word-extractions out of a multi-word object.
15282 2008-03-06 Richard Guenther <rguenther@suse.de>
15284 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
15285 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
15286 result type and precision.
15287 * expr.c (get_inner_reference): Set unsignedp based on the result
15288 type of BIT_FIELD_REF.
15289 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
15290 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
15291 (try_instantiate_multiple_fields): Likewise. Use the correct type
15293 (sra_build_assignment): Likewise.
15294 (sra_build_elt_assignment): Likewise.
15295 (sra_explode_bitfield_assignment): Likewise.
15296 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
15297 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
15298 set BIT_FIELD_REF_UNSIGNED.
15299 (vectorizable_load): Likewise.
15301 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
15303 * cse.c (cse_extended_basic_block): Invalidate artificial defs
15306 2008-03-06 Richard Guenther <rguenther@suse.de>
15308 * alias.c (struct alias_set_entry): Move has_zero_child field
15309 to pack with alias_set.
15311 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
15313 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
15316 2008-03-05 Ian Lance Taylor <iant@google.com>
15318 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
15320 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
15322 * fwprop.c (update_df): Support width and offset parameters of
15324 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
15325 global_conflicts): Change DF_REF_EXTRACT to either
15326 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15327 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15328 * df-scan.c (df_ref_record, df_defs_record,
15329 df_ref_create_structure, df_def_record_1, df_uses_record,
15330 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
15331 df_bb_refs_collect, df_entry_block_defs_collect,
15332 df_exit_block_uses_collect): Support new width and offset fields.
15333 (ref_extract_pool): New storage pool.
15334 (df_free_ref): New function.
15335 (df_reg_chain_unlink, df_free_collection_rec,
15336 df_sort_and_compress_refs): Call df_free_ref.
15337 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
15339 (df_ref_create_structure): Allocate df_ref_extract if offset and
15340 width fields are used.
15341 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
15342 (df_uses_record): Get offset and width from ZERO_EXTRACT
15344 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
15345 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15346 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15347 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
15348 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15349 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15350 (df_ref_extract): New structure.
15351 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
15352 (df_ref_create): Add width and offset parameters.
15354 2008-03-05 Richard Guenther <rguenther@suse.de>
15356 * tree-ssa-structalias.c (get_constraint_for_component_ref):
15357 Use ranges_overlap_p.
15358 (offset_overlaps_with_access): Rename
15359 to ranges_overlap_p and move ...
15360 * tree-flow-inline.h (ranges_overlap_p): ... here.
15362 * tree.h (get_inner_reference, handled_component_p): Update
15365 * tree.h (record_component_aliases, get_alias_set,
15366 alias_sets_conflict_p, alias_sets_must_conflict_p,
15367 objects_must_conflict_p): Move declarations ...
15368 * alias.h (record_component_aliases, get_alias_set,
15369 alias_sets_conflict_p, alias_sets_must_conflict_p,
15370 objects_must_conflict_p): ... here.
15371 Include coretypes.h.
15372 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
15374 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
15376 * cfg.c: Include tree-flow.h.
15377 (remove_edge_raw): Call redirect_edge_var_map_clear.
15378 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
15379 * tree-flow-inline.h (redirect_edge_var_map_def): New.
15380 (redirect_edge_var_map_result): New.
15381 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
15382 PENDING_STMT use with redirect_edge_var_map_*.
15383 * tree-ssa.c (edge_var_maps): New definition.
15384 (redirect_edge_var_map_add): New.
15385 (redirect_edge_var_map_clear): New.
15386 (redirect_edge_var_map_dup): New.
15387 (redirect_edge_var_map_vector): New.
15388 (redirect_edge_var_map_destroy): New.
15389 (ssa_redirect_edge): Replace PENDING_STMT use with
15390 redirect_edge_var_map_*.
15391 (flush_pending_stmts): Same.
15392 (delete_tree_ssa): Destroy edge var map.
15393 * tree-flow.h (struct _edge_var_map): New.
15394 Define edge_var_map vector type.
15395 Declare redirect_edge_var_map_* prototypes.
15396 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
15397 * tree-cfg.c (reinstall_phi_args): Replace
15398 PENDING_STMT use with redirect_edge_var_map_*.
15400 2008-03-05 Richard Guenther <rguenther@suse.de>
15402 PR tree-optimization/35472
15403 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
15404 whose single use_stmt has a overlapping set of loaded and
15405 stored symbols as that use_stmt might be a noop assignment then.
15407 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
15409 * gthr-rtems.h: Implement __gthread_mutex_destroy.
15411 2008-03-05 Richard Guenther <rguenther@suse.de>
15414 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
15415 should be constants.
15416 * tree-cfg.c (verify_expr): Verify it.
15417 * fold-const.c (fold_truthop): Remove code generating
15418 BIT_FIELD_REFs of structure bases.
15419 (fold_binary): Likewise.
15420 (fold_ternary): Position and size of BIT_FIELD_REFs are
15421 always host integers.
15422 (make_bit_field_ref): Remove.
15423 (optimize_bit_field_compare): Remove.
15424 (all_ones_mask_p): Remove.
15426 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
15429 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
15430 (split_block_and_df_analyze): New. Split basic block and rebuild
15432 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
15434 (split_pattern_seq): Likewise.
15435 (erase_matching_seqs): Likewise.
15436 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
15438 2008-03-04 Geoff Keating <geoffk@apple.com>
15440 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
15441 declaration and code.
15442 (tree_invalid_nonnegative_warnv_p): Likewise.
15444 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
15446 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
15447 examples. Truncate option-names then causing overfull hbox.
15449 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15452 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
15454 * configure: Rebuilt.
15456 2008-03-04 Rafael Espindola <espindola@google.com>
15458 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
15459 (tree_unary_nonnegative_warnv_p): New.
15460 (tree_binary_nonnegative_warnv_p): New.
15461 (tree_single_nonnegative_warnv_p): New.
15462 (tree_invalid_nonnegative_warnv_p): New.
15463 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
15465 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15468 * opts.c (handle_option): Postpone 'unknown option' errors only for
15471 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
15474 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
15477 2008-03-04 Rafael Espindola <espindola@google.com>
15479 * fold-const.c (tree_unary_nonzero_warnv_p): New.
15480 (tree_binary_nonzero_warnv_p): New.
15481 (tree_single_nonzero_warnv_p): New.
15482 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
15484 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
15486 PR middle-end/35456
15487 * fold-const.c (fold_cond_expr_with_comparison): Prevent
15488 transformations for modes that have signed zeros.
15489 * ifcvt.c (noce_try_abs): Ditto.
15491 2008-03-04 Joseph Myers <joseph@codesourcery.com>
15493 * config/i386/i386.c (override_options): Force
15494 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
15496 2008-03-04 Jan Hubicka <jh@suse.cz>
15499 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
15502 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15504 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
15505 label to probe the stack.
15507 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15509 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
15510 (__gthr_win32_mutex_destroy): Declare.
15511 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
15512 __gthr_win32_mutex_destroy.
15513 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
15515 2008-03-03 Jan Hubicka <jh@suse.cz>
15518 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
15519 aggressive on inlining cold calls.
15521 2008-03-03 Richard Guenther <rguenther@suse.de>
15523 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
15524 struct copies into the expression table.
15525 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
15526 (try_to_simplify): Likewise.
15527 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
15528 integral and pointer arguments which do not change the
15529 precision to NOP_EXPRs.
15530 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
15531 VIEW_CONVERT_EXPR case.
15533 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
15535 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
15536 defined in a loop at depth 0 is invariant.
15537 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
15538 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
15539 be called at loop depth 0.
15541 2008-03-02 Jakub Jelinek <jakub@redhat.com>
15544 * gcc.c (process_command): Update copyright notice dates.
15545 * gcov.c (print_version): Likewise.
15546 * gcov-dump.c (print_version): Likewise.
15547 * mips-tfile.c (main): Likewise.
15548 * mips-tdump.c (main): Likewise.
15550 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15553 * c-common.c (flag_permissive): Delete.
15554 (constant_expression_warnings): Check flags first.
15555 (constant_expression_error): New.
15556 * c-common.h (flag_permissive): Delete.
15557 (constant_expression_error): Declare.
15558 * flags.h (flag_permissive): Declare. Update description.
15559 * diagnostic.c (pedwarn): Update.
15561 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
15562 (permissive_error_kind): New.
15563 * toplev.c (flag_permissive): Define. Update description.
15564 * toplev.h (permissive_error_kind): Declare.
15565 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
15566 (pedwarn_c90): Use pedantic_warning_kind.
15567 * c-opts.c (c_common_post_options): flag_permissive does not affect
15568 flag_pedantic_errors.
15570 2008-03-02 Joseph Myers <joseph@codesourcery.com>
15572 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
15573 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
15574 __absvsi2, __absvDI2): Use unsigned arithmetic.
15576 2008-03-02 Andi Kleen <ak@suse.de>
15577 Richard Guenther <rguenther@suse.de>
15579 * struct-equiv.c: Remove file.
15580 * cfg_cleanup.c (condjump_equiv_p): Remove.
15581 * Makefile.in (OBJS-common): Remove struct-equiv.o.
15582 (struct-equiv.o): Remove rule.
15583 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
15584 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
15585 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
15587 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15589 * ifcvt.c (noce_process_if_block): Try to handle only the then
15590 block if the else block exists but isn't suitable.
15592 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15595 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
15596 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
15597 regression from previous patch.
15599 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15602 * gthr.h: Add __gthread_mutex_destroy as a function that must be
15604 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
15605 * gthr-single.h (__gthread_mutex_destroy): Likewise.
15606 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
15607 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
15608 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
15609 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
15610 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
15611 (__gthread_mutex_destroy_function): Rename to
15612 __gthread_mutex_destroy.
15613 * gthr-dce.h (__gthread_mutex_destroy): Call
15614 pthread_mutex_destroy.
15615 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
15616 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
15617 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
15619 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15621 * df-scan.c (df_ref_chain_change_bb): Simplify.
15622 (df_insn_change_bb): Add new_bb argument. Simplify. Call
15623 set_block_for_insn if there's any change.
15624 * df.h ((df_insn_change_bb): Fix prototype.
15625 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
15626 df_insn_change_bb, don't call set_block_for_insn.
15627 * emit-rtl.c (reorder_insns): Likewise.
15628 * haifa-sched.c (move_insn): Likewise.
15630 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15632 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
15634 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15636 * tree-flow-inline.h (next_readonly_imm_use): Return
15637 NULL_USE_OPERAND_P after the end.
15639 2008-03-01 Richard Guenther <rguenther@suse.de>
15641 PR tree-optimization/35411
15642 * tree-sra.c (sra_build_assignment): Split conversion to
15643 final type to a separate statement if we are not assigning
15646 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15648 * fold-const.c (fold_convertible_p): Correct the logic to follow
15649 that in fold_convert().
15651 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
15654 * tree-inline.c (build_duplicate_type): When we make a
15655 duplicate type, make it unique in the canonical types system.
15657 2008-02-29 Tom Tromey <tromey@redhat.com>
15659 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
15660 input_file_stack_history, input_file_stack_restored): Remove.
15661 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15662 * input.h (struct file_stack): Remove.
15663 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15664 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
15666 * diagnostic.h (struct diagnostic_context) <last_module>: Change
15668 (diagnostic_last_module_changed): Add 'map' argument.
15669 (diagnostic_set_last_function): Likewise.
15670 * diagnostic.c (undiagnostic_report_current_module): Iterate using
15671 line map, not input_file_stack.
15672 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
15674 2008-02-29 Paul Brook <paul@codesourcery.com>
15676 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
15678 2008-02-29 Paul Brook <paul@codesourcery.com>
15680 * config/arm/ieee754-df.S (muldf3): Use RET macros.
15682 2008-02-29 Richard Guenther <rguenther@suse.de>
15684 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
15686 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
15687 value for comparing for a store match.
15688 (simplify_unary_expression): Do nothing for SSA_NAMEs.
15689 (try_to_simplify): Do not do a full-blown reference lookup.
15691 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15693 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
15694 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
15696 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
15698 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
15700 * tree-loop-linear.c (try_interchange_loops): Compare memory access
15701 strides against cache sizes.
15703 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15705 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
15708 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
15710 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
15711 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
15712 is smaller than the original promoted value.
15713 (simplify_subreg): If OP is a SUBREG, try to preserve its
15714 SUBREG_PROMOTED_VAR_P information.
15716 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
15718 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
15719 (VN_INFO_GET): Allocate new objects on the obstack.
15720 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
15721 for rpo_numbers_temp, for consistency.
15722 (free_scc_vn): Free the obstack.
15724 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
15726 * doc/invoke.texi: Document -ftree-loop-distribution.
15727 * tree-loop-distribution.c: New.
15728 * tree-pass.h (pass_loop_distribution): New.
15729 * graphds.h (struct graph): Add htab_t indices.
15730 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
15731 * tree-vectorizer.c (rename_variables_in_loop): Extern.
15732 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
15733 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
15734 * tree-data-ref.c (debug_data_dependence_relations): New.
15735 (dump_data_dependence_relation): Also print data references.
15736 (free_data_ref): Extern.
15737 (same_access_functions): Moved...
15738 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
15739 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15740 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
15741 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
15742 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
15743 (stmts_from_loop): Skip LABEL_EXPR.
15744 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
15746 (build_rdg): Initialize rdg->indices htab.
15747 (free_rdg, stores_from_loop, ref_base_address,
15748 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
15749 have_similar_memory_accesses_1, ref_base_address_1,
15750 remove_similar_memory_refs): New.
15751 * tree-data-ref.h: Depend on tree-chrec.h.
15752 (debug_data_dependence_relations, free_data_ref): Declared.
15753 (same_access_functions): ... here.
15754 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
15756 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
15757 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
15758 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
15759 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15760 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
15761 rdg_vertex_for_stmt): Declared.
15762 (struct rdg_edge): Add level.
15764 (free_rdg, stores_from_loop, remove_similar_memory_refs,
15765 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
15767 (rdg_has_similar_memory_accesses): New.
15768 * tree-vect-analyze.c: Remove unused static decls.
15769 * lambda.h (dependence_level): New.
15770 * common.opt (ftree-loop-distribution): New.
15771 * tree-flow.h (mark_virtual_ops_in_bb,
15772 slpeel_tree_duplicate_loop_to_edge_cfg,
15773 rename_variables_in_loop): Declared.
15774 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
15775 (OBJS-common): Add tree-loop-distribution.o.
15776 (tree-loop-distribution.o): New rule.
15777 * tree-cfg.c (mark_virtual_ops_in_bb): New.
15778 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
15779 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
15781 2008-02-28 Joseph Myers <joseph@codesourcery.com>
15784 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
15785 other than structures and unions.
15787 2008-02-28 Richard Guenther <rguenther@suse.de>
15790 2008-02-26 Richard Guenther <rguenther@suse.de>
15792 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15793 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15794 (lookup_decl_from_uid): Declare.
15795 (remove_decl_from_map): Likewise.
15796 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15797 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15798 (decl_for_uid_map): New global hashtable mapping DECL_UID
15800 (init_ttree): Allocate it.
15801 (insert_decl_to_uid_decl_map): New helper function.
15802 (make_node_stat): Insert new decls into the map.
15803 (copy_node_stat): Likewise.
15804 (lookup_decl_from_uid): New function.
15805 (remove_decl_from_map): Likewise.
15806 (print_decl_for_uid_map_statistics): New helper.
15807 (dump_tree_statistics): Call it.
15809 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15810 (referenced_var_iterator): Adjust.
15811 (FOR_EACH_REFERENCED_VAR): Adjust.
15812 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15813 (num_referenced_vars): Adjust.
15814 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15815 (first_referenced_var): Remove.
15816 (end_referenced_vars_p): Likewise.
15817 (next_referenced_var): Likewise.
15818 (referenced_var_iterator_set): New helper function.
15819 * tree-dfa.c (referenced_var_lookup): Adjust.
15820 (referenced_var_check_and_insert): Likewise.
15821 (remove_referenced_var): Likewise.
15822 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15823 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15824 (verify_call_clobbering): Likewise.
15825 (verify_memory_partitions): Likewise.
15826 (init_tree_ssa): Allocate bitmap instead of hashtable for
15828 (delete_tree_ssa): Adjust.
15829 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15830 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15831 (compute_tag_properties): Likewise.
15832 (set_initial_properties): Likewise.
15833 (find_partition_for): Likewise.
15834 (update_reference_counts): Likewise.
15835 (dump_may_aliases_for): Likewise.
15836 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15837 (add_call_clobber_ops): Likewise.
15838 (add_call_read_ops): Likewise.
15839 (get_asm_expr_operands): Likewise.
15840 * tree-into-ssa.c (dump_decl_set): Likewise.
15841 (update_ssa): Likewise.
15842 * tree-sra.c (scan_function): Likewise.
15843 (decide_instantiations): Likewise.
15844 (scalarize_parms): Likewise.
15845 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15846 (dsa_named_for): Likewise.
15847 * tree-ssa-structalias.c (update_alias_info): Likewise.
15848 (merge_smts_into): Likewise.
15850 2008-02-27 David Daney <ddaney@avtrex.com>
15853 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
15854 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
15855 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
15856 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
15857 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
15859 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
15862 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
15863 (BUILT_IN_NEXTTOWARD): Remove.
15864 (BUILT_IN_NEXTTOWARDF): Ditto.
15865 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
15866 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
15868 2008-02-27 Tom Tromey <tromey@redhat.com>
15870 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
15871 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
15873 2008-02-27 Jan Beulich <jbeulich@novell.com>
15875 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
15876 update the respective field on newdecl.
15878 2008-02-27 Revital Eres <eres@il.ibm.com>
15880 PR rtl-optimization/34999
15881 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
15882 crossing edges that ends with a call insn.
15883 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
15884 call insn and clear the EDGE_CROSSING flag of the crossing edge
15885 when fixing fallthru edges.
15887 2008-02-27 Richard Guenther <rguenther@suse.de>
15889 PR middle-end/35390
15890 * fold-const.c (fold_unary): Return the correct argument,
15891 converted to the result type.
15893 2008-02-27 Richard Guenther <rguenther@suse.de>
15895 PR middle-end/34971
15896 * expr.c (expand_expr_real_1): Assert on rotates that operate
15898 * fold-const.c (fold_binary): Use the types precision, not the
15899 bitsize of the mode if folding rotate expressions. Build rotates
15900 only for full modes.
15902 2008-02-27 Jakub Jelinek <jakub@redhat.com>
15904 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
15905 and CPP_PRAGMA_EOL.
15906 * c-pragma.c (pragma_ns_name): New typedef.
15907 (registered_pp_pragmas): New variable.
15908 (c_pp_lookup_pragma): New function.
15909 (c_register_pragma_1): If flag_preprocess_only, do nothing
15910 for non-expanded pragmas, for expanded ones push pragma's
15911 namespace and name into registered_pp_pragmas vector.
15912 (c_invoke_pragma_handler): Register OpenMP pragmas even when
15913 flag_preprocess_only, don't register GCC pch_preprocess
15914 pragma if flag_preprocess_only.
15915 * c-opts.c (c_common_init): Call init_pragma even if
15916 flag_preprocess_only.
15917 * c-pragma.c (c_pp_lookup_pragma): New prototype.
15918 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
15919 cpp_register_pragma if flag_preprocess_only.
15921 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15924 * c-parser.c (c_parser_translation_unit): Warn for empty
15925 translation unit, not empty source file.
15927 2008-02-26 Paul Brook <paul@codesourcery.com>
15929 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
15930 operand for Thumb-2.
15931 * config/arm/arm.h (reg_class): Add CORE_REGS.
15932 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
15933 (BASE_REG_CLASS): Use CORE_REGS.
15934 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
15935 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
15936 (REGNO_OK_FOR_INDEX_P): Exclude SP.
15937 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
15938 ARM_REGNO_OK_FOR_INDEX_P.
15939 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
15940 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
15941 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
15942 (ldm/stm peepholes): Ditto.
15943 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
15944 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
15945 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
15946 * config/arm/constraints.md: Enable "k" constraint on ARM.
15948 2008-02-27 Ben Elliston <bje@au.ibm.com>
15950 * config/rs6000/rs6000.c: Annotate cache line size field in all
15951 instances of struct processor_costs.
15953 2008-02-26 David Edelsohn <edelsohn@gnu.org>
15955 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
15956 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
15957 jump_bypass): New counters.
15958 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
15959 * dce.c (gate_ud_dce): Same.
15960 (gate_fast_dce): Same.
15961 * dse.c (gate_dse1): New function.
15962 (gate_dse2): New function.
15963 (gate_dse): Merge results of new gate functions.
15964 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
15965 (gate_handle_jump_bypass): Add dbg_cnt.
15966 (gate_handle_gcse): Add dbg_cnt.
15967 * ifcvt.c (gate_handle_if_conversion): Same.
15968 (gate_handle_if_after_combine): Same.
15969 (gate_handle_if_after_reload): Same.
15970 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
15972 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
15974 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
15976 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
15978 2008-02-26 Jason Merrill <jason@redhat.com>
15981 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
15982 alone if it's the naming decl for the type's main variant.
15984 2008-02-26 Tom Tromey <tromey@redhat.com>
15986 * system.h (USE_MAPPED_LOCATION): Poison.
15987 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
15988 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
15989 (make_goto_expr_edges): Likewise.
15990 (remove_bb): Likewise.
15991 (execute_warn_function_return): Likewise.
15992 * basic-block.h (struct edge_def) <goto_locus>: Change type to
15994 * c-common.c (fname_decl): Remove old location code.
15995 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
15997 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
15999 (ASM_INPUT_SOURCE_LOCATION): Likewise.
16000 (gen_rtx_ASM_INPUT): Likewise.
16001 (gen_rtx_ASM_INPUT_loc): Likewise.
16002 (get_rtx_asm_OPERANDS): Remove.
16003 * cfglayout.c (insn_locators_alloc): Remove old location code.
16004 (set_curr_insn_source_location): Likewise.
16005 (curr_insn_locator): Likewise.
16006 * print-tree.c (print_node): Remove old location code.
16007 * tree-mudflap.c (mf_varname_tree): Remove old location code.
16008 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
16009 * cfgexpand.c (expand_gimple_cond_expr): Don't use
16010 location_from_locus.
16011 (construct_exit_block): Remove old location code.
16012 * emit-rtl.c (force_next_line_note): Remove old location code.
16013 * profile.c (branch_prob): Remove old location code.
16014 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
16015 LOC_LINE): Remove old-location variants.
16016 * langhooks.c (lhd_print_error_function): Remove old location
16018 * configure, config.in: Rebuilt.
16019 * configure.ac (--enable-mapped-location): Remove.
16020 * c-decl.c (c_init_decl_processing): Remove old location code.
16021 (finish_function): Likewise.
16022 * recog.c (decode_asm_operands): Remove old location code.
16023 * c-pch.c (c_common_read_pch): Remove old location code.
16024 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
16026 * gimple-low.c (lower_function_body): Remove old location code.
16027 * toplev.c (unknown_location): Remove.
16028 (push_srcloc): Remove old-location variant.
16029 (process_options): Remove old location code.
16030 (lang_dependent_init): Likewise.
16031 * input.h (UNKNOWN_LOCATION): Move definition.
16032 (location_t): Undeprecate.
16033 (source_locus): Remove.
16034 (location_from_locus): Remove.
16035 (struct location_s): Remove.
16036 Remove all old-location code.
16037 (input_line, input_filename): Remove.
16038 * final.c (final_scan_insn): Remove old location code.
16039 * diagnostic.c (diagnostic_build_prefix): Remove
16040 USE_MAPPED_LOCATION test.
16041 * tree.h (gimple_stmt) <locus>: Now a location_t.
16042 (tree_exp) <locus>: Likewise.
16043 (DECL_IS_BUILTIN): Remove old-location variant.
16044 (annotate_with_file_line, annotate_with_locus): Likewise.
16045 (expr_locus, set_expr_locus): Update.
16046 * tree.c (build1_stat): Remove old location code.
16047 (last_annotated_node): Remove.
16048 (annotate_with_file_line): Remove old-location variant.
16049 (annotate_with_locus): Likewise.
16050 (expr_location): Remove old location code.
16051 (set_expr_location): Likewise.
16052 (expr_has_location): Likewise.
16053 (expr_locus): Likewise.
16054 (set_expr_locus): Likewise.
16055 (expr_filename): Don't use location_from_locus.
16056 (expr_lineno): Likewise.
16057 * rtl-error.c (location_for_asm): Remove old location code.
16058 * c-lex.c (cb_line_change): Remove old location code.
16059 (fe_file_change): Likewise.
16060 (cb_def_pragma): Likewise.
16061 (c_lex_with_flags): Likewise.
16062 * gengtype.c (do_typedef): Don't special-case location types.
16063 (define_location_structures): Remove.
16064 (main): Don't call define_location_structures.
16065 * tree-pretty-print.c (dump_implicit_edges): Remove old location
16068 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16071 * builtins.def (BUILT_IN_STDARG_START): Remove.
16072 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
16073 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
16074 * tree-inline.c (inline_forbidden_p_1): Likewise.
16076 2008-02-26 Richard Guenther <rguenther@suse.de>
16078 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16079 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16080 (lookup_decl_from_uid): Declare.
16081 (remove_decl_from_map): Likewise.
16082 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16083 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16084 (decl_for_uid_map): New global hashtable mapping DECL_UID
16086 (init_ttree): Allocate it.
16087 (insert_decl_to_uid_decl_map): New helper function.
16088 (make_node_stat): Insert new decls into the map.
16089 (copy_node_stat): Likewise.
16090 (lookup_decl_from_uid): New function.
16091 (remove_decl_from_map): Likewise.
16092 (print_decl_for_uid_map_statistics): New helper.
16093 (dump_tree_statistics): Call it.
16095 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16096 (referenced_var_iterator): Adjust.
16097 (FOR_EACH_REFERENCED_VAR): Adjust.
16098 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16099 (num_referenced_vars): Adjust.
16100 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16101 (first_referenced_var): Remove.
16102 (end_referenced_vars_p): Likewise.
16103 (next_referenced_var): Likewise.
16104 (referenced_var_iterator_set): New helper function.
16105 * tree-dfa.c (referenced_var_lookup): Adjust.
16106 (referenced_var_check_and_insert): Likewise.
16107 (remove_referenced_var): Likewise.
16108 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16109 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16110 (verify_call_clobbering): Likewise.
16111 (verify_memory_partitions): Likewise.
16112 (init_tree_ssa): Allocate bitmap instead of hashtable for
16114 (delete_tree_ssa): Adjust.
16115 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16116 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16117 (compute_tag_properties): Likewise.
16118 (set_initial_properties): Likewise.
16119 (find_partition_for): Likewise.
16120 (update_reference_counts): Likewise.
16121 (dump_may_aliases_for): Likewise.
16122 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16123 (add_call_clobber_ops): Likewise.
16124 (add_call_read_ops): Likewise.
16125 (get_asm_expr_operands): Likewise.
16126 * tree-into-ssa.c (dump_decl_set): Likewise.
16127 (update_ssa): Likewise.
16128 * tree-sra.c (scan_function): Likewise.
16129 (decide_instantiations): Likewise.
16130 (scalarize_parms): Likewise.
16131 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16132 (dsa_named_for): Likewise.
16133 * tree-ssa-structalias.c (update_alias_info): Likewise.
16134 (merge_smts_into): Likewise.
16136 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16139 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
16140 * c-opts.c (c_common_handle_option): Wall enables
16141 Wvolatile-register-var.
16142 * common.opt: Move Wvolatile-register-var to...
16145 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16147 * common.opt (Wlarger-than=): New.
16148 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
16150 * opts.c (common_handle_option): Handle -Wlarger-than=.
16151 * optc-gen.awk: Likewise.
16152 * opth-gen.awk: Likewise.
16153 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
16154 * tree-optimize.c (tree_rest_of_compilation): Likewise.
16156 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16158 * c-common.c (match_case_to_enum_1): Add appropriate
16159 OPT_W* parameter to warning.
16160 (c_do_switch_warnings): Likewise.
16161 * c-typeck.c (warning_init): Add one more parameter following
16162 'warning' function.
16163 (push_init_level): Update call to warning_init.
16164 (pop_init_level): Likewise.
16165 (add_pending_init): Likewise.
16166 (output_init_element: Likewise.
16168 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16171 * toplev.c (toplev_main): If there are warnings or error, print
16172 errors for ignored options.
16173 * opts.c (ignored_options): New static variable.
16174 (postpone_unknown_option_error): New.
16175 (print_ignored_options): New.
16176 (handle_option): Postpone errors for unknown -Wno-* options.
16177 * opts.h (print_ignored_options): Declare.
16179 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
16181 * config/mips/mips.md (loadgp_blockage, blockage): Change type
16184 2008-02-25 Richard Guenther <rguenther@suse.de>
16187 2008-02-25 Richard Guenther <rguenther@suse.de>
16189 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16190 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16191 (lookup_decl_from_uid): Declare.
16192 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16193 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16194 (decl_for_uid_map): New global hashtable mapping DECL_UID
16196 (init_ttree): Allocate it.
16197 (insert_decl_to_uid_decl_map): New helper function.
16198 (make_node_stat): Insert new decls into the map.
16199 (copy_node_stat): Likewise.
16200 (lookup_decl_from_uid): New function.
16201 (print_decl_for_uid_map_statistics): New helper.
16202 (dump_tree_statistics): Call it.
16204 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16205 (referenced_var_iterator): Adjust.
16206 (FOR_EACH_REFERENCED_VAR): Adjust.
16207 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16208 (num_referenced_vars): Adjust.
16209 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16210 (first_referenced_var): Remove.
16211 (end_referenced_vars_p): Likewise.
16212 (next_referenced_var): Likewise.
16213 (referenced_var_iterator_set): New helper function.
16214 * tree-dfa.c (referenced_var_lookup): Adjust.
16215 (referenced_var_check_and_insert): Likewise.
16216 (remove_referenced_var): Likewise.
16217 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16218 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16219 (verify_call_clobbering): Likewise.
16220 (verify_memory_partitions): Likewise.
16221 (init_tree_ssa): Allocate bitmap instead of hashtable for
16223 (delete_tree_ssa): Adjust.
16224 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16225 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16226 (compute_tag_properties): Likewise.
16227 (set_initial_properties): Likewise.
16228 (find_partition_for): Likewise.
16229 (update_reference_counts): Likewise.
16230 (dump_may_aliases_for): Likewise.
16231 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16232 (add_call_clobber_ops): Likewise.
16233 (add_call_read_ops): Likewise.
16234 (get_asm_expr_operands): Likewise.
16235 * tree-into-ssa.c (dump_decl_set): Likewise.
16236 (update_ssa): Likewise.
16237 * tree-sra.c (scan_function): Likewise.
16238 (decide_instantiations): Likewise.
16239 (scalarize_parms): Likewise.
16240 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16241 (dsa_named_for): Likewise.
16242 * tree-ssa-structalias.c (update_alias_info): Likewise.
16243 (merge_smts_into): Likewise.
16245 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16248 * doc/invoke.texi (-fcx-limited-range): Document new option.
16249 * toplev.c (process_options): Handle -fcx-fortran-rules.
16250 * common.opt: Add documentation for -fcx-fortran-rules.
16252 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16255 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
16256 actual behaviour and C99.
16258 2008-02-26 Ben Elliston <bje@au.ibm.com>
16260 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
16261 (ASM_CPU_POWER6_SPEC): Likewise.
16262 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
16263 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
16264 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
16266 2008-02-25 Richard Guenther <rguenther@suse.de>
16268 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16269 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16270 (lookup_decl_from_uid): Declare.
16271 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16272 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16273 (decl_for_uid_map): New global hashtable mapping DECL_UID
16275 (init_ttree): Allocate it.
16276 (insert_decl_to_uid_decl_map): New helper function.
16277 (make_node_stat): Insert new decls into the map.
16278 (copy_node_stat): Likewise.
16279 (lookup_decl_from_uid): New function.
16280 (print_decl_for_uid_map_statistics): New helper.
16281 (dump_tree_statistics): Call it.
16283 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16284 (referenced_var_iterator): Adjust.
16285 (FOR_EACH_REFERENCED_VAR): Adjust.
16286 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16287 (num_referenced_vars): Adjust.
16288 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16289 (first_referenced_var): Remove.
16290 (end_referenced_vars_p): Likewise.
16291 (next_referenced_var): Likewise.
16292 (referenced_var_iterator_set): New helper function.
16293 * tree-dfa.c (referenced_var_lookup): Adjust.
16294 (referenced_var_check_and_insert): Likewise.
16295 (remove_referenced_var): Likewise.
16296 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16297 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16298 (verify_call_clobbering): Likewise.
16299 (verify_memory_partitions): Likewise.
16300 (init_tree_ssa): Allocate bitmap instead of hashtable for
16302 (delete_tree_ssa): Adjust.
16303 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16304 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16305 (compute_tag_properties): Likewise.
16306 (set_initial_properties): Likewise.
16307 (find_partition_for): Likewise.
16308 (update_reference_counts): Likewise.
16309 (dump_may_aliases_for): Likewise.
16310 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16311 (add_call_clobber_ops): Likewise.
16312 (add_call_read_ops): Likewise.
16313 (get_asm_expr_operands): Likewise.
16314 * tree-into-ssa.c (dump_decl_set): Likewise.
16315 (update_ssa): Likewise.
16316 * tree-sra.c (scan_function): Likewise.
16317 (decide_instantiations): Likewise.
16318 (scalarize_parms): Likewise.
16319 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16320 (dsa_named_for): Likewise.
16321 * tree-ssa-structalias.c (update_alias_info): Likewise.
16322 (merge_smts_into): Likewise.
16324 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
16327 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
16328 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
16329 * alias.h (nonoverlapping_memrefs_p): Likewise.
16331 2008-02-25 Jan Beulich <jbeulich@novell.com>
16333 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
16334 * config/i386/netware-libgcc.exp: Add __bswap?i2,
16335 __emultls_get_address, __emultls_register_common,
16336 __floatundi?f, and _Unwind_GetIPInfo.
16337 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
16338 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
16339 (gen_regparm_prefix): Likewise.
16340 (i386_nlm_encode_section_info): Sync with
16341 config/i386/winnt.c:i386_pe_encode_section_info().
16342 (i386_nlm_maybe_mangle_decl_assembler_name): New.
16343 i386_nlm_mangle_decl_assembler_name): New.
16344 (netware_override_options): New.
16345 * config/i386/netware.h (netware_override_options): Declare.
16346 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
16347 (i386_nlm_mangle_decl_assembler_name): Declare.
16348 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
16350 2008-02-25 Ben Elliston <bje@au.ibm.com>
16353 * c-decl.c (grokdeclarator): Remove unused local variables
16354 `typedef_type' and `type_as_written'.
16356 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
16357 unused local variable `has_hot_blocks'.
16358 (fix_crossing_conditional_branches): Remove unused local variable
16361 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
16363 PR middle-end/19984
16364 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
16365 using DEF_C99_BUILTIN.
16366 (BUILT_IN_NANF): Ditto.
16367 (BUILT_IN_NANL): Ditto.
16369 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
16370 Revital Eres <eres@il.ibm.com>
16372 * modulo-sched.c (calculate_must_precede_follow): Address TODO
16373 regarding the order of two dependent insns in the same row.
16375 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
16377 * stor-layout.c (layout_decl): Do not bump the alignment of a
16378 bit-field to more than byte alignment if it is packed.
16380 2008-02-24 David Edelsohn <edelsohn@gnu.org>
16382 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
16385 2008-02-24 Diego Novillo <dnovillo@google.com>
16387 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
16390 * tree-vrp.c (vrp_evaluate_conditional): With
16391 -Wtype-limits, emit a warning when comparing against a
16392 constant outside the natural range of OP0's type.
16393 * c.opt (Wtype-limits): Move ...
16394 * common.opt (Wtype-limits): ... here.
16396 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
16398 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
16399 * config/rs6000/e300c2c3.md: New file.
16400 * config/rs6000/rs6000.c (processor_costs): Add new costs for
16402 (rs6000_override_options): Add e300c2 and e300c3 cases to
16403 processor_target_table. Do not allow usage of Altivec or Spe
16404 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
16405 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
16406 * config/rs6000/rs6000.h (processor_type): Add
16407 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
16408 (ASM_CPU_SPEC): Add e300c2 and e300c3.
16409 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
16410 and ppce300c3. Include e300c2c3.md.
16412 2008-02-23 David Edelsohn <edelsohn@gnu.org>
16414 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
16415 instead of TARGET_STRICT_ALIGN.
16417 2008-02-23 Joseph Myers <joseph@codesourcery.com>
16419 * explow.c (memory_address): Assert that the generated address is
16422 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16425 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
16426 * config/darwin-ppc-ldouble-patch.def: New file.
16427 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
16428 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
16429 SUBTARGET_INIT_BUILTINS if defined.
16430 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
16433 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
16436 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
16437 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
16439 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
16442 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
16443 file" warning condtional on -Winvalid-PCH.
16445 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
16447 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
16449 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
16453 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
16454 prevent reload from using MMX registers.
16455 (*mov<mode>_internal): Ditto.
16456 (*movv2sf_internal_rex64): Ditto.
16457 (*movv2sf_internal): Ditto.
16459 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16461 PR documentation/31569
16462 * doc/install.texi2html: Use makeinfo --no-number-sections.
16464 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16466 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
16467 ensure that we can address an entire entity > 8 bytes. Don't
16468 generate reg+reg addressing for such data.
16470 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16472 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
16473 strings when optimizing for size, unless the target cares about
16476 2008-02-22 Tom Tromey <tromey@redhat.com>
16478 * regclass.c (current_pass): Remove declaration.
16480 2008-02-22 Anatoly Sokolov <aesok@post.ru>
16482 * config/avr/libgcc.S (__RAMPZ__): Define.
16483 (__do_copy_data): Add for devices with 128KB code memory.
16485 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16487 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16489 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
16491 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
16493 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
16496 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16499 * c-typeck.c (build_binary_op): Warn about floating point
16500 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
16502 2008-02-21 Janis Johnson <janis187@us.ibm.com>
16505 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
16506 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
16508 (rs6000_override_options): Set altivec_abi as default, not override,
16509 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
16510 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
16511 is used; use new member spe_abi.
16512 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
16513 spe_abi and altivec_abi.
16515 2008-02-22 Tomas Bily <tbily@suse.cz>
16517 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
16519 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16522 * config.build (build_file_translate): Set to `CMD //c' only if
16524 * Makefile.in (build_file_translate): Improve comment.
16526 2008-02-21 Jan Hubicka <jh@suse.cz>
16528 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
16529 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
16530 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
16532 2008-02-21 Michael Matz <matz@suse.de>
16535 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
16537 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
16539 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
16540 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
16541 as insn constraint.
16542 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
16543 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
16544 SSE_VEC_FLOAT_MODE_P as insn constraint.
16545 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
16546 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
16547 sse4a_movntdf using MODEF mode iterator.
16548 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
16549 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
16550 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
16551 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
16552 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
16553 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
16554 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
16556 2008-02-21 Richard Guenther <rguenther@suse.de>
16558 * tree.def (PAREN_EXPR): New tree code.
16559 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
16561 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
16562 * expr.c (expand_expr_real_1): Likewise.
16563 * tree-inline.c (estimate_num_insns_1): Likewise.
16564 * tree-complex.c (expand_complex_move): Likewise.
16565 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
16568 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16571 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
16573 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16576 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
16578 * config/sh/sh.c (find_barrier): Don't go past
16579 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
16581 2008-02-20 DJ Delorie <dj@redhat.com>
16583 * config/h8300/h8300.md (insv): Force source operand to be a register.
16585 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
16586 as a jump, not as a plain insn.
16588 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
16590 * doc/invoke.texi (Warning Options): Add new option
16591 -Wframe-larger-than=.
16592 (-Wframe-larger-than): Document.
16594 * flags.h (warn_frame_larger_than, frame_larger_than_size):
16595 Add declarations for new option variables.
16597 * final.c (final_start_function): Check the frame size
16598 before emission and issue a Wframe-larger-than warning.
16600 * opts.c (warn_frame_larger_than, frame_larger_than_size):
16601 Add definitions for new option variables.
16602 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
16604 * common.opt (Wframe-larger-than=): New option.
16606 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16608 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
16609 (<sse>_div<mode>3): Ditto.
16610 (<sse>_vmdiv<mode>3): Ditto.
16611 (<sse>_vmsqrt<mode>2): Ditto.
16612 (*smax<mode>3): Ditto.
16613 (sse5_frcz<mode>2): Ditto.
16614 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
16615 as insn constraint.
16617 2008-02-20 Richard Guenther <rguenther@suse.de>
16619 PR middle-end/35265
16620 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
16621 be happy with INTEGRAL_TYPE_P.
16623 2008-02-20 Richard Guenther <rguenther@suse.de>
16625 * fold-const.c (split_tree): Associate floatig-point expressions
16626 if flag_associative_math is set.
16628 2008-02-20 Richard Guenther <rguenther@suse.de>
16630 * tree.h (fold_real_zero_addition_p): Declare.
16631 * fold-const.c (fold_real_zero_addition_p): Export.
16632 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
16633 floating-point operations with zero and one.
16635 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
16637 * doc/install.texi: Correct references to CFLAGS, replacing them
16638 with BOOT_CFLAGS. Document flags used during bootstrap for
16641 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16643 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
16644 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
16645 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
16647 (smin<mode>3): Ditto from similar patterns.
16648 (smax<mode>3): Ditto.
16649 (*ieee_smin<mode>3): Ditto.
16650 (*ieee_smax<mode>3): Ditto.
16651 * config/i386/sse.md (sse): New mode attribute.
16652 (mov<mode>): Macroize expander from movv4sf and movv2df using
16653 SSEMODEF2P mode iterator.
16654 (<sse>_movnt<mode>): Ditto from similar patterns. Use
16655 SSE_VEC_FLOAT_MODE_P as insn constraint.
16656 (storent<mode>): Ditto.
16657 (storent<mode>): Macroize expander from storentsf and storentdf using
16658 MODEF mode iterator.
16659 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
16660 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
16661 (abs<mode>2): Ditto from similar patterns.
16662 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
16663 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
16664 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
16665 (<sse>_vmsqrt<mode>2): Ditto.
16666 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
16667 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
16668 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
16669 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
16670 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
16671 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
16672 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
16674 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
16675 iterator and SSE_FLOAT_MODE_P as insn constraint.
16676 (<sse>_ucomi): Ditto from similar patterns.
16677 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
16678 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
16679 SSE_VEC_FLOAT_MODE_P as insn constraint.
16680 (vcond<mode>): Ditto from similar patterns.
16681 (and<mode>3, *and<mode>3): Ditto.
16682 (<sse>_nand<mode>3): Ditto.
16683 (ior<mode>3, *ior<mode>3): Ditto.
16684 (xor<mode>3, *xor<mode>3): Ditto.
16685 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
16686 iterator and SSE_FLOAT_MODE_P as insn constraint.
16687 (*nand<mode>3): Ditto from similar patterns.
16688 (*ior<mode>3): Ditto.
16689 (*xor<mode>3): Ditto.
16691 2008-02-20 Ira Rosen <irar@il.ibm.com>
16693 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
16694 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
16695 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
16697 2008-02-19 Jan Hubicka <jh@suse.cz>
16699 * predict.c (tree_bb_level_predictions): Remove variable next
16700 mistakely introduced by previous commit.
16702 2008-02-19 Jan Hubicka <jh@suse.cz>
16704 * predict.c (predict_paths_leading_to): Rewrite.
16705 (predict_paths_for_bb): New.
16706 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
16708 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16711 * Makefile.in (build_file_translate): New.
16712 (gcc-vers.texi): Use it for translating $(abs_srcdir).
16713 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
16714 * configure.ac (build_file_translate): Substitute it.
16715 * configure: Regenerate.
16717 2008-02-19 Jan Hubicka <jh@suse.cz>
16719 PR rtl-optimization/34408
16720 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
16723 2008-02-19 Jan Hubicka <jh@suse.cz>
16725 PR middle-end/28779
16726 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
16729 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
16732 * config/i386/i386-modes.def: Revert the last DI alignment
16733 change until Ada people can look into it.
16735 2008-02-19 Nick Clifton <nickc@redhat.com>
16737 * opts.c (print_specific_help): Fix typo in --help text.
16739 2008-02-19 Jakub Jelinek <jakub@redhat.com>
16742 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
16743 32-bit inline asm without asm alternatives for host GCC < 3.0.
16745 2008-02-19 Richard Guenther <rguenther@suse.de>
16747 PR tree-optimization/34989
16748 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
16749 Allow propagation to INDIRECT_REF if we can simplify only.
16751 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16753 * c-common.c (warn_for_collisions_1): Use appropriate option when
16756 2008-02-19 Nick Clifton <nickc@redhat.com>
16759 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
16760 (handle_options): Fix indentation.
16761 (print_filtered_help): If no language-specific options were
16762 displayed tell the user how to list all the options supported by
16763 the language's front-end.
16764 (print_specific_help): Fix indentation and remove duplicate line.
16765 (common_handle_option): Handle the -v option.
16766 For --help enable the display of undocumented options if the -v
16767 switch has been included on the command line.
16768 For --help= check for overlaps in the arguments between the option
16769 classes and the language names and issue a warning when they
16770 cannot be disambiguated.
16771 * c.opt (v): Pass on to the common option handler.
16773 2008-02-19 Revital Eres <eres@il.ibm.com>
16775 * modulo-sched.c (sms_schedule): Change dump message when
16776 create_ddg function fails.
16777 (try_scheduling_node_in_cycle): Rename row to cycle.
16778 (print_partial_schedule): Rename CYCLE to ROW.
16780 2008-02-19 Christian Bruel <christian.bruel@st.com>
16781 Zdenek Dvorak <ook@ucw.cz>
16783 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
16785 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
16788 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
16789 (*x86_movdicc_0_m1_se): Ditto.
16791 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
16793 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
16794 (CMPtype): Define as __gcc_CMPtype.
16795 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
16796 (CMPtype): Define as __gcc_CMPtype.
16798 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
16800 Support valgrind 3.3 for --enable-checking=valgrind.
16801 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
16803 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
16804 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
16805 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
16806 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
16807 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
16808 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
16809 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
16811 * ggc-zone.c: Similar.
16812 * ggc-page.c: Similar.
16814 2008-02-19 Paul Brook <paul@codesourcery.com>
16817 * config/arm/ieee754-df.S: Fix do_it typo.
16818 * config/arm/ieee754-sf.S: Fix do_it typo.
16820 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
16823 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
16824 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
16825 (OPTION_MASK_ISA_SSE_SET): Likewise.
16826 (OPTION_MASK_ISA_SSE2_SET): Likewise.
16827 (OPTION_MASK_ISA_SSE3_SET): Likewise.
16828 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
16829 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
16830 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
16831 (OPTION_MASK_ISA_SSE4_SET): Likewise.
16832 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
16833 (OPTION_MASK_ISA_SSE5_SET): Likewise.
16834 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
16835 (OPTION_MASK_ISA_MMX_UNSET): Updated.
16836 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
16837 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16838 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16839 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16840 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16841 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16842 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16843 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
16844 (OPTION_MASK_ISA_SSE4): Removed.
16845 (ix86_handle_option): Turn on bits in ix86_isa_flags and
16846 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
16847 (override_options): Don't turn on implied SSE/MMX bits in
16850 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
16852 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
16855 2008-02-18 Joey Ye <joey.ye@intel.com>
16857 PR middle-end/34921
16858 * tree-nested.c (insert_field_into_struct): Set type alignment
16859 to field alignment if the former is less than the latter.
16861 2008-02-18 Jakub Jelinek <jakub@redhat.com>
16863 * BASE-VER: Set to 4.4.0.
16865 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16867 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
16868 * doc/cfg.texi: Likewise.
16869 * doc/extend.texi: Likewise.
16870 * doc/gty.texi: Likewise.
16871 * doc/invoke.texi: Likewise.
16872 * doc/loop.texi: Likewise.
16873 * doc/md.texi: Likewise.
16874 * doc/passes.texi: Likewise.
16875 * doc/rtl.texi: Likewise.
16876 * doc/sourcebuild.texi: Likewise.
16877 * doc/tm.texi: Likewise.
16878 * doc/tree-ssa.texi: Likewise.
16880 2008-02-17 Richard Guenther <rguenther@suse.de>
16882 PR middle-end/35227
16883 * tree-complex.c (init_parameter_lattice_values): Handle parameters
16884 without default definition.
16886 2008-02-17 Richard Guenther <rguenther@suse.de>
16888 PR tree-optimization/35231
16889 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
16892 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
16895 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16896 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
16897 libgcc_cmp_return mode.
16899 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16902 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
16904 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
16906 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
16909 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16911 * doc/c-tree.texi: Use `@.' where appropriate.
16912 * doc/extend.texi: Likewise.
16913 * doc/install.texi: Likewise.
16914 * doc/invoke.texi: Likewise.
16915 * doc/loop.texi: Likewise.
16916 * doc/makefile.texi: Likewise.
16917 * doc/md.texi: Likewise.
16918 * doc/passes.texi: Likewise.
16919 * doc/standards.texi: Likewise.
16920 * doc/tm.texi: Likewise.
16922 2008-02-15 Jakub Jelinek <jakub@redhat.com>
16924 PR middle-end/35196
16925 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
16927 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
16928 rather than in entry_bb.
16930 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16932 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
16933 libgcc_cmp_return mode.
16935 2008-02-15 Jakub Jelinek <jakub@redhat.com>
16937 PR middle-end/35130
16938 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
16939 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
16941 2008-02-15 Richard Guenther <rguenther@suse.de>
16942 Zdenek Dvorak <ook@ucw.cz>
16944 PR tree-optimization/35164
16945 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
16946 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
16947 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
16948 Only propagate addresses which do not have abnormal SSA_NAMEs
16951 2008-02-15 Joseph Myers <joseph@codesourcery.com>
16954 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
16956 2008-02-15 Jan Hubicka <jh@suse.cz>
16958 PR middle-end/35149
16959 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
16961 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16963 PR middle-end/34621
16964 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
16965 when calculating alignment_pad.
16967 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16969 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
16970 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
16971 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
16972 and STACK_BOUNDARY define.
16974 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
16976 PR preprocessor/35061
16977 * c-pragma.c (handle_pragma_pop_macro): Check that
16978 pushed_macro_table has been allocated.
16980 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
16982 PR middle-end/35136
16983 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
16984 (force_gimple_operand): Likewise.
16985 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
16986 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
16987 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
16988 (find_interesting_uses_address): Check addressability and alignment
16989 of the base expression only after substituting bases of IVs into it.
16991 2008-02-14 Michael Matz <matz@suse.de>
16994 * function.c (instantiate_virtual_regs_in_insn): Reload address
16995 before falling back to reloading the whole operand.
16997 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
16999 * config/s390/s390.c (s390_mainpool_start): Emit the pool
17000 before the first section switch note.
17002 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17004 * doc/bugreport.texi: Update copyright years.
17005 * doc/c-tree.texi: Likewise.
17006 * doc/cfg.texi: Likewise.
17007 * doc/cpp.texi: Likewise.
17008 * doc/cppinternals.texi: Likewise.
17009 * doc/fragments.texi: Likewise.
17010 * doc/frontends.texi: Likewise.
17011 * doc/gcc.texi: Likewise.
17012 * doc/gty.texi: Likewise.
17013 * doc/hostconfig.texi: Likewise.
17014 * doc/implement-c.texi: Likewise.
17015 * doc/libgcc.texi: Likewise.
17016 * doc/loop.texi: Likewise.
17017 * doc/makefile.texi: Likewise.
17018 * doc/options.texi: Likewise.
17019 * doc/passes.texi: Likewise.
17020 * doc/rtl.texi: Likewise.
17021 * doc/sourcebuild.texi: Likewise.
17022 * doc/standards.texi: Likewise.
17023 * doc/tree-ssa.texi: Likewise.
17024 * doc/trouble.texi: Likewise.
17026 * doc/extend.texi: Use @: or add comma where appropriate.
17027 * doc/invoke.texi: Likewise.
17028 * doc/tm.texi: Likewise.
17030 2008-02-14 Alan Modra <amodra@bigpond.net.au>
17033 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
17036 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
17038 * doc/md.texi (clz, ctz): Add reference.
17039 * doc/rtl.texi (clz, ctz): Likewise.
17041 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17044 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
17047 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
17049 * config/s390/s390.c (struct constant_pool): New field
17050 emit_pool_after added.
17051 (s390_mainpool_start): Set the emit_pool_after flag according
17052 to the section switch notes.
17053 (s390_mainpool_finish): Consider emit_pool_after when emitting
17054 the literal pool at the end of the function.
17055 (s390_chunkify_start): Force literal pool splits at section
17058 2008-02-13 Michael Matz <matz@suse.de>
17061 * var-tracking.c (clobber_variable_part): Correctly traverse the
17064 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17067 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
17068 Add -fdump-ipa-inline.
17069 * tree-dump.c (dump_files): Remove tree-inlined dump.
17070 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
17072 2008-02-12 Richard Guenther <rguenther@suse.de>
17074 PR tree-optimization/35171
17075 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
17078 2008-02-12 Richard Guenther <rguenther@suse.de>
17080 PR middle-end/35163
17081 * fold-const.c (fold_widened_comparison): Use get_unwidened in
17082 value-preserving mode. Disallow final truncation.
17084 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
17086 PR middle-end/35136
17087 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
17088 code from here to...
17089 (force_gimple_operand): ...here.
17091 2008-02-12 Jakub Jelinek <jakub@redhat.com>
17094 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
17095 non-compatible pointers.
17096 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
17097 different FIELD_DECLs, try harder by comparing field offsets, sizes
17100 PR inline-asm/35160
17101 * function.c (match_asm_constraints_1): Don't replace the same input
17104 2008-02-12 Anatoly Sokolov <aesok@post.ru>
17106 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
17107 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
17108 (expand_epilogue): Restore RAMPZ register.
17109 * config/avr/avr.md (RAMPZ_ADDR): New constant.
17111 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
17113 * config/i386/cygwin.asm: (__alloca): Correct calling
17114 convention and alignment.
17115 (__chkstk): Force 8 byte stack alignment.
17117 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
17118 Richard Guenther <rguenther@suse.de>
17120 PR tree-optimization/33992
17121 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
17122 the zero we compare against.
17124 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
17126 PR libfortran/35063
17127 * gthr-win32.h (__gthread_mutex_destroy_function): New function
17128 to CloseHandle after unlocking to prevent accumulation of handle
17131 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17133 PR middle_end/34150
17134 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
17135 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
17136 and update LABEL_NUSES during and after reload.
17138 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
17140 PR middle-end/34627
17141 * combine.c (simplify_if_then_else): Make sure the comparison is
17142 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
17144 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
17147 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
17148 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
17149 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
17150 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
17151 * tree.h (get_type_static_bounds): Likewise.
17153 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17155 * doc/invoke.texi (Option Summary, C++ Dialect Options)
17156 (Objective-C and Objective-C++ Dialect Options, Warning Options):
17157 Make -Wfoo language annotations match what the compiler outputs.
17159 2008-02-08 Sa Liu <saliu@de.ibm.com>
17161 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
17162 intrinsics spu_convts, spu_convtu, spu_convtf.
17164 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
17166 * doc/extend.texi (Function Attributes) <noinline>: Mention
17167 asm ("") as method to keep calls.
17169 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17172 * doc/options.texi (Options): Replace references to opts.sh with
17174 * opts-common.c: Likewise.
17175 * optc-gen.awk: Likewise.
17177 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
17179 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
17181 2008-02-07 Richard Henderson <rth@redhat.com>
17184 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
17185 EXPR_LIST for the REG_EQUAL instead of a comparison with a
17188 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
17190 PR tree-optimization/35085
17191 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
17192 for operand entry oe2 in addition to operand entry oe3 in order to
17193 expose more opportunities for vectorizer sum reduction.
17195 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17198 * Makefile.in (LIBS): Remove $(GMPLIBS).
17199 (cc1-dummy, cc1): Add $(GMPLIBS).
17201 2008-02-06 Jan Hubicka <jh@suse.cz>
17204 * i386.md (moddf_integer): Do not produce partial memory stalls for
17205 targets where it hurts.
17207 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
17210 * optabs.c (expand_float): Do not check for decimal modes when
17211 expanding unsigned integer through signed conversion.
17213 2008-02-06 Nick Clifton <nickc@redhat.com>
17215 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
17216 inside the clobber with a match_operand and duplicated operand
17217 number in the constraint.
17218 (ineqbranchsi): Delete redundant comment.
17220 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
17222 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
17223 builtin_define ("__USE_INIT_FINI__").
17224 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
17226 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
17228 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17230 PR documentation/30330
17231 * doc/invoke.texi (C++ Dialect Options)
17232 (Objective-C and Objective-C++ Dialect Options, Warning Options):
17233 For each warning option -Wfoo that allows -Wno-foo, ensure both
17234 -Wfoo and -Wno-foo are listed in the option index. Fix index
17235 entry of -Wswitch-default, index -Wnormalized= including the
17236 `=', and -Wlarger-than-@var{len} including @var{len}.
17238 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
17240 * config/i386/i386.md (floatunssisf2): Use
17241 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
17242 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
17243 Macroize expander using MODEF mode iterator.
17245 2008-02-05 Diego Novillo <dnovillo@google.com>
17247 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
17250 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
17252 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17255 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
17257 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
17260 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
17261 to indicate if a message should be generated.
17262 (init_cumulative_args): Updated.
17263 (function_value_32): Likewise.
17265 2008-02-05 Joseph Myers <joseph@codesourcery.com>
17267 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
17269 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
17272 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
17273 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
17275 2008-02-04 Diego Novillo <dnovillo@google.com>
17277 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
17280 * tree-vrp.c (vrp_evaluate_conditional): With
17281 -Wtype-limits, emit a warning when comparing against a
17282 constant outside the natural range of OP0's type.
17284 2008-02-04 Richard Guenther <rguenther@suse.de>
17286 PR middle-end/33631
17287 * expr.c (count_type_elements): Give for unions instead of
17290 2008-02-04 Richard Guenther <rguenther@suse.de>
17292 PR middle-end/35043
17293 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
17294 to TYPE_DOMAINs base type instead of using bitsizetype here.
17296 2008-02-03 Jason Merrill <jason@redhat.com>
17298 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
17300 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17303 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
17304 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
17305 (RS/6000 and PowerPC Options): Fix typos and markup.
17306 * doc/passes.texi (Tree-SSA passes): Likewise.
17308 2008-02-02 Michael Matz <matz@suse.de>
17311 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
17312 from record_last_reg_set_info.
17313 (record_last_reg_set_info): Take an RTX argument, iterate over all
17314 constituent hardregs.
17315 (record_last_set_info, record_opr_changes): Change calls to
17316 new signature or to record_last_reg_set_info_regno.
17318 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
17320 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
17322 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
17324 PR rtl-optimization/34773
17325 * reg-notes.def (EQUAL): Mention significance of combination of
17326 REG_EQUAL and REG_RETVAL.
17327 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
17328 insn that has a REG_RETVAL.
17330 2008-02-01 Roger Sayle <roger@eyesopen.com>
17333 * configure.ac (--enable-fixed-point): Disable unless explicitly
17335 * configure: Regenerate.
17337 2008-02-01 Richard Guenther <rguenther@suse.de>
17340 * invoke.texi (-finline-limit): Remove no longer true parts
17341 of the documentation. Note that there is no default value.
17343 2008-02-01 Andrew Pinski <pinskia@gmail.com>
17344 Mark Mitchell <mark@codesourcery.com>
17345 Ben Elliston <bje@au.ibm.com>
17348 * doc/extend.texi (Other Builtins): Document.
17350 2008-01-31 Tom Browder <tom.browder@gmail.com>
17352 * doc/c-tree.texi (Types): Fix grammar.
17353 (Expression trees): Ditto.
17354 * doc/passes.texi (Tree-SSA passes): Ditto.
17356 * doc/configterms.texi (Configure Terms): Fix typo.
17357 * doc/cpp.texi (Common Predefined Macros): Ditto.
17358 * doc/md.texi (Machine Constraints): Ditto.
17360 * doc/makefile.texi (Makefile): Add comma.
17362 2008-01-31 Tom Browder <tom.browder@gmail.com>
17363 Gerald Pfeifer <gerald@pfeifer.com>
17365 * doc/sourcebuild.texi (Front End): Remove references to CVS
17366 and CVSROOT/modules.
17367 (Texinfo Manuals): Replace reference to CVS by one to SVN.
17368 (Back End): Remove reference to CVS.
17370 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
17373 * config/mips/mips.c (gen_load_const_gp): New function, taking a
17375 (mips16_gp_pseudo_reg): ...here.
17376 * config/mips/mips.md (load_const_gp): Replace with...
17377 (load_const_gp_<mode>): ...this :P-based insn.
17379 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17381 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
17382 options. Minor fixes.
17383 (-std): Move reference to standards closer to where language
17384 standards are first mentioned.
17386 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
17388 PR rtl-optimization/34995
17389 * reload.c (alternative_allows_const_pool_ref): Take an rtx
17390 parameter and return a bool. If the rtx parameter is nonnull,
17391 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
17392 (find_reloads): Update call accordingly. Pass the new operand
17393 if it needed no address reloads, otherwise pass null.
17395 2008-01-30 Richard Henderson <rth@redhat.com>
17398 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
17399 for unbounded arrays.
17401 2008-01-30 Silvius Rus <rus@google.com>
17403 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
17405 2008-01-30 Jan Hubicka <jh@suse.cz>
17408 * i386.c (init_cumulative_args): Use real function declaration when
17411 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
17413 PR rtl-optimization/34998
17414 * global.c (build_insn_chain): Treat non-subreg_lowpart
17415 SUBREGs of pseudos as clobbering all the words covered by the
17416 SUBREG, not just all the bytes.
17417 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
17418 original df_ref rather than an extract parameter.
17419 (global_conflicts): Update call accordingly.
17421 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
17423 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
17424 the overflow check to make it easier to read.
17425 (__fixtfdi): Change the type of the ll member in union
17426 long_double to UDItype_x.
17428 2008-01-30 Jakub Jelinek <jakub@redhat.com>
17430 PR middle-end/34969
17431 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
17432 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
17433 * tree-inline.c (fold_marked_statements): Call
17434 cgraph_update_edges_for_call_stmt if folding a call statement.
17435 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
17436 debug_generic_stmt calls, reset it back afterwards.
17439 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
17441 * c-typeck.c (build_external_ref): Don't pedwarn about
17442 static vars in current function's scope.
17444 2008-01-29 Joseph Myers <joseph@codesourcery.com>
17446 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
17448 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
17451 * ipa-struct-reorg.c: Fix spelling.
17452 * params.def: Ditto.
17454 2008-01-29 Richard Guenther <rguenther@suse.de>
17456 PR middle-end/35006
17457 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
17459 * tree-inline.c (remap_type): Increment remapping_type_depth
17460 around remapping types.
17461 (copy_body_r): Only add referenced variables if they are referenced
17462 from code, not types.
17464 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
17475 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
17476 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
17478 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
17481 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
17482 pointer for tiny stack.
17484 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17486 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
17488 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17490 * config/vx-common.h: Fix typo in comment.
17492 2008-01-28 Ian Lance Taylor <iant@google.com>
17496 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
17497 coalesce pointers if they have different DECL_NO_TBAA_P values.
17498 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
17499 between variables with different DECL_NO_TBAA_P values.
17501 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
17504 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
17505 are not legitimate small data references on SPE targets.
17507 2008-01-28 David Daney <ddaney@avtrex.com>
17509 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
17511 2008-01-28 David Daney <ddaney@avtrex.com>
17513 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
17515 2008-01-27 Joseph Myers <joseph@codesourcery.com>
17517 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
17518 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
17519 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
17520 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
17521 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
17522 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
17523 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
17524 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
17526 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17528 * basic-block.h (condjump_equiv_p): Fix comment.
17530 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17532 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
17533 print_generic_stmt_indented): Fix comment.
17535 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17537 * configure.ac (__stack_chk_fail): Add detecion for availability
17538 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
17539 * configure: Regenerate.
17541 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
17543 PR middle-end/34688
17544 * final.c (output_addr_const): Handle TRUNCATE.
17546 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
17549 * tree-ssa-loop-ivopts.c (comp_cost): New type.
17550 (zero_cost, infinite_cost): New constants.
17551 (struct cost_pair): Change type of cost to comp_cost.
17552 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
17553 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
17555 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
17556 split_address_cost, ptr_difference_cost, difference_cost,
17557 get_computation_cost_at, get_computation_cost,
17558 determine_use_iv_cost_generic, determine_use_iv_cost_address,
17559 determine_use_iv_cost_condition, determine_use_iv_costs,
17560 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
17561 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
17562 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
17563 Change type of cost to comp_cost.
17564 (determine_iv_cost): Increase cost of non-original ivs, instead
17565 of decreasing the cost of original ones.
17566 (get_address_cost): Indicate the complexity of the addressing mode
17568 (try_add_cand_for): Prefer using ivs not specific to some object.
17569 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
17571 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
17572 Janis Johnson <janis187@us.ibm.com>
17575 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
17576 (TARGET_INSTANTIATE_DECLS): Likewise.
17577 * target.h (expand_to_rtl_hook): New target hook.
17578 (instantiate_decls): Likewise.
17579 * function.c (instantiate_decl): Make non-static. Rename to...
17580 (instantiate_decl_rtl): ... this.
17581 (instantiate_expr): Use instantiate_decl_rtl.
17582 (instantiate_decls_1): Likewise.
17583 (instantiate_decls): Likewise.
17584 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
17585 * function.h (instantiate_decl_rtl): Add prototype.
17586 * cfgexpand.c (target.h): New include.
17587 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
17588 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
17589 (TARGET_INSTANTIATE_DECLS): Likewise.
17590 (TARGET_INITIALIZER): New target hooks added.
17591 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
17593 * config/rs6000/rs6000.c (tree-flow.h): New include.
17594 (machine_function): Add sdmode_stack_slot field.
17595 (rs6000_alloc_sdmode_stack_slot): New function.
17596 (rs6000_instantiate_decls): Likewise.
17597 (rs6000_secondary_memory_needed_rtx): Likewise.
17598 (rs6000_check_sdmode): Likewise.
17599 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
17600 (TARGET_INSTANTIATE_DECLS): Likewise.
17601 (rs6000_hard_regno_mode_ok): Allow SDmode.
17602 (num_insns_constant): Likewise. Handle _Decimal32 constants.
17603 (rs6000_emit_move): Handle SDmode.
17604 (function_arg_advance): Likewise.
17605 (function_arg): Likewise.
17606 (rs6000_gimplify_va_arg): Likewise. Add special handling of
17607 SDmode var args for 32-bit compiles.
17608 (rs6000_secondary_reload_class): Handle SDmode.
17609 (rs6000_output_function_epilogue): Likewise.
17610 (rs6000_function_value): Simplify if statement.
17611 (rs6000_libcall_value): Likewise.
17612 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
17613 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
17614 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
17615 (movsd_hardfloat): New define_insn.
17616 (movsd_softfloat): Likewise.
17617 (movsd_store): Likewise.
17618 (movsd_load): Likewise.
17619 (extendsddd2): Likewise.
17620 (extendsdtd2): Likewise.
17621 (truncddsd2): Likewise.
17622 (movdd_hardfloat64): Fixup comment.
17623 (UNSPEC_MOVSD_LOAD): New constant.
17624 (UNSPEC_MOVSD_STORE): Likewise.
17626 2008-01-26 Jakub Jelinek <jakub@redhat.com>
17629 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
17631 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
17632 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
17633 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
17634 and TRUTH_XOR_EXPR.
17636 2008-01-26 David Edelsohn <edelsohn@gnu.org>
17639 * config.gcc: Separate AIX 5.3 from AIX 6.1.
17640 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17641 __LONGDOUBLE128 too.
17642 * config/rs6000/aix61.h: New file.
17644 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17646 PR rtl-optimization/34959
17647 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
17648 popcount and parity rtxes the same mode as their operand.
17649 Truncate or extend the result to the return value's mode
17652 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17655 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
17656 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
17657 to GOT_VERSION_REGNUM.
17658 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
17659 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
17660 * config/mips/mips.c (mips_emit_call_insn): New function.
17661 (mips_call_tls_get_addr): Call mips_expand_call directly.
17662 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
17664 (mips16_build_call_stub): Likewise. Return the call insn or null.
17665 (mips_expand_call): Update the call to mips16_build_call_stub
17666 accordingly and a remove redundant condition. Assert that MIPS16
17667 stubs do not use lazy binding. Use mips_emit_call_insn and return
17669 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
17671 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
17672 (mips_avoid_hazard): Remove hazard_set handling.
17673 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
17674 (UNSPEC_RESTORE_GP): ...this.
17675 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
17676 (FAKE_CALL_REGNO): Rename to...
17677 (GOT_VERSION_REGNUM): ...this.
17678 (type): Add "ghost" value. Add an associated insn reservation.
17679 (hazard_set): Remove.
17680 (exception_receiver): Rename to...
17681 (restore_gp): ...this and update the unspec identifier accordingly.
17682 (exception_receiver, nonlocal_got_receiver): New expanders.
17683 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
17684 FAKE_CALL_REGNO. Remove hazard_set attribute.
17685 (set_got_version, update_got_version): New patterns.
17687 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
17690 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
17692 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17695 * doc/install.texi2html: Generate gcc-vers.texi.
17697 2008-01-25 DJ Delorie <dj@redhat.com>
17699 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
17701 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17703 * config/c4x: Remove directory.
17704 * config.gcc (crx-*, mt-*): Mark obsolete.
17705 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
17706 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
17707 sh-*-rtemscoff*): Remove cases.
17708 * defaults.h (C4X_FLOAT_FORMAT): Remove.
17709 * real.c (encode_c4x_single, decode_c4x_single,
17710 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
17711 c4x_extended_format): Remove.
17712 * real.h (c4x_single_format, c4x_extended_format): Remove.
17713 * doc/extend.texi (interrupt, naked): Remove mention of attributes
17715 (Pragmas): Remove comment about c4x pragmas.
17716 * doc/install.texi (c4x): Remove target-specific instructions.
17717 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
17718 * doc/md.texi (Machine Constraints): Remove C4x documentation.
17719 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
17720 refer to C4x source files as examples.
17721 (C4X_FLOAT_FORMAT): Remove documentation.
17723 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
17725 * config/bfin/bfin.c (override_options): Reorder tests so that
17726 flag_pic gets enabled for -msep-data.
17728 2008-01-25 Richard Guenther <rguenther@suse.de>
17730 PR middle-end/32244
17731 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
17732 to its bitfield precision if required.
17734 2008-01-25 Jakub Jelinek <jakub@redhat.com>
17736 PR middle-end/33880
17737 * tree-nested.c (walk_omp_for): New function.
17738 (convert_nonlocal_reference, convert_local_reference): Call
17739 walk_omp_for on OMP_FOR.
17740 (convert_call_expr): Call walk_body on OMP_FOR's
17741 OMP_FOR_PRE_INIT_BODY.
17743 2008-01-25 Richard Guenther <rguenther@suse.de>
17745 PR tree-optimization/34966
17746 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
17747 default defs and PHI_NODEs we have to insert after the
17748 defining statement.
17750 2008-01-24 Nick Clifton <nickc@redhat.com>
17752 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
17753 Provide a default definition.
17754 (LIBGCC2_UNITS_PER_WORD): Likewise.
17756 * config/stormy16/stormy16.c: Include df.h for the prototype
17757 for df_regs_ever_live_p.
17758 (xstormy16_expand_builtin_va_start): Convert the stack offset
17759 into a component_ref and then use POINTER_PLUS_EXPR to add it
17760 to the incoming_virtual_args_rtx.
17761 (xstormy16_gimplify_va_arg_expr): Rename to
17762 xstormy16_gimplify_va_arg_expr.
17763 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
17764 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
17765 xstormy16_gimplify_va_arg_expr.
17766 Fix up some formatting issues.
17768 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
17769 Move to predicates.md.
17770 (xs_hi_general_operand): Likewise.
17771 (xs_hi_nonmemory_operand): Likewise.
17772 * config/stormy16/predicates.md:
17773 (xstormy16_carry_plus_operand): New predicate.
17774 (xs_hi_general_operand): New predicate.
17775 (xs_hi_nonmemory_operand): New predicate.
17776 * config/stormy16/stormy16-protos.h:
17777 (xstormy16_carry_plus_operand): Delete prototype.
17778 (xs_hi_general_operand): Likewise.
17779 (xs_hi_nonmemory_operand): Likewise.
17781 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
17782 modifiers as they are no longer needed and they can trigger
17783 reload spill failures.
17785 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
17786 with a match_operand in order to help reload.
17788 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
17789 constraint with 'e' for the 8th alternative as this version of
17790 the mov.w instruction only accepts the lower 8 registers.
17792 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
17795 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
17796 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
17799 2008-01-25 Jakub Jelinek <jakub@redhat.com>
17801 PR middle-end/33333
17802 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
17804 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
17806 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
17808 (remove_structure): Update allocations list before removing structure.
17810 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
17812 * ipa-struct-reorg.c (is_safe_cond_expr,
17813 create_new_stmts_for_cond_expr): Use integer_zerop function,
17814 that recognize not only zero-pointer, but zero-integer too.
17816 2008-01-25 Ben Elliston <bje@au.ibm.com>
17819 * fixproto: Escape "." in sed expression that strips leading "./".
17821 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
17824 * gcc.c (SWITCH_OK): Removed.
17825 (SWITCH_LIVE): Changed to bit.
17826 (SWITCH_FALSE): Likewise.
17827 (SWITCH_IGNORE): Likewise.
17828 (switchstr): Change live_cond to unsigned int.
17829 (process_command): Replace SWITCH_OK with 0.
17830 (do_self_spec): Likewise.
17831 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
17832 (give_switch): Likewise.
17833 (used_arg): Likewise.
17834 (do_spec_1): Set the SWITCH_IGNORE bit.
17835 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
17836 bits. Set the SWITCH_LIVE bit.
17838 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17840 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
17842 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
17844 PR tree-optimization/34472
17845 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
17846 parameter to a "bool *" and set *DATA to false if there is
17847 an unsafe access. Do not delete the structure here.
17848 (check_cond_exprs): Delete it here instead.
17849 (check_cond_exprs, exclude_cold_structs): Do not increase
17850 I when removing a structure.
17852 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
17855 * config/i386/i386.c (ix86_expand_vector_init): Consider only
17856 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
17858 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
17860 PR middle-end/34934
17861 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
17862 a fixed vector for stack.
17864 2008-01-24 Ben Elliston <bje@au.ibm.com>
17867 * doc/gcc.texi (Software development): Add a direntry for g++.
17869 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
17871 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
17872 stale and straggling -fforce-addr comments above.
17874 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
17876 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
17877 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
17879 2008-01-23 Michael Matz <matz@suse.de>
17882 * dwarf2out.c (force_type_die): Use modified_type_die instead of
17885 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
17887 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
17888 malloc result type.
17890 2008-01-23 Anatoly Sokolov <aesok@post.ru>
17892 * config/avr/avr.c (avr_current_arch): New variable.
17893 (avr_arch_types): Add 'avr31' and 'avr51' entries.
17894 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
17895 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
17896 (avr_override_options): Init 'avr_current_arch'.
17897 (base_arch_s): Move from here...
17898 * config/avr/avr.h (base_arch_s): ... here. Add new members
17899 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
17900 'mega' to 'have_jmp_call'.
17901 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
17902 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
17904 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
17906 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17907 MULTILIB_MATCHES): Ditto.
17909 2008-01-23 Richard Guenther <rguenther@suse.de>
17911 PR middle-end/31529
17912 * cgraphunit.c (cgraph_reset_node): Always mark the node
17913 not reachable if it is not queued already.
17915 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
17917 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
17918 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
17919 (cputype_selected): New static variable.
17920 (bfin_handle_option): Set it if -mcpu is used.
17921 (override_option): Select default set of workarounds if no cpu type
17922 selected on the command line.
17923 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
17925 From Michael Frysinger <michael.frysinger@analog.com>
17926 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
17927 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
17929 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
17930 for bf547, bf523, bf524, and bf526.
17931 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
17933 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17934 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
17935 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
17936 __ADSPBF547__ and __ADSPBF54x__ for bf547.
17937 * doc/invoke.texi (Blackfin Options): Document that
17938 -mcpu now accept bf547, bf523, bf524, and bf526.
17940 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
17942 PR rtl-optimization/34628
17943 * combine.c (try_combine): Stop and undo after the first combination
17944 if an autoincrement side-effect on the first insn has effectively
17947 2008-01-22 David Edelsohn <edelsohn@gnu.org>
17950 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
17951 Offset addresses are not valid for Altivec or paired float modes.
17953 2008-01-22 Jakub Jelinek <jakub@redhat.com>
17956 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
17957 if DECL_INITIAL (decl) is error_mark_node.
17960 * c-common.c (handle_vector_size_attribute): Only allow
17961 integral, scalar float and fixed point types. Handle OFFSET_TYPE
17962 the same way as pointer, array etc. types.
17963 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
17966 * tree.c (build_type_attribute_qual_variant): Call
17967 build_qualified_type if attributes are equal, but quals are not.
17969 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17972 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
17973 * flags.h (warn_strict_aliasing): Remove.
17974 (warn_strict_overflow): Remove.
17975 * opts.c (warn_strict_aliasing): Remove.
17976 (warn_strict_overflow): Remove.
17977 * c-opts.c (c_common_handle_option): -Wall only sets
17978 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
17979 (c_common_post_options): Give default values to -Wstrict-aliasing
17980 and -Wstrict-overflow if they are uninitialized.
17981 * common.opt (Wstrict-aliasing): Specify Var and Init.
17982 (Wstrict-overflow): Likewise.
17984 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17986 PR rtl-optimization/26854
17987 PR rtl-optimization/34400
17988 PR rtl-optimization/34884
17989 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
17991 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
17992 (df_rd_bb_info.expanded_lr_out): Deleted
17993 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
17994 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
17995 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
17996 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
17997 Removed code to allocate, initialize or free expanded_lr_out.
17998 (df_rd_bb_local_compute_process_def): Restructured to make more
18000 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
18001 sets if the sets are being trimmed.
18003 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
18006 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
18007 (as_vers): Likewise.
18008 * configure: Regenerated.
18010 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18012 PR middle-end/33092
18013 * tree-pass.h (pass_build_alias): New pass.
18014 * tree-ssa-alias.c (gate_build_alias): New.
18015 (pass_build_alias): New.
18016 * passes.c (init_optimization_passes): Add pass_build_alias after
18017 pass_create_structure_vars.
18019 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
18021 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
18022 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
18023 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
18024 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
18025 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
18026 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
18027 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
18028 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
18029 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
18030 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
18031 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
18032 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
18033 * config/s390/s390.md (FP_ALL): New mode iterator.
18034 (_d): New mode attribute.
18035 ("*signbit<mode>2>"): Changed mode of first operand.
18036 ("isinf<mode>2"): Changed mode of first operand.
18037 ("*TDC_insn"): Adaptation for DFP modes.
18039 2008-01-22 Ben Elliston <bje@au.ibm.com>
18041 * tree.c (check_qualified_type): Improve function description.
18043 2008-01-21 Jason Merrill <jason@redhat.com>
18046 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
18047 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
18050 2008-01-21 DJ Delorie <dj@redhat.com>
18052 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
18055 2008-01-21 Richard Guenther <rguenther@suse.de>
18057 PR middle-end/34856
18058 * tree-cfg.c (verify_expr): Allow all invariant expressions
18059 instead of just constant class ones as reference argument.
18060 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
18061 like any other constant.
18062 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
18064 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
18066 * regmove.c (fixup_match_1): Update call crossed frequencies.
18068 2008-01-21 Richard Guenther <rguenther@suse.de>
18071 * tree-inline.c (setup_one_parameter): Deal with mismatched
18072 types using a VIEW_CONVERT_EXPR.
18074 2008-01-21 Alon Dayan <alond@il.ibm.com>
18075 Olga Golovanevsky <olga@il.ibm.com>
18077 PR tree-optimization/34701
18078 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
18079 when the structure size is not a power of 2.
18081 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
18083 * doc/install.texi: Add doc for --enable-checking=df.
18085 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
18087 PR rtl-optimization/34808
18088 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
18090 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
18092 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
18095 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
18097 PR rtl-optimization/26854
18098 PR rtl-optimization/34400
18099 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
18101 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
18102 (df_rd_bb_info.expanded_lr_out): New.
18103 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
18104 * loop_iv.c (iv_analysis_loop_init): Ditto.
18105 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
18106 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
18107 Added code to allocate, initialize or free expanded_lr_out.
18108 (df_rd_bb_local_compute_process_def): Restructured to make
18109 more understandable.
18110 (df_rd_confluence_n): Add code to do nothing with fake edges and
18111 code to no apply invalidate_by_call sets if the sets are being trimmed.
18112 (df_lr_local_finalize): Renamed to df_lr_finalize.
18113 (df_live_local_finalize): Renamed to df_live_finalize.
18115 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
18118 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
18119 deciding whether to use reciprocal instructions.
18121 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
18123 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
18124 dwarf2out_note_section_used if cold_text_section is NULL.
18126 2008-01-19 Jakub Jelinek <jakub@redhat.com>
18128 PR gcov-profile/34610
18129 * tree-cfg.c (make_edges): Mark both outgoing edges from
18130 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
18131 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
18132 from OMP_FOR and OMP_CONTINUE outgoing edges.
18134 * tree-profile.c (tree_profiling): Return early if
18135 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
18137 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
18138 from cfun to child_cfun.
18139 * function.h (struct function): Add after_tree_profile bit.
18141 2008-01-19 Anatoly Sokolov <aesok@post.ru>
18143 * config/avr/avr.S (_exit): Disable interrupt.
18145 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
18146 Steven Bosscher <stevenb.gcc@gmail.com>
18148 PR rtl-optimization/26854
18149 PR rtl-optimization/34400
18150 * df-problems.c (df_live_scratch): New scratch bitmap.
18151 (df_live_alloc): Allocate df_live_scratch when doing df_live.
18152 (df_live_reset): Clear the proper bitmaps.
18153 (df_live_bb_local_compute): Only process the artificial defs once
18154 since the order is not important.
18155 (df_live_init): Init the df_live sets only with the variables
18156 found live by df_lr.
18157 (df_live_transfer_function): Use the df_lr sets to prune the
18158 df_live sets as they are being computed.
18159 (df_live_free): Free df_live_scratch.
18161 2008-01-18 Ian Lance Taylor <iant@google.com>
18163 * common.opt: Add fmerge-debug-strings.
18164 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
18165 flag_merge_debug_strings rather than flag_merge_constants.
18166 * doc/invoke.texi (Option Summary): Mention
18167 -fmerge-debug-strings.
18168 (Debugging Options): Document -fmerge-debug-strings.
18170 2008-01-18 Ian Lance Taylor <iant@google.com>
18173 * tree.h (DECL_IS_OPERATOR_NEW): Define.
18174 (struct tree_function_decl): Add new field operator_new_flag.
18175 * tree-inline.c (expand_call_inline): When inlining a call to
18176 operator new, force the return value to go into a variable, and
18177 set DECL_NO_TBAA_P on that variable.
18178 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
18180 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
18183 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
18184 DWARF2_DEBUGGING_INFO.
18185 (dwarf2out_note_section_used): Ditto. Add prototype.
18186 (have_multiple_function_sections, text_section_used,
18187 cold_text_section_used, *cold_text_sections): Move declarations
18190 2008-01-17 Bob Wilson <bob.wilson@acm.org>
18192 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
18193 field and add signal_ra.
18194 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
18195 assignments to frame state pc. Move end of stack check after
18196 MD_FALLBACK_FRAME_STATE_FOR.
18197 (uw_update_context_1): Use frame state signal_regs if set, instead
18198 of checking signal_frame flag.
18199 (uw_update_context): Use frame state signal_ra if set.
18200 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
18201 * config/xtensa/linux-unwind.h: New file.
18203 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
18205 * modulo-sched.c (get_sched_window): Fix comment typo.
18207 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
18209 PR tree-optimization/34648
18210 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
18212 2008-01-17 Anatoly Sokolov <aesok@post.ru>
18214 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
18215 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
18217 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
18219 PR rtl-optimization/34400
18220 * df-core.c (df_worklist_dataflow_overeager,
18221 df_worklist_dataflow_doublequeue): New functions.
18222 (df_worklist_dataflow): Two different worklist solvers.
18223 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
18226 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18229 * doc/invoke.texi: Document the dependence on pthread for fopenmp
18230 and ftree-parallelize-loops.
18232 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
18234 PR rtl-optimization/34826
18235 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
18237 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
18239 * global.c (find_reg): Mark the eh regs as used if necessary.
18240 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
18241 * ra.h (struct allocno): no_eh_reg field added. Changed
18242 no_stack_reg type to bitfield.
18244 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
18246 * tree.c (substitute_in_expr): Add missing 'break'.
18248 2008-01-17 Richard Guenther <rguenther@suse.de>
18250 PR tree-optimization/34825
18251 * tree-ssa-math-opts.c (is_division_by): Do not recognize
18252 x / x as division to handle.
18254 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18256 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
18257 "-pthread" is specified.
18258 * pa-hpux11.h (LIB_SPEC): Likewise.
18260 2008-01-16 Janis Johnson <janis187@us.ibm.com>
18261 Peter Bergner <bergner@vnet.ibm.com>
18263 PR rtl-optimization/33796
18264 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
18266 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18268 PR libgfortran/34699
18269 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
18271 * pa-hpux10.h (LINK_SPEC): Likewise.
18272 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
18274 2008-01-16 Richard Guenther <rguenther@suse.de>
18276 PR middle-end/32628
18277 * fold-const.c (fold_convert_const_int_from_int): Do not
18278 set overflow if that occured only because of a sign extension
18279 change when converting from/to a sizetype with the same
18280 precision and signedness.
18282 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
18285 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
18286 location address to the correct place. Update copyright year.
18288 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18290 * lambda-code.c (lambda_transform_legal_p): Handle the case of
18291 no dependences in the dependence_relations vector.
18293 2008-01-16 Jan Hubicka <jh@suse.cz>
18295 PR rtl-optimization/31396
18296 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
18297 * cfg.c (dump_reg_info): Print it.
18298 * regs.h (struct reg_info_t): add freq_calls_crossed.
18299 (REG_FREQ_CALLS_CROSSED): New macro.
18300 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
18301 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
18302 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
18303 regmove_optimize): Update call crossed frequencies.
18304 * local-alloc.c (struct qty): Add freq_calls_crossed.
18305 (alloc_qty): Copute freq_calls_crossed.
18306 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
18307 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
18308 * ra.h (struct allocno): Add freq_calls_crossed.
18310 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18312 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
18313 libgomp when compiling with ftree-parallelize-loops.
18314 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
18316 2008-01-16 Richard Guenther <rguenther@suse.de>
18318 PR tree-optimization/34769
18319 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
18320 * tree.c (int_cst_value): Instead make this function more
18321 permissive in what it accepts as valid input. Document this
18322 function always sign-extends the value.
18324 2008-01-16 Jakub Jelinek <jakub@redhat.com>
18325 Richard Guenther <rguenther@suse.de>
18328 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
18329 (gimple_fold_indirect_ref_rhs): ... this.
18330 (gimple_fold_indirect_ref): New function with foldings
18331 that preserve lvalueness.
18332 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
18333 * tree-flow.h (gimple_fold_indirect_ref): Declare.
18334 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
18335 to fold an INDIRECT_REF, fall back to the old use of
18336 fold_indirect_ref_1.
18338 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18340 * tree-data-ref.c (subscript_dependence_tester_1): Call
18341 free_conflict_function.
18342 (compute_self_dependence): Same.
18344 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
18347 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
18348 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
18350 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
18351 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
18352 for DWARF2_UNWIND_INFO targets.
18354 2008-01-16 Richard Guenther <rguenther@suse.de>
18357 * c-typeck.c (common_pointer_type): Do not merge inconsistent
18358 type qualifiers for function types.
18360 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
18362 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
18363 loop_iterator li from previous commit.
18365 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
18367 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
18369 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
18371 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
18372 (parallelize_loops): Don't parallelize irreducible components.
18374 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18377 * c-opts (c_common_post_options): Do not enable CPP
18378 flag_pedantic_errors by default.
18380 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
18382 PR rtl-optimization/31944
18383 * cse.c (remove_pseudo_from_table): New function.
18384 (merge_equiv_classes): Use above function to remove pseudo-registers.
18385 (invalidate): Likewise.
18387 2008-01-13 Richard Guenther <rguenther@suse.de>
18389 PR middle-end/34601
18390 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
18391 instead of TYPE_MODE to deal with calls from expand_one_error_var.
18393 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
18395 * gcse.c (cprop_jump): Call validate_unshare_change instead of
18396 validate_change to unshare the source of the PC set.
18398 2008-01-12 Jan Hubicka <jh@suse.cz>
18400 PR middle-end/32135
18401 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
18402 references above array bounds. This might trigger bounds checks for
18403 pointers to arrays.
18405 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
18407 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
18408 new_replaceable_dependencies.
18410 2008-01-12 Doug Kwan <dougkwan@google.com>
18412 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
18413 instead of OPT_Wreturn_type in warning due to ignored return type
18415 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
18416 options included in -Wextra.
18417 * c.opt: New option -Wignored_qualifiers.
18418 * doc/invoke.texi (Warning Options, -Wextra): Add new option
18419 -Wignore_qualifiers.
18420 (-Wignored-qualifiers): Document.
18421 (-Wreturn-type): Remove description of functionality now handled
18422 by -Wignored-qualifiers.
18424 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
18427 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
18428 NOP_EXPR if it is between integral types with the same precision.
18430 2008-01-12 Jan Hubicka <jh@suse.cz>
18433 * invoke.texi (max-inline-recursive-depth): Fix default value.
18435 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
18437 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
18440 2008-01-11 Bob Wilson <bob.wilson@acm.org>
18442 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
18444 2008-01-11 James E. Wilson <wilson@specifix.com>
18447 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
18449 2008-01-11 Anatoly Sokolov <aesok@post.ru>
18451 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
18452 save/restore frame pointer register and don't use 'call-prologues'
18453 optimization in function with "OS_task" attribute.
18455 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
18457 PR middle-end/31309
18458 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
18459 when copying to memory.
18461 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
18463 PR rtl-optimization/30905
18464 * cfgcleanup.c: Include dce.h
18465 (crossjumps_occured): New global variable.
18466 (try_crossjump_bb): Exit loop after finding a fallthru edge.
18467 If something changed, set crossjumps_occured to true.
18468 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
18469 Don't add/remove fake edges to exit here...
18470 (cleanup_cfg): ...but do it here, when crossjumping.
18471 Run a fast DCE when successful crossjumps occured in the latest
18472 iteration of try_optimize_cfg.
18474 2008-01-11 Richard Guenther <rguenther@suse.de>
18476 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
18477 (struct vn_unary_op_s): Likewise.
18478 (vn_reference_insert): Free old reference on hash collision.
18480 2008-01-10 Raksit Ashok <raksit@google.com>
18482 PR rtl-optimization/27971
18483 * combine.c (find_split_point): Split PLUS expressions which are
18484 inside a MEM rtx, and whose first operand is complex.
18486 2008-01-10 DJ Delorie <dj@redhat.com>
18488 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
18489 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
18490 (m32c_hard_regno_ok): Call the underlying function.
18492 2008-01-10 Richard Guenther <rguenther@suse.de>
18494 PR middle-end/34683
18495 * tree-cfg.c (tree_merge_blocks): Do not go through the
18496 full-blown folding and stmt updating path if we just deal
18497 with virtual operands.
18498 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
18499 test for abnormal SSA_NAMEs.
18501 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
18503 PR middle-end/34641
18504 * reload.c (push_reload): Add assertions. All constants from
18505 reg_equiv_constant should have been used for replacing the respective
18507 (find_reloads_address): Invoke find_reloads_address_part for
18508 constant taken from the reg_equiv_constant array.
18510 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
18512 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
18513 field (valnum) the first in the struct. Replace bools with
18516 2008-01-10 Richard Guenther <rguenther@suse.de>
18518 PR tree-optimization/34651
18519 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
18520 types and ordering for masking and converting.
18522 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
18524 PR tree-optimization/34017
18525 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
18526 also for PHI_NODE expressions.
18528 2008-01-09 Jan Hubicka <jh@suse.cz>
18530 PR tree-optimization/34708
18531 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
18532 based on number of case labels.
18533 (init_inline_once): Remove switch_cost.
18534 * tree-inline.h (eni_weights_d): Remove switch_cost.
18536 2008-01-09 Richard Guenther <rguenther@suse.de>
18537 Andrew Pinski <andrew_pinski@playstation.sony.com>
18539 PR middle-end/30132
18540 * gimplify.c (gimplify_cond_expr): Do not create an addressable
18541 temporary if an rvalue is ok or an lvalue is not required.
18543 2008-01-09 Richard Guenther <rguenther@suse.de>
18545 PR middle-end/34458
18546 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
18547 adjust return type.
18549 2008-01-09 Richard Guenther <rguenther@suse.de>
18551 PR middle-end/34679
18552 * tree.c (host_integerp): Check for sizetype only if the
18553 type is an integer type.
18555 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
18558 * opts.c (decode_options): Disable inlining of functions called
18559 once if not in unit-at-a-time mode.
18561 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
18563 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
18565 2008-01-08 Richard Guenther <rguenther@suse.de>
18567 PR middle-end/31863
18568 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
18569 out early if the result will be unused.
18571 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18576 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18577 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18580 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
18582 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
18583 for vectorization tuned.
18585 2008-01-08 Richard Guenther <rguenther@suse.de>
18587 PR tree-optimization/34683
18588 * tree-ssa-operands.c (operand_build_cmp): Export.
18589 * tree-ssa-operands.h (operand_build_cmp): Declare.
18590 * tree-vn.c (vuses_compare): Remove.
18591 (sort_vuses): Use operand_build_cmp.
18592 (sort_vuses_heap): Likewise.
18593 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
18594 to re-use old VEC if available. Do not sort already sorted VUSEs.
18595 (vdefs_to_vec): Do not sort already sorted VDEFs.
18597 2008-01-08 Jakub Jelinek <jakub@redhat.com>
18599 PR middle-end/34694
18600 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
18602 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18605 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
18606 limitations of reciprocal sequences on x86 targets.
18608 2008-01-08 Richard Guenther <rguenther@suse.de>
18610 PR tree-optimization/34683
18611 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
18613 2008-01-07 Jakub Jelinek <jakub@redhat.com>
18616 * config/darwin.c (darwin_mergeable_string_section): Don't use
18617 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
18619 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
18622 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
18623 negxf2. Macroize expander using X87MODEF mode iterator. Change
18624 predicates of op0 and op1 to register_operand.
18625 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
18626 expander using X87MODEF mode iterator. Change predicates of
18627 op0 and op1 to register_operand.
18628 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
18629 corresponding patterns and macroize using MODEF macro. Change
18630 predicates of op0 and op1 to register_operand and remove
18631 "m" constraint. Disparage "r" alternative with "!".
18632 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
18633 macroize using X87MODEF macro. Change predicates of op0 and op1
18634 to register_operand and remove "m" constraint. Disparage "r"
18635 alternative with "!".
18636 (absneg splitter with memory operands): Remove.
18637 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
18638 patterns and macroize using X87MODEF mode iterator.
18639 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
18640 Change predicate of op1 to register_operand.
18641 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
18642 for memory operands.
18644 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
18646 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
18648 2008-01-07 Richard Guenther <rguenther@suse.de>
18650 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
18653 2008-01-07 Richard Guenther <rguenther@suse.de>
18655 PR tree-optimization/34683
18656 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
18657 VOPs of the needed size to save memory. Use VEC_quick_push
18658 to save compile-time.
18659 (vdefs_to_vec): Likewise.
18661 2008-01-07 Sa Liu <saliu@de.ibm.com>
18663 * config/spu/spu.md (divdf3): Genetate inline code for double
18664 division. The implementation doesn't handle INF or NAN, therefore it
18665 only applies when -ffinite-math-only is given.
18667 2008-01-06 Paolo Carlini <pcarlini@suse.de>
18670 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
18671 * doc/cpp.texi ([Common Predefined Macros]): Document.
18673 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
18675 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
18676 order to use commutative addition instead of subtraction.
18678 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18679 Mircea Namolaru <namolaru@il.ibm.com>
18680 Vladimir Yanovsky <yanov@il.ibm.com>
18681 Revital Eres <eres@il.ibm.com>
18683 PR tree-optimization/34263
18684 * tree-outof-ssa.c (process_single_block_loop_latch,
18685 contains_tree_r): New functions.
18686 (analyze_edges_for_bb): Call process_single_block_loop_latch
18687 function to empty single-basic-block latch block if possible.
18689 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18691 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18693 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
18695 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18697 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
18699 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18701 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
18703 2008-01-05 Jakub Jelinek <jakub@redhat.com>
18705 PR tree-optimization/34618
18706 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
18709 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18712 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
18713 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
18714 Update copyright year.
18716 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
18717 Update copyright year.
18718 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
18721 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
18723 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
18724 edge does not point to current bb before changing need_assert.
18726 2008-01-04 Richard Guenther <rguenther@suse.de>
18728 PR middle-end/34029
18729 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
18730 for verifying purposes if they are is_gimple_min_invariant.
18732 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
18734 PR tree-optimization/34448
18735 PR tree-optimization/34465
18736 * gimplify.c (gimplify_init_constructor): Add new parameter
18737 notify_temp_creation. Use it.
18738 (gimplify_modify_expr_rhs): Take volatiles into account when
18739 optimizing constructors.
18740 Do not optimize constructors if gimplify_init_constructor will dump to
18742 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
18743 * gcc.c-torture/compile/pr34448.c: New.
18745 2008-01-04 Jakub Jelinek <jakub@redhat.com>
18747 PR gcov-profile/34609
18748 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
18749 return_slot if result is TREE_ADDRESSABLE.
18751 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
18753 * config/mips/mips.md (sqrt_condition): Tweak comment.
18754 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
18756 2008-01-03 Tom Tromey <tromey@redhat.com>
18759 * c-common.c (c_type_hash): Handle VLAs.
18761 2008-01-03 Jan Hubicka <jh@suse.cz>
18763 PR tree-optimization/31081
18764 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
18765 0 when inlining and not inlining to first basic block.
18766 (remap_decl): When var is initialized to 0, don't set default_def.
18767 (expand_call_inline): Set entry_bb.
18768 * tree-inline.h (copy_body_data): Add entry_bb.
18770 2008-01-03 Jakub Jelinek <jakub@redhat.com>
18773 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
18776 PR tree-optimization/29484
18777 * tree-inline.c (inline_forbidden_p_2): New function.
18778 (inline_forbidden_p): Disallow inlining if some static var
18779 has an address of a local LABEL_DECL in its initializer.
18780 * doc/extend.texi (Labels as Values): Document &&foo behaviour
18783 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
18785 PR tree-optimization/34635
18786 * tree-data-ref.c (add_other_self_distances): Make sure that the
18787 evolution step is constant.
18789 2008-01-03 Jakub Jelinek <jakub@redhat.com>
18791 PR middle-end/34608
18792 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
18794 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
18796 * tree-sra.c (scalarize_init): Insert the generate_element_init
18797 statements after the generate_element_zero statements.
18799 2008-01-02 Richard Guenther <rguenther@suse.de>
18801 PR middle-end/34093
18802 PR middle-end/31976
18803 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
18804 for very large number of operands instead of ICEing.
18806 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
18809 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
18810 while stack probing.
18812 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
18814 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
18817 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
18819 PR libmudflap/26442
18820 * tree-mudflap.c (mx_register_decls): Guard warning by
18821 !DECL_ARTIFICIAL check.
18823 2008-01-01 Jakub Jelinek <jakub@redhat.com>
18825 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
18826 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
18827 sse5_perm<mode>): Fix constraints.