1 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
3 * config/bfin/bfin.c (struct machine_function): New member
5 (bfin_expand_movmem): Set it when generating memcpy insns.
6 (n_regs_saved_by_prologue, expand_prologue_reg_save,
7 expand_epilogue_reg_restore): If we have hardware loops,
8 memcpy insns (indicated by has_loopreg_clobber) or function
9 calls, we need to save the loop registers.
11 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
13 * config/i386/i386.c (core2_cost): Fix typos in comments.
15 2008-10-28 Jakub Jelinek <jakub@redhat.com>
18 * combine.c (make_compound_operation): Don't call make_extraction with
20 (simplify_shift_const_1): Canonicalize count even if complement_p.
22 2008-10-28 Joseph Myers <joseph@codesourcery.com>
24 * convert.c (strip_float_extensions): Do not remove or introduce
25 conversions between binary and decimal floating-point types.
27 2008-10-28 Jakub Jelinek <jakub@redhat.com>
30 * fold-const.c (distribute_bit_expr): Convert common, left and
31 right arguments to type.
33 2008-10-28 Nick Clifton <nickc@redhat.com>
35 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
36 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
37 call_really_used_regs array rather than the call_used_regs array.
38 (mn10300_get_live_callee_saved_regs, expand_prologue,
39 expand_epilogue, output_tst): Likewise.
41 2008-10-27 Jakub Jelinek <jakub@redhat.com>
44 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
45 (df_get_entry_block_def_set): Neither here.
46 (df_get_regular_block_artificial_uses): Add EH_USES registers.
48 PR tree-optimization/37879
49 * predict.c (tree_estimate_probability): Check if last_stmt is
50 non-NULL before dereferencing it.
52 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
54 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
55 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
56 (ira_fast_allocation): Remove the prototype.
58 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
59 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
60 (color_pass): Modify the updated costs.
61 (ira_color): Rename to color. Make it static.
62 (ira_fast_allocation): Rename to fast_allocation. Make it static.
63 (ira_color): New function.
65 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
68 * ira-lives.c (last_call_num, allocno_saved_at_call): New
70 (set_allocno_live, clear_allocno_live, mark_ref_live,
71 mark_ref_dead): Invalidate corresponding element of
72 allocno_saved_at_call.
73 (process_bb_node_lives): Increment last_call_num. Setup
74 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
75 allocno was already saved.
76 (ira_create_allocno_live_ranges): Initiate last_call_num and
77 allocno_saved_at_call.
79 * ira-build.c (ira_create_allocno): Initiate
80 ALLOCNO_UPDATED_COVER_CLASS_COST.
81 (create_cap_allocno, propagate_allocno_info,
82 remove_unnecessary_allocnos): Remove setting updated costs.
83 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
85 * ira.c (ira): Don't call ira_fast_allocation.
87 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
90 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
93 * ira-conflicts.c (process_regs_for_copy): Remove class subset
96 * ira-int.h (ira_hard_regno_cover_class): New.
98 * ira-lives.c (mark_reg_live, mark_reg_dead,
99 process_bb_node_lives): Use ira_hard_regno_cover_class.
101 * ira.c (reg_class ira_hard_regno_cover_class): New global
103 (setup_hard_regno_cover_class): New function.
104 (ira_init): Call setup_hard_regno_cover_class.
106 * ira-costs.c (cost_class_nums): Add comment.
107 (find_allocno_class_costs): Initiate cost_class_nums.
108 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
110 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
113 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
114 Rename to copy_info_to_removed_store_destinations. Propagate
115 conflict hard regs and register stack attribute.
117 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
120 * pa.c (function_arg_padding): Pad complex and vector types upward in
122 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
124 2008-10-26 Matthias Klose <doko@ubuntu.com>
126 * doc/install.texi: Document requirements on antlr.
128 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
130 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
133 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
136 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
137 is defined, use it to modify the constant offset.
139 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
141 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
142 and short arguments to the correct location as mandated by the
145 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
147 PR rtl-optimization/37769
148 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
150 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
152 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
153 unwind-dw2-Os-4-200.o.
155 2008-10-24 Joseph Myers <joseph@codesourcery.com>
157 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
158 (convert_for_assignment): Remove ic_argpass_nonproto cases.
160 2008-10-24 Jakub Jelinek <jakub@redhat.com>
162 PR tree-optimization/36038
163 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
164 add sizetype IV with initial value zero instead of pointer type.
166 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
169 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
170 around bit operation.
171 * profile.c (is_edge_inconsistent): Likewise.
172 * fold-const.c (truth_value_p): Move from here...
173 * tree.h (truth_value_p): ... to here.
174 * c-tree.h (c_expr): Update description of original_code.
175 * c-typeck.c (parser_build_unary_op): Set original_code.
176 (parser_build_binary_op): Update call to warn_about_parentheses.
177 * c-common.c (warn_about_parentheses): Take two additional
178 arguments of the operands. Use a switch. Quote operators
179 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
180 Add warning about !x | y and !x & y.
181 * c-common.h (warn_about_parentheses): Update declaration.
183 2008-10-24 Jakub Jelinek <jakub@redhat.com>
185 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
186 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
187 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
189 (check-subtargets, check-%-subtargets, check-parallel-%): New
191 (check-%): For test targets listed in lang_checks_parallelized
192 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
193 run the testing in multiple make goals, possibly parallel, and
194 afterwards run dg-extract-results.sh to merge the sum and log files.
196 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
198 * config/mips/mips.c (mips_canonicalize_move_class): New function.
199 (mips_move_to_gpr_cost): Likewise.
200 (mips_move_from_gpr_cost): Likewise.
201 (mips_register_move_cost): Make more fine-grained.
203 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
205 * graphite.c (graphite_apply_transformations): Check for
207 * toplev.c (process_options): Add graphite_identity.
208 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
210 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
212 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
213 mulhisihl and mulhisihh builtins.
215 From Jie Zhang <jie.zhang@analog.com>
216 * config/bfin/bfin.md (composev2hi): Put operands into vector
219 2008-10-22 Chao-ying Fu <fu@mips.com>
221 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
223 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
225 From Mike Frysinger <michael.frysinger@analog.com>
226 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
227 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
228 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
229 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
230 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
231 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
232 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
233 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
234 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
235 __ADSPBF51x__ for all of them.
236 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
237 -mcpu bf512, bf514, bf516, and bf518.
238 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
239 bf512-none, bf514-none, bf516-none, and bf518-none.
240 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
241 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
242 * doc/invoke.texi (Blackfin Options): Document that
243 -mcpu now accepts bf512, bf514, bf516, and bf518.
245 2008-10-22 Jakub Jelinek <jakub@redhat.com>
248 * fold-const.c (build_range_type): For 1 .. signed_max
249 range call build_nonstandard_inter_type if signed_type_for
250 returned a type with bigger precision.
252 2008-10-22 Richard Guenther <rguenther@suse.de>
254 * tree.def (COMPLEX_TYPE): Constrain element type.
255 * tree.c (build_complex_type): Assert that.
256 * tree-ssa-structalias.c (could_have_pointers): Complex types
257 cannot have pointers.
259 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
262 * c-typeck.c (convert_for_assignment): Do not give declaration's
263 location for builtins. Spell out which type was expected and which
266 2008-10-22 Nick Clifton <nickc@redhat.com>
268 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
269 the fdpic register to be a target when running in fdpic mode.
271 2008-10-22 Rafael Espindola <espindola@google.com>
273 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
274 newly created statements.
276 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
279 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
280 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
281 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
283 2008-10-22 Jakub Jelinek <jakub@redhat.com>
286 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
287 Adjust -mcmodel=medium description for 2005-07-31 changes.
289 2008-10-22 Jan Hubicka <jh@suse.cz>
290 Jakub Jelinek <jakub@redhat.com>
293 * doc/invoke.texi: Remove references to obsoleted -d dumps.
295 2008-10-21 Richard Henderson <rth@redhat.com>
298 * emit-rtl.c (get_spill_slot_decl): Export.
299 * emit-rtl.h (get_spill_slot_decl): Declare.
300 * var-tracking.c (vt_add_function_parameters): Relax assertion
301 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
303 2008-10-21 Bob Wilson <bob.wilson@acm.org>
305 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
306 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
309 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
312 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
313 processed by get_maxval_strlen.
315 2008-10-21 David Edelsohn <edelsohn@gnu.org>
318 * tree.c (get_file_function_name): Copy first_global_object_name.
319 Centralize call to clean_symbol_name.
321 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
323 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
324 * config/svr4.h (SVR4_ASM_SPEC): New.
325 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
326 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
328 * doc/invoke.texi (Option Summary): Add -T to linker options.
329 (Link Options): Document -T.
331 2008-10-21 Jakub Jelinek <jakub@redhat.com>
333 * tree-inline.c (tree_inlinable_function_p): Remove tuples
336 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from
340 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
342 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
344 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
347 2008-10-20 Tobias SchlÃ
\83¼ter <tobi@gcc.gnu.org>
349 * doc/install.texi: Fix typos in previous patch.
351 2008-10-19 Tobias SchlÃ
\83¼ter <tobi@gcc.gnu.org>
353 * doc/install.texi: Document in-tree building of gcc and mpfr.
355 2008-10-19 Richard Guenther <rguenther@suse.de>
357 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
359 2008-10-19 Manuel LÃ
\83³pez-IbÃ
\83¡Ã
\83±ez <manu@gcc.gnu.org>
362 * c-decl.c (finish_enum): Convert non-integer enumerators to enum
364 (build_enumerator): Convert enumerators that fit in integer to
367 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
369 * config/i386/i386.md (unnamed peephole2): Do not force memory
370 operands of arith or logical instructions into registers for
371 non-TARGET_READ_MODIFY targets.
373 (ffs_cmove): Change operand 0 predicate to register_operand.
374 Change operand 1 predicate to nonimmediate_operand.
376 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
378 2008-10-18 Richard Guenther <rguenther@suse.de>
380 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
381 VIEW_CONVERT_EXPR case against invalid gimple.
383 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
385 * c-parser.c (c_parser_binary_expression): Silence the
386 uninitialized variable warning emitted for binary_loc.
388 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
390 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
393 2008-10-16 Joseph Myers <joseph@codesourcery.com>
396 * c-typeck.c (build_unary_op): Use omit_one_operand for
397 IMAGPART_EXPR of real argument.
399 2008-10-16 Jakub Jelinek <jakub@redhat.com>
401 PR tree-optimization/37664
402 * fold-const.c (fold_binary): When optimizing comparison with
403 highest or lowest type's value, don't consider TREE_OVERFLOW.
405 2008-10-16 David Edelsohn <edelsohn@gnu.org>
408 * Makefile.in (coverage.o): Depend on $(TM_P_H).
409 * coverage.c: Include tm_p.h.
410 * config/rs6000/x-aix (jc1): Override LDFLAGS.
411 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
412 dollar signs from PREFIX.
413 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
414 instead of manual strip_name_encoding.
416 2008-10-16 Richard Guenther <rguenther@suse.de>
419 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
420 volatile qualified functions or methods as relevant.
422 2008-10-16 Jakub Jelinek <jakub@redhat.com>
424 PR tree-optimization/37525
425 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
426 sizetype unsigned constants, both in the case of C and bounds.
428 2008-10-15 Jan Hubicka <jh@suse.cz>
430 * ira-emit.c (change_regs): Return false when replacing reg by
433 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
436 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
437 HARD_REGNO_CALL_PART_CLOBBERED.
439 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
442 * ira-lives.c (mark_early_clobbers): Remove.
443 (make_pseudo_conflict, check_and_make_def_use_conflicts,
444 check_and_make_def_conflicts,
445 make_early_clobber_and_input_conflicts,
446 mark_hard_reg_early_clobbers): New functions.
447 (process_bb_node_lives): Call
448 make_early_clobber_and_input_conflicts and
449 mark_hard_reg_early_clobbers. Make hard register inputs live again.
451 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
452 early clobbers of pseudo-registers.
454 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
457 * ira-build.c (ira_flattening): Recalculate
458 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
459 from the scratch instead of the propagation.
461 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
463 * doc/rtl.texi (const_double): Remove the "addr" operand.
464 Describe CONST_DOUBLE_* macros under const_double rather
466 (const_fixed): Fix the operand description.
467 (const): Add an @findex directive.
468 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
469 after the constant rtl table.
470 (fix): Combine floating-point and fixed-point descriptions.
472 * sched-deps.c (sched_analyze_2): Remove reference to
475 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
477 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
479 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
480 for UNSPEC_GOTSYM_OFFs.
481 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
482 (add_GOT_to_pic_reg): Use it.
483 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
485 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
486 Harsha Jagasia <harsha.jagasia@amd.com>
488 PR tree-optimization/37485
489 * graphite.c (gmp_cst_to_tree): Moved.
490 (iv_stack_entry_is_constant): New.
491 (iv_stack_entry_is_iv): New.
492 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
493 (loop_iv_stack_insert_constant): New.
494 (loop_iv_stack_pop): Use new datatpype.
495 (loop_iv_stack_get_iv): Same.
496 (loop_iv_stack_get_iv_from_name): Same.
497 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
498 (loop_iv_stack_patch_for_consts): New.
499 (loop_iv_stack_remove_constants): New.
500 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
501 (translate_clast): Call loop_iv_stack_patch_for_consts and
502 loop_iv_stack_remove_constants.
503 (gloog): Use new datatype. Redirect construction edge to end
504 block to avoid accidental deletion.
505 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
507 (union iv_stack_entry_data): New. Data in iv stack entry.
508 (struct iv_stack_entry): New. Datatype for iv stack entries.
510 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
512 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
513 * graphite.c (free_scop): Same.
515 (free_scattering): New.
516 (build_cloog_prog): Call free_scattering.
517 (patch_phis_for_virtual_defs): Fix memleak.
518 (graphite_trans_bb_strip_mine): Same.
521 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
522 Harsha Jagasia <harsha.jagasia@amd.com>
524 PR tree-optimization/37828
525 * graphite.c (graphite_trans_loop_block): Do not loop block
528 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
530 PR tree-optimization/37686
531 * tree-loop-linear.c (linear_transform_loops): Build a
532 loop nest vector. Pass it to lambda_compute_access_matrices.
533 * tree-data-ref.h (struct access_matrix): Store the loop nest
534 relative to which it encodes the information.
535 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
536 (am_vector_index_for_loop): Reimplemented: iterate over the
537 loop nest for finding the loop index in the access matrix.
538 (lambda_compute_access_matrices): Update declaration.
539 * lambda-code.c (build_access_matrix): Pass the loop nest and
541 (lambda_compute_access_matrices): Same.
543 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
545 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
546 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
547 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
548 already implies hard float. Also fix several insn condition
549 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
551 2008-10-15 David Edelsohn <edelsohn@gnu.org>
554 Based on patches by Laurent Vivier.
555 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
556 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
557 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
558 dollar sign to underscore.
559 (ASM_OUTPUT_EXTERNAL): Same.
560 (ASM_OUTPUT_LABELREF): New.
561 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
563 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
564 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
565 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
566 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
568 2008-10-15 Jakub Jelinek <jakub@redhat.com>
570 PR tree-optimization/36881
571 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
572 that each value doesn't need runtime relocations, for !flag_pic
573 check that each value is just a valid initializer constant.
575 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
577 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
578 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
579 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
580 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
582 (REG_CLASS_NAMES): Update accordingly.
583 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
584 rather than an unpredictable descriptive string.
585 * config/mips/mips.c (mips_register_move_cost): Remove comment.
586 (mips_register_move_cost): Check for specific COP*_REGS classes,
587 instead of ALL_COP_AND_GR_REGS.
588 (mips_ira_cover_classes): New function.
589 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
590 (TARGET_IRA_COVER_CLASSES): Define.
592 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
595 * tree.c (build_type_attribute_qual_variant): Hash on the
596 unqualified type, and don't overwrite an existing
597 (type_hash_eq): Make the TYPE_NAME of the types significant, to
598 allow distinguishing between wchar_t and its underlying type. This
599 also means that we'll retain a little more typedef information.
601 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
602 Dmitry Melnik <dm@ispras.ru>
603 Dmitry Zhurikhin <zhur@ispras.ru>
604 Alexander Monakov <amonakov@ispras.ru>
605 Maxim Kuvyrkov <maxim@codesourcery.com>
607 * target.h (struct gcc_target): Update prototypes of needs_block_p
609 * haifa-sched.c (create_check_block_twin): Update calls to the above.
610 * sel-sched.c (create_speculation_check): Likewise.
611 * doc/tm.texi: Provide documentation for new target hooks.
613 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
614 (ia64_gen_spec_insn): Removed.
615 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
616 ia64_gen_spec_check): New static functions.
617 (ia64_alloc_sched_context, ia64_init_sched_context,
618 ia64_set_sched_context, ia64_clear_sched_context,
619 ia64_free_sched_context, ia64_get_insn_spec_ds,
620 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
621 (ia64_needs_block_p): Change prototype.
622 (ia64_gen_check): Rename to ia64_gen_spec_check.
623 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
624 into declaration, add special memory dependencies handling.
625 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
626 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
627 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
628 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
629 Define new target hooks.
630 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
631 (ia64_optimization_options): Turn on selective scheduling with -O3,
632 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by default
633 with selective scheduling.
634 (ia64_override_options): Initialize align_loops and align_functions
635 to 32 and 64, respectively. Set global selective scheduling flags
636 according to target-dependent flags.
637 (rtx_needs_barrier): Support UNSPEC_LDS_A.
638 (group_barrier_needed): Use new mstop-bit-before-check flag.
640 (dfa_state_size): Make global.
641 (spec_check_no, max_uid): Remove.
642 (mem_ops_in_group, current_cycle): New variables.
643 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
644 Initialize new variables.
645 (is_load_p, record_memory_reference): New functions.
646 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
648 (ia64_variable_issue): Change use of current_sched_info to
649 sched_deps_info. Update comment. Note if a load or a store is issued.
650 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
651 advance if maximal number of loads or stores was issued on current
653 (scheduled_good_insn): New static helper function.
654 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
655 a group barrier is needed. Fix vertical spacing. Guard the code
656 doing state transition with last_scheduled_insn check.
657 Mark that a stop bit should be before current insn if there was a
658 cycle advance. Update current_cycle and mem_ops_in_group.
659 (ia64_h_i_d_extended): Change use of current_sched_info to
660 sched_deps_info. Reallocate stops_p by larger chunks.
661 (struct _ia64_sched_context): New structure.
662 (ia64_sched_context_t): New typedef.
663 (ia64_alloc_sched_context, ia64_init_sched_context,
664 ia64_set_sched_context, ia64_clear_sched_context,
665 ia64_free_sched_context): New static functions.
666 (gen_func_t): New typedef.
667 (get_spec_load_gen_function): New function.
668 (SPEC_GEN_EXTEND_OFFSET): Declare.
669 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
670 (get_mode_no_for_insn): Change the condition that prevents use of
671 special hardware registers so it can now handle pseudos.
672 (get_spec_unspec_code): New function.
673 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
674 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
675 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
676 during selective scheduling.
677 (ia64_speculate_insn): Use ds_get_speculation_types when
678 determining whether we need to change the pattern.
679 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
680 (ia64_spec_check_src_p): Support new speculation/check codes.
681 (struct bundle_state): New field.
682 (issue_nops_and_insn): Initialize it.
683 (insert_bundle_state): Minimize mid-bundle stop bits.
684 (important_for_bundling_p): New function.
685 (get_next_important_insn): Use important_for_bundling_p.
686 (bundling): When shifting TImode from unimportant insns, ignore
687 also group barriers. Assert that best state is found before
688 the backward bundling pass. Print number of mid-bundle stop bits.
689 Minimize mid-bundle stop bits. Check correct calculation of
690 mid-bundle stop bits.
691 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
692 (final_emit_insn_group_barriers): Emit stop bits before insns starting
694 (sel2_run): New variable.
695 (ia64_reorg): When flag_selective_scheduling2 is set, run the selective
696 scheduling pass instead of schedule_ebbs.
698 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
699 (UNSPEC_LDS_A): New UNSPEC.
700 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
701 movti_internal, movsf_internal, movdf_internal,
702 movxf_internal): Make visible. Add speculable* attributes.
703 (output_c_nc): New mode attribute.
704 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
705 mov<mode>_nc, zero_extend<mode>di2_nc,
706 advanced_load_check_nc_<mode>): New insns.
707 (zero_extend*): Add speculable* attributes.
709 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
710 (msched-stop-bits-after-every-cycle): Likewise.
711 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
713 (msched-spec-verbose): Remove.
714 (msched-prefer-non-data-spec-insns,
715 msched-prefer-non-control-spec-insns,
716 msched-count-spec-in-critical-path,
717 msel-sched-dont-check-control-spec): Use Target Report Var
718 instead of Common Report Var.
720 * config/ia64/itanium2.md: Remove incorrect bypass.
722 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
724 2008-10-14 Jakub Jelinek <jakub@redhat.com>
727 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
730 2008-10-14 Ben Elliston <bje@au.ibm.com>
732 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
734 2008-10-13 Joseph Myers <joseph@codesourcery.com>
736 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
739 2008-10-13 Matthias Klose <doko@ubuntu.com>
741 * config/pa/linux-atomic.c: Work around missing header file
742 for hppa64-linux-gnu targets.
744 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
745 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
746 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
747 Grace Cao <grace_cao@playstation.sony.com>
749 * doc/invoke.texi (-mgen-cell-microcode): Document.
750 (-mwarn-cell-microcode): Document.
751 * cfglayout.c (locator_location): Export.
752 * rtl.h (locator_location): Define prototype.
753 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
755 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
756 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
757 (mwarn-cell-microcode): New option.
758 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
759 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
760 cell and not already set.
761 Turn off string instructions if not generating cell microcode.
762 (rs6000_final_prescan_insn): New function that warns about microcoded
764 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
765 * config/rs6000/rs6000.md
766 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
767 the instruction would have been microcoded on the Cell. Set cell_micro
768 to always on unnamed patterns for the string instructions.
769 (cell_micro): Update definition, remove load/store conditional
771 (sign_extend:DI): Define new pattern for non microcoded version.
772 (sign_extend:SI): Likewise.
773 (compare (div:P)): Set cell_micro to not.
774 (andsi3): Define as an expand.
775 (andsi3_mc): New pattern.
776 (andsi3_nomc): New pattern.
777 (andsi3_internal0_nomc): New pattern.
778 (andsi3_internal2): Rename to ...
779 (andsi3_internal2_mc): this and enable iff generating microcode.
780 (andsi3_internal3): Rename to ...
781 (andsi3_internal3_mc): this and enable iff generating microcode.
782 (andsi3_internal4): Enable iif generating microcode.
783 (andsi3_internal5): Rename to ..
784 (andsi3_internal5_mc): this and enable iff generating microcode.
785 (andsi3_internal5_nomc): New pattern.
786 (extzvdi_internal1): Enable iff generating microcode.
787 (extzvdi_internal2): Likewise.
788 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
789 (anddi3): Change to expand.
790 (anddi3_mc): Rename from anddi3.
791 (anddi3_no_mc): New pattern.
792 (anddi3_internal2): Rename to ..
793 (anddi3_internal2_mc): this and enable iff generating microcode.
794 (anddi3_internal2_nomc): New pattern.
795 (anddi3_internal3): Rename to ..
796 (anddi3_internal3_mc): this and enable iff generating microcode.
797 (anddi3_internal3_nomc): New pattern.
798 (movti_string): Set cell_micro to always if TARGET_STRING.
799 (stmsi8): Set cell_micro to always.
805 (stmsi8_power): Likewise.
806 (stmsi7_power): Likewise.
807 (stmsi6_power): Likewise.
808 (stmsi5_power): Likewise.
809 (stmsi4_power): Likewise.
810 (stmsi3_power): Likewise.
811 (movsi_update2): Enable iff generating microcode.
812 (movhi_update3): Likewise.
813 (lmw): Set cell_micro to always.
815 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
817 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
818 * config/s390/s390.c (machine_function): Remove
819 decomposed_literal_pool_addresses_ok_p.
820 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
821 the difference of two labels.
822 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
823 (s390_pool_offset): New function.
824 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
825 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
827 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
829 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
830 (powerpc*-*-linux-gnu*): Describe.
831 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
832 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
833 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
834 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
835 config/rs6000/e500crtres32gpr.asm,
836 config/rs6000/e500crtres64gpr.asm,
837 config/rs6000/e500crtres64gprctr.asm,
838 config/rs6000/e500crtrest32gpr.asm,
839 config/rs6000/e500crtrest64gpr.asm,
840 config/rs6000/e500crtresx32gpr.asm,
841 config/rs6000/e500crtresx64gpr.asm,
842 config/rs6000/e500crtsav32gpr.asm,
843 config/rs6000/e500crtsav64gpr.asm,
844 config/rs6000/e500crtsav64gprctr.asm,
845 config/rs6000/e500crtsavg32gpr.asm,
846 config/rs6000/e500crtsavg64gpr.asm,
847 config/rs6000/e500crtsavg64gprctr.asm: Use it.
848 * config/rs6000/crtsavres.asm: Really remove.
850 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
853 * c-format.c (convert_format_name_to_system_name): Use
854 TARGET_OVERRIDES_FORMAT_INIT.
855 * config.gcc (extra_options): Add for mingw targets mingw.opt.
856 * config/i386/mingw.opt: New.
857 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
858 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
859 (ms_printf_length_specs): Removed const specifier.
860 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
861 * doc/invoke.texi (Wno-pedantic-ms-format): New.
863 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
865 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
866 * doc/install.texi: Bump recommended MPFR to 2.3.2.
868 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
871 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
872 sure that ref has valid bb.
874 2008-10-12 Richard Henderson <rth@redhat.com>
877 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
878 * alias.c (value_addr_p, stack_addr_p): Remove.
879 (nonoverlapping_memrefs_p): Remove IRA special case.
880 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
881 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
882 * reload1.c (alter_reg): Use it.
884 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
886 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
887 of registers instead of eax, ebx, ecx and edx. Use for loop
888 and check register for non-zero value before the call
889 to decode_caches_intel.
891 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
893 PR rtl-optimization/37448
894 * df.h: (df_ref_class): New enum.
895 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
896 (struct df_ref): Replaced with union df_ref_d.
897 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
898 New members of df_ref_d union.
899 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
900 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
901 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
902 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
903 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
904 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
905 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
906 (df_scan_bb_info, df_bb_regno_first_def_find,
907 df_bb_regno_last_def_find, df_find_def, df_find_use,
908 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
909 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
910 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
911 df_get_artificial_defs, df_get_artificial_uses, union_defs)
912 Replaced struct df_ref * with df_ref.
913 * df-scan.c (df_collection_rec, df_null_ref_rec,
914 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
915 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
916 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
917 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
918 df_reorganize_refs_by_reg_by_reg,
919 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
920 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
921 df_sort_and_compress_refs, df_install_ref, df_install_refs,
922 df_ref_record, df_get_conditional_uses, df_get_call_refs,
923 df_bb_refs_record, df_exit_block_uses_collect,
924 df_record_exit_block_uses, df_reg_chain_mark,
925 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
926 df_ref * with df_ref.
927 (df_ref_record, df_uses_record, df_ref_create_structure): Added
928 df_ref_class parameter.
929 (df_scan_problem_data): Added new pools for different types of refs.
930 (df_scan_free_internal, df_scan_alloc, df_free_ref,
931 df_ref_create_structure): Processed new ref pools.
932 (df_scan_start_dump): Added counts of refs and insns.
933 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
934 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
935 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
936 code to pass df_ref_class down to ref creation functions.
937 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
938 df_reg_chain_mark): Use macros to hide references to df_refs.
939 (df_ref_chain_change_bb): Removed.
940 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
941 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
942 Enhanced to understand df_ref union structure.
943 * fwprop.c (local_ref_killed_between_p, use_killed_between,
944 all_uses_available_at, update_df, try_fwprop_subst,
945 forward_propagate_subreg, forward_propagate_and_simplify,
946 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
947 df_ref * with df_ref.
948 (use_killed_between, all_uses_available_at): Use macros to hide
949 references to df_refs.
950 * regstat.c (regstat_bb_compute_ri,
951 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
953 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
954 see_handle_relevant_refs, see_analyze_one_def,
955 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
956 struct df_ref * with df_ref.
957 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
958 global_conflicts): Replaced struct df_ref * with df_ref.
959 * ddg.c (create_ddg_dep_from_intra_loop_link,
960 add_cross_iteration_register_deps, build_inter_loop_deps):
961 Replaced struct df_ref * with df_ref.
962 (create_ddg_dep_from_intra_loop_link,
963 add_cross_iteration_register_deps): Use macros to hide references
965 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
966 df_ref * with df_ref.
967 * df-core.c (df_bb_regno_first_def_find,
968 df_bb_regno_last_def_find, df_find_def, df_find_use,
969 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
970 debug_df_ref): Replaced struct df_ref * with df_ref.
971 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
972 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
974 * web.c (union_defs, entry_register, replace_ref, web_main):
975 Replaced struct df_ref * with df_ref.
976 (union_defs, replace_ref): Use macros to hide references to df_refs.
977 * global.c (compute_regs_asm_clobbered, build_insn_chain):
978 Replaced struct df_ref * with df_ref.
979 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
980 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
981 Replaced struct df_ref * with df_ref.
982 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
983 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
985 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
986 * df-byte-scan.c (df_compute_accessed_bytes_extract,
987 df_compute_accessed_bytes_strict_low_part,
988 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
989 Replaced struct df_ref * with df_ref.
990 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
991 * init-regs.c (initialize_uninitialized_regs): Replaced struct
992 df_ref * with df_ref.
993 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
994 check_dependency, check_dependencies, record_uses): Replaced
995 struct df_ref * with df_ref.
996 (invariant_for_use, check_dependency): Use macros to hide
997 references to df_refs.
998 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
999 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
1000 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
1001 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
1002 references to df_refs.
1003 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
1005 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
1006 * df-problems.c (df_rd_bb_local_compute_process_def,
1007 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
1008 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
1009 df_chain_remove_problem, df_chain_create_bb_process_use,
1010 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
1011 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
1012 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
1013 df_byte_lr_simulate_artificial_refs_at_top,
1014 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
1015 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
1016 df_simulate_uses, df_simulate_artificial_refs_at_end,
1017 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
1019 (df_chain_dump): Use macros to hide references to df_refs.
1020 * config/mips/mips.c (r10k_simplify_address): Replaced struct
1021 df_ref * with df_ref.
1022 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
1023 mark_artificial_uses, mark_reg_dependencies,
1024 byte_dce_process_block): Replaced struct df_ref * with df_ref.
1026 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
1028 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
1030 (array_ref_element_size): Likewise.
1031 (array_ref_low_bound): Likewise.
1032 (array_ref_up_bound): Likewise.
1033 * expr.c (contains_packed_reference): Likewise.
1034 (array_ref_element_size): Likewise.
1035 (array_ref_low_bound): Likewise.
1036 (array_ref_up_bound): Likewise.
1037 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
1038 with ARRAY_RANGE_REF.
1039 (idx_find_step): Likewise.
1040 (idx_record_use): Likewise.
1041 (strip_offset_1): Likewise.
1042 (idx_remove_ssa_names): Likewise.
1044 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
1045 Andi Kleen <ak@linux.intel.com>
1047 * config/i386/cpuid.h (__cpuid_count): New defines.
1048 * config/i386/driver-i386.c (struct cache_desc): New structure.
1049 (describe_cache): Use struct cache_desc to pass cache descriptions.
1050 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
1051 (detect_caches_amd): Use struct cache_desc to describe caches.
1052 (decode_caches_intel): Use struct cache_desc to pass cache
1053 descriptions. Update descriptions to match latest (rev -032,
1054 December 2007) CPUID documentation. Do not check valid bit here.
1055 Check for Xeon MP value 0x49 problems.
1056 (detect_caches_cpuid2): New function, split from detect_caches_intel.
1057 Check valid bit before calling decode_caches_intel. Detect number
1058 of times to repeat CPUID instruction.
1059 (detect_caches_cpuid4): New function.
1060 (detect_caches_intel): Depending on max_level, call
1061 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
1062 only when other methods fail to provide valid L2 cache description.
1064 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1067 * pa.md (call, call_value): Generate an rtx for register r4 and pass
1068 it to PIC call patterns.
1069 (call_symref_pic): Revise pattern to expose PIC register save. Remove
1070 code generation and attributes from pattern. Change peephole2 to split
1071 for noreturn case. Revise split pattern for non noreturn case.
1072 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
1073 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
1074 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
1077 2008-10-11 David Edelsohn <edelsohn@gnu.org>
1079 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
1080 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
1082 (divdf3): Reformat long line.
1084 2008-10-11 Michael J. Eager <eager@eagercon.com>
1086 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
1088 (rs6000_handle_option): Process -mfpu options.
1089 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
1090 (enum fpu_type_t): New.
1091 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
1092 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
1094 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
1095 (floatdidf2): Add TARGET_SINGLE_FPU condition.
1096 * config/rs6000/rs6000.opt (-mfpu): New.
1097 (-mxilinx-fpu): New.
1098 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
1099 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
1100 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
1101 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
1102 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
1104 2008-10-11 Jakub Jelinek <jakub@redhat.com>
1107 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
1108 LO_SUM on Darwin if mode has just one unit.
1110 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
1113 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
1114 has been optimized out.
1116 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
1118 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
1119 instead of PIC_DIRECT_ADDR_P.
1120 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1121 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
1122 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
1123 (PIC_OFFSET_P): Rename to...
1124 (PCREL_SYMOFF_P): ...this.
1125 (PIC_DIRECT_ADDR_P): Delete.
1126 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
1128 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
1129 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
1130 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
1131 * config/sh/sh.c (print_operand): Remove CONST handling.
1132 (unspec_caller_rtx_p): Rewrite to use split_const and check
1133 the operands of UNSPEC bases.
1134 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
1135 with (unspec [A B] UNSPEC_SYMOFF).
1136 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
1137 UNSPEC_PCREL_SYMOFF.
1138 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1139 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
1140 (UNSPEC_EXTRACT_U16): Likewise.
1141 (UNSPEC_SYMOFF): Likewise.
1142 (UNSPEC_PCREL_SYMOFF): Likewise.
1143 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
1145 (movsi_const_16bit): Likewise.
1146 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
1147 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
1148 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
1149 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
1150 with (unspec [A B] UNSPEC_SYMOFF).
1151 (symPLT_label2reg): Replace (minus A (minus B pc)) with
1152 (unspec [A B] PCREL_UNSPEC_SYMOFF).
1153 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
1154 (Csu): Likewise UNSPEC_EXTRACT_U16.
1155 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1156 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
1158 2008-10-10 Stepan Kasal <skasal@redhat.com>
1160 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
1161 for loop strip mining and loop blocking.
1163 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1165 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
1166 vary types depending on debug info.
1168 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1170 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
1171 before ensuring it's already computed.
1173 2008-10-09 Jakub Jelinek <jakub@redhat.com>
1175 * rtl.h (locator_eq): New decl.
1176 * cfglayout.c (locator_scope): New function.
1177 (insn_scope): Use it.
1178 (locator_eq): New function.
1179 (fixup_reorder_chain): Search for last insn in src bb
1180 that has locator set or first insn in dest bb. Use
1181 locator_eq instead of == to compare locators.
1182 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
1183 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
1184 == to compare locators.
1186 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
1188 * gimple-low.c (lower_function_body, lower_gimple_return,
1189 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
1190 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
1191 goto_block on edges if goto_locus is known.
1194 * tree.h (get_object_alignment): Declare.
1195 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
1196 get_object_alignment if needed.
1197 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand handling
1199 (get_object_alignment): ... here. New function. Try harder to
1200 determine alignment from get_inner_reference returned offset.
1202 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1204 * graphite.c (gloog): Don't call find_unreachable_blocks
1205 before delte_unreachable_blocks.
1207 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
1208 goto_locus of true_edge into RTL locator.
1210 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
1212 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
1213 (*jcc_btdi_mask_rex64): Ditto.
1215 (*jcc_btsi_mask): Ditto.
1216 (*jcc_btsi_1): Ditto.
1217 (*jcc_btsi_mask_1): Ditto.
1219 2008-10-08 Paul Brook <paul@codesourcery.com>
1221 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
1222 compatible profiler (__gnu_mcount_nc).
1223 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1225 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1227 * config/i386/i386.c (initial_ix86_tune_features): Add
1228 X86_TUNE_USE_VECTOR_FP_CONVERTS.
1229 * config/i386/i386.h (ix86_tune_indices): Likewise.
1230 (TARGET_USE_VECTOR_FP_CONVERTS): New.
1232 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
1233 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
1234 for FP to FP splitters.
1236 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1238 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
1241 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1245 PR rtl-optimization/37341
1246 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
1247 to ORIG_BB, pass through ORIG_BB recursively.
1248 (cse_condition_code_reg): Adjust caller.
1250 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
1252 * sdbout.c (sdbout_one_type): Treat the value type
1253 CONST_DECL for enumerals.
1255 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1257 * config/i386/i386.md: Remove trailing white spaces.
1259 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1261 PR rtl-optimization/37448
1262 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
1263 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
1265 (struct output_info) [count]: Renamed total_created and made
1267 (struct output_info) [size]: Renamed total_allocated and made
1269 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
1270 Properly keep track of desc->size.
1271 (print_statistics, dump_alloc_pool_statistics): Enhance the
1272 printing of statistics to print the number of elements and to use
1275 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1278 * opts.h (CL_SAVE): Move up to flags range.
1279 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
1280 CL_COMMON): Renumber.
1281 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
1282 * opts.c (common_handle_option): Revert last change.
1284 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1286 * config/i386/i386-protos.h (ix86_schedule): New.
1288 * config/i386/i386.c (ix86_schedule): New.
1289 (override_options): Add schedule to processor_alias_table. Set
1290 ix86_schedule from the schedule field in processor_alias_table.
1291 (ix86_function_specific_save): Save ix86_schedule.
1292 (ix86_function_specific_restore): Restore ix86_schedule.
1294 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
1295 ix86_tune. Add none and remove i386, i486, pentium4, nocona
1298 * config/i386/i386.opt: Add schedule.
1300 * config/i386/ppro.md: Remove generic32.
1302 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
1305 * expr.c (count_type_elements): Handle ERROR_MARK.
1307 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1312 * basic-block.h (struct edge_def): Add goto_block field.
1313 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
1314 one insn with locus corresponding to edge's goto_locus if !optimize.
1315 * profile.c (branch_prob): Copy edge's goto_block.
1316 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
1318 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
1319 locator in between the merged basic blocks if !optimize and needed.
1320 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
1321 goto_locus into RTL locator. For unconditional jump use that
1322 locator for the jump insn.
1323 (expand_gimple_cond): Convert goto_block and goto_locus into
1324 RTL locator for all remaining edges. For unconditional jump
1325 use that locator for the jump insn.
1326 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
1327 there is more than one edge or insn locator along the forwarding
1328 edges and !optimize. If there is just one, set e->goto_locus.
1329 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
1331 (move_block_to_fn): Adjust edge's goto_block.
1333 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1336 * expmed.c (expand_mult): Properly check DImode constant in
1339 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1342 * dwarf2out.c (common_block_die_table): New variable.
1343 (common_block_die_table_hash, common_block_die_table_eq): New
1345 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
1346 COMMON block in the current scope rather than globally. Optimize
1347 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
1348 DW_OP_addr SYMBOL_REF+off.
1350 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
1352 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
1353 Return true for non-addressable GIMPLE operands.
1355 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1358 * config/i386/i386.c (initial_ix86_tune_features): Remove
1359 X86_TUNE_USE_BIT_TEST.
1360 * config/i386/i386.h (ix86_tune_indices): Likewise.
1361 (TARGET_USE_BIT_TEST): Removed.
1363 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1365 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
1367 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
1369 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
1370 (mul<mode>3_mul3): ... into this new template.
1372 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1374 * gimplify.c (gimplify_arg): Add location argument. Use it.
1375 (gimplify_call_expr): Pass location to gimplify_arg.
1376 (gimplify_modify_expr_to_memcpy): Same.
1377 (gimplify_modify_expr_to_memset): Same.
1379 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1381 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1382 Update calls to build_unary_op and build_indirect_ref for location
1385 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1388 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
1389 * c-typeck.c (array_to_pointer_conversion): Pass location to
1391 (function_to_pointer_conversion): Use error_at and warning_at.
1392 (build_indirect_ref): Same.
1393 (build_array_ref): Pass location to build_binary_op.
1394 (parser_build_unary_op): Do not set location after calling
1396 (build_unary_op): Add location argument. Use it throughout. Set
1397 EXPR_LOCATION before returning new tree.
1398 (build_modify_expr): Same.
1399 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
1401 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
1402 build_indirect_ref, build_modify_expr.
1403 (c_finish_omp_for): Same. Use error_at instead of error.
1404 * c-common.c (c_common_truthvalue_conversion): Pass location to
1406 (warn_for_div_by_zero): Add location argument.
1407 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
1408 build_unary_op, warn_for_div_by_zero.
1409 * c-parser.c (c_parser_typeof_specifier): Use
1410 protected_set_expr_location.
1411 (c_parser_statement_after_labels): Same.
1412 (c_parser_condition): Same.
1413 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
1414 (c_parser_conditional_expression): Use protected_set_expr_location.
1415 (c_parser_unary_expression): Pass location to build_indirect_ref.
1416 (c_parser_postfix_expression_after_primary): Pass location to
1417 build_indirect_ref, build_unary_op.
1418 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
1420 2008-10-06 Joshua Kinard <kumba@gentoo.org>
1422 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
1423 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
1424 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
1426 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
1427 (mips_issue_rate): Handle PROCESSOR_R10000.
1428 * config/mips/mips.md (cpu): Add r10000.
1430 * config/mips/10000.md: New file.
1432 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1434 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
1435 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
1436 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
1438 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1440 * config/darwin-protos.h (machopic_function_base_name): Delete.
1441 (machopic_function_base_sym): Likewise.
1442 (machopic_gen_offset): Declare.
1443 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
1444 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
1445 * config/darwin.c (machopic_function_base_name): Delete.
1446 (machopic_function_base_sym): Likewise.
1447 (gen_pic_offset): Rename to...
1448 (machopic_gen_offset): ...this and remove the pic_base argument.
1449 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
1450 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
1451 crtl->uses_pic_offset_table.
1452 (machopic_indirect_data_reference): Use new machopic_gen_offset
1454 (machopic_legitimize_pic_address): Likewise.
1455 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
1457 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
1458 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
1459 * config/i386/i386.c (output_set_got): Likewise.
1460 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
1462 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
1463 (legitimate_address_p): Likewise.
1464 (output_pic_addr_const): Likewise.
1465 (output_addr_const_extra): Likewise.
1466 (ix86_delegitimize_address): Expect darwin_local_data_pic to
1467 match an UNSPEC rather than a MINUS.
1468 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
1469 (builtin_setjmp_receiver): Use machopic_gen_offset.
1470 * config/i386/predicates.md (pic_symbolic_operand): Handle
1471 UNSPEC_MACHOPIC_OFFSET.
1473 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1474 Use machopic_gen_offset and machopic_operand_p.
1475 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
1476 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
1477 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
1478 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
1479 Set crtl->uses_pic_offset_table.
1481 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1483 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
1485 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
1486 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
1487 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
1488 (constant_pool_expr_p): Use split_const and check the base.
1489 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
1491 (legitimate_constant_pool_address_p): Check toc_relative_p
1492 instead of constant_pool_expr_p.
1493 (print_operand_address): Always use output_addr_const for
1494 constant pool addresses.
1495 (rs6000_output_addr_const_extra): New function.
1496 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
1498 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
1502 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1503 (mark_ref_live, mark_ref_dead): Use them.
1504 (def_conflicts_with_inputs_p): Remove.
1505 (mark_early_clobbers): New function.
1506 (process_bb_node_lives): Call preprocess_constraints and
1507 mark_early_clobbers.
1509 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
1511 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
1513 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
1514 lib with -mthread switch.
1516 2008-10-05 Dodji Seketeli <dodji@redhat.com>
1519 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
1520 function in two, making it call a new and reusable
1521 dwarf2out_imported_module_or_decl() that takes the containing
1522 BLOCK of the declaration in argument.
1523 (dwarf2out_imported_module_or_decl_real): New function.
1524 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
1525 IMPORTED_DECL in account.
1526 * tree.def: Added IMPORTED_DECL node type.
1527 * tree.h: Added accessors for IMPORTED_DECL nodes.
1528 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
1530 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1532 * doc/gimple.texi: Fix some typos, wrap some long lines,
1533 fix some broken wraps with continuations.
1534 * tree-ssa-reassoc.c: Fix comment typos.
1536 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1539 * pa.c (legitimize_pic_address): Force function labels to memory in
1542 2008-10-04 Anton Blanchard <anton@samba.org>
1544 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
1545 (rs6000_split_atomic_op): Same.
1546 (rs6000_split_compare_and_swap): Same.
1547 (rs6000_split_compare_and_swapqhi): Same.
1549 2008-10-04 Richard Guenther <rguenther@suse.de>
1551 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
1552 instead of pointer equality.
1553 (vn_nary_op_eq): Likewise.
1555 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1557 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
1559 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
1560 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
1562 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
1564 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1565 Revert previous change.
1567 2008-10-03 Tom Tromey <tromey@redhat.com>
1569 * stringpool.c (ggc_alloc_string): Terminate string.
1571 2008-10-03 Jakub Jelinek <jakub@redhat.com>
1573 * gimplify.c (gimplify_function_tree): For -finstrument-functions
1574 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
1575 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
1578 * gimplify.c (declare_vars): Use gimple_bind_block instead of
1581 2008-10-03 Pascal Obry <obry@adacore.com>
1583 * gcov.c (create_file_names): Properly handle UNIX and DOS
1584 directory separators.
1585 (make_gcov_file_name): Likewise + convert the ':' DOS drive
1586 separator to '~' to ensure clean filenames on Windows.
1588 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1590 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1591 Add a null terminator to the stripped name.
1593 2008-10-02 David Edelsohn <edelsohn@gnu.org>
1595 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
1596 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1597 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
1598 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
1599 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1600 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
1601 TARGET_SINGLE_FLOAT.
1603 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
1605 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
1607 2008-10-02 Richard Guenther <rguenther@suse.de>
1610 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
1611 and VECTOR_TYPE recurse with useless_type_conversion_p which
1612 properly handles void pointer conversion.
1614 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1617 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
1618 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
1620 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1622 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1623 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
1624 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
1625 they translate to non builtins.
1626 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
1627 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
1628 __builtin_vec_promote, __builtin_vec_extract, and
1629 __builtin_vec_insert.
1630 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
1631 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
1632 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
1633 * config/rs6000/altivec.h (vec_extract): Define
1634 (vec_insert): Define.
1635 (vec_splats): Define.
1636 (vec_promote): Define.
1638 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1639 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
1640 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1642 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
1644 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
1645 prototype. Add new parameter, blk.
1646 Use BLKmode for the MEM if blk is true.
1647 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
1648 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
1649 ALTIVEC_BUILTIN_STVRXL.
1650 Update usage of altivec_expand_lv_builtin.
1651 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
1652 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
1653 (altivec_init_builtins): If compiling for the Cell, also define the
1655 * config/rs6000/rs6000.h (rs6000_builtins): Define
1656 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
1657 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
1658 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
1659 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
1660 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
1661 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
1662 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
1663 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
1664 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
1665 UNSPEC_STVRX, and UNSPEC_STVRXL.
1666 (altivec_lvlx): New pattern.
1667 (altivec_lvlxl): New pattern.
1668 (altivec_lvrx): New pattern.
1669 (altivec_lvrxl): New pattern.
1670 (altivec_stvlx): New pattern.
1671 (altivec_stvlxl): New pattern.
1672 (altivec_stvrx): New pattern.
1673 (altivec_stvrxl): New pattern.
1674 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
1675 (vec_lvlxl): Likewise.
1676 (vec_lvrx): Define if PPU is defined.
1677 (vec_lvrxl): Likewise.
1678 (vec_stvlx): Define if PPU is defined.
1679 (vec_stvlxl): Likewise.
1680 (vec_stvrx): Define if PPU is defined.
1681 (vec_stvrxl): Likewise.
1683 2008-10-01 Geert Bosch <bosch@adacore.com>
1685 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
1687 2008-10-01 Richard Guenther <rguenther@suse.de>
1689 PR tree-optimization/37617
1690 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
1691 do not add to the NEW_SETS.
1693 2008-10-01 Richard Guenther <rguenther@suse.de>
1696 * tree-vrp.c (execute_vrp): If we optimized away the default
1697 case make sure to promote the label that got in place of it
1698 to a default case label.
1700 2008-10-01 Richard Henderson <rth@redhat.com>
1703 * tree-complex.c (set_component_ssa_name): Don't optimize
1704 is_gimple_min_invariant values with ssa_names in abnormal phis.
1706 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1708 PR tree-optimization/37662
1709 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
1710 commutative binary operation if they are in the wrong order and
1711 fold_build2 produces non-GIMPLE.
1713 2008-09-30 Jakub Jelinek <jakub@redhat.com>
1715 PR tree-optimization/37662
1716 PR tree-optimization/37663
1717 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
1718 get_value_range with non-SSA_NAME. Don't assert operands have been
1719 folded, instead just bail out.
1721 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1723 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
1725 2008-09-30 Richard Guenther <rguenther@suse.de>
1728 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
1729 build restrict-qualified pointers.
1730 (vectorizable_store): Move alias check later.
1731 (vectorizable_load): Likewise.
1733 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1735 * c-common.c (empty_if_body_warning): Remove.
1736 * c-common.h (empty_if_body_warning): Remove.
1737 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
1738 here the -Wempty-body warning for `if' and `else' statements.
1739 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
1741 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
1743 * config/i386/i386.opt: Add msse2avx.
1745 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
1746 * config/i386/linux64.h (ASM_SPEC): Likewise.
1748 * doc/invoke.texi: Document -msse2avx.
1750 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1752 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
1754 2008-09-29 Joseph Myers <joseph@codesourcery.com>
1756 * ifcvt.c (noce_emit_store_flag): If using condition from original
1757 jump, reverse it if if_info->cond was reversed.
1759 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1761 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1762 non-constant memory if it cannot be forced to constant memory.
1763 Overhaul surrounding code and factor out common condition.
1765 2008-09-29 Jeff Law <law@redhat.com>
1767 * reload1.c (alter_reg): Add missing curly braces.
1769 2008-09-29 Michael J. Eager <eager@eagercon.com>
1771 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1773 * config/rs6000/rs6000.c (rs6000_override_options): Move
1774 rs6000_init_hard_regno_mode_ok after all options changed.
1775 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1776 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1777 -msimple-fpu flags. Add warning messages if single FP not configured.
1778 (rs6000_file_start): Output gnu_attribute for single-float.
1779 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1780 (rs6000_legitimize_address): Likewise.
1781 (rs6000_legitimize_reload_address): Likewise.
1782 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1783 TARGET_SINGLE_FLOAT.
1784 (function_arg_advance): Likewise (partial conversion).
1785 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1786 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1787 TARGET_SINGLE_FLOAT.
1788 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1789 (rs6000_emit_prologue): Likewise.
1790 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1791 TARGET_SINGLE_FLOAT.
1792 (rs6000_libcall_value): Likewise.
1793 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1794 (TARGET_DOUBLE_FLOAT): New default to 1
1795 (TARGET_SIMPLE_FPU): New default to 0
1796 (TARGET_SINGLE_FPU): New default to 0
1797 (TARGET_SINGLE_FLOAT_MODE): New.
1798 (TARGET_DOUBLE_FLOAT_MODE): New.
1799 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1800 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1802 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1803 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1804 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1805 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1806 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1807 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1808 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1809 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1810 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1811 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1812 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1813 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1814 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1815 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1816 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1817 cmptf_internal1, *cmptf_internal2): Condition on
1818 TARGET_DOUBLE_FLOAT.
1819 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1820 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1821 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1822 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1823 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1824 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1825 TARGET_SINGLE_FLOAT.
1826 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1827 * config/rs6000/rs6000.opt (-msingle-float): New.
1828 (-mdouble-float): New.
1829 (-msimple-fpu): New.
1830 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1831 -msingle-float, -mdouble-float, -msimple-fpu options.
1832 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1833 _SOFT_DOUBLE for -msingle-float.
1834 * config.gcc: New config for target=powerpc-xilinx-eabi.
1836 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
1838 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
1839 have exit and entry.
1840 (new_scop): Take entry and exit edge to define new SCoP.
1841 (sd_region_p): New structure used during SCoP detection.
1842 (move_scops): Delete.
1843 (move_sd_regions): New.
1844 (scopdet_info): Change the definition from edges back to basic_blocks.
1845 (scopdet_edge_info): Work on basic_blocks and rename to
1846 scopdet_basic_block_info.
1847 (split_difficult_bb): At the moment removed. We should later
1848 add it at another place.
1849 (build_scops_1): Work on basic_blocks.
1850 (bb_in_sd_region): New.
1851 (find_single_entry_edge): New.
1852 (find_single_exit_edge): New.
1853 (create_single_entry_edge): New.
1854 (sd_region_without_exit): New.
1855 (create_single_exit_edge): New.
1856 (unmark_exit_edges): New.
1857 (mark_exit_edges): New.
1858 (create_sese_edges): New.
1859 (build_graphite_scops): New.
1860 (build_scops): Make SCoPs SESE.
1861 (limit_scops): Use the new functions.
1863 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
1865 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
1867 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1870 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
1871 address to a register before taking the lower part.
1873 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
1875 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
1878 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1879 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
1882 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
1883 the newly created variable.
1884 Create a VECTOR_CST of all 1s for vector types.
1886 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1889 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
1891 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1893 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
1894 order to convert between modes.
1895 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
1897 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
1899 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
1902 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
1905 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1909 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
1911 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
1912 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
1913 them to yield false with MIPS16.
1915 2008-09-26 Jakub Jelinek <jakub@redhat.com>
1918 * dwarf2out.c (tls_mem_loc_descriptor): New function.
1919 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
1920 mem_loc_descriptor failed. Accept UNSPEC.
1921 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
1922 fail if one of the loc_descriptor calls for pieces failed.
1923 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
1924 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
1925 if loc_descriptor_from_tree_1 on offset failed.
1928 * opts.c (common_handle_option): Don't call print_specific_help with
1929 CL_SAVE as first argument.
1931 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
1932 Steve Ellcey <sje@cup.hp.com>
1934 * configure: Regenerate for new libtool.
1935 * aclocal.m4: Ditto.
1937 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
1939 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
1940 alias set on MEM when saving stack pointer.
1941 * config/rs6000/rs6000.md (allocate_stack): Likewise
1943 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
1945 PR tree-optimization/37574
1946 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
1947 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
1948 instead of vector_type for constants. Take computation out of loop.
1949 (vect_get_vec_def_for_operand): Use only vectype for constant case,
1950 and use only vector_type for invariant case.
1951 (get_initial_def_for_reduction): Use vectype instead of vector_type.
1953 2008-09-25 Jakub Jelinek <jakub@redhat.com>
1956 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
1957 the decl is a VAR_DECL or FUNCTION_DECL.
1959 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1962 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1963 (mark_ref_live, mark_ref_dead): Use them.
1964 (def_conflicts_with_inputs_p): Remove.
1965 (mark_early_clobbers): New function.
1966 (process_bb_node_lives): Call preprocess_constraints and
1967 mark_early_clobbers.
1969 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
1971 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1974 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
1975 (ira_compress_allocno_live_ranges): New prototype.
1977 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
1978 (coalesced_allocnos_living_at_program_points): New.
1979 (coalesced_allocnos_live_at_points_p,
1980 set_coalesced_allocnos_live_points): New functions.
1981 (coalesce_spill_slots): Rewrite.
1983 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
1984 ira_compress_allocno_live_ranges): New functions.
1986 * ira-build.c (ira_flattening): Call
1987 ira_compress_allocno_live_ranges.
1990 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
1992 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
1995 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
1997 * combine.c (make_compound_operation): Handle the 'E' format.
1998 (count_rtxs): Likewise.
1999 (update_table_tick): Likewise.
2000 (get_last_value_validate): Likewise.
2002 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
2004 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
2006 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
2008 * matrix-reorg.c (transform_allocation_sites): Initializers
2009 added to avoid the warning.
2011 2008-09-25 Martin Jambor <mjambor@suse.cz>
2013 * cgraph.c (free_nodes): New variable.
2014 (NEXT_FREE_NODE): New macro.
2015 (cgraph_create_node): Reuse nodes from the free list. Do not
2016 update uid if doing so.
2017 (cgraph_remove_node): Add the node to the free list.
2019 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
2021 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2023 2008-09-24 Richard Henderson <rth@redhat.com>
2025 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
2026 * unwind-dw2.c (execute_stack_op): Handle it.
2028 2008-09-24 David Edelsohn <edelsohn@gnu.org>
2031 2008-09-24 Michael J. Eager <eager@eagercon.com>
2033 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
2035 * c-common.c (fname_decl): New location argument.
2036 * c-common.h (fname_decl): Same.
2037 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
2039 (c_parser_typeof_specifier): Same.
2040 (c_parser_parms_list_declarator): Same.
2041 (c_parser_asm_string_literal): Same.
2042 (c_parser_compound_statement_nostart): Same.
2043 (c_parser_label): Same.
2044 (c_parser_do_statement): Same.
2045 (c_parser_asm_statement): Same.
2046 (c_parser_unary_expression): Same.
2047 (c_parser_sizeof_expression): Same.
2048 (c_parser_postfix_expression): Same.
2049 (c_parser_pragma): Same.
2050 (c_parser_omp_clause_collapse): Same.
2051 (c_parser_omp_clause_num_threads): Same.
2052 (c_parser_omp_clause_schedule): Same.
2053 (c_parser_omp_all_clauses): Same.
2054 (c_parser_omp_sections_scope): Same.
2055 (c_parser_omp_for_loop): Same. Pass condition's location to
2056 c_objc_common_truthvalue_conversion.
2057 (c_parser_enum_specifier): Remove comment.
2059 2008-09-24 Michael J. Eager <eager@eagercon.com>
2061 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2063 * config/rs6000/rs6000.c (rs6000_override_options): Move
2064 rs6000_init_hard_regno_mode_ok after all options changed.
2065 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2066 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2067 -msimple-fpu flags. Add warning messages if single FP not configured.
2068 (rs6000_file_start): Output gnu_attribute for single-float.
2069 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
2070 (rs6000_legitimize_address): Likewise.
2071 (rs6000_legitimize_reload_address): Likewise.
2072 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2073 TARGET_SINGLE_FLOAT.
2074 (function_arg_advance): Likewise.
2075 (function_arg): Likewise.
2076 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2077 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2078 TARGET_SINGLE_FLOAT.
2079 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2080 (rs6000_emit_prologue): Likewise.
2081 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2082 TARGET_SINGLE_FLOAT.
2083 (rs6000_libcall_value): Likewise.
2084 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2085 (TARGET_DOUBLE_FLOAT): New default to 1
2086 (TARGET_SIMPLE_FPU): New default to 0
2087 (TARGET_SINGLE_FPU): New default to 0
2088 (TARGET_SINGLE_FLOAT_MODE): New.
2089 (TARGET_DOUBLE_FLOAT_MODE): New.
2090 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2091 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2093 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2094 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2095 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2096 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2097 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2098 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2099 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2100 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2101 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2102 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2103 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2104 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2105 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2106 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2107 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2108 cmptf_internal1, *cmptf_internal2): Condition on
2109 TARGET_DOUBLE_FLOAT.
2110 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2111 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2112 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2113 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2114 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2115 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2116 TARGET_SINGLE_FLOAT.
2117 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2118 * config/rs6000/rs6000.opt (-msingle-float): New.
2119 (-mdouble-float): New.
2120 (-msimple-fpu): New.
2121 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2122 -msingle-float, -mdouble-float, -msimple-fpu options.
2123 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2124 _SOFT_DOUBLE for -msingle-float.
2125 * config.gcc: New config for target=powerpc-xilinx-eabi.
2127 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2129 * config/sparc/constraints.md: New file.
2130 * config/sparc/sparc.md: Include it.
2131 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
2132 (sparc_extra_constraint_check): Delete.
2133 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
2134 (memory_ok_for_ldd): New predicate.
2135 (sparc_extra_constraint_check): Delete.
2136 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
2137 (CONST_OK_FOR_LETTER_P): Likewise.
2138 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2139 (EXTRA_CONSTRAINT): Likewise.
2141 2008-08-23 Steve Ellcey <sje@cup.hp.com>
2143 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
2145 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2147 * alias.c (find_base_value): Use FIND_BASE_TERM.
2148 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
2150 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2152 * config/i386/i386.c: Include cselib.h.
2153 (ix86_pic_register_p): New function.
2154 (ix86_delegitimize_address): Use it to check for the PIC register.
2156 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2158 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
2159 * config/i386/i386.c (ix86_find_base_term): Don't check for
2160 SYMBOL_REF and LABEL_REF.
2162 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2164 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
2165 constant PLUS in a CONST.
2167 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
2169 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
2170 check for sibcall support for w64.
2172 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2174 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
2176 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
2178 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
2179 parser_build_binary_op.
2180 * c-decl.c (build_enumerator): Pass location to build_binary_op.
2181 * c-typeck.c (build_array_ref): Same.
2182 (parser_build_unary_op): New location argument.
2183 (pointer_diff): Pass location to build_binary_op,
2184 c_objc_common_truthvalue_conversion.
2185 (build_modify_expr): Same.
2186 (build_unary_op): New location argument.
2187 (build_binary_op): New location argument.
2188 (c_objc_common_truthvalue_conversion): Pass location to
2189 c_*common_truthvalue_conversion.
2190 * c-convert.c (convert): Same.
2191 * c-common.c (binary_op_error): New location argument.
2192 (pointer_int_sum): Pass location to build_binary_op.
2193 (c_common_truthvalue_conversion): New location argument.
2194 (warn_for_sign_compare): Same.
2195 * c-common.h: Add location argument to c_common_truthvalue_conversion,
2196 binary_op_error, build_binary_op, warn_for_sign_compare.
2197 * c-parser.c (c_parser_condition): Pass location to
2198 c_*common_truthvalue_conversion.
2199 (c_parser_conditional_expression): Save condition's location and pass
2201 (c_parser_binary_expression): Same, but for the binary operator's
2203 (c_parser_omp_for_loop): Pass location to
2204 c_objc_common_truthvalue_conversion.
2206 2008-09-23 Martin Jambor <mjambor@suse.cz>
2208 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
2209 (cgraph_node_remove_callees): New temporary f. Hold the next item
2211 (cgraph_node_remove_callers): Likewise.
2213 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
2214 (ipa_node_removal_hook): Likewise.
2216 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
2217 gimple_call_copy_skip_args and moved to the gimple_call section.
2218 * gimple.c (gimple_copy_call_skip_args): Renamed to
2219 gimple_call_copy_skip_args. Changed al users.
2221 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
2223 * ira-color.c (start_allocno_priorities): Rename to
2224 setup_allocno_priorities. Use costs and
2225 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
2226 range lengths. Get rid off doubles.
2227 (ira_fast_allocations): Call start_allocno_priorities.
2229 2008-09-22 David Daney <ddaney@avtrex.com>
2232 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
2233 register if TARGET_LONG_CALLS.
2235 2008-09-22 Richard Guenther <rguenther@suse.de>
2237 PR tree-optimization/37145
2238 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
2239 value-numbering union accesses with their offset and size only.
2240 (visit_reference_op_load): Fix simplification of inserted conversions.
2241 * tree-ssa-pre.c (find_or_generate_expression): Do not
2242 recursively generate expressions if running FRE.
2244 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
2246 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
2247 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
2250 2008-09-22 Richard Guenther <rguenther@suse.de>
2252 PR tree-optimization/37145
2253 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
2254 (phi_translate_1): Constant fold references.
2256 2008-09-22 Ira Rosen <irar@il.ibm.com>
2258 PR tree-optimization/37482
2259 * tree-vectorizer.h (struct _slp_instance): Add new field.
2260 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
2261 (get_earlier_stmt): New function.
2262 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
2264 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
2265 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
2266 asserts that GSI points to the scalar statement being vectorized.
2267 Set new statement location according to GSI.
2268 (vect_schedule_slp_instance): Use GSI of
2269 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
2271 2008-09-21 Jan Hubicka <jh@suse.cz>
2273 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
2274 (ipcp_insert_stage): Update dead_nodes bitmap.
2276 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
2279 * config/i386/t-cygming (SHLIB_LC): Remove.
2280 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
2281 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
2283 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
2287 * final.c (mark_symbol_ref_as_used): New helper function.
2288 (output_operand): Instead of just looking inside MEMs for
2289 SYMBOL_REFs, use new helper function and for_each_rtx.
2290 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
2291 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
2292 Make head comment more general.
2293 * config/darwin.c (machopic_output_indirection): Handle weak
2294 references here, like in assemble_external.
2296 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
2298 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
2299 (sparc_emit_float_lib_cmp): Change return type.
2300 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
2301 (gen_compare_operator): New function.
2302 (sparc_emit_float_lib_cmp): Return the new operator to be used in
2303 the comparison sequence. Minor tweaks.
2304 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
2305 that the final operator and the result of sparc_emit_float_lib_cmp
2306 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
2307 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
2308 buneq, bunge, bunle, bltgt): Assert that the final operator and the
2309 result of sparc_emit_float_lib_cmp match for software TFmode.
2310 (movqicc, movhicc, movsicc, movdicc): Merge into...
2311 (mov<I:mode>cc): ...this.
2312 (movsfcc, movdfcc, movtfcc): Merge into...
2313 (mov<F:mode>cc): ...this.
2314 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
2316 (mov<I:mode>_cc_v9): ...this.
2317 (movdi_cc_sp64_trunc): Delete.
2318 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
2319 movdi_cc_reg_sp64): Merge into...
2320 (mov<I:mode>_cc_reg_sp64): ...this.
2321 (movsf_cc_sp64): Rename into...
2322 (movsf_cc_v9): ...this.
2323 (movdf_cc_sp64): Rename into...
2324 (movdf_cc_v9): ...this.
2325 (movtf_cc_hq_sp64): Rename into...
2326 (movtf_cc_hq_v9): ...this.
2327 (movtf_cc_sp64): Rename into...
2328 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
2330 2008-09-21 Diego Novillo <dnovillo@google.com>
2332 * doc/gccint.texi: Include generic.texi and gimple.texi.
2334 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
2335 (GIMPLE): Move to gimple.texi.
2336 (Annotations): Remove references to to stmt_ann_t and
2338 (SSA Operands): Rename from 'Statement Operands'.
2339 * doc/generic.texi: New.
2340 * doc/gimple.texi: New.
2341 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
2342 * Makefile.in (TEXI_GCCINT_FILES):
2343 * gimple.c (gimple_copy_call_skip_args): Rename from
2344 giple_copy_call_skip_args. Update all users.
2345 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
2347 2008-09-21 Ira Rosen <irar@il.ibm.com>
2349 PR tree-optimization/37539
2350 * tree-vect-transform.c (vect_transform_strided_load): Save vector
2351 statement in related statement field only for the first load of the
2352 group of loads with the same data reference.
2354 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
2356 * config/mips/mips.h (TUNE_OCTEON): New macro.
2357 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
2358 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
2359 * config/mips/octeon.md: New file.
2360 * config/mips/mips.md: Include octeon.md. Restore
2361 semi-alphabetical order of include files.
2363 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
2366 * config/i386/i386.md (*jcc_fused_1): Removed.
2367 (*jcc_fused_2): Likewise.
2368 (*jcc_fused_3): Likewise.
2369 (*jcc_fused_4): Likewise.
2371 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2373 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
2374 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
2375 * target.h (gcc_target): Add ira_cover_classes.
2376 * ira.c: Remove IRA_COVER_CLASSES guards.
2377 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
2378 instead of IRA_COVER_CLASSES.
2379 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
2380 (setup_class_translate): Likewise.
2381 (setup_reg_class_intersect_union): Likewise.
2382 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
2383 test of targetm.ira_cover_classes.
2384 * opts.c (decode_options): Use targetm.ira_cover_classes instead
2385 of IRA_COVER_CLASSES.
2386 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
2387 (TARGET_INITIALIZER): Include it.
2388 * targhooks.h (default_ira_cover_classes): Declare.
2389 * targhooks.c (default_ira_cover_classes): New function.
2391 2008-09-19 Bob Wilson <bob.wilson@acm.org>
2393 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
2395 2008-09-19 Ian Lance Taylor <iant@google.com>
2397 * varasm.c (narrowing_initializer_constant_valid_p): Return
2398 NULL_TREE if ENDTYPE is not an integer.
2400 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2403 * tree-ssa.c (execute_update_addresses_taken): Also update
2404 DECL_GIMPLE_REG_P for vector and complex types.
2406 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
2407 Jan Hubicka <jh@suse.cz>
2410 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
2411 empty before freeing them.
2412 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
2414 2008-09-18 Bob Wilson <bob.wilson@acm.org>
2416 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
2417 * config/xtensa/predicates.md (tls_symbol_operand): New.
2418 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
2419 (TARGET_CANNOT_FORCE_MEM): Define.
2420 (xtensa_tls_symbol_p): New.
2421 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
2422 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
2423 (xtensa_tls_module_base): New.
2424 (xtensa_call_tls_desc): New.
2425 (xtensa_legitimize_tls_address): New.
2426 (xtensa_legitimize_address): Handle TLS symbols.
2427 (xtensa_tls_referenced_p_1): New.
2428 (xtensa_tls_referenced_p): New.
2429 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
2431 (XTENSA_BUILTIN_THREAD_POINTER): New.
2432 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
2433 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
2434 builtin. Add declarations for __builtin_thread_pointer and
2435 __builtin_set_thread_pointer.
2436 (xtensa_fold_builtin): Recognize new builtins.
2437 (xtensa_expand_builtin): Expand new builtins.
2438 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
2439 (TARGET_THREADPTR): Define.
2440 (HAVE_AS_TLS): Define default value.
2441 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
2442 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
2443 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
2444 (UNSPECV_SET_TP): New.
2445 (sym_TPOFF, sym_DTPOFF): New.
2446 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
2447 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
2448 * configure: Regenerated.
2450 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
2453 * config/ia64/ia64.c (ia64_optimization_options): Move
2454 checking and setting flag_schedule_insns_after_reload and
2455 ia64_flag_schedule_insns2 back to ...
2456 (ia64_override_options): Here.
2458 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
2461 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
2462 zero extend count after the correction to it is done.
2463 (doloop_optimize): Update call to doloop_modify, don't zero extend
2466 2008-09-18 Martin Jambor <mjambor@suse.cz>
2468 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
2470 * ipa-prop.c: Correct comments.
2471 * ipa-prop.h: Likewise.
2473 2008-09-18 Jan Hubicka <jh@suse.cz>
2476 * ipa-reference.c (ipa_reference_local_vars_info_d,
2477 ipa_reference_global_vars_info_d,
2478 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2479 ipa_reference_vars_info_t): Move here from ipa-reference.h
2480 (node_duplication_hook_holder, node_removal_hook_holder): New.
2481 (get_reference_vars_info_from_cgraph): Rename to ...
2482 (get_reference_vars_info): ... this one, use cgraph uids.
2483 (get_local_reference_vars_info, get_global_reference_vars_info):
2484 Use cgraph instead of decl.
2485 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2487 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
2488 ipa_reference_get_written_global,
2489 ipa_reference_get_not_written_global): Use cgraph argument.
2490 (check_call): Simplify avail check.
2491 (scan_stmt_for_static_refs): Update.
2492 (propagate_bits): Update.
2493 (merge_callee_local_info): Remove.
2494 (init_function_info): Use cgraph nodes.
2495 (clean_function_local_data): Break out from ...
2496 (clean_function): ... here.
2497 (copy_local_bitmap, copy_global_bitmap): New functions.
2498 (duplicate_node_data, remove_node_data): New functions.
2499 (generate_summary): Register hooks; use visibility instead of
2501 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
2502 * ipa-reference.h (ipa_reference_local_vars_info_d,
2503 ipa_reference_global_vars_info_d,
2504 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2505 ipa_reference_vars_info_t): Move to ipa-reference.c
2506 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2508 (ipa_reference_get_read_global, ipa_reference_get_written_global,
2509 ipa_reference_get_not_read_global,
2510 ipa_reference_get_not_written_global): Update prototype.
2511 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
2512 (init_state): Remove.
2513 (node_duplication_hook_holder, node_removal_hook_holder): New.
2514 (get_function_state, set_function_state): Use VECtor.
2515 (analyze_function): Check body availability.
2516 (add_new_function): Likewise.
2517 (duplicate_node_data, remove_node_data): New.
2518 (generate_summary): Register hooks; do not care about clones.
2519 (propafate): Do not care about clones; recursive functions are
2521 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
2522 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
2523 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
2525 * tree-flow.h (function_ann_d): Remove reference_vars_info.
2526 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
2527 Update call of ipa-reference accesors.
2529 2008-09-18 Simon Baldwin <simonb@google.com>
2531 * c-opts.c (c_common_handle_option): Add handling for
2532 -Wbuiltin-macro-redefined command line option.
2533 * c.opt: Added builtin-macro-redefined option.
2534 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
2537 2008-09-18 Richard Guenther <rguenther@suse.de>
2539 PR tree-optimization/37258
2540 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
2541 and signedness for integral types.
2542 (vn_phi_eq): Require compatible types.
2544 2008-09-18 Jakub Jelinek <jakub@redhat.com>
2547 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
2548 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
2550 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
2551 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
2552 ggc_free other TREE_LIST nodes from that chain.
2553 * function.c (instantiate_decls): Instantiate also DECL_RTL
2554 of vars in cfun->local_decls, free that list afterwards.
2556 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
2558 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
2559 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
2561 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2563 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
2564 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
2566 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2568 PR tree-optimization/37102
2569 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
2570 from a node. Check to see if another PHI is dead.
2571 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
2572 remove real PHIs which have no uses.
2573 (rewrite_out_of_ssa): Call eliminate_useless_phis.
2575 2008-09-18 Richard Guenther <rguenther@suse.de>
2578 * tree-cfg.c (remove_useless_stmts_1): Remove
2579 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
2581 2008-09-18 Nick Clifton <nickc@redhat.com>
2583 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
2584 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
2585 to frv_secondary_reload_class.
2586 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2587 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
2588 (frv_secondary_reload_class): Omit unused parameter.
2589 (frv_secondary_reload): New function. Handle the case when
2590 secondary_reload_class() is called before the reload_(in|out)
2591 _optabs have been initialised.
2592 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
2594 * config/frv/frv.md: Define an exclusion set between fr550_m0
2597 2008-09-18 Richard Guenther <rguenther@suse.de>
2599 PR tree-optimization/37456
2600 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
2601 want to insert after ends a BB insert on the single fallthru
2604 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
2606 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
2607 Mention -march=z9-109, z9-ec and z10.
2609 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
2611 PR rtl-optimization/37544
2612 * regrename.c (maybe_mode_change): Exit early when copy_mode
2613 is narrower than orig_mode and narrower than new_mode.
2615 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
2618 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
2620 * sched-rgn.c (ref_counts): Remove.
2621 (insn_referenced): New static variable.
2622 (INSN_REF_COUNT): Remove.
2623 (sched_run_compute_dependencies): Use insn_referenced instead of
2625 (add_branch_dependences): Likewise. Delete dead assignment.
2627 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
2629 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
2630 consumer is an asm. Add comment why this is important.
2631 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
2632 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
2634 2008-09-17 Joseph Myers <joseph@codesourcery.com>
2636 * expr.c (emit_group_store): Do not shift before moving via a
2639 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
2641 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
2642 from aggregate to non-aggregate type if the bit pattern is not fully
2643 preserved afterwards.
2645 2008-09-17 Richard Guenther <rguenther@suse.de>
2647 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
2648 (verify_gimple_assign): ... this. Split into ...
2649 (verify_gimple_assign_unary): ... this,
2650 (verify_gimple_assign_binary): ... that,
2651 (verify_gimple_assign_single): ... and this.
2652 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
2653 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
2654 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
2655 (verify_types_in_gimple_reference): Be forgiving with
2657 (verify_gimple_phi): Deal with virtual operands.
2659 * tree.def (PREDICT_EXPR): Change to tcc_expression.
2661 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2663 * tree.c (get_callee_fndecl): Don't call the language hook.
2664 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
2665 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
2666 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
2668 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2670 * tree.c (protected_set_expr_location): Don't unnecessarily
2671 check for error_mark_node.
2673 2008-09-17 Art Haas <ahaas@impactweather.com>
2675 * ipa-reference.c (analyze_function): Declare step only if
2676 ENABLE_CHECKING is defined.
2678 2008-09-17 Jan Hubicka <jh@suse.cz>
2681 * tree.h (DECL_INLINE): remove.
2682 (DECL_DECLARED_INLINE_P): Update docs.
2683 (DECL_NO_INLINE_WARNING_P): new.
2684 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
2685 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
2687 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2688 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2691 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
2694 2008-09-17 Jan Hubicka <jh@suse.cz>
2696 * ipa-reference.c (ipa_obstack): Remove.
2697 (local_info_obstack, global_info_obstack): New.
2698 (add_static_var): We now handle variables only.
2699 (mark_address_taken, mark_load, mark_store): New functions based on ...
2700 (check_operand): ... remove.
2701 (get_asm_stmt_operands): Rename to ...
2702 (check_asm_memory_clobber): ... this. Look only for memory clobber.
2703 (scan_stmt_for_static_refs): Rewrite.
2704 (scan_op_for_static_refs): Rename to ...
2705 (scan_initializer_for_static_refs): do not look for VAR_DECL
2706 initializers; stop recursion on types and decls.
2707 (ipa_init): Use proper obstacks.
2708 (analyze_variable): Use scan_initializer_for_static_refs.
2709 (init_function_info): Use local obstack.
2710 (analyze_function): Simplify.
2711 (add_new_function): We don't need visited_nodes obstack.
2712 (generate_summary): Use proper obstacks; cleanup after propagation.
2714 2008-09-17 Richard Guenther <rguenther@suse.de>
2717 PR tree-optimization/37491
2718 * alias.c (get_alias_set): Use the canonical type.
2719 * tree-vect-transform.c (vectorizable_store): Use the type of
2720 the lhs for the vector type. Adjust checking.
2721 (vectorizable_load): Adjust checking.
2723 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2724 Adam Nemet <anemet@caviumnetworks.com>
2726 PR rtl-optimization/37483
2727 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
2728 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
2729 Rearrange code to better match the original comment. Check
2730 t_unconditional first. Improve comment.
2732 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2735 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
2736 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
2739 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
2740 GIMPLE_TRY if cleanup sequence is empty.
2742 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
2745 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
2746 eliminate IV if the cost are the same.
2748 2008-09-16 Richard Guenther <rguenther@suse.de>
2751 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
2754 2008-09-16 Richard Guenther <rguenther@suse.de>
2756 PR tree-optimization/37508
2757 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
2759 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
2761 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
2763 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2765 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
2766 use gen_floatdidf2 directly.
2767 (floatunssidf2): Likewise.
2768 (floatsidf_ppc64_mfpgpr): Remove.
2769 (floatsidf_ppc64): Remove.
2770 (floatunssidf_ppc64): Remove.
2772 2008-09-15 Jakub Jelinek <jakub@redhat.com>
2774 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
2775 rather than update_cost_queue.
2777 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
2778 in every call starting with the second one, instead of only when
2779 alias_bitmap_obstack.elements != NULL.
2781 * tree-predcom.c (filter_suitable_components): Free all refs in
2782 act->refs vector before calling release_component.
2783 (add_ref_to_chain): Free ref if not adding it to chain->refs.
2785 * tree-data-ref.c (free_subscripts): Free all subscript objects.
2787 * tree-loop-linear.c (linear_transform_loops): Initialize
2788 lambda_obstack only after calling perfect_loop_nest_depth.
2789 Goto free_and_continue instead of just continue for later failures.
2792 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
2795 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
2797 2008-09-14 Andreas Schwab <schwab@suse.de>
2799 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
2801 2008-09-14 Jan Hubicka <jh@suse.cz>
2803 * invoke.texi (-fconserve-stack): Document.
2804 * opts.c (decode_options): Handle conserve_stack.
2805 * common.opt (fconvserve_stack): New.
2807 2008-09-14 David Edelsohn <edelsohn@gnu.org>
2809 * config.host: Add x-aix to host_xmake_file.
2810 * config/rs6000/t-aix52: Do not override LDFLAGS.
2811 * config/rs6000/x-aix: New file.
2813 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
2819 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
2820 is not recognized as a valid register usage. Allow REG_X to be used
2822 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
2823 forces a reload when using a base register.
2825 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
2827 * config/i386/cygming-crtend.c (register_frame_ctor): If
2828 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
2829 directly with atexit.
2830 (deregister_frame_ctor): Rename to ...
2831 (deregister_frame_dtor): Use to call __gcc_deregister_frame
2832 if !DEFAULT_USE_CXA_ATEXIT.
2834 2008-09-13 Jan Hubicka <jh@suse.cz>
2836 * cgraph.c: Include value-prof.h
2837 * Makefile.in (cgraph.o): Add value-prof.h dependency.
2839 2008-09-13 Jan Hubicka <jh@suse.cz>
2842 * tree-profile.c (add_abnormal_goto_call_edges): New function.
2843 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
2844 tree_gen_one_value_profiler, tree_gen_average_profiler,
2845 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
2847 2008-09-13 Jan Hubicka <jh@suse.cz>
2849 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
2850 too many bytes on misalligned blocks.
2852 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2854 * doc/cfg.texi: Fix some typos.
2855 * doc/extend.texi: Likewise.
2856 * doc/install.texi: Likewise.
2857 * doc/invoke.texi: Likewise.
2858 * doc/rtl.texi: Likewise.
2859 * doc/tree-ssa.texi: Likewise.
2861 2008-09-13 Richard Guenther <rguenther@suse.de>
2864 * tree-nested.c (finalize_nesting_tree_1): Generate valid
2865 gimple stores for memory rhs.
2867 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
2869 PR rtl-optimization/37489
2870 * cse.c (fold_rtx): Don't return const_true_rtx for float
2871 compare if FLOAT_STORE_FLAG_VALUE is undefined.
2873 2008-09-13 Jan Hubicka <jh@suse.cz>
2875 PR tree-optimization/37392
2876 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
2878 2008-09-13 Martin Jambor <mjambor@suse.cz>
2879 Jan Hubicka <jh@suse.cz>
2881 * cgraph.c (free_edges): New variable.
2882 (NEXT_FREE_EDGE): New macro.
2883 (cgraph_free_edge): New function.
2884 (cgraph_remove_edge): Call cgraph_remove_edge_1.
2885 (cgraph_node_remove_callees): Likewise.
2886 (cgraph_node_remove_callers): Likewise.
2887 (cgraph_create_edge): Reuse edges from the free list. Do not
2888 update uid if doing so.
2889 (cgraph_remove_*_hook): Add free call.
2891 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
2893 * ira-color.c (conflict_allocno_vec): Delete.
2894 (update_cost_queue_elem): New structure.
2895 (update_cost_queue): New variable.
2896 (update_cost_queue_tail): Likewise.
2897 (update_cost_queue_elems): Likewise.
2898 (allocno_update_cost_check): Delete.
2899 (initiate_cost_update): Allocate update_cost_queue_elems
2900 instead of allocno_update_cost_check.
2901 (finish_cost_update): Update the free()s accordingly.
2902 (start_update_cost): New function.
2903 (queue_update_cost): Likewise.
2904 (get_next_update_cost): Likewise.
2905 (update_copy_costs_1): Inline into...
2906 (update_copy_costs): ...here. Use a queue instead of recursive calls.
2907 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
2908 once we've established they are equal. Don't allocate update
2909 costs if there is nothing to add to them.
2910 (update_conflict_hard_regno_costs): Remove ALLOCNO and
2911 DIVISOR arguments. Use a queue instead of recursive calls;
2912 process all the allocnos in the initial queue, rather than
2914 (assign_hard_reg): Use queue_update_cost instead of
2915 conflict_allocno_vec. Queue coalesced allocnos instead
2916 of calling update_conflict_hard_regno_costs for each one.
2917 Just call update_conflict_hard_regno_costs once for the
2919 (ira_color): Remove conflict_allocno_vec handling.
2921 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2923 PR tree-optimization/37484
2924 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
2925 (save_var_name): Same.
2926 (initialize_cloog_names): Same.
2927 (initialize_cloog_names): Same.
2929 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2931 * tree-scalar-evolution.c (set_instantiated_value): Set
2934 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
2938 * ira-build.c (common_loop_tree_node_dominator): Remove.
2939 (copy_live_ranges_to_removed_store_destinations): New function.
2940 (regno_top_level_allocno_map): Move to top level from ...
2941 (ira_flattening): ... here. Use
2942 copy_live_ranges_to_removed_store_destinations.
2944 * ira-emit.c (generate_edge_moves): Fix a comment.
2946 2008-09-12 Anatoly Sokolov <aesok@post.ru>
2949 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
2950 scratch register after 'set' pattern.
2952 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2954 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
2955 information passed to mark_reg_pointer.
2956 * explow.c (force_reg): Likewise.
2958 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2960 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
2961 when building for the celledp architecture.
2963 2008-09-12 Richard Guenther <rguenther@suse.de>
2965 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
2967 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
2969 PR rtl-optimization/37424
2970 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
2971 the regnos instead of the addresses.
2973 2008-09-11 Janis Johnson <janis187@us.ibm.com>
2975 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
2977 2008-09-11 Richard Guenther <rguenther@suse.de>
2979 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
2980 entering the weaker equivalence recording.
2982 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
2984 2008-09-11 Jeff Law <law@redhat.com>
2986 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
2987 by assign_stack_local on the IRA path for stack slot sharing
2988 as well as the non-IRA path.
2990 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
2992 * config/i386/i386.h: Fix whitespace issues.
2994 2008-09-11 Martin Jambor <mjambor@suse.cz>
2996 * ipa-prop.h (struct ipa_param_flags): Removed.
2997 (struct ipa_param_descriptor): New structure.
2998 (struct ipa_node_params): ipcp_lattices, param_decls and
2999 param_flags moved to ipa_param_description.
3000 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
3001 descriptors. Renamed all users.
3002 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
3003 changed to access descriptors. Renamed all users.
3004 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
3005 to access descriptors. Renamed all users.
3006 * ipa-cp.c (ipcp_init_cloned_node): Call
3007 ipa_initialize_node_params instead of ipa_count_formal_params and
3008 ipa_create_param_decls_array.
3009 (ipcp_analyze_node): Likewise.
3010 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
3011 descriptors. Renamed all users.
3012 (ipcp_initialize_node_lattices): Remove allocation.
3013 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
3014 ipa_initialize_node_params instead of ipa_count_formal_params and
3015 ipa_create_param_decls_array.
3016 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
3017 ipa_populate_param_decls, made static, added parameter info,
3018 renamed mt to node, removed allocation, changed to use
3020 (ipa_count_formal_params): Made static, added parameter info,
3022 (ipa_initialize_node_params): New function.
3023 (ipa_check_stmt_modifications): Changed to use descriptors.
3024 (ipa_detect_param_modifications): Removed allocation, changed to
3026 (ipa_note_param_call): Changed to use descriptors.
3027 (ipa_analyze_params_uses): Removed allocation.
3028 (ipa_free_node_params_substructures): Changed to use descriptors.
3029 (ipa_edge_duplication_hook): Use the unused attribute.
3030 (ipa_node_duplication_hook): Use the unused attribute, changed to
3031 use descriptors, changed to duplicate descriptors.
3033 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
3034 changed all callers. Call ipa_propagate_indirect_call_infos if doing
3035 indirect inlining. Made static.
3036 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
3037 functions called only once.
3038 (cgraph_decide_recursive_inlining): Don't call
3039 ipa_propagate_indirect_call_infos, pass new_edges to
3040 cgraph_mark_inline_edge instead.
3041 (cgraph_decide_inlining_of_small_functions): Don't call
3042 ipa_propagate_indirect_call_infos, pass new_edges to
3043 cgraph_mark_inline_edge instead.
3044 (cgraph_decide_inlining): Don't call
3045 ipa_propagate_indirect_call_infos.
3046 * ipa-prop.c: Check that vectors are allocated.
3048 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
3049 iff a new cgraph edges have been created.
3050 (cgraph_decide_inlining): New variable redo_always_inline.
3051 Flattening and always_inlining loop until callgraph stabilizes.
3052 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
3053 true iff new cgraph edges have been created.
3054 (propagate_info_to_inlined_callees): Likewise.
3055 (ipa_propagate_indirect_call_infos): Likewise.
3057 2008-09-11 Richard Guenther <rguenther@suse.de>
3059 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
3060 (set_prologue_iterations): Likewise.
3061 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
3063 (vect_update_init_of_dr): Likewise.
3064 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
3066 * fold-const.c (fold_unary): Do not generate calculations
3069 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
3071 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
3072 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
3073 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
3075 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
3077 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
3078 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
3079 before finalizing the changes.
3080 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
3082 (simplify_truth_ops_using_ranges): New.
3083 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
3084 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
3085 whether a simplification was made.
3086 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
3087 use a switch statement and also call simplify_truth_ops_using_ranges.
3089 2008-09-11 Jan Hubicka <jh@suse.cz>
3091 * ggc-common.c (loc_array): Make static.
3092 * dce.c (rest_of_handle_ud_dce): Free worklist.
3094 2008-09-11 Jan Hubicka <jh@suse.cz>
3096 * cgraph.c (cgraph_release_function_body): Plug memory leak on
3097 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
3098 function so we are sure we do not dangle it forever.
3099 * function.c (outer_function_chain, find_function_data): Remove.
3100 (function_context_stack): New.
3101 (push_function_context, pop_function_context): Update.
3102 * function.h (struct function): Remove pointer outer.
3103 (outer_function_chain, find_function_data): Remove.
3104 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
3106 2008-09-11 Jan Hubicka <jh@suse.cz>
3109 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
3111 2008-09-11 Jan Hubicka <jh@suse.cz>
3113 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
3115 2008-09-11 Jan Hubicka <jh@suse.cz>
3117 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
3118 (free_var_map_entry): New function.
3119 (redirect_edge_var_map_destroy): Use it.
3121 2008-09-11 Jan Hubicka <jh@suse.cz>
3124 * tree-inline.c (add_lexical_block): Replace with ...
3125 (prepend_lexical_block): ... prepend at begginig.
3126 (remap_blocks): Use it and reverse later.
3127 (expand_call_inline): Use prepend_lexical_block.
3129 2008-09-11 Jan Hubicka <jh@suse.cz>
3131 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
3133 2008-09-11 Jan Hubicka <jh@suse.cz>
3135 * function.c (free_after_compilation): Call insn_locators_free.
3136 * cfglayout.c (insn_locators_free): New function.
3137 * rtl.h (insn_locators_free): Declare.
3139 2008-09-11 Jan Hubicka <jh@suse.cz>
3141 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
3143 (cond_move_process_if_block): Update call.
3145 2008-09-11 Jan Hubicka <jh@suse.cz>
3147 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
3148 * vec.c: Include hashtab.h
3149 (vec_descriptor, ptr_hash_entry): New structures.
3150 (vec_desc_hash, vec_ptr_map): New static variables.
3151 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
3152 register_overhead, free_overhead, vec_heap_free): New functions.
3153 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
3154 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
3155 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
3158 2008-09-11 Ira Rosen <irar@il.ibm.com>
3160 PR tree-optimization/37474
3161 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
3162 length of load permutation.
3164 2008-09-11 Andreas Schwab <schwab@suse.de>
3166 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
3168 2008-09-11 Jakub Jelinek <jakub@redhat.com>
3171 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
3172 * dse.c (find_shift_sequence): Use extract_low_bits instead of
3173 simplify_gen_subreg.
3175 2008-09-11 Ira Rosen <irar@il.ibm.com>
3177 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
3180 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3183 * gimplify.c (gimplify_body): Call default_rtl_profile.
3186 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
3187 instead of tok->val.node if not expanding to something else. Handle
3188 intervening CPP_PADDING tokens.
3189 (altivec_categorize_keyword): Remove unneeded comparisons.
3191 2008-09-10 Richard Guenther <rguenther@suse.de>
3193 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
3195 2008-09-10 Richard Guenther <rguenther@suse.de>
3198 * tree-inline.c (insert_init_stmt): Make sure to not
3199 insert invalid gimple stores.
3201 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
3203 PR tree-optimization/37388
3204 * toplev.c (process_options): Fail and warn when graphite
3205 flags are used, but the compiler has not been configured
3206 with graphite libraries.
3207 * graphite.c (graphite_transform_loops): Remove printfs
3208 to dump_file for the case when graphite is not available.
3210 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
3213 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
3214 the even element into register.
3215 (ix86_expand_vector_init_general): Don't use
3216 ix86_expand_vector_init_interleave on V16QImode and V8HImode
3217 if we can't move from GPR to SSE register directly.
3219 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
3221 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
3222 not lose track of the number of NOPs needed. Number of NOPs needed
3223 for sync vs. loads workaround was switched; corrected. Run second
3224 pass for all workarounds. No NOPs needed after call insns. Change
3225 second pass to use find_next_insn_start and find_load helpers in order
3226 to properly detect parallel insns.
3227 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
3229 2008-09-10 Jan Hubicka <jh@suse.cz>
3231 * value-prof.c (gimple_ic): Fix tuplification bug.
3232 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
3235 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3237 PR tree-optimization/37353
3238 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
3239 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
3240 calls instead of cond_dead_built_in_calls.
3241 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
3242 initalize the vector only before adding first entry. Use VEC_safe_push
3243 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
3244 shrink_wrap_conditional_dead_built_in_calls call.
3246 2008-09-10 Ira Rosen <irar@il.ibm.com>
3248 PR tree-optimization/37385
3249 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
3250 argument, and use it as a vector type if not NULL.
3251 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
3253 (vect_setup_realignment): Call vect_create_data_ref_ptr with
3254 additional argument.
3255 (vectorizable_load): Likewise.
3257 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3259 * config/i386/i386.md (SWI32): New mode iterator.
3260 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
3263 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3265 PR rtl-optimization/37435
3266 * caller-save.c (insert_restore, insert_save): Check the mode by
3269 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3272 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
3274 (dw2_output_indirect_constant_1): Use unstripped name in symbol
3277 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
3279 * doc/invoke.texi (ARM Options): Correct errors in discussion
3280 of -mfloat-abi, -mhard-float, and -msoft-float.
3282 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3283 Jan Hubicka <jh@suse.cz>
3286 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
3287 calling gimple_regimplify_operands on it. Iterate over all newly
3288 added statements, not just the last one.
3289 (insert_init_stmt): Insert stmt into seq first, then call
3290 gimple_regimplify_operands on it. Don't create new gimplification
3291 context, nor find referenced vars.
3293 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3296 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
3297 to pointer to vector pointer.
3298 * ipa-prop.c (ipa_propagate_indirect_call_infos,
3299 propagate_info_to_inlined_callees): Likewise.
3300 (update_call_notes_after_inlining): Likewise. Push new indirect edge
3301 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
3302 ipa_check_create_edge_args.
3303 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
3304 argument to pointer to vector pointer.
3305 (cgraph_decide_inlining_of_small_function): Adjust
3306 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
3310 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
3311 optimizing for size, not speed.
3313 PR rtl-optimization/37408
3314 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
3315 if parm is promoted.
3317 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
3319 PR tree-optimization/37375
3320 * tree-scalar-evolution.c (scev_info_str): Add field
3322 (new_scev_info_str, eq_scev_info, find_var_scev_info,
3323 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
3324 set_instantiated_value): Pass instantiated_below.
3325 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
3327 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
3328 the definitions are not instantiated.
3330 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
3331 (block_before_loop): New.
3332 * tree-data-ref.c (dr_analyze_indices): Update uses of
3334 * graphite.c (block_before_scop): New.
3335 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
3336 basic block, not a loop for determining the parameters.
3337 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
3339 (idx_record_params, find_params_in_bb, find_scop_parameters,
3340 build_loop_iteration_domains, add_conditions_to_domain): Update calls
3341 to instantiate_scev.
3343 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
3345 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3349 * ira-build.c (ira_create_allocno): Setup frequency to 0.
3351 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
3352 Check zero freq and increase if necessary.
3354 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3356 * ira-conflicts.c (process_regs_for_copy): Check that the hard
3357 regno is in the right range. Add comments.
3359 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3361 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
3363 * mips-tfile.c (copy_object): Cast alloca result to int *.
3364 * mips-tdump.c (print_symbol): Cast xmalloc return values to
3366 Rename class to sclass.
3367 (read_tfile): Cast read_seek return values to proper types.
3368 Cast xcalloc return value to proper type.
3370 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3372 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
3373 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
3374 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
3376 2008-09-09 Jan Hubicka <jh@suse.cz>
3378 * profile.c (is_edge_inconsistent): Add debug output; ignore
3379 negative count on fake edges.
3380 (is_inconsistent): Add debug output.
3382 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3384 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
3386 (choose_ready): When first insn is chosen from the ready list, also
3389 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3391 PR rtl-optimization/37360
3392 * haifa-sched.c (max_issue): Do not assert that we never issue more
3393 insns than issue_rate. Add comment.
3395 2008-09-09 Richard Guenther <rguenther@suse.de>
3397 * tree-cfg.c (verify_types_in_gimple_op): Remove.
3398 (verify_types_in_gimple_call): Rename to ...
3399 (verify_gimple_call): ... this. Enhance.
3400 (verify_types_in_gimple_cond): Remove.
3401 (verify_gimple_comparison): New function ...
3402 (verify_types_in_gimple_assign): ... split out from here.
3403 (verify_types_in_gimple_return): Rename to ...
3404 (verify_gimple_return): ... this. Enhance.
3405 (verify_types_in_gimple_switch): Rename to ...
3406 (verify_gimple_switch): ... this. Enhance.
3407 (verify_gimple_goto): New function.
3408 (verify_types_in_gimple_phi): Rename to ...
3409 (verify_gimple_phi): ... this. Enhance.
3410 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
3411 Fold in single-statement cases from verify_types_in_gimple_seq_2.
3412 (verify_types_in_gimple_seq_2): Remove cases handled in
3413 verify_types_in_gimple_stmt.
3415 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
3417 * config/bfin/bfin.c (n_regs_to_save): New static variable.
3418 (push_multiple_operation, pop_multiple_operation): Set it.
3419 (workaround_rts_anomaly): New function.
3420 (workaround_speculation): New function, broken out of bfin_reorg.
3421 (bfin_reorg): Call the new functions.
3423 2008-09-09 Richard Guenther <rguenther@suse.de>
3427 * gimplify.c (gimplify_conversion): Change conversions of
3428 non-register type to VIEW_CONVERT_EXPRs.
3429 (gimplify_addr_expr): If we need to make the operand
3430 addressable make sure to use a properly initialized
3431 temporary for that so it gets a valid gimple store.
3433 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
3435 * function.h (struct function): Add function_start_locus.
3436 * cfgexpand.c (gimple_expand_cfg): Use it.
3437 * c-parser.c (c_parser_declaration_or_fndef): Set it.
3439 2008-09-09 Richard Guenther <rguenther@suse.de>
3441 PR tree-optimization/37433
3442 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
3445 2008-09-09 Richard Guenther <rguenther@suse.de>
3447 PR tree-optimization/37387
3448 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
3449 and bits to a common type.
3451 2008-09-09 Nick Clifton <nickc@redhat.com>
3453 * config/v850/v850.md (return): Restore frame size restriction.
3455 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
3457 * c-common.c (c_expand_decl): Remove.
3458 * c-common.h (anon_aggr_type_p): Remove prototype.
3459 (DECL_ANON_UNION_ELEMS): Remove.
3460 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
3461 * c-decl.c (anon_aggr_type_p): Remove.
3462 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
3463 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
3464 * langhooks.h (struct lang_hooks): Remove expand_decl.
3465 * langhooks.c (lhd_expand_decl): Remove.
3466 * stmt.c (expand_anon_union_decl): Remove.
3467 * tree.h (expand_anon_union_decl): Remove prototype.
3469 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
3472 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
3474 * config/avr/avr.md (QISI) : Define mode iterator.
3475 (negated_tst<mode>) : Redefine as split using mode macro.
3476 (reversed_tstqi): Define insn as reversed compare with zero.
3477 (reversed_tsthi): Ditto.
3478 (reversed_tstsi): Ditto.
3480 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3483 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
3484 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
3487 * predict.c (optimize_function_for_size_p): Don't segfault if
3489 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
3490 tree_swap_operands_p): Don't test cfun != NULL before calling
3491 optimize_function_for_s*_p.
3493 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
3495 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
3498 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
3500 * crx/crx.h (IRA_COVER_CLASSES): Define.
3502 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3505 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
3506 even when a stmt has been gimple_modified_p, but after fold_stmt is
3507 not any longer. Remove unneeded may_have_exposed_new_symbols
3510 2008-09-08 Richard Guenther <rguenther@suse.de>
3512 PR tree-optimization/37421
3513 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
3516 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3519 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
3521 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3524 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
3525 * pa-hpux10.h (LINK_SPEC): Likewise.
3526 * pa-hpux11.h (LINK_SPEC): Likewise.
3528 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3530 * pa32-regs.h (IRA_COVER_CLASSES): Define.
3531 * pa64-regs.h (IRA_COVER_CLASSES): Define.
3533 2008-09-07 Helge Deller <deller@gmx.de>
3535 * pa/linux-atomic.c: New file.
3536 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
3537 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
3539 2008-09-07 Richard Guenther <rguenther@suse.de>
3540 Ira Rosen <irar@il.ibm.com>
3542 PR tree-optimization/36630
3543 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
3544 Call STRIP_NOPS before calling evolution_part_in_loop_num.
3546 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
3547 Ira Rosen <irar@il.ibm.com>
3549 PR tree-optimization/35642
3550 * config/rs6000/altivec.md (mulv8hi3): Implement.
3552 2008-09-06 Jeff Law <law@redhat.com>
3554 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
3556 2008-09-06 Jan Hubicka <jh@suse.cz>
3558 PR tree-optimization/14703
3559 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
3561 * passes.c (init_optimization_passes): Recompute inline parameters.
3563 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3565 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
3568 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
3569 Peter Fuerst <post@pfrst.de>
3571 * doc/invoke.texi: Document -mr10k-cache-barrier=.
3572 * doc/extend.texi: Document __builtin_mips_cache.
3573 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
3574 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
3575 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3576 __GCC_HAVE_BUILTIN_MIPS_CACHE.
3577 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
3578 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
3579 (set_push_mips_isas): New variable.
3580 (mips_r10k_cache_barrier): New variable.
3581 (cache): New availability predicate.
3582 (mips_builtins): Add an entry for __builtin_mips_cache.
3583 (mips_build_cvpointer_type): New function.
3584 (MIPS_ATYPE_CVPOINTER): New macro.
3585 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
3587 (r10k_simplified_address_p, r10k_simplify_address)
3588 (r10k_uncached_address_p, r10k_safe_address_p)
3589 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
3590 (r10k_needs_protection_p_call, r10k_needs_protection_p)
3591 (r10k_insert_cache_barriers): New functions.
3592 (mips_reorg_process_insns): Delete cache barriers after a
3593 branch-likely instruction.
3594 (mips_reorg): Call r10k_insert_cache_barriers.
3595 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
3596 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
3597 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
3598 (mips_cache, r10k_cache_barrier): New define_insns.
3600 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3602 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3603 * ira-color.c (setup_allocno_left_conflicts_num): Use
3604 hard_reg_set_equal_p instead of a comparison with
3605 ira_zero_hard_reg_set.
3606 * ira.c (setup_reg_subclasses): Likewise.
3607 (setup_cover_and_important_classes): Likewise.
3608 (setup_class_translate): Likewise.
3609 (setup_reg_class_intersect_union): Likewise.
3610 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3611 (ira_init_once): Don't initialize them.
3613 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3615 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
3617 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3619 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
3621 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3623 Improved branch hints, safe hints, and scheduling.
3625 * haifa-sched.c (sched_emit_insn) : Define.
3626 * sched-int.h (sched_emit_insn) : Add prototype.
3627 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
3628 -mhint-max-distance -msafe-hints) : Document.
3629 * config/spu/spu.c (spu_flag_var_tracking): New.
3630 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
3631 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
3632 TARGET_ASM_FILE_START): Define.
3633 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
3634 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
3635 (spu_emit_branch_hint): Add blocks argument.
3636 (insert_branch_hints, insert_nops): Remove.
3637 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
3638 uses_ls_unit, spu_sched_init_global, spu_sched_init,
3639 spu_sched_reorder, asm_file_start): New functions.
3640 (clock_var, spu_sched_length, pipe0_clock,
3641 pipe1_clock, prev_clock_var, prev_priority,
3642 spu_ls_first, prev_ls_clock): New static variables.
3643 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
3644 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
3645 (nopn_nv): Add a non-volatile version of nop.
3646 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
3647 -mhint-max-distance, -msafe-hints): New options.
3649 2008-09-05 Janis Johnson <janis187@us.ibm.com>
3650 Samuel Tardieu <sam@rfc1149.net>
3652 * opts.c (decode_options): Combine nested if statements.
3655 * opts.c (decode_options): Handle more relationships among
3656 unit-at-a-time, toplevel-reorder, and section-anchors.
3658 2008-09-05 David Daney <ddaney@avtrex.com>
3660 * doc/install.texi (--enable-reduced-reflection): Document new option.
3662 2008-09-05 Bob Wilson <bob.wilson@acm.org>
3664 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
3666 (constantpool_operand): New.
3667 (move_operand): Disallow sub-word modes for the constant pool.
3668 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
3669 (xtensa_secondary_reload_class): Replace with....
3670 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
3671 Set icode for sub-word reloads from the constant pool.
3672 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
3673 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3674 * config/xtensa/xtensa.md (reload<mode>_literal): New.
3675 * config/xtensa/xtensa-protos.h: Update prototypes.
3677 2008-09-05 Joseph Myers <joseph@codesourcery.com>
3679 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
3680 (REG_CLASS_NAMES): Update.
3681 (REG_CLASS_CONTENTS): Update.
3682 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
3683 of ALL_REGS for regs 77 and 78.
3684 * function.c (instantiate_virtual_regs_in_insn): Assert that
3685 return value of simplify_gen_subreg is not NULL.
3687 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
3689 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
3690 (gen_rtvec_v): Fix coding standards.
3692 2008-09-04 Jan Hubicka <jh@suse.cz>
3694 * i386.c (decide_alg): Be more conservative about optimizing for size.
3696 2008-09-04 Ian Lance Taylor <iant@google.com>
3698 * varasm.c (narrowing_initializer_constant_valid_p): New
3700 (initializer_constant_valid_p): Call it.
3702 2008-09-04 Jeff Law <law@redhat.com>
3704 * fold-const.c (native_encode_real): Fix computation of WORDS.
3705 (native_interpret_real): Likewise.
3707 2008-09-04 Janis Johnson <janis187@us.ibm.com>
3709 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
3711 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3713 * ira-conflicts.c (process_regs_for_copy): Check insn to check
3714 that the cost is already taken into account in ira-costs.c
3716 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
3718 * ira-build.c (print_copy, print_copies, ira_debug_copy,
3719 ira_debug_copies): New.
3720 (ira_bulid): Call print_copies.
3722 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
3724 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
3727 * config/rs6000/rs6000.c (optimization_options): Remove check of
3728 flag_toplevel_order.
3730 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3732 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
3733 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
3734 second operand is a reg_imm10_operand.
3735 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
3736 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
3737 (*seq_<GPR:mode><GPR2:mode>): Rename to
3738 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
3740 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
3741 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
3743 (*sne_<GPR:mode><GPR2:mode>): Rename to
3744 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
3747 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3749 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
3750 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
3751 combining an arithmetic right shift by more than 31 and a
3752 trunction. Don't match for out-of-range shift amounts. Set
3753 attribute mode to <MODE>.
3754 (*lshr32_trunc<mode>): Name the pattern combining a logical right
3755 shift by 32 and and a truncation. Set attribute mode to <MODE>.
3756 (*<optab>_trunc<mode>_exts): New pattern for truncated right
3757 shifts by less than 32.
3758 (extv): Change predicate on first operand to accept registers.
3759 Change predicate of the other operands from immediate_operand to
3760 const_int_operand. Expand exts when source is a register.
3761 (extzv): Change predicate of the constant operands from
3762 immediate_operand to const_int_operand.
3763 (extzv<mode>): Change predicate of the constant operands from
3764 immediate_operand to const_int_operand and no constraint. Also
3766 (*extzv_trunc<mode>_exts): New pattern.
3768 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3770 * config/mips/mips.h (ISA_HAS_CINS): New macro.
3771 * config/mips/mips-protos.h (mask_low_and_shift_p,
3772 mask_low_and_shift_len): Declare.
3773 * config/mips/mips.c (mask_low_and_shift_p,
3774 mask_low_and_shift_len): New functions.
3775 (mips_print_operand): Handle new operand prefix "m".
3776 * config/mips/mips.md (*cins<mode>): New pattern.
3778 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3780 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
3781 optimizing for size.
3783 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3785 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
3786 regardless of epilogue_completed.
3788 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3791 * ira-lives.c (process_bb_node_lives): Check setjmp.
3793 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3796 * ira-build.c (form_loop_tree): Reverse BB walk.
3797 (create_bb_allocnos): Likewise.
3798 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
3799 (mark_reg_store): Rename to...
3800 (mark_ref_live): ...this and take a df_ref argument instead of
3801 note_stores arguments. Assert that we have a register.
3802 (mark_reg_clobber): Delete.
3803 (def_conflicts_with_inputs_p): New function.
3804 (mark_reg_conflicts): Delete.
3805 (mark_reg_death): Rename to...
3806 (mark_ref_dead): ...this and take a df_ref argument instead of
3807 a register. Assert that we have a register.
3808 (process_bb_node_lives): Hoist frequency calculation out of
3809 instruction walk. Convert from a forwards scan to a backwards scan.
3810 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
3811 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
3812 (create_allocno_live_ranges): Don't create regs_set.
3814 2008-09-04 Ian Lance Taylor <iant@google.com>
3816 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
3817 or REG_LABEL_TARGET.
3818 * calls.c (emit_library_call_value_1): Use MEM_P rather than
3819 comparing MODE with MEM.
3820 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
3821 comparing with GF_PREDICT_TAKEN.
3822 (gimple_get_lhs): Change code to enum gimple_code.
3823 (gimple_set_lhs): Likewise.
3824 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
3825 * omp-low.c (find_omp_clause): Change kind parameter to enum
3827 * tree-flow.h (find_omp_clause): Update declaration.
3828 * regrename.c (clear_dead_regs): Change kind parameter to enum
3830 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
3832 * see.c (see_get_extension_data): Change return type to enum
3833 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
3834 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
3835 (see_gen_normalized_extension): Change extension_code parameter to
3837 (see_seek_pre_extension_expr): Change extension_code to enum
3839 (see_merge_one_def_extension): Likewise.
3840 (see_handle_relevant_defs): Likewise.
3841 (see_handle_relevant_uses): Likewise.
3842 (see_analyze_one_def): Likewise.
3843 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
3844 GIMPLE_ASM rather than ASM_EXPR.
3845 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
3846 GIMPLE_RETURN rather than RETURN_EXPR.
3847 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
3848 (evaluate_stmt): Likewise.
3849 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
3850 to enum vect_relevant.
3851 (vect_mark_stmts_to_be_vectorized): Change assertion to not
3852 compare gimple codes with tree codes.
3854 2008-09-04 Paul Brook <paul@codesourcery.com>
3856 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
3858 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3860 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
3861 pointer check lost in the recent no-unit-at-a-time patch.
3863 2008-09-04 Jan Hubicka <jh@suse.cz>
3866 * tree-switch-conversion.c (check_final_bb): Accept only IP
3869 2008-09-04 Jan Hubicka <jh@suse.cz>
3871 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
3873 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
3874 using_ranges argument.
3875 (vrp_evaluate_conditional): Avoid bogus warning for type range.
3876 (vrp_visit_cond_stmt): Update call of
3877 vrp_evaluate_conditional_warnv_with_ops
3879 2008-09-04 Jan Hubicka <jh@suse.cz>
3881 PR tree-optimization/37345
3882 PR tree-optimization/37358
3883 PR tree-optimization/37357
3884 * tree.c (build_function_type_skip_args): Build distinct type copy;
3886 (build_function_decl_skip_args): Set type of new decl not orig decl;
3887 clear DECL_VINDEX for methods turned into functions.
3889 2008-09-04 Nick Clifton <nickc@redhat.com>
3891 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
3892 * configure: Regenerate.
3893 * config.in: Regenerate.
3894 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
3895 alignment field, if it is supported.
3897 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
3899 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
3902 2008-09-03 David Edelsohn <edelsohn@gnu.org>
3904 * config/rs6000/rs6000.c (processor_target_table): Do not
3905 enable VMX for POWER6.
3907 2008-09-03 Anton Blanchard <anton@samba.org>
3909 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
3910 emit memory barrier before operation.
3912 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
3915 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
3916 default_elf_asm_output_external.
3918 2008-09-03 Jeff Law <law@redhat.com>
3920 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
3922 2008-09-03 Richard Henderson <rth@redhat.com>
3924 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
3925 memory barrier to below the test-and-set.
3926 (alpha_split_lock_test_and_set_12): Likewise.
3928 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3932 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
3935 * ira-color.c (print_loop_title): Use all_allocnos.
3936 (color_pass): Ditto. Don't add border_allocnos. Check that
3937 subloop allocno in the correspdoning bitmap all_allocnos.
3939 * ira-emit.c (change_loop): Use all_allocnos.
3941 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
3942 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
3943 (create_cap_allocno): Remove setting mentioned_allocnos.
3944 (create_insn_allocnos): Ditto.
3945 (remove_unnecessary_allocnos): Use all_allocnos.
3946 (check_allocno_creation): Check that allocnos are in the
3947 corresponding bitmap all_allocnos.
3949 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3953 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
3954 (process_regs_for_copy): Process subregs. Refine check when cost
3955 is taken into account in ira-costs.c.
3956 (process_reg_shuffles): Use REG_SUBREG_P.
3957 (add_insn_allocno_copies): Ditto. Ignore modes.
3959 * ira-color.c (conflict_allocno_vec): New.
3960 (COST_HOP_DIVISOR): New macro.
3961 (update_copy_costs_1): Use it.
3962 (update_conflict_hard_regno_costs): New function.
3963 (assign_hard_reg): Use it.
3964 (ira_color): Allocate and free conflict_allocno_vec.
3966 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3970 * ira-int.h (ira_sort_insn_chain): Remove.
3972 * ira.c (basic_block_order_nums, chain_insn_order,
3973 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
3974 (ira): Don't call ira_sort_insn_chain.
3976 * reload1.c (reload): Don't call ira_sort_insn_chain.
3978 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3981 * cgraphunit.c (update_call_expr): Remove eh regions from statements
3982 which become non throw.
3983 (cgraph_function_versioning): Also clear DECL_WEAK. Call
3984 update_call_expr after updating the flags on the decl.
3986 2008-09-03 Jan Hubicka <jh@suse.cz>
3988 PR tree-optimization/37315
3989 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
3990 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
3991 (cgraph_analyze_functions): Use node->analyzed
3992 (cgraph_mark_functions_to_output): Likewise.
3993 (cgraph_expand_function): All functions can be released after
3995 (cgraph_optimize): Use gimple_has_body_p.
3996 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
3997 (cgraph_decide_inlining_incrementally): Likewise.
3998 (inline_transform): Inline transform.
3999 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
4001 (inlinable_function_p): Drop gimple_body check.
4002 (expand_call_inline): Use gimple_has_body_p.
4003 * gimple.c (gimple_has_body_p): New.
4004 * gimple.h (gimple_has_body_p): Add prototype.
4005 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
4006 (dump_function_to_file): Use gimple_has_body_p check.
4008 2008-09-03 Jakub Jelinek <jakub@redhat.com>
4011 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
4013 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
4015 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4017 From Michael Frysinger <michael.frysinger@analog.com>
4018 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
4019 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
4022 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
4025 * doc/extend.texi: Document picoChip builtin functions.
4026 * doc/invoke.texi: Document picoChip options.
4027 * doc/contrib.texi: Add picoChip contribution.
4028 * doc/md.texi: Document picoChip constraints.
4029 * config.gcc: Add picochip-*-*.
4030 * config/picochip/: Add new port.
4032 2008-09-03 Richard Guenther <rguenther@suse.de>
4034 PR tree-optimization/37328
4035 * tree-sra.c (sra_build_assignment): Gimplify properly.
4036 (generate_copy_inout): Take the correct stmt as definition,
4037 remove bogus assert.
4039 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4041 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
4044 From Michael Frysinger <michael.frysinger@analog.com>
4045 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
4047 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
4049 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
4050 (__gthread_setspecific): Revert 2008-08-31 change to
4051 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
4053 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
4055 * diagnostic.c (error_at): New.
4056 * toplev.h (error_at): New prototype.
4057 * c-typeck.c (build_array_ref): Call error_at instead of error.
4058 Pass location to pedwarn.
4060 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
4062 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
4064 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4066 * dwarf2out.c (tree_add_const_value_attribute): Only handle
4067 VAR_DECL and CONST_DECL.
4069 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4070 Jakub Jelinek <jakub@redhat.com>
4072 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
4073 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
4074 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
4075 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
4076 Don't set ix86_save_varrargs_registers.
4077 (ix86_setup_incoming_varargs): Assume cum != NULL.
4078 (ix86_va_start): Check ix86_varargs_gpr_size and
4079 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
4080 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
4081 from frame pointer if ix86_varargs_gpr_size == 0.
4082 (ix86_compute_frame_layout): Updated.
4083 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
4084 (ix86_varargs_gpr_size): Define.
4085 (ix86_varargs_fpr_size): Likewise.
4086 (machine_function): Remove save_varrargs_registers.
4087 Add varargs_gpr_size and varargs_fpr_size.
4089 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4091 * config/alpha/alpha.c (va_list_skip_additions,
4092 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
4093 (alpha_gimplify_va_arg): Call unshare_expr on second use of
4096 PR tree-optimization/36766
4097 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
4098 for already removed basic blocks.
4101 * real.c (real_maxval): Clear a lower bit to make real_maxval
4102 match get_max_float for IBM long double format.
4104 2008-09-02 Andreas Schwab <schwab@suse.de>
4106 * configure.ac: Use m4_quote to quote the expansion of m4_do.
4107 * configure: Regenerate.
4109 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
4111 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
4112 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
4113 checking for a non-VOID CONSTANT_P.
4115 2008-09-02 Jan Hubicka <jh@suse.cz>
4117 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
4118 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
4121 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4123 * expr.c (emit_group_store): Don't assert stack temp mode size.
4125 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
4126 Tobias Grosser <grosser@fim.uni-passau.de>
4127 Jan Sjodin <jan.sjodin@amd.com>
4128 Harsha Jagasia <harsha.jagasia@amd.com>
4129 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4130 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4131 Adrien Eliche <aeliche@isty.uvsq.fr>
4133 Merge from graphite branch.
4136 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
4137 * doc/invoke.texi (-floop-block, -floop-interchange,
4138 -floop-strip-mine): Document new flags.
4139 * tree-into-ssa.c (gimple_vec): Moved...
4140 * tree-loop-distribution.c (rdg_component): Moved...
4141 * cfgloopmanip.c: Include tree-flow.h.
4142 (update_dominators_in_loop): New.
4143 (create_empty_if_region_on_edge): New.
4144 (create_empty_loop_on_edge): New.
4145 (loopify): Use update_dominators_in_loop.
4146 * tree-pass.h (pass_graphite_transforms): Declared.
4147 * configure: Regenerate.
4148 * tree-phinodes.c (make_phi_node): Export.
4149 (add_phi_node_to_bb): New, split from create_phi_node.
4150 * tree-chrec.c (for_each_scev_op): New.
4151 * tree-chrec.h (for_each_scev_op): Declared.
4152 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4153 (remove_statement): Call get_phi_with_result.
4154 * config.in (HAVE_cloog): Undef.
4155 * gdbinit.in (pgg): New.
4156 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
4157 * tree-ssa-loop.c (graphite_transforms): New.
4158 (gate_graphite_transforms): New.
4159 (pass_graphite_transforms): New.
4160 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
4161 HAVE_cloog): Defined.
4162 * tree-vectorizer.c (rename_variables_in_bb): Export.
4163 * tree-data-ref.c (dr_may_alias_p): Export.
4164 (stmt_simple_memref_p): New.
4165 (find_data_references_in_stmt): Export.
4166 (find_data_references_in_loop): Export.
4167 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
4168 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
4169 (create_rdg_vertices): Export.
4170 (build_empty_rdg): New.
4171 (build_rdg): Call build_empty_rdg. Free dependence_relations.
4172 * tree-data-ref.h (rdg_component): ... here.
4174 (struct data_reference): Add a field scop.
4176 (find_data_references_in_loop): Declared.
4177 (find_data_references_in_stmt): Declared.
4178 (create_rdg_vertices): Declared.
4179 (dr_may_alias_p): Declared.
4180 (stmt_simple_memref_p): Declared.
4181 (struct rdg_edge): Add a field ddr_p relation.
4182 (build_empty_rdg): Declared.
4183 * lambda.h (lambda_matrix): Declare a VEC of.
4184 (find_induction_var_from_exit_cond): Declared.
4185 (lambda_vector_compare): New.
4186 * common.opt (fgraphite, floop-strip-mine,
4187 floop-interchange, floop-block): New flags.
4188 * lambda-code.c (find_induction_var_from_exit_cond): Export.
4189 * cfgloop.c (is_loop_exit): New.
4190 * cfgloop.h (is_loop_exit): Declared.
4191 (create_empty_if_region_on_edge): Declared.
4192 (create_empty_loop_on_edge): Declared.
4193 * tree-flow.h (add_phi_node_to_bb): Declared.
4194 (make_phi_node): Declared.
4195 (rename_variables_in_bb): Declared.
4196 (perfect_loop_nest_depth): Declared.
4197 (graphite_transform_loops): Declared.
4198 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
4199 (graphite.o-warn): Add -Wno-error.
4200 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
4201 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
4202 (INCLUDES): Add PPLINC, CLOOGINC.
4203 (OBJS-common): Add graphite.o.
4204 (graphite.o): Add rule.
4205 * gimple.h (gimple_vec): ... here.
4206 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
4207 * passes.c (init_optimization_passes): Schedule
4208 pass_graphite_transforms.
4210 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
4213 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
4214 and -fno-toplevel-reorder after handle_options.
4216 2008-09-02 Paul Brook <paul@codesourcery.com>
4218 * config/arm/arm.c (arm_tune_cortex_a9): Define.
4219 (arm_override_options): Set arm_tune_cortex_a9.
4220 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
4221 (arm_issue_rate): Handle cortexa9.
4222 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
4223 * config/arm/arm-cores.def: Add cortex-a9.
4224 * config/arm/arm-tune.md: Regenerate.
4225 * config/arm/arm.md: Include cortex-a9.md.
4226 (generic_sched, generic_vfp): Add cortexa9.
4227 * config/arm/cortex-a9.md: New file.
4229 2008-09-02 Richard Guenther <rguenther@suse.de>
4231 PR tree-optimization/37327
4232 * tree-vrp.c (register_new_assert_for): Make sure to not have
4233 TREE_OVERFLOW set on the bound.
4235 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
4237 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
4239 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
4240 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
4243 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
4245 * gcc/config/spu/spu.md (divdf3): Removed.
4247 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4249 PR tree-optimization/37095
4250 * cgraph.c (cgraph_node): When creating new cgraph node after
4251 assembler_name_hash has been populated, record it in the hash
4254 2008-09-01 Paul Brook <paul@codesourcery.com>
4256 * doc/invoke.texi: Document -mword-relocations.
4257 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4258 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4259 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4260 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
4261 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
4262 (arm_emit_movpair): New function.
4263 (arm_print_operand <c>): Handle sybolic addresses.
4264 * config/arm/arm.h (TARGET_USE_MOVT): Define.
4265 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4266 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
4267 * config/arm/arm.opt: Add -mword-relocations.
4268 * config/arm/arm.md (movsi): Use arm_emit_movpair.
4269 (arm_movt, arm_movw): New.
4271 2008-09-01 Paul Brook <paul@codesourcery.com>
4273 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
4274 Allow Interworking on ARMv4 EABI based targets.
4275 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
4276 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
4278 2008-09-01 Paul Brook <paul@codesourcery.com>
4280 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
4281 optimized LT0 test. Remove optimization for GT.
4283 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4285 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
4286 openmp applications.
4287 * pa-hpux11.h (LIB_SPEC): Likewise.
4289 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
4292 2008-09-01 Jan Hubicka <jh@suse.cz>
4294 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
4295 present, use only counts; when guessed use only frequencies.
4296 (estimate_bb_frequencies): Use function_frequency.
4297 * profile.c (compute_branch_probabilities): Exit early when
4298 profile reading failed. Set profile_status.
4299 (branch_prob): Do not set profile_status.
4301 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
4303 * tree.c (protected_set_expr_location): New.
4304 * tree.h (protected_set_expr_location): New prototype.
4305 * c-tree.h (build_array_ref): Add argument.
4306 (parser_build_unary_op): Same.
4307 * c-typeck.c (build_indirect_ref): Handle new location argument.
4308 (build_array_ref): Same.
4309 (parser_build_unary_op): Same.
4310 * gimplify.c (gimplify_asm_expr): Set input_location before calling
4312 * c-omp.c (c_finish_omp_atomic): Pass location when calling
4314 * c-common.c (finish_label_address_expr): Handle new location argument.
4315 * c-common.h (build_indirect_ref): Add argument.
4316 (finish_label_address_expr): Same.
4317 * c-parser.c (c_parser_unary_expression): Pass location to build
4319 (c_parser_postfix_expression): Same.
4321 2008-09-01 Paul Brook <paul@codesourcery.com>
4323 * config/arm/arm.md: Include cortex-r4f.md.
4324 (attr fpu): Update type list.
4325 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
4326 fconstd, fcmps and fcmpd.
4327 (attr tune_cortexr4): Define.
4328 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
4329 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
4330 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
4331 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
4332 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
4333 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
4334 cortex_a8_vfp_farith: Ditto.
4335 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
4336 * config/arm/cortex-r4.md: Use tune_cortexr4.
4337 * config/arm/cortex-r4f.md: New file.
4339 2008-09-01 Richard Guenther <rguenther@suse.de>
4341 PR tree-optimization/37305
4342 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
4343 the result of constant conversions.
4344 (fold_gimple_assign): Likewise.
4346 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4348 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
4349 #ifdef ENABLE_CHECKING.
4351 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4353 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
4354 * sched-int.h (print_insn, print_pattern, print_value): Declare also
4355 when !INSN_SCHEDULING.
4357 2008-09-01 Andreas Schwab <schwab@suse.de>
4359 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
4361 2008-09-01 Paul Brook <paul@codesourcery.com>
4363 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
4365 2008-09-01 Jan Hubicka <jh@suse.cz>
4367 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
4369 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
4371 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
4372 * gimplify.c (gimplify_init_constructor): Add speed operand.
4373 * tree-sra.c (decide_block_copy): Likewise.
4374 * tree-inline.c (estimate_move_cost): Likewise.
4375 * config/alpha/alpha.h (MOVE_RATIO): Update.
4376 * config/frv/frv.c (MOVE_RATIO): Update.
4377 * config/spu/spu.h (MOVE_RATIO): Update.
4378 * config/sparc/sparc.h (MOVE_RATIO): Update.
4379 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
4380 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
4381 * config/cris/cris.h (MOVE_RATIO): Update.
4382 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
4383 * config/arm/arm.h (MOVE_RATIO): Update.
4384 * config/pa/pa.md: Update uses of MOVE_RATIO
4385 * config/pa/pa.h (MOVE_RATIO): Update.
4386 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
4387 CLEAR_RATIO, SET_RATIO): Update.
4388 * config/h8300/h8300.h (MOVE_RATIO): Update.
4389 * config/v850/v850.h (MOVE_RATIO): Update.
4390 * config/bfin/bfin.h (MOVE_RATIO): Update.
4392 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
4393 Dmitry Melnik <dm@ispras.ru>
4394 Dmitry Zhurikhin <zhur@ispras.ru>
4395 Alexander Monakov <amonakov@ispras.ru>
4396 Maxim Kuvyrkov <maxim@codesourcery.com>
4398 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
4399 sel-sched-dump.c, sel-sched-ir.c: New files.
4400 * Makefile.in (OBJS-common): Add selective scheduling object files.
4401 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
4402 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
4403 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
4404 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
4405 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
4406 (make_forwarder_block): Update loop latch if we have redirected
4407 the loop latch edge.
4408 * cfgloop.c (get_loop_body_in_custom_order): New function.
4409 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
4410 (CP_FALLTHRU_PREHEADERS): Likewise.
4411 (get_loop_body_in_custom_order): Declare.
4412 * cfgloopmanip.c (has_preds_from_loop): New.
4413 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
4414 Assert that the preheader edge will be fall thru when it is set.
4415 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
4416 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
4417 fsel-sched-substitution, fselective-scheduling): New flags.
4418 * cse.c (hash_rtx_cb): New.
4420 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
4421 sel_sched_insn_cnt): New counters.
4422 * final.c (compute_alignments): Export. Free dominance
4423 info after loop_optimizer_finalize.
4424 * genattr.c (main): Output maximal_insn_latency prototype.
4425 * genautomata.c (output_default_latencies): New.
4426 Factor its code from ...
4427 (output_internal_insn_latency_func): ... here.
4428 (output_internal_maximal_insn_latency_func): New.
4429 (output_maximal_insn_latency_func): New.
4430 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
4431 (struct hard_reg_set_iterator): New.
4432 (hard_reg_set_iter_init, hard_reg_set_iter_set,
4433 hard_reg_set_iter_next): New functions.
4434 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
4435 * lists.c (remove_free_INSN_LIST_node,
4436 remove_free_EXPR_LIST_node): New functions.
4437 * loop-init.c (loop_optimizer_init): When
4438 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
4439 calling create_preheaders.
4440 (loop_optimizer_finalize): Do not verify flow info after reload.
4441 * recog.c (validate_replace_rtx_1): New parameter simplify.
4442 Default it to true. Update all uses. Factor out simplifying
4444 (simplify_while_replacing): ... this new function.
4445 (validate_replace_rtx_part,
4446 validate_replace_rtx_part_nosimplify): New.
4447 * recog.h (validate_replace_rtx_part,
4448 validate_replace_rtx_part_nosimplify): Declare.
4449 * rtl.c (rtx_equal_p_cb): New.
4450 (rtx_equal_p): Use it.
4451 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
4452 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
4453 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
4454 * vecprim.h: Add a vector type for unsigned int.
4455 * haifa-sched.c: Include vecprim.h and cfgloop.h.
4456 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
4457 ready_try, cycle_issued_insns, spec_info): Make global.
4458 (readyp): Initialize.
4459 (dfa_lookahead): New global variable.
4460 (old_max_uid, old_last_basic_block): Remove.
4461 (h_i_d): Make it a vector.
4462 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
4464 (after_recovery, adding_bb_to_current_region_p):
4465 New variables to handle correct insertion of the recovery code.
4466 (struct ready_list): Move declaration to sched-int.h.
4467 (rgn_n_insns): Removed.
4468 (rtx_vec_t): Move to sched-int.h.
4469 (find_insn_reg_weight): Remove.
4470 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
4471 (haifa_init_h_i_d, haifa_finish_h_i_d):
4472 New functions to initialize / finalize haifa instruction data.
4473 (extend_h_i_d, init_h_i_d): Rewrite.
4474 (unlink_other_notes): Move logic to add_to_note_list. Handle
4475 selective scheduler.
4476 (ready_lastpos, ready_element, ready_sort, reemit_notes,
4477 find_fallthru_edge): Make global, remove static prototypes.
4478 (max_issue): Make global. Add privileged_n and state parameters. Use
4480 (extend_global, extend_all): Removed.
4481 (init_before_recovery): Add new param. Fix the handling of the case
4482 when we insert a recovery code before the EXIT which has a predecessor
4483 with a fallthrough edge to it.
4484 (create_recovery_block): Make global. Rename to
4485 sched_create_recovery_block. Update.
4486 (change_pattern): Rename to sched_change_pattern. Make global.
4487 (speculate_insn): Rename to sched_speculate_insn. Make global.
4488 Split haifa-specific functionality into ...
4489 (haifa_change_pattern): New static function.
4490 (sched_extend_bb): New static function.
4491 (sched_init_bbs): New function.
4492 (current_sched_info): Change type to struct haifa_sched_info.
4493 (insn_cost): Adjust for selective scheduling.
4494 (dep_cost_1): New function. Move logic from ...
4495 (dep_cost): ... here.
4496 (dep_cost): Use dep_cost_1.
4497 (contributes_to_priority_p): Use sched_deps_info instead of
4499 (priority): Adjust to work with selective scheduling. Process the
4500 corner case when all dependencies don't contribute to priority.
4501 (rank_for_schedule): Use ds_weak instead of dep_weak.
4502 (advance_state): New function. Move logic from ...
4503 (advance_one_cycle): ... here.
4504 (add_to_note_list, concat_note_lists): New functions.
4505 (rm_other_notes): Make static. Adjust for selective scheduling.
4506 (remove_notes, restore_other_notes): New functions.
4507 (move_insn): Add two arguments. Update assert. Don't call
4509 (choose_ready): Remove lookahead variable, use dfa_lookahead.
4510 Remove more_issue, max_points. Move the code to initialize
4511 max_lookahead_tries to max_issue.
4512 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
4513 ready. Adjust use of move_insn. Call restore_other_notes.
4515 (sched_init, sched_finish): Move Haifa-specific initialization/
4517 (haifa_sched_init, haifa_sched_finish): ... respectively.
4519 (setup_sched_dump): New function.
4520 (haifa_init_only_bb): New static function.
4521 (haifa_speculate_insn): New static function.
4522 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
4523 (extend_ready, extend_all): Remove.
4524 (sched_extend_ready_list, sched_finish_ready_list): New functions.
4525 (create_check_block_twin, add_to_speculative_block): Use
4526 haifa_insns_init instead of extend_global. Update to use new
4527 initialization functions. Change parameter. Factor out code from
4528 create_check_block_twin to ...
4529 (sched_create_recovery_edges) ... this new function.
4530 (add_block): Remove.
4531 (sched_scan_info): New.
4532 (extend_bb): Use sched_scan_info.
4533 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
4534 static functions for walking through scheduling region.
4535 (sched_luids): New vector variable to replace uid_to_luid.
4536 (luids_extend_insn): New function.
4537 (sched_max_luid): New variable.
4538 (luids_init_insn): New function.
4539 (sched_init_luids, sched_finish_luids): New functions.
4540 (insn_luid): New debug function.
4541 (sched_extend_target): New function.
4542 (haifa_init_insn): New static function.
4543 (sched_init_only_bb): New hook.
4544 (sched_split_block): New hook.
4545 (sched_split_block_1): New function.
4546 (sched_create_empty_bb): New hook.
4547 (sched_create_empty_bb_1): New function.
4548 (common_sched_info, ready): New global variables.
4549 (current_sched_info_var): Remove.
4550 (move_block_after_check): Use common_sched_info.
4551 (haifa_luid_for_non_insn): New static function.
4552 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
4553 (increase_insn_priority): New.
4554 * modulo-sched.c: (issue_rate): Remove static declaration.
4555 (sms_sched_info): Change type to haifa_sched_info.
4556 (sms_sched_deps_info, sms_common_sched_info): New variables.
4557 (setup_sched_infos): New.
4558 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
4559 Do not call regstat_free_calls_crossed.
4560 (sms_print_insn): Use const_rtx.
4561 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
4562 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
4563 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
4564 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
4565 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
4566 current_sched_info to use it.
4567 (enum reg_pending_barrier_mode): Move to sched-int.h.
4568 (h_d_i_d): New variable. Initialize to NULL.
4569 ({true, output, anti, spec, forward}_dependency_cache): Initialize
4571 (estimate_dep_weak): Remove static declaration.
4572 (sched_has_condition_p): New function. Adjust users of
4573 sched_get_condition to use it instead.
4574 (conditions_mutex_p): Add arguments indicating which conditions are
4576 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
4577 argument to indicate whether returned condition is reversed. Do not
4578 generate new rtx when condition should be reversed; indicate it by
4579 setting new argument instead.
4580 (add_dependence_list_and_free): Add deps parameter.
4581 Update all users. Do not free dependence list when
4582 deps context is readonly.
4583 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
4585 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
4586 (remove_from_deps): New. Use the above functions.
4587 (cur_insn, can_start_lhs_rhs_p): New static variables.
4588 (add_or_update_back_dep_1): Initialize present_dep_type.
4589 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
4590 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
4591 haifa_note_dep): New functions implementing dependence hooks for
4592 the Haifa scheduler.
4593 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
4594 note_dep): New functions.
4595 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
4597 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
4598 (free_deps): Initialize deps->reg_last.
4599 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
4600 sched_analyze_insn): Update to use dependency hooks infrastructure
4601 and readonly contexts.
4602 (deps_analyze_insn): New function. Move part of logic from ...
4603 (sched_analyze): ... here. Also move some logic to ...
4604 (deps_start_bb): ... here. New function.
4605 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
4607 (sched_deps_init): New function. Move code from ...
4608 (init_dependency_caches): ... here. Remove.
4609 (init_deps_data_vector): New.
4610 (sched_deps_finish): New function. Move code from ...
4611 (free_dependency_caches): ... here. Remove.
4612 (init_deps_global, finish_deps_global): Adjust for use with
4613 selective scheduling.
4614 (get_dep_weak): Move logic to ...
4615 (get_dep_weak_1): New function.
4616 (ds_merge): Move logic to ...
4617 (ds_merge_1): New static function.
4618 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
4619 (ds_get_max_dep_weak): New function.
4620 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
4621 (n_insns): Rename to rgn_n_insns.
4622 (debug_ebb_dependencies): New function.
4623 (init_ready_list): Use it.
4624 (begin_schedule_ready): Use sched_init_only_bb.
4625 (ebb_print_insn): Indicate when an insn starts a new cycle.
4626 (contributes_to_priority, compute_jump_reg_dependencies,
4627 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
4628 (add_block1): Remove to ebb_add_block.
4629 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
4630 (schedule_ebb): Initialize them. Use remove_notes instead of
4631 rm_other_notes. Use haifa_local_init/finish.
4632 (schedule_ebbs): Use haifa_sched_init/finish.
4633 * sched-int.h: Include vecprim.h, remove rtl.h.
4634 (struct ready_list): Delete declaration.
4635 (sched_verbose_param, enum sched_pass_id_t,
4636 bb_vec_t, insn_vec_t, rtx_vec_t): New.
4637 (struct sched_scan_info_def): New structure.
4638 (sched_scan_info, sched_scan, sched_init_bbs,
4639 sched_init_luids, sched_finish_luids, sched_extend_target,
4640 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
4641 (struct common_sched_info_def): New.
4642 (common_sched_info, haifa_common_sched_info,
4643 sched_emulate_haifa_p): Declare.
4645 (sched_luids): Declare.
4646 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
4647 (sched_max_luid, insn_luid): Declare.
4648 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
4649 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
4650 print_insn, print_pattern, print_value, haifa_classify_insn,
4651 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
4652 setup_sched_dump, sched_init, sched_finish,
4653 sel_insn_is_speculation_check): Export.
4654 (struct ready_list): Move from haifa-sched.c.
4655 (ready_try, ready, max_issue): Export.
4656 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
4657 sched_init_only_bb, sched_split_block, sched_split_block_1,
4658 sched_create_empty_bb, sched_create_empty_bb_1,
4659 sched_create_recovery_block, sched_create_recovery_edges): Export.
4660 (enum reg_pending_barrier_mode): Export.
4661 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
4663 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
4664 print_insn field. Move add_block and fix_recovery_cfg to
4665 common_sched_info_def. Move compute_jump_reg_dependencies,
4667 (struct sched_deps_info_def): ... this new structure.
4668 (sched_deps_info): Declare.
4669 (struct spec_info_def): Remove weakness_cutoff, add
4670 data_weakness_cutoff and control_weakness_cutoff.
4671 (spec_info): Declare.
4672 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
4674 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
4675 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
4676 (current_sched_info): Change type to struct haifa_sched_info.
4677 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
4678 (h_d_i_d): New variable.
4679 (HDID): New accessor macro.
4680 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
4681 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
4683 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
4684 (enum SCHED_FLAGS): Update for selective scheduler.
4685 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
4686 (init_dependency_caches, free_dependency_caches): Delete declarations.
4687 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
4688 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
4689 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
4690 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
4691 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
4693 (rm_other_notes): Delete declaration.
4694 (schedule_block): Remove one argument.
4695 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
4696 ready_element, ready_lastpos, sched_extend_ready_list,
4697 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
4698 concat_note_lists): Export.
4699 (struct region): Move from sched-rgn.h.
4700 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4701 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4702 BLOCK_TO_BB, CONTAINING_RGN): Export.
4703 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
4704 (current_nr_blocks, current_blocks, target_bb): Likewise.
4705 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
4706 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
4707 sched_rgn_local_init, extend_regions,
4708 rgn_make_new_region_out_of_new_block, compute_priorities,
4709 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
4710 extend_rgns, deps_join rgn_setup_common_sched_info,
4711 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
4712 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
4713 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
4714 increase_insn_priority): Likewise.
4715 * sched-rgn.c: Include sel-sched.h.
4716 (ref_counts): New static variable. Use it ...
4717 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
4718 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
4719 (sched_is_disabled_for_current_region_p): Delete static declaration.
4720 (struct region): Move to sched-int.h.
4721 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4722 ebb_head): Define and initialize.
4723 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4724 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
4725 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
4727 (find_single_block_region): Add new argument to indicate that EBB
4728 regions should be constructed.
4729 (debug_live): Delete declaration.
4730 (current_nr_blocks, current_blocks, target_bb):
4731 Remove static qualifiers.
4732 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
4734 (init_regions): Delete declaration.
4735 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
4736 rgn_estimate_number_of_insns): New.
4737 (too_large): Use estimate_number_of_insns.
4738 (haifa_find_rgns): New. Move the code from ...
4739 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
4740 (free_trg_info): New.
4741 (compute_trg_info): Allocate candidate tables here instead of ...
4742 (init_ready_list): ... here.
4743 (rgn_print_insn): Use const_rtx.
4744 (contributes_to_priority, extend_regions): Delete static declaration.
4745 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
4746 (add_block1): Rename to rgn_add_block.
4747 (debug_rgn_dependencies): Delete static qualifier.
4748 (new_ready): Use sched_deps_info. Simplify.
4749 (rgn_common_sched_info, rgn_const_sched_deps_info,
4750 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
4752 (region_sched_info): Rename to rgn_const_sched_info.
4753 (deps_join): New, extracted from ...
4754 (propagate_deps): ... here.
4755 (compute_block_dependences, debug_dependencies): Update for selective
4757 (free_rgn_deps, compute_priorities): New functions.
4758 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
4759 sched_rgn_compute_dependencies): New functions.
4760 (schedule_region): Use them.
4761 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
4762 rgn_setup_common_sched_info, rgn_setup_sched_infos):
4764 (schedule_insns): Call new functions that were split out.
4765 (rgn_make_new_region_out_of_new_block): New.
4766 (get_rgn_sched_max_insns_priority): New.
4767 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
4768 scheduling when appropriate.
4769 * sched-vis.c: Include insn-attr.h.
4770 (print_value, print_pattern): Make global.
4771 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
4772 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
4773 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
4774 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
4775 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
4776 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
4777 hooks. Initialize them to 0.
4778 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
4779 * target.h (struct gcc_target): Add them. Rename gen_check field to
4781 * flags.h (sel_sched_switch_set): Declare.
4782 * opts.c (sel_sched_switch_set): New variable.
4783 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
4784 pipelining is disabled from command line.
4785 (common_handle_option): Record whether selective scheduling is
4786 requested from command line.
4787 * doc/invoke.texi: Document new flags and parameters.
4788 * doc/tm.texi: Document new target hooks.
4789 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
4791 (dfa_state_size): Do not declare locally.
4792 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
4793 * config/rs6000/rs6000.c (rs6000_init_sched_context,
4794 rs6000_alloc_sched_context, rs6000_set_sched_context,
4795 rs6000_free_sched_context): New functions.
4796 (struct _rs6000_sched_context): New.
4797 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
4799 (rs6000_sched_finish): Do not run for selective scheduling.
4801 2008-08-31 Jan Hubicka <jh@suse.cz>
4803 * frv.c (frv_rtx_costs): Update forward declaration.
4804 * spu.c (spu_rtx_costs): Likewise.
4805 * pdp11.c: Include df.h
4806 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
4807 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
4808 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
4809 * iq2000.c (iq2000_address_cost): Add speed argument.
4810 (iq2000_rtx_costs): Likewise.
4811 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
4812 update call of mn10300_address_cost.
4813 * mcore.c: Include df.h
4814 (mcore_rtx_costs): Update prototype.
4815 * score3.c: Include df.h
4816 (score3_rtx_costs): Remove speed argument.
4817 * score7.c: Include df.h
4818 (score7_address_cost): Remove speed argument.
4819 * score-protos.h (score_address_cost): Update prototype.
4820 * score.c: Include df.h
4821 (score_rtx_costs): Update call of costs functions.
4822 * v850.c (v850_rtx_costs): Add bool argument.
4824 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
4826 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
4828 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4830 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
4831 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
4833 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4835 * mkmap-flat.awk: Add option pe_dll.
4836 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
4837 * config/i386/t-cygwin (SHLIB_LC): Add.
4838 * config/i386/t-mingw32 (SHLIB_LC): Add.
4839 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
4840 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
4841 (LINK_SPEC): Support libgcc_s.
4842 (LIBGCC_SPEC): Support libgcc_s.
4843 (LIBGCC_SONAME): New.
4845 2008-08-31 Jan Hubicka <jh@suse.cz>
4847 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
4848 mistakely had old version of patch.
4850 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
4851 (ipcp_estimate_growth): New.
4852 (ipcp_insert_stage): Use ipcp_estimate_growth.
4853 * profile.c (branch_prob): When reading failed, do not consider
4856 2008-08-31 Jan Hubicka <jh@suse.cz>
4858 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
4859 loop is optimized for speed.
4861 2008-08-31 Richard Guenther <rguenther@suse.de>
4864 * fold-const.c (fold_binary): Retain conversions in folding
4867 2008-08-31 Jan Hubicka <jh@suse.cz>
4869 * postreload-gcse.c (eliminate_partially_redundant_loads):
4870 Use optimize_bb_for_size_p.
4871 * predict.c (maybe_hot_frequency_p): Make inline.
4872 (maybe_hot_count_p): Break out from ...
4873 (maybe_hot_bb_p): ... this one.
4874 (maybe_hot_edge_p): Simplify.
4875 * basic-block.h (probably_cold_bb_p): Remove.
4877 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4880 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
4882 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
4883 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
4884 Also split V4SFmode.
4885 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
4888 2008-08-31 Jan Hubicka <jh@suse.cz>
4890 * predict.c (PROB_VERY_LIKELY): Make small enough so things
4892 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
4894 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4897 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
4900 * dwarf2out.c (native_encode_initializer): Subtract min_index for
4901 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
4903 2008-08-31 Jan Hubicka <jh@suse.cz>
4905 * sparc.h (BRANCH_COST): Fix macro definition.
4906 * avr.c (avr_operand_rtx_cost): Add speed argument.
4907 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
4909 2008-08-31 Richard Guenther <rguenther@suse.de>
4911 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
4912 types instead of operands. Re-instantiate verifying of
4913 binary expression operands.
4915 2008-08-30 Jan Hubicka <jh@suse.cz>
4917 * fwprop.c (should_replace_address): Add speed attribute.
4918 (PR_OPTIMIZE_FOR_SPEED): New flag.
4919 (propagate_rtx_1): Use it.
4920 (propagate_rtx): Set it.
4921 (try_fwprop_subst): Update call of rtx_costs.
4922 (forward_propagate_and_simplify): LIkewise.
4923 * hooks.c (hook_int_rtx_bool_0): New
4924 (hook_bool_rtx_int_int_intp_false): Replace by ...
4925 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4926 * hooks.h (hook_int_rtx_bool_0): New
4927 (hook_bool_rtx_int_int_intp_false): Replace by ...
4928 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4929 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
4930 (prepare_cmp_insn): UPdate call of rtx_cost.
4931 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
4932 (reload_cse_simplify_operands): Update call of rtx_cost.
4933 (reload_cse_move2add): call of rtx_cost.
4934 * target.h (struct gcc_target): Update rtx_costs and address_costs.
4935 * rtlanal.c (rtx_cost): Add speed argument.
4936 (address_cost): Add speed argument
4937 (default_address_cost): Likewise.
4938 (insn_rtx_cost): Likewise.
4939 * cfgloopanal.c (seq_cost): Add speed argument.
4940 (target_reg_cost, target_spill_cost): Turn to array.
4941 (init_set_costs): Update for speed.
4942 (estimate_reg_pressure_cost): Add speed argument.
4943 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
4944 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
4945 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
4946 (seq_cost): Add speed argument.
4947 (computation_cost): Add speed arugment.
4948 (add_cost, multiply_by_const, get_address_cost): add speed argument.
4949 (force_expr_to_var_cost): Update for profile info.
4950 (force_var_cost): Likewise.
4951 (split_address_cost): Likewise.
4952 (ptr_difference_cost): Likewise.
4953 (difference_cost): Likewise.
4954 (get_computation_cost_at): Likewise.
4955 (determine_iv_cost): Likewise.
4956 (ivopts_global_cost_for_size): Likewise.
4957 (rewrite_use_address): Likewise.
4958 (tree_ssa_iv_optimize_loop): Initialize speed field.
4959 * cse.c (optimize_this_for_speed_p): New static var.
4960 (notreg_cost): Update call of rtx_cost.
4961 (cse_extended_basic_block): set optimize_this_for_speed_p.
4962 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
4963 (noce_try_cmove_arith): Likewise.
4964 (noce_try_sign_mask): LIkewise.
4965 * expr.c (compress_float_constant): Update rtx_cost calls.
4966 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
4968 (addr_to_parts): Likewise.
4969 (create_mem_ref): Likewise.
4970 * dse.c (find_shift_sequence): Add speed argument.
4971 (replace_read): Update call.
4972 * calls.c (precompute_register_parameters): Update call of rtx_cost.
4973 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
4974 * neg_cost, shift_cost, shiftadd_cost,
4975 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
4976 mul_highpart_cost): Increase dimension.
4977 (init_expmed): Initialize for both size and speed.
4978 (expand_shift): Use profile.
4979 (synth_mult): Use profile.
4980 (choose_mult_variant): Use profile.
4981 (expand_mult): Use profile.
4982 (expand_mult_highpart_optab): Use profile.
4983 (expand_mult_highpart): Use profile.
4984 (expand_smod_pow2): Use profile.
4985 (expand_divmod): Use profile.
4986 * simplify-rtx.c (simplify_binary_operation_1): Update call of
4988 * loop-invariant.c (create_new_invariant): Use profile.
4989 (gain_for_invariant): Add speed parameter.
4990 (best_gain_for_invariant): Likewise.
4991 (find_invariants_to_move): Likewise.
4992 (move_single_loop_invariants): Set it.
4993 * target-def.h (TARGET_RTX_COSTS): Use hook.
4994 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
4995 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
4996 * output.h (default_address_cost): Update prototype.
4997 * combine.c (optimize_this_for_speed_p): New static var.
4998 (combine_validate_cost): Update call of rtx_cost.
4999 (combine_instructions): Set optimize_this_for_speed_p.
5000 (expand_compound_operation): Update call of rtx_cost.
5001 (make_extraction):Update call of rtx_cost.
5002 (force_to_mode):Update call of rtx_cost.
5003 (distribute_and_simplify_rtx):Update call of rtx_cost.
5004 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
5005 (estimate_reg_pressure_cost): Update prototype.
5006 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
5007 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
5009 * config/alpha/alpha.c (alpha_rtx_costs): Update.
5010 (alpha_rtx_costs): Update.
5011 * config/frv/frv.c (frv_rtx_costs): Update.
5012 * config/s390/s390.c (s390_rtx_costs): Update.
5013 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
5014 (m32c_rtx_costs): Update.
5015 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
5016 (spu_rtx_costs): Update.
5017 * config/sparc/sparc.c (sparc_rtx_costs): Update.
5018 * config/m32r/m32r.c (m32r_rtx_costs): Update.
5019 * config/i386/i386.c (:ix86_address_cost): Update.
5020 (ix86_rtx_costs): Update.
5021 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
5022 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
5023 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
5024 * config/crx/crx.c (crx_address_cost): Update.
5025 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
5026 * config/stormy16/stormy16.c
5027 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
5028 * config/m68hc11/m68hc11.c
5029 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
5030 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
5031 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
5033 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
5035 * config/ia64/ia64.c (ia64_rtx_costs): Update.
5036 * config/m68k/m68k.c (m68k_rtx_costs): Update.
5037 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
5038 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
5039 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
5040 (mcore_rtx_costs): update.
5041 * config/score/score3.c (score3_rtx_costs): Update.
5042 * config/score/score7.c (score7_rtx_costs): Update.
5043 * config/score/score3.h (score3_rtx_costs):Update.
5044 * config/score/score7.h (score7_rtx_costs): Update.
5045 * config/score/score.c (score_rtx_costs): Update.
5046 * config/arm/arm.c (arm_address_cost): Update.
5047 (arm_rtx_costs_1): Update.
5048 (arm_rtx_costs_1): Update.
5049 (arm_size_rtx_costs): Update.
5050 (arm_size_rtx_costs): Update.
5051 (arm_size_rtx_costs): Update.
5052 (arm_xscale_rtx_costs): Update.
5053 (arm_thumb_address_cost): Update.
5054 * config/pa/pa.c (hppa_address_cost): Update.
5055 * config/mips/mips.c (mips_rtx_costs): Update.
5056 * config/vax/vax.c (vax_address_cost): Update.
5057 * config/h8300/h8300.c (h8300_shift_costs): Update.
5058 (h8300_rtx_costs): Update.
5059 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
5060 (v850_rtx_costs): Update.
5061 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
5062 * config/bfin/bfin.c
5063 (bfin_address_cost): Update.
5064 (bfin_rtx_costs): Update.
5065 * stmt.c (lshift_cheap_p): Update.
5067 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5070 * expmed.c (extract_bit_field_1): Check the mode size to make
5071 sure the vector modes have the same size.
5073 2008-08-29 Michael Meissner <gnu@the-meissners.org>
5075 * dojump.c (top level): Include basic-block.h to declare
5076 optimize_insn_for_speed_p
5078 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
5080 * opts.h (CL_SAVE): New option class for marking options that are
5081 target specific options usable in the target attribute.
5082 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
5084 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
5085 can easily find the target specific options that are safe to use
5086 in the attribute or pragma.
5088 * attribs.c (decl_attributes): Change #pragma GCC option to
5089 #pragma GCC target, and attribute((option(...))) to
5090 attribute((target(...))).
5092 * doc/extend.texi (target attribute): Change from option
5093 attribute. Delete push/pop/reset.
5094 (#pragma GCC target): Change from #pragma GCC option. Delete
5096 (#pragma GCC push_options): Document new pragma.
5097 (#pragma GCC pop_options): Document new pragma.
5098 (#pragma GCC reset_options): Document new pragma.
5100 * targhooks.c (default_target_option_valid_attribute_p): Add
5101 warning about port not supporting target attributes.
5102 (default_target_option_pragma_parse): New function, warn about
5103 #pragma GCC target not being supported.
5105 * targhooks.h (default_target_option_pragma_parse): Add
5108 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
5109 TI_CURRENT_OPTION_PRAGMA.
5110 (current_target_pragma): Rename from current_option_pragma.
5112 * target.h: (struct target_option): Delete booleans for changing
5113 the optimization level on hot/cold functions. Change signature of
5114 pragma_parse hook to take a second tree.
5116 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
5118 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
5119 that the declaration is done at global scope.
5121 * langhooks.c (add_builtin_function_common): Move most of the code
5122 from add_builtin_function here, calling the hook passed in.
5123 (add_builtin_function): Call add_builtin_function_common with
5124 standard builtin hook.
5125 (add_builtin_function_ext_scope): New function to add builtins to
5128 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
5130 (add_builtin_function_ext_scope): Add declaration.
5132 * c-pragma.c (handle_pragma_target): Rename from
5133 handle_pragma_option, #pragma GCC option is now #pragma GCC
5134 target. Move warning about port not supporting target options to
5135 default pragma parse hook. Remove push/pop/reset from this
5137 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
5138 (option_stack): Delete static variable.
5139 (optimize_stack): Ditto.
5140 (optons_stack): New stack of saved target and optimization
5142 (handle_pragma_push_options): New function to handle pushing both
5143 target and optimization options.
5144 (handle_pragma_pop_options): New function to handle popping both
5145 target and optimization options.
5146 (handle_pragma_reset_options): New function to handle resetting
5147 both target and optimization options to their initial state.
5148 (init_pragma): Rename handle_pragma_option to
5149 handle_pragma_target. Add support for push_options, pop_options,
5150 and reset_options pragmas.
5152 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
5153 default_target_option_pragma_parse.
5154 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
5155 default_target_option_valid_attribute_p.
5156 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5157 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5158 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
5159 optimization level on hot/cold functions.
5161 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
5162 if the caller and callee have different optimization levels.
5164 * c-common.c (handle_target_attribute): Rename from
5165 handle_option_attribute, attribute((option(...))) is now
5166 attribute((target(...))). Move warning if the port does not
5167 support target attributes to the default hook.
5168 (handle_hot_attribute): Delete code to change the optimization
5169 level of hot functions.
5170 (handle_cold_attribute): Ditto.
5172 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
5173 argument that is the binary tree options to use if there are no
5174 arguments. Call ix86_valid_target_attribute_tree instead of
5175 ix86_valid_option_attribute_tree.
5176 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
5177 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
5178 ix86_pragma_option_parse.
5180 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
5181 Rename from ix86_valid_option_attribute_tree.
5183 * config/i386/i386.c (ix86_add_new_builtins): New function to add
5184 new builtins when the ISA changes.
5185 (ix86_valid_target_attribute_tree): Rename from
5186 ix86_valid_option_attribute_tree. Change callers. If the
5187 function specified optimization options, use those as the starting
5188 point before setting up the target attributes. If the
5189 optimization options were changed in the course of setting the
5190 target attributes, record the new optimization options.
5191 (ix86_valid_target_attribute_tree_inner_p): Rename from
5192 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
5193 ix86_add_new_builtins if the ISA changed.
5194 (ix86_valid_target_attribute_p): Rename from
5195 ix86_valid_option_attribute_p. Change callers.
5196 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
5197 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
5198 as delayed builtin functions.
5199 (struct builtin_isa): New structure to record builtin functions
5200 that should be delayed until the ISA for that function is used.
5201 (ix86_builtins_isa): Change from int to struct to track builtin
5202 functions we want to declare at some point.
5203 (def_builtin): If the front end can delay defining the builtin
5204 functions, don't create builtins for ISAs not part of the default
5206 (def_builtin_const): Ditto.
5207 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
5208 __builtin_ia32_pcmov_v2di to be different builtin functions.
5209 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
5210 a structure instead of an int.
5211 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
5212 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
5213 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5214 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5216 * config/ia64/ia64.h
5217 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5218 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5220 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
5221 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
5222 (LANG_HOOKS_INITIALIZER): Add
5223 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
5225 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
5228 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
5229 the reload address with the index register for SFmode
5230 access with a displacement.
5232 2008-08-30 Jan Hubicka <jh@suse.cz>
5234 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
5235 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
5236 * dojump.c (do_jump): Likewise.
5237 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
5238 (note-if_info): Add BRANCH_COST.
5239 (noce_try_store_flag_constants, noce_try_addcc,
5240 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
5241 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
5242 find_if_case_2): Use computed branch cost.
5243 * expr.h (BRANCH_COST): Update default.
5244 * predict.c (predictable_edge_p): New function.
5245 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
5246 Update BRANCH_COST call.
5247 * basic-block.h (predictable_edge_p): Declare.
5248 * config/alpha/alpha.h (BRANCH_COST): Update.
5249 * config/frv/frv.h (BRANCH_COST): Update.
5250 * config/s390/s390.h (BRANCH_COST): Update.
5251 * config/spu/spu.h (BRANCH_COST): Update.
5252 * config/sparc/sparc.h (BRANCH_COST): Update.
5253 * config/m32r/m32r.h (BRANCH_COST): Update.
5254 * config/i386/i386.h (BRANCH_COST): Update.
5255 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
5257 * config/sh/sh.h (BRANCH_COST): Update.
5258 * config/pdp11/pdp11.h (BRANCH_COST): Update.
5259 * config/avr/avr.h (BRANCH_COST): Update.
5260 * config/crx/crx.h (BRANCH_COST): Update.
5261 * config/xtensa/xtensa.h (BRANCH_COST): Update.
5262 * config/stormy16/stormy16.h (BRANCH_COST): Update.
5263 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
5264 * config/iq2000/iq2000.h (BRANCH_COST): Update.
5265 * config/ia64/ia64.h (BRANCH_COST): Update.
5266 * config/rs6000/rs6000.h (BRANCH_COST): Update.
5267 * config/arc/arc.h (BRANCH_COST): Update.
5268 * config/score/score.h (BRANCH_COST): Update.
5269 * config/arm/arm.h (BRANCH_COST): Update.
5270 * config/pa/pa.h (BRANCH_COST): Update.
5271 * config/mips/mips.h (BRANCH_COST): Update.
5272 * config/vax/vax.h (BRANCH_COST): Update.
5273 * config/h8300/h8300.h (BRANCH_COST): Update.
5274 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
5275 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
5276 * doc/tm.texi (BRANCH_COST): Update.
5278 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
5281 * config/arm/arm.c (arm_optimization_options): Set
5282 flag_section_anchors to 2 instead of 1 to distinguish it from
5283 -fsection-anchors given explicitely on the command line.
5285 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
5287 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
5288 final insn of a split.
5290 2008-08-30 Jan Hubicka <jh@suse.cz>
5292 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
5293 optimized for speed.
5294 * final.c (compute_alignments): Use optimize_bb_for_size_p.
5295 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
5296 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
5297 flag_gcse_after_reload_set): New static vars.
5298 (common_handle_option): Enable those flags for profile-use.
5299 (decode_options): Remove optimize_size flags that are handled
5300 on higher granuality.
5301 * tree-vectorizer.c (vectorize_loops): Use
5302 optimize_loop_nest_for_speed_p.
5303 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
5304 * tree-predcom.c (tree_predictive_commoning): Use
5305 optimize_loop_for_speed_p.
5306 * varasm.c (assemble_start_function): Use
5307 optimize_function_for_speed_p.
5308 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
5309 * predict.c (optimize_loop_for_speed_p): Fix walk.
5311 2008-08-30 Jan Hubicka <jh@suse.cz>
5313 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
5315 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
5316 profile presence locally.
5318 2008-08-29 Joseph Myers <joseph@codesourcery.com>
5321 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
5322 versions before 4.0.
5324 2008-08-29 Jan Hubicka <jh@suse.cz>
5326 * tree-inline.c (insert_init_stmt): Insert sequence even when
5329 2008-08-29 Jeff Law <law@redhat.com>
5331 * mn10300.c (mn10300_secondary_reload_class): We need secondary
5332 reloads for AM33-2 if IN is a pseudo with an equivalent memory
5333 location and class is an FP register.
5335 2008-08-29 Jan Hubicka <jh@suse.cz>
5337 * see.c (see_merge_one_def_extension): Silence used uninitialized
5339 * matrix-reorg.c (check_allocation_function): Likewise.
5340 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
5342 2008-08-29 Jakub Jelinek <jakub@redhat.com>
5345 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
5346 compute new & and | in type rather than TREE_TYPE (arg0).
5348 * dwarf2out.c (fortran_common): Update comment.
5349 (gen_variable_die): Swap com_die and var_die variables in Fortran
5350 COMMON block handling code.
5352 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
5354 * dwarf2out.c (gen_const_die): New function.
5355 (size_of_die, value_format, output_die): Output larger
5356 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
5357 (native_encode_initializer): New function.
5358 (tree_add_const_value_attribute): Call it.
5359 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
5361 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
5362 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
5363 TREE_THIS_VOLATILE to add_type_attribute.
5365 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
5367 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
5370 * dwarf2out.c (loc_by_reference): New function.
5371 (add_location_or_const_value_attribute): Use it.
5374 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
5375 as DW_TAG_variable children of DW_TAG_common_block rather than
5376 DW_TAG_member children. Put DW_AT_external to individual
5377 DW_TAG_variable DIEs, not to DW_TAG_common_block.
5379 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
5380 loc_descriptor_from_tree_1.
5384 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
5385 arguments to imported_module_or_decl.
5386 (debug_nothing_tree_tree): Removed.
5387 (debug_nothing_tree_tree_tree_bool): New prototype.
5388 * debug.c (do_nothing_debug_hooks): Adjust.
5389 (debug_nothing_tree_tree): Removed.
5390 (debug_nothing_tree_tree_tree_bool): New function.
5391 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
5392 (gen_variable_die): Put all common vars for the
5393 same COMMON block under one DW_TAG_common_block.
5394 (declare_in_namespace): Return new context_die, for Fortran
5395 return the module DIE instead of adding extra declarations into
5397 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
5398 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
5399 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
5401 (dwarf2out_global_decl): Don't skip Fortran global vars.
5402 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
5403 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
5404 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
5405 DW_TAG_imported_declaration as child of previous
5406 DW_TAG_imported_module.
5407 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
5408 * sdbout.c (sdb_debug_hooks): Likewise.
5409 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5411 2008-08-29 Jan Hubicka <jh@suse.cz>
5413 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
5415 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
5416 * ipa-cp.c (n_cloning_candidates): New static variable.
5417 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
5418 (ipcp_print_all_lattices): Improve debug output.
5419 (ipcp_cloning_candidate_p): New function.
5420 (ipcp_initialize_node_lattices): Use it.
5421 (ipcp_init_stage): Do only analyzis here; prettier debug output.
5422 (ipcp_propagate_stage): Prettier debug output.
5423 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
5424 (ipcp_print_all_structures): Remove.
5425 (ipcp_need_redirect_p): Test !n_cloning_candidates.
5426 (ipcp_insert_stage): Prettier debug output; call
5427 cgraph_remove_unreachable_nodes before propagating.
5428 (pass_ipa_cp): Schedule function removal pass.
5429 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
5431 (cgraph_maybe_hot_edge_p): Move to ...
5432 * predict.c (cgraph_maybe_hot_edge_p) ... here.
5433 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
5434 (common_handle_option): Set them; enable ipa-cp when profiling.
5435 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
5436 (ipa_print_all_jump_functions): Likewise.
5437 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
5438 (ipa_print_node_params, ipa_print_all_params): New.
5439 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
5440 ipa_print_all_param_flags): Remove.
5441 (ipa_print_node_params, ipa_print_all_params): New.
5443 2008-08-29 Bob Wilson <bob.wilson@acm.org>
5445 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
5446 change from 2008-04-03.
5447 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
5449 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5452 * ira-color.c (push_allocnos_to_stack): Truncate
5453 removed_splay_allocno_vec.
5455 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5458 * ira-color (ira_fast_allocation): Don't assign hard registers to
5461 2008-08-29 Jan Hubicka <jh@suse.cz>
5464 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
5465 for cold internal loops.
5467 2008-08-29 Richard Guenther <rguenther@suse.de>
5469 * tree-ssa-structalias.c (create_variable_info_for): Do not
5470 create fields for heap vars or vars with a noalias state.
5471 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
5474 2008-08-29 Richard Guenther <rguenther@suse.de>
5476 * common.opt (ftree-store-ccp): Mark as preserved for
5477 backward compatibility.
5478 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
5479 * tree-pass.h (pass_store_ccp): Remove.
5480 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
5481 (first_vdef): Remove declaration.
5482 (get_value_loaded_by): Likewise.
5483 * tree-ssa-ccp.c (do_store_ccp): Remove.
5484 (get_default_value): Simplify as do_store_ccp is always false
5485 now. Do not initialize mem_ref.
5486 (set_value_varying): Likewise.
5487 (canonicalize_float_value): Likewise.
5488 (set_lattice_value): Likewise.
5489 (likely_value): Likewise.
5490 (surely_varying_stmt_p): Likewise.
5491 (ccp_initialize): Likewise.
5492 (ccp_lattice_meet): Likewise.
5493 (ccp_visit_phi_node): Likewise.
5494 (ccp_fold): Likewise.
5495 (evaluate_stmt): Likewise.
5496 (visit_assignment): Likewise.
5497 (ccp_visit_stmt): Likewise.
5498 (execute_ssa_ccp): Fold into ...
5499 (do_ssa_ccp): ... this.
5500 (do_ssa_store_ccp): Remove.
5501 (gate_store_ccp): Likewise.
5502 (pass_store_ccp): Likewise.
5503 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
5505 * tree-ssa-propagate.c (first_vdef): Remove.
5506 (get_value_loaded_by): Likewise.
5507 (replace_vuses_in): Likewise.
5508 (substitute_and_fold): Do not call replace_vuses_in.
5509 * opts.c (decode_options): Do not set flag_tree_store_ccp.
5511 2008-08-29 Richard Guenther <rguenther@suse.de>
5514 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
5515 PARAM_NOALIAS tags with is_heapvar.
5516 * tree-ssa-operands.c (access_can_touch_variable): Offset
5517 based tests do not apply for heapvars. Fix offset test.
5519 2008-08-29 Jan Hubicka <jh@suse.cz>
5521 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
5522 (-fipa-cp-clone): Enabled by default at -O3.
5523 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
5524 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
5526 2008-08-29 Jan Hubicka <jh@suse.cz>
5528 * tree.c (build_function_type_skip_args,
5529 build_function_decl_skip_args): New functions.
5530 * tree.h (build_function_type_skip_args,
5531 build_function_decl_skip_args): Declare.
5532 * gimple.c (giple_copy_call_skip_args): New function.
5533 (giple_copy_call_skip_args): Declare.
5535 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
5536 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
5537 (ipcp_node_modifiable_p): ... this one; use
5538 tree_versionable_function_p.
5539 (ipcp_create_replace_map): Improve debug output.
5540 (ipcp_need_redirect_p): Return false when not clonning.
5541 (ipcp_update_callgraph): Skip args.
5542 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
5544 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
5545 (save_inline_function_body): Update call of tree_function_versioning.
5546 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
5547 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
5549 (tree_function_versioning): Likewise.
5550 * tree-inline.h (tree_function_versioning): Update prototype.
5552 2008-08-29 Jan Hubicka <jh@suse.cz>
5554 * loop-unswitch.c (unswitch_single_loop): Use
5555 optimize_loop_for_speed_p.
5556 * tree-ssa-threadupdate.c (mark_threaded_blocks):
5557 Use optimize_function_for_size_p.
5558 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
5559 * postreload-gcse.c (eliminate_partially_redundant_load):
5560 Use optimize_bb_for_size_p.
5561 * value-prof.c (gimple_divmod_fixed_value_transform,
5562 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
5563 gimple_stringops_transform): Use optimize_bb_for_size_p.
5564 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
5565 * final.c (compute_alignments): Use optimize_function_for_size_p.
5566 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
5567 (fold_builtin_strcpy, fold_builtin_fputs): Use
5568 optimize_function_for_size_p.
5569 * fold-const.c (tree_swap_operands_p): Use
5570 optimize_function_for_size_p.
5571 * recog.c (relax_delay_slots): Likewise.
5572 * tree-ssa-math-opts.c (replace_reciprocal):
5573 Use optimize_bb_for_speed_p.
5574 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
5575 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
5576 optimize_function_for_size_p.
5577 (cgraph_decide_inlining_of_small_function): Use
5578 optimize_function_for_size_p.
5579 * global.c (find_reg): Use optimize_function_for_size_p.
5580 * opts.c (decode_options): Do not clear flag_tree_ch,
5581 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
5582 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
5583 work it out from profile.
5584 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
5585 optimize_loop_for_speed_p.
5586 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5588 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
5589 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
5590 * tree-eh.c (decide_copy_try_finally): Use
5591 optimize_function_for_size_p.
5592 * local-alloc.c (block_alloc): Pass BB pointer.
5593 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
5594 * gcse.c (gcse_main): Use optimize_function_for_size_p.
5595 * loop-unroll.c (decide_unrolling_and_peeling):
5596 Use optimize_loop_for_size_p.
5597 (decide_peel_completely): Likewise.
5598 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
5599 optimize_loop_for_size_p.
5600 (vect_enhance_data_refs_alignment): Likewise.
5601 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
5602 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
5604 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
5605 (try_crossjump_bb): Use optimize_bb_for_size_p.
5606 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
5607 optimize_loop_for_speed_p.
5608 * bb-reorder.c (find_traces_1_round): Likewise.
5609 (copy_bb): Use optimize_bb_for_speed_p.
5610 (duplicate_computed_gotos): Likewise.
5611 * basic-block.h (optimize_loop_nest_for_size_p,
5612 optimize_loop_nest_for_speed_p): New.
5613 * stmt.c (expand_case): Use optimize_insn_for_size_p.
5615 2008-08-29 Tristan Gingold <gingold@adacore.com>
5617 * gcov.c (main): Call expandargv.
5619 2008-08-29 Jan Hubicka <jh@suse.cz>
5621 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
5623 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5625 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
5626 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5628 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
5630 2008-08-29 Jan Hubicka <jh@suse.cz>
5632 * tree-pass.h (pass_strip_predict_hints): Declare.
5633 * predict.c (strip_builtin_expect): Rename to ...
5634 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
5635 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
5636 (tree_estimate_probability): Do not strip builtin_expect.
5637 (pass_strip_predict_hints): New pass.
5638 * tree-inline.c (expand_call_inline): When inlining cold function,
5639 predict it as unlikely.
5640 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
5642 2008-08-29 Richard Guenther <rguenther@suse.de>
5644 PR tree-optimization/37207
5645 * tree-vrp.c (extract_range_from_binary_expr): Also try
5646 to constant fold if only one of the operands is a constant.
5648 2008-08-29 Nick Clifton <nickc@redhat.com>
5650 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
5651 the same way as SYMBOL_REFs.
5653 2008-08-28 Bob Wilson <bob.wilson@acm.org>
5655 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
5657 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5659 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
5660 * config/mips/mips.md (branch_likely): Remove const. Fix
5662 (define_delay for type "branch"): Change to only apply for branch
5663 with likely variant.
5664 (define_delay for type "branch" and "branch_likely" no). New delay
5666 (equality_op): New code iterator.
5667 (bbv, bbinv): New code attributes.
5668 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
5671 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5672 Andrew Pinski <pinskia@gcc.gnu.org>
5675 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
5677 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
5679 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
5680 rule that a symbolic constant must be defined and >= 0 for the
5681 corresponding facility to be present at compile-time.
5682 * gthr-posix.c: Likewise.
5684 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5686 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
5687 * config/mips/mips.md (D): New mode attribute.
5688 (mulsi3, muldi3): Merge it into ...
5689 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
5690 (muldi3_mul3): New pattern.
5691 (mulsi3_mult3): Rename to mulsi3_mul3.
5693 2008-08-28 Jan Hubicka <jh@suse.cz>
5695 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
5697 * predict.c (always_optimize_for_size_p): Rename to ...
5698 (optimize_function_for_size): ... this one; make extern.
5699 (optimize_function_for_speed_p): New.
5700 (optimize_bb_for_size_p, optimize_bb_for_size_p,
5701 optimize_edge_for_size_p,optimize_edge_for_size_p,
5702 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
5703 * basic-block.h (optimize_function_for_size_p,
5704 optimize_function_for_speed_p): Declare.
5705 * i386.md (optimize_size checks): Replace them by appropriate
5707 (standard_80387_constant_p, ix86_compute_frame_layout,
5708 ix86_expand_epilogue, ix86_decompose_address,
5709 print_operand, emit_i387_cw_initialization,
5710 inline_memory_move_cost, ix86_pad_returns,
5711 ix86_reorg): Replace optimize_size checks.
5713 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
5715 * rtl.h (simplify_subreg_regno): Declare.
5716 * rtlanal.c (simplify_subreg_regno): New function, split out from...
5717 * simplify-rtx.c (simplify_subreg): ...here.
5718 * reload.c (find_reloads): Use simplify_subreg_regno instead of
5719 subreg_offset_representable_p.
5721 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5724 * c-typeck.c (convert_for_assignment): Give a note describing what
5725 was passed and what was expected.
5727 2008-08-28 Joey Ye <joey.ye@intel.com>
5729 * doc/extend.texi: Document AVX built-in functions.
5730 * doc/invoke.texi: Document -mavx.
5732 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
5733 Joey Ye <joey.ye@intel.com>
5734 Xuepeng Guo <xuepeng.guo@intel.com>
5736 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
5738 * config/i386/cpuid.h (bit_FMA): New.
5739 (bit_XSAVE): Likewise.
5740 (bit_OSXSAVE): Likewise.
5741 (bit_AVX): Likewise.
5743 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
5744 define. Use ASM_OUTPUT_AVX_PREFIX.
5746 * config/i386/gmmintrin.h: New.
5748 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
5749 (OPTION_MASK_ISA_AVX_SET): New.
5750 (OPTION_MASK_ISA_FMA_SET): Likewise.
5751 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
5752 (OPTION_MASK_ISA_FMA_SET): Likewise.
5753 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
5754 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
5755 (pta_flags): Add PTA_AVX and PTA_FMA.
5756 (override_options): Handle PTA_AVX and PTA_FMA.
5757 (init_cumulative_args): Handle warn_avx.
5758 (classify_argument): Return 0 for COImode and OImode. Return
5759 1 and X86_64_AVX_CLASS for 256bit vector types.
5760 (examine_argument): Handle X86_64_AVX_CLASS.
5761 (construct_container): Likewise.
5762 (function_arg_advance_32): Pass OImode and 256bit vector types
5764 (function_arg_advance_64): Take a new argument to indicate if a
5765 parameter is named. Handle 256bit vector types. Return
5766 immediately for unnamed 256bit vector mode parameters.
5767 (function_arg_advance): Updated.
5768 (function_arg_32): Add comments for TImode. Handle OImode
5769 and 256bit vector types.
5770 (function_arg_64): Take a new argument to indicate if a
5771 parameter is named. Handle 256bit vector types. Return NULL
5772 for unnamed 256bit vector mode parameters.
5773 (function_arg): Updated.
5774 (setup_incoming_varargs_64): Support
5775 AVX encoding for *sse_prologue_save_insn.
5776 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
5777 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
5778 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
5779 enabled, otherwise return -3.
5780 (standard_sse_constant_opcode): Handle AVX and 256bit vector
5782 (print_reg): Support AVX registers. Handle 'x' and 't'.
5783 Handle 'd' to duplicate the operand.
5784 (print_operand): Likewise. Also support AVX vector compare
5786 (output_387_binary_op): Support AVX.
5787 (output_fp_compare): Likewise.
5788 (ix86_expand_vector_move_misalign): Likewise.
5789 (ix86_attr_length_vex_default): New.
5790 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5791 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5792 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5793 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5794 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
5795 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5796 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
5797 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
5798 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
5799 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
5800 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
5801 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
5802 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
5803 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
5804 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5805 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
5806 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
5807 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5808 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
5809 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
5810 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5811 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5812 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5813 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
5814 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
5815 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
5816 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
5817 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5818 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
5819 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
5820 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
5821 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
5822 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
5823 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5824 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5825 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5826 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
5827 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
5828 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
5829 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
5830 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
5831 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
5832 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
5833 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
5834 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
5835 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
5836 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5837 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5838 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5839 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5840 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5841 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5842 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5843 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5844 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5845 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5846 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5847 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5848 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5849 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5850 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5851 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5852 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5853 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
5854 and IX86_BUILTIN_MOVMSKPS256,
5855 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
5856 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
5857 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
5858 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
5859 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
5860 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
5861 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
5862 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
5863 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
5864 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
5865 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
5866 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
5867 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
5868 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
5869 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
5870 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
5871 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
5872 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
5873 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
5874 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
5875 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
5876 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
5877 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
5878 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
5879 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
5880 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
5881 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
5882 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
5883 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5884 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5885 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
5886 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
5887 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
5888 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
5889 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
5890 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
5891 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
5892 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
5893 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5894 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5895 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5896 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5897 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
5898 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
5899 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
5900 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
5901 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
5902 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
5903 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
5904 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
5905 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
5906 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
5907 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5908 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
5909 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5910 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
5911 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5912 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5914 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
5915 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
5916 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
5917 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5918 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5919 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5920 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
5921 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5922 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
5923 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5924 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
5925 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5926 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
5927 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
5928 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
5929 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
5930 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5931 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5932 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5933 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5934 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5935 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5936 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5937 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5938 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5939 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5940 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5941 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5942 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5943 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5944 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5945 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5946 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5947 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
5948 IX86_BUILTIN_MOVMSKPS256.
5949 (ix86_init_mmx_sse_builtins): Support AVX builtins.
5950 (ix86_expand_args_builtin): Likewise.
5951 (ix86_expand_special_args_builtin): Likewise.
5952 (ix86_hard_regno_mode_ok): Handle AVX modes.
5953 (ix86_expand_vector_init_duplicate): Likewise.
5954 (ix86_expand_vector_init_one_nonzero): Likewise.
5955 (ix86_expand_vector_init_one_var): Likewise.
5956 (ix86_expand_vector_init_concat): Likewise.
5957 (ix86_expand_vector_init_general): Likewise.
5958 (ix86_expand_vector_set): Likewise.
5959 (ix86_vector_mode_supported_p): Likewise.
5960 (x86_extended_reg_mentioned_p): Check INSN_P before using
5963 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
5964 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
5966 * config/i386/i386.h (TARGET_AVX): New.
5967 (TARGET_FMA): Likewise.
5968 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
5969 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
5970 (VALID_AVX256_REG_MODE): New.
5971 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5972 (AVX_FLOAT_MODE_P): Likewise.
5973 (AVX128_VEC_FLOAT_MODE_P): Likewise.
5974 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5975 (AVX_VEC_FLOAT_MODE_P): Likewise.
5976 (ASM_OUTPUT_AVX_PREFIX): Likewise.
5977 (ASM_OUTPUT_OPCODE): Likewise.
5978 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
5980 (SSE_REG_MODE_P): Allow 256bit vector modes.
5981 (ix86_args): Add a warn_avx field.
5983 * config/i386/i386.md (UNSPEC_PCMP): New.
5984 (UNSPEC_VPERMIL): Likewise.
5985 (UNSPEC_VPERMIL2): Likewise.
5986 (UNSPEC_VPERMIL2F128): Likewise.
5987 (UNSPEC_MASKLOAD): Likewise.
5988 (UNSPEC_MASKSTORE): Likewise.
5989 (UNSPEC_CAST): Likewise.
5990 (UNSPEC_VTESTP): Likewise.
5991 (UNSPECV_VZEROALL): Likewise.
5992 (UNSPECV_VZEROUPPER): Likewise.
5993 (XMM0_REG): Likewise.
5994 (XMM1_REG): Likewise.
5995 (XMM2_REG): Likewise.
5996 (XMM3_REG): Likewise.
5997 (XMM4_REG): Likewise.
5998 (XMM5_REG): Likewise.
5999 (XMM6_REG): Likewise.
6000 (XMM8_REG): Likewise.
6001 (XMM9_REG): Likewise.
6002 (XMM10_REG): Likewise.
6003 (XMM11_REG): Likewise.
6004 (XMM12_REG): Likewise.
6005 (XMM13_REG): Likewise.
6006 (XMM14_REG): Likewise.
6007 (XMM15_REG): Likewise.
6009 (prefix_vex_imm8): Likewise.
6010 (prefix_vex_w): Likewise.
6011 (length_vex): Likewise.
6014 (*avx_ashlti3): Likewise.
6015 (*avx_lshrti3): Likewise.
6016 (*avx_setcc<mode>): Likewise.
6017 (*fop_<mode>_comm_mixed_avx): Likewise.
6018 (*fop_<mode>_comm_avx): Likewise.
6019 (*fop_<mode>_1_mixed_avx): Likewise.
6020 (*fop_<mode>_1_avx): Likewise.
6021 (*avx_<code><mode>3): Likewise.
6022 (*avx_ieee_smin<mode>3): Likewise.
6023 (*avx_ieee_smax<mode>3): Likewise.
6024 (mode): Add OI, V8SF and V4DF.
6025 (length): Support VEX prefix.
6026 (*cmpfp_i_mixed): Set prefix attribute.
6027 (*cmpfp_i_sse): Likewise.
6028 (*cmpfp_iu_mixed): Likewise.
6029 (*cmpfp_iu_sse): Likewise.
6030 (*movsi_1): Support AVX.
6031 (*movdi_2): Likewise.
6032 (*movdi_1_rex64): Likewise.
6033 (*movti_internal): Likewise.
6034 (*movti_rex64): Likewise.
6035 (*movsf_1): Likewise.
6036 (*movdf_nointeger): Likewise.
6037 (*movdf_integer_rex64): Likewise.
6038 (*movtf_internal): Likewise.
6039 (zero_extendsidi2_32): Likewise.
6040 (zero_extendsidi2_rex64): Likewise.
6041 (*extendsfdf2_mixed): Likewise.
6042 (*extendsfdf2_sse): Likewise.
6043 (*truncdfsf_fast_mixed): Likewise.
6044 (*truncdfsf_fast_sse): Likewise.
6045 (*truncdfsf_mixed): Likewise.
6046 (fix_trunc<mode>di_sse): Likewise.
6047 (fix_trunc<mode>si_sse): Likewise.
6048 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
6049 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
6050 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
6051 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
6052 (*rcpsf2_sse): Likewise.
6053 (*rsqrtsf2_sse): Likewise.
6054 (*sqrt<mode>2_sse): Likewise.
6055 (sse4_1_round<mode>2): Likewise.
6056 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
6057 Support AVX. Set length attribute properly for AVX.
6059 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
6060 (VECTOR_MODES (FLOAT, 32)): Likewise.
6061 (VECTOR_MODE (INT, DI, 8)): Likewise.
6062 (VECTOR_MODE (INT, HI, 32)): Likewise.
6063 (VECTOR_MODE (INT, QI, 64)): Likewise.
6064 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
6065 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
6066 (VECTOR_MODE (INT, DI, 4)): Removed.
6067 (VECTOR_MODE (INT, SI, 8)): Likewise.
6068 (VECTOR_MODE (INT, HI, 16)): Likewise.
6069 (VECTOR_MODE (INT, QI, 32)): Likewise.
6070 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
6071 (INT_MODE (OI, 32)): Likewise.
6073 * config/i386/i386.opt (mavx): New.
6076 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
6078 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
6079 (*mov<mode>_internal_avx): New.
6080 (*movv2sf_internal_rex64_avx): Likewise.
6081 (*movv2sf_internal_avx): Likewise.
6083 * config/i386/predicates.md (const_4_to_5_operand): New.
6084 (const_6_to_7_operand): Likewise.
6085 (const_8_to_11_operand): Likewise.
6086 (const_12_to_15_operand): Likewise.
6087 (avx_comparison_float_operator): Likewise.
6089 * config/i386/sse.md (AVX256MODEI): New.
6090 (AVX256MODE): Likewise.
6091 (AVXMODEQI): Likewise.
6092 (AVXMODE): Likewise.
6093 (AVX256MODEF2P): Likewise.
6094 (AVX256MODE2P): Likewise.
6095 (AVX256MODE4P): Likewise.
6096 (AVX256MODE8P): Likewise.
6097 (AVXMODEF2P): Likewise.
6098 (AVXMODEF4P): Likewise.
6099 (AVXMODEDCVTDQ2PS): Likewise.
6100 (AVXMODEDCVTPS2DQ): Likewise.
6101 (avxvecmode): Likewise.
6102 (avxvecpsmode): Likewise.
6103 (avxhalfvecmode): Likewise.
6104 (avxscalarmode): Likewise.
6105 (avxcvtvecmode): Likewise.
6106 (avxpermvecmode): Likewise.
6107 (avxmodesuffixf2c): Likewise.
6108 (avxmodesuffixp): Likewise.
6109 (avxmodesuffixs): Likewise.
6110 (avxmodesuffix): Likewise.
6111 (vpermilbits): Likewise.
6112 (pinsrbits): Likewise.
6113 (mov<mode>): Likewise.
6114 (*mov<mode>_internal): Likewise.
6115 (push<mode>1): Likewise.
6116 (movmisalign<mode>): Likewise.
6117 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6118 (avx_movdqu<avxmodesuffix>): Likewise.
6119 (avx_lddqu<avxmodesuffix>): Likewise.
6120 (<plusminus_insn><mode>3): Likewise.
6121 (*avx_<plusminus_insn><mode>3): Likewise.
6122 (*avx_vm<plusminus_insn><mode>3): Likewise.
6123 (mul<mode>3): Likewise.
6124 (*avx_mul<mode>3): Likewise.
6125 (*avx_vmmul<mode>3): Likewise.
6126 (divv8sf3): Likewise.
6127 (divv4df3): Likewise.
6128 (avx_div<mode>3): Likewise.
6129 (*avx_div<mode>3): Likewise.
6130 (*avx_vmdiv<mode>3): Likewise.
6131 (avx_rcpv8sf2): Likewise.
6132 (*avx_vmrcpv4sf2): Likewise.
6133 (sqrtv8sf2): Likewise.
6134 (avx_sqrtv8sf2): Likewise.
6135 (*avx_vmsqrt<mode>2): Likewise.
6136 (rsqrtv8sf2): Likewise.
6137 (avx_rsqrtv8sf2): Likewise.
6138 (*avx_vmrsqrtv4sf2): Likewise.
6139 (<code><mode>3): Likewise.
6140 (*avx_<code><mode>3_finite): Likewise.
6141 (*avx_<code><mode>3): Likewise.
6142 (*avx_vm<code><mode>3): Likewise.
6143 (*avx_ieee_smin<mode>3): Likewise.
6144 (*avx_ieee_smax<mode>3): Likewise.
6145 (avx_addsubv8sf3): Likewise.
6146 (avx_addsubv4df3): Likewise.
6147 (*avx_addsubv4sf3): Likewise.
6148 (*avx_addsubv2df3): Likewise.
6149 (avx_h<plusminus_insn>v4df3): Likewise.
6150 (avx_h<plusminus_insn>v8sf3): Likewise.
6151 (*avx_h<plusminus_insn>v4sf3): Likewise.
6152 (*avx_h<plusminus_insn>v2df3): Likewise.
6153 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
6154 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
6155 (*avx_maskcmp<mode>3): Likewise.
6156 (avx_nand<mode>3): Likewise.
6157 (*avx_<code><mode>3): Likewise.
6158 (*avx_nand<mode>3): Likewise.
6159 (*avx_<code><mode>3): Likewise.
6160 (*avx_cvtsi2ss): Likewise.
6161 (*avx_cvtsi2ssq): Likewise.
6162 (*avx_cvtsi2sd): Likewise.
6163 (*avx_cvtsi2sdq): Likewise.
6164 (*avx_cvtsd2ss): Likewise.
6165 (avx_cvtss2sd): Likewise.
6166 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
6167 (avx_cvtps2dq<avxmodesuffix>): Likewise.
6168 (avx_cvttps2dq<avxmodesuffix>): Likewise.
6169 (*avx_cvtsi2sd): Likewise.
6170 (*avx_cvtsi2sdq): Likewise.
6171 (avx_cvtdq2pd256): Likewise.
6172 (avx_cvtpd2dq256): Likewise.
6173 (avx_cvttpd2dq256): Likewise.
6174 (*avx_cvtsd2ss): Likewise.
6175 (*avx_cvtss2sd): Likewise.
6176 (avx_cvtpd2ps256): Likewise.
6177 (avx_cvtps2pd256): Likewise.
6178 (*avx_movhlps): Likewise.
6179 (*avx_movlhps): Likewise.
6180 (avx_unpckhps256): Likewise.
6181 (*avx_unpckhps): Likewise.
6182 (avx_unpcklps256): Likewise.
6183 (*avx_unpcklps): Likewise.
6184 (avx_movshdup256): Likewise.
6185 (avx_movsldup256): Likewise.
6186 (avx_shufps256): Likewise.
6187 (avx_shufps256_1): Likewise.
6188 (*avx_shufps_<mode>): Likewise.
6189 (*avx_loadhps): Likewise.
6190 (*avx_storelps): Likewise.
6191 (*avx_loadlps): Likewise.
6192 (*avx_movss): Likewise.
6193 (*vec_dupv4sf_avx): Likewise.
6194 (*vec_concatv2sf_avx): Likewise.
6195 (*vec_concatv4sf_avx): Likewise.
6196 (*vec_setv4sf_0_avx): Likewise.
6197 (*vec_setv4sf_avx): Likewise.
6198 (*avx_insertps): Likewise.
6199 (avx_vextractf128<mode>): Likewise.
6200 (vec_extract_lo_<mode>): Likewise.
6201 (vec_extract_hi_<mode>): Likewise.
6202 (vec_extract_lo_<mode>): Likewise.
6203 (vec_extract_hi_<mode>): Likewise.
6204 (vec_extract_lo_v16hi): Likewise.
6205 (vec_extract_hi_v16hi): Likewise.
6206 (vec_extract_lo_v32qi): Likewise.
6207 (vec_extract_hi_v32qi): Likewise.
6208 (avx_unpckhpd256): Likewise.
6209 (*avx_unpckhpd): Likewise.
6210 (avx_movddup256): Likewise.
6211 (*avx_movddup): Likewise.
6212 (avx_unpcklpd256): Likewise.
6213 (*avx_unpcklpd): Likewise.
6214 (avx_shufpd256): Likewise.
6215 (avx_shufpd256_1): Likewise.
6216 (*avx_punpckhqdq): Likewise.
6217 (*avx_punpcklqdq): Likewise.
6218 (*avx_shufpd_<mode>): Likewise.
6219 (*avx_storehpd): Likewise.
6220 (*avx_loadhpd): Likewise.
6221 (*avx_loadlpd): Likewise.
6222 (*avx_movsd): Likewise.
6223 (*vec_concatv2df_avx): Likewise.
6224 (*avx_<plusminus_insn><mode>3): Likewise.
6225 (*avx_<plusminus_insn><mode>3): Likewise.
6226 (*avx_mulv8hi3): Likewise.
6227 (*avxv8hi3_highpart): Likewise.
6228 (*avx_umulv8hi3_highpart): Likewise.
6229 (*avx_umulv2siv2di3): Likewise.
6230 (*avx_mulv2siv2di3): Likewise.
6231 (*avx_pmaddwd): Likewise.
6232 (*avx_mulv4si3): Likewise.
6233 (*avx_ashr<mode>3): Likewise.
6234 (*avx_lshr<mode>3): Likewise.
6235 (*avx_ashl<mode>3): Likewise.
6236 (*avx_<code><mode>3): Likewise.
6237 (*avx_eq<mode>3): Likewise.
6238 (*avx_gt<mode>3): Likewise.
6239 (*avx_nand<mode>3): Likewise.
6240 (*avx_nand<mode>3): Likewise.
6241 (*avx_<code><mode>3): Likewise.
6242 (*avx_<code><mode>3): Likewise.
6243 (*avx_packsswb): Likewise.
6244 (*avx_packssdw): Likewise.
6245 (*avx_packuswb): Likewise.
6246 (*avx_punpckhbw): Likewise.
6247 (*avx_punpcklbw): Likewise.
6248 (*avx_punpckhwd): Likewise.
6249 (*avx_punpcklwd): Likewise.
6250 (*avx_punpckhdq): Likewise.
6251 (*avx_punpckldq): Likewise.
6252 (*avx_pinsr<avxmodesuffixs>): Likewise.
6253 (*avx_pinsrq): Likewise.
6254 (*avx_loadld): Likewise.
6255 (*vec_extractv2di_1_rex64_avx): Likewise.
6256 (*vec_extractv2di_1_avx): Likewise.
6257 (*vec_dupv2di_avx): Likewise.
6258 (*vec_concatv2si_avx): Likewise.
6259 (*vec_concatv4si_1_avx): Likewise.
6260 (*vec_concatv2di_avx): Likewise.
6261 (*vec_concatv2di_rex64_avx): Likewise.
6262 (*avx_uavgv16qi3): Likewise.
6263 (*avx_uavgv8hi3): Likewise.
6264 (*avx_psadbw): Likewise.
6265 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
6266 (*avx_phaddwv8hi3): Likewise.
6267 (*avx_phadddv4si3): Likewise.
6268 (*avx_phaddswv8hi3): Likewise.
6269 (*avx_phsubwv8hi3): Likewise.
6270 (*avx_phsubdv4si3): Likewise.
6271 (*avx_phsubswv8hi3): Likewise.
6272 (*avx_pmaddubsw128): Likewise.
6273 (*avx_pmulhrswv8hi3): Likewise.
6274 (*avx_pshufbv16qi3): Likewise.
6275 (*avx_psign<mode>3): Likewise.
6276 (*avx_palignrti): Likewise.
6277 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6278 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6279 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6280 (*avx_mpsadbw): Likewise.
6281 (*avx_packusdw): Likewise.
6282 (*avx_pblendvb): Likewise.
6283 (*avx_pblendw): Likewise.
6284 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6285 (avx_ptest256): Likewise.
6286 (avx_roundp<avxmodesuffixf2c>256): Likewise.
6287 (*avx_rounds<ssemodesuffixf2c>): Likewise.
6288 (*avx_aesenc): Likewise.
6289 (*avx_aesenclast): Likewise.
6290 (*avx_aesdec): Likewise.
6291 (*avx_aesdeclast): Likewise.
6292 (avx_vzeroupper): Likewise.
6293 (avx_vzeroupper_rex64): Likewise.
6294 (avx_vpermil<mode>): Likewise.
6295 (avx_vpermilvar<mode>3): Likewise.
6296 (avx_vpermil2<mode>3): Likewise.
6297 (avx_vperm2f128<mode>3): Likewise.
6298 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6299 (avx_vbroadcastss256): Likewise.
6300 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
6301 (avx_vinsertf128<mode>): Likewise.
6302 (vec_set_lo_<mode>): Likewise.
6303 (vec_set_hi_<mode>): Likewise.
6304 (vec_set_lo_<mode>): Likewise.
6305 (vec_set_hi_<mode>): Likewise.
6306 (vec_set_lo_v16hi): Likewise.
6307 (vec_set_hi_v16hi): Likewise.
6308 (vec_set_lo_v32qi): Likewise.
6309 (vec_set_hi_v32qi): Likewise.
6310 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6311 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6312 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
6313 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
6314 (vec_init<mode>): Likewise.
6315 (*vec_concat<mode>_avx): Likewise.
6316 (blendbits): Support V8SF and V4DF.
6317 (sse2_movq128): Support AVX.
6318 (<sse>_movnt<mode>): Likewise.
6319 (sse2_movntv2di): Likewise.
6320 (sse_rcpv4sf2): Likewise.
6321 (sse_sqrtv4sf2): Likewise.
6322 (sse_rsqrtv4sf2): Likewise.
6323 (<sse>_comi): Likewise.
6324 (<sse>_ucomi): Likewise.
6325 (sse_cvtss2si): Likewise.
6326 (sse_cvtss2si_2): Likewise.
6327 (sse_cvtss2siq): Likewise.
6328 (sse_cvtss2siq_2): Likewise.
6329 (sse_cvttss2si): Likewise.
6330 (sse_cvttss2siq): Likewise.
6331 (sse2_cvtsd2si): Likewise.
6332 (sse2_cvtsd2si_2): Likewise.
6333 (sse2_cvtsd2siq): Likewise.
6334 (sse2_cvtsd2siq_2): Likewise.
6335 (sse2_cvttsd2si): Likewise.
6336 (sse2_cvttsd2siq): Likewise.
6337 (sse2_cvtdq2pd): Likewise.
6338 (*sse2_cvtpd2dq): Likewise.
6339 (*sse2_cvttpd2dq): Likewise.
6340 (*sse2_cvtpd2ps): Likewise.
6341 (sse2_cvtps2pd): Likewise.
6342 (sse3_movshdup): Likewise.
6343 (sse3_movsldup): Likewise.
6344 (sse_storehps): Likewise.
6345 (*sse4_1_extractps): Likewise.
6346 (sse2_storelpd): Likewise.
6347 (vec_dupv2df_sse3): Likewise.
6348 (*vec_concatv2df_sse3): Likewise.
6349 (*sse4_1_pextrb): Likewise.
6350 (*sse4_1_pextrb_memory): Likewise.
6351 (*sse2_pextrw): Likewise.
6352 (*sse4_1_pextrw_memory): Likewise.
6353 (*sse4_1_pextrd): Likewise.
6354 (*sse4_1_pextrq): Likewise.
6355 (sse2_pshufd_1): Likewise.
6356 (sse2_pshuflw_1): Likewise.
6357 (sse2_pshufhw_1): Likewise.
6358 (*sse2_storeq_rex64): Likewise.
6359 (*vec_dupv4si): Likewise.
6360 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
6361 (sse2_pmovmskb): Likewise.
6362 (*sse2_maskmovdqu): Likewise.
6363 (*sse2_maskmovdqu_rex64): Likewise.
6364 (sse_ldmxcsr): Likewise.
6365 (sse_stmxcsr): Likewise.
6366 (abs<mode>2): Likewise.
6367 (sse4_1_movntdqa): Likewise.
6368 (sse4_1_phminposuw): Likewise.
6369 (sse4_1_extendv8qiv8hi2): Likewise.
6370 (*sse4_1_extendv8qiv8hi2): Likewise.
6371 (sse4_1_extendv4qiv4si2): Likewise.
6372 (*sse4_1_extendv4qiv4si2): Likewise.
6373 (sse4_1_extendv2qiv2di2): Likewise.
6374 (*sse4_1_extendv2qiv2di2): Likewise.
6375 (sse4_1_extendv4hiv4si2): Likewise.
6376 (*sse4_1_extendv4hiv4si2): Likewise.
6377 (sse4_1_extendv2hiv2di2): Likewise.
6378 (*sse4_1_extendv2hiv2di2): Likewise.
6379 (sse4_1_extendv2siv2di2): Likewise.
6380 (*sse4_1_extendv2siv2di2): Likewise.
6381 (sse4_1_zero_extendv8qiv8hi2): Likewise.
6382 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
6383 (sse4_1_zero_extendv4qiv4si2): Likewise.
6384 (*sse4_1_zero_extendv4qiv4si2): Likewise.
6385 (sse4_1_zero_extendv2qiv2di2): Likewise.
6386 (*sse4_1_zero_extendv2qiv2di2): Likewise.
6387 (sse4_1_zero_extendv4hiv4si2): Likewise.
6388 (*sse4_1_zero_extendv4hiv4si2): Likewise.
6389 (sse4_1_zero_extendv2hiv2di2): Likewise.
6390 (*sse4_1_zero_extendv2hiv2di2): Likewise.
6391 (sse4_1_zero_extendv2siv2di2): Likewise.
6392 (*sse4_1_zero_extendv2siv2di2): Likewise.
6393 (sse4_1_ptest): Likewise.
6394 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
6395 (sse4_2_pcmpestri): Likewise.
6396 (sse4_2_pcmpestrm): Likewise.
6397 (sse4_2_pcmpistri): Likewise.
6398 (sse4_2_pcmpistrm): Likewise.
6400 (aeskeygenassist): Likewise.
6402 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
6404 * config/i386/predicates.md (vzeroall_operation): New.
6406 * config/i386/sse.md (avx_vzeroall): New.
6407 (*avx_vzeroall): Likewise.
6409 2008-08-28 Paul Brook <paul@codesourcery.com>
6410 Mark Shinwell <shinwell@codesourcery.com>
6411 Richard Earnshaw <richard.earnshaw@arm.com>
6413 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
6414 (TARGET_MIN_ANCHOR_OFFSET): New.
6415 (arm_override_options): Set correct anchor ranges for Thumb-1
6416 and Thumb-2 if required.
6417 (legitimize_pic_address): Handle case involving a TLS symbol
6418 reference with an addend.
6419 (arm_optimization_options): Enable section anchors at -O1 and
6421 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
6422 * config/arm/arm-protos.h (arm_optimization_options): New.
6424 2008-08-28 Nick Clifton <nickc@redhat.com>
6426 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
6427 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
6430 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
6431 * config/v850/v850.md (return): Remove frame size restriction.
6433 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
6435 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
6437 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
6439 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
6441 2008-08-28 Paul Brook <paul@codesourcery.com>
6443 * config/arm/vfp11.md: Update license notice.
6444 * config/arm/cortex-r4.md: Ditto.
6446 2008-08-28 Richard Guenther <rguenther@suse.de>
6448 PR tree-optimization/37207
6449 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
6452 2008-08-28 Dodji Seketeli <dodji@redhat.com>
6455 * tree.c (int_fits_type_p): Don't forget unsigned integers
6456 of type sizetype which higher end word equals -1.
6458 2008-08-28 Ira Rosen <irar@il.ibm.com>
6460 * target.h (struct vectorize): Add new target builtin.
6461 * tree-vectorizer.c (destroy_loop_vec_info): Call
6462 vect_free_slp_instance instead of vect_free_slp_node.
6463 * tree-vectorizer.h (enum slp_load_perm_type): New.
6464 (struct _slp_instance): Add new fields.
6465 (SLP_INSTANCE_LOAD_PERMUTATION): New.
6466 (SLP_INSTANCE_LOADS): New.
6467 (vect_free_slp_tree): Remove.
6468 (vect_free_slp_instance): Declare.
6469 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
6470 (vectorizable_load): Add argument.
6471 (vect_transform_slp_perm_load): New.
6472 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
6474 (vect_get_place_in_interleaving_chain): New function.
6475 (vect_free_slp_tree): Make static.
6476 (vect_free_slp_instance): New function.
6477 (vect_build_slp_tree): Add new arguments. Allow load permutations and
6478 collect the load location in the interleaving chain.
6479 (vect_supported_slp_permutation_p): New function.
6480 (vect_supported_load_permutation_p): Likewise.
6481 (vect_analyze_slp_instance): In case of loads permutation, call
6482 vect_supported_load_permutation_p to check that the permutation is
6484 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
6485 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
6486 (vect_create_mask_and_perm): New function.
6487 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
6488 (vectorizable_load): Add an argument. Don't keep the created vectors
6489 statements in the node if permutation is required. Call
6490 vect_transform_slp_perm_load to generate the permutation.
6491 (vect_transform_stmt): Add new argument. Call vectorizable_load with
6492 additional argument.
6493 (vect_schedule_slp_instance): In case of loads permutation, allocate
6494 vectorized statements structure for all the related SLP nodes. Call
6495 vect_transform_stmt with addditional argument.
6496 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
6497 * config/spu/spu.c (spu_builtin_vec_perm): New.
6498 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6499 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
6500 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
6501 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6503 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
6505 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
6506 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
6507 __gthread_cond_signal, __gthread_cond_timedwait,
6508 __gthread_cond_timedwait_recursive): New functions.
6509 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
6511 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
6514 2008-08-28 Richard Guenther <rguenther@suse.de>
6517 * fold-const.c (maybe_canonicalize_comparison_1): Require
6518 undefined overflow only for canonicalizing A +- CST cmp CST.
6519 Make sure to not generate new constants that are not inside
6520 their TYPE_MIN/MAX_VALUE range.
6521 (maybe_canonicalize_comparison): Remove undefined overflow
6523 (fold_binary): Remove now duplicate folding.
6525 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6527 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
6528 use not updated in the last change.
6530 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6532 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
6533 (IRA_COVER_CLASSES): Add FPUL_REGS.
6535 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6538 * c-common.c (conversion_warning): Check for null operands.
6540 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6543 * c-decl.c (check_for_loop_decls): Improve error message. Give
6546 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6549 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
6550 (convert_for_assignment): Pass corrent OPT_W* parameter to
6551 WARN_FOR_ASSIGNMENT.
6553 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6556 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
6558 2008-08-27 Paul Brook <paul@codesourcery.com>
6560 * config.gcc: Loosen checks for arm uclinux eabi targets.
6562 2008-08-27 Paul Brook <paul@codesourcery.com>
6564 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
6566 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6568 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
6570 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
6571 the enumerators of an ENUMERAL_TYPE.
6572 * dbxout.c (dbxout_type): Ditto.
6574 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
6577 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
6578 (fwprop_addr): Check that the loop_father is not the outer loop.
6580 2008-08-26 Paul Brook <paul@codesourcery.com>
6582 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
6583 Remove documentation entry for fmul type.
6584 Use fmuls to annotate single-precision multiplication patterns,
6585 fmuld to annotate double-precision multiplication patterns,
6586 fmacs to annotate single-precision multiply-accumulate patterns
6587 and fmacd to annotate double-precision multiply-accumulate patterns.
6588 * config/arm/vfp11.md: Update reservations accordingly.
6589 * config/arm/arm.md: Note that certain values of the "type"
6590 attribute are documented in vfp.md.
6591 * config/arm/arm1020e.md: Remove out of date duplicate comment.
6592 (v10_cvt): Use new fmul types.
6594 2008-08-26 Paul Brook <paul@codesourcery.com>
6596 * config/arm/vfp.md: Move pipeline description for VFP11 to...
6597 * config/arm/vfp11.md: ...here. New.
6598 * config/arm/arm.md: Include vfp11.md.
6600 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
6602 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
6603 parameter to inform call.
6605 2008-08-26 Jeff Law <law@redhat.com>
6607 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
6608 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
6609 preferred class when copying a constant into a partial word register.
6611 2008-08-26 Ben Elliston <bje@au.ibm.com>
6613 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
6614 * cp/typeck.c: Likewise.
6615 * cp/tree.c: Likewise.
6616 * gimple-low.c: Likewise.
6619 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
6621 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
6622 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
6624 * doc/passes.texi: Describe IRA.
6626 * doc/tm.texi (IRA_COVER_CLASSES,
6627 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
6629 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
6630 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
6631 -fira-propagate-cost, -fno-ira-share-save-slots,
6632 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
6634 * flags.h (ira_algorithm): New enumeration.
6635 (flag_ira_algorithm, flag_ira_verbose): New external variable
6638 * postreload.c (gate_handle_postreload): Don't do post reload
6639 optimizations unless the reload is completed.
6641 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
6644 * tree-pass.h (pass_ira): New external variable declaration.
6646 * reload.h: Add 2008 to the Copyright.
6648 * cfgloopanal.c: Include params.h.
6649 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
6652 * params.h (IRA_MAX_LOOPS_NUM): New macro.
6654 * toplev.c (ira.h): New include.
6655 (flag_ira_algorithm, flag_ira_verbose): New external variables.
6656 (backend_init_target): Call ira_init.
6657 (backend_init): Call ira_init_once.
6658 (finalize): Call finish_ira_once.
6660 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
6661 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
6664 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
6665 may_move_out_cost): New external variable declarations.
6666 (move_table): New typedef.
6668 * caller-save.c: Include headers output.h and ira.h.
6669 (no_caller_save_reg_set): New global variable.
6670 (save_slots_num, save_slots): New variables.
6671 (reg_save_code, reg_restore_code, add_stored_regs): Add
6673 (init_caller_save): Set up no_caller_save_reg_set.
6674 (init_save_areas): Reset save_slots_num.
6675 (saved_hard_reg): New structure.
6676 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
6677 (initiate_saved_hard_regs, new_saved_hard_reg,
6678 finish_saved_hard_regs, saved_hard_reg_compare_func): New
6680 (setup_save_areas): Add code for sharing stack slots.
6681 (all_blocks): New variable.
6682 (save_call_clobbered_regs): Process pseudo-register too.
6683 (mark_set_regs): Process pseudo-register too.
6684 (insert_one_insn): Put the insn after bb note in a empty basic
6685 block. Add insn check.
6687 * global.c (eliminable_regset): Make it external.
6688 (mark_elimination): Use DF_LR_IN for IRA.
6689 (pseudo_for_reload_consideration_p): New.
6690 (build_insn_chain): Make it external. Don't ignore spilled
6691 pseudos for IRA. Use pseudo_for_reload_consideration_p.
6692 (gate_handle_global_alloc): New function.
6693 (pass_global_alloc): Add the gate function.
6695 * opts.c (decode_options): Set up flag_ira. Print the warning for
6697 (common_handle_option): Process -fira-algorithm and -fira-verbose.
6699 * timevar.def (TV_IRA, TV_RELOAD): New passes.
6701 * regmove.c (regmove_optimize): Don't do replacement of output for
6704 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
6705 New external variable declarations.
6707 * local-alloc.c (update_equiv_regs): Make it external. Return
6708 true if jump label rebuilding should be done. Rescan new_insn for
6710 (gate_handle_local_alloc): New function.
6711 (pass_local_alloc): Add the gate function.
6713 * alias.c (value_addr_p, stack_addr_p): New functions.
6714 (nonoverlapping_memrefs_p): Use them for IRA.
6716 * common.opt (fira, fira-algorithm, fira-coalesce,
6717 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
6718 fira-verbose): New options.
6720 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
6721 move_cost, may_move_in_cost, may_move_out_cost): Make the
6723 (move_table): Remove typedef.
6724 (init_move_cost): Make it external.
6725 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
6728 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
6729 setup_reg_classes): New function prototypes.
6730 (eliminable_regset): New external variable declaration.
6731 (build_insn_chain, update_equiv_regs): New function prototypes.
6733 * Makefile.in (IRA_INT_H): New definition.
6734 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
6735 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
6736 (reload1.o, toplev.o): Add dependence on ira.h.
6737 (cfgloopanal.o): Add PARAMS_H.
6738 (caller-save.o): Add dependence on output.h and ira.h.
6739 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
6740 ira-emit.o, ira-lives.o): New entries.
6742 * passes.c (pass_ira): New pass.
6744 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
6746 * reload1.c (ira.h): Include the header.
6747 (changed_allocation_pseudos): New bitmap.
6748 (init_reload): Initiate the bitmap.
6749 (compute_use_by_pseudos): Permits spilled registers in FROM.
6750 (temp_pseudo_reg_arr): New variable.
6751 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
6752 IRA. Call alter_reg with the additional parameter. Don't clear
6753 spilled_pseudos for IRA. Restore original insn chain for IRA.
6754 Clear changed_allocation_pseudos at the end of reload.
6755 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
6756 (hard_regno_to_pseudo_regno): New variable.
6757 (count_pseudo): Check spilled pseudos. Set up
6758 hard_regno_to_pseudo_regno.
6759 (count_spilled_pseudo): Check spilled pseudos. Update
6760 hard_regno_to_pseudo_regno.
6761 (find_reg): Use better_spill_reload_regno_p. Check
6762 hard_regno_to_pseudo_regno.
6763 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
6765 (eliminate_regs_1): Use additional parameter for alter_reg.
6766 (finish_spills): Set up pseudo_previous_regs only for spilled
6767 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
6768 more arguments. Don't clear live_throughout and dead_or_set for
6769 spilled pseudos. Use additional parameter for alter_reg. Call
6770 mark_allocation_change. Set up changed_allocation_pseudos.
6771 Remove sanity check.
6772 (emit_input_reload_insns, delete_output_reload): Use additional
6773 parameter for alter_reg. Call mark_allocation_change.
6774 (substitute, gen_reload_chain_without_interm_reg_p): New
6776 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
6778 * testsuite/gcc.dg/20080410-1.c: New file.
6780 * config/s390/s390.h (IRA_COVER_CLASSES,
6781 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
6783 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
6785 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
6787 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
6789 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
6791 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
6793 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
6795 2008-08-24 Jeff Law <law@redhat.com>
6796 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
6797 when ignoring unavailable registers.
6799 2008-08-24 Jeff Law <law@redhat.com>
6800 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
6801 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
6802 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
6803 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
6805 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
6806 * ira-build.c (allocno_range_compare_func): Stabilize sort.
6808 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
6809 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
6810 * reload1.c (find_reg): Process registers in register allocation order.
6812 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6813 * toplev.c (backend_init_target): Move ira_init call from
6815 (lang_dependent_init_target): ...to here.
6817 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6818 * ira.c (setup_class_subset_and_memory_move_costs): Don't
6819 calculate memory move costs for NO_REGS.
6821 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
6822 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
6823 STACK_REGS is defined.
6825 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6826 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
6828 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
6829 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
6831 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
6832 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
6833 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
6836 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
6837 Dorit Nuzman <dorit@il.ibm.com>
6839 * gcc/config/spu/spu.md (vec_extract_evenv4si,
6840 vec_extract_evenv4sf, vec_extract_evenv8hi,
6841 vec_extract_evenv16qi, vec_extract_oddv4si,
6842 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
6843 vec_interleave_highv4sf, vec_interleave_lowv4sf,
6844 vec_interleave_highv4si, vec_interleave_lowv4si,
6845 vec_interleave_highv8hi, vec_interleave_lowv8hi,
6846 vec_interleave_highv16qi, vec_interleave_lowv16qi,
6847 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
6849 2008-08-25 Janis Johnson <janis187@us.ibm.com>
6852 * config/rs6000/rs6000.c (optimization_options): Don't default to
6853 section anchors without toplevel reorder.
6855 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6857 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
6858 (mfc_end_critical_section): Likewise.
6860 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6862 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
6863 all type qualifiers from element type to vector type.
6865 2008-08-25 David Daney <ddaney@avtrex.com>
6867 * config/mips/mips.md (immediate_insn): Move up in file, fix
6868 comment typo, reformat.
6869 (fetchop_bit, atomic_hiqi_op memory_barrier,
6870 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
6871 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
6872 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
6873 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
6874 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
6875 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
6876 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
6877 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
6878 sync_old_nand<mode>, sync_new_nand<mode>,
6879 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
6880 test_and_set_12): Moved to sync.md.
6882 * config/mips/sync.md: New file.
6884 2008-08-25 Richard Henderson <rth@redhat.com>
6886 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
6887 (regsave): Likewise.
6888 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
6889 (output_cfi_directive): Likewise.
6890 (div_data_align): New.
6891 (output_cfi): Use it.
6893 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
6895 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
6896 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
6897 (TARGET_OCTEON): New macro.
6898 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
6899 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
6900 (ISA_HAS_POP): New macro.
6901 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6903 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6905 * config/mips/mips.md (cpu): Add octeon.
6906 (type): Add pop attribute value.
6907 (popcount<mode>2): New pattern.
6908 * doc/invoke.texi (-march=@var{arch}): Add octeon.
6910 2008-08-24 Jan Hubicka <jh@suse.cz>
6912 * doc/invoke.texi (-fipa-cp-clone): New option.
6913 (-fipa-cp): Update docs.
6914 (--param ipcp-unit-growth):New.
6915 * ipa-cp.c: Include fibheap.h, params.h
6916 (ipcp_initialize_node_lattices): When not cloning, all externally
6917 visible functions are bottom.
6918 (ipcp_need_redirect_p): Accept clones.
6919 (ipcp_insert_stage): Use cost driven heuristics.
6920 (max_count, dead_nodes): New static vars.
6921 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
6922 ipcp_const_param_count): New functions.
6923 * common.opt (ipa-cp-clone): New command line option.
6924 * params.def (ipcp-unit-growth): New.
6926 2008-08-24 Jan Hubicka <jh@suse.cz>
6928 * tree-inline.c (tree_function_versioning): Look harder
6929 for referenced vars.
6931 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
6933 PR tree-optimization/37185
6934 * matrix-reorg.c (transform_access_sites): Update changed stmt.
6936 2008-08-23 Jan Hubicka <jh@suse.cz>
6938 * ipa-cp.c (ipcp_analyze_node): New function.
6939 (ipcp_update_cloned_node): Use it.
6940 (ipcp_init_stage): Likewise.
6941 * ipa-inline.c (function_insertion_hook_holder): New static var.
6942 (analyze_function): Break out from ....
6943 (inline_generate_summary): Here; register insertion hook.
6944 (cgraph_decide_inlining): Remove hook.
6945 (add_new_function): New function.
6947 2008-08-23 Jan Hubicka <jh@suse.cz>
6949 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
6951 2008-08-23 Jan Hubicka <jh@suse.cz>
6953 * ipa-cp.c (constant_val_insert): Remove.
6954 (ipcp_propagate_one_const): Remove.
6955 (ipcp_create_replace_map): Always insert replacements to the map.
6956 (ipcp_insert_stage): Do not try to insert statements by hand.
6957 * tree-inline.c (insert_init_stmt): Break out from ...
6958 (setup_one_parameter): ... here; allow NULL BB pointer.
6959 (tree_function_versioning): Use setup_one_parameter to process
6962 2008-08-23 Jan Hubicka <jh@suse.cz>
6964 * tree.c (decl_address_ip_invariant_p): New function.
6965 * tree.h (decl_address_ip_invariant_p): Declare.
6966 * gimple.c (strip_invariant_refs): Break out from ...
6967 (is_gimple_invariant_address): ... here
6968 (is_gimple_ip_invariant_address): New function.
6969 (is_gimple_ip_invariant): New function.
6970 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
6973 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
6974 (ipcp_lat_is_insertable): All constants are insertable.
6975 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
6976 IPA_CONST_VALUE_REF.
6977 (ipcp_initialize_node_lattices): Propagate all types of operands.
6978 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
6979 (ipcp_create_replace_map): Reformat.
6980 (ipcp_need_redirect_p): Simplify.
6981 (ipcp_insert_stage): Check that argument is used before clonning.
6982 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
6984 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
6985 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
6986 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
6987 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
6988 (jump_func_type): Remove IPA_CONST_VALUE_REF.
6989 * tree-inline.c (tree_function_versioning): Add variables referenced
6992 2008-08-23 Jan Hubicka <jh@suse.cz>
6995 * i386.c (standard_80387_constant_p): Use optimize_size.
6997 2008-08-23 Ira Rosen <irar@il.ibm.com>
6999 PR tree-optimization/37161
7000 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
7001 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
7002 (vect_determine_vectorization_factor): Move the scalar type
7003 retrieval to vect_get_smallest_scalar_type.
7004 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
7005 scalar type. Remove redundant computation.
7006 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
7007 (vect_get_slp_defs): Take the type of RHS into account if
7008 necessary by calling vect_get_smallest_scalar_type. Call
7009 vect_get_constant_vectors with additional argument.
7011 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7014 * doc/invoke.texi (Wwrite-strings): Clarify description.
7016 2008-08-23 Ira Rosen <irar@il.ibm.com>
7018 PR tree-optimization/37174
7019 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
7020 def stmt is a part of the loop before accessing its stmt_vec_info.
7022 2008-08-22 Anatoly Sokolov <aesok@post.ru>
7025 * config/avr/avr.md (UNSPEC_SWAP): New constants.
7026 (*swap): New insn pattern.
7027 (*ashlqi3): Rename from ashlqi3 insn pattern.
7028 (ashlqi3): New expanders.
7029 (*lshrqi3): Rename from lshrqi3 insn pattern.
7030 (lshrqi3): New expanders.
7031 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
7032 lshrqi3_const5, lshrqi3_const6): New splitters.
7033 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
7034 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
7037 2008-08-22 Richard Guenther <rguenther@suse.de>
7039 PR tree-optimization/37078
7040 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
7041 [+INF, +INF] ranges.
7043 2008-08-22 Richard Guenther <rguenther@suse.de>
7045 PR tree-optimization/37143
7046 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
7047 a conversion statement instead of a copy.
7049 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
7052 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
7053 CCCmode, CCOmode and CCSmode destination modes.
7056 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
7057 from different units in a single alternative.
7058 (*vec_extractv2sf_1): Ditto.
7059 (*vec_extractv2si_0): Ditto.
7060 (*vec_extractv2si_1): Ditto.
7061 * config/i386/sse.md (sse2_storehpd): Ditto.
7062 (sse2_storelpd): Ditto.
7063 (sse2_loadhpd): Ditto.
7064 (sse2_loadlpd): Ditto.
7067 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
7068 (popcountsi2): Ditto.
7069 (clzdi2_abm): Ditto.
7070 (popcountdi2): Ditto.
7071 (clzhi2_abm): Ditto.
7072 (popcounthi2): Ditto.
7074 2008-08-22 Richard Guenther <rguenther@suse.de>
7078 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
7079 if the multiplication does not overflow.
7081 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
7083 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
7085 2008-08-21 Richard Henderson <rth@redhat.com>
7087 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
7088 spurrious comma from test.
7089 * configure: Rebuild.
7091 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7094 * builtins.c (fold_builtin_next_arg): Add warning about undefined
7097 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
7099 * c-tree.h (grokfield): New argument.
7100 * c-decl.c (grokfield): Handle new location argument.
7101 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
7103 2008-08-21 Richard Guenther <rguenther@suse.de>
7105 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
7107 2008-08-21 Jan Hubicka <jh@suse.cz>
7109 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
7110 (cgraph_add_function_insertion_hook,
7111 cgraph_remove_function_insertion_hook,
7112 cgraph_call_function_insertion_hooks): New functions.
7113 * cgraph.h (cgraph_add_function_insertion_hook,
7114 cgraph_remove_function_insertion_hook,
7115 cgraph_call_function_insertion_hooks): Declare.
7116 * ipa-reference.c (function_insertion_hook_holder): New variable.
7117 (check_operand, look_for_address_of): When checking late, do not care
7118 about module bitmaps.
7119 (add_new_function): New function.
7120 (generate_summary): Register hooks; zero module bitmaps.
7121 (propagate): Unregister hooks.
7122 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
7123 (add_new_function): New function.
7124 (generate_summary): Register hook.
7125 (propagate): Remove hook.
7127 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
7129 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
7130 * ipa-cp.c (ipcp_update_cloned_node): New function.
7131 (build_const_val): Handle functions correctly; bring type logic
7132 into sync with tree-inline.c
7133 (ipcp_init_stage): Take care of computing stuff needed by
7134 indirect inlining; update clones.
7135 (ipcp_generate_summary): Break out of ipcp_driver.
7136 (ipcp_driver): Do only execution and transformation.
7137 (pass_ipa_cp): Make IPA_PASS.
7138 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
7140 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
7141 ipcp, some info is already available.
7142 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
7143 * tree-inline.c (remap_ssa_name): Unshare expression.
7145 2008-08-21 Richard Guenther <rguenther@suse.de>
7147 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7148 a PHI ask VN if it is already available.
7149 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7150 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7152 2008-08-21 Richard Guenther <rguenther@suse.de>
7155 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
7156 makes sure to produce a result of the correct type.
7158 2008-08-21 Jan Hubicka <jh@suse.cz>
7159 Backport from LTO branch:
7161 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7162 Jan Hubicka <jh@suse.cz>
7165 (init_state, finish_state, set_function_state, generate_summary):
7167 (scan_stmt): Renamed from scan_function. Changed to keep state in
7168 local static vars rather than cgraph aux field.
7169 (propagate): Renamed from static_execute. Changed to keep state in
7170 local static vars rather than cgraph aux field.
7171 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
7172 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
7174 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7176 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
7177 * ipa-reference.c (init_function_info, generate_summary,
7178 propagate): New functions.
7179 (analyze_function): Call init_function_info.
7180 (static_execute): Stripped into generate_summary and propagate.
7181 (pass_ipa_reference): Made into ipa_opt_pass.
7183 2008-08-21 Richard Guenther <rguenther@suse.de>
7185 PR tree-optimization/37181
7186 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
7188 (extract_range_from_unary_expr): Likewise.
7190 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7192 * diagnostic.c (pedwarn_at): Rename as pedwarn.
7194 * toplev.h (pedwarn_at): Likewise.
7195 * builtins.c: Update all calls to pedwarn.
7196 * c-lex.c: Likewise.
7197 * toplev.c: Likewise.
7198 * c-tree.h: Likewise.
7199 * c-decl.c: Likewise.
7200 * c-errors.c: Likewise.
7201 * c-typeck.c: Likewise.
7202 * c-common.c: Likewise.
7203 * c-parser.c: Likewise.
7205 2008-08-20 Joseph Myers <joseph@codesourcery.com>
7208 * config/sparc/sparc.c (function_arg_slotno): Handle structure
7209 with MODE_VECTOR_INT mode.
7211 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7214 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
7215 initialized outside the current module.
7216 (warn_uninitialized_var): Ignore left-hand side when walking the
7217 trees. Ignore address expressions. Examine VUSE operands in gimple
7218 statements with a variable declaration on the right-hand side.
7220 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
7223 * rtlanal.c (subreg_offset_representable_p): Revert last change.
7225 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7228 * c-common.c (conversion_warning): Do not warn if applying bit-and
7229 operator to unsigned constant that fits in the target type.
7231 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7234 * c-common.c (conversion_warning): Do not warn for artificial
7237 2008-08-20 Richard Guenther <rguenther@suse.de>
7239 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
7240 (extract_range_from_binary_expr): Fall back to constant propagation.
7241 (extract_range_from_unary_expr): Likewise.
7243 2008-08-20 Richard Guenther <rguenther@suse.de>
7245 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
7246 with TREE_THIS_VOLATILE on shared nodes.
7247 (fold_stmt_r): Likewise.
7249 2008-08-20 Jakub Jelinek <jakub@redhat.com>
7252 * c-parser.c (c_parser_attributes): For keywords use canonical
7253 spelling for attr_name.
7255 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7257 * value-prof.c (check_counter): Revert wrong call to error.
7259 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7261 * profile.c: Update calls to inform.
7262 * value-prof.c: Update calls to inform.
7264 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7266 * diagnostic.c (inform): Add an explicit location_t parameter.
7267 * toplev.h (inform): Update declaration.
7268 * builtins.c: Update all calls to inform.
7269 * c-common.c: Likewise.
7270 * c-decl.c: Likewise.
7271 * c-opts.c: Likewise.
7272 * c-pch.c: Likewise.
7273 * c-pragma.c: Likewise.
7274 * c-typeck.c: Likewise.
7275 * coverage.c: Likewise.
7277 * toplev.c: Likewise.
7278 * tree-cfg.c: Likewise.
7279 * tree-ssa.c: Likewise.
7281 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
7284 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
7285 V2DI mode, for SSE4.1, use movq instead of vector set if the
7286 second element is zero and inter-unit moves are OK.
7288 2008-08-20 Richard Guenther <rguenther@suse.de>
7290 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
7291 properly handle conversion/copy chains after tuplification.
7293 2008-08-20 Richard Guenther <rguenther@suse.de>
7295 * passes.c (init_optimization_passes): Move the second
7296 forwprop pass before alias computation. Remove the second
7297 DCE pass. Remove the first dominator and phi copy/const
7300 2008-08-20 Nick Clifton <nickc@redhat.com>
7302 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
7303 support of this feature. Do not assume that a sufficiently new
7304 assembler will support the feature regardless of the target type.
7305 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
7306 * configure: Regenerate.
7308 2008-08-20 Richard Guenther <rguenther@suse.de>
7310 * tree-vrp.c (found_in_subgraph): Remove.
7311 (live): New global static.
7312 (live_on_edge): New function.
7313 (blocks_visited): Remove.
7314 (register_edge_assert_for_2): Use live_on_edge.
7315 (find_conditional_asserts): Remove code dealing with
7316 found_in_subgraph. Do not walk the CFG.
7317 (find_switch_asserts): Likewise.
7318 (find_assert_locations_1): Renamed from find_assert_locations.
7319 Move finding assert locations for conditional and switch
7320 statements first. Update live bitmap. Do not walk the CFG.
7321 (find_assert_locations): New function.
7322 (insert_range_assertions): Remove entry of CFG walk.
7323 Adjust call to find_assert_locations.
7324 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
7325 that only can appear because of fake exit edges but assert we
7326 never try to insert on those.
7327 (fini_pre): Do not remove fake exit edges here...
7328 (execute_pre): ...but here, before committing edge inserts.
7330 2008-08-19 Richard Guenther <rguenther@suse.de>
7332 * passes.c (init_optimization_passes): Exchange store-ccp
7335 2008-08-19 Rafael EspÃ
\83Ândola <espindola@google.com>
7337 * varasm.c (weak_decls): Move earlier in the file.
7338 (assemble_external): Add weak decls to the weak_decls list.
7339 (declare_weak): Don't add decls to the weak_decls list.
7341 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
7344 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
7345 before (sse2_shufpd_<mode>).
7347 2008-08-19 Jakub Jelinek <jakub@redhat.com>
7350 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
7351 * tree.c (block_nonartificial_location): Likewise.
7353 2008-08-19 Richard Guenther <rguenther@suse.de>
7355 PR tree-optimization/35972
7356 PR tree-optimization/23094
7357 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
7359 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
7360 handle MISALIGNED_INDIRECT_REF.
7361 (get_ref_from_reference_ops): New helper.
7362 (vn_reference_lookup_pieces): Walk the use-def chain using the
7363 alias-oracle if requested.
7364 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
7365 walking the use-def chain.
7366 (compute_avail): But not here.
7367 (create_component_ref_by_pieces_1): Properly handle
7368 MISALIGNED_INDIRECT_REF.
7369 (do_regular_insertion): Handle fully redundant
7370 expressions after PHI-translation also for SSA_NAME values, not
7371 only constants. Correctly use edoubleprime for that.
7373 2008-08-19 Ira Rosen <irar@il.ibm.com>
7375 * tree-vectorizer.c (supportable_widening_operation): Support
7376 multi-step conversion, return the number of steps in such conversion
7377 and the required intermediate types.
7378 (supportable_narrowing_operation): Likewise.
7379 * tree-vectorizer.h (vect_pow2): New function.
7380 (supportable_widening_operation): Change argument types.
7381 (supportable_narrowing_operation): Likewise.
7382 (vectorizable_type_promotion): Add an argument.
7383 (vectorizable_type_demotion): Likewise.
7384 * tree-vect-analyze.c (vect_analyze_operations): Call
7385 vectorizable_type_promotion and vectorizable_type_demotion with
7386 additional argument.
7387 (vect_get_and_check_slp_defs): Detect patterns.
7388 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
7390 (vect_analyze_slp_instance): Don't fail in case of multiple types.
7391 Call vect_build_slp_tree with correct arguments. Calculate unrolling
7392 factor according to the smallest type in the loop.
7393 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
7394 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
7395 supportable_widening_operation with correct arguments.
7396 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
7397 operands lists according to the number of vector statements in left
7398 or right node, if exists.
7399 (vect_gen_widened_results_half): Remove unused argument.
7400 (vectorizable_conversion): Call supportable_widening_operation,
7401 supportable_narrowing_operation, and vect_gen_widened_results_half
7402 with correct arguments.
7403 (vectorizable_assignment): Change documentation, support multiple
7405 (vectorizable_operation): Likewise.
7406 (vect_get_loop_based_defs): New function.
7407 (vect_create_vectorized_demotion_stmts): Likewise.
7408 (vectorizable_type_demotion): Support loop-aware SLP and general
7409 multi-step conversion. Call vect_get_loop_based_defs and
7410 vect_create_vectorized_demotion_stmts for transformation.
7411 (vect_create_vectorized_promotion_stmts): New function.
7412 (vectorizable_type_promotion): Support loop-aware SLP and general
7413 multi-step conversion. Call vect_create_vectorized_promotion_stmts
7415 (vectorizable_store): Change documentation, support multiple
7417 (vectorizable_load): Likewise.
7418 (vect_transform_stmt): Pass SLP_NODE to
7419 vectorizable_type_promotion and vectorizable_type_demotion.
7420 (vect_schedule_slp_instance): Move here the calculation of number
7421 of vectorized statements for each node from...
7422 (vect_schedule_slp): ... here.
7423 (vect_transform_loop): Call vect_schedule_slp without the last
7426 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
7429 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
7430 to == in assert statement.
7431 (vectorizable_reduction): Fix typo.
7433 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7436 * value-prof.c (check_counter): Dereference pointer to overall
7437 count when printing it.
7439 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7441 * profile.h: Really add it.
7443 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7445 * mcf.c: Really add it.
7447 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
7448 Vinodha Ramasamy <vinodha@google.com>
7450 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
7452 * value-prof.c (check_counter): Fix the counter if
7453 flag_profile_correction is true.
7454 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7455 tree_mod_subtract_transform):
7456 Follow check_counter parameter change.
7457 * common.opt (fprofile-correction): New option.
7459 * profile.h: Likewise.
7460 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
7461 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
7462 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
7464 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
7465 flag_profile_correction is set.
7467 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
7469 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
7471 2008-08-18 Tomas Bily <tbily@suse.cz>
7473 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
7474 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
7476 * tree-data-ref.c (split_constant_offset_1): Likewise.
7477 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
7478 * tree-sra.c (sra_walk_expr): Likewise.
7479 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
7480 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7481 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
7482 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
7484 * gimple.c (gimple_assign_unary_nop_p): Likewise.
7485 * tree-vect-transform.c (vectorizable_type_demotion)
7486 (vectorizable_type_promotion): Likewise.
7487 * tree-inline.c (expand_call_inline):
7488 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7489 (forward_propagate_addr_expr_1, forward_propagate_comparison)
7490 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7491 * expr.c (expand_expr_real_1): Likewise.
7492 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
7493 (gimple_assign_unary_useless_conversion_p): Likewise.
7494 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7495 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
7496 * fold-const.c (fold_unary): Likewise.
7497 * tree.h (CONVERT_EXPR_P): Likewise.
7498 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
7499 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7501 (register_edge_assert_for_2, extract_range_from_unary_expr)
7502 (register_edge_assert_for_1): Likewise.
7504 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7506 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
7507 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
7508 (enum real_value_const): Delete.
7509 (get_real_const): Delete.
7510 * real.c (get_real_const): Delete.
7511 (dconst_e_ptr): Define.
7512 (dconst_third_ptr): Define.
7513 (dconst_sqrt2_ptr): Define.
7514 * builtins.c: Update all callers.
7516 2008-08-18 Richard Guenther <rguenther@suse.de>
7518 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
7519 statement iterator after statement removal.
7521 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
7523 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
7524 (detect_processor_freebsd): Likewise.
7525 (host_detect_local_cpu): Call newly added functions for FreeBSD.
7527 2008-08-18 Richard Guenther <rguenther@suse.de>
7529 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
7530 and loads have the correct types.
7532 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7535 * c-opts.c (cpp_opts): Remove static.
7536 * c-parser.c (cpp_opts): Declare it extern.
7537 (disable_extension_diagnostics): Handle cpp options.
7538 (enable_extension_diagnostics): Likewise.
7540 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7542 * diagnostics.c (permerror_at): Rename as permerror.
7543 (permerror): Delete.
7544 * toplev.h: Likewise.
7546 2008-08-18 Richard Guenther <rguenther@suse.de>
7548 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
7549 sdse1 and addressables2 passes. Replace dce1 with cddce1.
7550 Move call_cdce before build_alias. Move copyrename2,
7551 cunrolli and ccp2 beafore build_alias. Re-add addressable2
7552 right after final inlining.
7553 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
7554 (pass_build_cfg): But instead via TODO_dump_func.
7556 2008-08-18 Richard Guenther <rguenther@suse.de>
7558 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
7560 (scalarize_init): If we failed to generate some initializers
7561 do not generate zeros for not instantiated members. Instead
7562 rely on the copy out.
7563 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
7564 about missing flow-sensitive alias info only if we have
7567 2008-08-17 Nick Clifton <nickc@redhat.com>
7569 * doc/extend.texi (Function Attributes): Fix typo in description
7570 if hot function attribute.
7572 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
7573 Richard Sandiford <rdsandiford@googlemail.com>
7575 * doc/install.texi (--with-mips-plt): Document.
7576 * doc/invoke.texi (-mplt, -mno-plt): Document.
7577 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
7578 and handle ${with_mips_plt}.
7579 * config/mips/mips.opt (mplt): New option.
7580 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
7581 (TARGET_ABICALLS_PIC2): Likewise.
7582 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
7583 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
7584 (ASM_SPEC): Use !mabi=* instead of !mabi*.
7585 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
7586 to decide whether to output ".option picX" directives.
7587 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
7588 Pass -call_nonpic rather than -KPIC for -mplt.
7589 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
7590 on the command line. Also remove it when -mabi=64 is used without
7592 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
7593 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
7594 TARGET_ABICALLS_PIC0.
7595 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
7597 (mips16_build_function_stub): Only output ".option pic" directives
7598 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
7599 (mips16_build_call_stub): Fix comment and remove redundant
7600 ".set at"/"set .noat" directives.
7601 (mips_function_rodata_section): Use the default behaviour for
7602 TARGET_ABSOLUTE_ABICALLS.
7603 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
7604 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
7605 (mips_restore_gp): Do nothing if the current function doesn't use
7607 (mips_expand_prologue): Only save $gp if the current function uses it.
7608 Use a normal move for TARGET_ABICALLS_PIC0.
7609 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
7611 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
7613 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
7614 of function when handling GLOBAL_POINTER_REGNUM.
7616 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
7619 * common.opt (-fstack-check): Do not declare the variable here.
7620 (-fstack-check=): New option variant.
7621 * doc/invoke.texi (Code Gen Options): Document it.
7622 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
7623 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
7624 (STACK_CHECK_STATIC_BUILTIN): New macro.
7625 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
7626 * opts.c: Include expr.h.
7627 (common_handle_option) <OPT_fold_stack_check_>: New case.
7628 <OPT_fstack_check>: Likewise.
7629 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
7630 consistently in the test for variable-sized types. Adjust for
7631 new behaviour of flag_stack_check.
7632 * explow.c: Include except.h.
7633 (allocate_dynamic_stack_space): Do not take into account
7634 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
7635 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
7636 for variable-sized parameters. Treat all parameters whose size is
7637 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
7638 stack checking is enabled.
7639 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
7640 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
7641 if generic stack checking is enabled.
7642 (expand_function_end): Adjust for new behaviour of flag_stack_check.
7643 * reload1.c (reload): Likewise.
7644 * stmt.c (expand_decl): Assert that all automatic variables have
7645 fixed size at this point and remove dead code.
7646 * flags.h (stack_check_type): New enumeration type.
7647 (flag_stack_check): Declare.
7648 * toplev.c (flag_stack_check): New global variable.
7649 * Makefile.in (opts.o): Add dependency on EXPR_H.
7650 (explow.o): Add dependency on except.h.
7652 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
7654 * config/avr/avr.c (avr_override_options): Reduce value of
7655 PARAM_INLINE_CALL_COST.
7657 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
7659 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
7660 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
7661 lieu of TYPE_MODE (type) throughout.
7663 2008-08-15 Joseph Myers <joseph@codesourcery.com>
7665 * config/arm/arm.c (add_minipool_backward_ref): Check for
7666 8-byte-aligned entries in second case of forcing insertion after a
7667 particular entry. Change third case to avoid inserting
7668 non-8-byte-aligned entries before 8-byte-aligned ones.
7670 2008-08-15 Richard Guenther <rguenther@suse.de>
7672 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
7673 strip components for unknown size accesses.
7675 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
7677 * config/s390/2097.md New file.
7678 * config/s390/s390.md ("z10prop" attribute): Define none,
7679 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
7680 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
7681 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
7682 possible values and apply them to insns as appropriate.
7683 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
7684 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
7685 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
7686 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
7687 ("bfp" mode attribute): Removed. Every occurence replaced
7689 * config/s390/s390.c (struct "z10_cost"): Updated entries.
7690 * config/s390/2084.md (insn_reservation "x_itof"): Updated
7693 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7696 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
7699 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
7701 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
7702 additional argument. Support reduction when duplication is needed due
7703 to data-types of different sizes in the loop.
7704 (get_initial_def_for_induction): Fix printout.
7705 (vect_get_vec_def_for_stmt_copy): Support case where the
7706 vec_stmt_for_operand is a phi node.
7707 (vectorizable_reduction): Support reduction when duplication is needed
7708 due to data-types of different sizes in the loop.
7709 (vectorizable_call): Remove restriction to not vectorize in case we
7710 have data-types of different sizes in the loop.
7711 (vectorizable_conversion): Likewise.
7712 (vectorizable_operation): Likewise.
7713 (vectorizable_type_demotion): Likewise.
7714 (vectorizable_type_promotion): Likewise.
7715 (vectorizable_induction): Add restriction to not vectorize in case
7716 we have data-types of different sizes in the loop.
7718 2008-08-14 Christophe Saout <christophe@saout.de>
7719 Uros Bizjak <ubizjak@gmail.com>
7722 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
7723 (*vec_concatv2di_rex64_sse4_1): Ditto.
7724 (*vec_concatv2di_rex64_sse): Ditto.
7726 2008-08-14 Jakub Jelinek <jakub@redhat.com>
7729 * fold-const.c (fold_widened_comparison): Do not allow
7730 sign changes that change the result even if shorter type
7731 is wider than arg1_unw's type.
7733 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
7735 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
7736 Skip if the multilib testing specifies -march that does not
7737 agree with the one specified in the testcase.
7739 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7741 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
7742 zero extend SImode values being converted to TFmode before passing
7745 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7747 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
7748 __PPU__ when targeting the Cell/B.E. PPU processor.
7750 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
7752 * gimple.h (gimple_call_set_chain): Accept SSA variables.
7753 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
7754 Rematerialize the static chain, if any.
7755 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
7758 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7760 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
7761 (new_loc_descr): Likewise.
7762 (add_loc_descr): Likewise.
7763 (size_of_loc_descr): Likewise.
7764 (size_of_locs): Likewise.
7765 (output_loc_operands): Likewise.
7766 (output_loc_sequence): Likewise.
7767 (new_reg_loc_descr): New.
7768 (build_cfa_loc): Use it.
7769 (build_cfa_aligned_loc): Likewise.
7770 (one_reg_loc_descriptor): Likewise.
7771 (based_loc_descr): Likewise.
7773 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7776 * doc/invoke.texi (Wmain): Update.
7777 * c-decl.c (start_decl): warn_main is only 0 or 1.
7778 (start_function): Likewise. Fix formatting.
7779 (finish_function): Delete redundant warning.
7780 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
7781 * c-opts (c_common_handle_option): -Wall only has effect if
7782 warn_main is uninitialized. OPT_Wmain is automatically
7783 handled. -pedantic also enables Wmain.
7784 (c_common_post_options): Handle all logic for Wmain here.
7785 * c-common.c (warn_main): Delete.
7786 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
7787 * c-common.h (warn_main): Delete.
7789 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7792 * expr.c (emit_group_store): Allocate stack temp with the
7793 largest alignment when copying from register to stack.
7795 2008-08-13 Richard Guenther <rguenther@suse.de>
7797 * tree.h (maybe_fold_offset_to_address): Declare.
7798 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
7799 (ccp_fold): Handle pointer conversions the same as fold_stmt.
7800 Likewise for POINTER_PLUS_EXPR.
7801 (maybe_fold_offset_to_reference): Enable disabled code.
7802 (maybe_fold_offset_to_address): New function.
7803 (fold_stmt_r): Use it.
7804 (fold_gimple_assign): Likewise.
7805 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
7806 (gimplify_expr): Likewise.
7808 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7810 * toplev.h (pedwarn_at): Fix declaration.
7812 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7814 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
7815 LINK_SPEC): Use %R in -Y P argument.
7817 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7820 * diagnostic.c (pedwarn_at): New.
7821 * toplev.h (pedwarn_at): Declare.
7822 * c-tree.h (build_enumerator): Update declaration.
7823 * c-decl.c (finish_enum): Update comment.
7824 (build_enumerator): Take a location parameter. Give a pedwarn but do
7825 not perform any conversion.
7826 * c-parser.c (c_parser_enum_specifier): Set correct location for
7829 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7832 * c-common.c (conversion_warning): Use a switch. Ignore boolean
7833 expressions except for conversions to signed:1 bitfields. Handle
7834 COND_EXPR with constant operands.
7836 2008-08-13 Richard Guenther <rguenther@suse.de>
7838 PR tree-optimization/15255
7839 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
7840 (struct oecount_s): New struct and VEC types.
7842 (oecount_hash): New function.
7843 (oecount_eq): Likewise.
7844 (oecount_cmp): Likewise.
7845 (zero_one_operation): New function.
7846 (build_and_add_sum): Likewise.
7847 (undistribute_ops_list): Perform un-distribution of multiplication
7848 and division on the chain of summands.
7849 (should_break_up_subtract): Also break up subtracts for factors.
7850 (reassociate_bb): Delete dead visited statements.
7851 Call undistribute_ops_list. Re-sort and optimize if it did something.
7852 * passes.c (init_optimization_passes): Move DSE before
7854 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
7857 2008-08-12 Janis Johnson <janis187@us.ibm.com>
7859 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
7861 * doc/invoke.texi: Revert unintended checkin.
7863 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
7866 * gcc.c (include_spec_function): Tweak call to find_a_file.
7868 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7871 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
7872 and TRUTH_ORIF_EXPR.
7873 * dojump.c (do_jump): Likewise.
7875 PR tree-optimization/37084
7876 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
7877 if id->regimplify, don't assume stmt is a cast assignment.
7879 2008-08-12 Anatoly Sokolov <aesok@post.ru>
7881 * final.c (final_scan_insn): Use app_enable/app_disable functions.
7883 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7886 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
7889 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7891 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
7892 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
7894 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
7895 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
7896 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
7897 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
7898 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
7900 * doc/tm.texi (Storage Layout): Remove documentation for
7901 TARGET_FLOAT_FORMAT.
7903 * simplify-rtx.c (simplify_binary_operation_1): Replace
7904 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
7906 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7908 * real.h (struct real_format): New member has_sign_dependent_rounding.
7909 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
7910 spu_single_format, ieee_double_format, mips_double_format,
7911 motorola_double_format, ieee_extended_motorola_format,
7912 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7913 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7914 mips_extended_format, ieee_quad_format, mips_quad_format,
7915 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7916 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7918 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7919 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7920 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7921 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7922 (ROUND_TOWARDS_ZERO): Likewise.
7924 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
7925 (FLOAT_MODE_FORMAT): New macro.
7926 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
7927 (MODE_COMPOSITE_P): ... this new macro.
7928 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7929 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
7930 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
7932 * flags.h: Include "real.h".
7934 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
7935 REAL_MODE_FORMAT_COMPOSITE_P.
7936 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
7938 * doc/tm.texi (Storage Layout): Remove documentation of
7939 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7940 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
7941 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
7942 they only apply to libgcc2.a.
7944 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7946 * config/spu/float_disf.c: New file.
7947 * config/spu/float_unsdisf.c: New file.
7948 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
7949 (LIB2FUNCS_EXCLUDE): Define.
7951 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7952 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7954 * real.h (struct real_format): New member round_towards_zero.
7955 * real.c (round_for_format): Respect fmt->round_towards_zero.
7956 (ieee_single_format, mips_single_format, motorola_single_format,
7957 spu_single_format, ieee_double_format, mips_double_format,
7958 motorola_double_format, ieee_extended_motorola_format,
7959 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7960 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7961 mips_extended_format, ieee_quad_format, mips_quad_format,
7962 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7963 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7965 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
7966 real_format to choose rounding mode when calling MPFR functions.
7967 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
7968 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
7970 * real.h (real_to_decimal_for_mode): Add prototype.
7971 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
7972 Respect target rounding mode when generating decimal representation.
7973 (real_to_decimal): New stub for backwards compatibility.
7974 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
7975 real_to_decimal_for_mode instead of real_to_decimal.
7977 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
7979 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7980 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7982 * real.c (spu_single_format): New variable.
7983 * real.h (spu_single_format): Declare.
7985 * config/spu/spu.c (spu_override_options): Install SFmode format.
7986 (spu_split_immediate): Use integer mode to operate on pieces of
7987 floating-point values in all cases.
7989 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
7990 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
7991 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
7993 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7995 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
7997 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7999 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
8001 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8004 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
8005 on the VAR_DECL instead of TYPE_READONLY on its type.
8007 2008-08-12 Ira Rosen <irar@il.ibm.com>
8009 * tree-vectorizer.c: Depend on langhooks.h.
8010 (supportable_widening_operation): Add two arguments. Support double
8012 (supportable_narrowing_operation): Likewise.
8013 * tree-vectorizer.h (supportable_widening_operation): Add two
8015 (supportable_narrowing_operation): Likewise.
8016 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
8017 supportable_widening_operation with correct arguments.
8018 * tree-vect-transform.c (vectorizable_conversion): Likewise.
8019 (vectorizable_type_demotion): Support double type conversions.
8020 (vectorizable_type_promotion): Likewise.
8021 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
8023 2008-08-11 Michael Matz <matz@suse.de>
8025 * i386/i386.c (override_options): Move initialisation from
8026 flag_schedule_insns_after_reload to here from ...
8027 (optimization_options): ... here.
8029 2008-08-11 Jakub Jelinek <jakub@redhat.com>
8031 PR rtl-optimization/36998
8032 * dwarf2out.c (compute_barrier_args_size_1,
8033 compute_barrier_args_size): Temporarily remove assertions.
8035 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8038 * tree-ssa.c (struct walk_data): Add new flag
8039 warn_possibly_uninitialized.
8040 (warn_uninitialized_var): Use it.
8041 (warn_uninitialized_vars): New.
8042 (execute_early_warn_uninitialized): Call it.
8043 (execute_late_warn_uninitialized): Likewise.
8045 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8048 * reload1.c (gen_reload): Guard calls to get_secondary_mem
8051 2008-08-09 Jan Hubicka <jh@suse.cz>
8054 * optabs.c (maybe_emit_unop_insn): Remove produced code if
8056 (expand_fix): Be prepared for expansion to fail.
8057 (expand_sfix_optab): Remove instructions if expansion failed.
8059 2008-08-09 Anatoly Sokolov <aesok@post.ru>
8061 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
8063 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
8064 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8066 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8068 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
8069 mips/t-libgcc-mips16 to tmake_file.
8070 * config/mips/mips-protos.h (mips_call_type): New enum.
8071 (mips_pic_base_register, mips_got_load): Declare.
8072 (mips_restore_gp): Take an rtx argument.
8073 (mips_use_pic_fn_addr_reg_p): Declare.
8074 (mips_expand_call): Replace the sibcall_p argument with
8075 a mips_call_type argument. Add a lazy_p parameter.
8076 (mips_split_call): Declare.
8077 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
8078 (MIPS16_PIC_TEMP): Likewise.
8079 (reg_class): Delete M16_NA_REGS.
8080 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8081 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
8082 (mips_split_hi_p): Declare.
8083 * config/mips/mips.c (mips_split_hi_p): New array.
8084 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
8085 (mips_got_symbol_type_p): New function.
8086 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
8087 (mips16_stub_function_p): New function.
8088 (mips16_local_function_p): Likewise.
8089 (mips_use_pic_fn_addr_reg_p): Likewise.
8090 (mips_cannot_force_const_mem): Return false for HIGHs.
8091 Extend CONST_INT and symbolic handling to MIPS16, using
8092 mips_symbol_insns to check that the base symbol type is a
8093 legitimate constant. Reject GOT-based constants if
8094 TARGET_MIPS16_PCREL_LOADS.
8095 (mips_const_insns): Check targetm.cannot_force_const_mem when
8096 decomposing a symbolic base and a large offset.
8097 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
8098 When calling a function that needs $25 from MIPS16 code,
8099 move the target address into $25 separately and add a USE
8101 (mips16_gp_pseudo_reg): Insert the initializer immediately
8102 before the first real insn.
8103 (mips_pic_base_register, mips_got_load): New functions.
8104 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
8105 parameter to LOW_OUT. Say that it can be any valid SET_SRC
8106 when splitting a load-address operation. Split SYMBOL_GOT_DISP
8107 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
8108 (mips_call_tls_get_addr): Update the call to mips_expand_call,
8109 also passing NULL_RTX rather than const0_rtx as the aux argument.
8110 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
8111 instead of TARGET_EXPLICIT_RELOCS.
8112 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
8113 (mips_load_call_address): Replace the sibcall_p argument with
8114 a mips_call_type argument. Use mips_got_load.
8115 (mips16_local_alias): New structure.
8116 (mips16_local_aliases): New variable.
8117 (mips16_local_aliases_hash): New function.
8118 (mips16_local_aliases_eq): Likewise.
8119 (mips16_local_alias): Likewise.
8120 (mips16_stub_function): Likewise.
8121 (mips16_build_function_stub): Create a local alias for the target
8122 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
8123 .cpload directive and an R_MIPS_NONE relocation for the target
8124 function, then load the alias rather than the function itself.
8125 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
8126 (mips16_copy_fpr_return_value): Use mips16_stub_function and
8127 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
8128 (mips16_build_call_stub): Replace the FN parameter with an
8129 FN_PTR parameter. Force the address into a register if it
8130 isn't a call_insn_operand; don't rely on the caller to do this.
8131 If a call to a locally-defined and locally-binding MIPS16
8132 function must be made indirectly, redirect the call to the
8133 function's local alias. Use mips16_stub_function_p,
8134 mips16_stub_function, mips_expand_call and use_reg.
8135 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
8136 Use explicit %hi and %lo accesses where possible.
8137 Use MIPS_CALL to generate the correct code form of a
8138 jal instruction. Add clobbers of $18 instead of uses.
8139 Update the call to mips_emit_call_insn.
8140 (mips_expand_call): Replace the SIBCALL_P argument with a
8141 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
8142 Take a LAZY_P parameter. Call mips16_build_call_stub first,
8143 allowing it to modify the call address. Update the calls to
8144 mips_load_call_address and mips_emit_call_insn.
8145 (mips_split_call): New function.
8146 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
8147 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
8148 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
8149 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
8150 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
8152 (mips_cprestore_slot): New function.
8153 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
8154 and use mips_cprestore_slot.
8155 (mips_output_function_prologue): Handle TARGET_MIPS16 for
8157 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
8158 then use a copygp_mips16 instruction to set up $28.
8159 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
8160 (mips16_lay_out_constants): Call split_all_insns_noflow.
8161 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
8162 false if TARGET_MIPS16.
8163 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
8164 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
8165 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
8166 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
8167 MIPS16 code. Allow MIPS16 o32 PIC.
8168 (mips_override_options): Allow MIPS16 o32 PIC.
8169 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
8170 after reload if TARGET_USE_GOT.
8171 (UNSPEC_COPYGP): New constant.
8172 (length): Use a default length of 8 for MIPS16 GOT loads.
8173 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
8174 (*got_page<mode>): Check mips_split_hi_p.
8175 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
8176 (unspec_got<mode>, unspec_call<mode>): New expanders.
8177 (load_got<mode>, load_call<mode>): Remove the length attributes.
8178 Use a got attribute instead of a type attribute.
8179 (copygp_mips16): New insn.
8180 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
8181 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
8182 (sibcall, sibcall_value, call, call_value): Update the calls
8183 to mips_expand_call.
8184 (call_internal, call_value_internal): Use mips_split_call.
8185 (call_value_multiple_internal): Likewise.
8186 (call_split): Move after call_internal (the insn it is split from).
8187 (call_internal_direct, call_value_internal_direct): Turn into
8188 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
8189 (call_direct_split, call_value_direct_split): New patterns.
8190 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
8191 and use M16_REGS instead of M16_NA_REGS.
8192 * config/mips/predicates.md (const_call_insn_operand): Replace
8193 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
8194 mips_use_pic_fn_addr_reg_p check.
8195 (move_operand): Reject HIGHs if mips_split_hi_p.
8196 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
8197 (__mips16_floatunsisf): Inline __mips16_floatsisf.
8198 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
8199 * config/mips/libgcc-mips16.ver: New file.
8200 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
8201 $(srcdir)/config/mips/libgcc-mips16.ver.
8203 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8205 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
8207 (mips_unspec_address, mips_unspec_offset_high): Likewise.
8208 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
8209 (mips16_cfun_returns_in_fpr_p): Likewise.
8211 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8213 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
8214 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
8215 rather than 4 to PC.
8217 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8219 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
8220 (FUNCTION_PROFILER): Save the static chain pointer into $2
8221 beforehand and restore it aftewards.
8222 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
8223 address directly into $25 and call the function through $25;
8224 do not clobber $3. Pad the DImode version to cover the space
8225 left by the deleted $25 <- $3 move.
8226 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
8227 the removal of the $25 <- $3 move.
8228 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
8229 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8231 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8232 Daniel Jacobowitz <dan@codesourcery.com>
8234 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
8235 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
8236 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
8237 * config/mips/mips.c (mips_start_function_definition): New function.
8238 (mips_end_function_definition): Likewise.
8239 (mips_output_function_prologue): Use mips_start_function_definition.
8240 (mips_output_function_epilogue): Use mips_end_function_definition.
8241 (build_mips16_function_stub): Use mips_start_function_definition
8242 and mips_end_function_definition.
8243 (build_mips16_call_stub): Likewise.
8245 2008-08-09 Richard Guenther <rguenther@suse.de>
8247 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
8248 * gimple.h (gimple_call_fn): Adjust comment.
8249 (gimple_call_set_fndecl): New function.
8250 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
8251 longer having bare FUNCTION_DECL operand.
8252 (gimple_call_return_type): Likewise.
8253 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
8255 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
8256 (gimple_mod_pow2): Likewise.
8257 (gimple_mod_subtract): Likewise.
8258 (gimple_ic): Likewise.
8259 (gimple_stringop_fixed_value): Likewise.
8260 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
8261 longer having bare FUNCTION_DECL operand.
8262 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
8263 * omp-low.c (optimize_omp_library_calls): Likewise.
8264 * cgraphunit.c (update_call_expr): Likewise.
8265 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
8266 (execute_convert_to_rsqrt): Likewise.
8267 * cfgexpand.c (gimple_to_tree): Simplify.
8268 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
8269 bare FUNCTION_DECL operand.
8270 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
8271 (convert_gimple_call): Use gimple_call_fndecl.
8272 * c-common.c (c_warn_unused_result): Likewise.
8274 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8277 * c-typeck.c (digest_init): Call verify_sequence_points from here.
8278 (c_finish_return): Likewise.
8279 (c_start_case): Likewise.
8280 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
8281 * c-parser.c (c_parser_condition): New. Call
8282 verify_sequence_points.
8283 (c_parser_paren_condition): Call c_parser_condition.
8284 (c_parser_for_statement): Call c_parser_condition.
8286 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8289 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
8290 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
8291 Moved from diagnostic.h
8292 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
8294 (emit_diagnostic): New.
8295 (warning0, pedwarn0): Delete.
8296 (warning, warning_at, pedwarn, permerror): Return bool.
8297 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
8298 Moved to diagnostic.c.
8299 (struct diagnostic_context): Use correct type for
8300 classify_diagnostic.
8301 (diagnostic_report_diagnostic): Update declaration.
8302 (emit_diagnostic): Declare.
8303 * errors.c (warning): Return bool.
8304 * errors.h (warning): Update declaration.
8305 * toplev.h (warning0, pedwarn0): Delete.
8306 (warning, warning_at, pedwarn, permerror): Return bool.
8307 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
8308 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
8309 inform. Update all calls.
8310 (diagnose_mismatched_decls): Check return value of warning/pedwarn
8311 before giving informative note.
8312 (implicit_decl_warning): Likewise.
8313 * c-typeck.c (build_function_call): Likewise.
8314 * tree-sssa.c (warn_uninit): Likewise.
8315 * builtins.c (gimplify_va_arg_expr): Likewise.
8317 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8320 * doc/invoke.texi (-Wextra): Move warning from here...
8321 (-Wuninitialized): ... to here.
8323 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8326 * flags.h (set_Wunused): Delete
8327 * toplev.c (process_options): Handle Wunused flags here.
8328 * opts.c (maybe_warn_unused_parameter): Delete.
8329 (common_handle_option): Replace set_Wunused by warn_unused.
8330 (set_Wextra): Do not handle Wunused-parameter here.
8331 (set_Wunused): Delete.
8332 * c-opts.c (c_common_handle_option): Replace set_Wunused by
8334 * common.opt (Wunused): Add Var and Init.
8335 (Wunused-function): Likewise.
8336 (Wunused-label): Likewise.
8337 (Wunused-parameter): Likewise.
8338 (Wunused-value): Likewise.
8339 (Wunused-variable): Likewise.
8341 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
8343 * doc/invoke.texi: Add cpu_type power7.
8344 * config.in (HAVE_AS_VSX): New.
8345 * config.gcc: Add cpu_type power7.
8346 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
8348 * configure: Regenerate.
8349 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
8351 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
8352 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
8353 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
8355 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
8357 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
8358 type to vectorize.builtin_conversion.
8359 (vectorizable_conversion): Likewise.
8360 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
8361 integral type as input.
8362 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
8364 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
8365 and ALTIVEC_BUILTIN_VCTSXS.
8366 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
8369 2008-08-08 Richard Guenther <rguenther@suse.de>
8371 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
8372 (surely_varying_stmt_p): Calls are varying only if they are
8373 non-builtin and not indirect or have no result.
8374 (ccp_fold): Re-instantiate code before the tuples merge.
8376 2008-08-08 Richard Guenther <rguenther@suse.de>
8378 PR tree-optimization/37056
8379 * gimple.h (gimple_assign_rhs_class): New helper function.
8380 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
8381 unary operations properly.
8383 2008-08-07 Jan Hubicka <jh@suse.cz>
8385 * i386.h (ix86_size_cost): Declare.
8386 (ix86_cur_cost): New function macro.
8387 * i386.md (peepholes expanding size and splitters): Predicate by
8388 optimize_insn_for_speed_p.
8389 (peepholes reduce size and splitters): Predicate by
8390 optimize_insn_for_size_p.
8391 * i386.c (ix86_size_cost): Rename from ...
8392 (size_cost): This one.
8393 (override_options): Update.
8394 (decide_alg): Likewise.
8395 (ix86_expand_clear): Use RTL profile.
8396 (ix86_pad_returns): Use RTL profile.
8398 2008-08-07 Jan Hubicka <jh@suse.cz>
8400 * recog.c (split_all_insns): Set RTL profile
8401 (peephole2_optimize): Likewise.
8402 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8403 * combine.c (combine_instructions): Likewise.
8405 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8407 * c-common.c (c_common_reswords): Also warn about keyword "bool".
8409 2008-08-07 Bob Wilson <bob.wilson@acm.org>
8411 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
8412 value in a6 after the set_frame_ptr insn.
8414 2008-08-07 Richard Henderson <rth@redhat.com>
8417 * gcc.c (cpp_options): Pass along -g*.
8419 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8421 * config/arm/arm.c (output_move_neon): Update comment describing
8422 big-endian vector layout.
8423 (arm_assemble_integer): Do not handle big-endian NEON vectors
8425 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
8426 neon_vget_lane<mode>_sext_internal,
8427 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
8428 element indices for big-endian.
8430 2008-08-07 Richard Henderson <rth@redhat.com>
8432 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
8433 * configure, config.in: Rebuild.
8434 * debug.h (dwarf2out_do_cfi_asm): Declare.
8435 * c-cppbuiltin.c (c_cpp_builtins): Use it.
8436 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
8437 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
8438 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
8440 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8442 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8443 movv2si_internal): Combine into mov<mode>_internal.
8444 (movv2si_internal_2): Remove.
8446 2008-08-07 Jan Hubicka <jh@suse.cz>
8449 * i386.md (single stringop patterns): Enable unconditionally.
8451 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
8454 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
8456 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
8457 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
8459 * config/i386/sse.md (sse2_movq128): New.
8461 * doc/extend.texi: Document __builtin_ia32_movq128.
8463 2008-08-07 Richard Guenther <rguenther@suse.de>
8466 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
8467 pointers can access anything.
8469 2008-08-06 Jan Hubicka <jh@suse.cz>
8471 * optabs.c (emit_unop_insn): Break out to ...
8472 (maybe_emit_unop_insn): ... this one.
8473 (expand_sfix_optab): Use maybe variant.
8474 * optabs.h (maybe_emit_unop_insn): Declare.
8476 * i386.md (mov0 patterns): Enable by default.
8477 (FP conversion expanders): Disable expansion of code expanding
8478 sequences when instruction should be optimized for size.
8479 (single strinop patterns): Enable when optimizing for size.
8480 (string expanders): Disable expanding of code expanding sequences
8481 when optimizning instruction for size.
8482 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
8484 (ix86_fp_comparison_sahf_cost): Likewise.
8485 (ix86_expand_branch): Likewise.
8486 (ix86_expand_ashl_const): Likewise.
8487 (ix86_split_ashl): Likewise.
8488 (ix86_expand_strlen): Likewise.
8489 (ix86_emit_fp_unordered_jump): Likewie.
8491 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8493 * c-common.c: Fix typo.
8494 (c_common_reswords): Activate more C++ keyword warnings.
8496 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
8498 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8501 * diagnostic.c (permerror_at): New.
8502 * toplev.h (permerror_at): Declare.
8504 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
8505 Ira Rosen <irar@il.ibm.com>
8507 * tree-vect-transform.c (vect_model_simple_cost): Return
8508 immediately if stmt is pure SLP.
8509 (vect_model_store_cost): Ditto.
8510 (vect_model_load_cost): Ditto.
8511 (vectorizable_store): Remove PURE_SLP check before call
8512 to vect_model_store_cost.
8513 (vect_model_store_cost): When checking whether stmt describe
8514 strided access, add a check that it is not slp_node.
8516 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8519 * c-common.c (warn_for_sign_compare): New. Handle separately the
8520 case that 'constant' is zero.
8521 * c-typeck.c (build_binary_op): Move code to c-common.c
8523 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8525 * config/alpha/alpha.c (alpha_preferred_reload_class,
8526 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
8527 alpha_output_mi_thunk_osf): Avoid C++ keywords.
8528 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
8529 * config/arm/arm.md: Likewise.
8530 * config/avr/avr-protos.h (preferred_reload_class,
8531 test_hard_reg_class, avr_simplify_comparison_p,
8532 out_shift_with_cnt, class_max_nregs): Likewise.
8533 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
8534 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
8535 preferred_reload_class, test_hard_reg_class): Likewise.
8536 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
8537 bfin_memory_move_cost, bfin_secondary_reload,
8538 bfin_output_mi_thunk): Likewise.
8539 * config/crx/crx.c (crx_secondary_reload_class,
8540 crx_memory_move_cost): Likewise.
8541 * config/frv/frv-protos.h (frv_secondary_reload_class,
8542 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
8543 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
8544 frv_secondary_reload_class, frv_class_likely_spilled_p,
8545 frv_class_max_nregs): Likewise.
8546 * config/h8300/h8300.c (h8300_classify_operand,
8547 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
8549 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
8550 * config/ia64/ia64.c (ia64_preferred_reload_class,
8551 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
8552 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
8553 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
8555 * config/m68hc11/m68hc11.c (preferred_reload_class,
8556 m68hc11_memory_move_cost): Likewise.
8557 * config/mcore/mcore.c (mcore_secondary_reload_class,
8558 mcore_reload_class): Likewise.
8559 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
8560 mips_class_max_nregs, mips_cannot_change_mode_class,
8561 mips_preferred_reload_class, mips_secondary_reload_class,
8562 mips_output_mi_thunk): Likewise.
8563 * config/mmix/mmix.c (mmix_preferred_reload_class,
8564 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
8566 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8568 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
8569 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
8570 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8571 * config/rs6000/rs6000.c (paired_expand_vector_init,
8572 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
8573 compare_section_name, rs6000_memory_move_cost): Likewise.
8574 * config/s390/s390.c (s390_emit_compare_and_swap,
8575 s390_preferred_reload_class, s390_secondary_reload,
8576 legitimize_pic_address, legitimize_tls_address,
8577 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
8578 s390_class_max_nregs): Likewise.
8579 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8580 * config/s390/s390.md: Likewise.
8581 * config/score/score-protos.h (score_secondary_reload_class,
8582 score_preferred_reload_class): Likewise.
8583 * config/score/score.c (score_preferred_reload_class,
8584 score_secondary_reload_class): Likewise.
8585 * config/score/score3.c (score3_output_mi_thunk,
8586 score3_preferred_reload_class, score3_secondary_reload_class,
8587 score3_hard_regno_mode_ok): Likewise.
8588 * config/score/score3.h (score3_preferred_reload_class,
8589 score3_secondary_reload_class): Likewise.
8590 * config/score/score7.c (score7_output_mi_thunk,
8591 score7_preferred_reload_class, score7_secondary_reload_class,
8592 score7_hard_regno_mode_ok): Likewise.
8593 * config/score/score7.h (score7_preferred_reload_class,
8594 score7_secondary_reload_class): Likewise.
8595 * config/sh/sh.c (prepare_move_operands, output_far_jump,
8596 output_branchy_insn, add_constant, gen_block_redirect,
8597 sh_insn_length_adjustment, sh_cannot_change_mode_class,
8598 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
8599 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8600 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
8601 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
8602 xstormy16_preferred_reload_class): Likewise.
8603 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
8604 xtensa_expand_atomic, override_options,
8605 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
8607 * reorg.c (try_merge_delay_insns): Likewise.
8608 * tree.c (merge_dllimport_decl_attributes): Likewise.
8610 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
8612 2008-08-06 Michael Matz <matz@suse.de>
8614 * Makefile.in (write_entries_to_file): Quote words.
8615 * gengtype.c: (read_input_line): Skip over leading white-space.
8617 2008-08-06 Marc Gauthier <marc@tensilica.com>
8619 * config.gcc: Match more processor names for Xtensa.
8620 * configure.ac: Likewise.
8621 * doc/install.texi (Specific): Likewise.
8622 * configure: Regenerate.
8624 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8626 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
8627 * calls.c (avoid_likely_spilled_reg): Likewise.
8628 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
8629 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
8630 * config/i386/i386.c (ix86_expand_special_args_builtin,
8631 ix86_secondary_reload): Likewise.
8632 * except.c (struct eh_region, gen_eh_region_catch,
8633 remove_unreachable_regions, duplicate_eh_regions,
8634 assign_filter_values, build_post_landing_pads,
8635 sjlj_find_directly_reachable_regions, remove_eh_handler,
8636 reachable_next_level, foreach_reachable_handler,
8637 can_throw_internal_1, can_throw_external_1,
8638 collect_one_action_chain): Likewise.
8639 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
8640 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
8641 * function.c (update_temp_slot_address, instantiate_new_reg,
8642 instantiate_virtual_regs_in_rtx,
8643 instantiate_virtual_regs_in_insn): Likewise.
8644 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
8645 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
8646 gimplify_cleanup_point_expr): Likewise.
8647 * ipa-cp.c (ipcp_lattice_changed): Likewise.
8648 * passes.c (next_pass_1): Likewise.
8649 * print-tree.c (print_node_brief, print_node): Likewise.
8650 * profile.c (branch_prob): Likewise.
8651 * tree-dump.c (dump_register): Likewise.
8652 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
8654 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
8655 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
8656 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
8657 copy_arguments_for_versioning, copy_static_chain): Likewise.
8658 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
8659 add_new_name_mapping, register_new_name_mapping): Likewise.
8660 * tree-mudflap.c (mf_xform_derefs): Likewise.
8661 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
8662 get_init_expr, combine_chains): Likewise.
8663 * tree-pretty-print.c (dump_generic_node): Likewise.
8664 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
8665 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
8666 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
8667 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
8669 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8672 * calls.c (expand_call): Use the biggest preferred stack
8675 2008-08-06 Michael Matz <matz@suse.de>
8678 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
8679 for reused reload, instead of overwriting them.
8681 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8684 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
8685 for incoming stack boundary.
8687 * function.c (assign_parm_find_entry_rtl): Update
8688 parm_stack_boundary.
8690 * function.h (rtl_data): Add parm_stack_boundary.
8692 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
8693 parm_stack_boundary for incoming stack boundary.
8695 2008-08-06 Joseph Myers <joseph@codesourcery.com>
8697 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
8698 for unrepresentable subregs or treat them as equal to other regs
8699 or subregs with the same register number.
8701 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
8704 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
8707 2008-08-06 Jan Hubicka <jh@suse.cz>
8709 * predict.c (maybe_hot_frequency_p): When profile is absent, all
8710 frequencies might be hot.
8712 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
8714 * reload.c (find_reloads): Force constants into literal pool
8715 also if they are wrapped in a SUBREG.
8717 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8720 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
8721 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
8722 Don't allow predicated instructions for data speculation.
8723 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
8726 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8728 * haifa-sched.c (extend_global): Split to extend_global_data and
8729 extend_region_data. Update all uses.
8730 (extend_all): Rename to extend_block_data.
8732 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8734 * sched-rgn.c (new_ready): Check if instruction can be
8735 speculatively scheduled before attempting speculation.
8736 (debug_rgn_dependencies): Remove wrongful assert.
8738 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8740 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
8742 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8744 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
8745 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
8746 va_size, and type_size.
8748 2008-08-04 Jason Merrill <jason@redhat.com>
8751 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
8752 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
8754 2008-08-05 Richard Henderson <rth@redhat.com>
8756 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
8757 * configure: Rebuild.
8759 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8762 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
8763 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
8766 2008-08-05 Richard Henderson <rth@redhat.com>
8768 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
8769 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
8770 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
8771 * common.opt (fdwarf2-cfi-asm): New.
8772 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
8773 * config.in, configure: Rebuild.
8774 * dwarf2asm.c (dw2_asm_output_data_raw): New.
8775 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
8777 (dw2_force_const_mem): Externalize.
8778 * dwarf2asm.h: Update.
8779 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
8780 generate a real label.
8781 (output_cfi_directive): New.
8782 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
8783 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
8784 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
8786 (dwarf2out_end_epilogue): Emit .cfi_endproc.
8787 (output_loc_operands_raw, output_loc_sequence_raw): New.
8788 (output_cfa_loc_raw): New.
8790 2008-08-05 Paul Brook <paul@codesourcery.com>
8792 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
8793 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
8794 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
8795 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
8796 * config/arm/arm.h (TARGET_VFPD32): Define.
8797 (TARGET_VFP3): Use TARGET_VFPD32.
8798 (fputype): Add FPUTYPE_VFP3D16.
8799 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
8800 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
8801 * config/arm/arm-cores.def: Add cortex-r4f.
8802 * config/arm/arm-tune.md: Regenerate.
8804 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8806 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
8807 Reword some comments throughout the file.
8809 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
8810 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
8811 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
8812 MFC_MIN_DMA_LIST_ELEMENTS.
8813 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
8814 MFC_MAX_DMA_LIST_ELEMENTS.
8816 (MFC_START_ENABLE): Remove PPU-only define.
8817 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
8818 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
8820 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
8821 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
8822 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
8823 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
8824 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
8825 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
8826 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
8828 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
8829 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
8830 (mfc_sdcrt, mfc_sdcrtst): Likewise.
8831 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
8833 (spu_read_machine_status): Fix typo.
8835 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8837 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
8838 SUBREG of multi-word hard register.
8839 * config/spu/spu.c (valid_subreg): Likewise.
8840 (adjust_operand): Handle SUBREGs of multi-word hard registers.
8842 2008-08-04 Richard Guenther <rguenther@suse.de>
8844 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
8845 the candidate with the stripped base if that base is different
8846 from the original base even for offset zero.
8848 2008-08-04 Richard Guenther <rguenther@suse.de>
8851 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
8852 check for no_overflow.
8854 2008-08-04 Richard Guenther <rguenther@suse.de>
8856 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
8858 2008-08-04 Paul Brook <paul@codesourcery.com>
8860 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
8861 (arm_order_regs_for_local_alloc): New function.
8862 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
8864 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
8866 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8869 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
8870 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
8871 (ix86_expand_epilogue): Likewise.
8873 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8875 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
8878 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8880 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
8881 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
8882 (*movv2sf_internal_rex64): Ditto.
8884 2008-08-03 Jan Hubicka <jh@suse.cz>
8886 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
8887 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
8888 * expmed.c (expand_smod_pow2): Likewise.
8890 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8893 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
8894 alternative 0 of operand 1.
8895 (*vec_concatv2di_rex64_sse): Ditto.
8896 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
8898 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
8899 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
8900 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
8901 (*movv2sf_internal_rex64): Ditto.
8903 2008-08-02 Richard Guenther <rguenther@suse.de>
8906 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
8907 (ssedoublesizemode): New mode attribute.
8908 (sse_shufps): Call gen_sse_shufps_v4sf.
8909 (sse_shufps_1): Macroize.
8910 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
8911 (sse2_shufpd_1): Macroize.
8912 (vec_extract_odd, vec_extract_even): New expanders.
8913 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
8914 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
8915 * i386.c (ix86_expand_vector_init_one_nonzero): Call
8916 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
8917 (ix86_expand_vector_set): Likewise.
8918 (ix86_expand_reduc_v4sf): Likewise.
8920 2008-08-01 Doug Kwan <dougkwan@google.com>
8922 * matrix-reorg.c: Re-enable all code.
8923 (struct malloc_call_data): Change CALL_STMT to gimple type.
8924 (collect_data_for_malloc_call): Tuplify.
8925 (struct access_site_info): Change STMT to gimple type.
8926 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
8927 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
8928 (struct free_info): Change STMT to gimple type.
8929 (struct matrix_access_phi_node): Change PHI to gimple type.
8930 (get_inner_of_cast_expr): Remove.
8931 (may_flatten_matrices_1): Tuplify.
8932 (may_flatten_matrices): Ditto.
8933 (mark_min_matrix_escape_level): Ditto.
8934 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
8935 (ssa_accessed_in_call_rhs): New
8936 (ssa_accessed_in_assign_rhs): New
8937 (record_access_alloc_site_info): Tuplify.
8938 (add_allocation_site): Ditto.
8939 (analyze_matrix_allocation_site): Ditto.
8940 (analyze_transpose): Ditto.
8941 (get_index_from_offset): Ditto.
8942 (update_type_size): Ditto.
8943 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
8944 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
8945 (analyze_accesses_for_phi_node): Tuplify.
8946 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
8947 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
8948 (analyze_matrix_accesses): Tuplify.
8949 (check_var_data): New call-back type for check_var_notmodified_p.
8950 (check_var_notmodified_p): Tuplify and use call-back struct to
8951 return statement found.
8952 (can_calculate_expr_before_stmt): Factor out statement related code
8954 (can_calculate_stmt_before_stmt): New.
8955 (check_allocation_function): Tuplify.
8956 (find_sites_in_func): Ditto.
8957 (record_all_accesses_in_func): Ditto.
8958 (transform_access_sites): Ditto.
8959 (transform_allocation_sites): Ditto.
8960 (matrix_reorg): Re-enable.
8961 (gate_matrix_reorg): Re-enable.
8963 2008-08-01 Jakub Jelinek <jakub@redhat.com>
8965 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
8966 for labels for which it hasn't been set yet. If it has been set,
8967 stop walking insns and continue with next worklist item.
8968 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
8969 if the only BARRIER is at the very end of a function.
8971 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8973 * cfgexpand.c (expand_stack_alignment): Assert that
8974 stack_realign_drap and drap_rtx must match.
8976 * function.c (instantiate_new_reg): If DRAP is used to realign
8977 stack, replace virtual_incoming_args_rtx with internal arg
8980 2008-08-01 Richard Guenther <rguenther@suse.de>
8982 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
8983 loop information only if we initialized it.
8984 (execute_pre): Call fini_pre with in_fre.
8985 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
8986 if we do not unroll because we hit max-completely-peeled-insns.
8987 Use our estimation for consistency, do allow shrinking.
8989 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8991 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
8992 with MIN_STACK_BOUNDARY.
8993 (ix86_update_stack_boundary): Likewise.
8994 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
8997 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
8998 (MIN_STACK_BOUNDARY): This.
9000 2008-08-01 Richard Guenther <rguenther@suse.de>
9003 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
9005 2008-08-01 Richard Guenther <rguenther@suse.de>
9007 PR tree-optimization/36988
9008 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
9009 do not matter if that doesn't change volatile qualification.
9011 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
9013 * configure.ac: Do not generate libada-mk. Do not subst
9015 * libada-mk.in: Remove.
9016 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
9017 * configure: Regenerate.
9019 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
9021 * tree-pass.h: Added comment about not dumping passes with name
9022 starting with star in struct opt_pass.
9023 * passes.c (register_dump_files_1): Don't do dump for a pass with
9024 name starting with star.
9025 * doc/passes.texi (Pass manager): Mention pass names and special
9026 meaning of star prefix to avoid dump.
9028 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
9030 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
9032 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
9033 (ISA_MIPS64R2): New macro.
9034 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
9035 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
9036 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
9037 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
9038 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
9039 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
9040 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
9041 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
9042 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
9043 Move up to keep list alphabetically sorted.
9044 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
9045 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
9047 * doc/invoke.texi (MIPS Options): Add -mips64r2.
9048 (-march=@var{arch}): Add mips64r2.
9050 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9052 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
9054 2008-07-31 Steve Ellcey <sje@cup.hp.com>
9056 * expr.c (expand_assignment): Check for complete type.
9058 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9061 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
9063 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
9064 for stack alignment.
9066 * function.h (rtl_data): Add stack_realign_tried. Update comments.
9068 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
9070 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
9071 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
9073 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9075 PR rtl-optimization/36419
9076 * dwarf2out.c (barrier_args_size): New variable.
9077 (compute_barrier_args_size, compute_barrier_args_size_1): New
9079 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
9080 if not called yet in the current function, use barrier_args_size
9081 array to find the new args_size value.
9082 (dwarf2out_frame_debug): Free and clear barrier_args_size.
9084 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9087 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
9090 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9093 * dwarf2out.c (dwarf2out_args_size_adjust): New.
9094 (dwarf2out_stack_adjust): Use it.
9095 (dwarf2out_frame_debug_expr): Likewise.
9097 2008-07-31 Richard Guenther <rguenther@suse.de>
9099 PR tree-optimization/36978
9100 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
9101 the generated condition.
9103 2008-07-31 Richard Guenther <rguenther@suse.de>
9105 * passes.c (init_optimization_passes): Always call
9106 pass_early_warn_uninitialized.
9107 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
9108 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
9109 * doc/passes.texi (Warn for uninitialized variables): Adjust.
9111 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9114 * builtins.c (maybe_emit_free_warning): New function.
9115 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
9116 maybe_emit_free_warning for BUILT_IN_FREE.
9119 * dwarf2out.c (get_context_die): New function.
9120 (force_decl_die, force_type_die): Use it.
9121 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
9122 returns NULL, force generation of DW_TAG_typedef and put that into
9125 PR preprocessor/36649
9126 * c-pch.c (c_common_read_pch): Save and restore
9127 line_table->trace_includes across PCH restore.
9129 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
9132 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
9134 2008-07-30 Rafael Ã
\83Â
\81vila de EspÃ
\83Ândola <espindola@google.com>
9137 * final.c (call_from_call_insn): Handle COND_EXEC.
9139 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9141 * builtins.c (std_gimplify_va_arg_expr): Replace
9142 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
9143 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9145 2008-07-30 Joey Ye <joey.ye@intel.com>
9146 H.J. Lu <hongjiu.lu@intel.com>
9148 * builtins.c (expand_builtin_setjmp_receiver): Replace
9149 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
9150 (expand_builtin_apply_args_1): Likewise.
9151 (expand_builtin_longjmp): Need DRAP for stack alignment.
9152 (expand_builtin_apply): Likewise.
9154 * caller-save.c (setup_save_areas): Call assign_stack_local_1
9155 instead of assign_stack_local to allow alignment reduction.
9157 * calls.c (emit_call_1): Need DRAP for stack alignment if
9159 (expand_call): Replace virtual_incoming_args_rtx with
9160 crtl->args.internal_arg_pointer.
9161 * stmt.c (expand_nl_goto_receiver): Likewise.
9163 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
9164 alignment and store to stack_alignment_estimated and
9165 max_used_stack_slot_alignment.
9166 (expand_one_var): Likewise.
9167 (expand_stack_alignment): New function.
9168 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
9169 and stack_alignment_estimated fields in rtl_data. Call
9170 expand_stack_alignment at end.
9172 * defaults.h (INCOMING_STACK_BOUNDARY): New.
9173 (MAX_STACK_ALIGNMENT): Likewise.
9174 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
9175 (SUPPORTS_STACK_ALIGNMENT): Likewise.
9177 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
9178 stack alignment when generating virtual registers.
9180 * function.c (assign_stack_local): Renamed to ...
9181 (assign_stack_local_1): This. Add a parameter to indicate
9182 if it is OK to reduce alignment.
9183 (assign_stack_local): Use it.
9184 (instantiate_new_reg): Instantiate virtual incoming args rtx
9185 to vDRAP if stack realignment and DRAP is needed.
9186 (assign_parms): Collect parameter/return type alignment and
9187 contribute to stack_alignment_estimated.
9188 (locate_and_pad_parm): Likewise.
9189 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
9190 with crtl->args.internal_arg_pointer.
9192 * function.h (rtl_data): Add new field drap_reg,
9193 max_used_stack_slot_alignment, stack_alignment_estimated,
9194 stack_realign_needed, need_drap, stack_realign_processed and
9195 stack_realign_finalized.
9196 (stack_realign_fp): New macro.
9197 (stack_realign_drap): Likewise.
9199 * global.c (compute_regsets): Frame pointer is needed when
9200 stack is realigned. Can eliminate frame pointer when stack is
9201 realigned and dynamic realigned argument pointer isn't used.
9203 * reload1.c (update_eliminables): Frame pointer is needed
9204 when stack is realigned.
9205 (init_elim_table): Can eliminate frame pointer when stack is
9206 realigned and dynamic realigned argument pointer isn't used.
9208 * rtl.h (assign_stack_local_1): Declare new funtion.
9210 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
9211 (TARGET_GET_DRAP_RTX): Likewise.
9212 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
9213 TARGET_GET_DRAP_RTX.
9215 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
9217 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
9218 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
9220 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
9221 H.J. Lu <hongjiu.lu@intel.com>
9223 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
9224 vdrap_reg, stack_realign and drap_reg_saved.
9225 (add_cfi): Don't allow redefining CFA when DRAP is used.
9226 (reg_save): Handle stack alignment.
9227 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
9228 alignment. Don't generate DWARF information for (set fp sp)
9230 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
9232 (int_loc_descriptor): Move prototype forward. Also define if
9233 DWARF2_UNWIND_INFO is true.
9234 (output_cfa_loc): Handle DW_CFA_expression.
9235 (build_cfa_aligned_loc): New.
9236 (based_loc_descr): Update assert for stack realign. For local
9237 variables, use sp+offset when stack is aligned without drap and
9238 fp+offset when stack is aligned with drap. For arguments, use
9239 cfa+offset when drap is used to align stack.
9241 2008-07-30 Joey Ye <joey.ye@intel.com>
9242 H.J. Lu <hongjiu.lu@intel.com>
9244 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
9246 (ix86_gen_andsp): New.
9247 (ix86_user_incoming_stack_boundary): Likewise.
9248 (ix86_default_incoming_stack_boundary): Likewise.
9249 (ix86_incoming_stack_boundary): Likewise.
9250 (ix86_can_eliminate): Likewise.
9251 (find_drap_reg): Likewise.
9252 (ix86_update_stack_boundary): Likewise.
9253 (ix86_get_drap_rtx): Likewise.
9254 (ix86_finalize_stack_realign_flags): Likewise.
9255 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
9256 (TARGET_GET_DRAP_RTX): Likewise.
9257 (override_options): Overide option value for new options.
9258 (ix86_function_ok_for_sibcall): Remove check for
9259 force_align_arg_pointer.
9260 (ix86_handle_cconv_attribute): Likewise.
9261 (ix86_function_regparm): Likewise.
9262 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
9263 (ix86_va_start): Replace virtual_incoming_args_rtx with
9264 crtl->args.internal_arg_pointer.
9265 (ix86_select_alt_pic_regnum): Check DRAP register.
9266 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
9267 (ix86_compute_frame_layout): Compute frame layout wrt stack
9269 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
9270 (ix86_expand_prologue): Decide if stack realignment is needed
9271 and generate prologue code accordingly.
9272 (ix86_expand_epilogue): Generate epilogue code wrt stack
9273 realignment is really needed or not.
9275 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
9276 (ABI_STACK_BOUNDARY): Likewise.
9277 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
9278 (STACK_REALIGN_DEFAULT): Likewise.
9279 (INCOMING_STACK_BOUNDARY): Likewise.
9280 (MAX_STACK_ALIGNMENT): Likewise.
9281 (ix86_incoming_stack_boundary): Likewise.
9282 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
9283 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
9284 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
9285 (machine_function): Remove force_align_arg_pointer.
9287 * config/i386/i386.md (BX_REG): New.
9288 (R13_REG): Likewise.
9290 * config/i386/i386.opt (mforce_drap): New.
9291 (mincoming-stack-boundary): Likewise.
9292 (mstackrealign): Add Init(-1).
9294 * config/i386/i386-protos.h (ix86_can_eliminate): New
9296 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9298 * doc/extend.texi: Update force_align_arg_pointer.
9300 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
9303 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
9304 (INCOMING_STACK_BOUNDARY): Likewise.
9305 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
9306 (TARGET_GET_DRAP_RTX): Likewise.
9308 2008-07-30 Andreas Schwab <schwab@suse.de>
9310 PR rtl-optimization/36929
9311 * dse.c (replace_inc_dec): Use emit_insn_before instead of
9312 add_insn_before and fix argument order.
9313 (replace_inc_dec_mem): Handle NULL rtx.
9315 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
9317 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
9319 (arm_compute_initial_elimination_offset): Use it.
9320 (arm_compute_save_reg_mask): Include static chain save slot when
9321 calculating alignment.
9322 (arm_get_frame_offsets): Ditto.
9323 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
9324 that we can use to decrement the stack when the stack decrement
9325 could be too big for an immediate value in a single insn.
9326 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
9328 2008-07-30 Richard Guenther <rguenther@suse.de>
9330 PR tree-optimization/36967
9331 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
9332 Release defs of statements we remove.
9334 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9336 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
9337 instead of NULL_RTVEC.
9339 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9343 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
9346 2008-07-30 Rafael Ã
\83Â
\81vila de EspÃ
\83Ândola <espindola@google.com>
9348 * final.c (call_from_call_insn): New.
9349 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
9351 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
9353 * configure.ac: Substitute ADA_CFLAGS.
9354 * configure: Regenerate.
9355 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
9356 * Makefile.in: Remove mention of X_* variables.
9357 * config/pa/x-ada-hpux10: Remove.
9358 * config/pa/x-ada: Remove.
9360 * doc/fragments.texi: Update.
9362 2008-07-30 Olivier Hainque <hainque@adacore.com>
9364 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
9365 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
9366 __dso_handle explicitly here.
9368 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9371 * c-typeck.c (build_binary_op): Encapsulate code into...
9372 * c-common.c (shorten_binary_op): ...this new function.
9373 (conversion_warning): Use the new function. Handle non-negative
9374 constant in bitwise-and.
9375 * c-common.h (shorten_binary_op): Declare.
9377 2008-07-30 Olivier Hainque <hainque@adacore.com>
9379 * scan.c (make_sstring_space): Add explicit conversions of
9380 allocator's return value.
9381 * fix-header.c (recognized_function): Likewise.
9383 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9385 * doc/cpp.texi: Update to GFDL 1.2.
9386 * doc/gcc.texi: Do not list GPL as Invariant Section.
9387 * doc/gccint.texi: Likewise. Update copyright years.
9388 * doc/install.texi: Update copyright years.
9390 2008-07-30 Alan Modra <amodra@bigpond.net.au>
9393 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
9394 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
9396 2008-07-29 Jan Hubicka <jh@suse.cz>
9398 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
9399 (grokdeclarator): Likewise.
9400 * langhooks.c (lhd_warn_unused_global_decl): Use
9401 DECL_DECLARED_INLINE_P.
9402 * print-tree.c (print_node): Remove DECL_INLINE check.
9404 2008-07-29 Richard Guenther <rguenther@suse.de>
9406 PR tree-optimization/36945
9407 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
9408 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
9409 Record invariant addresses un-decomposed.
9410 (copy_reference_ops_from_call): Record reference call
9411 arguments properly. Simplify.
9412 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
9413 helper split out from ...
9414 (create_component_ref_by_pieces): ... here. Simplify.
9415 Prepare for recursive invocation for call arguments.
9416 (create_expression_by_pieces): Adjust call to
9417 create_component_ref_by_pieces.
9418 (compute_avail): Process operand 2 of reference ops.
9420 2008-07-29 Richard Guenther <rguenther@suse.de>
9422 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
9424 2008-07-29 Jakub Jelinek <jakub@redhat.com>
9426 * c-format.c (check_format_types): Revert unwanted checkin.
9428 2008-07-29 Jan Hubicka <jh@suse.cz>
9430 * flags.h (flag_really_no_inline): Remove.
9431 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
9432 * toplev.c (flag_really_no_inline): Remove.
9433 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
9434 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
9435 (cgraph_decide_inlining_incrementally): Likewise.
9436 (compute_inline_parameters): Likewise.
9437 * opts.c (decode_options): Simplify.
9438 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
9439 * common.opt (finline): Initialize to 1.
9440 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
9442 2008-07-29 Jan Hubicka <jh@suse.cz>
9444 * predict.c (always_optimize_for_size_p): New function.
9445 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9446 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9447 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
9449 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
9450 * function.c (prepare_function_start): Set default profile.
9451 * function.h (rtl_data): Add maybe_hot_insn_p.
9452 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
9453 (construct_exit_block): Likewise.
9454 (tree_expand_cfg): Likewise.
9456 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9457 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9458 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
9459 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
9462 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9465 * c-decl.c (merge_decls): Merge USED flags.
9467 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
9469 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
9470 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
9471 next_stack, lab_false and lab_over trees.
9473 2008-07-28 Richard Guenther <rguenther@suse.de>
9475 PR tree-optimization/36957
9476 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
9477 (useless_type_conversion_p): Remove.
9478 (types_compatible_p): Remove.
9479 * gimple.h (tree_ssa_useless_type_conversion): Declare.
9480 (useless_type_conversion_p): Declare.
9481 (types_compatible_p): Declare.
9482 (gimple_expr_type): Return the base type only if it is
9483 trivially convertible to the subtype.
9485 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
9487 * configure.ac: Use the m4_do macro to concatenate the warnings into
9488 one string in ACX_PROG_CC_WARNING_OPTS,
9489 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
9490 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
9491 * configure: Regenerate.
9493 2008-07-28 Richard Guenther <rguenther@suse.de>
9495 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
9496 (insert_fake_stores): Remove.
9497 (realify_fake_stores): Likewise.
9498 (execute_pre): Remove dead code.
9499 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
9500 (find_func_aliases): Deal with it here instead.
9501 Re-enable gcc_unreachable call.
9503 2008-07-28 Richard Guenther <rguenther@suse.de>
9505 Merge from gimple-tuples-branch.
9507 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
9508 * gimple.def: New file.
9509 * gsstruct.def: Likewise.
9510 * gimple-iterator.c: Likewise.
9511 * gimple-pretty-print.c: Likewise.
9512 * tree-gimple.c: Removed. Merged into ...
9513 * gimple.c: ... here. New file.
9514 * tree-gimple.h: Removed. Merged into ...
9515 * gimple.h: ... here. New file.
9517 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
9518 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
9519 --enable-checking=gimple flag.
9520 * config.in: Likewise.
9521 * configure: Regenerated.
9523 * tree-ssa-operands.h: Tuplified.
9524 * tree-vrp.c: Likewise.
9525 * tree-loop-linear.c: Likewise.
9526 * tree-into-ssa.c: Likewise.
9527 * tree-ssa-loop-im.c: Likewise.
9528 * tree-dump.c: Likewise.
9529 * tree-complex.c: Likewise.
9530 * cgraphbuild.c: Likewise.
9531 * tree-ssa-threadupdate.c: Likewise.
9532 * tree-ssa-loop-niter.c: Likewise.
9533 * tree-pretty-print.c: Likewise.
9534 * tracer.c: Likewise.
9535 * gengtype.c: Likewise.
9536 * tree-loop-distribution.c: Likewise.
9537 * tree-ssa-loop-unswitch.c: Likewise.
9538 * cgraph.c: Likewise.
9539 * cgraph.h: Likewise.
9540 * tree-ssa-loop-manip.c: Likewise.
9541 * value-prof.c: Likewise.
9542 * tree-ssa-loop-ch.c: Likewise.
9543 * tree-tailcall.c: Likewise.
9544 * value-prof.h: Likewise.
9547 * tree-pass.h: Likewise.
9548 * ipa-cp.c: Likewise.
9549 * tree-scalar-evolution.c: Likewise.
9550 * tree-scalar-evolution.h: Likewise.
9551 * target.h: Likewise.
9552 * lambda-mat.c: Likewise.
9553 * tree-phinodes.c: Likewise.
9554 * diagnostic.h: Likewise.
9555 * builtins.c: Likewise.
9556 * tree-ssa-alias-warnings.c: Likewise.
9557 * cfghooks.c: Likewise.
9558 * fold-const.c: Likewise.
9559 * cfghooks.h: Likewise.
9560 * omp-low.c: Likewise.
9561 * tree-ssa-dse.c: Likewise.
9562 * ipa-reference.c: Likewise.
9563 * tree-ssa-uncprop.c: Likewise.
9564 * toplev.c: Likewise.
9565 * tree-gimple.c: Likewise.
9566 * tree-gimple.h: Likewise.
9567 * tree-chrec.c: Likewise.
9568 * tree-chrec.h: Likewise.
9569 * tree-ssa-sccvn.c: Likewise.
9570 * tree-ssa-sccvn.h: Likewise.
9571 * cgraphunit.c: Likewise.
9572 * tree-ssa-copyrename.c: Likewise.
9573 * tree-ssa-ccp.c: Likewise.
9574 * tree-ssa-loop-ivopts.c: Likewise.
9575 * tree-nomudflap.c: Likewise.
9576 * tree-call-cdce.c: Likewise.
9577 * ipa-pure-const.c: Likewise.
9578 * c-format.c: Likewise.
9579 * tree-stdarg.c: Likewise.
9580 * tree-ssa-math-opts.c: Likewise.
9581 * tree-ssa-dom.c: Likewise.
9582 * tree-nrv.c: Likewise.
9583 * tree-ssa-propagate.c: Likewise.
9584 * ipa-utils.c: Likewise.
9585 * tree-ssa-propagate.h: Likewise.
9586 * tree-ssa-alias.c: Likewise.
9587 * gimple-low.c: Likewise.
9588 * tree-ssa-sink.c: Likewise.
9589 * ipa-inline.c: Likewise.
9590 * c-semantics.c: Likewise.
9591 * dwarf2out.c: Likewise.
9593 * tree-ssa-loop-ivcanon.c: Likewise.
9594 * predict.c: Likewise.
9595 * tree-ssa-loop.c: Likewise.
9596 * tree-parloops.c: Likewise.
9597 * tree-ssa-address.c: Likewise.
9598 * tree-ssa-ifcombine.c: Likewise.
9599 * matrix-reorg.c: Likewise.
9600 * c-decl.c: Likewise.
9601 * tree-eh.c: Likewise.
9602 * c-pretty-print.c: Likewise.
9603 * lambda-trans.c: Likewise.
9604 * function.c: Likewise.
9605 * langhooks.c: Likewise.
9606 * ebitmap.h: Likewise.
9607 * tree-vectorizer.c: Likewise.
9608 * function.h: Likewise.
9609 * langhooks.h: Likewise.
9610 * tree-vectorizer.h: Likewise.
9611 * ipa-type-escape.c: Likewise.
9612 * ipa-type-escape.h: Likewise.
9613 * domwalk.c: Likewise.
9614 * tree-if-conv.c: Likewise.
9615 * profile.c: Likewise.
9616 * domwalk.h: Likewise.
9617 * tree-data-ref.c: Likewise.
9618 * tree-data-ref.h: Likewise.
9619 * tree-flow-inline.h: Likewise.
9620 * tree-affine.c: Likewise.
9621 * tree-vect-analyze.c: Likewise.
9622 * c-typeck.c: Likewise.
9623 * gimplify.c: Likewise.
9624 * coretypes.h: Likewise.
9625 * tree-ssa-phiopt.c: Likewise.
9626 * calls.c: Likewise.
9627 * tree-ssa-coalesce.c: Likewise.
9628 * tree.def: Likewise.
9629 * tree-dfa.c: Likewise.
9630 * except.c: Likewise.
9631 * except.h: Likewise.
9632 * cfgexpand.c: Likewise.
9633 * tree-cfgcleanup.c: Likewise.
9634 * tree-ssa-pre.c: Likewise.
9635 * tree-ssa-live.c: Likewise.
9636 * tree-sra.c: Likewise.
9637 * tree-ssa-live.h: Likewise.
9638 * tree-predcom.c: Likewise.
9639 * lambda.h: Likewise.
9640 * tree-mudflap.c: Likewise.
9641 * ipa-prop.c: Likewise.
9642 * print-tree.c: Likewise.
9643 * tree-ssa-copy.c: Likewise.
9644 * ipa-prop.h: Likewise.
9645 * tree-ssa-forwprop.c: Likewise.
9646 * ggc-page.c: Likewise.
9647 * c-omp.c: Likewise.
9648 * tree-ssa-dce.c: Likewise.
9649 * tree-vect-patterns.c: Likewise.
9650 * tree-ssa-ter.c: Likewise.
9651 * tree-nested.c: Likewise.
9652 * tree-ssa.c: Likewise.
9653 * lambda-code.c: Likewise.
9654 * tree-ssa-loop-prefetch.c: Likewise.
9655 * tree-inline.c: Likewise.
9656 * tree-inline.h: Likewise.
9657 * tree-iterator.c: Likewise.
9658 * tree-optimize.c: Likewise.
9659 * tree-ssa-phiprop.c: Likewise.
9660 * tree-vect-transform.c: Likewise.
9661 * tree-object-size.c: Likewise.
9662 * tree-outof-ssa.c: Likewise.
9663 * cfgloop.c: Likewise.
9664 * system.h: Likewise.
9665 * tree-profile.c: Likewise.
9666 * cfgloop.h: Likewise.
9667 * c-gimplify.c: Likewise.
9668 * c-common.c: Likewise.
9669 * tree-vect-generic.c: Likewise.
9670 * tree-flow.h: Likewise.
9671 * c-common.h: Likewise.
9672 * basic-block.h: Likewise.
9673 * tree-ssa-structalias.c: Likewise.
9674 * tree-switch-conversion.c: Likewise.
9675 * tree-ssa-structalias.h: Likewise.
9676 * tree-cfg.c: Likewise.
9677 * passes.c: Likewise.
9678 * ipa-struct-reorg.c: Likewise.
9679 * ipa-struct-reorg.h: Likewise.
9680 * tree-ssa-reassoc.c: Likewise.
9681 * cfgrtl.c: Likewise.
9682 * varpool.c: Likewise.
9684 * tree-ssanames.c: Likewise.
9685 * tree-ssa-threadedge.c: Likewise.
9686 * langhooks-def.h: Likewise.
9687 * tree-ssa-operands.c: Likewise.
9688 * config/alpha/alpha.c: Likewise.
9689 * config/frv/frv.c: Likewise.
9690 * config/s390/s390.c: Likewise.
9691 * config/m32c/m32c.c: Likewise.
9692 * config/m32c/m32c-protos.h: Likewise.
9693 * config/spu/spu.c: Likewise.
9694 * config/sparc/sparc.c: Likewise.
9695 * config/i386/i386.c: Likewise.
9696 * config/sh/sh.c: Likewise.
9697 * config/xtensa/xtensa.c: Likewise.
9698 * config/stormy16/stormy16.c: Likewise.
9699 * config/ia64/ia64.c: Likewise.
9700 * config/rs6000/rs6000.c: Likewise.
9701 * config/pa/pa.c: Likewise.
9702 * config/mips/mips.c: Likewise.
9704 2008-07-28 Simon Baldwin <simonb@google.com>
9706 * c-pragma.c (handle_pragma_message): New function.
9707 (init_pragma): Register handle_pragma_message.
9708 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
9711 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
9713 PR tree-optimization/35252
9714 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
9715 REALPART_EXPR to be considered as same load operation.
9717 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
9719 PR tree-optimization/36830
9720 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
9721 (expressions_equal_p): Return false if only one operand is null.
9723 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
9725 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
9726 version requirements.
9728 2008-07-26 Olivier Hainque <hainque@adacore.com>
9730 * collect2.c (symkind): New enum. Symbol kinds we care about.
9731 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
9732 code and head comment accordingly.
9733 (scan_prog_file): Use symkind names instead of bare integers.
9735 2008-07-25 Jan Hubicka <jh@suse.cz>
9737 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
9739 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
9740 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
9741 * dojump.c (clear_pending_stack_adjust): Likewise.
9742 * print-tree.c (print_node): Ignore DECL_INLINE.
9743 * tree-inline.c (inlinable_function_p): Likewise.
9745 2008-07-25 Michael Meissner <gnu@the-meissners.org>
9747 * doc/extend.texi (hot attribute): Document that the hot attribute
9748 turns on -O3 for some ports.
9749 (cold attribute): Document that the cold attribute turns on -Os
9752 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
9753 reflect function specific option support.
9755 * target.h (struct target_option_hooks): Add fields to say whether
9756 the cold attribute implies -Os and the hot attribute implies -O3.
9758 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
9759 By default, do not turn on -Os for cold functions.
9760 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
9761 not turn on -O3 for hot functions.
9763 * c-common.c (handle_hot_attribute): Use target hook to determine
9764 if hot functions should enable -O3.
9765 (handle_cold_attribute): Use target hook to determine if cold
9766 functions should enable -Os.
9768 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
9769 (override_options): Move disable scheduling to
9770 optimization_options.
9771 (optimization_options): Disable scheduling here, not
9773 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9774 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9776 * config/ia64/ia64.c (ia64_override_options): Move setting
9777 scheduling flags to ia64_optimization_options.
9778 (ia64_optimization_options): Disable scheduling options here, and
9779 not in ia64_override_options.
9780 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9781 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9783 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
9786 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
9788 2008-07-25 Martin Jambor <mjambor@suse.cz>
9790 PR tree-optimization/36926
9791 * ipa-prop.c (ipa_analyze_call_uses): Call
9792 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
9794 2008-07-25 Joseph Myers <joseph@codesourcery.com>
9796 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9797 movv2si_internal): Add mem = reg alternative.
9799 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
9802 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
9803 DEFAULT_PCC_STRUCT_RETURN to 127.
9805 2008-07-24 Jan Hubicka <jh@suse.cz>
9807 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
9808 (build_cgraph_edges): Likewise.
9809 * cgraph.c (cgraph_node): Do not update assembler hash.
9810 (cgraph_remove_node): Drop non-unit-at-a-time code.
9811 * tree-pass.h (pass_O0_always_inline): Remove.
9812 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
9813 * toplev.c (process_options): Flag unit-at-a-time does not imply
9815 * cgraphunit.c: Update comments.
9816 (decide_is_function_needed): Drop non-unit-at-a-time mode.
9817 (cgraph_assemble_pending_functions): Remove.
9818 (cgraph_reset_node): Drop non-unit-at-a-time code.
9819 (cgraph_finalize_function): Likewise.
9820 (cgraph_analyze_function): Likewise.
9821 (cgraph_finalize_compilation_unit): Likewise.
9822 (cgraph_expand_function): Likewise.
9823 (cgraph_optimize): Likesise.
9824 (save_inline_function_body): Likewise.
9825 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
9826 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
9827 * ipa-inline.c: Update comments.
9828 (enum inlining_mode): remove INLINE_SPEED.
9829 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
9830 (cgraph_mark_inline_edge): Likewise.
9831 (try_inline): Likewise.
9832 (cgraph_decide_inlining_incrementally): Likewise.
9833 (cgraph_gate_inlining): Remove.
9834 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
9835 (cgraph_gate_early_inlining): Likewise.
9836 (gate_inline_passes): Remove.
9837 (pass_inline_parameters, pass_ipa_inline): Remove gates.
9838 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
9839 pass_O0_always_inline): Remove.
9840 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
9841 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
9842 * opts.c (no_unit_at_a_time_default): Remove.
9843 (decode_options): Remove flag_unit_at_a_time reset and warning.
9844 * opts.h (no_unit_at_a_time_default): Remove.
9845 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
9846 early in GNU dialect.
9847 (merge_decls): Update comment; drop unit-at-a-time check.
9848 (finish_decl): Likewise.
9849 (grok_declaration): Remove flag_inline_trees code.
9850 (finish_functions): Return on function returning non-void on all
9852 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
9853 * cfgexpand.c (expand_one_static_var): Remove.
9854 (expand_one_var): Remove expand_one_static_var call.
9855 (expand_used_vars_for_block): Remove flag_unit_a_time check.
9856 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
9857 and flag_unit_at_a-time compatibility checks.
9858 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
9859 * tree-inline.c (flag_inline_trees): Remove.
9860 (inlinable_function_p): Don't check it.
9861 (expand_call_inline): Remove non-unit-at-a-time code.
9862 * tree-inline.h (flag_inline_trees): Remove.
9863 * tree-optimize.c (execute_early_local_optimizations): Remove
9864 unit-at-a-time checks.
9865 (tree_rest_of_compilation): Likewise.
9866 * combine.c (setup_incoming_promotions): Likewise.
9867 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
9868 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
9869 * passes.c (pass_inline_parameters): Update comments; remove
9870 O0_alwaysinline pass.
9871 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
9872 (execute_one_pass): Likewise.
9873 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
9874 (ix86_function_sseregparm): Likewise.
9875 * arm.c (arm_function_in_section_p): Likewise.
9876 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
9877 * varpool.c: Update comments.
9878 (decide_is_variable_needed): Remove unit-at-a-time checks.
9879 (varpool_finalize_decl): Likewise.
9881 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
9883 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
9885 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
9887 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
9889 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
9890 imp symbol extension.
9892 2008-07-23 Ian Lance Taylor <iant@google.com>
9894 * tree-vrp.c (infer_value_range): Ignore asm statements when
9895 looking for memory accesses for -fdelete-null-pointer-checks.
9897 2008-07-24 Ben Elliston <bje@au.ibm.com>
9899 * config/spu/spu-c.c (__vector_keyword): New variable.
9900 (vector_keyword): Likewise.
9901 (spu_categorize_keyword): New function.
9902 (spu_macro_to_expand): Likewise.
9903 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
9904 compiling an ISO C dialect.
9906 2008-07-24 Ben Elliston <bje@au.ibm.com>
9908 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
9911 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9913 * configure: Regenerate.
9914 * configure.ac: Require texinfo 4.7.
9915 * doc/install.texi: Document texinfo 4.7 requirement.
9917 2008-07-23 Martin Jambor <mjambor@suse.cz>
9919 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
9920 rather than for DECL_SAVED_TREE.
9921 * ipa-prop.c: Include diagnostic.h.
9922 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
9924 (ipa_detect_param_modifications): Function rewritten from scratch.
9925 (ipa_compute_jump_functions): Changed accesses to modification flags.
9926 (ipa_free_node_params_substructures): Update flags destruction.
9927 (ipa_node_duplication_hook): Update flags duplication.
9928 (ipa_print_all_params_modified): Updated flag access.
9929 * ipa-prop.h (struct ipa_param_flags): New structure.
9930 (struct ipa_node_params): New field modification_analysis_done,
9931 modified_flags changed into param_flags.
9932 (ipa_is_ith_param_modified): Changed to use new flags.
9933 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
9935 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
9936 ipa-cp.c and split into two functions.
9937 (ipa_print_node_jump_functions): New function.
9938 (compute_scalar_jump_functions): New function.
9939 (type_like_member_ptr_p): New function.
9940 (compute_pass_through_member_ptrs): New function.
9941 (fill_member_ptr_cst_jump_function): New function.
9942 (determine_cst_member_ptr): New function.
9943 (compute_cst_member_ptr_arguments): New function.
9944 (ipa_compute_jump_functions): Complete rewrite.
9945 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
9946 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
9947 (struct ipa_member_ptr_cst): New structure.
9948 (union jump_func_value): New field member_cst.
9949 * ipa-cp.c (ipcp_lat_is_insertable): New function.
9950 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
9951 jump function types.
9952 (ipcp_print_all_lattices): Slight fprintf rearrangement.
9953 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
9954 instead of ipcp_print_all_jump_functions.
9955 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
9956 only for replacable scalars.
9958 * doc/invoke.texi (Optimize options): Add description of
9959 -findirect-inlining.
9960 * common.opt (flag_indirect_inlining): New flag.
9961 * opts.c (decode_options): Set flag_indirect_inlining when
9964 * ipa-inline.c: Include ipa-prop.h.
9965 (inline_indirect_intraprocedural_analysis): New function.
9966 (inline_generate_summary): Allocate parameter and argument info
9967 structures, call inline_indirect_intraprocedural_analysis on each
9968 node when doing indirect inlining and deallocate indirect inlining
9969 data structures in the end.
9970 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
9971 (free_all_ipa_structures_after_iinln): New function.
9972 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
9974 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
9976 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
9977 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9978 of computing the frequency separately.
9979 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9980 of computing the frequency separately.
9981 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
9982 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
9983 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
9984 (ipa_get_stmt_member_ptr_load_param): New function.
9985 (ipa_is_ssa_with_stmt_def): New function.
9986 (ipa_note_param_call): New function.
9987 (ipa_analyze_call_uses): New function.
9988 (ipa_analyze_stmt_uses): New function.
9989 (ipa_analyze_params_uses): New function.
9990 (ipa_free_node_params_substructures): Also free the param_calls linked
9992 (ipa_node_duplication_hook): Also duplicate the param_calls
9994 (ipa_print_node_param_flags): New function.
9995 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
9996 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
9997 * ipa-prop.h (struct ipa_param_flags): New field called.
9998 (struct ipa_param_call_note): New structure.
9999 (struct ipa_node_params): New fields param_calls and
10000 uses_analysis_done.
10001 (ipa_is_ith_param_called): New function.
10002 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
10003 ipa_analyze_params_uses and dump parameter flags.
10005 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
10006 ipa_propagate_indirect_call_infos if performing indirect inlining,
10007 pass a new parameter new_edges to it.
10008 (add_new_edges_to_heap): New fucntion.
10009 (cgraph_decide_inlining_of_small_functions): New vector
10010 new_indirect_edges for newly found indirect edges , call
10011 ipa_propagate_indirect_call_infos after inlining.
10012 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
10013 inlining if performing indirect inlining. Call
10014 free_all_ipa_structures_after_iinln when doing so too.
10015 (inline_generate_summary): Do not call
10016 free_all_ipa_structures_after_iinln here.
10017 * ipa-prop.c (update_jump_functions_after_inlining): New function.
10018 (print_edge_addition_message): New function.
10019 (update_call_notes_after_inlining): New function.
10020 (propagate_info_to_inlined_callees): New function.
10021 (ipa_propagate_indirect_call_infos): New function.
10022 * ipa-prop.h: Include cgraph.h
10023 (struct ipa_param_call_note): Fields reordered, new field processed.
10024 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
10025 flag indirect_call.
10026 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
10027 rediscovered call statements.
10028 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
10029 (dump_cgraph_node): Dump also the indirect_call flag.
10030 (cgraph_clone_edge): Copy also the indirect_call flag.
10031 * tree-inline.c (copy_bb): Do not check for fndecls from call
10032 expressions, check for edge availability when moving clones.
10033 (get_indirect_callee_fndecl): New function.
10034 (expand_call_inline): If callee declaration is not apprent from
10035 the statement, try calling get_indirect_callee_fndecl. Do not
10036 issue warnings or call sorry when not inlinings an indirect edge.
10037 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
10039 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
10040 bit more frandly to matching.
10041 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
10042 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
10043 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
10045 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10048 * opth-gen.awk: Suppress function specific features when building
10050 * optc-gen.awk: Ditto.
10052 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10055 * diagnostic.c (pedwarn): Add opt parameter.
10057 * c-tree.h (pedwarn_init): Add opt parameter.
10058 (pedwarn_c90): Likewise.
10059 (pedwarn_c99): Likewise.
10060 * c-errors.c (pedwarn_c99): Likewise.
10061 (pedwarn_c90): Likewise.
10062 * toplev.h (pedwarn): Update declaration.
10063 (pedwarn0): Declare.
10064 * c-lex.c: All calls to pedwarn changed.
10065 * builtins.c: All calls to pedwarn changed.
10066 * toplev.c: All calls to pedwarn changed.
10067 * c-decl.c: All calls to pedwarn changed.
10068 * c-typeck.c: All calls to pedwarn changed.
10069 * c-common.c: All calls to pedwarn changed.
10070 * c-parser.c: All calls to pedwarn changed.
10072 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10073 Karthik Kumar <karthikkumar@gmail.com>
10075 * attribs.c (file scope): Include c-common.h.
10076 (decl_attributes): Add support for #pragma GCC optimize and
10077 #pragma GCC option.
10079 * targhooks.c (default_can_inline_p): New function that is the
10080 default for the TARGET_CAN_INLINE_P target hook.
10082 * targhooks.h (default_can_inline_p): Add declaration.
10084 * tree.c (cl_optimization_node): New static tree for building
10085 OPTIMIZATION_NODE tree.
10086 (cl_target_option_node): New static tree for building
10087 TARGET_OPTION_NODE tree.
10088 (cl_option_hash_table): New hash table for hashing
10089 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10090 (cl_option_hash_hash): New function to provide the hash value for
10091 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10092 (cl_option_hash_eq): New function to provide an equality test for
10093 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10094 (tree_code_size): Add support for OPTIMIZATION_NODE and
10095 TARGET_OPTION_NODE trees.
10096 (tree_code_structure): Add support for OPTIMIZATION_NODE and
10097 TARGET_OPTION_NODE trees.
10098 (build_optimization_node): Build a tree that has all of the
10099 current optimization options.
10100 (build_target_option_node): Build a tree that has the target
10101 options that might be changed on a per function basis.
10103 * tree.h (file scope): Include options.h.
10104 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
10105 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10106 (TREE_OPTIMIZATION): Ditto.
10107 (TREE_TARGET_SPECIFIC): Ditto.
10108 (struct tree_function_decl): Add fields for remembering the
10109 current optimization options and target specific options.
10110 (struct tree_optimization_option): New tree variant that remembers
10111 the optimization options.
10112 (struct tree_target_option): New tree variant that remembers the
10113 target specific flags that might change for compiling a particular
10115 (union tree_node): Include tree_optimization_option and
10116 tree_target_option fields.
10117 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
10118 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
10119 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
10120 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
10121 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
10122 optimization and target options.
10123 (optimization_default_node): New macro to refer to global_trees
10125 (optimization_current_node): Ditto.
10126 (optimization_cold_node): Ditto.
10127 (optimization_hot_node): Ditto.
10128 (target_option_default_node): Ditto.
10129 (target_option_current_node): Ditto.
10130 (current_option_pragma): Ditto.
10131 (current_optimize_pragma): Ditto.
10133 * target.h (struct gcc_target): Add valid_option_attribute_p,
10134 target_option_save, target_option_restore, target_option_print,
10135 target_option_pragma_parse, and can_inline_p hooks.
10137 * toplev.h (parse_optimize_options): Add declaration.
10138 (fast_math_flags_struct_set_p): Ditto.
10140 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
10141 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
10144 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
10145 tree_can_inline_p hook to see if one function can inline another.
10146 (cgraph_decide_inlining): Ditto.
10147 (cgraph_decide_inlining_incrementally): Ditto.
10149 * opts.c (decode_options): Add support for running multiple times
10150 to allow functions with different target or optimization options
10151 than was specified on the command line.
10152 (fast_math_flags_struct_set_p): New function that is similar to
10153 fast_math_flags_set_p, except it uses the values in the
10154 cl_optimization structure instead of global variables.
10156 * optc-gen.awk: Add support for TargetSave to allow a back end to
10157 declare new fields that need to be saved when using function
10158 specific options. Include flags.h and target.h in the options.c
10159 source. Add support for Save to indicate which options can be set
10160 for individual functions. Generate cl_optimize_save,
10161 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
10162 cl_target_option_restore, cl_target_option_print functions to
10163 allow functions to use different optimization or target options.
10165 * opt-functions.awk (var_type_struct): Return the type used for
10166 storing the field in a structure.
10168 * opth-gen.awk: Add support for TargetSave to allow a back end to
10169 declare new fields that need to be saved when using function
10170 specific options. Add support for Save to indicate which options
10171 can be set for individual functions. Only generate one extern for
10172 Mask fields. Generate cl_optimization and cl_target_option
10173 structures to remember optimization and target options.
10175 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
10176 collecting new tree nodes.
10177 (TS_TARGET_OPTION): Ditto.
10179 * c-decl.c (merge_decls): Merge function specific target and
10180 optimization options.
10182 * function.c (invoke_set_current_function_hook): If the function
10183 uses different optimization options, change the global variables
10186 * coretypes.h (struct cl_optimization): Add forward reference.
10187 (struct cl_target_option): Ditto.
10189 * c-pragma.c (option_stack): New static vector to remember the
10190 current #pragma GCC option stack.
10191 (handle_pragma_option): New function to support #pragma GCC option
10192 to change target options.
10193 (optimize_stack): New static vector to remember the current
10194 #pragma GCC optimize stack.
10195 (handle_pragma_optimize): New function to support #pragma GCC
10196 optimize to change optimization options.
10197 (init_pragma): Add support for #pragma GCC optimize and #pragma
10200 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
10201 optimization options.
10202 (TARGET_OPTION_NODE): New tree code for remembering certain target
10205 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
10206 TARGET_OPTION_NODE trees.
10208 * common.opt (-O): Add Optimization flag.
10210 (-fmath-errno): Ditto.
10211 (-falign-functions): Add UInteger flag to make sure flag gets full
10212 int in cl_optimization structure.
10213 (-falign-jumps): Ditto.
10214 (-falign-labels): Ditto.
10215 (-falign-loops): Ditto.
10216 (-fsched-stalled-insns): Ditto.
10217 (-fsched-stalled-insns-dep): Ditto.
10219 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
10221 (TARGET_OPTION_SAVE): Ditto.
10222 (TARGET_OPTION_RESTORE): Ditto.
10223 (TARGET_OPTION_PRINT): Ditto.
10224 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10225 (TARGET_CAN_INLINE_P): Ditto.
10226 (TARGET_INITIALIZER): Add new hooks.
10228 * tree-inline.c (tree_can_inline_p): New function to determine
10229 whether one function can inline another. Check if the functions
10230 use compatible optimization options, and also call the backend
10233 * tree-inline.h (tree_can_inline_p): Add declaration.
10235 * c-common.c (c_common_attribute): Add support for option and
10236 optimize attributes.
10237 (handle_option_attribute): Add support for the option attribute to
10238 allow the user to specify different target options for compiling a
10240 (handle_optimize_attribute): Add support for the optimize
10241 attribute to allow the user to specify different optimization
10242 options for compiling a specific function.
10243 (handle_hot_attribute): Turn on -O3 optimization for this one
10244 function if it isn't the default optimization level.
10245 (handle_cold_attribute): Turn on -Os optimization for this one
10246 function if it insn't the default optimization.
10247 (const_char_p): New const char * typedef.
10248 (optimize_args): New static vector to remember the optimization
10250 (parse_optimize_options): New function to set up the optimization
10251 arguments from either the optimize attribute or #pragma GCC optimize.
10253 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
10254 (builtin_define_std): Ditto.
10256 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
10257 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
10258 (x86_64-*-*): Ditto.
10260 * Makefile.in (TREE_H): Add options.h.
10261 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
10263 * doc/extend.texi (option attribute): Document new attribute.
10264 (optimize attribute): Ditto.
10265 (hot attribute): Document hot attribute sets -O3.
10266 (cold attribute): Document cold attribute sets -Os.
10267 (#pragma GCC option): Document new pragma.
10268 (#pragma GCC optimize): Ditto.
10270 * doc/options.texi (TargetSave): Document TargetSave syntax.
10271 (UInteger): Document UInteger must be used for certain flags.
10272 (Save): Document Save option to create target specific options
10273 that can be saved/restored on a function specific context.
10275 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
10276 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10278 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
10279 (TARGET_OPTION_SAVE): Ditto.
10280 (TARGET_OPTION_RESTORE): Ditto.
10281 (TARGET_OPTION_PRINT): Ditto.
10282 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10283 (TARGET_CAN_INLINE_P): Ditto.
10285 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
10287 (-mfpmath=both): Ditto.
10289 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10290 Karthik Kumar <karthikkumar@gmail.com>
10292 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
10293 (TARGET_POPCNT): Ditto.
10294 (TARGET_SAHF): Ditto.
10295 (TARGET_AES): Ditto.
10296 (TARGET_PCLMUL): Ditto.
10297 (TARGET_CMPXCHG16B): Ditto.
10298 (TARGET_RECIP): Move switch into target_flags.
10299 (TARGET_FUSED_MADD): Ditto.
10300 (ix86_arch_features): Make an unsigned char type.
10301 (ix86_tune_features): Ditto.
10302 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
10303 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
10304 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
10306 * config/i386/i386.opt (arch): New TargetSave field to define
10307 fields that need to be saved for function specific option support.
10310 (branch_cost): Ditto.
10311 (ix86_isa_flags_explicit): Ditto.
10312 (tune_defaulted): Ditto.
10313 (arch_specified): Ditto.
10314 (-m128-long-double): Add Save flag to save option for target
10315 specific option support.
10317 (-maccumulate-outgoing-args): Ditto.
10318 (-malign-double): Ditto.
10319 (-malign-stringops): Ditto.
10320 (-mfancy-math-387): Ditto.
10321 (-mhard-float): Ditto.
10322 (-mieee-fp): Ditto.
10323 (-minline-all-stringops): Ditto.
10324 (-minline-stringops-dynamically): Ditto.
10325 (-mms-bitfields): Ditto.
10326 (-mno-align-stringops): Ditto.
10327 (-mno-fancy-math-387): Ditto.
10328 (-mno-push-args): Ditto.
10329 (-mno-red-zone): Ditto.
10330 (-mpush-args): Ditto.
10331 (-mred-zone): Ditto.
10333 (-msseregparm): Ditto.
10334 (-mstack-arg-probe): Ditto.
10346 (-mno-sse4): Ditto.
10349 (-mrecip): Move flag into target_flags.
10351 (-mno-fused-madd): Ditto.
10352 (-mfused-madd): Ditto.
10353 (-mabm): Move flag into ix86_isa_flags.
10360 * config/i386/i386-c.c: New file for #pragma support.
10361 (ix86_target_macros_internal): New function to #define or #undef
10362 target macros based when the user uses the #pragma GCC option to
10363 change target options.
10364 (ix86_pragma_option_parse): New function to add #pragma GCC option
10366 (ix86_target_macros): Move defining the target macros here from
10367 TARGET_CPU_CPP_BUILTINS in i386.h.
10368 (ix86_register_pragmas): Register the #pragma GCC option hook. If
10369 defined, initialize any subtarget #pragmas.
10371 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
10372 REGISTER_TARGET_PRAGMAS.
10374 * config/i386/t-i386: New file for x86 dependencies.
10375 (i386.o): Make dependencies mirror the include files used.
10376 (i386-c.o): New file, add dependencies.
10378 * config/i386/i386-protos.h (override_options): Add bool argument.
10379 (ix86_valid_option_attribute_tree): Add declaration.
10380 (ix86_target_macros): Ditto.
10381 (ix86_register_macros): Ditto.
10383 * config/i386/i386.c (ix86_tune_features): Move initialization of
10384 the target masks to initial_ix86_tune_features to allow functions
10385 to have different target options. Make type unsigned char,
10386 instead of unsigned int.
10387 (initial_ix86_tune_features): New static vector to hold processor
10388 masks for the tune variables.
10389 (ix86_arch_features): Move initialization of the target masks to
10390 initial_ix86_arch_features to allow functions to have different
10391 target options. Make type unsigned char, instead of unsigned int.
10392 (initial_ix86_arch_features): New static vector to hold processor
10393 masks for the arch variables.
10394 (enum ix86_function_specific_strings): New enum to describe the
10395 string options used for attribute((option(...))).
10396 (ix86_target_string): New function to return a string that
10397 describes the target options.
10398 (ix86_debug_options): New function to print the current options in
10400 (ix86_function_specific_save): New function hook to save the
10401 function specific global variables in the cl_target_option structure.
10402 (ix86_function_specific_restore): New function hook to restore the
10403 function specific variables from the cl_target_option structure to
10404 the global variables.
10405 (ix86_function_specific_print): New function hook to print the
10406 target specific options in the cl_target_option structure.
10407 (ix86_valid_option_attribute_p): New function hook to validate
10408 attribute((option(...))) arguments.
10409 (ix86_valid_option_attribute_tree): New function that is common
10410 code between attribute((option(...))) and #pragma GCC option
10411 support that parses the options and returns a tree holding the options.
10412 (ix86_valid_option_attribute_inner_p): New helper function for
10413 ix86_valid_option_attribute_tree.
10414 (ix86_can_inline_p): New function hook to decide if one function
10415 can inline another on a target specific basis.
10416 (ix86_set_current_function); New function hook to switch target
10417 options if the user used attribute((option(...))) or #pragma GCC
10419 (ix86_tune_defaulted): Move to static file scope from
10421 (ix86_arch_specified): Ditto.
10422 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
10424 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
10425 (OPTION_MASK_ISA_ABM_SET): Ditto.
10426 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
10427 (OPTION_MASK_ISA_CX16_SET): Ditto.
10428 (OPTION_MASK_ISA_SAHF_SET): Ditto.
10429 (OPTION_MASK_ISA_AES_UNSET): Ditto.
10430 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
10431 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
10432 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
10433 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
10434 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
10435 (struct ptt): Move to static file scope from override_options.
10436 (processor_target_table): Ditto.
10437 (cpu_names): Ditto.
10438 (ix86_handle_option): Add support for options that are now isa options.
10439 (override_options): Add support for declaring functions that
10440 support different target options than were specified on the
10441 command line. Move struct ptt, processor_target_table, cpu_names,
10442 ix86_tune_defaulted, ix86_arch_specified to static file scope.
10443 Add bool argument. Fix up error messages so the appropriate error
10444 is given for either command line or attribute.
10445 (ix86_previous_fndecl): New static to remember previous function
10446 declaration to see if we need to change target options.
10447 (ix86_builtins_isa): New array to record the ISA of each builtin
10449 (def_builtin): Always create the builtin function, even if the
10450 current ISA doesn't support it.
10451 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
10452 tests for those builtins.
10453 (ix86_init_builtins): Remove TARGET_MMX test for calling
10454 ix86_init_mmx_sse_builtins.
10455 (ix86_expand_builtin): If the current ISA doesn't support a given
10456 builtin, signal an error.
10457 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
10458 (TARGET_SET_CURRENT_FUNCTION): Ditto.
10459 (TARGET_OPTION_SAVE): Ditto.
10460 (TARGET_OPTION_RESTORE): Ditto.
10461 (TARGET_OPTION_PRINT): Ditto.
10462 (TARGET_CAN_INLINE_P): Ditto.
10464 2008-07-22 Rafael Ã
\83Â
\81vila de EspÃ
\83Ândola <espindola@google.com>
10466 * c-typeck.c (build_external_ref): Don't call assemble_external.
10467 * final.c (output_operand): Call assemble_external.
10469 2008-07-21 DJ Delorie <dj@redhat.com>
10471 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
10472 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10474 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10476 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
10477 original insn and splitter contents into ...
10478 ("*div<mode>3_fast"): ... this new pattern. Enable only if
10479 flag_unsafe_math_optimizations. Add dummy scratch register.
10480 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
10481 !flag_unsafe_math_optimizations. Returns number with next
10482 highest magnitude if this is still less or equal to the true
10483 quotient in magnitude.
10485 2008-07-21 Rafael Ã
\83Â
\81vila de EspÃ
\83Ândola <espindola@google.com>
10487 * Makefile.in: Replace toplev.h with TOPLEV_H.
10488 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
10489 * c-lex.c (fe_file_change): Don't set in_system_header.
10490 * c-parser.c (c_token): Remove in_system_header.
10491 (c_lex_one_token): Don't set in_system_header.
10492 (c_parser_set_source_position_from_token): Don't set in_system_header.
10493 * diagnostic.c (diagnostic_report_diagnostic): Use location from
10496 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
10497 * flags.h (in_system_header): Remove.
10498 * function.c (saved_in_system_header): Remove.
10499 (push_cfun): Don't set in_system_header.
10500 (pop_cfun): Don't set in_system_header.
10501 (push_struct_function): Don't set in_system_header.
10502 * input.h (expanded_location): Add sysp.
10503 (in_system_header_at): New.
10504 (in_system_header): New.
10505 * toplev.c (in_system_header): Remove.
10506 * toplev.h: Include input.h
10508 * tree-cfg.c (execute_warn_function_return): Call warning_at.
10509 * tree-ssa.c (warn_uninit): Call warning_at.
10510 (warn_uninitialized_var): Update calls to warn_uninit.
10511 (warn_uninitialized_phi): Update calls to warn_uninit.
10512 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
10513 (expand_location): Initialize xloc.sysp.
10514 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
10515 (tree_decl_with_vis): Remove in_system_header_flag.
10517 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
10520 * recog.c (asm_operand_ok): Change the order of the extra
10521 memory constraint checks.
10523 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10526 * tree-switch-conversion.c (build_one_array): Call
10527 varpool_mark_needed_node and varpool_finalize_decl
10528 instead of assemble_variable.
10530 2008-07-19 Jan Hubicka <jh@suse.cz>
10532 * cgraph.c (cgraph_add_new_function): Do early local passes.
10533 * tree-nrv.c (gate_pass_return_slot): New gate.
10534 (pass_nrv): Add the gate.
10535 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
10537 (coalesce_ssa_name): Coalesce SSA names.
10538 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
10539 not optimizing so unused user vars remains visible.
10540 * common.opt (flag_tree_ter): Always enable by default.
10541 * tree-ssa-ter.c: Include flags.h
10542 (is_replaceable_p): Check that locations match; when aliasing
10543 is missing be conservative about loads.
10544 * tree-optimize.c (gate_init_datastructures): Remove.
10545 (pass_init_datastructures): New.
10546 * passes.c: Reorder passes so we always go into SSA.
10548 2008-07-19 Jan Hubicka <jh@suse.cz>
10550 * doc/extend.texi (flatten attribute): Remove note about
10552 * doc/invoke.texi (--combine): Likewise.
10553 (-finline-functions-called-once): Update levels when enabled.
10554 (-funit-at-a-time): Document new behaviour.
10555 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
10556 -fno-section-anchors when disabled explicitly.
10557 (inline params): They are not ignored now.
10558 (precompiled headers): Remove unit-at-a-time as being incompatible.
10559 * opts.c (decode_options): Handle unit-at-a-time as alias;
10560 imply -fno-section-anchors when toplevel reorder is disabled
10562 * common.opt (ftoplevel-reorder): Set default value to 2.
10563 (funit-at-a-time): Set default value to 1.
10564 * config/rs6000/rs6000.c (optimization_options): Set section anchors
10567 2008-07-19 Jan Hubicka <jh@suse.cz>
10569 * builtins.c (expand_builtin_int_roundingfn,
10570 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
10573 2008-07-19 Richard Guenther <rguenther@suse.de>
10576 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
10577 * tree-ssa-sccvn.c (get_constant_value_id): New function.
10578 * tree-ssa-pre.c (get_expr_value_id): For newly created
10579 constant value-ids make sure to add the expression to its
10582 2008-07-19 Jakub Jelinek <jakub@redhat.com>
10584 PR middle-end/36877
10585 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
10586 return value of the builtin is ignored.
10588 2008-07-19 Olivier Hainque <hainque@adacore.com>
10590 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
10591 bits, a C conformant malloc implementation has to provide.
10592 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
10594 2008-07-19 Joseph Myers <joseph@codesourcery.com>
10598 * reload.c (find_reloads_subreg_address): Only reload address if
10599 reloaded == 0, not for reloaded != 1.
10602 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10603 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10604 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10605 m32c_legitimize_reload_address.
10607 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10608 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10609 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10611 2008-07-19 Olivier Hainque <hainque@adacore.com>
10613 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
10614 argument, saying whether nested array are to be collapsed
10615 into a single array type DIE with multiple subscripts.
10616 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
10617 issues, centralize the nested array types collapsing control and
10618 disable the transformation for Ada.
10620 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
10623 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
10625 (x86_64_shift_adj_2): New expander.
10626 (x86_64_shift_adj_3): Ditto.
10627 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
10628 to split TImode operands.
10629 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
10630 (ix86_split_lshr): Ditto.
10632 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
10634 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
10635 and __CHAR32_TYPE__.
10636 * c-typeck.c (digest_init): Support char16_t and char32_t.
10637 (set_nonincremental_init_from_string): Idem.
10639 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10641 PR middle-end/36859
10642 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
10643 PREFERRED_STACK_BOUNDARY.
10644 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10646 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10648 PR middle-end/36858
10649 * function.c (locate_and_pad_parm): Cap boundary earlier.
10651 2008-07-17 Julian Brown <julian@codesourcery.com>
10653 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
10654 no-op for targets which don't use DLLs.
10656 2008-07-17 Martin Jambor <mjambor@suse.cz>
10658 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
10659 that nodes are relevant by examining the node->analyzed flag.
10660 (ipcp_init_stage): Check which nodes are relevant, assert that the
10661 relevant ones are also required.
10662 (ipcp_propagate_stage): Check on the side arrays are properly
10664 (ipcp_print_all_jump_functions): Make sure not to touch any node
10665 that is not analyzed or an edge that does not have a corresponding
10666 entry in the on-the-side vectors.
10667 (ipcp_function_scale_print): Likewise.
10668 (ipcp_update_callgraph): Check that the node is relevant.
10669 (ipcp_insert_stage): Check that the node is relevant. Check there is
10670 an info for every node and edge.
10671 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
10672 (ipa_print_all_tree_maps): Likewise and a new variable info.
10673 (ipa_print_all_params_modified): Likewise.
10674 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
10676 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
10679 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
10681 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
10683 PR rtl-optimization/36753
10684 * fwprop.c (use_killed_between): Don't shortcut
10685 single-definition global registers.
10687 2008-07-16 Jan Hubicka <jh@suse.cz>
10689 * cgraph.h (varpool_empty_needed_queue): Declare.
10690 * cgraphunit.c (output_in_order): Mark all variables as needed;
10692 * varpool.c (varpool_assemble_node): Update debug queue.
10693 (varpool_assemble_pending_decls): Don't do it here.
10694 (varpool_empty_needed_queue): New function.
10696 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10698 * recog.c (peephole2_optimize): Fix formatting.
10700 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10702 * c-pch.c (get_ident): Avoid C++ keywords.
10703 * combine-stack-adj.c (single_set_for_csa): Likewise.
10704 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
10705 output_asm_insn): Likewise.
10706 * reload.c (push_secondary_reload, find_reusable_reload,
10707 push_reload, combine_reloads, find_reloads,
10708 debug_reload_to_stream): Likewise.
10709 * reload.h (struct reload): Likewise.
10710 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
10711 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
10712 emit_output_reload_insns): Likewise.
10713 * targhooks.c (default_secondary_reload): Likewise.
10714 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
10716 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10718 * recog.c (validate_change_1, validate_change,
10719 validate_unshare_change, validate_replace_rtx_1, struct
10720 funny_match, constrain_operands, peephole2_optimize): Avoid C++
10722 * reload.c (push_secondary_reload, secondary_reload_class,
10723 scratch_reload_class, find_valid_class, find_reusable_reload,
10724 push_reload, find_dummy_reload, find_reloads_address_1,
10725 find_reloads_address_part, find_equiv_reg): Likewise.
10726 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
10727 choose_reload_regs): Likewise.
10728 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
10730 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
10731 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
10732 * sched-rgn.c (concat_INSN_LIST): Likewise.
10733 * stor-layout.c (mode_for_size, mode_for_size_tree,
10734 smallest_mode_for_size): Likewise.
10736 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10738 * cfg.c (dump_reg_info): Avoid C++ keywords.
10739 * dwarf2asm.c (dw2_force_const_mem,
10740 dw2_asm_output_encoded_addr_rtx): Likewise.
10741 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
10742 * expmed.c (expand_shift): Likewise.
10743 * global.c (find_reg): Likewise.
10744 * graph.c (draw_edge): Likewise.
10745 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
10746 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
10747 widen_clz, widen_bswap, expand_parity, expand_unop,
10748 emit_cmp_and_jump_insn_1): Likewise.
10749 * postreload.c (reload_cse_simplify_operands): Likewise.
10750 * ra.h (add_neighbor): Likewise.
10751 * reg-stack.c (remove_regno_note, change_stack): Likewise.
10752 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
10753 record_reg_classes, copy_cost, record_address_regs,
10754 invalid_mode_change_p): Likewise.
10755 * regrename.c (regrename_optimize, scan_rtx_reg,
10756 dump_def_use_chain, find_oldest_value_reg,
10757 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
10759 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10761 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
10762 MASK_POWERPC64 for power4 in previous commit.
10764 2008-07-16 Olivier Hainque <hainque@adacore.com>
10766 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
10767 instead of bare conversion to cast const-ness away.
10769 2008-07-16 Anatoly Sokolov <aesok@post.ru>
10771 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
10772 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
10773 * config/xtensa/xtensa.c (xtensa_function_value): New function.
10774 (TARGET_FUNCTION_VALUE): Define.
10776 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10778 * config/rs6000/rs6000.c (processor_target_table): Add
10779 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
10781 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10784 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10785 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10786 m32c_legitimize_reload_address.
10788 2007-07-16 Rafael Ã
\83Â
\81vila de EspÃ
\83Ândola <espindola@google.com>
10790 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
10791 DECL_IN_SYSTEM_HEADER in sync.
10793 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
10795 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
10796 * tree-ssa-pre.c (pre_expr_eq): Ditto
10797 (get_constant_for_value_id): Take a type as an argument.
10798 (fully_constant_expression): Pass in type.
10799 (find_or_generate_expression): Short circuit constant case.
10800 (create_expression_by_pieces): Remove special casing of
10802 (do_regular_insertion): Short circuit constant case.
10803 (do_partial_partial_insertion): Ditto.
10805 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10808 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
10810 2008-07-15 Bob Wilson <bob.wilson@acm.org>
10812 * config/xtensa/libgcc-xtensa.ver: New file.
10813 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
10815 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10817 * df-problems.c (df_set_note): Avoid C++ keywords.
10818 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
10819 * dse.c (record_store, remove_useless_values): Likewise.
10820 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
10821 gen_reg_rtx_offset, operand_subword, change_address_1,
10822 change_address, adjust_address_1, offset_address,
10823 widen_memory_access, emit_copy_of_insn_after): Likewise.
10824 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
10825 * fwprop.c (should_replace_address, propagate_rtx_1,
10826 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
10828 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
10829 gcse_emit_move_after, update_ld_motion_stores): Likewise.
10830 * lcm.c (compute_insert_delete, pre_edge_lcm,
10831 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
10832 * lower-subreg.c (resolve_reg_notes): Likewise.
10833 * mode-switching.c (optimize_mode_switching): Likewise.
10835 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10837 * bt-load.c (add_btr_def, migrate_btr_def,
10838 branch_target_load_optimize): Avoid C++ keywords.
10839 * caller-save.c (insert_restore, insert_save, insert_one_insn):
10841 * combine.c (subst, simplify_set, make_extraction,
10842 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
10843 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
10844 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
10846 2008-07-15 Richard Guenther <rguenther@suse.de>
10848 PR middle-end/36369
10849 * c-common.c (strict_aliasing_warning): Do not warn for
10850 TYPE_REF_CAN_ALIAS_ALL pointers.
10851 (c_common_get_alias_set): may_alias types are not special.
10852 * tree.c (build_pointer_type_for_mode): Look up the may_alias
10853 attribute and set can_ref_all accordingly.
10854 (build_reference_type_for_mode): Likewise.
10855 * doc/extend.texi (may_alias): Clarify.
10857 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10860 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10861 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10863 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10866 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
10867 gcc_assert, instead call output_operand_lossage.
10869 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
10871 * builtins.c (std_canonical_va_list): Treat structure based
10874 2008-07-15 Ben Elliston <bje@au.ibm.com>
10876 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
10878 2007-07-14 Rafael Ã
\83Â
\81vila de EspÃ
\83Ândola <espindola@google.com>
10880 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
10883 2008-07-14 Jan Hubicka <jh@suse.cz>
10885 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
10886 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
10887 fix predicates and constraints.
10888 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
10889 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
10891 2008-07-14 Doug Kwan <dougkwan@google.com>
10893 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
10894 additional option file arm/eabi.opt.
10895 * config/arm/eabi.h (File): New configuration file for EABI targets.
10896 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
10897 SUBSUBTARGET_EXTRA_SPECS.
10898 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
10899 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
10900 from STARTFILE_SPEC so that it can be referenced in an override.
10901 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
10902 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
10903 can be referenced in an override.
10904 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
10905 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
10906 so that it can be referenced in an override.
10907 (LINK_SPEC): Use BPABI_LINK_SPEC.
10908 * config/arm/eabi.opt (File): New.
10910 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10912 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
10913 (FIXED_VALUE_H): New variable.
10914 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
10915 input.h, fixed-value.h.
10916 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
10917 (BASIC_BLOCK_H): Use $(BITMAP_H).
10918 (FUNCTION_H): Add varray.h.
10919 (IPA_REFERENCE_H): Use $(BITMAP_H).
10920 (CGRAPH_H): Add $(BASIC_BLOCK_H).
10921 (DF_H): Use $(BITMAP_H).
10922 (GGC_H): Add statistics.h.
10923 (INSN_ADDR_H): New.
10924 (INSN_ATTR_H): Use it.
10925 (SYSTEM_H): Add safe-ctype.h, filenames.h.
10927 (SYMTAB_H): Add $(OBSTACK_H).
10928 (CPP_INTERNAL_H): New.
10929 (TREE_DUMP_H): Add tree-pass.h.
10930 (TREE_FLOW_H): Use $(BITMAP_H)
10931 (PRETTY_PRINT_H): Use $(INPUT_H).
10932 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
10935 (many object files): Fix lots of header dependencies throughout.
10937 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10939 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
10941 (s-gtyp-input): Use them to write tmp-gi.list.
10942 (echo_to_gi.list): Remove.
10944 2008-07-14 Richard Guenther <rguenther@suse.de>
10946 * tree-ssa-sccvn.c (pre_info): Remove.
10947 (switch_to_PRE_table): Likewise.
10948 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
10949 (set_hashtable_value_ids): Do not create value-ids for the
10951 (run_scc_vn): Remove double test. Remove bogus special-case
10952 in value-number printing.
10953 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
10954 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
10956 * tree-flow-inline.h (get_value_handle): Remove.
10957 * tree-flow.h (get_value_handle): Remove.
10959 2008-07-14 Martin Jambor <mjambor@suse.cz>
10961 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
10962 in which we generate arithmetics is not a subrange.
10964 2008-07-14 Martin Jambor <mjambor@suse.cz>
10966 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
10968 2008-07-14 Richard Guenther <rguenther@suse.de>
10970 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
10972 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
10975 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
10976 reload for symbol refs moved to r0 with -fPIC.
10977 (legitimize_pic_address): Use the target register as temporary
10979 (emit_symbolic_move): Adjust comment.
10980 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
10983 2008-07-14 Ben Elliston <bje@au.ibm.com>
10985 * c-common.h (C_CPP_HASHNODE): New macro.
10986 * coretypes.h (struct cpp_token): Forward declare.
10987 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10988 the context-sensitive keyword method.
10989 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
10990 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
10991 expand_bool_pixel): New.
10992 (altivec_categorize_keyword): New function.
10993 (init_vector_keywords): New function.
10994 (rs6000_macro_to_expand): Likewise.
10995 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
10996 compiling an ISO C dialect.
10998 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
11000 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
11001 (create_expression_by_pieces): Fix typo.
11002 (do_regular_insertion): Use debug counter here too.
11004 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
11007 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
11008 CONST_OK_FOR_LETTER_P. All port-local users changed.
11009 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
11010 implement Kp matching power-of-two.
11011 (CONSTRAINT_LEN): Define to match.
11012 * config/cris/cris.md: Replace all use of constraint K with Kc.
11013 ("*btst*): Use Kp for operand 0 of last alternative.
11015 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11018 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
11021 2008-07-13 Jan Hubicka <jh@suse.cz>
11023 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
11026 2008-07-13 Richard Guenther <rguenther@suse.de>
11028 PR middle-end/36811
11029 * langhooks.c (lhd_print_error_function): Deal with recursive
11032 2008-07-12 Jan Hubicka <jh@suse.cz>
11034 * cgraph.c (assembler_name_hash): New static var.
11035 (hash_node_by_assembler_name, eq_assembler_name): New.
11036 (cgraph_node_for_asm): Use hashtable.
11037 (cgraph_remove_node): Maintain hashtable.
11038 (change_decl_assembler_name): Sanity check that names are not changing
11039 after aliasing was processed.
11040 * cgraph.h (varpoon_node): Add next GGC marker.
11041 * tree.c (decl_assembler_name_equal): Constify.
11042 (decl_assembler_name_hash): New.
11043 * tree.h (decl_assembler_name_equal): Constify.
11044 (decl_assembler_name_hash): Update.
11046 2008-07-12 David Daney <ddaney@avtrex.com>
11048 * config/mips/driver-native.c (host_detect_local_cpu): Handle
11049 sb1 and r5000 cpus.
11051 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
11053 * doc/md.texi: Document the MIPS "v" constraint.
11054 * config/mips/mips.h (reg_class): Revert last change.
11055 (REG_CLASS_NAMES): Likewise.
11056 (REG_CLASS_CONTENTS): Likewise.
11057 * config/mips/mips.c (mips_regno_to_class): Likewise.
11058 * config/mips/constraints.md (v): Likewise, but add documentation.
11059 Add a comment to say that this constraint should not be used in
11062 2008-07-11 DJ Delorie <dj@redhat.com>
11064 * config/h8300/h8300.md (length): Fix branch offset limit.
11066 2008-07-11 Anatoly Sokolov <aesok@post.ru>
11068 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
11069 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
11070 (avr_hard_regno_scratch_ok): New function.
11071 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11072 * config/avr/avr.md (all peepholes that request a scratch register):
11073 Remove avr_peep2_scratch_safe use.
11075 2008-07-11 Tom Tromey <tromey@redhat.com>
11076 Ian Lance Taylor <iant@google.com>
11078 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
11079 (struct c_common_resword): Define.
11080 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
11081 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
11082 (c_common_reswords, num_c_common_reswords): Declare.
11083 * c-common.c (c_common_reswords): New global const array.
11084 (num_c_common_reswords): New const int.
11085 * c-parser.c (struct resword, reswords): Don't define.
11086 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
11087 (c_parse_init): Clarify mask code. Use c_common_reswords rather
11088 than reswords. If warning about C++ keywords, give them a special
11090 (c_lex_one_token): Warn about C++ keywords. Call
11091 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
11092 (c_parser_external_declaration): Look for RID_xxx rather than
11093 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
11094 (c_parser_statement_after_labels): Likewise.
11095 (c_parser_objc_class_instance_variables): Likewise.
11096 (c_parser_objc_class_declaration): Likewise.
11097 (c_parser_objc_try_catch_statement): Likewise.
11098 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
11099 (declspecs_add_type): Likewise.
11101 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
11103 * ggc-page.c (alloc_page):
11104 Substituting xmalloc, xcalloc with
11105 XNEWVEC and XCNEWVAR macros which add the
11108 2008-07-11 Richard Guenther <rguenther@suse.de>
11110 PR tree-optimization/36765
11111 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
11112 aliases from HEAP vars to SMTs.
11114 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11116 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
11117 * configure.ac (loose_warn): Move -Wc++-compat from here...
11118 (strict_warn): ...to here.
11119 * configure: Regenerate.
11121 2008-07-10 Joseph Myers <joseph@codesourcery.com>
11123 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
11124 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
11125 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
11126 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
11127 excluding more specific h8300-*-* and sh-*-* targets.
11129 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
11131 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
11132 (eliminate): Ditto.
11133 (execute_pre): Call loop_optimizer_finalize in early exit.
11135 2008-07-10 Jakub Jelinek <jakub@redhat.com>
11137 PR middle-end/36790
11138 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
11139 uids in the bitmap, not just VAR_DECL uids.
11141 PR rtl-optimization/36419
11142 * combine-stack-adj.c (adjust_frame_related_expr): New function.
11143 (combine_stack_adjustments_for_block): Call it if needed. Delete
11145 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
11146 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
11147 prologue sp adjustment.
11149 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
11152 * opts.c (print_ignored_options): Report postponed diagnostics for
11153 unknown -Wno-* options as warnings, not errors.
11154 (postpone_unknown_option_error): Renamed to...
11155 (postpone_unknown_option_warning): ... this.
11157 2008-07-09 Doug Kwan <dougkwan@google.com>
11160 2008-07-08 Doug Kwan <dougkwan@google.com>
11162 * config/arm/arm.opt (mandroid): New option.
11163 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11164 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11166 (CC1PLUS_SPEC): Same.
11168 (STARTFILE_SPEC): Same.
11169 (ENDFILE_SPEC): Same.
11170 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11173 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
11176 * config/mips/mips.h (reg_class): Remove V1_REG.
11177 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
11178 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
11179 instead of V1_REGS.
11180 (mips_get_tp): New function.
11181 (mips_legitimize_tls_address): Use it.
11182 * config/mips/constraints.md (v): Delete.
11183 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
11184 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
11185 After reload, split into a move and ...
11186 (*tls_get_tp_<mode>_split): ...this new instruction.
11188 2008-07-09 David Daney <ddaney@avtrex.com>
11190 * config/mips/driver-native.c: Include coretypes.h and tm.h.
11192 2008-07-09 Jakub Jelinek <jakub@redhat.com>
11194 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
11195 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
11197 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
11198 htab_delete should be called. Don't free c.
11199 (lookup_tmp_var): Create temp_htab lazily.
11200 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
11201 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
11203 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
11204 lower_omp_ordered, lower_omp_critical, lower_omp_for,
11205 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
11206 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
11207 * tree-sra.c (generate_element_init): Likewise.
11208 * tree-mudflap.c (execute_mudflap_function_ops,
11209 execute_mudflap_function_decls): Likewise.
11210 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
11211 * tree-gimple.h (struct gimplify_ctx): New type.
11212 (push_gimplify_context): Adjust prototype.
11214 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
11216 * tree-ssa-pre.c (phi_translate_1): Update placement of
11217 add_to_value calls.
11219 2008-07-09 Anatoly Sokolov <aesok@post.ru>
11221 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
11222 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
11223 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
11224 * targhooks.c (default_hard_regno_scratch_ok): New function.
11225 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
11226 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
11227 * recog.c: Include "target.h".
11228 (peep2_find_free_register): Add check for global regs. Add target
11230 * Makefile.in (recog.o): Depend on target.h.
11232 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
11234 * config/sh/sh.c (sh_canonical_va_list_type): New.
11235 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
11237 2008-07-09 Raksit Ashok <raksit@google.com>
11239 * doc/invoke.texi (Option Summary): Mention new option
11240 -Wdisallowed-function-list=...
11241 (Warning Options): Document -Wdisallowed-function-list=...
11242 * common.opt (Wdisallowed-function-list=): New flag.
11243 * flags.h (warn_disallowed_functions): External definition of new
11244 boolean warning flag.
11245 (warn_if_disallowed_function_p): Declare new function.
11246 * opts.c (warning_disallowed_functions): New static variable.
11247 (warn_disallowed_functions): New boolean warning flag.
11248 (warn_if_disallowed_function_p): New function.
11249 (add_comma_separated_to_vector): Rename
11250 add_instrument_functions_exclude_list to this.
11251 (common_handle_option): Handle new option. Rename calls to
11252 add_instrument_functions_exclude_list into calls to
11253 add_comma_separated_to_vector.
11254 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
11255 based on flag warn_disallowed_functions.
11257 2008-07-09 Christian Bruel <christian.bruel@st.com>
11259 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
11260 instead of get_attr_length.
11262 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11264 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
11266 * genemit.c (gen_insn): Likewise.
11267 * gengtype.c (note_def_vec): Likewise.
11268 * gengtype.h (note_def_vec): Likewise.
11269 * genoutput.c (struct data, output_insn_data, process_template,
11270 gen_expand, gen_split, note_constraint): Likewise.
11271 * genrecog.c (new_decision, add_to_sequence, factor_tests,
11272 make_insn_sequence): Likewise.
11273 * gensupport.c (record_insn_name): Likewise.
11275 2008-07-08 Doug Kwan <dougkwan@google.com>
11277 * config/arm/arm.opt (mandroid): New option.
11278 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11279 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11281 (CC1PLUS_SPEC): Same.
11283 (STARTFILE_SPEC): Same.
11284 (ENDFILE_SPEC): Same.
11285 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11288 2008-07-08 Raksit Ashok <raksit@google.com>
11290 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
11291 (set_storage_via_setmem): Fix expected_align parameter.
11292 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
11293 missing from the list.
11294 * doc/md.texi (movmem): Explicitly state that expected alignment is
11295 to be expressed in bytes.
11296 (setmem): Explicitly state that expected alignment is to be expressed
11299 2008-07-08 Joseph Myers <joseph@codesourcery.com>
11301 * reload.c (find_reloads_subreg_address): Do not require validity
11302 of address in original mode before reloading address.
11304 2008-07-07 Tianwei Sheng <tianweis@google.com>
11306 * df-core.c (df_remove_problem): Adjust the access to avoid out of
11307 bounds array access.
11309 2008-07-08 Jakub Jelinek <jakub@redhat.com>
11311 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
11313 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
11315 Fix PR tree-optimization/23455
11316 Fix PR tree-optimization/35286
11317 Fix PR tree-optimization/35287
11318 * Makefile.in (OBJS-common): Remove tree-vn.o.
11319 (tree-vn.o): Remove.
11320 * dbgcnt.def: Add treepre_insert debug counter.
11321 * gcc/tree-flow.h (add_to_value): Updated for other changes.
11322 (debug_value_expressions): Ditto.
11323 (print_value_expressions): Ditto.
11324 * tree-pretty-print.c (dump_generic_node): Updated for
11325 VALUE_HANDLE removal.
11326 * tree-ssa-dom.c (record_equality): Ditto.
11327 (cprop_operand): Ditto.
11328 (lookup_avail_expr): Ditto.
11329 * tree-ssa-threadedge.c
11330 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
11331 (simplify_control_stmt_condition): Ditto.
11332 * tree.c (tree_code_size): Ditto.
11333 (tree_node_structure): Ditto.
11334 (iterative_hash_expr): Ditto.
11336 * tree.h (VALUE_HANDLE_ID): Ditto.
11337 (VALUE_HANDLE_EXPR_SET): Ditto.
11338 (struct tree_value_handle): Ditto.
11339 (union tree_node): Ditto.
11340 * treestruct.def: Ditto.
11341 * tree-vn.c: Removed.
11342 * tree-ssa-pre.c: Rewritten entirely.
11343 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
11344 (constant_value_ids): Ditto.
11345 (vn_nary_op_t): Moved to header.
11347 (vn_reference_op_t): Ditto
11348 (vn_reference_t): Ditto.
11349 (next_value_id): New variable.
11350 (VN_INFO): Add an assert.
11351 (vn_constant_eq): New function.
11352 (vn_constant_hash): Ditto.
11353 (get_or_alloc_constant_value_id): Ditto.
11354 (value_id_constant_p): Ditto.
11355 (vn_reference_compute_hash): De-staticify.
11356 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
11357 Disable some code with a FIXME. Remove VALUE_HANDLE use.
11358 (valueize_refs): Update opcode if it changes from ssa name to constant.
11359 (vn_reference_lookup_1): Add new argument.
11360 (vn_reference_lookup): Ditto.
11361 (vn_reference_lookup_pieces): New function.
11362 (vn_reference_insert): Add return type. Modify to deal with value ids.
11363 (vn_reference_insert_pieces): New function.
11364 (vn_nary_op_compute_hash): De-staticify.
11365 (vn_nary_op_eq): Ditto.
11366 (vn_nary_op_lookup_pieces): New function.
11367 (vn_nary_op_lookup): Add new argument.
11368 (vn_nary_op_insert_pieces): New function.
11369 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
11370 (vn_phi_insert): Ditto.
11371 (visit_unary_op): Update for callee changes.
11372 (visit_binary_op): Ditto.
11373 (visit_reference_op_load): Ditto.
11374 (visit_reference_op_store): Ditto.
11375 (init_scc_vn): Init next_value_id, constant_to_value_id and
11376 constant_value_ids.
11377 (free_scc_vn): Free them.
11378 (set_hashtable_value_ids): New function.
11379 (run_scc_vn): Use it.
11380 (get_max_value_id): New function.
11381 (get_next_value_id): Ditto.
11382 (expressions_equal_p): Moved from tree-vn.c
11383 (sort_vuses): Ditto.
11384 (sort_vuses_heap): Ditto.
11385 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
11387 * tree.c (iterative_hash_hashval_t): Made non-static
11388 * tree.h (iterative_hash_hashval_t): Declare it.
11390 2008-07-08 Martin Jambor <mjambor@suse.cz>
11392 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
11393 instead of ipa_create_node_params.
11394 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
11395 ipa_check_create_edge_args, free them with
11396 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
11398 * ipa-prop.c: Include flags.h and tree-inline.h.
11399 (ipa_node_params_vector): New variable.
11400 (ipa_edge_args_vector): New variable.
11401 (edge_removal_hook_holder): New variable.
11402 (node_removal_hook_holder): New variable.
11403 (edge_duplication_hook_holder): New variable.
11404 (node_duplication_hook_holder): New variable.
11405 (ipa_detect_param_modifications): Check for presence of modified flags.
11406 (ipa_compute_jump_functions): Check for presence of jump functions.
11407 (ipa_free_edge_args_substructures): New function.
11408 (ipa_create_node_params): Removed.
11409 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
11410 (ipa_free_node_params_substructures): New function.
11411 (ipa_free_all_node_params): Changed to deallocate the on-the-side
11413 (ipa_edge_removal_hook): New function.
11414 (ipa_node_removal_hook): New function.
11415 (duplicate_array): New function.
11416 (ipa_edge_duplication_hook): New function.
11417 (ipa_node_duplication_hook): New function.
11418 (ipa_register_cgraph_hooks): New function.
11419 (ipa_unregister_cgraph_hooks): New function.
11420 (free_all_ipa_structures_after_ipa_cp): New function.
11422 * ipa-prop.h: Include vec.h.
11423 (ipa_node_params_t): New typedef with vector types for it.
11424 (ipa_edge_args_t): New typedef with vector types for it.
11425 (IPA_NODE_REF): Changed to access an on-the-side vector.
11426 (IPA_EDGE_REF): Changed to access an on-the-side vector.
11427 (ipa_check_create_node_params): New function.
11428 (ipa_check_create_edge_args): New function.
11430 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
11433 2008-07-07 Tom Tromey <tromey@redhat.com>
11435 * configure, config.in: Rebuilt.
11436 * configure.ac: Don't check for scandir or alphasort.
11438 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11440 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
11441 types immediately after creating them.
11443 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11445 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
11447 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
11449 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
11450 dump_constraint_graph.
11451 (dump_constraint_edge): New function.
11452 (dump_constraint_graph): New function.
11453 (debug_constraint_graph): New function.
11454 (dump_constraint): Removed useless comparison.
11455 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
11456 (dump_constraint_graph): Declare.
11457 (debug_constraint_graph): Declare.
11458 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
11460 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
11462 * config/i386/i386.c (is_va_list_char_pointer): New.
11463 (ix86_va_start): Replace compare with ms_va_list_type_node
11464 by is_va_list_char_pointer.
11465 (ix86_gimplify_va_arg): Likewise.
11467 2008-07-07 Martin Jambor <mjambor@suse.cz>
11469 * cgraph.c (cgraph_edge_max_uid): New variable.
11470 (struct cgraph_edge_hook_list): New type.
11471 (struct cgraph_node_hook_list): New type.
11472 (struct cgraph_2edge_hook_list): New type.
11473 (struct cgraph_2node_hook_list): New type.
11474 (first_cgraph_edge_removal_hook): New variable.
11475 (first_cgraph_node_removal_hook): New variable.
11476 (first_cgraph_edge_duplicated_hook): New variable.
11477 (first_cgraph_node_duplicated_hook): New variable.
11478 (cgraph_add_edge_removal_hook): New function.
11479 (cgraph_remove_edge_removal_hook): New function.
11480 (cgraph_call_edge_removal_hooks): New function.
11481 (cgraph_add_node_removal_hook): New function.
11482 (cgraph_remove_node_removal_hook): New function.
11483 (cgraph_call_node_removal_hooks): New function.
11484 (cgraph_add_edge_duplication_hook): New function.
11485 (cgraph_remove_edge_duplication_hook): New function.
11486 (cgraph_call_edge_duplication_hooks): New function.
11487 (cgraph_add_node_duplication_hook): New function.
11488 (cgraph_remove_node_duplication_hook): New function.
11489 (cgraph_call_node_duplication_hooks): New function.
11490 (cgraph_create_edge): Assign to edge uid.
11491 (cgraph_remove_edge): Call edge removal hooks.
11492 (cgraph_node_remove_callees): Call edge removal hooks.
11493 (cgraph_node_remove_callers): Call edge removal hooks.
11494 (cgraph_remove_node): Call node removal hooks.
11495 (cgraph_clone_edge): Call edge duplication hooks.
11496 (cgraph_clone_node): Call node duplication hooks.
11498 * cgraph.h (cgraph_edge): New field uid.
11499 (cgraph_edge_hook): New type.
11500 (cgraph_node_hook): New type.
11501 (cgraph_2edge_hook): New type.
11502 (cgraph_2node_hook): New type.
11504 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
11506 * config.in: Regenerate.
11508 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
11510 * gcc.c (print_sysroot): New.
11511 (option_map, display_help, process_command): Handle the
11512 -print-sysroot option.
11513 (main): Print the sysroot if requested.
11514 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
11516 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11519 * unwind-pe.h (size_of_encoded_value): add attribute unused.
11521 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
11523 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
11524 (assign_parm_setup_block_p): Also check mode of entry_parm.
11526 2008-07-07 Richard Guenther <rguenther@suse.de>
11528 * tree-ssa-structalias.h (set_used_smts): Remove.
11529 * tree-ssa-structalias.c (used_smts): Likewise.
11530 (set_used_smts): Likewise.
11531 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
11532 call to set_used_smts.
11534 2008-07-07 Richard Guenther <rguenther@suse.de>
11536 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
11537 (new_var_info): Set it to false.
11538 (solution_set_add): Correctly handle pointers outside a var and
11540 (type_safe): Treat variables with is_full_var properly.
11541 (do_sd_constraint): Likewise.
11542 (do_ds_constraint): Likewise.
11543 (process_constraint): Remove zeroing offset for !use_field_sensitive.
11544 (get_constraint_for_ptr_offset): New function.
11545 (get_constraint_for_component_ref): For addresses at least include
11546 the last field of the variable. Handle is_full_vars properly.
11547 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
11548 (handle_ptr_arith): Remove.
11549 (find_func_aliases): Simplify assignment handling.
11550 (create_function_info_for): For parameter and result varinfos set
11552 (create_variable_info_for): Set is_full_var flag whenever we
11553 just created a single varinfo for a decl.
11554 (init_alias_vars): Initialize use_field_sensitive from
11555 max-fields-for-field-sensitive parameter.
11557 2008-07-07 Richard Guenther <rguenther@suse.de>
11559 PR tree-optimization/36713
11560 * tree-flow-inline.h (is_call_used): New function.
11561 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
11562 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
11563 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
11565 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11567 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
11569 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
11571 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
11573 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11574 Nathan Sidwell <nathan@codesourcery.com>
11576 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
11577 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
11579 * config/m68k/t-linux: New.
11580 * doc/install.texi: Document m68k-*-linux is now multilibbed by
11583 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
11585 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
11586 * config/m68k/m68k-devices.def: Remove multilibs that only differ
11589 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11591 * gcc.c (execute): Fix -Wc++-compat warning.
11593 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
11596 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
11597 constant for little endian.
11599 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
11601 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
11602 mips_base_mips16 instead of TARGET_MIPS16.
11603 (mips_base_mips16): Declare.
11604 * config/mips/mips.c (mips_base_mips16): Make global.
11605 (was_mips16_p): Remove GTY marker.
11606 (was_mips16_pch_p): New variable.
11607 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
11608 (mips_override_options): Force to non-MIPS16 mode initially.
11609 Do not complain about MIPS16 PIC incompatibilities here.
11610 Only allow -mgpopt if -mexplicit-relocs is in force for
11613 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
11615 * configure.ac: Check for caddr_t, define to char * if not defined.
11616 * configure: Regenerate.
11617 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
11618 (mmap_gt_pch_use_address): Likewise.
11619 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
11621 2008-07-06 Richard Guenther <rguenther@suse.de>
11623 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
11624 (new_var_info): Deal with it.
11625 (solution_set_add): Likewise.
11626 (bitpos_of_field): Make signed, fix.
11627 (struct fieldoff): Remove type and decl fields. Make size field
11628 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
11630 (fieldoff_compare): Deal with it.
11631 (push_fields_onto_fieldstack): Remove has_union argument, glob
11632 adjacent non-pointer fields together.
11633 (create_function_info_for): Do not set has_union.
11634 (create_variable_info_for): Simplify.
11636 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
11638 * config.gcc (extra_headers): Add cross-stdarg.h for target
11639 x86_64-*-* and i?86-*-*.
11640 * config/i386/cross-stdarg.h: New.
11641 * builtins.c (std_fn_abi_va_list): New.
11642 (std_canonical_va_list_type): New.
11643 (stabilize_va_list): Replace va_list_type_node use by
11644 mtarget.canonical_va_list_type.
11645 (gimplify_va_arg_expr): Likewise.
11646 (expand_builtin_va_copy): Replace va_list_type_node use by
11647 mtarget.fn_abi_va_list.
11648 * tree-sra.c (is_va_list_type): New helper.
11649 (decl_can_be_decomposed_p): Replace
11650 va_list_type_node use by is_va_list_type.
11651 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
11652 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11653 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
11654 * config/i386/i386-protos.h (ix86_get_valist_type): New.
11655 (ix86_enum_va_list): New.
11656 * config/i386/i386.c (sysv_va_list_type_node): New.
11657 (ms_va_list_type_node): New.
11658 (ix86_function_type_abi): Remove sorry.
11659 (ix86_build_builtin_va_list_abi): New.
11660 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
11661 for 64-bit targets.
11662 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
11663 (ix86_init_builtins_va_builtins_abi): New.
11664 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
11665 for 64-bit targets.
11666 (ix86_handle_abi_attribute): New.
11667 (attribute_spec): Add sysv_abi and ms_abi.
11668 (ix86_fn_abi_va_list): New.
11669 (ix86_canonical_va_list_type): New.
11670 (ix86_enum_va_list): New.
11671 (TARGET_FN_ABI_VA_LIST): New.
11672 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11673 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
11674 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
11675 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11676 (TARGET_ENUM_VA_LIST): New.
11677 * expr.h (std_fn_abi_va_list): New.
11678 (std_canonical_va_list_type): New.
11679 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
11680 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11681 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
11682 TARGET_CANONICAL_VA_LIST_TYPE.
11683 * target.h (struct gcc_target): Add fn_abi_va_list hook
11684 and canonical_va_list_type hook.
11686 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11688 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
11689 integral and pointer types.
11691 2008-07-04 Roger Sayle <roger@eyesopen.com>
11693 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
11694 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
11696 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
11699 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
11701 2008-07-04 Jakub Jelinek <jakub@redhat.com>
11703 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
11704 build_gimple_modify_stmt.
11705 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
11706 gimple operand. Use fold_build* instead of build*.
11708 2008-07-04 Richard Guenther <rguenther@suse.de>
11710 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
11711 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
11712 properly to compute the reachability set if we do field-sensitive PTA.
11713 * invoke.texi (max-fields-for-field-sensitive): Document default.
11714 * opts.c (decode_options): Set max-fields-for-field-sensitive to
11715 100 for optimize >= 2.
11717 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11719 * ggc-zone.c (lookup_page_table_if_allocated,
11720 set_page_table_entry, zone_find_object_size, alloc_small_page,
11721 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
11722 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
11723 -Wc++-compat and/or -Wcast-qual warnings.
11725 2008-07-04 Alan Modra <amodra@bigpond.net.au>
11728 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
11729 pic_offset_table_rtx to be marked as used here.
11730 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
11731 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
11732 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
11733 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
11734 !TARGET_SECURE_PLT.
11736 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11738 * alloc-pool.c (hash_descriptor, eq_descriptor,
11739 alloc_pool_descriptor): Fix -Wc++-compat warnings.
11740 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
11742 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
11743 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
11744 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
11745 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
11748 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
11750 * tree-flow.h (loop_only_exit_p): Declare.
11751 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
11752 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
11753 the number of iterations if it is constant. Otherwise, if this is the
11754 only possible exit of the loop, use the conservative estimate on the
11755 number of iterations of the entire loop if available.
11757 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
11759 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
11760 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
11761 Add synchronization functions.
11762 * config/sync.c: New file.
11763 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
11764 (LIBGCC_SYNC_CFLAGS): Likewise.
11766 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
11769 * config/i386/i386.md (mode): Add TF to "mode" attribute.
11770 (*pushtf_sse): New insn pattern.
11771 (pushtf splitters): New splitters.
11773 2008-07-03 Michael Meissner <gnu@the-meissners.org>
11775 PR middle-end/35736
11776 * predict.c (build_predict_expr): Use void_type_node for the tree
11777 type, instead of NULL_TREE.
11779 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
11781 * config/i386/i386.c (contains_aligned_value_p): Return true
11783 (ix86_data_alignment): Align TCmode to 128bits.
11784 (ix86_local_alignment): Likewise.
11786 2008-07-03 Andrew Haley <aph@redhat.com>
11789 * vec.h (VEC_TA): New.
11790 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
11791 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
11792 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
11793 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
11794 (C_COMMON_FIXED_TYPES): Remove first arg.
11795 (C_COMMON_FIXED_MODE_TYPES): Likewise.
11796 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
11797 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
11798 not to use empty macro arguments.
11800 2008-07-02 Joseph Myers <joseph@codesourcery.com>
11802 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
11803 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
11804 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
11805 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
11806 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
11807 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
11808 config/ia64/crtn.asm, config/m68hc11/larith.asm,
11809 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
11810 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
11811 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
11812 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
11813 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
11814 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
11815 config/rs6000/e500crtres64gpr.asm,
11816 config/rs6000/e500crtres64gprctr.asm,
11817 config/rs6000/e500crtrest32gpr.asm,
11818 config/rs6000/e500crtrest64gpr.asm,
11819 config/rs6000/e500crtresx32gpr.asm,
11820 config/rs6000/e500crtresx64gpr.asm,
11821 config/rs6000/e500crtsav32gpr.asm,
11822 config/rs6000/e500crtsav64gpr.asm,
11823 config/rs6000/e500crtsav64gprctr.asm,
11824 config/rs6000/e500crtsavg32gpr.asm,
11825 config/rs6000/e500crtsavg64gpr.asm,
11826 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
11827 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
11828 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
11829 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
11830 config/sparc/sol2-cn.asm: Remove .file directives.
11832 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
11834 * resource.c (mark_referenced_resources): Look inside
11835 UNSPEC_VOLATILEs and ASM_INPUTs.
11837 2008-07-02 Ian Lance Taylor <iant@google.com>
11839 * rtlanal.c (add_reg_note): New function.
11840 * rtl.h (add_reg_note): Declare.
11841 * auto-inc-dec.c (attempt_change): Use add_reg_note.
11842 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
11843 * builtins.c (expand_builtin_longjmp): Likewise.
11844 (expand_builtin_nonlocal_goto): Likewise.
11845 * calls.c (emit_call_1, expand_call): Likewise.
11846 * cfgexpand.c (add_reg_br_prob_note): Likewise.
11847 * cfglayout.c (fixup_reorder_chain): Likewise.
11848 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
11849 (commit_one_edge_insertion): Likewise.
11850 * combine.c (move_deaths, distribute_notes): Likewise.
11851 * df-problems.c (df_set_note): Likewise.
11852 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
11853 (set_unique_reg_note): Likewise.
11854 (emit_copy_of_insn_after): Likewise.
11855 * expr.c (expand_expr_real): Likewise.
11856 * gcse.c (add_label_notes): Likewise.
11857 * haifa-sched.c (create_check_block_twin): Likewise.
11858 * jump.c (mark_jump_label_1): Likewise.
11859 * loop-doloop.c (add_test, doloop_modify): Likewise.
11860 * loop-unswitch.c (compare_and_jump_seq): Likewise.
11861 * lower-subreg.c (move_eh_region_note): Likewise.
11862 * optabs.c (emit_libcall_block): Likewise.
11863 * predict.c (predict_insn): Likewise.
11864 (combine_predictions_for_insn): Likewise.
11865 * recog.c (peephole2_optimize): Likewise.
11866 * regmove.c (try_auto_increment): Likewise.
11867 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
11868 * reload.c (find_reloads): Likewise.
11869 * reload1.c (fixup_eh_region_note): Likewise.
11870 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
11871 * reorg.c (delete_prior_computation): Likewise.
11872 (delete_computation, dbr_schedule): Likewise.
11873 * config/pa/pa.c (legitimize_pic_address): Likewise.
11874 * config/sh/sh.c (sh_reorg): Likewise.
11876 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11879 * config/libgcc-glibc.ver: Add %exclude.
11880 * config/m32r/libgcc-glibc.ver: Likwise.
11881 * config/s390/libgcc-glibc.ver: Likwise.
11882 * config/sh/libgcc-glibc.ver: Likwise.
11883 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
11885 * config/i386/libgcc-glibc.ver: New.
11887 * config/i386/libgcc-x86_64-glibc.ver: Removed.
11889 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11891 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
11892 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
11893 i[34567]86-*-linux*, x86_64-*-linux*. Add
11894 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
11895 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
11896 x86_64-*-linux*. Add i386/t-linux to tmake_file for
11897 i[34567]86-*-linux*, x86_64-*-linux*.
11899 * libgcc-std.ver: Add empty GCC_4.4.0.
11901 * mkmap-symver.awk: Support multiple versions per symbol.
11903 * config/i386/i386.c (ix86_init_builtins): Always define
11904 __builtin_fabsq and __builtin_copysignq with fallbacks.
11905 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
11906 and __builtin_copysignq if SSE2 isn't available.
11908 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
11909 (LIBGCC2_TF_CEXT): Likwise.
11910 (TF_SIZE): Likwise.
11912 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
11914 * config/i386/sfp-machine.h: Moved to libgcc.
11916 * config/i386/sfp-machine.h: New.
11917 * config/i386/t-linux: Likwise.
11919 * config/i386/t-darwin: Remove softfp_wrap_start and
11921 * config/i386/t-darwin64: Likewise.
11923 * config/i386/t-fprules-softfp64: Renamed to ...
11924 * config/i386/t-fprules-softfp: This.
11926 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
11927 and softfp_wrap_end.
11929 2008-07-02 Jason Merrill <jason@redhat.com>
11931 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
11933 * tree.c (ctor_to_list): New fn.
11934 * tree.h: Declare it.
11935 (CONSTRUCTOR_ELT): New macro.
11936 (CONSTRUCTOR_NELTS): New macro.
11938 2008-07-02 Richard Guenther <rguenther@suse.de>
11940 * tree-ssa-structalias.c (struct variable_info): Reorder
11941 to fill padding on 64bit hosts. Make collapsed_to an int.
11942 (get_varinfo_fc): Deal with that.
11943 (new_var_info): Likewise.
11944 (collapse_rest_of_var): Likewise.
11946 2008-07-02 Joshua Sumali <jsumali@redhat.com>
11948 * doc/install.texi (--enable-java-home): Document.
11949 (--enable-aot-compile-rpm): Likewise.
11950 (--with-arch-directory): Likewise.
11951 (--with-os-directory): Likewise.
11952 (--with-origin-name): Likewise.
11953 (--with-arch-suffix): Likewise.
11954 (--with-jvm-root-dir): Likewise.
11955 (--with-jvm-jar-dir): Likewise.
11956 (--with-python-dir): Likewise.
11958 2008-07-02 Richard Guenther <rguenther@suse.de>
11960 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
11961 from decls explicitly. Merge operand checking from tuples.
11963 2008-07-02 Martin Jambor <mjambor@suse.cz>
11965 * tree-switch-conversion.c: Included timevar.h which I forgot before.
11967 2008-07-02 Martin Jambor <mjambor@suse.cz>
11969 * tree-switch-conversion.c: Included timevar.h
11970 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
11972 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
11974 2008-07-02 Martin Jambor <mjambor@suse.cz>
11976 * tree-switch-conversion.c: Corrected various comments and
11978 (build_constructors): Fixed minor formatting mistakes.
11980 * invoke.texi (Optimize Options): Corrected the
11981 switch-conversion-max-branch-ratio parameter.
11983 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
11985 * final.c (asm_insn_count): Return zero for an empty asm body.
11987 2008-07-02 Richard Guenther <rguenther@suse.de>
11989 * bitmap.h (bitmap_set_bit): Return bool.
11990 (bitmap_clear_bit): Likewise.
11991 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
11992 write to the bitmap if it would.
11993 (bitmap_clear_bit): Likewise.
11994 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
11995 bitmap_set_bit return value.
11996 (add_pred_graph_edge): Likewise.
11997 (add_graph_edge): Likewise.
11998 (do_sd_constraint): Likewise.
11999 (do_ds_constraint): Likewise.
12001 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12003 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
12004 Fix -Wc++-compat and/or -Wcast-qual warnings.
12005 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
12006 gen_regparm_prefix): Likewise.
12007 * vmsdbgout.c (write_modbeg, lookup_filename,
12008 vmsdbgout_source_line, vmsdbgout_init): Likewise.
12010 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
12012 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
12013 defaults.h definition apply.
12015 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12017 * function.c (assign_parm_remove_parallels): New.
12018 (assign_parm_setup_block_p): Do not return true for non-BLKmode
12020 (assign_parm_setup_block): Do not handle them.
12021 (assign_parm_setup_reg, assign_parm_setup_stack): Call
12022 assign_parm_remove_parallels.
12024 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12026 * c-typeck.c (convert_for_assignment): Use
12027 vector_targets_convertible_p.
12028 * c-common.c (vector_targets_convertible_p): New.
12029 * c-common.h (vector_targets_convertible_p): New prototype.
12030 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
12031 opaque_p_V2SI_type_node.
12033 2008-07-01 Steve Ellcey <sje@cup.hp.com>
12035 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
12038 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
12040 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
12041 TFmode constants via two element DImode vector for hosts with
12042 HOST_BITS_PER_WIDE_INT < 64.
12043 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
12044 also for HOST_BITS_PER_WIDE_INT < 64.
12046 2008-07-01 Richard Guenther <rguenther@suse.de>
12048 PR tree-optimization/36666
12049 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
12050 (get_constraint_exp_from_ssa_var): Split into ...
12051 (get_constraint_exp_for_temp): ... this ...
12052 (get_constraint_for_ssa_var): ... and that.
12053 Return constraint expressions for all touched sub-fields
12054 if the results address is not taken.
12055 (process_constraint): Remove assertion that aggregate
12056 assignments do not happen at this place.
12057 (get_constraint_for_component_ref): Add address_p argument.
12058 Return constraint expressions for all touched sub-fields
12059 if the results address is not taken.
12060 (do_deref): Use get_constraint_exp_for_temp.
12061 (get_constraint_for_1): Rename from ...
12062 (get_constraint_for): ... this. Add the old function as wrapper.
12063 (do_structure_copy): Use get_constraint_for_1.
12065 2008-07-01 Martin Jambor <mjambor@suse.cz>
12067 * Makefile.in (tree-switch-conversion.o): Add.
12068 (OBJS-common): Add tree-swtch-conversion.o.
12069 * passes.c (init_optimization_passes): Add pass_convert_switch.
12070 * tree-pass.h: (pass_convert_switch): Add.
12071 * tree-switch-conversion.c: New file.
12072 * gcc.dg/tree-ssa/cswtch.c: New testcase.
12073 * common.opt (ftree-cswtch): New option.
12074 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12075 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12076 * opts.c (decode_options): Set flag_tree_switch_conversion when
12077 optimization level is >= 2.
12078 * doc/invoke.texi (Optimize Options): Added description of
12079 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
12081 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12083 * config/darwin-driver.c (darwin_default_min_version): Fix
12084 -Wc++-compat warnings.
12086 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
12088 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
12091 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12093 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
12095 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12097 PR rtl-optimization/34744
12098 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
12099 (df_scan_free_internal): Free data structures not
12100 allocated in storage pools.
12101 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
12102 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
12103 df_scan_free_mws_vec.
12104 * dse.c (dse_step6): Free offset_map_p and offset_map_n
12107 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
12109 * config/i386/i386.c (contains_aligned_value_p): Return true
12111 (ix86_function_arg_boundary): Return its natural boundary
12113 (return_in_memory_32): Don't check TDmode.
12114 (ix86_split_to_parts): Support splitting into 4 parts and
12115 support TFmode for 32bit target.
12116 (ix86_split_long_move): Support splitting into 4 parts.
12117 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
12119 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
12120 (ix86_init_builtins): Here.
12121 (ix86_scalar_mode_supported_p): Always return true for TFmode.
12122 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
12123 'q' and 'w', respectively.
12125 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
12127 (movtf_internal): Likewise.
12128 (<code>tf2): Likewise.
12129 (*absnegtf2_sse): Likewise.
12130 (copysign<mode>3): Likewise.
12131 (copysign<mode>3_const): Likewise.
12132 (copysign<mode>3_var): Likewise.
12133 (define_split UNSPEC_COPYSIGN): Likewise.
12134 * config/i386/sse.md (*nandtf3): Likewise.
12135 (<code>tf3): Likewise.
12136 (*<code>tf3): Likewise.
12138 2008-06-30 Joey Ye <joey.ye@intel.com>
12139 H.J. Lu <hongjiu.lu@intel.com>
12141 * global.c (compute_regsets): Set frame_pointer_needed here.
12142 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
12144 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12146 * doc/install.texi (specific): Expand Windows build notes.
12148 2008-06-30 Ira Rosen <irar@il.ibm.com>
12150 PR tree-optimization/36648
12151 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
12152 number of prolog iterations by step. Fix the comment.
12154 2008-06-30 Richard Guenther <rguenther@suse.de>
12156 PR middle-end/36671
12157 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
12158 handle calls from ECF_MALLOC functions.
12159 (handle_pure_call): ECF_MALLOC functions do not return
12161 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
12163 2008-06-29 Andreas Schwab <schwab@suse.de>
12165 * config/m68k/m68k.c (print_operand): Always print a float
12167 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
12168 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
12171 * config/rs6000/x-linux64: Remove never used file.
12173 2008-06-29 Richard Guenther <rguenther@suse.de>
12175 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
12177 (struct alias_info): Move ...
12178 * tree-ssa-alias.c: ... here.
12179 (update_alias_info): Declare.
12180 (compute_may_aliases): Call it.
12181 (update_alias_info): New function.
12182 * tree-ssa-structalias.c (update_alias_info): Move ...
12183 * tree-ssa-alias.c (update_alias_info_1): ... here.
12184 * tree-ssa-structalias.c (process_constraint_1): Remove
12185 unused from_call argument. Rename to ...
12186 (process_constraint): ... this. Delete old wrapper.
12187 (make_constraint_to): Adjust callers.
12188 (handle_const_call): Likewise.
12189 (handle_pure_call): Likewise.
12190 (init_base_vars): Likewise.
12191 (handle_lhs_call): Likewise. Remove unnecessary constraint.
12192 (find_func_aliases): We don't need structure copies for
12194 (make_constraint_from_anything): Remove.
12195 (create_variable_info_for): For globals make constraints
12196 from escaped, not from anything.
12197 (compute_points_to_sets): Do not call update_alias_info.
12198 (ipa_pta_execute): Use make_constraint_from.
12200 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12202 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
12203 (bitmap.o-warn, dominance.o-warn): New.
12204 * configure.ac (cxx_compat_warn): Delete.
12205 (loose_warn): Add -Wcast-qual and -Wc++-compat.
12206 * system.h: Remove #pragma diagnostic for -Wcast-qual and
12208 * configure: Regenerate.
12210 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
12213 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12215 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
12216 * df-scan.c (df_notes_rescan): Likewise.
12217 * ggc-page.c (set_page_table_entry): Likewise.
12218 * intl.c (gcc_gettext_width): Likewise.
12219 * varasm.c (get_unnamed_section, get_noswitch_section,
12220 get_section): Likewise.
12222 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
12224 * regrename.c (build_def_use): Don't copy RTX.
12226 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
12228 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
12229 (Type Attributes): Fix nesting of @table and @subsection. Adjust
12230 punctuation. Use @ref instead of @xref.
12231 (Function Names): Remove stray @display/@end display.
12232 (C++ Attributes): Use @ref instead of @xref.
12233 (Deprecated Features): Fix punctuation around @xref.
12234 (Backwards Compatibility): Likewise.
12235 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
12237 2008-06-28 Joseph Myers <joseph@codesourcery.com>
12239 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
12240 constants for E500 double.
12242 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12244 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
12245 element type of const_vector.
12247 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
12249 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
12250 Remove FLAGS_REG clobber from expander pattern.
12251 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
12252 (anddi3, andsi3, andhi3, andqi3): Ditto.
12253 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
12254 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
12255 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
12256 (ashlsi3, ashlhi3, ashlqi3): Ditto.
12257 (ashrsi3, ashrhi3, ashrqi3): Ditto.
12258 (lshrsi3, lshrhi3, lshrqi3): Ditto.
12259 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
12260 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
12262 2008-06-28 Richard Guenther <rguenther@suse.de>
12264 * tree-ssa-structalias.c (callused_id, var_callused,
12265 callused_tree): Add.
12266 (handle_pure_call): New function.
12267 (find_func_aliases): Call it.
12268 (find_what_p_points_to): Handle the call-used set.
12269 (clobber_what_escaped): Likewise.
12270 (compute_call_used_vars): New function.
12271 (init_base_vars): Init the call-used variable.
12272 (do_sd_constraint): Do not propagate the solution from CALLUSED
12273 but use CALLUSED as a placeholder.
12274 (solve_graph): Likewise.
12275 * tree-flow-inline.h (gimple_call_used_vars): New function.
12276 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
12277 (compute_call_used_vars): Declare.
12278 * tree-ssa-alias.c (set_initial_properties): Call
12279 compute_call_used_vars.
12280 (reset_alias_info): Clear call-used variables.
12281 (add_call_clobber_ops): Assert we are not called for const/pure
12282 functions. Remove handling of them.
12283 (add_call_read_ops): Handle pure functions by adding the
12284 call-used set of variables as VUSEs.
12285 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
12286 (delete_tree_ssa): Free it.
12287 * tree-dfa.c (remove_referenced_var): Clear the var from the
12290 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
12292 * tree.c (build_varargs_function_type_list): New.
12293 (build_function_type_list_1): New.
12294 (build_function_type_list): Use build_function_type_list_1.
12295 * tree.h (build_varargs_function_type_list): New.
12297 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12300 * config/spu/spu.c (spu_builtin_splats): Do not generate
12301 invalid CONST_VECTOR expressions.
12302 (spu_expand_vector_init): Likewise.
12304 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
12306 * optabs.c (libfunc_decls): New variable.
12307 (libfunc_decl_hash, libfunc_decl_eq): New functions.
12308 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
12309 for the same function twice.
12311 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
12313 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
12314 ix86_expand_binary_operator directly.
12315 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
12317 (*ashrti3_1): Ditto.
12318 (*lshrti3_1): Ditto.
12319 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
12320 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
12321 using only one splitter. Conditionaly execute splitter before or
12322 after peephole2 pass.
12323 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
12324 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
12325 Use only one alternative in asm template.
12326 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
12328 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
12329 "J" operand constraint for operand 2.
12330 (*ashldi3_cconly_rex64): Ditto.
12331 (*ashrdi3_cmp_rex64): Ditto.
12332 (*ashrdi3_cconly_rex64): Ditto.
12333 (*lshrdi3_cmp_rex64): Ditto.
12334 (*lshrdi3_cconly_rex64): Ditto.
12335 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
12336 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
12337 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
12340 2008-06-27 Jakub Jelinek <jakub@redhat.com>
12342 * gimplify.c (omp_is_private): Don't return true if decl is not
12343 already private on #pragma omp for or #pragma omp parallel for.
12346 * tree-cfg.c (struct move_stmt_d): Replace block field with
12347 orig_block and new_block fields.
12348 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
12349 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
12350 (move_block_to_fn): Replace vars_map and new_label_map arguments
12351 with struct move_stmt_d pointer.
12352 (replace_block_vars_by_duplicates): New function.
12353 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
12354 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
12355 all subblocks of ORIG_BLOCK to the new function. Call
12356 replace_block_vars_by_duplicates.
12357 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
12358 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
12359 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
12360 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
12361 (expand_omp): Temporarily set input_location to the location of
12362 region's controlling stmt.
12363 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
12364 BIND_EXPR, push ctx->block_vars and gimplification vars into
12365 the BIND_EXPR and its block's BLOCK_VARS instead of directly
12366 into dest function.
12367 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
12368 there are any BLOCK_VARS.
12369 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
12370 OMP_PARALLEL or OMP_TASK stmt.
12371 (lower_omp): Save and restore input_location around the lower_omp_1
12374 2008-06-27 Richard Guenther <rguenther@suse.de>
12376 PR tree-optimization/36400
12377 PR tree-optimization/36373
12378 PR tree-optimization/36344
12379 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
12380 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
12381 (update_alias_info): Remove call clobbering code.
12382 (make_constraint_to): New helper function.
12383 (make_escape_constraint): Likewise.
12384 (handle_rhs_call): Use it on all pointer containing arguments.
12385 Also mark the static chain escaped.
12386 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
12387 instead of ANYTHING.
12388 (make_constraint_from): New helper split out from ...
12389 (make_constraint_from_anything): ... here.
12390 (find_func_aliases): Add constraints for escape sites.
12391 (intra_create_variable_infos): Make constraints from NONLOCAL
12393 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
12395 (clobber_what_p_points_to): Remove.
12396 (clobber_what_escaped): New function.
12397 (init_base_vars): Init NONLOCAL and ESCAPED.
12398 (do_sd_constraint): Do not propagate the solution from ESCAPED
12399 but use ESCAPED as a placeholder.
12400 (solve_graph): Likewise.
12401 * tree-flow.h (clobber_what_p_points_to): Remove.
12402 (clobber_what_escaped): Declare.
12403 * tree-ssa-alias.c (set_initial_properties): Call it.
12404 Remove code clobbering escaped pointers.
12406 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12408 * function.c (allocate_struct_function): Only allocate a unique
12409 funcdef_no if the decl is nonzero.
12411 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12413 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
12414 * config/mips/mips.c (mips_split_const_insns): New function.
12415 * config/mips/mips.md (move_type): New attribute.
12416 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
12417 (dword_mode): New attribute.
12418 (type): Avoid long line. Map "move_type"s to "type"s,
12419 choosing "multi" for doubleword moves if appropriate.
12420 Swap MTC/MFC comments to match their declaration order.
12421 (extended_mips16): Default to "yes" if "move_type" is "sll0",
12422 "type" is "branch" or "jal" is "direct".
12423 (length): Handle "extended_mips16" first. Make the default
12424 "0" for "ghost" instructions. Set the length from "move_type".
12425 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
12426 of "type", with "sll0" for the register alternative. Remove the
12427 "extended_mips16" attribute.
12428 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
12429 of "type", with "shift_shift" for the register alternative.
12430 Remove the "length" attribute.
12431 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
12432 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
12433 of "type", with "andi" for the register alternative.
12434 (*zero_extendqihi2): Likewise.
12435 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
12436 of "andi" instead of a "type" of "arith".
12437 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
12439 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
12440 (mov_<store>r, *mov<mode>_ra): Likewise.
12441 (extendsidi2): Use "move_type" instead of "type", with "move"
12442 for the register alternative.
12443 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
12444 of "type", with "signext" for the register alternative.
12445 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
12446 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
12447 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
12448 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
12449 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
12450 (unnamed branch insn): Likewise.
12451 (*movdi_gp32_fp64): Fold into...
12452 (*movdi_32bit): ...here.
12453 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
12454 (*movdf_hardfloat): ...this new pattern.
12455 (*movdf_softfloat): Remove redundant FPR alternatives.
12456 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
12457 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
12458 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
12459 the "move" attribute.
12460 (*movdi_32bit): Use "move_type" instead of "type" and remove the
12461 "length" attribute. Use "fpload" and "fpstore" instead of "load"
12462 and "store" for COP loads and stores.
12463 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
12464 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
12465 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
12466 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
12467 (*movtf_mips16, *movv2sf): Likewise.
12468 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
12469 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
12470 (mfhc1<mode>): Use "move_type" instead of "move".
12471 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
12472 (loadgp_blockage): Remove the "length" attribute.
12473 (blockage, set_got_version, update_got_version): Likewise.
12474 (call_internal): Remove the "extended_mips16" attribute.
12475 (call_value_internal, call_value_multiple_internal): Likewise.
12476 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
12478 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
12479 the "length" attribute.
12481 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12483 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
12484 -Wcast-qual warnings.
12485 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
12486 handle_pragma_pop_macro): Likewise.
12487 * collect2.c (resolve_lib_name): Likewise.
12488 * config/arc/arc.c (arc_init): Likewise.
12489 * config/arm/arm.c (neon_builtin_compare,
12490 locate_neon_builtin_icode): Likewise.
12491 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
12492 * config/bfin/bfin.c (bfin_init_machine_status,
12493 bfin_optimize_loop): Likewise.
12494 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
12495 * config/cris/cris.c (cris_init_expanders): Likewise.
12496 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
12497 * config/darwin.c (machopic_indirection_eq,
12498 machopic_indirection_name, machopic_output_indirection): Likewise.
12499 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
12500 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
12501 frv_optimize_membar): Likewise.
12502 * config/i386/cygwin.h (mingw_scan,
12503 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
12504 * config/i386/cygwin1.c (mingw_scan): Likewise.
12505 * config/i386/i386.c (machopic_output_stub): Likewise.
12506 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
12507 i386_pe_unique_section): Likewise.
12508 * config/ia64/ia64.c (ia64_init_machine_status,
12509 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
12511 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
12512 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
12513 * config/m68k/m68k.c (m68k_handle_option,
12514 m68k_sched_md_init_global): Likewise.
12515 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
12516 mcore_unique_section): Likewise.
12517 * config/mips/mips.c (mips_block_move_straight,
12518 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
12520 * config/mmix/mmix.c (mmix_init_machine_status,
12521 mmix_encode_section_info): Likewise.
12522 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
12523 * config/rs6000/rs6000.c (rs6000_init_machine_status,
12524 print_operand_address, output_toc, redefine_groups,
12525 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
12526 * config/s390/s390.c (s390_init_machine_status): Likewise.
12527 * config/score/score.c (score_block_move_straight,
12528 score_block_move_loop_body): Likewise.
12529 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
12530 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
12531 * emit-rtl.c (find_auto_inc): Likewise.
12532 * gcc.c (translate_options, process_command): Likewise.
12533 * reorg.c (dbr_schedule): Likewise.
12534 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
12535 * xcoffout.c (xcoffout_declare_function): Likewise.
12537 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
12539 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
12540 ipa-pta working again.
12542 2008-06-27 David Edelsohn <edelsohn@gnu.org>
12544 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
12547 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
12549 * config.gcc (powerpc*-*-*): Add new core e500mc.
12550 * config/rs6000/e500mc.md: New file.
12551 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12553 (rs6000_override_options): Add e500mc case to
12554 processor_target_table. Altivec and Spe options not allowed
12555 with e500mc. Add isel instruction to e500mc by
12556 default. Initialize rs6000_cost for e500mc.
12557 (rs6000_issue_rate): Set issue rate for e500mc.
12558 * config/rs6000/rs6000.h (processor_type): Add
12559 PROCESSOR_PPCE500MC.
12560 (ASM_CPU_SPEC): Add e500mc.
12561 Set TARGET_ISEL to rs6000_isel.
12562 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
12563 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
12564 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
12566 * doc/invoke.texi: Add e500mc to list of cpus.
12568 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12571 * c-lex.c (lex_charconst): Initialize unsignedp.
12573 2008-06-27 Olivier Hainque <hainque@adacore.com>
12575 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
12576 documented assumptions.
12578 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
12580 * dwarf2out.c: Remove trailing white spaces. Break long line
12583 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
12585 * libfuncs.h (LTI_synchronize): New libfunc_index.
12586 (synchronize_libfunc): Declare.
12587 * builtins.c (expand_builtin_synchronize): Consider using
12588 synchronize_libfunc before falling back on an asm blockage.
12589 * config/mips/mips.c: Include libfuncs.h
12590 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
12592 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
12594 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
12595 parameter. Copy stack_reg to r11 where appropriate.
12596 (no_global_regs_above): Add gpr parameter.
12597 (rs6000_stack_info): Only add padding for SPE save area if we
12598 are saving SPE GPRs and CR.
12599 (saveres_routine_syms): New variable.
12600 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
12602 (rs6000_savres_routine_sym): New function.
12603 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
12605 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
12606 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
12607 Tweak FPR out-of-line saving.
12608 (rs6000_make_savres_rtx): New function.
12609 (rs6000_use_multiple_p): New function.
12610 (rs6000_savres_strategy): New function.
12611 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
12612 out-of-line if appropriate.
12613 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
12614 if we are optimizing for size.
12615 (GP_SAVE_INLINE): Define.
12616 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
12617 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
12618 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
12619 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
12620 (*save_fpregs_<mode>): Add use of r11.
12621 (*restore_gpregs_<mode>): New insn.
12622 (*return_and_restore_gpregs_<mode>): New insn.
12623 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
12625 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
12626 (*restore_gpregs_spe): New insn.
12627 (*return_and_restore_gpregs_spe): New insn.
12628 * config/rs6000/predicates.md (save_world_operation): Fix check.
12630 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12632 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
12633 this point, so assert that.
12635 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12637 * cfganal.c: Include vec.h and vecprim.h.
12638 (compute_idf): Import from...
12639 * tree-into-ssa (compute_idf): ...here.
12640 * basic-block.h (compute_idf): Export.
12642 2008-06-26 Joseph Myers <joseph@codesourcery.com>
12644 * c-decl.c (merge_decls): Use !current_function_decl to check for
12645 extern declaration of C99 inline function being at file scope.
12647 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
12649 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
12651 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12653 * alias.c (record_alias_subset, init_alias_analysis): Fix
12654 -Wc++-compat and/or -Wcast-qual warnings.
12655 * attribs.c (lookup_attribute_spec): Likewise.
12656 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
12657 copy_bb, connect_traces,
12658 find_rarely_executed_basic_blocks_and_cr): Likewise.
12659 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
12660 note_btr_set, migrate_btr_defs): Likewise.
12661 * builtins.c (result_vector, expand_builtin_memcpy,
12662 expand_builtin_mempcpy_args, expand_builtin_strncpy,
12663 builtin_memset_read_str, expand_builtin_printf,
12664 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
12666 * caller-save.c (mark_set_regs): Likewise.
12667 * calls.c (expand_call, emit_library_call_value_1): Likewise.
12668 * cgraph.c (cgraph_edge): Likewise.
12669 * combine.c (likely_spilled_retval_1): Likewise.
12670 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
12671 htab_counts_entry_del, get_coverage_counts): Likewise.
12672 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
12673 new_cselib_val): Likewise.
12674 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
12675 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
12677 * df-core.c (df_compact_blocks): Likewise.
12678 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
12679 * df-scan.c (df_grow_reg_info, df_ref_create,
12680 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
12681 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
12682 df_record_entry_block_defs, df_record_exit_block_uses,
12683 df_bb_verify): Likewise.
12684 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
12685 DF_REF_EXTRACT_MODE_CONST): New.
12686 * dominance.c (get_immediate_dominator, get_dominated_by,
12687 nearest_common_dominator, root_of_dom_tree,
12688 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
12689 -Wc++-compat and/or -Wcast-qual warnings.
12690 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
12691 record_store, replace_read, check_mem_read_rtx, scan_insn,
12692 dse_step1, dse_record_singleton_alias_set): Likewise.
12693 * dwarf2asm.c (dw2_force_const_mem): Likewise.
12695 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12697 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
12698 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
12699 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
12700 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
12701 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
12702 add_ranges_num, add_ranges_by_labels, file_info_cmp,
12703 file_name_acquire, output_file_names, add_const_value_attribute,
12704 premark_used_types_helper, file_table_eq, file_table_hash,
12705 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
12706 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
12707 -Wcast-qual warnings.
12708 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
12709 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
12710 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
12711 gen_reg_rtx, start_sequence, init_emit): Likewise.
12712 * et-forest.c (et_new_occ, et_new_tree): Likewise.
12713 * except.c (init_eh_for_function, gen_eh_region,
12714 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
12715 arh_to_landing_pad, arh_to_label, add_action_record,
12716 add_call_site, switch_to_exception_section): Likewise.
12717 * expmed.c (synth_mult): Likewise.
12718 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
12719 store_expr): Likewise.
12720 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
12722 * function.c (assign_stack_temp_for_type,
12723 allocate_struct_function, match_asm_constraints_1): Likewise.
12724 * gcov-io.c (gcov_allocate): Likewise.
12725 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
12726 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
12727 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
12728 record_one_set, insert_expr_in_table, insert_set_in_table,
12729 dump_hash_table, compute_hash_table_work, alloc_hash_table,
12730 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
12731 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
12732 -Wcast-qual warnings.
12734 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12736 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
12737 -Wcast-qual warnings.
12738 * gcc.c (process_command): Likewise.
12739 * genattrtab.c (oballoc): Use XOBNEW.
12740 (oballocvec): Define.
12741 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
12742 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
12743 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
12744 -Wc++-compat and/or -Wcast-qual warnings.
12745 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
12746 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
12747 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
12748 gen_presence_absence_set, gen_automaton, gen_regexp_el,
12749 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
12750 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
12751 add_excls, process_presence_absence_names,
12752 process_presence_absence_patterns, add_presence_absence,
12753 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
12754 get_free_state, add_arc, get_free_automata_list_el,
12755 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
12756 transform_3, cache_presence, create_ainsns, create_automata,
12757 create_state_ainsn_table, dfa_insn_code_enlarge,
12758 output_trans_func, output_min_issue_delay_func,
12759 output_dead_lock_func, output_reset_func,
12760 output_get_cpu_unit_code_func, output_dfa_start_func,
12761 expand_automata): Likewise.
12762 * genextract.c (gen_insn): Likewise.
12763 * gengtype-lex.l: Likewise.
12764 * gengtype.c (read_input_list, adjust_field_type,
12765 process_gc_options): Likewise.
12766 * genoutput.c (note_constraint): Likewise.
12767 * genpreds.c (mangle, add_constraint): Likewise.
12768 * genrecog.c (process_define_predicate, new_decision,
12769 add_to_sequence): Likewise.
12770 * gensupport.c (record_insn_name): Likewise.
12772 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12774 * config/i386/driver-i386.c (detect_caches_amd,
12775 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
12776 and/or -Wcast-qual warnings.
12777 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
12778 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
12779 gt_pch_save): Likewise.
12780 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
12781 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
12782 * global.c (compute_regsets): Likewise.
12783 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
12784 finish_graph_dump_file): Likewise.
12785 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
12786 unlink_bb_notes): Likewise.
12787 * integrate.c (get_hard_reg_initial_val): Likewise.
12788 * ipa-prop.c (ipa_push_func_to_list): Likewise.
12789 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
12790 * local-alloc.c (update_equiv_regs): Likewise.
12791 * loop-invariant.c (check_invariant_table_size,
12792 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
12794 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
12795 altered_reg_used, mark_altered): Likewise.
12796 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
12797 insert_var_expansion_initialization,
12798 combine_var_copies_in_loop_exit, apply_opt_in_copies,
12799 release_var_copies): Likewise.
12800 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
12801 analyze_matrix_decl, add_allocation_site, analyze_transpose,
12802 analyze_accesses_for_phi_node, check_var_notmodified_p,
12803 check_allocation_function, find_sites_in_func,
12804 record_all_accesses_in_func, transform_access_sites,
12805 transform_allocation_sites): Likewise.
12806 * omp-low.c (new_omp_region, create_omp_child_function_name,
12807 check_omp_nesting_restrictions, check_combined_parallel,
12808 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
12809 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
12810 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
12811 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
12813 * opts-common.c (prune_options): Likewise.
12814 * opts.c (add_input_filename, print_filtered_help,
12815 get_option_state): Likewise.
12816 * params.c (add_params): Likewise.
12817 * passes.c (set_pass_for_id, next_pass_1,
12818 do_per_function_toporder, pass_fini_dump_file): Likewise.
12819 * postreload.c (reload_cse_simplify_operands): Likewise.
12820 * predict.c (tree_predicted_by_p, tree_predict_edge,
12821 clear_bb_predictions, combine_predictions_for_bb): Likewise.
12823 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12825 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
12827 * recog.c (check_asm_operands, validate_change_1): Likewise.
12828 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
12829 subst_asm_stack_regs): Likewise.
12830 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
12831 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
12832 * regmove.c (reg_is_remote_constant_p): Likewise.
12833 * regrename.c (regrename_optimize, scan_rtx_reg,
12834 kill_clobbered_value, kill_set_value, kill_autoinc_value):
12836 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
12837 regstat_compute_calls_crossed): Likewise.
12838 * reload1.c (init_reload, new_insn_chain,
12839 has_nonexceptional_receiver, reload, copy_reloads,
12840 calculate_needs_all_insns, init_elim_table): Likewise.
12841 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
12842 * rtl.c (shallow_copy_rtx_stat): Likewise.
12843 * rtlanal.c (parms_set): Likewise.
12844 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
12845 sbitmap_resize, sbitmap_vector_alloc): Likewise.
12846 * sched-ebb.c (earliest_block_with_similiar_load,
12847 add_deps_for_risky_insns): Likewise.
12848 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
12849 schedule_region): Likewise.
12850 * see.c (eq_descriptor_pre_extension,
12851 hash_descriptor_pre_extension, hash_del_pre_extension,
12852 eq_descriptor_properties, hash_descriptor_properties,
12853 hash_del_properties, see_seek_pre_extension_expr,
12854 see_initialize_data_structures, see_print_register_properties,
12855 see_print_pre_extension_expr, see_delete_merged_def_extension,
12856 see_delete_unmerged_def_extension, see_emit_use_extension,
12857 see_pre_delete_extension, see_map_extension, see_commit_changes,
12858 see_analyze_merged_def_local_prop,
12859 see_analyze_merged_def_local_prop,
12860 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
12861 see_set_prop_merged_def, see_set_prop_unmerged_def,
12862 see_set_prop_unmerged_use, see_print_one_extension,
12863 see_merge_one_use_extension, see_merge_one_def_extension,
12864 see_store_reference_and_extension, see_update_uses_relevancy,
12865 see_update_defs_relevancy): Likewise.
12866 * statistics.c (hash_statistics_hash, hash_statistics_eq,
12867 hash_statistics_free, curr_statistics_hash): Likewise.
12868 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
12869 expand_asm_operands, expand_return, case_bit_test_cmp,
12870 expand_case): Likewise.
12871 * stor-layout.c (start_record_layout): Likewise.
12872 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
12873 gt_pch_save_stringpool): Likewise.
12874 * tree-data-ref.c (hash_stmt_vertex_info,
12875 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
12876 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
12878 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
12881 * config/i386/i386.md : Change constraints of HImode and QImode
12882 immediate operands from "i" to "n". Change SImode "ni" constraint to
12883 "i" and SImode "rmi" constraint to "g". Remove all constraints
12884 from const0_operand and const1_operand predicated operands.
12885 (i): Change QImode and HImode attribute from "i" to "n".
12886 (*subqi_2): Change HImode operands to QImode.
12889 2008-06-25 Olivier Hainque <hainque@adacore.com>
12891 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
12894 2008-06-25 Richard Guenther <rguenther@suse.de>
12896 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
12897 not overflow the result type.
12899 2008-06-25 Richard Guenther <rguenther@suse.de>
12901 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
12902 (vn_lookup): Likewise.
12904 2008-06-25 Richard Guenther <rguenther@suse.de>
12906 PR tree-optimization/35518
12907 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
12908 * tree-sra.c (instantiate_element): Use fold_build3 to build
12910 (try_instantiate_multiple_fields): Likewise.
12912 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12914 * config/rs6000/rs6000.md: Change all string instruction's clobber to
12917 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12919 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
12920 use_backchain_to_restore_sp to true
12921 if the offset of the link register save area would go over the 32k - 1
12922 offset limit of the load
12925 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
12927 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
12928 anchor for the type-punning blurb. Cross-reference "Structures
12929 unions enumerations and bit-fields implementation". Provide a
12930 cast-through-pointer example. Make final sentence self-contained.
12931 * doc/implement-c.texi (Structures unions enumerations and
12932 bit-fields implementation): Cross-reference the type-punning blurb
12933 in the -fstrict-aliasing documentation.
12935 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12937 PR middle-end/36594
12938 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
12939 the memory instead of the memory itself for the save area.
12941 2008-06-24 Olivier Hainque <hainque@adacore.com>
12942 Nicolas Roche <roche@adacore.com>
12944 * gengtype.c (srcdir_len): size_t instead of int.
12945 (get_file_realbasename): New function. For F a filename, the real
12946 basename of F, with all the path components stripped.
12947 (get_file_srcdir_relative_path): New function. For F a filename, the
12948 relative path to F from $(srcdir).
12949 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
12950 get_file_realbasename. Adjust the head comment.
12951 (get_prefix_langdir_index): New function. For F a filename, return the
12952 lang_dir_names[] relative index of the language directory that is
12954 (get_file_langdir): For F a filename, return the name of the language
12955 directory where F is located.
12956 (get_file_gtfilename): New function. The gt- output file name for an
12958 (get_output_file_with_visibility): Replace in-line computations with
12959 uses of get_file_gtfilename and get_prefix_langdir_index.
12960 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
12962 2008-06-24 Jakub Jelinek <jakub@redhat.com>
12964 PR tree-optimization/36504
12965 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
12966 references without base address.
12968 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12970 PR middle-end/36584
12971 * calls.c (expand_call): Increase alignment for recursive functions.
12973 2008-06-23 Anatoly Sokolov <aesok@post.ru>
12975 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
12976 (TARGET_FUNCTION_VALUE): New define.
12977 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
12978 * config/avr/avr.h (FUNCTION_VALUE): Remove.
12980 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12982 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
12983 (fmod<mode>3): Ditto.
12984 (remainderxf3): Ditto.
12985 (remainder<mode>3): Ditto.
12987 2008-06-23 Jakub Jelinek <jakub@redhat.com>
12990 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
12991 REG is a hard register.
12993 PR tree-optimization/36508
12994 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
12995 499, don't check it at all in release compilers.
12997 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12999 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
13000 together with SSE_TARGET_MATH to disable insn pattern.
13001 (*fop_<MODEF:mode>_2_i387): Ditto.
13002 (*fop_<MODEF:mode>_3_i387): Ditto.
13004 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
13006 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
13008 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13010 PR middle-end/34906
13011 * gimplify.c (gimplify_asm_expr): Check the return code of
13012 parse_output_constraint call, set function return and is_inout
13013 value if it failed.
13015 2008-06-22 Ian Lance Taylor <iant@google.com>
13017 * c-lex.c (narrowest_unsigned_type): Change itk to int.
13018 (narrowest_signed_type): Likewise.
13019 * c-typeck.c (c_common_type): Change local variable mclass to enum
13021 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
13022 tcc_comparison, not the tree code itself.
13023 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
13024 (c_expand_expr): Cast modifier to enum expand_modifier.
13025 * c-common.h (C_RID_CODE): Add casts.
13026 (C_SET_RID_CODE): Define.
13027 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
13028 (c_lex_one_token): Add cast to avoid warning.
13029 (c_parser_objc_type_name): Rename local typename to type_name.
13030 (check_no_duplicate_clause): Change code parameter to enum
13032 (c_parser_omp_var_list_parens): Change kind parameter to enum
13034 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
13035 c_parser_omp_list_var_parens.
13036 (c_parser_omp_threadprivate): Likewise.
13037 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
13038 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
13039 * c-format.c (NO_FMT): Define.
13040 (printf_length_specs): Use NO_FMT.
13041 (asm_fprintf_length_specs): Likewise.
13042 (gcc_diag_length_specs): Likewise.
13043 (scanf_length_specs): Likewise.
13044 (strfmon_length_specs): Likewise.
13045 (gcc_gfc_length_specs): Likewise.
13046 (printf_flag_specs): Change 0 to STD_C89.
13047 (asm_fprintf_flag_specs): Likewise.
13048 (gcc_diag_flag_specs): Likewise.
13049 (gcc_cxxdiag_flag_specs): Likewise.
13050 (scanf_flag_specs): Likewise.
13051 (strftime_flag_specs): Likewise.
13052 (strfmon_flag_specs): Likewise.
13053 (print_char_table): Likewise.
13054 (asm_fprintf_char_table): Likewise.
13055 (gcc_diag_char_table): Likewise.
13056 (gcc_tdiag_char_table): Likewise.
13057 (gcc_cdiag_char_table): Likewise.
13058 (gcc_cxxdiag_char_table): Likewise.
13059 (gcc_gfc_char_table): Likewise.
13060 (scan_char_table): Likewise.
13061 (time_char_table): Likewis.
13062 (monetary_char_table): Likewise.
13063 * c-format.h (BADLEN): Likewise.
13065 2008-06-21 Ian Lance Taylor <iant@google.com>
13067 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
13068 Define END_OF_BASE_TREE_CODES around inclusion.
13069 * tree.c (tree_code_type): New global array.
13070 (tree_code_length, tree_code_name): Likewise.
13071 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
13072 $(lang_tree_files).
13073 (all-tree.def, s-alltree): New targets.
13074 (gencheck.h, s-gencheck): Remove.
13075 (tree.o): Depend upon all-tree.def.
13076 (build/gencheck.o): Remove gencheck.h dependency.
13077 (mostlyclean): Don't remove gencheck.h.
13078 * c-common.h (enum c_tree_code): Remove.
13079 * c-lang.c (tree_code_type): Remove.
13080 (tree_code_length, tree_code_name): Remove.
13081 * gencheck.c (tree_codes): Include all-tree.def, rather than
13082 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
13084 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
13086 * cp/cp-tree.h (enum cplus_tree_code): Remove.
13087 (operator_name_info): Size to MAX_TREE_CODES.
13088 (assignment_operator_name_info): Likewise.
13089 * cp/cp-lang.c (tree_code_type): Remove.
13090 (tree_code_length, tree_code_name): Remove.
13091 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
13092 (assignment_operator_name_info): Likewise.
13093 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
13095 * cp/mangle.c (write_expression): Likewise.
13096 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
13097 * fortran/f95-lang.c (tree_code_type): Remove.
13098 (tree_code_length, tree_code_name): Remove.
13099 * java/java-tree.h (enum java_tree_code): Remove.
13100 * java/lang.c (tree_code_type): Remove.
13101 (tree_code_length, tree_code_name): Remove.
13102 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
13103 * objc/objc-act.h (enum objc_tree_code): Remove.
13104 * objc/objc-lang.c (tree_code_type): Remove.
13105 (tree_code_length, tree_code_name): Remove.
13106 * objcp/objcp-lang.c (tree_code_type): Remove.
13107 (tree_code_length, tree_code_name): Remove.
13108 * ada/ada-tree.h (enum gnat_tree_code): Remove.
13109 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
13110 * ada/misc.c (tree_code_type): Remove.
13111 (tree_code_length, tree_code_name): Remove.
13113 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
13115 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
13116 the grand_bitmap_obstack.
13118 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13120 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
13121 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
13122 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
13123 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
13124 move_stmt_r, new_label_mapper): Likewise.
13125 * tree-complex.c (cvc_lookup): Likewise.
13126 * tree-dfa.c (create_function_ann): Likewise.
13127 * tree-dump.c (dump_register): Likewise.
13128 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
13129 find_phi_replacement_condition): Likewise.
13130 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
13131 tree_function_versioning): Likewise.
13132 * tree-into-ssa.c (cmp_dfsnum): Likewise.
13133 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
13134 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
13135 get_nonlocal_debug_decl, convert_nonlocal_reference,
13136 convert_nonlocal_omp_clauses, get_local_debug_decl,
13137 convert_local_reference, convert_local_omp_clauses,
13138 convert_nl_goto_reference, convert_nl_goto_receiver,
13139 convert_tramp_reference, convert_call_expr): Likewise.
13140 * tree-outof-ssa.c (contains_tree_r): Likewise.
13141 * tree-parloops.c (reduction_phi, initialize_reductions,
13142 eliminate_local_variables_1, add_field_for_reduction,
13143 add_field_for_name, create_phi_for_local_result,
13144 create_call_for_reduction_1, create_loads_for_reductions,
13145 create_stores_for_reduction, create_loads_and_stores_for_name):
13147 * tree-phinodes.c (allocate_phi_node): Likewise.
13148 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
13149 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
13150 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
13151 * tree-ssa-coalesce.c (compare_pairs): Likewise.
13152 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
13153 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
13154 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
13155 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
13156 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
13157 vn_nary_op_insert): Likewise.
13158 * tree-ssa.c (redirect_edge_var_map_add,
13159 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
13160 * tree-vectorizer.c (vectorize_loops): Likewise.
13161 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
13162 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
13163 tree_cons_stat, build1_stat, build_variant_type_copy,
13164 decl_init_priority_lookup, decl_fini_priority_lookup,
13165 decl_priority_info, decl_restrict_base_lookup,
13166 decl_restrict_base_insert, decl_debug_expr_lookup,
13167 decl_debug_expr_insert, decl_value_expr_lookup,
13168 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
13169 type_hash_add, get_file_function_name, tree_check_failed,
13170 tree_not_check_failed, tree_range_check_failed,
13171 omp_clause_range_check_failed, build_omp_clause,
13172 build_vl_exp_stat): Likewise.
13173 * value-prof.c (gimple_histogram_value,
13174 gimple_duplicate_stmt_histograms): Likewise.
13175 * var-tracking.c (attrs_list_insert, attrs_list_copy,
13176 unshare_variable, variable_union_info_cmp_pos, variable_union,
13177 dataflow_set_different_1, dataflow_set_different_2,
13178 vt_find_locations, variable_was_changed, set_variable_part,
13179 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
13180 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
13181 section_entry_hash, object_block_entry_eq,
13182 object_block_entry_hash, create_block_symbol,
13183 initialize_cold_section_name, default_function_rodata_section,
13184 strip_reg_name, set_user_assembler_name, const_desc_eq,
13185 build_constant_desc, output_constant_def, lookup_constant_def,
13186 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
13187 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
13188 default_internal_label): Likewise.
13189 * varray.c (varray_init, varray_grow): Likewise.
13190 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
13192 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
13194 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
13195 operators for "test" insn. Macroize insn using SWI mode macro.
13196 (*jcc_fused_2): Ditto.
13197 (*jcc_fused_3): Macroize insn using SWI mode macro.
13198 (*jcc_fused_4): Ditto.
13200 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
13202 * tree-ssa-pre.c: Fix typo in comment.
13203 (init_antic, fini_antic): Add explicit funtions for
13204 initializing and deinitializing ANTIC and AVAIL sets.
13205 (create_expression_by_pieces): Fix typo in comment.
13206 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
13207 (execute_pre): Eventually dump details about ANTIC_IN.
13209 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13211 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
13212 * gcc.c (translate_options, init_spec, store_arg, read_specs,
13213 add_to_obstack, file_at_path, find_a_file, execute,
13214 add_preprocessor_option, add_assembler_option, add_linker_option,
13215 process_command, insert_wrapper, do_option_spec, do_self_spec,
13216 spec_path, do_spec_1, is_directory, main, used_arg,
13217 getenv_spec_function): Likewise.
13218 * tlink.c (symbol_hash_lookup, file_hash_lookup,
13219 demangled_hash_lookup, symbol_push, file_push, frob_extension):
13222 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13224 * doc/rtl.texi: Updated subreg section.
13226 2008-06-19 Jakub Jelinek <jakub@redhat.com>
13229 * cgraphunit.c (cgraph_process_new_functions): Don't clear
13230 node->needed and node->reachable.
13231 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
13232 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
13233 (expand_task_call): Don't call expand_task_copyfn.
13234 (expand_task_copyfn): Renamed to...
13235 (finalize_task_copyfn): ... this.
13237 2008-06-19 Jan Hubicka <jh@suse.cz>
13239 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
13240 clobbering framepointer.
13242 2008-06-19 Jan Hubicka <jh@suse.cz>
13244 * tree-optimize.c (execute_early_local_optimizations): Set
13245 cgraph_state only at first invocation.
13247 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13249 * system.h (-Wc++-compat): Activate as a warning, no an error.
13251 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13253 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
13254 instead of "#" in insn asm template.
13255 (*jcc_fused_2): Ditto.
13257 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13259 * config/i386/i386.h (ix86_tune_indices)
13260 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
13261 (TARGET_FUSE_CMP_AND_BRANCH): New define.
13262 * config/i386/i386.md (*jcc_fused_1): New insn pattern
13263 (*jcc_fused_2): Ditto.
13264 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
13265 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
13266 (print operand): Handle 'E' and 'e' code.
13268 2008-06-19 Anatoly Sokolov <aesok@post.ru>
13270 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
13271 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13272 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13274 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
13276 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
13278 (cgraph_expand_function): Use local copy of decl.
13279 (cgraph_expand_all_functions): Remove redundant initialization of
13281 (cgraph_optimize): Reword internal_error message.
13283 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
13285 * arm-protos.h (arm_return_in_memory): Remove public
13286 arm_return_in_memory() prototype.
13287 * arm.c (arm_return_in_memory): Add static prototype, add target
13288 hook macro, change definition and comments.
13289 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
13291 2008-06-19 Ben Elliston <bje@au.ibm.com>
13293 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
13294 real.c: Remove references to IEEE 754R.
13295 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
13296 * doc/libgcc.texi (Decimal float library routines): Likewise.
13298 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13300 * targhooks.h (struct gcc_target): New member unwind_word_mode.
13301 (default_unwind_word_mode): Add prototype.
13302 * targhooks.c (default_unwind_word_mode): New function.
13303 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
13304 instead of word_mode.
13305 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
13306 (TARGET_INITIALIZER): Use it.
13308 * c-common.c (handle_mode_attribute): Support "unwind_word"
13310 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
13312 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
13313 word_mode to access SjLj_Function_Context member "data".
13314 (sjlj_emit_dispatch_table): Likewise. Also, perform type
13315 conversion from targetm.eh_return_filter_mode () to
13316 targetm.unwind_word_mode () if they differ.
13318 * builtin-types.def (BT_UNWINDWORD): New primitive type.
13319 (BT_FN_UNWINDWORD_PTR): New function type.
13320 (BT_FN_WORD_PTR): Remove.
13321 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
13322 * except.c (expand_builtin_extend_pointer): Convert pointer to
13323 targetm.unwind_word_mode () instead of word_mode.
13325 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
13326 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
13327 (spu_unwind_word_mode): New function.
13328 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
13329 (TARGET_UNWIND_WORD_MODE): Define.
13330 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
13332 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13334 * config/spu/spu.c (reg_align): Remove.
13335 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
13336 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
13337 (spu_split_store): Likewise.
13339 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
13341 * gcc/tree-vn.c: Fix typo in comment.
13343 2008-06-18 Jan Hubicka <jh@suse.cz>
13345 * cgraphunit.c (cgraph_optimize): Output debug info when doing
13346 toplevel reorder too.
13348 2008-06-18 Jan Hubicka <jh@suse.cz>
13350 * c-opts.c (c_common_post_options): PCH is not compatible with
13352 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
13353 -fno-toplevel-reorder by default now.
13355 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13357 PR documentation/30739
13358 * doc/install.texi (Prerequisites): Document dependency on awk.
13360 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
13361 Ian Lance Taylor <iant@google.com>
13363 PR rtl-optimization/35604
13364 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
13365 only want to change jump destinations, not eventual label comparisons.
13367 2008-06-16 Jan Hubicka <jh@suse.cz>
13369 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
13371 (cgraph_analyze_function): Likewise.
13373 2008-06-16 Jan Hubicka <jh@suse.cz>
13375 * cgraph.h (cgraph_mark_if_needed): New function.
13376 * cgraphunit.c (cgraph_mark_if_needed): New function.
13377 * c-decl.c (duplicate_decl): Use it.
13379 2008-06-16 Jan Hubicka <jh@suse.cz>
13381 * cgraph.c (cgraph_add_new_function): When in expansion state, do
13384 2008-06-16 Jan Hubicka <jh@suse.cz>
13386 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
13388 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
13389 Kazu Hirata <kazu@codesourcery.com>
13390 Maxim Kuvyrkov <maxim@codesourcery.com
13392 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
13393 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
13394 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
13395 EXTRA_SPEC_FUNCTIONS.
13396 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
13397 (DRIVER_SELF_SPECS): Adjust.
13398 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
13399 * config/mips/st.h, config/mips/t-st: New.
13400 * config/mips/driver-native.c, config/mips/x-native: New.
13401 * doc/invoke.texi (MIPS): Document 'native' value for -march and
13404 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13406 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
13408 (ISA_HAS_FP_CONDMOVE): New macro.
13409 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
13410 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
13411 (ISA_HAS_NMADD3_NMSUB3): New macro.
13412 * config/mips/mips.c (mips_rtx_costs): Update.
13413 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
13414 compiling for ST Loongson 2E/2F.
13415 (madd<mode>): Rename to madd4<mode>. Update.
13416 (madd3<mode>): New pattern.
13417 (msub<mode>): Rename to msub4<mode>. Update.
13418 (msub3<mode>): New pattern.
13419 (nmadd<mode>): Rename to nmadd4<mode>. Update.
13420 (nmadd3<mode>): New pattern.
13421 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
13422 (nmadd3<mode>_fastmath): New pattern.
13423 (nmsub<mode>): Rename to nmsub4<mode>. Update.
13424 (nmsub3<mode>): New pattern.
13425 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
13426 (nmsub3<mode>_fastmath): New pattern.
13427 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
13429 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
13431 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
13432 (DF_REF_INSN_INFO): New.
13433 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
13434 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
13435 with a NULL DF_REF_INSN_INFO.
13436 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
13438 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
13439 DF_INSN_INFO_EQ_USES): New.
13440 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
13441 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
13442 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
13443 * df-core.c: Update comment for above changes.
13444 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
13445 DF_INSN_UID_* macros.
13446 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
13447 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
13448 insn rtx. Update all callers.
13449 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
13450 df_ref_create_structure, df_insn_refs_collect): Likewise.
13451 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
13452 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
13453 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
13454 macros to access the insn refs.
13455 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
13456 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
13457 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
13458 for accessing the refs.
13459 (try_fwprop_subst): Likewise.
13460 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
13461 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
13462 for accessing the refs.
13463 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
13464 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
13465 to look at the insn refs.
13466 (record_uses): Likewise.
13467 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
13469 (mark_artificial_uses): Don't mark_insn for artificial refs.
13470 (mark_reg_rependencies): Likewise.
13472 * doc/rtl.texi: Remove documentation of ADDRESSOF.
13474 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13476 * configure: Regenerate.
13478 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13480 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
13481 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13482 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13484 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13486 * config/avr/avr.c (avr_mcu_t): Add attiny167.
13487 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13488 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13490 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13492 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
13493 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13494 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13496 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13498 * tree-ssa-sccvn.c: Fix format of comments.
13500 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13502 * cgraph.c: Remove unneeded forward declarations of eq_node()
13505 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
13507 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
13509 (see_update_relevancy): Likewise.
13510 * fwprop.c (try_fwprop_subst): Likewise.
13511 * rtlanal.c (noop_move_p): Likewise.
13512 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
13513 notes to non-existing libcall blocks.
13514 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
13516 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
13517 (dead_libcall_p): Remove.
13518 (delete_trivially_dead_insns): Don't use it.
13519 * web.c (union_defs): Remove comment about keeping nops.
13520 * gcse.c (hash_scan_insn): Don't take libcall pointers.
13521 (compute_hash_table_work): Don't track libcall notes.
13522 (do_local_cprop): Don't take libcall pointers. Don't update
13524 (adjust_libcall_notes): Deleted.
13525 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
13526 ever have existed in the first place).
13527 (replace_store_insn): Don't try to remove libcall notes.
13528 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
13529 (resolve_reg_notes): Don't call them.
13530 (resolve_simple_move): Likewise.
13531 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
13532 Don't remove REG_RETVAL notes.
13533 * emit-rtl.c (try_split): Don't update libcall notes.
13534 (emit_copy_of_insn_after): Dito.
13535 * cselib.c (cselib_current_insn_in_libcall): Remove.
13536 (cselib_process_insn): Don't set/clear it.
13537 (new_elt_loc_list): Don't record it.
13538 (cselib_init): Don't initialize it.
13539 * cselib.c (struct elt_loc_list): Remove in_libcall field.
13540 * loop-invariant.c (find_invariant_insn): Don't look for libcall
13542 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
13543 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
13544 (init_deps): Don't initialize it.
13545 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
13546 * combine.c (delete_noop_moves): Don't update libcall notes.
13547 (can_combine_p): Remove now pointless #if 0 block.
13548 (try_combine): Remove another obsolete #if 0 block.
13549 (distribute_notes): Don't distribute libcall notes.
13550 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
13551 * dce.c (libcall_dead_p): Remove.
13552 (delete_unmarked_insns): Don't handle libcall blocks.
13553 (preserve_libcall_for_dce): Remove.
13554 (prescan_insns_for_dce): Don't special-case libcall block insns.
13555 * reload1 (reload): Don't handle libcall notes.
13556 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
13559 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13561 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
13562 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13563 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13565 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13567 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
13568 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13569 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13571 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13573 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
13575 2008-06-16 Ira Rosen <irar@il.ibm.com>
13577 PR tree-optimization/36493
13578 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
13579 the arguments list. Use VECTYPE to create vector pointer.
13580 (vectorizable_store): Fail if accesses through a pointer to vectype
13581 do not alias the original memory reference operands.
13582 Call vect_create_data_ref_ptr without the removed argument.
13583 (vectorizable_load): Likewise.
13584 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
13587 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
13590 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
13591 reg_equiv_constant.
13593 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13595 * config/mips/loongson2ef.md: New file.
13596 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
13597 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
13598 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
13599 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
13600 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
13602 (loongson2ef.md): New include.
13603 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
13604 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
13605 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
13606 (loongson_gt_<mode>, loongson_extract_halfword)
13607 (loongson_insert_halfword_0, loongson_insert_halfword_2)
13608 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
13609 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
13610 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
13611 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
13612 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
13613 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
13614 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
13615 (vec_interleave_low<mode>): Define type attribute.
13616 * config/mips/mips.c (mips_ls2): New static variable.
13617 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
13618 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
13619 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
13620 Implement target scheduling hooks.
13621 (mips_multipass_dfa_lookahead): Update to handle tuning for
13623 (mips_sched_init): Initialize data for Loongson scheduling.
13624 (mips_ls2_variable_issue): New static function.
13625 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
13627 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
13628 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
13629 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
13630 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
13631 Handle ST Loongson 2E/2F cores.
13632 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
13634 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13636 * omp-low.c (extract_omp_for_data): Fix comment typo.
13639 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13641 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
13642 FIXME note about gcc/config.guess.
13643 * doc/options.texi (Option file format): Remove non-ASCII bytes.
13644 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
13645 * doc/cppopts.texi: Likewise.
13646 * doc/extend.texi: Likewise.
13647 * doc/gcc.texi: Likewise.
13648 * doc/gccint.texi: Likewise.
13649 * doc/gcov.texi: Likewise.
13650 * doc/gty.texi: Likewise.
13651 * doc/hostconfig.texi: Likewise.
13652 * doc/install.texi: Likewise.
13653 * doc/invoke.texi: Likewise.
13654 * doc/loop.texi: Likewise.
13655 * doc/makefile.texi: Likewise.
13656 * doc/md.texi: Likewise.
13657 * doc/passes.texi: Likewise.
13658 * doc/tm.texi: Likewise.
13659 * doc/tree-ssa.texi: Likewise.
13660 * doc/trouble.texi: Likewise.
13662 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
13663 Nathan Sidwell <nathan@codesourcery.com>
13664 Maxim Kuvyrkov <maxim@codesourcery.com>
13665 Richard Sandiford <rdsandiford@googlemail.com>
13667 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
13668 * config/mips/mips-protos.h (mips_expand_vector_init): New.
13669 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
13671 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
13672 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
13673 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
13675 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
13676 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
13677 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
13678 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
13679 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
13680 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
13681 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
13682 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
13683 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
13684 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
13685 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
13686 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
13687 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
13688 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
13689 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
13690 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
13691 (mips_builtins): Add Loongson builtins.
13692 (mips_loongson_2ef_bdesc): New.
13693 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
13694 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
13695 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
13696 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
13698 (mips_expand_vector_init): New.
13699 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
13700 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
13702 * config/mips/mips.md: Add unspec numbers for Loongson
13703 builtins. Include loongson.md.
13704 (MOVE64): Include Loongson vector modes.
13705 (SPLITF): Include Loongson vector modes.
13706 (HALFMODE): Handle Loongson vector modes.
13707 * config/mips/loongson.md: New.
13708 * config/mips/loongson.h: New.
13709 * config.gcc: Add loongson.h header for mips*-*-* targets.
13710 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
13712 2008-06-14 Joseph Myers <joseph@codesourcery.com>
13714 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
13715 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
13716 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
13717 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
13718 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
13719 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
13720 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
13721 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
13722 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
13723 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
13724 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
13725 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
13726 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
13727 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
13728 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
13729 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
13730 Remove use_fixproto=yes.
13731 (ia64*-*-hpux*): Remove comment about using fixproto.
13732 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
13734 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13736 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
13738 * configure: Regenerate.
13740 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
13742 PR middle-end/36520
13743 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
13744 before evaluating it.
13746 2008-06-13 Jakub Jelinek <jakub@redhat.com>
13749 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
13750 nested inline functions.
13751 (start_decl, start_function): Don't invert DECL_EXTERNAL
13752 for nested inline functions.
13754 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13756 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
13757 splits that must be made for correctness.
13759 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13761 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
13762 (AVAIL_NON_MIPS16): Likewise.
13763 (mips_builtin_description): Replace target_flags with a predicate.
13764 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
13765 (dspr2_32): New availability predicates.
13766 (MIPS_BUILTIN): New macro.
13767 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
13768 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
13769 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
13770 Replace the TARGET_FLAGS parameters with AVAIL parameters.
13771 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
13772 (mips_dsp_32only_bdesc): Merge into...
13773 (mips_builtins): ...this new array.
13774 (mips_bdesc_map, mips_bdesc_arrays): Delete.
13775 (mips_init_builtins): Update after above changes.
13776 (mips_expand_builtin_1): Merge into...
13777 (mips_expand_builtin): ...here and update after above changes.
13779 2008-06-12 Paul Brook <paul@codesourcery.com>
13781 * longlong.h (__arm__): Define count_leading_zeros.
13782 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
13783 (clzsi2, clzdi2): New functions.
13784 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
13785 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
13786 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
13787 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
13788 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
13789 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
13790 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
13791 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
13792 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
13793 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
13795 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
13797 * config/m68k/m68k.c (m68k_tune_flags): New.
13798 (override_options): Compute m68k_tune_flags.
13799 (MULL_COST, MULW_COST): Update for various variants of CFV2.
13800 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
13802 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13804 PR middle-end/36506
13805 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
13807 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13809 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
13810 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
13812 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13814 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
13815 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
13817 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13819 PR middle-end/36506
13820 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
13823 2008-06-12 Richard Guenther <rguenther@suse.de>
13825 PR tree-optimization/36345
13826 * tree-flow.h (struct ptr_info_def): Align escape_mask,
13827 add memory_tag_needed flag.
13828 (may_alias_p): Declare.
13829 * tree-ssa-alias.c (may_alias_p): Export.
13830 (set_initial_properties): Use memory_tag_needed flag.
13831 (update_reference_counts): Likewise.
13832 (reset_alias_info): Reset memory_tag_needed flag.
13833 (create_name_tags): Check memory_tag_needed flag.
13834 (dump_points_to_info_for): Dump it.
13835 * tree-ssa-structalias.c (struct variable_info): Remove
13836 directly_dereferenced flag.
13837 (new_var_info): Do not initialize it.
13838 (process_constraint_1): Do not set it.
13839 (update_alias_info): Set is_dereferenced flag.
13840 (set_uids_in_ptset): Use may_alias_p.
13841 (set_used_smts): Check memory_tag_needed flag.
13842 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
13843 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
13844 memory_tag_needed flag.
13845 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
13846 from broken design.
13848 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
13850 * config/i386/i386.c (ix86_compute_frame_layout): Disable
13851 red zone for w64 abi.
13852 (ix86_expand_prologue): Likewise.
13853 (ix86_force_to_memory): Likewise.
13854 (ix86_free_from_memory): Likewise.
13856 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
13859 * config/rs6000/rs6000.c (rs6000_override_options): Set
13860 rs6000_isel conditionally to the absence of comand line override.
13861 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13862 Remove duplicate rs6000_isel setting.
13863 * config/rs6000/eabispe.h: Ditto.
13865 2008-06-11 Richard Guenther <rguenther@suse.de>
13867 * alias.c (get_alias_set): Use the element alias-set for arrays.
13868 (record_component_aliases): For arrays and vectors do nothing.
13869 * c-common.c (strict_aliasing_warning): Handle the cases
13870 of alias set zero explicitly.
13871 * Makefile.in (dfp.o-warn): Add -Wno-error.
13873 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13875 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
13877 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
13878 tune_32 tune_64 to supported_defaults. Allow values not
13879 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
13880 x86_64. Do not override cpu_32 or cpu_64 values from target name.
13881 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
13882 with_cpu_64 to generic for 64-bit-supporting configurations, not
13883 with_cpu. Remove FIXMEs.
13884 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
13885 --with-arch-64, --with-tune-32, --with-tune-64): Document.
13886 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
13887 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
13888 arch_32 and arch_64.
13890 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
13891 Olivier Hainque <hainque@adacore.com>
13893 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
13894 Use DECL_SIZE_UNIT to retrieve the size of the field.
13896 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13898 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
13899 with function calls after declarations. Lay out
13900 neon_float_type_node before further use.
13902 2008-06-11 Richard Guenther <rguenther@suse.de>
13904 * tree-flow.h (may_point_to_global_var): Declare.
13905 * tree-ssa-alias.c (may_point_to_global_var): New function.
13906 * tree-ssa-sink.c (is_hidden_global_store): Use it.
13908 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
13910 * configure.ac: Teach that fido supports .debug_line.
13911 * configure: Regenerate.
13913 2008-06-10 Tom Tromey <tromey@redhat.com>
13915 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
13918 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13920 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
13921 (encode_decimal64, decode_decimal64, encode_decimal128,
13922 decode_decimal128): Reverse order of 32-bit parts of value if host
13923 and target endianness differ.
13925 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
13927 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
13928 Avoid division by 0.
13929 (tree_mod_pow2_value_transform): Likewise.
13930 (tree_ic_transform): Likewise.
13931 (tree_stringops_transform): Likewise.
13932 (tree_mod_subtract_transform): Likewise.
13933 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
13934 (copy_edges_for_bb): Likewise.
13935 (initialize_cfun): Likewise.
13937 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13939 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
13940 nonmemory_operand. Add "N" operand constraint.
13942 (*jcc_btdi_mask_rex64): New instruction and split pattern.
13943 (*jcc_btsi_mask): Ditto.
13944 (*jcc_btsi_mask_1): Ditto.
13946 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13948 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
13949 TYPE_CANONICAL for copied element type.
13951 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13954 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
13955 Add m_CORE2 and m_GENERIC.
13956 * config/i386/predicates.md (bt_comparison_operator): New predicate.
13957 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
13959 (*jcc_btdi_rex64): New instruction and split pattern.
13960 (*jcc_btsi): Ditto.
13961 (*jcc_btsi_1): Ditto.
13962 (*btsq): Fix Intel asm dialect operand order.
13966 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
13968 PR middle-end/36447
13969 * simplify-rtx.c (simplify_subreg): Add check for shift count
13972 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
13974 * doc/md.texi: Synchronize with later constraints.md change.
13975 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
13976 with a C implementation.
13977 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
13979 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
13980 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
13981 when moving to and from MD_REGNUM.
13982 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
13983 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
13984 Handle byte and halfword moves.
13985 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
13987 * config/mips/constraints.md (h): Turn into NO_REGS.
13988 (l, x): Update documentation.
13989 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
13990 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
13991 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
13992 (HILO): New mode iterator.
13994 (any_div): New code iterator.
13995 (u): Extend code attribute to div and udiv.
13996 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
13997 d_operand in the splitters. Remove redundant CONST_INT checks.
13998 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
13999 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
14000 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
14001 accordingly, using normal moves instead of unspecs to move LO into
14002 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
14003 (<u>mulsidi3): Handle expansion in C code.
14004 (<u>mulsidi3_32bit_internal): Rename to...
14005 (<u>mulsidi3_32bit): ...this.
14006 (<u>mulsidi3_32bit_r4000): Fix insn separator.
14007 (*<u>mulsidi3_64bit): Rename to...
14008 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
14009 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
14010 to set LO and HI to the multiplication result. Use a normal move
14011 for MFLO and an unspec for MFHI.
14012 (*<u>mulsidi3_64bit_parts): Replace with...
14013 (<u>mulsidi3_64bit_hilo): ...this new instruction.
14014 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
14015 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
14016 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
14017 instead of HI. Split the instruction into a separate multiplication
14018 and MFHI if !TARGET_FIX_R4000.
14019 (<su>muldi3_highpart): Likewise.
14020 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
14021 and the "=h" clobber.
14022 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
14023 (<u>mulditi3): New expander.
14024 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
14025 (madsi): Remove "=h" clobber.
14026 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
14027 Force the modulus result to be a GPR and split the instruction into
14028 a division followed by an MFHI after reload.
14029 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
14030 (*lea_high64): Use d_operand in the define_peephole2. Likewise
14031 the MIPS16 HIGH define_split.
14032 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
14033 of acc<->gpr moves to "multi".
14034 (*movdi_64bit): Replace the single "x" alternative with
14035 alternatives for moving into and out of "a".
14036 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
14037 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
14038 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
14039 Use d_operand in the splitters. Remove redundant CONST_INT checks.
14040 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
14041 (movti): New expander.
14042 (*movti, *movti_mips16): New insns.
14043 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
14044 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
14045 (mthi<GPR:mode>_<HILO:mode>): Likewise.
14046 * config/mips/predicates.md (fpr_operand): Delete.
14047 (d_operand): New predicate.
14049 2008-06-09 Michael Meissner <michael.meissner@amd.com>
14051 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
14052 failure on some Bourne shells.
14053 (x86_64-*-*): Ditto.
14055 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
14057 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
14059 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
14061 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
14062 (sparc-sun-solaris2*): Likewise.
14064 2008-06-09 Arnaud Charlet <charlet@adacore.com
14066 * doc/install.texi: Update requirements to build the Ada compiler.
14068 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
14070 * df-scan.c (struct df_scan_problem_data): Remove the
14071 mw_link_pool alloc pool.
14072 (df_scan_free_internal): Don't free it.
14073 (df_scan_alloc): Don't allocate it.
14074 * df.h (struct df_link): Update comment.
14076 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
14078 * except.h: Correct checks for when SJLJ exceptions must be used.
14080 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14082 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
14085 2008-06-08 Joseph Myers <joseph@codesourcery.com>
14087 PR tree-optimization/36218
14088 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
14089 configure for the build system.
14090 (BUILD_LDFLAGS): Define.
14091 * configure: Regenerate.
14092 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
14094 2008-07-08 Anatoly Sokolov <aesok@post.ru>
14097 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
14098 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
14099 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
14101 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
14103 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
14105 2008-06-07 Joseph Myers <joseph@codesourcery.com>
14107 * config.gcc (Obsolete configurations): Remove list of
14109 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
14110 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
14111 targets matched by those patterns.
14112 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
14113 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
14114 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
14115 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
14116 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
14117 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
14118 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
14119 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
14120 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
14121 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
14122 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
14123 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
14124 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
14125 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
14126 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
14127 Make code for Solaris 7 and greater unconditional for Solaris.
14128 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
14129 Remove --with-* handling.
14130 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
14131 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
14132 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
14133 LINK_OS_WINDISS_SPEC): Remove.
14134 * config/rs6000/sysv4.opt (mwindiss): Remove.
14135 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
14136 * configure: Regenerate.
14137 * doc/cpp.texi: Don't mention BeOS.
14138 * doc/extend.texi (interrupt): Don't mention MS1.
14139 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
14140 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
14141 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
14142 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
14143 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
14145 * doc/invoke.texi (MT Options): Remove.
14146 (-mwindiss): Remove.
14147 (CRIS Options): Remove cris-axis-aout references.
14148 (HPPA Options): Don't mention hppa1.1-*-pro.
14149 * doc/md.texi: (MorphoTech family): Remove.
14150 * libgcc2.c: Don't handle UWIN.
14151 * config/alpha/t-unicosmk: Remove.
14152 * config/alpha/unicosmk.h: Remove.
14153 * config/arm/kaos-arm.h: Remove.
14154 * config/arm/kaos-strongarm.h: Remove.
14155 * config/arm/strongarm-coff.h: Remove.
14156 * config/arm/strongarm-elf.h: Remove.
14157 * config/arm/strongarm-pe.h: Remove.
14158 * config/arm/t-strongarm-pe: Remove.
14159 * config/arm/t-xscale-coff: Remove.
14160 * config/arm/t-xscale-elf: Remove.
14161 * config/arm/xscale-coff.h: Remove.
14162 * config/arm/xscale-elf.h: Remove.
14163 * config/chorus.h: Remove.
14164 * config/cris/aout.h: Remove.
14165 * config/cris/aout.opt: Remove.
14166 * config/cris/t-aout: Remove.
14167 * config/i386/beos-elf.h: Remove.
14168 * config/i386/kaos-i386.h: Remove.
14169 * config/i386/ptx4-i.h: Remove.
14170 * config/i386/sco5.h: Remove.
14171 * config/i386/sco5.opt: Remove.
14172 * config/i386/sysv4-cpp.h: Remove.
14173 * config/i386/sysv5.h: Remove.
14174 * config/i386/t-beos: Remove.
14175 * config/i386/t-sco5: Remove.
14176 * config/i386/t-uwin: Remove.
14177 * config/i386/uwin.asm: Remove.
14178 * config/i386/uwin.h: Remove.
14179 * config/kaos.h: Remove.
14180 * config/mips/windiss.h: Remove.
14181 * config/mt: Remove directory.
14182 * config/pa/pa-osf.h: Remove.
14183 * config/pa/pa-pro-end.h: Remove.
14184 * config/pa/t-pro: Remove.
14185 * config/ptx4.h: Remove.
14186 * config/rs6000/beos.h: Remove.
14187 * config/rs6000/kaos-ppc.h: Remove.
14188 * config/rs6000/t-beos: Remove.
14189 * config/rs6000/windiss.h: Remove.
14190 * config/sh/kaos-sh.h: Remove.
14191 * config/sol2-6.h: Remove.
14192 * config/sparc/sol26-sld.h: Remove.
14193 * config/sparc/sysv4-only.h: Remove.
14194 * config/vax/bsd.h: Remove.
14195 * config/vax/t-memfuncs: Remove.
14196 * config/vax/ultrix.h: Remove.
14197 * config/vax/vaxv.h: Remove.
14198 * config/windiss.h: Remove.
14200 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14202 PR rtl-optimization/36438
14203 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
14204 for vector shifts with constant scalar shift operands.
14206 2008-06-06 Sandip Matte <sandip@rmicorp.com>
14208 * doc/invoke.texi: Document -march=xlr.
14209 * config/mips/xlr.md: New file.
14210 * config/mips/mips.md: Include it.
14212 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
14213 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
14214 (mips_rtx_cost_data): Likewise.
14216 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
14218 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
14219 PRE_INC and PRE_DEC cases.
14221 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14223 PR rtl-optimization/36419
14224 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
14225 the emitting jump insn.
14228 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
14229 is not bool, boolify the whole *expr_p and convert to the desired type.
14231 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14233 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
14234 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
14235 Add omp_private_outer_ref hook, add another argument to
14236 omp_clause_default_ctor hook.
14237 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
14238 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
14239 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
14240 hook_tree_tree_tree_tree_null.
14241 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
14242 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
14243 * hooks.c (hook_tree_tree_tree_tree_null): New function.
14244 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
14245 * tree.def (OMP_TASK): New tree code.
14246 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
14247 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
14248 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
14249 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
14250 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
14251 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
14252 OMP_CLAUSE_COLLAPSE_EXPR): Define.
14253 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14254 (OMP_DIRECTIVE_P): Add OMP_TASK.
14255 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
14256 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
14257 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
14258 and OMP_CLAUSE_UNTIED entries.
14259 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
14261 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14262 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
14263 * tree-pretty-print.c (dump_omp_clause): Handle
14264 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
14265 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14266 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
14267 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
14268 warning about unsigned iterators. Change decl/init/cond/incr
14269 arguments to TREE_VECs, check arguments for all collapsed loops.
14270 (c_finish_omp_taskwait): New function.
14271 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
14273 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
14274 default_function_array_conversion on init. Add par_clauses argument.
14275 If decl is present in parallel's lastprivate clause, change it to
14276 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
14277 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
14278 collapse count in clauses.
14279 (c_parser_omp_for, c_parser_omp_parallel): Adjust
14280 c_parser_omp_for_loop callers.
14281 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
14282 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
14283 (c_parser_omp_clause_name): Handle collapse and untied clauses.
14284 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
14286 (c_parser_omp_clause_schedule): Handle schedule(auto).
14287 Include correct location in the error message.
14288 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
14289 and PRAGMA_OMP_CLAUSE_UNTIED.
14290 (OMP_TASK_CLAUSE_MASK): Define.
14291 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
14292 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
14293 * tree-nested.c (convert_nonlocal_omp_clauses,
14294 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
14295 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
14296 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14297 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
14299 (conver_nonlocal_reference, convert_local_reference,
14300 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
14301 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
14302 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
14303 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
14304 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
14305 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
14306 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
14307 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
14308 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14310 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
14311 * c-common.h (c_finish_omp_taskwait): New prototype.
14312 * gimple-low.c (lower_stmt): Handle OMP_TASK.
14313 * tree-parloops.c (create_parallel_loop): Create 1 entry
14314 vectors for OMP_FOR_{INIT,COND,INCR}.
14315 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
14316 (make_edges): Handle OMP_TASK.
14317 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
14318 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14319 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
14320 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
14321 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
14322 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14323 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14324 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
14325 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
14326 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
14327 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
14328 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
14329 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
14330 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
14331 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
14332 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
14333 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
14334 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
14335 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
14336 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
14337 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
14338 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
14339 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
14340 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
14341 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
14342 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
14343 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
14344 original iterator is present in lastprivate clause or if
14345 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
14346 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14347 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
14348 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
14349 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
14350 if it is set, lookup var in outer contexts too. Handle
14351 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
14352 to be implicitly determined firstprivate for task regions.
14353 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
14354 if it is set, lookup var in outer contexts too. Set
14355 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
14356 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
14357 OMP_CLAUSE_UNTIED. Take region_type as last argument
14358 instead of in_parallel and in_combined_parallel.
14359 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
14361 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
14362 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
14363 (new_omp_context): Set default_kind to
14364 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
14365 (omp_region_type): New enum.
14366 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
14367 fields, add region_type.
14368 (new_omp_context): Take region_type as argument instead of is_parallel
14369 and is_combined_parallel.
14370 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
14371 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
14372 ctx->is_combined_parallel checks.
14373 (gimplify_omp_task): New function.
14374 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14376 * omp-low.c (extract_omp_for_data): Use schedule(static)
14377 for schedule(auto). Handle pointer and unsigned iterators.
14378 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
14379 Add loops argument. Extract data for collapsed OMP_FOR loops.
14380 (expand_parallel_call): Assert sched_kind isn't auto,
14381 map runtime schedule to index 3.
14382 (struct omp_for_data_loop): New type.
14383 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
14384 Add loop, loops, collapse and iter_type fields.
14385 (workshare_safe_to_combine_p): Disallow combined for if
14386 iter_type is unsigned long long. Don't combine collapse > 1 loops
14387 unless all bounds and steps are constant. Adjust extract_omp_for_data
14389 (expand_omp_for_generic): Handle pointer, unsigned and long long
14390 iterators. Handle collapsed OMP_FOR loops. Adjust
14391 for struct omp_for_data changes. If libgomp function doesn't return
14392 boolean_type_node, add comparison of the return value with 0.
14393 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
14394 pointer, unsigned and long long iterators. Adjust for struct
14395 omp_for_data changes.
14396 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
14397 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
14398 unsigned long long. Allocate loops array, pass it to
14399 extract_omp_for_data. For collapse > 1 loops use always
14400 expand_omp_for_generic.
14401 (omp_context): Add sfield_map and srecord_type fields.
14402 (is_task_ctx, lookup_sfield): New functions.
14403 (use_pointer_for_field): Use is_task_ctx helper. Change first
14404 argument's type from const_tree to tree. Clarify comment.
14405 In OMP_TASK disallow copy-in/out sharing.
14406 (build_sender_ref): Call lookup_sfield instead of lookup_field.
14407 (install_var_field): Add mask argument. Populate both record_type
14408 and srecord_type if needed.
14409 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
14411 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
14412 and DECL_FIELD_OFFSET.
14413 (scan_sharing_clauses): Adjust install_var_field callers. For
14414 firstprivate clauses on explicit tasks allocate the var by value in
14415 record_type unconditionally, rather than by reference.
14416 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
14417 Use is_taskreg_ctx instead of is_parallel_ctx.
14418 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14419 (create_omp_child_function_name): Add task_copy argument, use
14420 *_omp_cpyfn* names if it is true.
14421 (create_omp_child_function): Add task_copy argument, if true create
14422 *_omp_cpyfn* helper function.
14423 (scan_omp_parallel): Adjust create_omp_child_function callers.
14424 Rename parallel_nesting_level to taskreg_nesting_level.
14425 (scan_omp_task): New function.
14426 (lower_rec_input_clauses): Don't run constructors for firstprivate
14427 explicit task vars which are initialized by *_omp_cpyfn*.
14428 Pass outer var ref to omp_clause_default_ctor hook if
14429 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
14430 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
14431 OMP_CLAUSE_REDUCTION_INIT.
14432 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
14433 avoid duplicate setting of fields. Handle
14434 OMP_CLAUSE_PRIVATE_OUTER_REF.
14435 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
14436 copy-out if TREE_READONLY, only copy-in.
14437 (expand_task_copyfn): New function.
14438 (expand_task_call): New function.
14439 (struct omp_taskcopy_context): New type.
14440 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
14442 (lower_omp_parallel): Rename to...
14443 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14444 Call create_task_copyfn if srecord_type is needed. Adjust
14446 (task_shared_vars): New variable.
14447 (check_omp_nesting_restrictions): Warn if work-sharing,
14448 barrier, master or ordered region is closely nested inside OMP_TASK.
14449 Add warnings for barrier if closely nested inside of work-sharing,
14450 ordered, or master region.
14451 (scan_omp_1): Call check_omp_nesting_restrictions even for
14452 GOMP_barrier calls. Rename parallel_nesting_level to
14453 taskreg_nesting_level. Handle OMP_TASK.
14454 (lower_lastprivate_clauses): Even if some lastprivate is found on a
14455 work-sharing construct, continue looking for them on parent parallel
14457 (lower_omp_for_lastprivate): Add lastprivate clauses
14458 to the beginning of dlist rather than end. Adjust for struct
14459 omp_for_data changes.
14460 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
14461 not after it. Handle collapsed OMP_FOR loops, adjust for
14462 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
14463 (get_ws_args_for): Adjust extract_omp_for_data caller.
14464 (scan_omp_for): Handle collapsed OMP_FOR
14465 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14466 (lower_omp_single_simple): If libgomp function doesn't return
14467 boolean_type_node, add comparison of the return value with 0.
14468 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
14469 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
14470 (parallel_nesting_level): Rename to...
14471 (taskreg_nesting_level): ... this.
14472 (is_taskreg_ctx): New function.
14473 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
14474 of is_parallel_ctx.
14475 (execute_lower_omp): Rename parallel_nesting_level to
14476 taskreg_nesting_level.
14477 (expand_omp_parallel): Rename to...
14478 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14479 Call omp_task_call for OMP_TASK regions.
14480 (expand_omp): Adjust caller, handle OMP_TASK.
14481 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
14483 * bitmap.c (bitmap_default_obstack_depth): New variable.
14484 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
14485 if argument is NULL and bitmap_default_obstack is already initialized.
14486 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
14488 * matrix-reorg.c (matrix_reorg): Likewise.
14490 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14492 * config/i386/i386.md (*indirect_jump): Macroize using P
14493 mode iterator. Remove !TARGET_64BIT from insn constraints.
14494 (*tablejump_1): Ditto.
14495 (*indirect_jump_rex64): Remove insn pattern.
14496 (*tablejump_1_rex64): Ditto.
14497 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
14498 and eh_return_si insn patterns.
14500 2008-06-06 Richard Guenther <rguenther@suse.de>
14502 * tree-ssa-structalias.c (merge_smts_into): Remove.
14503 (find_what_p_points_to): Do not bother to compute the
14504 points-to set for pt_anything pointers.
14505 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
14506 for pt_anything pointers is ok.
14508 2008-06-06 Jan Hubicka <jh@suse.cz>
14510 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
14512 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14514 * cgraph.c: Fix typos in comments.
14515 (cgraph_availability_names): Fix string typo.
14516 * fold-const.c: Fix typos in comments.
14517 (fold_binary): Fix typo in warning.
14518 * genautomata.c: Fix typos in comments.
14519 (check_presence_pattern_sets): Fix typo in local variable.
14520 (output_description): Fix typo in output.
14521 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
14522 * hwint.h: Likewise.
14523 * matrix-reorg.c (check_allocation_function): Likewise.
14524 * omega.c (smooth_weird_equations): Likewise.
14525 * auto-inc-dec.c: Fix typos in comments.
14526 * bb-reorder.c: Likewise.
14527 * builtins.c: Likewise.
14528 * c-common.c: Likewise.
14529 * c-cppbuiltin.c: Likewise.
14530 * c-parser.c: Likewise.
14531 * c-pretty-print.c: Likewise.
14532 * cfgcleanup.c: Likewise.
14533 * cfgexpand.c: Likewise.
14534 * cfghooks.c: Likewise.
14535 * cfglayout.c: Likewise.
14536 * cfgloopmanip.c: Likewise.
14537 * cgraphunit.c: Likewise.
14538 * coverage.c: Likewise.
14539 * dbxout.c: Likewise.
14540 * df-byte-scan.c: Likewise.
14541 * df-core.c: Likewise.
14542 * df-problems.c: Likewise.
14543 * df-scan.c: Likewise.
14545 * dominance.c: Likewise.
14546 * domwalk.c: Likewise.
14548 * dwarf2out.c: Likewise.
14549 * emit-rtl.c: Likewise.
14550 * et-forest.c: Likewise.
14551 * function.c: Likewise.
14552 * function.h: Likewise.
14554 * gcov-io.c: Likewise.
14555 * gcov.c: Likewise.
14556 * gcse.c: Likewise.
14557 * genattrtab.c: Likewise.
14558 * ggc-page.c: Likewise.
14559 * gimplify.c: Likewise.
14560 * gthr-lynx.h: Likewise.
14561 * haifa-sched.c: Likewise.
14562 * ipa-cp.c: Likewise.
14563 * ipa-inline.c: Likewise.
14564 * ipa-prop.h: Likewise.
14565 * ipa-pure-const.c: Likewise.
14566 * ipa-struct-reorg.c: Likewise.
14567 * ipa-struct-reorg.h: Likewise.
14568 * ipa-type-escape.c: Likewise.
14570 * loop-doloop.c: Likewise.
14571 * mips-tfile.c: Likewise.
14572 * mkmap-flat.awk: Likewise.
14573 * mkmap-symver.awk: Likewise.
14574 * modulo-sched.c: Likewise.
14575 * omp-low.c: Likewise.
14576 * optabs.c: Likewise.
14577 * optabs.h: Likewise.
14578 * opts.c: Likewise.
14579 * passes.c: Likewise.
14580 * postreload-gcse.c: Likewise.
14581 * postreload.c: Likewise.
14582 * predict.c: Likewise.
14583 * pretty-print.h: Likewise.
14584 * profile.c: Likewise.
14585 * protoize.c: Likewise.
14586 * ra-conflict.c: Likewise.
14587 * real.c: Likewise.
14588 * recog.c: Likewise.
14589 * regclass.c: Likewise.
14590 * regs.h: Likewise.
14591 * reload.c: Likewise.
14592 * rtl-error.c: Likewise.
14593 * rtlanal.c: Likewise.
14594 * scan.h: Likewise.
14595 * sched-rgn.c: Likewise.
14597 * stmt.c: Likewise.
14598 * target.h: Likewise.
14599 * tree-dfa.c: Likewise.
14600 * tree-eh.c: Likewise.
14601 * tree-flow-inline.h: Likewise.
14602 * tree-inline.c: Likewise.
14603 * tree-into-ssa.c: Likewise.
14604 * tree-loop-distribution.c: Likewise.
14605 * tree-nested.c: Likewise.
14606 * tree-parloops.c: Likewise.
14607 * tree-pass.h: Likewise.
14608 * tree-pretty-print.c: Likewise.
14609 * tree-profile.c: Likewise.
14610 * tree-scalar-evolution.c: Likewise.
14611 * tree-sra.c: Likewise.
14612 * tree-ssa-alias-warnings.c: Likewise.
14613 * tree-ssa-ccp.c: Likewise.
14614 * tree-ssa-coalesce.c: Likewise.
14615 * tree-ssa-dom.c: Likewise.
14616 * tree-ssa-dse.c: Likewise.
14617 * tree-ssa-forwprop.c: Likewise.
14618 * tree-ssa-live.c: Likewise.
14619 * tree-ssa-live.h: Likewise.
14620 * tree-ssa-loop-im.c: Likewise.
14621 * tree-ssa-loop-ivopts.c: Likewise.
14622 * tree-ssa-loop-niter.c: Likewise.
14623 * tree-ssa-loop-prefetch.c: Likewise.
14624 * tree-ssa-phiopt.c: Likewise.
14625 * tree-ssa-phiprop.c: Likewise.
14626 * tree-ssa-sccvn.c: Likewise.
14627 * tree-ssa-ter.c: Likewise.
14628 * tree-ssa-threadupdate.c: Likewise.
14629 * tree-ssa.c: Likewise.
14630 * tree-vect-analyze.c: Likewise.
14631 * tree-vect-transform.c: Likewise.
14632 * tree-vectorizer.c: Likewise.
14633 * tree-vn.c: Likewise.
14634 * tree-vrp.c: Likewise.
14635 * tree.c: Likewise.
14636 * tree.def: Likewise.
14637 * tree.h: Likewise.
14638 * unwind-dw2-fde.c: Likewise.
14639 * unwind.inc: Likewise.
14640 * value-prof.c: Likewise.
14641 * vmsdbgout.c: Likewise.
14643 2008-06-05 David Edelsohn <edelsohn@gnu.org>
14645 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
14646 always place FP constants in the TOC for TARGET_POWERPC64.
14647 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
14649 2008-06-05 Joseph Myers <joseph@codesourcery.com>
14651 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
14652 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
14653 enable for TARGET_E500_DOUBLE.
14654 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
14655 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
14656 floating-point modes like integer modes for E500 double.
14657 (rs6000_legitimate_offset_address_p): Likewise.
14658 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
14659 addressing for DDmode for E500 double.
14660 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
14661 modes as using 64-bits of registers for E500 double.
14662 (spe_build_register_parallel): Do not handle DDmode or TDmode.
14663 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
14664 specially for E500 double.
14665 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
14666 TDmode for E500 double.
14667 (rs6000_gimplify_va_arg): Only handle SDmode in registers
14668 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
14669 (rs6000_split_multireg_move): Do not handle TDmode specially for
14671 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
14672 using 64-bit registers for E500 double.
14673 (emit_frame_save): Do not handle DDmode specially for E500 double.
14674 (gen_frame_mem_offset): Likewise.
14675 (rs6000_function_value): Do not call spe_build_register_parallel
14676 for DDmode or TDmode.
14677 (rs6000_libcall_value): Likewise.
14678 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
14679 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
14682 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
14684 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
14687 2008-06-04 Junjie Gu <jgu@tensilica.com>
14689 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
14690 comparison for frame pointers.
14692 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14695 * config/avr/avr.h (PUSH_ROUNDING): Remove.
14697 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14700 * builtins.c (expand_builtin_signbit): Don't take lowpart when
14701 register is already smaller or equal to required mode.
14703 2008-06-04 Xinliang David Li <davidxl@google.com>
14705 * tree-call-cdce.c: New file.
14706 (cond_dead_built_in_calls): New static variable.
14707 (input_domain): New struct.
14708 (check_pow): New function.
14709 (check_builtin_call): Ditto.
14710 (check_target_format): Ditto.
14711 (is_call_dce_candidate): Ditto.
14712 (gen_one_condition): Ditto.
14713 (gen_conditions_for_domain): Ditto.
14714 (get_domain): Ditto.
14715 (gen_conditions_for_pow_cst_base): Ditto.
14716 (gen_conditions_for_pow_int_base): Ditto.
14717 (gen_conditions_for_pow): Ditto.
14718 (get_no_error_domain): Ditto.
14719 (gen_shrink_wrap_conditions): Ditto.
14720 (shrink_wrap_one_built_in_call): Ditto.
14721 (shink_wrap_conditional_dead_built_in_calls): Ditto.
14722 (tree_call_cdce): Ditto.
14723 (gate_call_cdce): Ditto.
14724 (pass_call_cdce): New gimple pass.
14725 * passes.c: (init_optimization_passes): New pass.
14726 * tree-pass.h: New pass declaration.
14727 * opts.c (decode_options): New flag setting.
14728 * common.opt: Add -ftree-builtin-call-dce flag.
14729 * Makefile.in: Add new source file.
14730 * tempvar.def: New tv_id.
14731 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
14733 2008-06-04 Richard Guenther <rguenther@suse.de>
14735 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
14736 (is_call_clobbered): Always check var_ann->call_clobbered.
14737 (mark_call_clobbered): Always set var_ann->call_clobbered.
14738 (clear_call_clobbered): Always clear var_ann->call_clobbered.
14739 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
14740 (reset_alias_info): Clear call clobbering info on MTAGs and
14742 (set_pt_anything): Set pt_global_mem.
14743 (create_tag_raw): Adjust comment.
14744 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
14746 2008-06-04 Joseph Myers <joseph@codesourcery.com>
14747 Maxim Kuvyrkov <maxim@codesourcery.com>
14749 * config/m68k/m68k.opt (mxgot): New option.
14750 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
14751 (m68k_output_addr_const_extra): New.
14752 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
14753 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
14754 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
14755 * doc/invoke.texi (M680x0 Options): Document -mxgot.
14757 2008-06-04 Richard Guenther <rguenther@suse.de>
14759 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
14760 negative or non-representable offsets.
14762 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
14764 * config/i386/i386.c (ix86_gen_leave): New.
14765 (ix86_gen_pop1): Likewise.
14766 (ix86_gen_add3): Likewise.
14767 (ix86_gen_sub3): Likewise.
14768 (ix86_gen_sub3_carry): Likewise.
14769 (ix86_gen_one_cmpl2): Likewise.
14770 (ix86_gen_monitor): Likewise.
14771 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
14772 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
14773 ix86_gen_one_cmpl2 and ix86_gen_monitor.
14774 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
14775 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
14776 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
14777 (ix86_expand_epilogue): Updated.
14778 (print_operand): Handle integer register operand for 'z'.
14779 (ix86_expand_strlensi_unroll_1): Likewise.
14780 (ix86_expand_strlen): Likewise.
14781 (ix86_expand_builtin): Likewise.
14782 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
14783 mov{q}/mov{l} and add{q}/add{l}.
14785 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14787 * config/i386/i386.md (P): New mode iterator.
14788 (SFmode push_operand splitter): Macroize DImode and SImode pushes
14789 using P mode iterator.
14790 (DFmode push_operand splitter): Ditto.
14791 (XFmode push_operand splitter): Ditto.
14792 (DFmode float_extend SFmode push_operand splitter): Ditto.
14793 (XFmode float_extend SFmode push_operand splitter): Do not generate
14794 SImode pushes for 64bit target. Macroize Dimode and SImode
14795 pushes using P mode iterator.
14796 (XFmode float_extend DFmode push_operand splitter): Ditto.
14798 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14800 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
14801 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
14802 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
14803 return type to int.
14804 (ix86_call_abi_override): Remove check for call_used_regs.
14806 2008-06-03 Richard Guenther <rguenther@suse.de>
14808 * tree-ssa-structalias.c (find_func_aliases): Add constraints
14809 for the lhs of calls if the return type contains pointers.
14811 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14813 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
14814 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
14815 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
14816 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
14817 of cfun and DEFAULT_ABI to deceide abi mode.
14818 (DEFAULT_ABI): New.
14819 (REG_PARM_STACK_SPACE): Removed.
14820 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
14821 (STACK_BOUNDARY): Use default target to deceide stack boundary.
14822 * config/i386/i386-protos.h (ix86_cfun_abi): New.
14823 (ix86_function_abi): Likewise.
14824 (ix86_function_type_abi): Likewise.
14825 (ix86_call_abi_override): Likewise.
14826 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
14827 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
14828 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
14829 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
14831 (X86_64_REGPARM_MAX): New.
14832 (X86_64_SSE_REGPARM_MAX): New.
14833 (X64_REGPARM_MAX): New.
14834 (X64_SSE_REGPARM_MAX): New.
14835 (X86_32_REGPARM_MAX): New.
14836 (X86_32_SSE_REGPARM_MAX): New.
14837 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
14838 (ix86_function_regparm): Handle user calling abi.
14839 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
14840 by DEFAULT_ABI versus SYSV_ABI check.
14841 (ix86_reg_parm_stack_space): New.
14842 (ix86_function_type_abi): New.
14843 (ix86_call_abi_override): New.
14844 (ix86_function_abi): New.
14845 (ix86_cfun_abi): New.
14846 (init_cumulative_args): Call abi specific initialization.
14847 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
14848 (function_arg_64): Extend SSE_REGPARM_MAX check.
14849 (function_arg (): Remove TARGET_64BIT_MS_ABI.
14850 (ix86_pass_by_reference): Likewise.
14851 (ix86_function_value_regno_p): Likewise.
14852 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
14853 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
14854 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
14855 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
14856 (setup_incoming_varargs_64): Adjust regparm for call abi.
14857 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
14858 (ix86_va_start): Likewise.
14859 (ix86_gimplify_va_arg): Likewise.
14860 (ix86_expand_prologue): Likewise.
14861 (output_pic_addr_const): Likewise.
14862 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
14863 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
14864 (x86_output_mi_thunk): Likewise.
14865 (x86_function_profiler): Likewise.
14866 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
14867 (SYSV_ABI, MS_ABI): New constants.
14868 (DEFAULT_ABI): New.
14869 (init_regs): Add prototype of function in regclass.c file.
14870 (OVERRIDE_ABI_FORMAT): New.
14871 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
14872 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
14873 (OUTGOING_REG_PARM_STACK_SPACE): New.
14874 (ix86_reg_parm_stack_space): New prototype.
14875 (CUMULATIVE_ARGS): Add call_abi member.
14876 (machine_function): Add call_abi member.
14877 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
14878 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
14880 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
14883 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
14884 (avr_builtin_setjmp_frame_value): New function.
14885 * config/avr/avr.md (nonlocal_goto_receiver): Define.
14886 (nonlocal_goto): Define.
14888 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
14890 * config/mips/mips.c (mips_emit_loadgp): Return early if
14891 there is nothing do to, otherwise emit a blockage if
14892 !TARGET_EXPLICIT_RELOCS || crtl->profile.
14893 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
14895 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14897 * configure.ac: Drop unneeded backslash ending up in config.in.
14898 * acinclude.m4: Likewise.
14899 * config.in: Regenerate.
14901 2008-05-26 Jan Hubicka <jh@suse.cz>
14903 * predict.c (maybe_hot_frequency_p): Break out of...
14904 (maybe_hot_bb_p): ... here.
14905 (maybe_hot_edge_p): New.
14906 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
14907 * basic-block.h (maybe_hot_edge_p): Declare.
14909 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
14911 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
14912 (*cmpfp_<mode>_cc): Ditto.
14913 (*fp_jcc_8<mode>_387): Ditto.
14914 (*fop_<MODEF:mode>_2_i387): Ditto.
14915 (*fop_<MODEF:mode>_3_i387): Ditto.
14916 (*fop_xf_2_i387): Ditto.
14917 (*fop_xf_3_i387): Ditto.
14919 2008-06-02 Tomas Bily <tbily@suse.cz>
14921 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
14923 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14925 * config/mips/mips.c (mips_valid_offset_p): New function.
14926 (mips_valid_lo_sum_p): Likewise.
14927 (mips_classify_address): Use them.
14928 (mips_force_address): New function.
14929 (mips_legitimize_address): Use it.
14930 * config/mips/mips.md (MOVE128): New mode iterator.
14931 (movtf): Require TARGET_64BIT. Remove empty strings.
14932 (*movtf_internal): Rename to...
14933 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
14934 of "R" and use {,fp}{load,store} attributes instead of "multi".
14935 Use a separate define_split.
14936 (*movtf_mips16): New pattern.
14938 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14940 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
14941 * config/mips/mips.c (mips_expand_before_return): New function.
14942 (mips_expand_epilogue): Call it.
14943 * config/mips/mips.md (return): Turn into a define_expand.
14944 (*return): New insn.
14946 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14948 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
14949 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
14950 functions. Do not emit uses and clobbers of CONCATs; individually
14951 use and clobber their operands.
14952 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
14953 gen_clobber, emit_use and gen_use.
14954 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
14955 (expand_builtin_return): Likewise.
14956 * cfgbuild.c (count_basic_blocks): Likewise.
14957 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
14958 * explow.c (emit_stack_restore): Likewise.
14959 * expmed.c (extract_bit_field_1): Likewise.
14960 * expr.c (convert_move, emit_move_complex_parts): Likewise.
14961 (emit_move_multi_word, store_constructor): Likewise.
14962 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
14963 (thread_prologue_and_epilogue_insns): Likewise.
14964 * lower-subreg.c (resolve_simple_move): Likewise.
14965 * optabs.c (widen_operand, expand_binop): Likewise.
14966 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
14967 * reload.c (find_reloads): Likewise.
14968 * reload1.c (eliminate_regs_in_insn): Likewise.
14969 * stmt.c (expand_nl_goto_receiver): Likewise.
14970 * config/alpha/alpha.md (builtin_longjmp): Likewise.
14971 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
14972 * config/arm/arm.c (arm_load_pic_register): Likewise.
14973 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
14974 * config/arm/arm.md (untyped_return): Likewise.
14975 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
14976 * config/avr/avr.c (expand_prologue): Likewise.
14977 * config/bfin/bfin.c (do_unlink): Likewise.
14978 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
14979 * config/cris/cris.c (cris_expand_prologue): Likewise.
14980 * config/darwin.c (machopic_indirect_data_reference): Likewise.
14981 (machopic_legitimize_pic_address): Likewise.
14982 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
14983 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
14984 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
14985 (ix86_expand_convert_uns_didf_sse): Likewise.
14986 (ix86_expand_vector_init_general): Likewise.
14987 * config/ia64/ia64.md (eh_epilogue): Likewise.
14988 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
14989 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
14990 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
14991 (config/iq2000/iq2000.c): Likewise.
14992 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
14993 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
14994 (builtin_longjmp): Likewise.
14995 * config/mn10300/mn10300.md (call, call_value): Likewise.
14996 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
14997 * config/pdp11/pdp11.md (abshi2): Likewise.
14998 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
14999 * config/s390/s390.c (s390_emit_prologue): Likewise.
15000 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
15001 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
15002 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
15003 * config/sh/sh.c (prepare_move_operands): Likewise.
15004 (output_stack_adjust, sh_expand_epilogue): Likewise.
15005 (sh_set_return_address, sh_expand_t_scc): Likewise.
15006 * config/sparc/sparc.c (load_pic_register): Likewise.
15007 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
15008 * config/spu/spu.c (spu_expand_epilogue): Likewise.
15009 * config/v850/v850.c (expand_epilogue): Likewise.
15011 2008-05-31 Anatoly Sokolov <aesok@post.ru>
15013 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
15014 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
15015 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
15016 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
15017 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
15018 stack pointer register.
15019 (output_movhi): Remove code for interrupt specific writing to the
15020 stack pointer register.
15022 2008-05-31 Richard Guenther <rguenther@suse.de>
15024 PR tree-optimization/34244
15025 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
15026 (tree_expr_nonzero_warnv_p): Likewise.
15027 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
15028 ssa_name_nonnegative_p.
15029 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
15030 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
15031 not tree_expr_nonzero_warnv_p.
15033 PR tree-optimization/36262
15035 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
15037 PR tree-optimization/34244
15038 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
15039 (record_numbers_of_iterations): New function.
15040 (execute_vrp): Cache the numbers of iterations of loops.
15041 * tree-scalar-evolution.c (scev_reset_except_niters):
15043 (scev_reset): Use scev_reset_except_niters.
15044 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
15046 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
15048 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
15049 __WORKAROUND_RETS when appropriate.
15051 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15053 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
15054 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
15056 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
15057 *fop_df_comm_sse insn patterns using MODEF mode iterator.
15058 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
15059 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
15060 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
15061 *fop_df_1_mixed insn patterns using MODEF mode iterator.
15062 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
15063 *fop_df_1_sse insn patterns using MODEF mode iterator.
15064 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
15065 *fop_df_1_i387 insn patterns using MODEF mode iterator.
15066 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
15067 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
15068 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
15069 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
15070 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
15071 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
15072 (*fop_xf_4_i387): Use <MODE> for mode attribute.
15073 (*fop_xf_5_i387): Ditto.
15074 (*fop_xf_6_i387): Ditto.
15076 2008-05-30 Richard Guenther <rguenther@suse.de>
15078 * builtins.c (build_string_literal): Avoid generating
15079 a non-gimple_val result.
15081 2008-05-30 DJ Delorie <dj@redhat.com>
15083 * exec-tool.in: Use an environment variable (private) instead of a
15084 file (shared) as a semaphore, so as to not break parallel builds.
15086 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15088 * optabs.c (maybe_encapsulate_block): Remove.
15089 (emit_libcall_block): Adjust accordingly.
15090 * optabs.h (maybe_encapsulate_block): Remove prototype.
15092 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
15093 Don't use maybe_encapsulate_block.
15095 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15097 * config/rs6000/rs6000.c (rs6000_legitimize_address,
15098 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
15099 rtx is a SYMBOL_REF before calling get_pool_constant.
15101 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
15103 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
15105 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
15107 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
15108 rather than OS names to choose INO_T_EQ definition.
15109 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
15110 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
15112 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
15115 * config/darwin-f.c: New.
15116 * config/t-darwin: Added rule to build darwin-f.o.
15117 * config.gcc: Defined new variable, fortran_target_objs.
15118 (*-*-darwin*): Set fortran_target_objs.
15119 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
15120 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
15121 * configure: Regenerated.
15123 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
15126 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
15127 canonical type if needed.
15129 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
15131 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
15133 2008-05-29 Richard Guenther <rguenther@suse.de>
15135 PR tree-optimization/36343
15136 PR tree-optimization/36346
15137 PR tree-optimization/36347
15138 * tree-flow.h (clobber_what_p_points_to): Declare.
15139 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
15140 pointed-to variable is dereferenced is irrelevant to whether
15141 the pointer can access the pointed-to variable.
15142 (clobber_what_p_points_to): New function.
15143 * tree-ssa-alias.c (set_initial_properties): Use it.
15144 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
15145 call clobber check for NMTs.
15147 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15149 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
15150 for printing gcov_type.
15152 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15154 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
15155 and the eh region information.
15156 * value-prof.c (gimple_move_stmt_histograms): New function.
15157 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
15159 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
15161 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
15163 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15165 * value-prof.c (tree_ic_transform): Print counts.
15166 * tree-profile.c (tree_gen_ic_func_profiler):
15167 Clear __gcov_indreict_call_callee variable to avoid misattribution
15170 2008-05-28 Rafael EspÃ
\83Ândola <espindola@google.com>
15172 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
15175 2008-05-28 Richard Guenther <rguenther@suse.de>
15177 PR tree-optimization/36339
15178 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
15179 and clobbering code out of the loop.
15181 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15183 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
15186 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
15187 s390_contiguous_bitmask_p, s390_symref_operand_p,
15188 s390_check_symref_alignment, s390_reload_larl_operand,
15189 s390_reload_symref_address): New functions.
15190 (s390_branch_condition_mnemonic): Support compare and branch
15192 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
15193 and 'W' constraints.
15194 (s390_secondary_reload): Add secondary reloads for unaligned
15195 symbol refs or symbol refs to floating point or QI/TI mode
15197 (legitimate_address_p): Accept symbol references as addresses.
15198 (s390_expand_insv): Use rotate and insert selected bits
15199 instruction for insv when building for z10.
15200 (print_operand_address): Handle symbol ref addresses.
15201 (print_operand): Output modifier 'c' added for signed byte values.
15202 (s390_encode_section_info): Mark symbol refs with
15203 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
15205 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
15206 (length attribute): RRF, RRR have 4 byte length.
15207 (FPALL, INTALL): New mode iterators added.
15208 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
15209 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
15210 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
15211 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
15212 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
15213 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
15214 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
15215 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
15217 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
15218 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
15219 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
15220 reload<INTALL:mode><P:mode>_toreg_z10,
15221 reload<FPALL:mode><P:mode>_tomem_z10,
15222 reload<FPALL:mode><P:mode>_toreg_z10,
15223 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
15224 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
15225 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
15226 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
15228 (movmem, clrmem, cmpmem): New splitters added.
15230 * config/s390/predicates.md (larl_operand): Use
15231 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
15232 SYMBOL_REF_ALIGN1_P.
15233 (s390_signed_integer_comparison,
15234 s390_unsigned_integer_comparison): New predicates.
15236 * config/s390/s390-protos.h (s390_check_symref_alignment,
15237 s390_contiguous_bitmask_p, s390_reload_larl_operand,
15238 s390_reload_symref_address,
15239 s390_compare_and_branch_condition_mask): Prototypes added.
15241 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
15242 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
15243 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
15245 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15247 * config/s390/s390.c (z10_cost): New cost function for z10.
15248 (s390_handle_arch_option, override_options): Support -march=z10 switch.
15249 (s390_issue_rate): Adjust issue rate for z10.
15250 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
15251 (processor_flags): Add PF_Z10.
15252 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
15253 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
15254 * gcc/config.gcc: Add z10.
15256 2008-05-28 Richard Guenther <rguenther@suse.de>
15258 PR tree-optimization/36291
15259 * tree-flow. h (struct gimple_df): Remove var_anns member.
15260 * tree-flow-inline.h (gimple_var_anns): Remove.
15261 (var_ann): Simplify.
15262 * tree-dfa.c (create_var_ann): Simplify.
15263 (remove_referenced_var): Clear alias info from var_anns of globals.
15264 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
15265 (delete_tree_ssa): Clear alias info from var_anns of globals.
15266 Do not free var_anns.
15267 (var_ann_eq): Remove.
15268 (var_ann_hash): Likewise.
15270 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
15272 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
15273 and loongson2f entries.
15274 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
15275 * config/mips/mips.h (processor_type): Add Loongson-2E
15276 and Loongson-2F entries.
15277 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
15278 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
15279 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
15280 * doc/invoke.texi (MIPS Options): Document loongson2e
15281 and loongson2f processor names.
15283 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15287 * config/i386/i386.c (ix86_function_arg_boundary): Use
15288 alignment of canonical type.
15289 (ix86_expand_vector_move): Check unaligned memory access for
15292 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15294 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
15295 Moved to the front of file.
15297 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
15298 H.J. Lu <hongjiu.lu@intel.com>
15300 * dwarf2out.c (current_fde): New.
15302 (lookup_cfa:): Likewise.
15303 (dwarf2out_end_epilogue): Likewise.
15304 (dwarf2out_note_section_used): Likewise.
15306 2008-05-27 Michael Matz <matz@suse.de>
15309 * c.opt (Wenum-compare): New warning option.
15310 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
15312 2008-05-27 Michael Matz <matz@suse.de>
15314 PR middle-end/36326
15315 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
15317 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
15318 into memory as tail calls.
15320 2008-05-27 Richard Guenther <rguenther@suse.de>
15322 PR tree-optimization/36339
15323 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
15324 pointers cause all addressable variables to be call clobbered.
15326 2008-05-27 Richard Guenther <rguenther@suse.de>
15328 PR tree-optimization/36245
15329 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
15331 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15333 * config/s390/s390.md: Replace all occurences of the 'm'
15334 constraint with 'RT'.
15336 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15338 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
15340 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
15342 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
15343 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
15344 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
15346 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15348 * reload.c: (find_reloads): Skip alternatives according to the
15349 "enabled" attribute. Constify the constraint variable.
15350 * recog.c (get_attr_enabled): Add default implementation.
15351 (extract_insn): Set the alternative_enabled_p array
15352 in the recog_data struct.
15353 (preprocess_constraints, constrain_operands): Skip
15354 alternatives according to the "enabled" attribute
15355 * recog.h (struct recog_data): New field alternative_enabled_p.
15356 (skip_alternative): New inline function.
15357 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
15358 (record_reg_classes): Skip alternative according to the
15359 "enabled" attribute.
15361 * doc/md.texi: Add documention for the "enabled" attribute.
15363 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15365 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
15366 * postreload.c (reload_cse_simplify_operands): Replace 'm'
15367 constraint with TARGET_MEM_CONSTRAINT.
15368 * recog.c (asm_operand_ok, preprocess_constraints,
15369 constrain_operands): Likewise.
15370 * regclass.c (record_reg_classes): Likewise.
15371 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
15372 * reload1.c (maybe_fix_stack_asms): Likewise.
15373 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
15374 * recog.h: Adjust comment.
15375 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
15376 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
15377 * doc/md.texi: Add a note to description of 'm' constraint.
15378 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
15380 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
15382 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
15383 that the bitfield is of integral type before testing its precision.
15385 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15386 Sa Liu <saliu@de.ibm.com>
15388 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
15389 __modti3, __udivti3, __umodti3 and __udivmodti4.
15390 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
15391 that implement TImode mul and div functions.
15392 * config/spu/multi3.c: New. Implement __multi3.
15393 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
15394 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
15397 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
15399 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
15400 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
15401 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
15402 tls_sysv_suffix): New mode and mode attribute iterators.
15403 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
15404 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
15405 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
15406 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
15407 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
15410 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
15412 PR tree-optimization/36329
15413 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
15414 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
15415 * cgraphbuild.c (initialize_inline_failed): Use the latter
15416 macro in lieu of the former.
15417 * ipa-inline.c (cgraph_mark_inline): Likewise.
15418 (cgraph_decide_inlining_of_small_function): Likewise.
15419 (cgraph_decide_inlining): Likewise.
15420 (cgraph_decide_inlining_incrementally): Likewise.
15422 2008-05-26 Tristan Gingold <gingold@adacore.com>
15423 Anatoly Sokolov <aesok@post.ru>
15425 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
15426 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
15427 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
15428 optimization for 'avr6' architecture.
15430 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
15433 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
15435 2008-05-26 Richard Guenther <rguenther@suse.de>
15437 * tree-ssa-sccvn.c (expr_has_constants): Declare.
15438 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
15440 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
15442 PR middle-end/36253
15443 * caller-save.c (insert_restore): Verify alignment of spill space.
15444 (insert_save): Likewise.
15445 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
15446 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
15447 (STACK_SLOT_ALIGNMENT): Likewise.
15448 * function.c (LOCAL_ALIGNMENT): Removed.
15449 (get_stack_local_alignment): New.
15450 (assign_stack_local): Use it. Set alignment on stack slot.
15451 (assign_stack_temp_for_type): Use get_stack_local_alignment.
15452 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
15453 (STACK_SLOT_ALIGNMENT): New.
15454 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
15455 stack slot in XFmode.
15457 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
15459 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
15462 * config/i386/i386.md (allocate_stack_worker_64): Make sure
15463 argument operand in rax isn't removed.
15465 2008-05-26 Richard Guenther <rguenther@suse.de>
15467 PR middle-end/36300
15468 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
15469 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
15471 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15474 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
15476 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
15478 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
15479 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
15481 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15483 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
15484 build a trampoline if we don't want one.
15485 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
15486 return zero for nested functions if we don't want a trampoline.
15488 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15490 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
15492 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15495 * c.opt: Removed undocumented option '-lang-fortran'.
15496 * c-common.h: Removed global variable 'lang_fortran'.
15497 * c-opts.c (c_common_handle_option): Removed code to handle
15498 option '-lang-fortran'. Updated includes.
15499 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
15500 definition of '__GFORTRAN__'.
15501 (define__GNUC__): Reimplemented to use BASEVER and
15502 cpp_define_formatted.
15503 (builtin_define_with_value_n): Removed.
15504 * c-incpath.h: Renamed to ...
15505 * incpath.h: ... this.
15506 * c-incpath.c: Renamed to ...
15507 * incpath.c: ... this. Updated includes.
15508 * fix-header.c: Updated includes.
15509 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
15510 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
15511 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
15513 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15515 * tree.h: Update the table of flags used on tree nodes.
15516 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
15517 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
15518 (FORCED_LABEL): Add access check.
15519 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
15520 (ASM_INPUT_P): Likewise.
15521 (ASM_VOLATILE_P): Likewise.
15522 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
15523 (OMP_SECTION_LAST): Access private_flag directly.
15524 (OMP_RETURN_NOWAIT): Likewise.
15525 (OMP_PARALLEL_COMBINED): Likewise.
15526 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
15527 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
15528 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
15529 deprecated_flag directly.
15531 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
15533 * final.c (frame_pointer_needed): Removed.
15534 * flags.h (frame_pointer_needed): Likewise.
15536 * function.h (rtl_data): Add frame_pointer_needed.
15537 (frame_pointer_needed): New.
15539 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
15541 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
15543 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
15545 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
15548 2008-05-25 Alan Modra <amodra@bigpond.net.au>
15550 * c-common.c (strip_array_types): Move function to..
15552 (get_inner_array_type): Delete.
15553 * c-common.h (strip_array_types): Move declaration to..
15555 (get_inner_array_type): Delete.
15556 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
15557 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
15558 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
15559 * config/pa/pa.c (emit_move_sequence): Likewise.
15561 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
15563 * config/i386/i386.md (*sse_prologue_save_insn): Set length
15566 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
15568 * function.c: Include target hook for nonlocal_goto frame value.
15570 2008-05-24 Richard Guenther <rguenther@suse.de>
15572 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
15573 variable can be only accessed through a pointer or a union.
15575 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15577 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
15578 * doc/extend.texi: Likewise.
15580 2008-05-23 DJ Delorie <dj@redhat.com>
15582 * config/m32c/jump.md (untyped_call): Add.
15584 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
15585 for A24 to PSImode.
15586 (m32c_address_cost): Detail costs for indirect offsets.
15588 2008-05-23 Rafael EspÃ
\83Ândola <espindola@google.com>
15590 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
15591 if a node is a SUBREG.
15592 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
15595 2008-05-23 Paul Brook <paul@codesourcery.com>
15596 Carlos O'Donell <carlos@codesourcery.com>
15598 * doc/extend.texi: Clarify use of __attribute__((naked)).
15599 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15600 * target.h (gcc_target): Add allocate_stack_slots_for_args.
15601 * function.c (use_register_for_decl): Use
15602 targetm.calls.allocate_stack_slots_for_args.
15603 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15604 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
15605 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
15607 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
15609 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
15611 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
15613 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
15614 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
15615 is only rounded once.
15617 2008-05-23 Richard Guenther <rguenther@suse.de>
15619 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
15621 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
15622 Jakub Jelinek <jakub@redhat.com>
15625 * configure.ac: Handle --enable-cld.
15626 * configure: Regenerated.
15627 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
15628 * config/i386/i386.h (struct machine_function): Add needs_cld field.
15629 (ix86_current_function_needs_cld): New define.
15630 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
15631 (cld): New isns pattern.
15632 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
15633 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
15634 * config/i386/i386.opt (mcld): New option.
15635 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
15636 TARGET_CLD and ix86_current_function_needs_cld.
15637 (override_options): Use -mcld by default for 32-bit code if
15640 * doc/install.texi (Options specification): Document --enable-cld.
15641 * doc/invoke.texi (Machine Dependent Options)
15642 [i386 and x86-64 Options]: Add -mcld option.
15643 (Intel 386 and AMD x86-64 Options): Document -mcld option.
15645 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
15646 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
15647 (return_in_memory_64): Likewise.
15648 (return_in_memory_ms_64): Likewise.
15650 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15652 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
15653 * builtins.c (fold_builtin_fpclassify): New.
15654 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
15655 * builtins.def (BUILT_IN_FPCLASSIFY): New.
15656 * c-common.c (handle_type_generic_attribute): Adjust to accept
15657 fixed arguments before an elipsis.
15658 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
15659 * doc/extend.texi: Document __builtin_fpclassify.
15661 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
15663 * omp-low.c (gate_expand_omp_ssa): Remove.
15664 (pass_expand_omp_ssa): Remove.
15665 (gate_expand_omp): Do not check for flag_openmp_ssa.
15666 * common.opt (-fopenmp-ssa): Remove.
15667 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
15669 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
15671 * config/sh/sh.opt (mfixed-range): New option.
15672 * config/sh/sh-protos.h (sh_fix_range): Declare.
15673 * config/sh/sh.c (sh_fix_range): New function.
15674 * config/sh/sh.h (sh_fixed_range_str): Declare.
15675 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
15677 * doc/invoke.texi (SH Options): Document -mfixed-range.
15679 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
15681 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
15682 it before the redeclaration.
15684 2008-05-22 Anatoly Sokolov <aesok@post.ru>
15686 * config/avr/avr.c (get_sequence_length): Add new function.
15687 (expand_prologue, expand_epilogue): Remove duplicate code.
15689 2008-05-22 Rafael EspÃ
\83Ândola <espindola@google.com>
15691 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
15694 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
15696 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
15697 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
15699 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
15700 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
15701 (vect_update_misalignment_for_peel): Likewise.
15702 (vector_alignment_reachable_p): Likewise.
15703 * tree-vect-transform.c (vectorizable_load): Likewise.
15704 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
15705 (get_vectype_for_scalar_type): Pass mode of scalar_type
15706 to UNITS_PER_SIMD_WORD.
15708 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
15709 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
15710 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
15711 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
15712 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
15714 2008-05-22 Ira Rosen <irar@il.ibm.com>
15716 PR tree-optimization/36293
15717 * tree-vect-transform.c (vect_transform_strided_load): Don't check
15718 if the first load must be skipped because of a gap.
15720 2008-05-22 Richard Guenther <rguenther@suse.de>
15722 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
15723 more cases of offset disambiguation that is possible if
15724 strict-aliasing rules apply.
15725 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
15726 for basic offset and type-based disambiguation.
15728 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15730 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
15731 ix86_expand_vector_set on V16QImode for SSE4.1.
15733 2008-05-21 Tom Tromey <tromey@redhat.com>
15735 * c.opt (Wimport): Mark as undocumented.
15736 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
15738 (Warning Options): Likewise.
15739 * doc/cppopts.texi: Don't mention -Wimport.
15741 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
15743 PR tree-optimization/36287
15744 PR tree-optimization/36286
15745 * lambda-code.c (build_access_matrix): Do not use the loop->num
15746 for computing the number of induction variables: use the loop depth
15749 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
15752 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
15753 option -f(no-)leading-underscore.
15755 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15757 * config/i386/i386.c (ix86_expand_vector_init_general): Use
15758 GET_MODE_NUNITS (mode).
15760 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
15762 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
15763 (-mmulhw): Add 464 to description.
15764 (-mdlmzb): Likewise.
15765 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
15766 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
15768 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
15769 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
15770 * config/rs6000/rs6000.md: Update comments for 464.
15772 2008-05-21 Janis Johnson <janis187@us.ibm.com>
15774 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
15776 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15778 * config/i386/sse.md (vec_extractv4sf): Removed.
15779 (vec_extractv2df): Likewise.
15780 (vec_extractv2di): Likewise.
15781 (vec_extractv4si): Likewise.
15782 (vec_extractv8hi): Likewise.
15783 (vec_extractv16qi): Likewise.
15784 (vec_extract<mode>): New.
15786 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15788 * config/i386/sse.md (vec_setv4sf): Removed.
15789 (vec_setv2df): Likewise.
15790 (vec_setv2di): Likewise.
15791 (vec_setv4si): Likewise.
15792 (vec_setv8hi): Likewise.
15793 (vec_setv16qi): Likewise.
15794 (vec_set<mode>): New.
15796 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15798 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
15799 goto for vec_concat and vec_interleave.
15801 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15803 * config/i386/sse.md (vec_initv4sf): Removed.
15804 (vec_initv2df): Likewise.
15805 (vec_initv2di): Likewise.
15806 (vec_initv4si): Likewise.
15807 (vec_initv8hi): Likewise.
15808 (vec_initv16qi): Likewise.
15809 (vec_init<mode>): New.
15811 2008-05-21 Joseph Myers <joseph@codesourcery.com>
15813 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
15815 2008-05-21 Tom Tromey <tromey@redhat.com>
15817 * ggc-zone.c (lookup_page_table_if_allocated): New function.
15818 (zone_find_object_offset): Likewise.
15819 (gt_ggc_m_S): Likewise.
15820 (highest_bit): Likewise.
15821 * ggc-page.c (gt_ggc_m_S): New function.
15822 * stringpool.c (string_stack): Remove.
15823 (init_stringpool): Update.
15824 (ggc_alloc_string): Use ggc_alloc.
15825 (maybe_delete_ident): New function.
15826 (ggc_purge_stringpool): Likewise.
15827 (gt_ggc_m_S): Remove.
15828 * ggc-common.c (ggc_protect_identifiers): New global.
15829 (ggc_mark_roots): Call ggc_purge_stringpool. Use
15830 ggc_protect_identifiers.
15831 * ggc.h (ggc_protect_identifiers): Declare.
15832 (gt_ggc_m_S): Update.
15833 (ggc_purge_stringpool): Declare.
15834 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
15835 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
15837 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
15839 2008-05-21 David S. Miller <davem@davemloft.net>
15841 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
15844 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
15846 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
15849 2008-05-20 David Daney <ddaney@avtrex.com>
15851 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
15852 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
15853 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15854 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15855 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
15856 (atomic_hiqi_op): New define_code_iterator.
15857 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
15858 mips_expand_compare_and_swap_12.
15859 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
15860 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
15861 (sync_<optab><mode>, sync_old_<optab><mode>,
15862 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
15863 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
15864 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
15865 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
15866 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
15867 (test_and_set_12): New insn.
15868 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
15869 sync_new_<optab><mode>, sync_old_nand<mode>,
15870 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
15871 clobber to operand 0 for SI and DI mode insns.
15872 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
15873 mips_gen_fn_4): New typedefs.
15874 (mips_gen_fn_ptrs): Define new union type.
15875 (mips_expand_compare_and_swap_12): Remove declaration.
15876 (mips_expand_atomic_qihi): Declare function.
15877 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
15878 (mips_expand_atomic_qihi): ... this. Use new generator function
15880 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
15881 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
15882 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
15883 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
15884 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
15885 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
15886 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
15887 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
15888 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
15889 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
15892 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
15894 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
15897 2008-05-20 Anatoly Sokolov <aesok@post.ru>
15899 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
15900 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
15901 (avr_attribute_table): Add 'OS_main' function attribute.
15902 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
15903 functions with 'OS_main' attribute.
15905 2008-05-20 Richard Guenther <rguenther@suse.de>
15907 PR tree-optimization/35204
15908 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
15909 helper, split out from ...
15910 (DFS): ... here. Make the DFS walk non-recursive.
15912 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
15913 Jan Sjodin <jan.sjodin@amd.com>
15915 PR tree-optimization/36181
15916 * tree-parloops.c (loop_has_vector_phi_nodes): New.
15917 (parallelize_loops): Don't parallelize when the loop has vector
15920 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15921 Sebastian Pop <sebastian.pop@amd.com>
15923 * tree-loop-linear.c (gather_interchange_stats): Look in the access
15924 matrix, and never look at the tree representation of the memory
15926 (linear_transform_loops): Computes parameters and access matrices.
15927 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
15929 (access_matrix_get_index_for_parameter): New.
15930 * tree-data-ref.h (struct access_matrix): New.
15931 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
15932 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
15933 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
15934 am_vector_index_for_loop): New.
15935 (struct data_reference): Add field access_matrix.
15936 (DR_ACCESS_MATRIX): New.
15937 (compute_data_dependences_for_loop): Update declaration.
15938 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
15939 * lambda.h (lambda_vector_vec_p): Declared.
15940 * lambda-code.c: Depend on pointer-set.h.
15941 (lambda_collect_parameters_from_af, lambda_collect_parameters,
15942 av_for_af_base, av_for_af, build_access_matrix,
15943 lambda_compute_access_matrices): New.
15944 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
15946 2008-05-20 Joseph Myers <joseph@codesourcery.com>
15948 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
15949 $SOURCEDIR/include.
15951 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15952 Sebastian Pop <sebastian.pop@amd.com>
15954 PR tree-optimization/36206
15955 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
15957 (instantiate_scev_1): Rename flags to fold_conversions.
15958 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
15959 outeside instantiation_loop.
15960 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
15961 (evolution_function_is_affine_or_constant_p): Removed.
15962 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
15964 (analyze_siv_subscript): Pass in the loop nest number.
15965 Call evolution_function_is_affine_in_loop instead of
15966 evolution_function_is_affine_p.
15967 (analyze_overlapping_iterations): Pass in the loop nest number.
15969 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15970 Sebastian Pop <sebastian.pop@amd.com>
15972 PR tree-optimization/36206
15973 * tree-chrec.h (chrec_fold_op): New.
15974 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
15977 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
15979 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
15981 (remove_duplicates): Do not set inode on non-inode systems.
15984 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
15986 * config.gcc (tm_file): Update comments about relative pathnames.
15988 2008-05-20 Richard Guenther <rguenther@suse.de>
15990 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
15991 * tree-ssa-sccvn.c (process_scc): Likewise.
15992 * tree-ssa-sink.c (execute_sink_code): Likewise.
15993 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
15994 * tree-vrp.c (process_assert_insertions): Likewise.
15995 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15996 (perform_tree_ssa_dce): Likewise.
15997 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
15998 (dump_dominator_optimization_stats): Likewise.
15999 * tree-vectorizer.c (vectorize_loops): Likewise.
16001 2008-05-20 Richard Guenther <rguenther@suse.de>
16003 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
16005 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
16007 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
16008 (ix86_i386elf_return_in_memory): Likewise.
16009 (ix86_i386interix_return_in_memory): Likewise.
16010 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
16011 (SUBTARGET_RETURN_IN_MEMORY): New.
16012 * config/i386/i386elf.h: Likewise.
16013 * config/i386/ptx4-i.h: Likewise.
16014 * config/i386/sol2-10.h: Likewise.
16015 * config/i386/sysv4.h: Likewise.
16016 * config/i386/vx-common.h: Likewise.
16017 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
16018 * config/i386/i386.c (ix86_return_in_memory): Made static and
16019 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
16020 (ix86_i386elf_return_in_memory): Removed.
16021 (ix86_i386interix_return_in_memory): Removed.
16022 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
16023 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
16025 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
16027 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
16029 2008-05-19 Xinliang David Li <davidxl@google.com>
16031 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
16033 * common.opt: Ditto.
16034 * doc/invoke.texi: Ditto.
16036 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
16038 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
16039 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
16041 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16043 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
16044 sizes of operand array from 8/4 to 4/2.
16045 (ix86_expand_vector_init_general): Change size of operand array
16046 from 32 to 16. Remove op0, op1 and half_mode.
16048 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16050 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
16051 (ix86_expand_vector_init_interleave): Likewise.
16052 (ix86_expand_vector_init_general): Use them. Assert
16053 word_mode == SImode when n_words == 4.
16055 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
16057 * config/i386/i386.c (ix86_secondary_reload): New static function.
16058 (TARGET_SECONDARY_RELOAD): New define.
16059 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16060 * config/i386/i386.md (reload_outqi): Remove.
16062 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16064 PR middle-end/35509
16065 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
16066 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
16067 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
16068 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
16069 (fold_builtin_1): Likewise.
16070 * builtins.def (BUILT_IN_ISINF_SIGN): New.
16071 c-common.c (check_builtin_function_arguments): Handle
16072 BUILT_IN_ISINF_SIGN.
16073 * doc/extend.texi: Document __builtin_isinf_sign.
16074 * fold-const.c (operand_equal_p): Handle COND_EXPR.
16076 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
16078 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
16079 EH cleanup at the end of the pass, search for those that have been
16080 turned into forwarder blocks and do the cleanup on their successor.
16082 2008-05-18 Richard Guenther <rguenther@suse.de>
16084 * tree-cfg.c (verify_gimple_expr): Allow conversions from
16085 pointers to sizetype and vice versa.
16087 2008-05-18 Xinliang David Li <davidxl@google.com>
16089 * gcc/tree-ssa-dce.c: Coding style fix.
16090 (check_pow): Documentation comment.
16091 (check_log): Documenation comment. Coding style fix.
16092 (is_unnecessary_except_errno_call): Ditto.
16093 (gen_conditions_for_pow): Ditto.
16094 (gen_conditions_for_log): Ditto.
16095 (gen_shrink_wrap_conditions): Ditto.
16096 (shrink_wrap_one_built_in_calls): Ditto.
16097 * gcc/doc/invoke.texi: Better documentation string.
16098 * ChangeLog: Fix wrong change log entries from
16099 May 17 checkin on function call DCE.
16101 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
16103 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
16105 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16107 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
16108 * df-problems.c (simulation routines): Fixed block comment to
16109 properly say how to add forwards scanning functions.
16111 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16113 * tree-inline.c (setup_one_parameter): Remove dead code.
16115 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16117 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
16118 a BIT_AND_EXPR only for an INTEGER_TYPE.
16120 2008-05-17 Xinliang David Li <davidxl@google.com>
16122 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
16123 (check_pow, check_log, is_unnecessary_except_errno_call): New
16124 functions to check for eliminating math functions that are pure
16125 except for setting errno.
16126 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
16127 general condition expressions for shrink-wrapping pow/log calls.
16128 (gen_shrink_wrap_conditions): Ditto.
16129 (shrink_wrap_one_built_in_call): Ditto.
16130 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
16131 (mark_operand_necessary): If debugging, output if OP is necessary.
16132 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
16134 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
16136 * gcc/common.opt: New user flag -ftree-builtin-dce.
16137 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
16139 2008-05-16 David S. Miller <davem@davemloft.net>
16141 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
16142 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16144 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
16147 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
16149 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16151 * ifcvt.c (dead_or_predicable): Rename
16152 df_simulate_one_insn_backwards to df_simulate_one_insn.
16153 * recog.c (peephole2_optimize): Ditto.
16154 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
16156 * df.h: Rename df_simulate_one_insn_backwards to
16157 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
16158 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
16159 scanning of defs and uses.
16160 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
16161 (df_simulate_one_insn_forwards): Removed.
16163 2008-05-16 Doug Kwan <dougkwan@google.com>
16165 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
16167 (real_from_string): Handle NaNs and Inf as approriate.
16169 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16171 * doc/gty.texi (Source Files Containing Type Information): Note
16172 that headers should appear first in the gtfiles list.
16174 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16176 * tree.def (COND_EXEC): Properly documented this code.
16178 2008-05-16 Diego Novillo <dnovillo@google.com>
16180 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
16181 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
16184 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16186 * tree-ssa-dse (max_stmt_uid): Removed.
16187 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
16188 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
16189 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
16190 * function.h (cfun.last_stmt_uid): New field.
16191 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
16192 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
16194 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
16195 (create_stmt_ann): Initialize the ann->uid field.
16196 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
16198 * tree-flow.h (renumber_gimple_stmt_uids): New function.
16200 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16202 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
16203 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
16204 (init_empty_tree_cfg): Call it.
16206 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16208 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
16211 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16213 * doc/invoke.text (-fdump-tree-*-verbose): New option.
16214 * tree-dump.c (dump_options): New verbose option.
16215 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
16217 * tree-pass.h (TDF_VERBOSE): New dump flag.
16218 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
16219 (tree-flow.h): Added include.
16220 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
16222 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
16224 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
16226 From Jie Zhang <jie.zhang@analog.com>
16227 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16228 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
16229 mcpu=bf561-none and mcpu=bf561-0.2.
16230 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16231 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16232 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16233 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16234 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
16235 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
16236 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
16238 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
16239 (cputype_selected): Remove.
16240 (bfin_handle_option): Don't use cputype_selected.
16241 (override_options): When no mcpu option, enable all workarounds.
16242 Don't use bfin_workarounds.
16243 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
16245 (DEFAULT_CPU_TYPE): Don't define.
16247 2008-05-16 Richard Guenther <rguenther@suse.de>
16249 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
16250 on deletion of the last stmt.
16252 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16254 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
16255 V8HImode for SSE2 and V16QImode for SSE4.1.
16257 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
16259 * cgraph.h (compute_inline_parameters): Made public.
16260 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
16261 variable_generate_summary, function_write_summary,
16262 variable_write_summary, variable_read_summary. Added generate_summary,
16263 write_summary, read_summary.
16264 * cgraphunit.c (cgraph_process_new_functions): Changed call from
16265 pass_ipa_inline.function_generate_summary, to
16266 compute_inline_parameters.
16267 * ipa-inline.c (compute_inline_parameters): Made public and added
16269 (compute_inline_parameters_for_current): New function.
16270 (pass_inline_param): Now calls compute_inline_parameters_for_current.
16271 (inline_generate_summary): Removed parameter and made to loop over
16273 (pass_ipa_inline): Updated for new IPA_PASS structure.
16274 * passes.c (execute_ipa_summary_passes): Now is called once per
16275 pass rather than once per node*pass.
16277 2008-05-15 Anatoly Sokolov <aesok@post.ru>
16279 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
16280 avr_have_mul_p, avr_asm_only_p): Remove variables.
16281 (avr_override_options): Remove initialization of removed variables.
16282 (avr_file_start): Convert removed variables to fields of
16283 'struct base_arch_s *avr_current_arch'.
16284 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
16285 (AVR_HAVE_MUL): (Ditto.).
16286 (AVR_HAVE_MOVW): (Ditto.).
16287 (AVR_HAVE_LPMX): (Ditto.).
16288 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
16289 avr_asm_only_p): Remove declaration.
16291 2008-05-15 Diego Novillo <dnovillo@google.com>
16293 * config/arm/arm.c (arm_return_in_memory): Fix return type.
16294 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
16296 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
16298 PR middle-end/36194
16299 * combine.c (check_conversion): Rename back to check_promoted_subreg.
16300 Don't call record_truncated_value from here.
16301 (record_truncated_value): Turn it into a for_each_rtx callback.
16302 (record_truncated_values): New function.
16303 (combine_instructions): Call note_uses with record_truncated_values.
16304 Change name of check_conversion to check_promoted_subreg.
16306 2008-05-15 Janis Johnson <janis187@us.ibm.com>
16308 * doc/sourcebuild.texi: Document support for torture tests.
16310 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16312 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
16313 to alternative 4 of operand 2.
16315 2008-05-15 Richard Guenther <rguenther@suse.de>
16317 * tree-pass.h (current_pass): Declare.
16318 (get_pass_for_id): Likewise.
16319 * passes.c (passes_by_id, passes_by_id_size): New globals.
16320 (set_pass_for_id): New function.
16321 (get_pass_for_id): Likewise.
16322 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
16323 (execute_function_todo): Flush per function statistics.
16324 * toplev.c (compile_file): Init statistics.
16325 (general_init): Do early statistics initialization.
16326 (finalize): Finish statistics.
16327 * statistics.h (statistics_early_init): Declare.
16328 (statistics_init): Likewise.
16329 (statistics_fini): Likewise.
16330 (statistics_fini_pass): Likewise.
16331 (statistics_counter_event): Likewise.
16332 (statistics_histogram_event): Likewise.
16333 * statistics.c: New file.
16334 * Makefile.in (OBJS-common): Add statistics.o.
16335 (statistics.o): Add dependencies.
16336 * doc/invoke.texi (-fdump-statistics): Document.
16338 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
16339 (insert): Likewise.
16340 (execute_pre): Use statistics_counter_event.
16341 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
16342 (substitute_and_fold): Increment it. Use statistics_counter_event.
16344 2008-05-15 Diego Novillo <dnovillo@google.com>
16346 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
16348 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
16349 * tree-ssa-alias.c (new_type_alias): Remove references to
16350 sub-variables from comment.
16351 * tree-ssa-operands.c (swap_tree_operands): Likewise.
16353 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16355 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
16356 attribute to 1 only for insertps alternative.
16358 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16360 * config/bfin/bfin.md (loadbytes): New pattern.
16361 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
16362 (bfin_init_builtins): Initialize it.
16363 (bdesc_1arg): Add it.
16365 2008-05-15 Sa Liu <saliu@de.ibm.com>
16367 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
16368 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
16369 * testsuite/lib/target-supports.exp: Add
16370 check_effective_target_fortran_integer_16.
16372 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16374 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
16375 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
16376 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
16377 (TARGET_RETURN_IN_MEMORY): Define.
16379 2008-05-15 Richard Guenther <rguenther@suse.de>
16381 PR middle-end/36244
16382 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
16383 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
16384 represent unmodifiable vars.
16386 2008-05-15 Richard Guenther <rguenther@suse.de>
16388 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
16389 INDIRECT_REF and TARGET_MEM_REF.
16390 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16393 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16394 H.J. Lu <hongjiu.lu@intel.com>
16396 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
16397 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
16398 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
16399 insn alternatives. Add missing alternatives.
16400 (*vec_concatv2di_rex64_sse4_1): Likewise.
16401 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
16402 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
16403 Require TARGET_SSE.
16405 2008-05-15 Richard Guenther <rguenther@suse.de>
16407 PR tree-optimization/36009
16408 PR tree-optimization/36204
16409 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
16410 (determine_invariantness_stmt): Record the loop a store is
16411 always executed in.
16412 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
16415 2008-05-15 Richard Guenther <rguenther@suse.de>
16417 PR tree-optimization/34330
16418 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
16419 through the pointer will alias the SMT.
16421 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
16423 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
16425 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
16427 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
16429 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16430 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16432 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
16433 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
16434 (vashl_optab): New optab for vector/vector shifts.
16435 (vashr_optab): Ditto.
16436 (vlshr_optab): Ditto.
16437 (vrotl_optab): Ditto.
16438 (vrotr_optab): Ditto.
16439 (optab_subtype): New enum for optab_for_tree_code call.
16440 (optab_for_tree_code): Add enum optab_subtype argument.
16442 * optabs.c (optab_for_tree_code): Take an additional argument to
16443 distinguish between a vector shift by a scalar and vector shift by
16444 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
16445 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
16446 vector shift by a vector.
16447 (expand_widen_pattern_expr): Pass additional argument to
16448 optab_for_tree_code.
16450 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
16451 vrotl_optab, vrotr_optab.
16453 * expr.c (expand_expr_real_1): Update calls to
16454 optab_for_tree_code to distinguish between vector shifted by a
16455 scalar and vector shifted by a vector.
16456 * tree-vectorizer.c (supportable_widening_operation): Ditto.
16457 (supportable_narrowing_operation): Ditto.
16458 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
16459 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
16460 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
16461 (vect_create_epilog_for_reduction): Ditto.
16462 (vectorizable_reduction): Ditto.
16463 (vectorizable_operation): Ditto.
16464 (vect_strided_store_supported): Ditto.
16465 (vect_strided_load_supported): Ditto.
16466 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16467 * expmed.c (expand_shift): Ditto.
16469 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
16471 (ashr@var{m}3): Ditto.
16472 (vashl@var{m}3): Document new vector/vector shift standard name.
16473 (vashr@var{m}3): Ditto.
16474 (vlshr@var{m}3): Ditto.
16475 (vrotl@var{m}3): Ditto.
16476 (vrotr@var{m}3): Ditto.
16478 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
16479 (PPERM_INVERT): Ditto.
16480 (PPERM_REVERSE): Ditto.
16481 (PPERM_REV_INV): Ditto.
16482 (PPERM_ZERO): Ditto.
16483 (PPERM_ONES): Ditto.
16484 (PPERM_SIGN): Ditto.
16485 (PPERM_INV_SIGN): Ditto.
16486 (PPERM_SRC1): Ditto.
16487 (PPERM_SRC2): Ditto.
16489 * config/i386/sse.md (mulv2di3): Add SSE5 support.
16490 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
16491 allows a memory operand to be the value being added, and split it
16492 to improve vectorization.
16493 (sse5_pmacsdqh_mem): Ditto.
16494 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
16495 (sse5_mulv2div2di3_high): Ditto.
16496 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
16497 (vec_pack_trunc_v4si): Ditto.
16498 (vec_pack_trunc_v2di): Ditto.
16499 (sse5_pcmov_<mode>): Remove code that tried to use use
16500 andps/andnps instead of pcmov.
16501 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
16502 pmacsdqh instructions.
16503 (vec_widen_smult_lo_v4si): Ditto.
16505 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
16506 (PPERM_INVERT): Ditto.
16507 (PPERM_REVERSE): Ditto.
16508 (PPERM_REV_INV): Ditto.
16509 (PPERM_ZERO): Ditto.
16510 (PPERM_ONES): Ditto.
16511 (PPERM_SIGN): Ditto.
16512 (PPERM_INV_SIGN): Ditto.
16513 (PPERM_SRC1): Ditto.
16514 (PPERM_SRC2): Ditto.
16515 (ix86_expand_sse_movcc): Move the SSE5 test after the if
16517 (ix86_expand_int_vcond): If SSE5 generate all possible integer
16519 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
16520 says ignore whether the last reference is a memory operand.
16522 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16523 Paolo Bonzini <bonzini at gnu dot org>
16525 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
16528 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
16529 (vlshr<mode>3): Rename from vlshr<mode>3.
16530 (vashr<mode>3): Rename from vashr<mode>3.
16531 (mulv4sf3): Change the names of vector shift patterns.
16535 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
16538 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
16563 * config/spu/spu.md (v): New iterator macro to add v for vector types.
16564 (floatunssidf2_internal): Change vector/vector shift names.
16565 (floatunsdidf2_internal): Ditto.
16572 (vashl<mode>3): Rename from ashl<mode>3.
16573 (vashr<mode>3): Rename from ashr<mode>3.
16574 (vlshr<mode>3): Rename from lshr<mode>3.
16575 (vrotl<mode>3): Rename from rotl<mode>3.
16577 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16580 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
16581 multiply gives the wrong value when doing widening multiplies.
16582 (vec_widen_smult_lo_v4si): Ditto.
16584 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16586 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
16587 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
16588 emit_library_call_value.
16589 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
16590 * tree.h (ECF_LIBCALL_BLOCK): Removed.
16591 * calls.c (initialize_argument_information, precompute_arguments,
16592 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
16593 (precompute_arguments): Removed flags parameter.
16594 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
16596 2008-05-14 Richard Guenther <rguenther@suse.de>
16598 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
16599 Make sure to register the store if the use is a PHI_NODE.
16601 2008-05-14 Olivier Hainque <hainque@adacore.com>
16603 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
16604 memory if the component is to be referenced in BLKmode according
16605 to get_inner_reference.
16607 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
16609 * calls.c (emit_library_call_value_1): Restore code clearing
16610 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
16612 2008-05-14 Olivier Hainque <hainque@adacore.com>
16613 Nicolas Roche <roche@adacore.com>
16615 * configure.ac: Add support for a "gcc_subdir" variable in
16616 config-lang.in, to denote a subdirectory where the language/GCC
16617 integration files are to be found.
16618 * configure: Regenerate.
16620 2008-05-14 Ira Rosen <irar@il.ibm.com>
16622 PR tree-optimization/36098
16623 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
16624 value for the first load in the group in case of a gap.
16625 (vect_build_slp_tree): Check that there are no gaps in loads.
16627 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16629 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
16630 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
16631 expand_copysign_bit, ): Change call to emit_no_conflict_block to
16632 emit_insn and remove unneeded code to construct extra args.
16633 (emit_no_conflict_block): Removed.
16634 * optabls.h: (emit_no_conflict_block): Removed.
16635 * cse.c (cse_extended_basic_block): Remove search for
16636 REG_NO_CONFLICT note.
16637 * global.c: Removed incorrect comment added in revision 117.
16638 * expr.c (convert_move): Change call to emit_no_conflict_block to
16640 * recog.c: Change comments so that they do not mention
16642 * local_alloc.c (combine_regs): Removed last parameter.
16643 (no_conflict_p): Removed.
16644 (block_alloc): Removed note, no_conflict_combined_regno and set
16645 local vars. Removed all code to process REG_NO_CONFLICT blocks.
16646 (combine_regs): Removed already_dead and code to look for
16647 REG_NO_CONFLICT notes.
16648 * lower_subreg (remove_retval_note): Removed code to look for
16649 REG_NO_CONFLICT block.
16650 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
16651 (resolve_clobber): Remove code to process libcalls that have
16652 REG_NO_CONFLICT notes.
16653 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
16655 * combine.c (can_combine_p, distribute_notes): Removed
16656 REG_NO_CONFLICT case.
16657 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
16659 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
16660 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
16662 * reg-notes.def (NO_CONFLICT): Removed.
16664 2008-05-14 David S. Miller <davem@davemloft.net>
16666 * config/sparc/sparc.c (sparc_profile_hook): If
16667 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
16668 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
16669 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16671 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
16673 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
16675 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
16678 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
16679 and op1 expansion before vector concat to have less live pseudos.
16681 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
16683 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16684 ix86_expand_vector_set if supported.
16686 2008-05-13 Diego Novillo <dnovillo@google.com>
16687 Kenneth Zadeck <zadeck@naturalbridge.com>
16689 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
16691 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
16692 phinodes_print_statistics, init_ssanames, fini_ssanames,
16693 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
16694 release_ssa_name, release_defs, replace_ssa_name_symbol,
16695 ssanames_print_statistics): Move ...
16696 * tree-flow.h: ... here.
16697 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
16698 Use FN instead of cfun.
16699 (make_ssa_name_fn): Rename from make_ssa_name.
16700 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
16701 * tree-flow-inline.h (make_ssa_name): Move from
16702 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
16703 * omp-low.c (expand_omp_parallel):
16704 * tree-flow-inline.h (redirect_edge_var_map_result):
16705 * tree-ssa.c (init_tree_ssa): Add argument FN.
16706 Use it instead of cfun. Update all users.
16708 2008-05-13 Tom Tromey <tromey@redhat.com>
16710 PR preprocessor/22168:
16711 * doc/cpp.texi (Top): Update menu.
16712 (Alternatives to Wrapper #ifndef): New node.
16713 (Other Directives): Document deprecation.
16714 (Obsolete Features): Remove menu.
16715 (Assertions): Merge node into Obsolete Features.
16716 (Obsolete once-only headers): Move earlier; rename to Alternatives
16717 to Wrapper #ifndef.
16718 * doc/cppopts.texi: Update.
16719 * c.opt (Wdeprecated): Enable for C and ObjC.
16720 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
16721 (C++ Dialect Options): Move -Wno-deprecated from here to...
16722 (Warning Options): ... here.
16724 2008-05-13 Richard Guenther <rguenther@suse.de>
16726 PR middle-end/36227
16727 * fold-const.c (fold_sign_changed_comparison): Do not allow
16728 changes in pointer-ness.
16730 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16733 * config/sh/sh.c (sh_expand_prologue): Don't clear
16734 RTX_FRAME_RELATED_P for push insns.
16736 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
16738 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
16740 2008-05-12 Anatoly Sokolov <aesok@post.ru>
16742 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
16743 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
16744 Use 'machine->is_leaf' instead of 'leaf_func_p'.
16746 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
16748 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
16749 (*vec_concatv4sf_sse): This.
16750 (*sse2_concatv2si): Renamed to ...
16751 (*vec_concatv2si_sse2): This.
16752 (*sse1_concatv2si): Renamed to ...
16753 (*vec_concatv2si_sse): This.
16754 (*vec_concatv2di_rex): Renamed to ...
16755 (*vec_concatv2di_rex64): This.
16756 (*vec_concatv2si_sse4_1): New.
16757 (*vec_concatv2di_rex64_sse4_1): Likewise.
16759 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
16761 PR rtl-optimization/36111
16762 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
16763 that was created for swappable operands.
16765 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
16768 * Makefile.in: Substitute GNATMAKE and GNATBIND.
16769 * configure.ac: Add call to ACX_PROG_GNAT.
16771 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
16773 * optc-gen.awk: Fix comment typo.
16775 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
16777 * pretty-print.c (pp_integer_with_precision): Use
16778 HOST_LONG_LONG_FORMAT.
16780 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
16782 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
16784 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
16786 * config/i386/i386.c (bdesc_ptest): Removed.
16787 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
16788 (bdesc_args): Add __builtin_ia32_ptestz128,
16789 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
16790 (ix86_init_mmx_sse_builtins): Updated.
16791 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
16792 (ix86_expand_builtin): Updated.
16794 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
16796 * tree-cfg.c (valid_fixed_convert_types_p): New function.
16797 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
16799 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
16801 * value-prof.c (interesting_stringop_to_profile): Do not
16802 return early for BUILT_IN_MEMPCPY.
16804 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
16806 * calls.c (expand_call): Don't use callgraph to increase
16807 preferred_stack_boundary.
16809 * cgraph.h (cgraph_rtl_info): Use unsigned on
16810 preferred_incoming_stack_boundary.
16812 * final.c (rest_of_clean_state): Use unsigned on
16813 preferred_stack_boundary.
16815 2008-05-09 Tom Tromey <tromey@redhat.com>
16817 PR preprocessor/22231:
16818 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
16821 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
16823 PR tree-optimization/36129
16824 * tree-ssa-ccp.c: Include value-prof.h.
16825 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
16826 built-in function was folded to a constant.
16827 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
16829 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
16830 Sebastian Pop <sebastian.pop@amd.com>
16832 * tree-scalar-evolution.c: Document instantiate_scev.
16833 (instantiate_parameters_1): Renamed instantiate_scev_1.
16834 Don't use the same loop for instantiation_loop and evolution_loop.
16835 (instantiate_scev): New.
16836 (instantiate_parameters): Moved...
16837 (resolve_mixers): Update call to instantiate_scev_1 to pass the
16838 same loop twice. Maintains the semantics for this function.
16839 * tree-scalar-evolution.h (instantiate_scev): Declare.
16840 (instantiate_parameters): ...here. Now static inline.
16841 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
16842 instead of resolve_mixers.
16844 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
16846 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
16848 2008-05-09 Tomas Bily <tbily@suse.cz>
16850 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
16851 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
16852 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16853 * c-common.c (c_common_truthvalue_conversion): Likewise.
16854 * tree-object-size.c (compute_object_offset): Likewise.
16855 * tree-inline.c (estimate_num_insns_1): Likewise.
16856 * varasm.c (const_hash_1, compare_constant, copy_constant)
16857 (compute_reloc_for_constant, output_addressed_constants)
16858 (initializer_constant_valid_p): Likewise.
16859 * c-omp.c (check_omp_for_incr_expr): Likewise.
16860 * gimplify.c (gimplify_expr): Likewise.
16861 * c-typeck.c (c_finish_return): Likewise.
16862 * tree-vectorizer.c (supportable_widening_operation)
16863 (supportable_narrowing_operation): Likewise.
16864 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
16865 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
16866 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
16867 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
16868 (descr_info_loc): Likewise.
16869 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16870 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
16871 (fold_unary): Likewise.
16872 * builtins.c (get_pointer_alignment): Likewise.
16873 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
16874 (instantiate_parameters_1): Likewise.
16875 * tree.c (expr_align, stabilize_reference): Likewise.
16876 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
16877 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
16878 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
16879 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16880 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
16881 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
16883 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
16884 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
16885 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
16886 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
16887 (forward_propagate_comparison)
16888 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16889 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
16890 * emit-rtl.c (component_ref_for_mem_expr)
16891 (set_mem_attributes_minus_bitpos): Likewise.
16892 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16893 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
16895 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
16896 (build_function_call, pointer_diff, build_compound_expr)
16897 (c_finish_return): Likewise.
16898 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
16899 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
16901 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
16902 * expr.c (is_aligning_offset): Likewise.
16903 * tree-ssa-alias.c (is_escape_site): Likewise.
16904 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
16905 (check_all_va_list_escapes): Likewise.
16906 * tree-ssa-loop-ivopts.c (determine_base_object)
16907 (determine_common_wider_type): Likewise.
16908 * dojump.c (do_jump): Likewise.
16909 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
16910 * tree-gimple.c (is_gimple_cast): Likewise.
16911 * fold-const.c (decode_field_reference, )
16912 (fold_sign_changed_comparison, fold_unary, fold_comparison)
16913 (fold_binary): Likewise.
16914 * tree-ssa-alias-warnings.c (find_alias_site_helper)
16915 (already_warned_in_frontend_p): Likewise.
16916 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
16917 * tree.c (really_constant_p, get_unwidened): Likewise.
16918 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
16919 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
16920 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
16922 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
16924 (CONVERT_EXPR_P): Define.
16925 (CASE_CONVERT): Define.
16927 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
16929 PR middle-end/36117
16930 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
16931 (delete_unmarked_insns): When deleting a call, call
16932 delete_unreachable_blocks.
16933 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
16934 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
16936 2008-05-08 Richard Guenther <rguenther@suse.de>
16938 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
16939 (-ftree-salias): Likewise.
16940 (salias-max-implicit-fields): Remove param documentation.
16941 (salias-max-array-elements): Likewise.
16942 * tree-pass.h (pass_create_structure_vars): Remove.
16943 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16944 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16945 * tree-ssa-alias.c (create_structure_vars): Remove.
16946 (gate_structure_vars): Likewise.
16947 (pass_create_structure_vars): Likewise.
16948 (gate_build_alias): Likewise.
16949 (pass_build_alias): Adjust to run always and dump the function.
16950 * common.opt (ftree-salias): Hide.
16951 * passes.c (init_optimization_passes): Remove
16952 pass_create_structure_vars, adjust comment.
16953 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16954 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16955 * opts.c (decode_options): Do not set flag_tree_salias.
16956 (common_handle_option): Add OPT_ftree_salias to the backward
16957 compatibility section.
16959 2008-05-08 Richard Guenther <rguenther@suse.de>
16961 * tree-flow-inline.h (var_can_have_subvars): Move ...
16962 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
16963 * tree-flow.h (var_can_have_subvars): Remove.
16964 (push_fields_onto_fieldstack): Remove.
16965 (sort_fieldstack): Likewise.
16966 (struct fieldoff): Move ...
16967 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
16968 alias_set and base_for_components fields.
16969 (sort_fieldstack): Make static.
16970 (push_fields_onto_fieldstack): Likewise. Remove code that
16971 handles anything but RECORD_TYPEs. Remove alias_set and
16972 base_for_components handling.
16973 (create_variable_info_for): Adjust.
16975 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
16977 * common.opt (Wframe-larger-than=): Shorten the help message
16979 * doc/invoke.texi (Wframe-larger-than=): Add more description.
16981 2008-05-08 Rafael EspÃ
\83Ândola <espindola@google.com>
16983 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
16985 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
16986 trap and that both operands are gimple values.
16987 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
16988 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
16991 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16993 * read-rtl.c (join_c_conditions): Return the first string if the
16994 two strings are equal.
16996 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16998 * gensupport.h (pred_data): Add a "num_codes" field.
16999 (add_predicate_code): Declare.
17000 * gensupport.c (add_predicate_code): New function.
17001 (std_pred_table): Add an "allows_const_p" field.
17002 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
17003 Remove the (incomplete) list of such codes from the codes field.
17004 (init_predicate_table): Use add_predicate_code. Add all
17005 RTX_CONST_OBJs if allows_const_p is true.
17006 * genrecog.c (process_define_predicate): Use add_predicate_code.
17008 2008-05-08 David Daney <ddaney@avtrex.com>
17009 Richard Sandiford <rsandifo@nildram.co.uk>
17011 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
17012 special case of constant zero operands.
17013 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
17014 old and new values. Special case constant zero values.
17015 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
17017 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
17018 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
17020 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
17023 * simplify-rtx.c (simplify_plus_minus): Create CONST of
17024 similar RTX_CONST_OBJ before CONST_INT.
17026 2008-05-08 Steve Ellcey <sje@cup.hp.com>
17028 * stmt.c (expand_stack_restore): Change sa mode if needed.
17030 2008-05-08 Richard Guenther <rguenther@suse.de>
17032 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
17033 return type to bool.
17034 (ix86_sol10_return_in_memory): Likewise.
17035 (ix86_i386elf_return_in_memory): Likewise.
17036 (ix86_i386interix_return_in_memory): Likewise.
17037 * config/i386/i386.c (ix86_return_in_memory): Likewise.
17038 (ix86_sol10_return_in_memory): Likewise.
17039 (ix86_i386elf_return_in_memory): Likewise.
17040 (ix86_i386interix_return_in_memory): Likewise.
17042 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17045 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
17047 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
17048 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
17051 2008-05-08 Richard Guenther <rguenther@suse.de>
17053 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
17054 * tree-data-ref.h (struct dr_alias): Remove subvars field.
17055 (DR_SUBVARS): Remove.
17056 * tree-dfa.c (dump_subvars_for): Remove.
17057 (debug_subvars_for): Likewise.
17058 (dump_variable): Do not dump subvars.
17059 (remove_referenced_var): Do not remove subvars.
17060 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
17061 (lookup_subvars_for_var): Remove.
17062 (get_subvars_for_var): Likewise.
17063 (get_subvars_at): Likewise.
17064 (get_first_overlapping_subvar): Likewise.
17065 (overlap_subvar): Likewise.
17066 * tree-flow.h (subvar_t): Remove.
17067 (struct var_ann_d): Remove subvars field.
17068 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
17069 argument. Remove special handling of SFTs.
17070 (compute_tag_properties): Likewise.
17071 (set_initial_properties): Likewise.
17072 (compute_call_clobbered): Likewise.
17073 (count_mem_refs): Likewise.
17074 (compute_memory_partitions): Likewise.
17075 (compute_flow_insensitive_aliasing): Likewise.
17076 (setup_pointers_and_addressables): Likewise.
17077 (new_type_alias): Likewise.
17078 (struct used_part): Remove.
17079 (used_portions): Likewise.
17080 (struct used_part_map): Likewise.
17081 (used_part_map_eq): Likewise.
17082 (used_part_map_hash): Likewise.
17083 (free_used_part_map): Likewise.
17084 (up_lookup): Likewise.
17085 (up_insert): Likewise.
17086 (get_or_create_used_part_for): Likewise.
17087 (create_sft): Likewise.
17088 (create_overlap_variables_for): Likewise.
17089 (find_used_portions): Likewise.
17090 (create_structure_vars): Likewise.
17091 * tree.def (STRUCT_FIELD_TAG): Remove.
17092 * tree.h (MTAG_P): Adjust.
17093 (struct tree_memory_tag): Remove base_for_components and
17094 unpartitionable flags.
17095 (struct tree_struct_field_tag): Remove.
17096 (SFT_PARENT_VAR): Likewise.
17097 (SFT_OFFSET): Likewise.
17098 (SFT_SIZE): Likewise.
17099 (SFT_NONADDRESSABLE_P): Likewise.
17100 (SFT_ALIAS_SET): Likewise.
17101 (SFT_UNPARTITIONABLE_P): Likewise.
17102 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
17103 (union tree_node): Remove sft field.
17104 * alias.c (get_alias_set): Remove special handling of SFTs.
17105 * print-tree.c (print_node): Remove handling of SFTs.
17106 * tree-dump.c (dequeue_and_dump): Likewise.
17107 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
17108 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
17109 * tree-predcom.c (set_alias_info): Do not set subvars.
17110 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
17111 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
17112 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
17113 (add_vars_for_offset): Remove.
17114 (add_virtual_operand): Remove special handling of SFTs.
17115 (add_call_clobber_ops): Likewise.
17116 (add_call_read_ops): Likewise.
17117 (get_asm_expr_operands): Likewise.
17118 (get_modify_stmt_operands): Likewise.
17119 (get_expr_operands): Likewise.
17120 (add_to_addressable_set): Likewise.
17121 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
17122 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
17123 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
17124 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
17125 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
17126 (tree_node_structure): Likewise.
17127 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
17129 (find_what_p_points_to): Likewise.
17131 2008-05-08 Sa Liu <saliu@de.ibm.com>
17133 * config/spu/spu.md: Fixed subti3 pattern.
17135 2008-05-08 Richard Guenther <rguenther@suse.de>
17137 PR middle-end/36154
17138 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
17139 sure to create a representative for trailing arrays for PTA.
17141 2008-05-08 Richard Guenther <rguenther@suse.de>
17143 PR middle-end/36172
17144 * fold-const.c (operand_equal_p): Two objects which types
17145 differ in pointerness are not equal.
17147 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17149 * calls.c (compute_argument_block_size): Add argument tree fndecl.
17150 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
17151 (emit_library_call_value_1): Add new variable fndecl initialized by
17152 NULL_TREE. It should be the decl type of orgfun, but this information
17153 seems not to be available here, so it uses the default calling abi.
17154 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
17155 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
17156 by TARGET_RETURN_IN_MEMORY.
17157 * config/i386/i386-interix.h: Likewise.
17158 * config/i386/i386.h: Likewise.
17159 * config/i386/i386elf.h: Likewise.
17160 * config/i386/ptx4-i.h: Likewise.
17161 * config/i386/sol2-10.h: Likewise.
17162 * config/i386/sysv4.h: Likewise.
17163 * config/i386/vx-common.h: Likewise.
17164 * config/cris/cris.h: Removed #if 0 clause.
17165 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
17166 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
17168 (ix86_sol10_return_in_memory): Likewise.
17169 (ix86_i386elf_return_in_memory): New.
17170 (ix86_i386interix_return_in_memory): New.
17171 * config/mt/mt-protos.h (mt_return_in_memory): New.
17172 * config/mt/mt.c: Likewise.
17173 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17174 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
17175 * config/bfin/bfin.h: Likewise.
17176 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
17178 * config/bfin/bfin.c: Likewise.
17179 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17180 * config/alpha/unicosmk.h: Likewise.
17181 * config/i386/cygming.h: Likewise.
17182 * config/iq2000/iq2000.h: Likewise.
17183 * config/mips/mips.h: Likewise.
17184 * config/mn10300/mn10300.h: Likewise.
17185 * config/rs6000/rs6000.h: Likewise.
17186 * config/score/score.h: Likewise.
17187 * config/spu/spu.h: Likewise.
17188 * config/v850/v850.h: Likewise.
17189 * defaults.h: Likewise.
17190 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
17191 * expr.c (emit_block_move): Adjust use of
17192 OUTGOING_REG_PARM_STACK_SPACE.
17193 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
17194 OUTGOING_REG_PARM_STACK_SPACE.
17195 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
17197 2008-05-08 Jakub Jelinek <jakub@redhat.com>
17199 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
17200 on OMP_RETURN for OMP_FOR.
17203 * dwarf2out.c (dw_expand_expr, common_check): Removed.
17204 (fortran_common): New function.
17205 (gen_variable_die): Call fortran_common instead of common_check,
17206 adjust for it returning tree instead of rtx. Formatting.
17208 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17212 * see.c (see_copy_insn): Copy new pure const attributes for new call.
17213 * c-decl.c (merge_decls): Ditto.
17214 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
17215 to RTL_CONST_OR_PURE_CALL_P.
17216 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
17217 Initialized DECL_LOOPING_CONST_PURE.
17218 (process_call_operands): Set tree_side_effects properly.
17219 * tree.h (TREE_READONLY_DECL_P): Removed.
17220 (DECL_IS_PURE): Renamed to DECL_PURE_P.
17221 (DECL_LOOPING_OR_CONST_P): New macro.
17222 (struct tree_function_decl): Added looping_const_or_pure_p.
17223 (ECF_*) Renumbered.
17224 (ECF_LOOPING_OR_CONST_P): New macro.
17225 * rtlanal.c (pure_const_p): Removed.
17226 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
17227 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
17228 to RTL_CONST_CALL_P.
17229 * ipa-pure-const.c (pure_const_state_e): Added looping field.
17230 (check_decl, check_tree, check_call, scan_function): Initialize
17232 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
17233 (static_execute): Set looping true for recursive functions.
17234 Undo setting state to IPA_NEITHER for recursive functions.
17235 * cse.c (cse_insn):
17236 * ifcvt.c (noce_can_store_speculate_p): Changed
17237 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
17238 RTL_CONST_OR_PURE_CALL_P.
17239 * dse.c (scan_insn): Ditto.
17240 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
17241 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
17242 RTL_CONST_OR_PURE_CALL_P.
17243 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
17244 pure_call_p to RTL_CONST_CALL_P.
17245 * gimplify.c (gimplify_call_expr): Clear side effects for
17246 non-looping pure and constant calls.
17247 * calls.c (emit_call_1): Set rtl flags from ecf flags.
17248 (flags_from_decl_or_type): Set ecf flags from decl flags.
17249 (initialize_argument_information): Turn off
17250 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
17251 Change const to pure if callee_copies is true rather than just
17253 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
17254 way of marking pure calls.
17255 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
17256 Remove hack that was supposed to fix pr7335 and remove old
17257 way of marking pure calls.
17258 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
17259 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
17260 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
17261 RTL_CONST_OR_PURE_CALL_P.
17262 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
17263 * loop-invariant.c (find_exits, find_invariant_bb): Changed
17264 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
17265 * sched-deps.c (schedule_analyze): Ditto.
17266 * rtl.h (struct rtx_def): Use call field, unchanging field, and
17267 return_val field of calls to represent pure and const function info.
17268 (CONST_OR_PURE_CALL_P): Deleted macro.
17269 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17270 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
17271 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
17273 * tree-optimize.c (execute_fixup_cfg): Added test for
17274 ECF_LOOPING_CONST_OR_PURE.
17275 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
17277 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
17278 effects for looping pure or const calls.
17279 (verify_gimple_expr): Added verification code.
17280 * config/alpha/alpha.c (alpha_legitimize_address,
17281 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
17283 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
17284 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
17285 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
17286 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
17287 RTL_CONST_OR_PURE_CALL_P.
17288 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
17289 and const calls to be deleted.
17291 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17294 * config/i386/mmx.md (mmx_subv2sf3): New expander.
17295 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
17296 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
17297 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17298 to handle nonimmediate operands.
17299 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
17300 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
17301 to handle nonimmediate operands.
17302 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
17303 (mmx_pmulhrwv4hi3): New expander. Use
17304 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17305 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
17306 (sse2_umulv1siv1di3): New expander. Use
17307 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17308 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
17309 (mmx_eq<mode>3): New expander. Use
17310 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17311 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
17312 (mmx_uavgv8qi3): New expander. Use
17313 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17314 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
17315 (mmx_uavgv4hi3): New expander. Use
17316 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17318 * config/i386/sse.md
17319 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
17320 to handle nonimmediate operands.
17321 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
17322 to handle nonimmediate operands.
17323 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
17324 to handle nonimmediate operands.
17325 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
17326 to handle nonimmediate operands.
17327 (sse2_unpckhpd_exp): New expander. Use
17328 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17329 (sse2_unpcklpd_exp): New expander. Use
17330 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17331 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
17332 to handle nonimmediate operands.
17333 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
17334 to handle nonimmediate operands.
17335 (*sse2_<plusminus_insn><mode>3): Rename from
17336 sse2_<plusminus_insn><mode>3 insn pattern.
17337 (sse2_<plusminus_insn><mode>3): New expander. Use
17338 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17339 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
17340 (sse2_umulv2siv2di3): New expander. Use
17341 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17342 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
17343 (sse4_1_mulv2siv2di3): New expander. Use
17344 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17345 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
17346 (sse2_pmaddwd): New expander. Use
17347 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17348 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
17349 (sse2_eq<mode>3): New expander. Use
17350 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17351 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
17352 (sse4_1_eqv2di3): New expander. Use
17353 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17354 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17355 (sse2_uavgv16qi3): New expander. Use
17356 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17357 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17358 (sse2_uavgv16qi3): New expander. Use
17359 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17360 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
17361 (sse2_uavgv8hi3): New expander. Use
17362 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17363 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
17364 (ssse3_pmulhrswv8hi3): New expander. Use
17365 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17366 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
17367 (ssse3_pmulhrswv4hi3): New expander. Use
17368 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17370 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
17371 (<sse>_vmmul<mode>3): Ditto.
17372 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
17374 (ssse3_pmaddubsw128): Use register_operand for operand 1.
17375 (ssse3_pmaddubsw): Ditto.
17377 * config/i386/i386.c (struct_builtin_description)
17378 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
17379 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
17380 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
17381 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
17382 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
17383 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
17384 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
17385 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
17386 (ix86_fixup_binary_operands): Assert that src1
17387 and src2 must have the same mode when swapped.
17388 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
17389 and ix86_binary_operator_ok. Do not force operands in registers
17392 2008-05-07 Jan Hubicka <jh@suse.cz>
17394 * cgraph.c (dump_cgraph_node): Update.
17395 * cgraph.h (cgraph_local_info): Break out inline summary.
17396 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
17398 * ipa-inline (inline_summary): New accestor function.
17399 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
17400 cgraph_decide_inlining, compute_inline_parameters): Update.
17401 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
17403 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
17405 Cleanup ColdFire scheduling support and add V4 pipeline model.
17407 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
17408 (define_attr cpu): Add cfv4 value.
17409 (define_attr type, define_attr type1): Merge into a single 'type'
17410 attribute. Update all uses.
17411 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
17412 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
17414 (define_attr opx_mem, define_attr opy_mem): Remove.
17415 (define_attr op_mem): Clean up, update comment.
17416 (define_attr size): Use specific values instead of general int.
17417 (define_attr guess, define_attr split): Remove. Update all uses.
17418 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
17419 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
17420 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
17421 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
17422 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
17423 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
17424 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
17425 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
17426 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
17427 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
17428 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
17429 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
17430 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
17431 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
17432 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
17433 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
17434 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
17435 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
17436 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
17437 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
17438 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
17439 Update or set attributes.
17440 (stack_tie): New fake instruction.
17442 * config/m68k/m68k.h (TUNE_CFV4): New macro.
17443 (m68k_sched_attr_size): Update declaration.
17444 (m68k_sched_attr_type2): Remove.
17445 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
17446 Declare new bypass predicates.
17448 * config/m68k/m68k.c (m68k_sched_issue_rate,
17449 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
17451 (TARGET_SCHED_ISSUE_RATE,
17452 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
17453 (override_options): Handle scheduling for ColdFire V4 core.
17454 (m68k_expand_prologue): Emit stack_tie.
17455 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
17456 'OP_TYPE_FPN'. Update all uses.
17457 (sched_guess_p): Remove.
17458 (sched_address_type): Handle symbolic addresses.
17459 (sched_get_operand): New static function.
17460 (sched_operand_type): Merge into sched_attr_op_type.
17461 (sched_attr_op_type): Handle FP registers, handle quick constants,
17463 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
17464 (m68k_sched_attr_size): Update. Move logic to ...
17465 (sched_get_attr_size_int): New static function.
17466 (sched_get_opxy_mem_type): New static function.
17467 (m68k_sched_attr_op_mem): Update.
17468 (m68k_sched_attr_type2): Remove.
17469 (sched_cfv4_bypass_data): New static variable.
17470 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
17471 (m68k_sched_issue_rate): Implement scheduler hook.
17472 (struct _sched_ib: enabled_p): New field.
17473 (m68k_sched_variable_issue): Update. Handle V4.
17474 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
17475 sched_dump_class_func_t, sched_dump_split_class,
17476 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
17477 sched_dump_dfa_class, m68k_sched_dump): Remove.
17478 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
17480 (m68k_sched_init_global): Remove statisctics dumping, introduce
17481 sanity check that all instructions have pipeline reservations. Handle
17483 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17484 Handle ColdFire V4 core.
17485 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
17486 New static functions.
17487 (m68k_sched_address_bypass_p): New bypass predicate.
17488 (sched_get_indexed_address_scale): New static function.
17489 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
17491 * cf.md: Update comments.
17492 (define_attr type2): Remove. Use 'type' attribute instead.
17494 (cf_ib): Rename to cfv123_ib. Update all uses.
17495 (cf_oep): Rename to cfv123_oep. Update all uses.
17496 (cf_chr): Rename to cfv123_chr. Update all uses.
17497 (cf_mem): Rename to cfv123_mem. Update all uses.
17498 (cf_mac): Move to more appropriate place.
17499 (cfv123_guess): New automaton and cpu_unit.
17500 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
17501 Update uses of 'size' attribute. Handle before reload scheduling.
17502 (cfv123_guess): New dummy reservation for unhandled instructions.
17503 (cfv4_*): Pipeline description of ColdFire V4 core.
17504 (ignore): New reservation to handle 'ignore' type.
17506 2008-05-07 Ian Lance Taylor <iant@google.com>
17508 PR middle-end/36013
17509 * gimplify.c (find_single_pointer_decl_1): Don't look through
17511 (find_single_pointer_decl): Adjust comments.
17513 2008-05-07 Jakub Jelinek <jakub@redhat.com>
17515 PR middle-end/36137
17516 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
17517 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
17519 PR middle-end/36106
17520 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
17521 integral type rather than floating point, then VIEW_CONVERT_EXPR
17522 to the floating point type.
17524 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17526 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
17527 TFmode op0 to register.
17529 2008-05-07 Alan Modra <amodra@bigpond.net.au>
17531 * c-decl.c (grokdeclarator): Comment typo.
17533 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
17535 * tree-flow.h: Remove prototype for computed_goto_p.
17536 * tree-cfg.c (computed_goto_p): Make static.
17538 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
17541 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
17542 (contains_aligned_value_p): This. Handle _Decimal128.
17543 (ix86_function_arg_boundary): Only align _Decimal128 to its
17544 natural boundary and handle it properly.
17546 2008-05-06 Martin Jambor <mjambor@suse.cz>
17548 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
17549 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
17550 (ipcp_method_set_orig_node): Removed.
17551 (ipcp_cval_get_cvalue_type): Removed.
17552 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
17553 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
17554 (ipcp_cval_set_cvalue_type): Removed.
17555 (ipcp_cval_get_cvalue): Removed.
17556 (ipcp_cval_set_cvalue): Removed.
17557 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
17558 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
17559 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
17560 (ipcp_cval_meet): Renamed to ipa_lattice_meet
17561 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
17562 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
17563 (ipcp_get_ith_lattice): Changed parameters.
17564 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
17565 (ipcp_lattice_from_jfunc): Changed parameters.
17566 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
17567 (ipcp_method_cval_print): Added temporary variable info.
17568 (ipcp_redirect): Removed already unused local variable caller.
17569 (ipcp_redirect): New temporary variable orig_callee_info
17570 (ipcp_redirect): Removed newly unused local variable callee.
17571 (ipcp_redirect): Removed (a bit confusing) local variable type.
17572 (ipcp_insert_stage): Added local variable info.
17573 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
17575 (ipcp_formal_create): Removed.
17576 (ipcp_method_cval_set): Removed.
17577 (ipcp_propagate_stage): Renamed lattice variables.
17578 (ipcp_method_cval_set_cvalue_type): Removed.
17579 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
17580 (ipcp_print_all_lattices): Changed printed strings to refer to
17581 lattices rather than cvals.
17582 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
17583 (ipcp_propagate_const): Changed formal parameters.
17584 (build_const_val): Changed formal parameters.
17585 (ipcp_insert_stage): Removed useless variable cvalue
17586 (build_const_val): Changed formal parameters.
17587 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
17588 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
17589 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
17590 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
17591 (ipcp_print_func_profile_counts): Changed string from "method" to
17593 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
17594 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
17595 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
17596 (ipcp_structures_print): Renamed to ipcp_print_all_structures
17597 (ipcp_profile_print): Renamed to ipcp_print_profile_data
17598 (ipcp_lat_is_const): Changed parameters and made inline.
17599 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
17600 (ipcp_redirect): Renamed to ipcp_need_redirect_p
17601 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
17602 the predicate condition directly
17603 (ipcp_propagate_stage): Added local variable args. Removed local
17604 variable callee. (Both are mere code simplifications.)
17605 (ipcp_method_dont_insert_const): Renamed to
17606 ipcp_node_not_modifiable_p.
17607 (ipcp_node_not_modifiable_p): Made inline.
17608 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
17609 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
17610 (ipcp_print_all_lattices): Removed variable cvalue
17611 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
17614 2008-05-06 Olivier Hainque <hainque@adacore.com>
17616 * tree-sra.c (try_instantiate_multiple_fields): Early return
17617 if field has POINTER_TYPE.
17619 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
17621 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
17622 by using 'q' specifier for instruction.
17623 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
17625 2008-05-06 Anatoly Sokolov <aesok@post.ru>
17627 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17628 Change mode of zero_extract from QImode to HImode.
17629 (sign bit tests peepholes): (Ditto.).
17631 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
17633 * config/i386/mmx.md: Remove double backslashes from asm templates.
17634 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
17635 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17636 to handle nonimmediate operands.
17637 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
17638 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17639 to handle nonimmediate operands.
17640 (*mmx_<code>v2sf3_finite): New insn pattern.
17641 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
17642 (mmx_<code>v2sf3): New expander. Use
17643 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17644 (mmx_<plusminus_insn><mode>3): New expander. Use
17645 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17646 (*mmx_<plusminus_insn><mode>3): New insn pattern.
17647 (mmx_add<mode>3): Removed.
17648 (mmx_ssadd<mode>3): Ditto.
17649 (mmx_usadd<mode>3): Ditto.
17650 (mmx_sub<mode>3): Ditto.
17651 (mmx_sssub<mode>3): Ditto.
17652 (mmx_ussub<mode>3): Ditto.
17653 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
17654 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
17655 to handle nonimmediate operands.
17656 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
17658 (mmx_smulv4hi3_highpart): New expander. Use
17659 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17660 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
17662 (mmx_umulv4hi3_highpart): New expander. Use
17663 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17664 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
17665 (mmx_<code>v4hi3): New expander. Use
17666 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17667 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
17668 (mmx_<code>v8qi3): New expander. Use
17669 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17670 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
17671 (mmx_<code><mode>3): New expander. Use
17672 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17674 2008-05-05 Jan Hubicka <jh@suse.cz>
17676 PR tree-optimization/36118
17677 * passes.c (pass_init_dump_file): Fix dump header.
17679 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
17681 PR middle-end/36141
17682 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
17683 VCE for function decls.
17685 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17687 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
17689 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17691 * config/i386/i386.md (sat_plusminus): New.
17692 (plusminus_insn): Likewise.
17693 (plusminus_mnemonic): Likewise.
17695 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
17696 (*<addsub><mode>3_cc_overflow): Renamed to ...
17697 (*<plusminus_insn><mode>3_cc_overflow): This.
17698 (*<addsub>si3_zext_cc_overflow): Renamed to ...
17699 (*<plusminus_insn>si3_zext_cc_overflow): This.
17701 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
17702 (<plusminus_insn><mode>3): This.
17703 (*<addsub><mode>3): Renamed to ...
17704 (*<plusminus_insn><mode>3): This.
17705 (<sse>_vm<addsub><mode>3): Renamed to ...
17706 (<sse>_vm<plusminus_insn><mode>3): This.
17707 (sse3_h<addsub>v4sf3): Renamed to ...
17708 (sse3_h<plusminus_insn>v4sf3): This.
17709 (sse3_h<addsub>v2df3): Renamed to ...
17710 (sse3_h<plusminus_insn>v2df3): This.
17711 (<plusminus_insn><mode>3): New.
17712 (*<plusminus_insn><mode>3): Likewise.
17713 (sse2_<plusminus_insn><mode>3): Likewise.
17714 (add<mode>): Removed.
17715 (*add<mode>3): Likewise.
17716 (sse2_ssadd<mode>3): Likewise.
17717 (sse2_usadd<mode>3): Likewise.
17718 (sub<mode>3): Likewise.
17719 (*sub<mode>3): Likewise.
17720 (sse2_sssub<mode>3): Likewise.
17721 (sse2_ussub<mode>3): Likewise.
17723 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
17725 * gthr-single.h: Add in required interface elements as per gthr.h.
17726 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
17727 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
17728 Generalize UNUSED macro.
17729 (__gthread_once): Add.
17730 (__gthread_key_create): Add.
17731 (__gthread_key_delete): Add.
17732 (__gthread_getspecific): Add.
17733 (__gthread_setspecific): Add.
17735 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
17737 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
17738 the same size types for the indirect reference on the rhs, then
17741 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
17743 * config/i386/i386.md
17744 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
17745 one insn template instead of template series.
17746 (*xordi_1_rex64): Ditto.
17747 (*xordi_2_rex64): Ditto.
17749 2008-05-05 Ira Rosen <irar@il.ibm.com>
17751 PR tree-optimization/36119
17752 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
17755 2008-06-04 Jan Hubicka <jh@suse.cz>
17757 tree-optimization/36100
17758 * tree-pass.h (pass_O0_always_inline): Declare.
17759 * ipa-inline.c (inline_transform): Remove dead code.
17760 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
17761 pass_O0_always_inline): New.
17762 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
17764 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
17766 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
17767 mnemonic in this_param move for TARGET_64BIT.
17769 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
17771 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
17772 (*strmovsi_rex_1): Ditto.
17773 (*strsetsi_1): Ditto.
17774 (*strsetsi_rex_1): Ditto.
17776 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
17777 adddicc expanders using SWI mode iterator.
17779 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
17782 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
17785 2008-05-04 David S. Miller <davem@davemloft.net>
17787 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
17788 (sparc*-*-linux*): Use linux.h in tm_file.
17789 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
17790 compiler defaulting to 32-bit.
17791 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
17793 * config/sparc/linux.h: Remove definitions now obtained
17794 properly from linux.h
17795 * config/sparc/linux64.h: Likewise.
17796 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
17797 don't want this setting for 32-bit builds in a biarch compiler.
17798 * doc/install.texi: Add sparc-linux to list of targets
17799 supporting --enable-targets=all.
17801 2008-05-03 Andrew Pinski <pinskia@gmail.com>
17803 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
17805 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
17807 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
17808 after V4SI_FTYPE_V8HI.
17809 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
17810 case V4SI_FTYPE_V2DF.
17812 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
17814 * doc/invoke.texi (max-flow-memory-locations): Removed.
17815 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
17817 2008-05-03 Richard Guenther <rguenther@suse.de>
17819 PR middle-end/34973
17820 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
17822 2008-05-02 David S. Miller <davem@davemloft.net>
17824 * config.gcc (need_64bit_hwint): Document libcpp dependency.
17826 2008-05-02 Simon Baldwin <simonb@google.com>
17829 * c-common.h (warn_array_subscript_range): Removed.
17830 * c-common.c (warn_array_subscript_range): Ditto.
17831 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
17832 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
17834 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17836 * config/i386/i386.c (ix86_special_builtin_type): New.
17837 (bdesc_special_args): Likewise.
17838 (ix86_expand_special_args_builtin): Likewise.
17839 (ix86_init_mmx_sse_builtins): Updated.
17840 (ix86_expand_builtin): Updated.
17841 (ix86_expand_store_builtin): Removed.
17842 (ix86_expand_unop_builtin): Likewise.
17844 * config/i386/mm3dnow.h (__v2sf): Moved to ...
17845 * config/i386/mmintrin.h (__v2sf): Here.
17847 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
17849 (_mm_loadl_pi): Likewise.
17850 (_mm_storeh_pi): Replace __v2si with __v2sf.
17851 (_mm_storel_pi): Likewise.
17853 * doc/extend.texi: Correct __builtin_ia32_loadhps,
17854 __builtin_ia32_loadlps, __builtin_ia32_storehps,
17855 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
17856 __builtin_ia32_loadlpd.
17858 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17860 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
17861 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
17862 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
17863 (ix86_init_mmx_sse_builtins): Updated.
17864 (ix86_expand_args_builtin): Likewise.
17865 (ix86_expand_builtin): Likewise.
17866 (ix86_expand_unop1_builtin): Renamed to ...
17867 (ix86_expand_unop_vec_merge_builtin): This.
17869 2008-05-01 Jan Hubicka <jh@suse.cz>
17872 * ipa-inline.c (inline_generate_summary): Make static.
17873 (inline_transform): Do not call inlining at -O0; make static.
17874 * passes.c (execute_todo): Add sanity check.
17875 (execute_one_ipa_transform_pass): Execute proper flags.
17877 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
17879 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
17880 (DECL_NONADDRESSABLE_P): Likewise.
17881 * alias.c (record_component_aliases): Fix comment.
17883 2008-05-01 Simon Baldwin <simonb@google.com>
17885 * c-common.h (warn_array_subscript_range): New function.
17886 * c-common.c (warn_array_subscript_range): Ditto.
17887 * tree-vrp.c (check_array_ref): Corrected code to agree with
17888 comment, ignoring only arrays of size 0 or size 1.
17889 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
17891 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17893 * config/i386/i386.c (ix86_builtin_type): Replace
17894 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
17895 (bdesc_args): Updated.
17896 (ix86_init_mmx_sse_builtins): Likewise.
17897 (ix86_expand_args_builtin): Likewise.
17899 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
17902 * doc/extend.texi: Correct __builtin_ia32_palignr.
17904 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17907 * config/i386/i386.c (bdesc_crc32): Removed.
17908 (ix86_expand_crc32): Likewise.
17909 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
17910 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
17911 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
17912 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
17913 UINT_FTYPE_UINT_UCHAR.
17914 (bdesc_args): Updated. Add crc32 builtins.
17915 (ix86_init_mmx_sse_builtins): Updated.
17916 (ix86_expand_args_builtin): Updated to support subreg.
17918 * doc/extend.texi: Correct __builtin_ia32_crc32di.
17920 2008-05-01 Jan Hubicka <jh@suse.cz>
17922 * tree-pass.h (opt_pass): Add IPA_PASS.
17923 (varpool_node, cgraph_node): Forward declare.
17924 (ipa_opt_pass): Define.
17925 (pass_ipa_inline): Turn into ipa_opt_pass.
17926 (pass_apply_inline): Remove.
17927 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
17928 (apply_inline): Turn into ....
17929 (inline_transform): ... this one.
17930 (inline_generate_summary): New function.
17931 (pass_apply_inline): Remove.
17932 * function.h (ipa_opt_pass): Forward declare structure; typedef;
17934 (struct function): Add ipa_transforms_to_apply.
17935 * passes.c (register_one_dump_file): Work on IPA_PASS.
17936 (init_optimization_passes): Remove pass_inline_parameters and
17938 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
17939 (execute_one_pass) ... here; apply transforms when possible.
17940 (add_ipa_transform_pass, execute_ipa_summary_asses,
17941 execute_one_ipa_transform_pass): New.
17942 (execute_ipa_pass_list): Update for IPA_PASS type.
17944 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17946 * config/i386/i386.c (ix86_builtin_type): Add
17947 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
17948 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
17949 (bdesc_args): Add SSE4a builtins.
17950 (ix86_init_mmx_sse_builtins): Updated.
17951 (ix86_expand_args_builtin): Likewise.
17952 (ix86_expand_builtin): Likewise.
17954 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17956 * config/i386/i386.c (ix86_builtin_type): Add
17957 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
17958 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
17959 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
17960 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
17961 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
17962 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
17963 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
17964 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
17965 and DI_FTYPE_DI_DI_INT.
17966 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
17967 (ix86_init_mmx_sse_builtins): Updated.
17968 (ix86_expand_args_builtin): Likewise.
17969 (ix86_expand_builtin): Likewise.
17970 (ix86_expand_binop_imm_builtin): Removed.
17972 * doc/extend.texi: Correct __builtin_ia32_palignr128.
17974 2008-04-30 Richard Guenther <rguenther@suse.de>
17976 PR tree-optimization/32921
17977 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
17979 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
17981 * config/arm/arm.c (arm_unwind_emit): Use
17982 crtl->all_throwers_are_sibcalls instead of
17983 cfun->all_throwers_are_sibcalls.
17984 (arm_output_fn_unwind): Likewise.
17985 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
17986 instead of cfun->uses_pic_offset_table.
17987 (frv_expand_prologue): Likewise.
17988 (frv_frame_pointer_required): Likewise.
17989 (frv_expand_fdpic_call): Likewise.
17990 (frv_emit_movsi): Likewise.
17991 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
17992 cfun->returns_pcc_struct instead of
17993 current_function_returns_pcc_struct.
17994 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
17995 instead of cfun->calls_eh_return.
17996 (m32c_pushm_popm): Likewise.
17997 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
17998 "extern" declaration.
18000 2008-04-30 Richard Guenther <rguenther@suse.de>
18002 PR tree-optimization/21636
18003 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
18005 (evaluate_stmt): Print the likely value.
18006 (ccp_visit_stmt): Avoid excessive vertical spacing.
18008 2008-04-30 Rafael EspÃ
\83Ândola <espindola@google.com>
18010 * builtins.c (fold_call_expr): Return realret.
18011 * tree-ssa-threadedge.c
18012 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18013 __builtin_object_size.
18015 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
18017 * gcc.c (wrapper_string): New variable.
18018 (insert_wrapper): New function.
18019 (execute): New option -wrapper.
18020 * doc/invoke.texi (Overall Options): New driver option -wrapper.
18022 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
18024 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
18025 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
18026 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
18028 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
18029 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
18030 config/rs6000/e500crtres64gprctr.asm,
18031 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
18032 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
18033 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
18034 config/rs6000/e500crtsav64gprctr.asm,
18035 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
18036 config/rs6000/e500crtsavg64gprctr.asm: New files.
18037 * config/rs6000/t-ppccomm: Add build rules for new files.
18038 (LIB2FUNCS_STATIC_EXTRA): Add new files.
18039 * config/rs6000/t-netbsd: Add build rules for new files.
18040 (LIB2FUNCS_STATIC_EXTRA): New variable.
18041 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
18042 (CRTSAVRES_DEFAULT_SPEC): Likewise.
18043 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
18045 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
18047 * config/i386/i386.c (ix86_builtin_type): Add
18048 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
18049 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
18050 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
18051 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
18052 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
18053 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
18054 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
18055 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
18056 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
18057 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
18058 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
18059 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
18060 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
18061 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
18062 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
18063 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
18064 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
18065 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
18066 V1DI_FTYPE_V2SI_V2SI.
18067 (bdesc_2arg): Moved to ...
18068 (bdesc_args): Here.
18069 (ix86_init_mmx_sse_builtins): Updated.
18070 (ix86_expand_args_builtin): Updated. Take a pointer
18071 to const struct builtin_description. Handle comparison
18073 (ix86_expand_sse_compare): Take a new argument for swapping operands.
18074 (ix86_expand_builtin): Updated.
18076 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
18077 (ssse3_pmaddubsw128): This.
18078 (ssse3_pmaddubswv4hi3): Renamed to ...
18079 (ssse3_pmaddubsw): This.
18081 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
18082 (__builtin_ia32_packssdw128): Likewise.
18083 (__builtin_ia32_packuswb128): Likewise.
18084 (__builtin_ia32_pmaddubsw): Likewise.
18085 (__builtin_ia32_pmaddubsw128): Likewise.
18087 2008-04-30 Richard Guenther <rguenther@suse.de>
18089 PR tree-optimization/14847
18090 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
18091 (recognize_bits_test): Use it.
18092 (recognize_single_bit_test): Likewise.
18094 2008-04-30 Martin Jambor <mjambor@suse.cz>
18096 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
18097 instead of setting number of formal parameters to zero.
18098 (ipcp_init_stage): Do not set the number of actual parameters to zero
18100 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
18101 which are called with variable number of arguments.
18102 (ipcp_insert_stage): Explicitely skipping all nodes which are
18103 called with variable number of arguments.
18104 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
18105 number of parameters.
18107 * ipa-prop.h (struct ipa_node_params): Added flag
18108 called_with_var_arguments
18109 (ipa_set_param_count): Added. Changed sole setter to use it.
18110 (ipa_get_param_count): Added. All readers of param_count
18111 converted to use it instead.
18112 (ipa_set_called_with_variable_arg): Added.
18113 (ipa_is_called_with_var_arguments): Added.
18114 (ipa_get_ith_param): Added. All readers of param_decls converted
18116 (ipa_set_cs_argument_count): Added, sole writer to argument_count
18118 (ipa_get_cs_argument_count): Added, all readers of argument_count
18120 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
18123 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
18124 (struct ipcp_lattice): Renamed cval_type to type
18125 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
18127 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
18128 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
18129 (ipcp_insert_stage): Changed the type of variable cvalue to tree
18130 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
18131 (build_const_val): Changed the type of parameter cvalue to tree
18132 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
18133 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
18135 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
18138 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
18139 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
18140 (ipa_add_method): Renamed to ipa_push_func_to_list
18141 (ipa_remove_method): Renamed to ipa_pop_func_from_list
18142 (ipa_callsite_param_count): Removed.
18143 (ipa_callsite_param_count_set): Removed.
18144 (ipa_callsite_param): Removed.
18145 (ipa_callsite_callee): Removed.
18146 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
18147 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
18148 (ipa_method_formal_count): Removed.
18149 (ipa_method_formal_count_set): Removed.
18150 (ipa_method_get_tree): Removed.
18151 (ipa_method_tree_map_create): Removed.
18152 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
18153 (ipa_create_param_decls_array): Creates the array itself
18154 (ipa_create_param_decls_array): Temporary variable info instead of
18155 a few dereferences.
18156 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
18157 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
18158 (get_type): Removed.
18159 (ipa_jf_get_info_type): Removed.
18160 (ipa_node_create): Renamed to ipa_create_node_params
18161 (ipa_free): Renamed to ipa_free_all_node_params
18162 (ipa_nodes_create): Renamed to ipa_create_all_node_params
18163 (ipa_edges_create): Renamed to ipa_create_all_edge_args
18164 (ipa_edges_free): Renamed to ipa_free_all_edge_args
18165 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
18166 (ipa_free_all_node_params): Deallocation to jump_functions moved to
18167 ipa_free_all_edge_args
18168 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
18169 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
18170 (ipa_create_methodlist_node): Removed.
18171 (ipa_methodlist_method): Removed.
18172 (ipa_methodlist_method_set): Removed.
18173 (ipa_methodlist_next_method): Removed.
18174 (ipa_methodlist_next_method_set): Removed.
18175 (ipa_method_is_modified): Removed.
18176 (ipa_method_modify_create): Removed.
18177 (ipa_method_modify_init): Temporary variable info instead of a few
18179 (ipa_detect_param_modifications): Temporary variable info instead of
18180 a few dereferences.
18181 (ipa_compute_jump_functions): Temporary variable info instead of
18182 a few dereferences.
18183 (ipa_method_modify_set): Removed.
18184 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
18185 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
18186 than craph_node as the first parameter.
18187 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
18188 (ipa_method_modify_init): Removed.
18189 (ipa_compute_jump_functions): Added a temp variable instead of
18190 repeatadly dereferencing the cgraph_edge.aux pointer
18191 (ipa_callsite_param_set_type): Removed.
18192 (ipa_compute_jump_functions): i renamed to index and moved to
18194 (ipa_callsite_param_set_info_type_formal): Removed.
18195 (ipa_callsite_param_set_info_type): Removed.
18196 (ipa_callsite_param_map_create): Removed.
18197 (ipa_callsite_tree): Removed.
18198 (ipa_callsite_caller): Removed.
18199 (ipa_pop_func_from_list): return_method removed to return_func
18201 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
18202 prefixed all values with IPA_. Changed all users.
18203 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
18204 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
18205 and FORMAL_IPATYPE IPA_PASS_THROUGH.
18206 (union parameter_info): Renamed to jump_func_value.
18207 (union jump_func_value): Renamed value to constant
18208 (struct ipa_jump_func): Renamed info_type to value
18209 (struct ipa_node): Renamed to ipa_node_params
18210 (struct ipa_node_params): Renamed ipa_arg_num to param_count
18211 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
18212 (struct ipa_node_params): Renamed ipa_mod to modified_flags
18213 (struct ipa_edge): Renamed to ipa_edge_args
18214 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
18215 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
18216 (struct ipa_methodlist): Renamed to ipa_func_list
18217 (struct ipa_func_list): method_p renamed to node, next_method
18219 (ipa_methodlist_p): Removed, switched all users to struct pointer
18220 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
18222 2008-04-30 Alan Modra <amodra@bigpond.net.au>
18224 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
18225 (rs6000_emit_epilogue): Use backchain to restore only when we
18226 have a large frame. Make use of frame pointer to restore if we
18227 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
18229 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
18231 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18232 Add mode to zero_extract.
18233 (sign bit tests peepholes): (Ditto.).
18235 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
18237 * config/i386/i386.c (ix86_builtins): Replace Prescott New
18238 Instructions in comments with SSE3.
18239 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
18240 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
18241 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
18242 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
18243 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
18244 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
18245 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
18246 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
18247 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
18248 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
18249 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
18250 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
18251 (bdesc_sse_args): Renamed to ...
18252 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
18253 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
18254 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
18255 IX86_BUILTIN_FABSQ.
18256 (bdesc_1arg): Moved to ...
18257 (bdesc_args): Here.
18258 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
18259 Instructions in comments with SSE3.
18260 (ix86_expand_sse_operands_builtin): Renamed to ...
18261 (ix86_expand_args_builtin): This. Updated.
18262 (ix86_expand_unop1_builtin): Update comments.
18263 (ix86_expand_builtin): Updated.
18265 2008-04-29 Richard Guenther <rguenther@suse.de>
18267 PR tree-optimization/36078
18268 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
18269 Update virtual SSA form after cleaning up the CFG.
18271 2008-04-29 Richard Guenther <rguenther@suse.de>
18273 PR middle-end/15255
18274 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
18276 2008-04-29 Richard Guenther <rguenther@suse.de>
18278 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
18279 (compute_may_aliases): Do not call finalize_ref_all_pointers.
18280 (compute_flow_insensitive_aliasing): Do not treat
18281 PTR_IS_REF_ALL pointers special.
18282 (get_smt_for): Likewise.
18283 (may_alias_p): Re-structure.
18284 (is_escape_site): A ref-all pointer conversion is not an escape site.
18285 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
18286 PTR_IS_REF_ALL pointers special.
18287 * tree-ssa-structalias.h (struct alias_info): Remove
18288 ref_all_symbol_mem_tag field.
18289 (PTR_IS_REF_ALL): Remove.
18291 2008-04-29 Richard Guenther <rguenther@suse.de>
18293 PR middle-end/36077
18294 * fold-const.c (extract_muldiv_1): In combining division constants
18295 make sure to never overflow.
18297 2008-04-29 Nick Clifton <nickc@redhat.com>
18299 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
18301 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18304 * optc-gen.awk: Work around HP-UX/IA awk bug.
18306 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
18308 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
18311 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18314 * config/i386/i386.md
18315 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
18316 Change operand 1 predicate to nonimmediate_operand.
18318 2008-04-28 Jakub Jelinek <jakub@redhat.com>
18321 * dwarf2out.c (struct die_struct): Mark as chain_circular through
18323 * gengtype.c (walk_type, write_func_for_structure): Handle
18325 * doc/gty.texi: Document chain_circular.
18327 2008-04-28 Richard Guenther <rguenther@suse.de>
18329 PR tree-optimization/36066
18330 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
18333 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18336 * config/i386/i386.md
18337 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
18338 Use match_scratch instead of match_operand for operands 3 and 4.
18340 2008-04-27 Richard Guenther <rguenther@suse.de>
18342 PR tree-optimization/18754
18343 PR tree-optimization/34223
18344 * tree-pass.h (pass_complete_unrolli): Declare.
18345 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
18346 loop size before and after unconditionally of UL_NO_GROWTH in effect.
18347 Rewrite loop into loop closed SSA form if it is not already.
18348 (tree_unroll_loops_completely): Re-structure to iterate over
18349 innermost loops with intermediate CFG cleanups.
18350 Unroll outermost loops only if requested or the code does not grow
18352 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
18353 loops are available.
18354 (tree_vectorize): Instead do so here.
18355 (tree_complete_unroll): Also unroll outermost loops.
18356 (tree_complete_unroll_inner): New function.
18357 (gate_tree_complete_unroll_inner): Likewise.
18358 (pass_complete_unrolli): New pass.
18359 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
18360 uses outside of the loop.
18361 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
18362 form if it is available.
18363 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
18364 * passes.c (init_optimization_passes): Schedule complete inner
18365 loop unrolling pass before the first CCP pass after final inlining.
18367 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
18369 * targhooks.h (default_emutls_var_fields,
18370 default_emutls_var_init): Declare.
18371 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
18372 * target.h (struct gcc_target): Add struct emutls member.
18373 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
18374 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
18375 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
18376 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
18377 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
18378 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
18379 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
18380 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
18381 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
18382 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
18383 emit debug information.
18384 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
18385 * varasm.c: Include targhooks.h.
18386 (emutls_object_section, emutls_tmpl_section): New.
18387 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
18388 (EMUTLS_SEPARATOR): New.
18389 (prefix_name): New.
18390 (get_emutls_object_name): New.
18391 (default_emutls_var_fields): New, broken out of ...
18392 (get_emutls_object_type): ... here. Adjust to use target hooks.
18393 (get_emutls_init_templ_addr): Adjust to use target hooks.
18394 (emutls_decl): Adjust to use target hooks.
18395 (emutls_finish): Likewise.
18396 (default_emutls_var_init): New, broken out of ...
18397 (assemble_variable): ... here. Adjust to use target hooks.
18398 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
18399 SECCAT_EMUTLS_TMPL.
18400 * c-common.c (handle_section_attribute): Prevent overriding
18401 sections for emulated tls with special sections.
18402 * config/i386/i386.c (x86_64_elf_select_section): Add
18403 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
18404 (x86_64_elf_unique_section): Likewise.
18405 * config/vxworks.c: Include tree.h.
18406 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
18407 (vxworks_override_options): Set TLS scheme.
18408 * doc/tm.texi (Emulated TLS): New node.
18410 2008-04-26 Simon Baldwin <simonb@google.com>
18413 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
18414 with propagated string constants.
18416 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
18418 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
18419 constraint for operand 2 when operand 0 is memory operand.
18420 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
18421 operand 0 is memory operand.
18422 (fix_trunc<mode>_i387_with_temp): Ditto.
18423 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
18424 operand 2 when operand 1 is memory operand.
18425 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
18426 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
18427 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
18428 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18429 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
18430 operands 2,3 and 4 when operand 1 is memory operand.
18431 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
18433 (fistdi2_floor_with_temp): Ditto.
18434 (fist<mode>2_floor_with_temp): Ditto.
18435 (fistdi2_ceil_with_temp): Ditto.
18436 (fist<mode>2_ceil_with_temp): Ditto.
18437 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
18439 2008-04-26 David Daney <ddaney@avtrex.com>
18441 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
18443 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
18444 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18445 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18446 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
18447 (compare_and_swap_12): New insn.
18448 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
18449 * config/mips/mips.c (mips_force_binary): New function.
18450 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
18451 (mips_expand_compare_and_swap_12): New function.
18452 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
18454 2008-04-25 Jan Hubicka <jh@suse.cz>
18457 * cfgexpand.c (pass_expand): Turn into RTL pass.
18458 * passes.c (execute_one_pass): Do pass typechecking after execution.
18459 * tree-pass.h (pass_expand): Turn into RTL pass.
18461 * function.h (struct rtl_data): Move here fields
18462 accesses_prior_frames, calls_eh_return, saves_all_registers,
18463 has_nonlocal_goto, has_asm_statement, is_thunk,
18464 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
18465 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
18466 arg_pointer_save_area_init from struct function; turn into bool.
18467 (struct function): Move
18468 calls_eh_return, saves_all_registers, has_nonlocal_goto,
18469 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
18470 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
18471 tail_call_emit, arg_pointer_save_area_init
18472 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
18473 (current_function_returns_struct, current_function_returns_pcc_struct,
18474 current_function_calls_setjmp, current_function_calls_alloca,
18475 current_function_accesses_prior_frames,
18476 current_function_calls_eh_return, current_function_is_thunk,
18477 current_function_stdarg, current_function_profile,
18478 current_function_limit_stack, current_function_uses_pic_offset_table,
18479 current_function_uses_const_pool, current_function_has_nonlocal_label,
18480 current_function_saves_all_registers,
18481 current_function_has_nonlocal_goto,
18482 current_function_has_asm_statement): Remove accesor macros.
18483 * ra-conflict.c (global_conflicts): Update.
18484 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
18485 (suitable_for_tail_call_opt_p): Update.
18486 * builtins.c (expand_builtin_return_addr): Update.
18487 (expand_builtin_setjmp_setup): Update.
18488 (expand_builtin_nonlocal_goto): Update.
18489 * final.c (final_start_function): Update.
18490 (profile_function): Update.
18491 (leaf_function_p): Update.
18492 (only_leaf_regs_used): Update.
18493 * df-scan.c (df_get_exit_block_use_set): Update.
18494 * dojump.c (clear_pending_stack_adjust): Update.
18495 * tree-stdarg.c (gate_optimize_stdarg): Update.
18496 * gimple-low.c (lower_function_body): Update.
18497 * global.c (compute_regsets): Update.
18498 (global_alloc): Update.
18499 * dwarf2out.c (dwarf2out_begin_prologue): Update.
18500 * expr.c (expand_assignment): Update.
18501 * dse.c (dse_step0): Update.
18502 (dse_step1): Update.
18503 * c-decl.c (store_parm_decls): Update.
18504 * local-alloc.c (combine_regs): Update.
18505 (find_free_reg): Update.
18506 * function.c (assign_parms_augmented_arg_list): Update.
18507 (assign_parm_find_data_types): Update.
18508 (assign_parms): Update.
18509 (allocate_struct_function): Update.
18510 (expand_function_start): Update.
18511 (expand_function_end): Update.
18512 (get_arg_pointer_save_area): Update.
18513 (thread_prologue_and_epilogue_insns): Update.
18514 (rest_of_match_asm_constraints): Update.
18515 * stor-layout.c (variable_size): Update.
18516 * gcse.c (gcse_main): Update.
18517 (bypass_jumps): Update.
18518 * gimplify.c (gimplify_function_tree): Update.
18519 * calls.c (emit_call_1): Update.
18520 (expand_call): Update.
18521 * bt-load.c (compute_defs_uses_and_gen): Update.
18522 * except.c (sjlj_assign_call_site_values): Update.
18523 (sjlj_emit_function_enter): Update.
18524 (can_throw_external): Update.
18525 (set_nothrow_function_flags): Update.
18526 (expand_builtin_unwind_init): Update.
18527 (expand_eh_return): Update.
18528 (convert_to_eh_region_ranges): Update.
18529 (output_function_exception_table): Update.
18530 * emit-rtl.c (gen_tmp_stack_mem): Update.
18531 * cfgexpand.c (expand_used_vars): Update.
18532 (tree_expand_cfg): Update.
18533 * cfgcleanup.c (rest_of_handle_jump): Update.
18534 * explow.c (allocate_dynamic_stack_space): Update.
18535 * varasm.c (assemble_start_function): Update.
18536 (force_const_mem): Update.
18537 (mark_constant_pool): Update.
18538 * tree-optimize.c (tree_rest_of_compilation): Update.
18539 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
18540 * tree-cfg.c (notice_special_calls): Update.
18541 (is_ctrl_altering_stmt): Update.
18542 (tree_can_make_abnormal_goto): Update.
18543 (tree_purge_dead_abnormal_call_edges): Update.
18544 * config/alpha/predicates.md: Update.
18545 * config/alpha/alpha.c (alpha_sa_mask): Update.
18546 (alpha_sa_size): Update.
18547 (alpha_does_function_need_gp): Update.
18548 (alpha_expand_prologue): Update.
18549 (alpha_start_function): Update.
18550 (alpha_output_function_end_prologue): Update.
18551 (alpha_expand_epilogue): Update.
18552 * config/frv/frv.c (frv_stack_info): Update.
18553 (frv_expand_epilogue): Update.
18554 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
18555 (s390_register_info): Update.
18556 (s390_frame_info): Update.
18557 (s390_init_frame_layout): Update.
18558 (s390_can_eliminate): Update.
18559 (save_gprs): Update.
18560 * config/spu/spu.c (spu_split_immediate): Update.
18561 (need_to_save_reg): Update.
18562 (spu_expand_prologue): Update.
18563 (spu_expand_epilogue): Update.
18564 * config/sparc/sparc.md: Update.
18565 * config/sparc/sparc.c (eligible_for_return_delay): Update.
18566 (sparc_tls_got): Update.
18567 (legitimize_pic_address): Update.
18568 (sparc_emit_call_insn): Update.
18569 (sparc_expand_prologue): Update.
18570 (output_return): Update.
18571 (print_operand): Update.
18572 (sparc_function_ok_for_sibcall): Update.
18573 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
18574 * config/m32r/m32r.md: Update.
18575 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
18576 (m32r_compute_frame_size): Update.
18577 (m32r_expand_prologue): Update.
18578 (m32r_expand_epilogue): Update.
18579 (m32r_legitimize_pic_address): Update.
18580 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
18581 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18582 * config/i386/i386.c (ix86_frame_pointer_required): Update.
18583 (gen_push): Update.
18584 (ix86_save_reg): Update.
18585 (ix86_compute_frame_layout): Update.
18586 (ix86_expand_prologue): Update.
18587 (ix86_expand_epilogue): Update.
18588 * config/sh/sh.c (output_stack_adjust): Update.
18589 (calc_live_regs): Update.
18590 (sh5_schedule_saves): Update.
18591 (sh_expand_prologue): Update.
18592 (sh_expand_epilogue): Update.
18593 (sh_setup_incoming_varargs): Update.
18594 (sh_allocate_initial_value): Update.
18595 (sh_get_pr_initial_val): Update.
18596 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
18597 * config/sh/sh.md (label:): Update.
18598 * config/avr/avr.c (out_movhi_mr_r): Update.
18599 * config/crx/crx.h (enum): Update.
18600 * config/xtensa/xtensa.h (along): Update.
18601 * config/stormy16/stormy16.c Update.
18602 (xstormy16_compute_stack_layout): Update.
18603 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
18604 (fr30_expand_prologue): Update.
18605 * config/cris/cris.c (cris_conditional_register_usage): Update.
18606 (cris_reg_saved_in_regsave_area): Update.
18607 (cris_initial_frame_pointer_offset): Update.
18608 (cris_simple_epilogue): Update.
18609 (cris_expand_prologue): Update.
18610 (cris_expand_epilogue): Update.
18611 (cris_expand_pic_call_address): Update.
18612 (cris_asm_output_symbol_ref): Update.
18613 (cris_asm_output_label_ref): Update.
18614 * config/cris/cris.md Update.
18615 * config/iq2000/iq2000.c (compute_frame_size): Update.
18616 (iq2000_expand_epilogue): Update.
18617 * config/mt/mt.h (save_direction): Update.
18618 * config/mn10300/mn10300.c (mn10300_function_value): Update.
18619 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18620 (ia64_secondary_reload_class): Update.
18621 * config/m68k/m68k.c (m68k_save_reg): Update.
18622 (m68k_expand_prologue): Update.
18623 (m68k_expand_epilogue): Update.
18624 (legitimize_pic_address): Update.
18625 * config/rs6000/rs6000.c (rs6000_got_register): Update.
18626 (first_reg_to_save): Update.
18627 (first_altivec_reg_to_save): Update.
18628 (compute_vrsave_mask): Update.
18629 (compute_save_world_info): Update.
18630 (rs6000_stack_info): Update.
18631 (spe_func_has_64bit_regs_p): Update.
18632 (rs6000_ra_ever_killed): Update.
18633 (rs6000_emit_eh_reg_restore): Update.
18634 (rs6000_emit_allocate_stack): Update.
18635 (rs6000_emit_prologue): Update.
18636 (rs6000_emit_epilogue): Update.
18637 (rs6000_output_function_epilogue): Update.
18638 (output_profile_hook): Update.
18639 (rs6000_elf_declare_function_name): Update.
18640 * config/rs6000/rs6000.h (rs6000_args): Update.
18641 * config/rs6000/rs6000.md: Update.
18642 * config/mcore/mcore.c (mcore_expand_prolog): Update.
18643 * config/arc/arc.c (arc_output_function_epilogue): Update.
18644 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
18645 * config/darwin.c (machopic_function_base_name): Update.
18646 * config/score/score3.c (score3_compute_frame_size): Update.
18649 (score3_epilogue): Update.
18650 * config/score/score7.c (score7_compute_frame_size): Update.
18651 (score7_prologue): Update.
18652 (score7_epilogue): Update.
18653 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
18654 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18655 * config/arm/arm.c (use_return_insn): Update.
18656 (require_pic_register): Update.
18657 (arm_load_pic_register): Update.
18658 (arm_compute_save_reg0_reg12_mask): Update.
18659 (arm_compute_save_reg_mask): Update.
18660 (thumb1_compute_save_reg_mask): Update.
18661 (output_return_instruction): Update.
18662 (arm_output_function_prologue): Update.
18663 (arm_output_epilogue): Update.
18664 (arm_get_frame_offsets): Update.
18665 (arm_expand_prologue): Update.
18666 (thumb_pushpop): Update.
18667 (thumb_exit): Update.
18668 (thumb1_expand_prologue): Update.
18669 (thumb1_expand_epilogue): Update.
18670 (arm_unwind_emit): Update.
18671 (arm_output_fn_unwind): Update.
18672 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
18673 * config/arm/arm.md: Update.
18674 * config/pa/pa.md: Update.
18675 * config/pa/pa.c (legitimize_pic_address): Update.
18676 (compute_frame_size): Update.
18677 (hppa_expand_prologue): Update.
18678 (hppa_expand_epilogue): Update.
18679 (borx_reg_operand): Update.
18680 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
18681 (HARD_REGNO_RENAME_OK): Update.
18682 * config/mips/mips.c (mips_global_pointer): Update.
18683 (mips_save_reg_p): Update.
18684 (mips_compute_frame_info): Update.
18685 (mips_frame_pointer_required): Update.
18686 (mips_expand_prologue): Update.
18687 (mips_expand_epilogue): Update.
18688 (mips_can_use_return_insn): Update.
18689 (mips_reorg_process_insns): Update.
18690 * config/v850/v850.c (compute_register_save_size): Update.
18691 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
18692 * config/mmix/mmix.c (along): Update.
18693 (mmix_expand_epilogue): Update.
18694 * config/bfin/bfin.c (legitimize_pic_address): Update.
18695 (must_save_p): Update.
18696 (stack_frame_needed_p): Update.
18697 (add_to_reg): Update.
18698 (bfin_expand_prologue): Update.
18699 * stmt.c (expand_asm_operands): Update.
18700 * reload1.c (reload): Update.
18701 (init_elim_table): Update.
18703 2008-04-25 Bob Wilson <bob.wilson@acm.org>
18705 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
18707 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
18709 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
18710 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
18711 (mov<mode>): Removed.
18712 (*movv4sf_internal): Likewise.
18713 (*movv2df_internal): Likewise.
18715 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
18717 * config.gcc (crx-*-elf): Remove deprecation.
18719 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
18721 * config/i386/cygming-crtend.c (register_frame_ctor): Register
18722 __gcc_deregister_frame with atexit.
18723 (deregister_frame_dtor): Remove.
18725 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
18726 Nathan Sidwell <nathan@codesourcery.com>
18728 * config/rs6000/rs6000.opt (mspe): Remove Var property.
18730 * config/rs6000/rs6000.h (rs6000_spe): Declare.
18731 (rs6000_isel): Likewise.
18732 * config/rs6000/rs6000.c (rs6000_spe): New variable.
18733 (rs6000_isel): New variable.
18734 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
18736 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18739 * c-common.c (handle_vector_size_attribute): Call
18740 lang_hooks.types.reconstruct_complex_type instead of
18741 reconstruct_complex_type.
18742 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
18743 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
18744 * langhooks.h (struct lang_hooks_for_types): Add
18745 reconstruct_complex_type hook.
18746 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
18747 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
18749 2008-04-24 Richard Guenther <rguenther@suse.de>
18751 * c-common.h (check_builtin_function_arguments): Declare.
18752 * c-common.c (validate_nargs): New function.
18753 (check_builtin_function_arguments): Likewise.
18754 * c-typeck.c (build_function_call): Call
18755 check_builtin_function_arguments.
18756 * builtins.c (fold_builtin_classify): Remove error reporting code.
18757 (fold_builtin_unordered_cmp): Likewise.
18758 (fold_builtin_1): Likewise.
18759 (fold_builtin_n): Likewise.
18761 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18763 PR tree-optimization/36008
18764 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
18765 the original op1, rather than delta by step.
18767 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
18768 Sebastian Pop <sebastian.pop@amd.com>
18770 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
18771 eliminate_local_variables_stmt, eliminate_local_variables,
18772 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
18773 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
18774 of code delimited by two edges in the CFG.
18775 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
18776 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
18777 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
18778 the case of parallelisation of reductions.
18779 (expr_invariant_in_region_p): New.
18781 * tree-flow.h (gather_blocks_in_sese_region): Declared.
18782 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
18784 2008-04-24 Ira Rosen <irar@il.ibm.com>
18785 Richard Guenther <rguenther@suse.de>
18787 PR tree-optimization/36034
18788 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
18789 incapable of dealing with loads with gaps.
18791 2008-04-24 Rafael EspÃ
\83Ândola <espindola@google.com>
18793 * tree-flow.h (vrp_evaluate_conditional): Change signature.
18794 * tree-ssa-propagate.c (fold_predicate_in): Update call to
18795 vrp_evaluate_conditional.
18796 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
18797 (vrp_evaluate_conditional): Split the cond argument.
18798 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
18799 (simplify_stmt_for_jump_threading): Update call to
18800 vrp_evaluate_conditional.
18802 2008-04-24 Ira Rosen <irar@il.ibm.com>
18804 PR tree-optimization/35982
18805 * tree-vect-analyze.c (vect_check_interleaving): Check that the
18806 interleaved data-refs are of the same type.
18808 2008-04-24 Danny Smith <dannysmith@users.net>
18810 * c-format.c (check_format_info_main): Use strncmp rather than a
18811 magic prefix to handle multichar length specs.
18812 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
18813 Don't prefix "I64" and "I32" with '\0'.
18815 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18818 * config/i386/i386.c (init_cumulative_args): Don't pass anything
18819 in registers for -m32 only if stdarg_p (fntype).
18821 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
18823 PR rtl-optimization/36006
18824 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
18825 temp to op0 in order to avoid invalid rtx sharing.
18827 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
18829 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
18830 check TREE_INVARIANT.
18831 * tree-gimple.c (is_gimple_address): New.
18832 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
18833 * tree-gimple.h (is_gimple_address): New.
18834 * tree.h (decl_address_invariant_p): New.
18835 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
18836 (build_string): Likewise.
18837 (decl_address_invariant_p): New, from is_gimple_invariant_address.
18838 (tree_invariant_p_1): Likewise.
18839 (save_expr): Use it.
18840 (tree_invariant_p): New.
18841 (skip_simple_arithmetic): Use it.
18842 (stabilize_reference_1): Use it.
18843 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
18845 (build1_stat): Drop code to compute TREE_INVARIANT.
18846 (build2_stat): Drop code to compute TREE_INVARIANT.
18847 (build3_stat): Drop code to compute TREE_INVARIANT.
18848 (build4_stat): Drop code to compute TREE_INVARIANT.
18849 (build5_stat): Drop code to compute TREE_INVARIANT.
18850 (build7_stat): Drop code to compute TREE_INVARIANT.
18851 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
18852 * tree.h (struct tree_base): Remove invariant_flag.
18853 (TREE_INVARIANT): Remove.
18854 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
18855 (fold_builtin_expect): Check TREE_CONSTANT.
18856 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
18857 * c-tree.h (c_expr_to_decl): Drop third parameter.
18858 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
18859 (build_c_cast): Don't set TREE_INVARIANT.
18860 (pop_init_level): Don't set TREE_INVARIANT.
18861 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
18862 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
18864 (gimplify_init_constructor): Don't set TREE_INVARIANT.
18865 (gimplify_addr_expr): Adjust comment.
18866 * tree-mudflap.c (mf_build_string):
18867 * print-tree.c (print_node): Don't print TREE_INVARIANT.
18868 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
18869 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
18870 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
18871 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
18872 * langhooks.h (struct lang_hooks): Drop third parameter from
18875 2008-04-23 Richard Guenther <rguenther@suse.de>
18877 PR tree-optimization/27799
18878 PR tree-optimization/32921
18879 PR tree-optimization/32624
18880 * tree-ssa-structalias.c (merge_smts_into): Only merge the
18881 SMTs aliases and the tag itself into the solution.
18882 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
18883 merge the points-to solution back into the SMT aliases.
18884 (may_alias_p): Use alias_set_subset_of instead of
18885 aliases_conflict_p. A pointer which points to
18886 memory with alias set zero may access any variable.
18888 2008-04-23 Richard Guenther <rguenther@suse.de>
18890 * alias.c (alias_set_subset_of): Correctly handle asking
18891 if zero is a subset of an alias set with zero child.
18892 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
18893 (compute_flow_insensitive_aliasing): Correctly walk all
18894 pointers. Do not unnecessarily union sets.
18896 2008-04-23 Richard Guenther <rguenther@suse.de>
18898 PR middle-end/36021
18899 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
18901 2008-04-22 Tomas Bily <tbily@suse.cz>
18903 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
18905 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
18907 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18908 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18909 * tree-inline.c (estimate_num_insns_1): Likewise.
18910 * varasm.c (const_hash_1, compare_constant, copy_constant)
18911 (compute_reloc_for_constant, output_addressed_constants): Likewise.
18912 * emit-rtl.c (component_ref_for_mem_expr)
18913 (set_mem_attributes_minus_bitpos): Likewise.
18914 * expr.c (highest_pow2_factor, expand_expr_real_1, )
18915 (is_aligning_offset): Likewise.
18916 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
18917 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18918 * dojump.c (do_jump): Likewise.
18919 * builtins.c (get_pointer_alignment, get_memory_rtx)
18920 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
18921 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
18923 2008-04-23 Jakub Jelinek <jakub@redhat.com>
18925 PR rtl-optimization/36017
18926 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
18927 expanding the library call.
18929 2008-04-22 Ian Lance Taylor <iant@google.com>
18931 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
18932 than size_in_bytes.
18934 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
18936 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
18937 of LR/CTR moves for Power6.
18939 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
18941 PR middle-end/36003
18942 * passes.c (init_optimization_passes): Remove
18943 pass_fast_rtl_byte_dce.
18945 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
18948 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
18949 builtin functions to generate faster code.
18950 (_mm_cvtpu16_ps): Ditto.
18951 (_mm_cvtpi32x2_ps): Ditto.
18953 2008-04-22 Nick Clifton <nickc@redhat.com>
18955 * common.opt (ftree-loop-distribution): Add Optimization
18958 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
18959 (frv_expand_builtin_va_start): Likewise.
18961 * config/arm/arm.c (thumb_find_work_register): Fix location of
18962 argument register count.
18964 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18966 Support scheduling for ColdFire V1 and V3 microarchitecture.
18967 Improve scheduling of multiplication instructions.
18969 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
18970 (mac): New instruction attribute.
18971 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
18972 (m68k_sched_mac): New variable.
18973 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
18974 Handle cfv1 and cfv3.
18975 (max_insn_size): New static variable.
18976 (struct _sched_ib): New type.
18977 (sched_ib): New static variable.
18978 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
18979 to fields of 'struct _sched_ib sched_ib'. Update all uses.
18980 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
18982 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
18983 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
18984 new variables. Update.
18985 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
18986 Add modeling of cfv3 instruction buffer. Update.
18987 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
18988 * config/m68k/m68k.h (TUNE_CFV3): New macro.
18989 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
18990 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
18991 a particular reservation applies to.
18992 (type2): Reorganize attribute values. Rename alu to alu_reg,
18993 alu_l to alu, move_l to omove. Join move to alu. Split mul
18994 to mul_l and mul_w.
18995 (cf_ib_*): Simplify description of instruction buffer.
18996 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
18997 (cf_mem): Split into cf_mem1 and cf_mem2.
18998 (cf_v2_move_??): Rename to cfv12_alu_??.
18999 (cf_v2_move_l_??): Rename to cfv12_omove_??.
19000 (cf_v2_mul_??): Remove reservations.
19001 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
19002 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
19003 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
19005 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
19006 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
19007 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
19008 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
19009 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
19010 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
19011 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
19012 expansions of the above reservations for instructions of sizes
19015 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19017 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
19019 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
19021 * coverage.c: Include tree-pass.h.
19022 (coverage_counter_alloc): Print da_file_name to the dump file.
19024 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
19026 * sbitmap.c (sbitmap_range_empty_p): New function.
19027 * sbitmap.h (sbitmap_range_empty_p): New function.
19028 * bitmap.h: Now includes obstack.h.
19030 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
19031 Kenneth Zadeck <zadeck@naturalbridge.com>
19033 * dbgcnt.def (ra_byte_scan): Added.
19034 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
19035 when the last hit happens for a counter.
19036 * timevar.def (TV_DF_BYTE_LR): New variable.
19037 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
19038 * passes.c (pass_fast_rtl_byte_dce): New pass.
19039 * fwprop.c (update_df): Added mode to call df_ref_create.
19040 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19041 DF_REF_EXTRACT_OFFSET.
19042 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
19043 DF_BYTE_LR_OUT, df_byte_lr): New macro.
19045 (df_ref_extract): Added mode field.
19046 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
19047 DF_REF_EXTRACT_OFFSET.
19048 (DF_REF_EXTRACT_MODE): New macro.
19049 (df_byte_lr_bb_info): New structure.
19050 (df_print_byte_regset, df_compute_accessed_bytes,
19051 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
19052 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
19053 df_byte_lr_simulate_uses,
19054 df_byte_lr_simulate_artificial_refs_at_top,
19055 df_byte_lr_simulate_artificial_refs_at_end,
19056 df_compute_accessed_bytes): New function.
19057 (df_ref_create): Add parameter.
19058 (df_byte_lr_get_bb_info): New inline function.
19059 * df-scan.c (df_ref_record, df_uses_record,
19060 df_ref_create_structure): Added mode parameter.
19061 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
19062 df_defs_record, df_uses_record, df_get_conditional_uses,
19063 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
19064 df_entry_block_defs_collect, df_exit_block_uses_collect):
19065 Added mode parameter to calls to df_ref_record, df_uses_record,
19066 df_ref_create_structure.
19067 (df_ref_equal_p, df_ref_compare): Added test for modes.
19068 (df_ref_create_structure): Added code to set mode. Renamed
19069 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19070 DF_REF_EXTRACT_OFFSET.
19071 * df-core.c (df_print_byte_regset): New function.
19072 * df-byte-scan.c: New file.
19073 * df-problems.c (df_rd_transfer_function): Removed unnecessary
19074 calls to BITMAP_FREE.
19075 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
19076 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
19077 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
19078 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
19079 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
19080 df_byte_lr_local_compute, df_byte_lr_init,
19081 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
19082 df_byte_lr_transfer_function, df_byte_lr_free,
19083 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
19084 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
19085 df_byte_lr_simulate_uses,
19086 df_byte_lr_simulate_artificial_refs_at_top,
19087 df_byte_lr_simulate_artificial_refs_at_end): New function.
19088 * dce.c (byte_dce_process_block): New function.
19089 (dce_process_block): au is now passed in rather than computed
19090 locally. Changed loops that look at artificial defs to not look
19091 for conditional or partial ones, because there never are any.
19092 (fast_dce): Now is able to drive byte_dce_process_block or
19093 dce_process_block depending on the kind of dce being done.
19094 (rest_of_handle_fast_dce): Add parameter to fast_dce.
19095 (rest_of_handle_fast_byte_dce): New function.
19096 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
19097 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
19099 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
19102 * gcc.h: Added fortran options that take arguments to
19103 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
19106 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
19108 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
19109 scalarization if on the LHS and not a full access.
19111 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19113 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
19115 2008-04-18 Rafael EspÃ
\83Ândola <espindola@google.com>
19117 * tree-vrp.c (find_case_label_index): Fix the binary search.
19118 (find_case_label_range): New.
19119 (vrp_visit_switch_stmt): Use find_case_label_range.
19120 (simplify_switch_using_ranges): Use find_case_label_range.
19122 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
19124 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
19125 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
19127 2008-04-18 Tom Tromey <tromey@redhat.com>
19130 * doc/cpp.texi (Implementation-defined behavior): Mention
19133 2008-04-18 Ian Lance Taylor <iant@google.com>
19135 * fold-const.c (pointer_may_wrap_p): New static function.
19136 (fold_comparison): Add another test for pointer overflow. Use
19137 pointer_may_wrap_p to disable some false positives.
19139 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
19141 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
19142 (fname_as_string): Match updated cpp_interpret_string prototype.
19143 (fix_string_type): Support char16_t* and char32_t*.
19144 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
19145 derivative) nodes. Register as builtin if C++0x.
19146 (c_parse_error): Support CPP_CHAR{16,32}.
19147 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
19148 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
19149 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
19150 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
19151 CTI_CHAR32_ARRAY_TYPE>: New elements.
19152 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
19153 char32_type_node, signed_char32_type_node, char16_array_type_node,
19154 char32_array_type_node): New defines.
19155 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
19156 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
19157 (lex_string): Support CPP_STRING{16,32}, match updated
19158 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
19159 (lex_charconst): Support CPP_CHAR{16,32}.
19160 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
19161 and CPP_STRING{16,32}.
19163 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
19166 * aclocal.m4: Regenerate.
19167 * configure: Regenerate.
19169 2008-04-18 Jan Hubicka <jh@suse.cz>
19171 * except.c (dw2_size_of_call_site_table,
19172 sjlj_size_of_call_site_table): Use vector API for call_site_record.
19174 * cgraphbuild.c (build_cgraph_edges): Update.
19175 * tree-pass.h: Update comment.
19176 * final.c (leaf_function_p): Update.
19177 (leaf_renumber_regs): Update.
19178 (rest_of_clean_state): Update.
19179 * omp-low.c (expand_omp_parallel): Update.
19180 * ipa-reference.c (analyze_function): Update.
19181 * reorg.c (find_end_label): Update.
19182 (optimize_skip): Update.
19183 (fill_simple_delay_slots): Update.
19184 (fill_simple_delay_slots): Update.
19185 (make_return_insns): Update.
19186 (dbr_schedule): Update.
19187 * gimple-low.c (record_vars_into): Update.
19188 * cfgbuild.c (make_edges): Update.
19189 * function.c (assign_stack_local): Update.
19190 (assign_parm_adjust_stack_rtl): Update.
19191 (locate_and_pad_parm): Update.
19192 (allocate_struct_function): Do not initialize stack_alignment_needed
19193 and preferred_stack_boundary here.
19194 (stack_protect_prologue): Update.
19195 (stack_protect_epilogue): Update.
19196 (expand_function_start): Initialize stack_alignment_needed,
19197 preferred_stack_boundary and max_jumptable_ents.
19198 (expand_function_end): Update.
19199 (free_after_compilation): Do not NULLify epilogue_delay_list.
19200 * function.h (struct rtl_data): Add stack_protect_guard,
19201 stack_alignment_needed,
19202 preferred_stack_boundary, epilogue_delay_list.
19203 (struct function): Remove value_histograms, stack_alignment_needed,
19204 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
19206 unexpanded_var_list, stack_protect_guard.
19207 (current_function_epilogue_delay_list): Remove.
19208 * ipa-type-escape.c (analyze_function): Update.
19209 * gimplify.c (pop_gimplify_context): Update comment.
19210 * calls.c (expand_call): Update.
19211 (emit_library_call_value_1): Update.
19212 * except.c (set_nothrow_function_flags): Update.
19213 * cfgexpand.c (get_decl_align_unit): Update.
19214 (create_stack_guard): Update.
19215 (estimated_stack_frame_size): Update.
19216 (expand_used_vars): Update.
19217 (tree_expand_cfg): Free histogram earliers, init expansion variables.
19218 * explow.c (allocate_dynamic_stack_space): Update.
19219 * tree-ssa-live.c (remove_unused_locals): Update.
19220 * varasm.c (mark_constant_pool): Update.
19221 * tree-inline.c (remap_decls): Update.
19222 (initialize_cfun): Update.
19223 (declare_return_variable): Update.
19224 (inline_forbidden_p): Update.
19225 (expand_call_inline): Update.
19226 (declare_inline_vars): Update.
19227 (tree_function_versioning): Update.
19228 * tree-flow.h (value_histograms): New.
19229 (VALUE_HISTOGRAMS): New macro.
19230 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
19232 * tree-cfg.c (set_bb_for_stmt): Update.
19233 (replace_by_duplicate_decl): Update.
19234 (move_block_to_fn): Update.
19235 (new_label_mapper): Update.
19236 (dump_function_to_file): Update.
19237 * ipa-struct-reorg.c (build_data_structure): Update.
19238 * cfgrtl.c (print_rtl_with_bb): Update.
19239 * reload1.c (reload): Update.
19241 * config/i386/i386.c (setup_incoming_varargs_64,
19242 ix86_compute_frame_layout): Update.
19243 * config/arc/arc.c (arc_output_function_epilogue): Update.
19245 2008-04-18 Marius Strobl <marius@FreeBSD.org>
19247 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
19248 for FreeBSD as well.
19249 * gthr-posix95.h: Likewise.
19251 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
19253 PR rtl-optimization/35838
19254 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
19255 out the byte offset of the first subreg.
19257 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
19259 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
19260 to split_ti instead of three separate calls with single member arrays.
19261 (subti3 splitter): Ditto.
19262 (adddi3 splitter): Ditto with split_di.
19263 (subdi3 splitter): Ditto.
19264 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
19265 two separate calls with single member arrays. Swap match_dup
19266 operands 1 and 2 to better fit into the array.
19267 (negdi2 splitter): Ditto with split_di.
19268 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
19269 two separate calls with single member arrays. Swap match_dup operands
19270 6 and 7 to better fit into the array.
19272 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
19274 * config/i386/i386.c (sse_builtin_type): New.
19275 (bdesc_sse_args): Likewise.
19276 (bdesc_sse_3arg): Removed.
19277 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19278 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
19279 IX86_BUILTIN_ROUNDPS.
19280 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
19281 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
19282 IX86_BUILTIN_ROUNDPS.
19283 (ix86_expand_sse_4_operands_builtin): Removed.
19284 (ix86_expand_sse_operands_builtin): New.
19285 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
19286 and CODE_FOR_sse4_1_roundps.
19287 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19288 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
19290 2008-04-17 Alan Modra <amodra@bigpond.net.au>
19293 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
19294 regs before frame pop when needed. If use_backchain_to_restore_sp
19295 then load backchain into a temp reg to restore vr and vrsave. Add
19296 code to restore vr after frame pop if possible.
19298 2008-04-17 Richard Guenther <rguenther@suse.de>
19300 * tree-vn.c (expressions_equal_p): Do not check type
19301 equality or compatibility before calling operand_equal_p.
19302 * fold-const.c (operand_equal_p): Check equivalence of
19303 integer constants before bailing out due to signedness or
19304 precision differences.
19305 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
19306 spurious differences in type qualification. Ignore types
19307 for COMPONENT_REFs at all.
19309 2008-04-17 Christian Bruel <christian.bruel@st.com>
19311 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
19312 msw_skip comparison.
19314 2008-04-16 Jakub Jelinek <jakub@redhat.com>
19317 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
19320 PR tree-optimization/35899
19321 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
19322 rather than TREE_OPERAND.
19324 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
19327 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
19328 temporary registers. Change operand predicate to general_operand.
19329 (remainderxf3): Ditto.
19331 2008-04-16 Richard Guenther <rguenther@suse.de>
19333 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
19334 * tree-affine.c (aff_combination_expand): Look through some
19337 2008-04-15 Doug Kwan <dougkwan@google.com>
19339 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
19341 * tree-pretty-print.c (dump_generic_node): Ditto.
19342 * final.c (output_addr_const): Ditto.
19343 * dwarf2out.c (output_cfi): Ditto.
19344 * c-pretty-print.c (pp_c_integer_constant): Ditto.
19345 * print-rtl.c (print_rtx): Ditto.
19346 * print-tree.c (print_node_brief, print_node): Ditto.
19347 * c-common.c (match_case_to_enum_1): Ditto.
19348 * sched-vis.c (print_value): Ditto.
19349 * config/i386/i386.c (print_operand): Cast to long unsigned int
19352 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
19353 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
19354 MS Windows VirtualProtect function.
19356 2008-04-15 Jan Hubicka <jh@suse.cz>
19358 * gengtype.c (write_root): Param_is argument is OK.
19359 * expr.c (expand_expr_real_1): Update call of get_exception_*.
19360 * function.h: Include varray.h
19361 (rtl_eh): New stucture based on except.c one.
19362 (call_site_record): New forward declaration and vector type.
19363 * calls.c (emit_call_1): Do not call
19364 note_current_region_may_contain_throw.
19365 * except.c (eh_status): Remove cur_region, try_region since they are
19367 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
19368 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
19369 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
19370 Remove call_site_data_used, call_site_data_size.
19371 Turn call_site_record into vector in function.h.
19372 (note_current_region_may_contain_throw): Remove.
19373 (get_exception_pointer, get_exception_filter): Do not take struct
19374 function argument; update.
19375 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
19376 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
19377 build_post_landing_pads, dw2_build_landing_pads,
19378 sjlj_assign_call_site_values, sjlj_mark_call_sites,
19379 sjlj_emit_function_enter, sjlj_emit_function_enter,
19380 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
19381 sjlj_build_landing_pads, finish_eh_generation,
19382 remove_exception_handler_label, remove_eh_handler,
19383 maybe_remove_eh_handler, add_reachable_handler,
19384 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
19385 add_action_record, collect_one_action_chain, add_call_site,
19386 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
19387 sjlj_output_call_site_table, output_function_exception_table,
19388 * except.h (note_current_region_may_contain_throw): Remove
19389 (get_exception_pointer, get_exception_filter): Do not take struct
19391 * Makefile.in (GTFILES): Put varargs before struct function.
19393 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19395 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
19396 punt for STRING_CST.
19397 (get_constraint_for): Deal with STRING_CST here instead.
19399 2008-04-15 Richard Guenther <rguenther@suse.de>
19401 * tree-ssa-propagate.c (substitute_and_fold): Substitute
19402 statements in a basic-block with a backward walk. Do not
19403 substitute into dead statements but instead remove those.
19405 2008-04-15 Richard Guenther <rguenther@suse.de>
19407 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
19408 to zero, thus disable creation of SFTs.
19410 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19412 * tree-predcom.c (suitable_reference_p): Return false if the
19413 reference can throw.
19415 2008-04-15 Jakub Jelinek <jakub@redhat.com>
19418 * c-decl.c (finish_decl): If extern or static var has variable
19419 size, set TREE_TYPE (decl) to error_mark_node.
19421 2008-04-15 Rafael EspÃ
\83Ândola <espindola@google.com>
19423 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
19426 2008-04-15 Richard Guenther <rguenther@suse.de>
19428 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
19429 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
19430 (visit_reference_op_load): Do walk vuse-vdef chains on
19431 vn_reference_lookup.
19432 (visit_reference_op_store): But do not here.
19433 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
19434 vn_reference_lookup.
19435 (vn_lookup_with_vuses): But do so here.
19437 2008-04-14 Ian Lance Taylor <iant@google.com>
19439 * fold-const.c (fold_overflow_warning): Remove assertion.
19441 2008-04-15 Ben Elliston <bje@au.ibm.com>
19443 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
19444 temp1 local variables.
19446 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
19449 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
19450 ".text.unlikely" section as executable.
19452 2008-04-14 James E. Wilson <wilson@tuliptree.org>
19454 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19455 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
19456 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
19457 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
19458 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
19459 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
19460 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
19462 2008-04-14 Ian Lance Taylor <iant@google.com>
19464 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
19465 * fold-const.c (fold_comparison): If appropriate, test
19466 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
19467 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
19468 reassociating a pointer type.
19469 * doc/invoke.texi (Optimize Options): Document that
19470 -fstrict-overflow applies to pointer wraparound.
19472 2008-04-13 Jan Hubicka <jh@suse.cz>
19474 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
19476 2008-04-12 Andrew Pinski <pinskia@gmail.com>
19478 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
19479 we are going to "save the world".
19481 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
19483 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
19484 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
19485 operand 0 constraint, not "=".
19487 2008-04-11 James E. Wilson <wilson@tuliptree.org>
19489 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
19491 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19493 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
19494 of size of positions_needed * CHAR_BIT.
19496 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19498 PR middle-end/35897
19499 * dse.c (store_info): Change positions_needed to unsigned
19501 (lowpart_bitmask): New.
19502 (record_store): Cast to unsigned HOST_WIDE_INT for
19503 positions_needed. Assert width <= size of positions_needed *
19504 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
19505 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
19506 lowpart_bitmask to set mask.
19508 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19510 * config/bfin/constraints.md: New file.
19511 * config/bfin/bfin.md: Include it.
19512 (adddi3): Use satisfies_constraint functions instead of the old macros.
19513 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
19514 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
19515 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
19516 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
19517 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
19518 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
19519 EXTRA_CONSTRAINT): Delete.
19520 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
19521 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
19523 * config/bfin/bfin.c: Include "tm-constrs.h".
19524 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
19525 Use satisfies_constraint functions instead of the old macros.
19526 * doc/md.texi (Blackfin Constraints): Update file name reference.
19528 2008-04-11 Richard Guenther <rguenther@suse.de>
19530 PR tree-optimization/35869
19531 * tree-vrp.c (execute_vrp): Move switch statement update after
19532 jump threading. Schedule another cfg cleanup run.
19534 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
19537 * attribs.c (decl_attributes): Return early on errorneous node.
19539 2008-04-10 Oleg Ryjkov <olegr@google.com>
19541 * tree.h (struct tree_base): Added a new flag default_def_flag.
19542 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
19544 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
19546 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
19548 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19551 * pa.md: Define mode iterator P. Define mode attribute dwc.
19552 (dcacheflush): Update pattern to use iterator P and attribute dwc.
19553 (icacheflush): Likewise.
19554 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
19555 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
19557 2008-04-11 Ben Elliston <bje@au.ibm.com>
19559 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
19561 2008-04-10 Rafael EspÃ
\83Ândola <espindola@google.com>
19563 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
19564 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
19565 (extract_range_from_expr): The same.
19567 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19569 * config/mips/mips.md (GPR2): New mode iterator.
19570 (seq): Add comment.
19571 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
19572 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
19573 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
19574 Rewrite these to take two modes, the mode of comparison and the
19575 mode of the destination.
19576 * config/mips/mips.c (mips_expand_scc): Instead of having
19577 paradoxical subreg as destination, expand "narrowing" scc if mode
19578 of comparison is SI and target is requested in DI mode.
19579 (mips_emit_int_order_test): Update comment. Make mode of
19580 comparison match CMP0 rather than TARGET. When creating inverse
19581 target use mode of TARGET.
19583 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19585 * gcov-dump.c (tag_summary): Only print summaries for the first
19586 GCOV_COUNTERS_SUMMABLE counters.
19588 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
19590 * config/i386/i386.md (absneg): New code iterator.
19591 (absnegprefix): New code attribute.
19592 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
19593 patterns using absneg code iterator.
19594 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
19595 using absneg code iterator.
19596 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
19597 *neg<mode>2 patterns using absneg code iterator.
19598 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19599 *negextendsfdf2 patterns using absneg code iterator.
19600 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
19601 *negextendsfxf2 patterns using absneg code iterator.
19602 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19603 *negextendsfdf2 patterns using absneg code iterator.
19604 * config/i386/sse.md (<code><mode>2): Macroize expander from
19605 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
19607 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
19609 * config/s390/s390.h: Remove the remains of the recent search
19610 & replace action of current_function_outgoing_args_size.
19612 2008-04-10 Ira Rosen <irar@il.ibm.com>
19614 PR tree-optimization/35821
19615 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
19616 NEW_STMT_LIST is not NULL.
19618 2008-04-09 David Edelsohn <edelsohn@gnu.org>
19621 * toplev.c (process_options): Remove -ffunction-sections debugging
19624 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
19626 PR middle-end/PR28690
19627 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
19628 than gen_rtx_fmt_ee to perform more canonicalizations.
19630 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19633 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
19635 2008-04-09 Richard Guenther <rguenther@suse.de>
19637 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
19638 (dump_function_to_file): Dump function arguments with types.
19640 2008-04-08 Richard Guenther <rguenther@suse.de>
19642 * fold-const.c (fold_widened_comparison): Do not allow
19643 sign-changes that change the result.
19645 2008-04-08 Janis Johnson <janis187@us.ibm.com>
19648 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
19649 kinds of indirect references.
19651 2008-04-08 David Edelsohn <edelsohn@gnu.org>
19653 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
19654 GNU Fortran language string.
19656 2008-04-08 Rafael EspÃ
\83Ândola <espindola@google.com>
19658 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
19659 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
19660 * tree.h (tree_call_nonnegative_warnv_p): New.
19662 2008-04-08 Jan Hubicka <jh@suse.cz>
19664 * function.c (free_after_compilation): Clear out regno_reg_rtx
19667 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
19670 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19672 PR middle-end/PR28690
19673 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
19674 same precedence as REG_POINTER and MEM_POINTER operands.
19676 2008-04-08 Richard Guenther <rguenther@suse.de>
19678 PR middle-end/35834
19679 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
19680 for adding index to base.
19682 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
19684 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
19685 (MINGW_ENABLE_EXECUTE_STACK): New.
19686 (IN_LIBGCC2): For libgcc include windows.h file for
19687 function declarations.
19689 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
19691 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
19692 and tem2 if tem1 is not a REG or MULT.
19694 2008-04-08 Jan Hubicka <jh@suse.cz>
19696 * function.h (incomming_args): Break out of struct function.
19697 (function_subsections): Break out of struct function.
19698 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
19699 return_rtx and hard_reg_initial_vals from struct function.
19700 Kill inl_max_label_num.
19701 (current_function_pops_args, current_function_args_info,
19702 current_function_args_size, current_function_args_size,
19703 current_function_pretend_args_size,
19704 current_function_outgoing_args_size,
19705 current_function_internal_arg_pointer, current_function_return_rtx):
19706 Kill compatibility accestor macros.
19707 * builtins.c (expand_builtin_apply_args_1): Update.
19708 (expand_builtin_next_arg): Update.
19709 * df-scan.c (df_get_call_refs): Update.
19710 * dbxout.c (dbxout_function_end): Update.
19711 * dwarf2out.c (dwarf2out_switch_text_section): Update.
19712 (output_line_info): Update.
19713 (secname_for_decl): Update.
19714 (dwarf2out_var_location): Update.
19715 * function.c (free_after_compilation): Update.
19716 (assign_parm_find_stack_rtl): Update.
19717 (assign_parms): Update.
19718 (expand_dummy_function_end): Update.
19719 (expand_function_end): Update.
19720 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
19721 (expand_call): Update.
19722 (emit_library_call_value_1): Update.
19723 (store_one_arg): Update.
19724 * varasm.c (initialize_cold_section_name): Update.
19725 (unlikely_text_section): Update.
19726 (unlikely_text_section_p): Update.
19727 (assemble_start_function): Update.
19728 (assemble_end_function): Update.
19729 (default_section_type_flags): Update.
19730 (switch_to_section): Update.
19731 * integrate.c (set_decl_abstract_flags): Update.
19732 (get_hard_reg_initial_val): Update.
19733 (has_hard_reg_initial_val): Update.
19734 (allocate_initial_values): Update.
19735 * resource.c (init_resource_info): Update.
19736 * config/alpha/alpha.c (NUM_ARGS): Update.
19737 (direct_return): Update.
19738 (alpha_va_start): Update.
19739 (alpha_sa_size): Update.
19740 (alpha_initial_elimination_offset): Update.
19741 (alpha_expand_prologue): Update.
19742 (alpha_start_function): Update.
19743 (alpha_expand_epilogue): Update.
19744 (unicosmk_initial_elimination_offset):
19745 * config/alpha/alpha.md (call expander): Update.
19746 * config/s390/s390.c (s390_register_info): Update.
19747 (s390_register_info): Update.
19748 (s390_frame_info): Update.
19749 (s390_initial_elimination_offset): Update.
19750 (s390_build_builtin_va_list): Update.
19751 (s390_va_start): Update.
19752 * config/spu/spu.c (direct_return): Update.
19753 (spu_expand_prologue): Update.
19754 (spu_initial_elimination_offset): Update.
19755 (spu_build_builtin_va_list): Update.
19756 (spu_va_start): Update.
19757 * config/sparc/sparc.c (sparc_init_modes): Update.
19758 (sparc_compute_frame_size): Update.
19759 (function_value): Update.
19760 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
19761 * config/i386/i386.md (return expander): Update.
19762 * config/i386/i386.c (ix86_va_start): Update.
19763 (ix86_can_use_return_insn_p): Update.
19764 (ix86_compute_frame_layout): Update.
19765 (ix86_expand_epilogue): Update.
19766 * config/sh/sh.c (output_stack_adjust): Update.
19767 (calc_live_regs): Update.
19768 (sh_expand_prologue): Update.
19769 (sh_builtin_saveregs): Update.
19770 (sh_va_start): Update.
19771 (initial_elimination_offset): Update.
19772 (sh_allocate_initial_value): Update.
19773 (sh_function_ok_for_sibcall): Update.
19774 (sh_get_pr_initial_val): Update.
19775 * config/sh/sh.md (return expander): Update.
19776 * config/avr/avr.c (frame_pointer_required_p): UPdate.
19777 * config/crx/crx.c (crx_compute_frame): UPdate.
19778 (crx_initial_elimination_offset): UPdate.
19779 * config/xtensa/xtensa.c (compute_frame_size): Update
19780 (xtensa_builtin_saveregs): Update.
19781 (xtensa_va_start): Update.
19782 (order_regs_for_local_alloc): Update.
19783 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
19784 (xstormy16_expand_builtin_va_start): Update.
19785 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
19786 * config/m68hc11/m68hc11.md (return expanders): Update.
19787 * config/m68hc11/m68hc11.c (expand_prologue): Update.
19788 (expand_epilogue): Update.
19789 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
19790 (cris_simple_epilogue): Update.
19791 (cris_expand_prologue): Update.
19792 (cris_expand_epilogue): Update.
19793 * config/iq2000/iq2000.c (iq2000_va_start): Update.
19794 (compute_frame_size): Update.
19795 * config/mt/mt.c (mt_compute_frame_size): Update.
19796 * config/mn10300/mn10300.c (expand_prologue): Update.
19797 (expand_epilogue): Update.
19798 (initial_offset): Update.
19799 (mn10300_builtin_saveregs):
19800 * config/mn10300/mn10300.md (return expander): Update.
19801 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19802 (ia64_initial_elimination_offset): Update.
19803 (ia64_initial_elimination_offset): Update.
19804 (ia64_expand_prologue): Update.
19805 * config/m68k/m68k.md (return expander): Update.
19806 * config/rs6000/rs6000.c (rs6000_va_start): Update.
19807 (rs6000_stack_info): Update.
19808 * config/mcore/mcore.c (layout_mcore_frame): Update.
19809 (mcore_expand_prolog): Update.
19810 * config/arc/arc.c (arc_compute_frame_size): Update.
19811 * config/score/score3.c (score3_compute_frame_size): Update.
19812 * config/score/score7.c (score7_compute_frame_size): Update.
19813 * config/arm/arm.c (use_return_insn): Update.
19814 (thumb_find_work_register): Update.
19815 (arm_compute_save_reg_mask): Update.
19816 (arm_output_function_prologue): Update.
19817 (arm_output_epilogue): Update.
19818 (arm_size_return_regs): Update.
19819 (arm_get_frame_offsets): Update.
19820 (arm_expand_prologue): Update.
19821 (thumb_exit): Update.
19822 (thumb_unexpanded_epilogue): Update.
19823 (thumb1_output_function_prologue): Update.
19824 * config/pa/pa.md (return expander): Update.
19825 * config/pa/pa.c (compute_frame_size): Update.
19826 (hppa_builtin_saveregs): Update.
19827 * config/mips/mips.c (mips_va_start): Update.
19828 (mips16_build_function_stub): Update.
19829 (mips_compute_frame_info): Update.
19830 (mips_restore_gp): Update.
19831 (mips_output_function_prologue): Update.
19832 (mips_expand_prologue): Update.
19833 * config/v850/v850.c (compute_frame_size): Update.
19834 (expand_prologue): * config/mmix/mmix.c (along): update.
19835 (mmix_initial_elimination_offset): update.
19836 (mmix_reorg): update.
19837 (mmix_use_simple_return): update.
19838 (mmix_expand_prologue): update.
19839 (mmix_expand_epilogue): Update.
19840 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
19841 (emit_link_insn): Update.
19843 2008-04-08 Anatoly Sokolov <aesok@post.ru>
19845 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
19846 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
19848 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
19851 2008-04-07 Jan Hubicka <jh@suse.cz>
19853 * function.h (rtl): Rename to x_rtl.
19854 (crtl): New define.
19855 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19856 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19857 used_temp_slots avail_temp_slots, temp_slot_level,
19858 nonlocal_goto_handler_labels): Update accesstors.
19859 (rtl): New global variable.
19860 (struct function): Move some fileds to rtl_data.
19861 (get_arg_pointer_save_area): Update prototype.
19862 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19863 get_arg_pointer_save_area.
19864 * expr.c (init_expr): Update
19865 * function.c (get_frame_size): Update
19866 (assign_stack_local): Update
19867 (expand_function_end): Update.
19868 (get_art_pointer_save_area): Update
19870 * emit-rtl.c (rtl): Declare.
19871 (regno_reg_rtx): Declare.
19872 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19874 (gen_reg_rtx): Update.
19875 * varasm.c (n_deferred_constatns): Update accestor.
19876 (init_varasm_status): Do not allocate varasm_status.
19877 (force_const_mem, get_pool_size, output_constant_pool): Update.
19878 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19879 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19880 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
19881 * sparc/sparc.h (INIT_EXPANDERS): Update.
19882 * ia64/ia64.h (INIT_EXPANDERS): Update.
19884 2008-04-07 James E. Wilson <wilson@tuliptree.org>
19886 * reload.c (push_secondary_reload): Add missing break to for loop.
19888 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19890 PR middle-end/PR28690
19891 * rtlanal.c: Update copyright years.
19892 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
19893 as REG_POINTER and MEM_POINTER operands.
19894 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
19895 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
19896 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
19897 * gcse.c: Update copyright years.
19898 (pre_delete): Call gen_reg_rtx_and_attrs.
19899 (hoist_code): Likewise.
19900 (build_store_vectors): Likewise.
19901 (delete_store): Likewise.
19902 * loop-invariant.c (move_invariant_reg): Likewise.
19903 Update copyright years.
19905 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
19907 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
19908 control string instead of quoted.
19910 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19912 * doc/rtl.texi: Rewrite of subreg section.
19914 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
19917 * config/i386/i386.c (legitimize_pic_address): Add treating
19918 of dllimport SYM_REF's.
19919 (legitimize_dllimport_symbol): Add prototype.
19921 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19923 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
19924 reference in constructor with non self-referential type.
19926 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19928 Removal of Return with Depressed Stack Pointer support
19929 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
19930 (ECF_SP_DEPRESSED): Likewise.
19931 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
19932 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
19933 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19934 (expand_call): Do not test ECF_SP_DEPRESSED.
19935 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19936 * function.c (keep_stack_depressed): Delete.
19937 (handle_epilogue_set): Likewise.
19938 (update_epilogue_consts): Likewise.
19939 (emit_equiv_load): Likewise.
19940 (thread_prologue_and_epilogue_insns): Remove support for Return with
19941 Depressed Stack Pointer.
19942 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19944 2008-04-06 Richard Guenther <rguenther@suse.de>
19946 PR tree-optimization/35400
19947 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
19948 information from SSA_NAMEs.
19950 2008-04-06 Anatoly Sokolov <aesok@post.ru>
19952 * config/avr/avr.h (avr_mega_p): Remove declaration.
19953 (AVR_MEGA): Remove macro.
19954 * config/avr/avr.c (avr_mega_p): Remove variable.
19955 (avr_override_options): Remove inicializion of avr_mega_p.
19956 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19957 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19958 (avr_jump_mode): (Ditto.).
19959 (avr_output_progmem_section_asm_op): (Ditto.).
19960 (avr_asm_init_sections): (Ditto.).
19961 (avr_asm_init_sections): (Ditto.).
19962 (avr_rtx_costs): (Ditto.).
19963 * config/avr/avr.md: (Ditto.).
19964 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
19967 2008-04-06 Richard Guenther <rguenther@suse.de>
19969 PR tree-optimization/35842
19970 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
19971 is_gimple_invariant_address.
19973 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19975 * gcc.c (default_compilers): Sync Fortran extensions list with
19976 that in fortran/lang-specs.h.
19977 * doc/invoke.texi: Likewise.
19978 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
19979 * dwarf2out.c (gen_compile_unit_die): Likewise.
19981 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
19983 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
19985 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
19988 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
19989 attribute is used for nested functions.
19991 2008-04-05 Jan Hubicka <jh@suse.cz>
19993 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
19995 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
19997 (dump_files): Update.
19998 (enable_rtl_dump_file): Do not accept letter argument.
19999 * tree-pass.h (dump_file_info): Remove letter argument.
20000 * toplev.c (decode_d_option): Update -da handling.
20001 * toplev.h (enable_rtl_dump_file): Update prototype.
20002 * passes.c (register_one_dump_file): Do not accept IPA argument; work
20003 it out based on pass type.
20004 (register_dump_files_1): Likewise.
20005 (init_optimization_passes): Update register_one_dump_file calls.
20006 (execute_one_pass): Sanity check that IPA passes are called at IPA
20007 level and RTL passes at RTL level.
20008 (execute_pass_list): IPA pass can not be after or subpass of
20010 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
20011 disallov RTL subpasses of IPA subpasses.
20013 2008-04-05 Ben Elliston <bje@au.ibm.com>
20015 * tree-cfg.c (need_fake_edge_p): Return false for calls to
20016 builtins that return exactly once and do not throw. Cache call to
20019 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
20021 PR rtl-optimization/34916
20022 PR middle-end/35519
20023 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
20024 between instruction pairs.
20026 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
20028 * doc/invoke.texi: Document -mbitops for SH.
20029 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
20030 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
20031 * config/sh/sh.c (print_operand): Add %t operand code.
20032 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
20033 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
20034 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
20035 (extendqihi2): Likewise.
20036 (movqi_i): Likewise.
20037 (insv): Use bset, bclr and bst instructions for SH2A if possible.
20038 (extv): Use bld instruction for SH2A if possible.
20040 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
20041 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
20042 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
20043 (bset.b, bclr.b): Define peepholes.
20044 * config/sh/sh.opt (mbitops): New option.
20046 2008-04-04 Janis Johnson <janis187@us.ibm.com>
20049 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
20050 and view convert expression.
20052 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20055 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
20057 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
20059 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
20061 * config/i386/cpuid.h (bit_AES): New.
20062 (bit_PCLMUL): Likewise.
20064 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
20065 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
20066 SSE2 if AES or PCLMUL is enabled.
20067 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
20068 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20069 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
20070 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
20071 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
20072 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
20073 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20074 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
20075 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
20076 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
20077 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
20078 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
20079 __builtin_ia32_aeskeygenassist128 and
20080 __builtin_ia32_pclmulqdq128.
20081 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
20082 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
20083 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
20085 * config/i386/i386.h (TARGET_AES): New.
20086 (TARGET_PCLMUL): Likewise.
20087 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
20089 * config/i386/i386.md (UNSPEC_AESENC): New.
20090 (UNSPEC_AESENCLAST): Likewise.
20091 (UNSPEC_AESDEC): Likewise.
20092 (UNSPEC_AESDECLAST): Likewise.
20093 (UNSPEC_AESIMC): Likewise.
20094 (UNSPEC_AESKEYGENASSIST): Likewise.
20095 (UNSPEC_PCLMUL): Likewise.
20097 * config/i386/i386.opt (maes): New.
20098 (mpclmul): Likewise.
20100 * config/i386/sse.md (aesenc): New pattern.
20101 (aesenclast): Likewise.
20102 (aesdec): Likewise.
20103 (aesdeclast): Likewise.
20104 (aesimc): Likewise.
20105 (aeskeygenassist): Likewise.
20106 (pclmulqdq): Likewise.
20108 * config/i386/wmmintrin.h: New.
20110 * doc/extend.texi: Document AES and PCLMUL built-in function.
20112 * doc/invoke.texi: Document -maes and -mpclmul.
20114 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
20116 * function.c (free_after_parsing): Replace with
20117 cxx_push_function_context from C++ front-end.
20118 (allocate_struct_function): Don't call langhook.
20119 * langhooks.h (struct lang_hooks_for_functions): Delete.
20120 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
20122 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
20123 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
20124 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
20125 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
20126 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
20127 remove LANG_HOOKS_FUNCTION_INITIALIZER.
20128 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
20130 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
20131 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
20133 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20136 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
20139 2008-04-04 Richard Guenther <rguenther@suse.de>
20141 PR middle-end/35823
20142 * fold-const.c (optimize_minmax_comparison): Use the correct
20143 type for the constant in the simplified comparison.
20145 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
20147 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
20148 Pass L2 size as "--param l2-cache-size" to the compiler.
20149 (decode_l2_cache): New function to decode L2 cache parameters using
20150 0x8000006 extended cpuid function.
20151 (detect_caches_amd): Determine parameters of L2 cache using
20152 decode_l2_caches function.
20153 (decode_caches_intel): Decode L2 cache parameters.
20154 (detect_caches_intel): Determine L2 cache parameters using
20155 decode_caches_intel and decode_l2_caches functions.
20157 2008-04-03 Bob Wilson <bob.wilson@acm.org>
20159 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
20160 secondary input reload for subword loads from the constant pool.
20162 2008-04-03 Janis Johnson <janis187@us.ibm.com>
20165 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
20166 constants of the appropriate size for runtime calculations.
20169 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
20170 decimal-float literal constant zero.
20172 2008-04-03 Jakub Jelinek <jakub@redhat.com>
20175 * c-parser.c (c_parser_omp_atomic): Call
20176 default_function_array_conversion on the RHS.
20178 PR middle-end/35818
20179 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
20180 call is_variable_sized if decl has incomplete type.
20182 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
20184 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
20186 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
20188 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
20190 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
20191 (sgt<u>): Merge sgt and sgtu into new expander.
20192 (sgt, sgtu): Remove expanders.
20193 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
20194 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
20195 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
20196 *sgtu_<mode>_mips16 into new pattern.
20197 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
20198 (sge<u>): Merge sge and sgeu into new expander.
20199 (sge, sgeu): Remove expanders.
20200 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
20202 (*sge_<mode>, second *sge_<mode>): Remove patterns.
20203 (slt<u>): Merge slt and sltu into new expander.
20204 (slt, sltu): Remove expanders.
20205 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
20206 (*slt_<mode>, *sltu_<mode>): Remove patterns.
20207 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
20208 *sltu_<mode>_mips16 into new pattern.
20209 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
20210 (sle<u>): Merge sle and sleu into new expander.
20211 (sle, sleu): Remove expanders.
20212 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
20213 (*sle_<mode>, *sleu_<mode>): Remove patterns.
20214 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
20215 *sleu_<mode>_mips16 into new pattern.
20216 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
20218 2008-04-03 Jan Hubicka <jh@suse.cz>
20220 PR tree-optimization/35795
20221 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
20222 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20223 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
20224 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
20225 * score/score3.c (score3_output_mi_thunk): Likewise.
20226 * score/score7.c (score7_output_mi_thunk): Likewise.
20227 * mips/mips.c (mips_output_mi_thunk): Likewise.
20229 2008-04-03 Richard Guenther <rguenther@suse.de>
20231 * tree-vrp.c (extract_range_from_unary_expr): Handle all
20232 conversions. Simplify code.
20234 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
20236 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
20238 2008-04-03 Tom Tromey <tromey@redhat.com>
20239 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20241 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20242 * config/bfin/t-bfin-linux (generated_files): Add
20243 linux-sysroot-suffix.h.
20244 * doc/install.texi (Prerequisites): Require make 3.80.
20245 * doc/sourcebuild.texi (Front End Directory): Document new
20247 * Makefile.in (generated_files): New variable.
20248 (ALL_HOST_OBJS): New variable.
20249 ($(ALL_HOST_OBJS)): New target.
20251 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20253 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
20254 (remap_block): Call id->transform_lang_insert_block instead
20256 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
20257 Set id.transform_lang_insert_block to NULL.
20258 (clone_body): Move to cp/optimize.c
20259 * tree-inline.h (struct copy_body_data): Change
20260 transform_lang_insert_block to function pointer.
20261 (copy_generic_body, copy_decl_no_change): Export.
20262 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
20263 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
20264 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
20266 * c-tree.h (insert_block): Kill.
20267 * c-decl.c (insert_block): Kill.
20269 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20271 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20272 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20273 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
20275 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
20276 argument, call {push,pop}_function_context from here.
20277 * c-parser.c: Use c_{push,pop}_function_context.
20279 * function.c (push_function_context_to): Move meat ...
20280 (push_function_context): ... here. Simplify.
20281 * function.c (pop_function_context_from): Move meat ...
20282 (pop_function_context): ... here. Simplify.
20283 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
20285 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20286 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20287 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
20288 * tree.h (push_function_context_to, pop_function_context_from): Remove.
20290 2008-04-03 Ben Elliston <bje@au.ibm.com>
20292 * expmed.c (extract_force_align_mem_bit_field): Remove.
20294 2008-04-03 Richard Guenther <rguenther@suse.de>
20296 PR middle-end/35800
20297 * expr.h (try_casesi): Adjust prototype.
20298 * expr.c (try_casesi): Take fallback label as extra parameter.
20299 Use that for gen_casesi if default_label is NULL.
20300 * stmt.c (expand_case): Pass fallback label to try_casesi,
20301 make sure to fill gaps with a fallback label if default_label
20304 2008-04-03 Dominique d'HumiÃ
\83¨res <dominiq@lps.ens.fr>
20307 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
20309 2008-04-03 Ben Elliston <bje@au.ibm.com>
20311 * expmed.c (extract_split_bit_field): Remove if (0) code.
20312 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
20313 (do_ds_constraint): Likewise.
20315 2008-04-02 Joseph Myers <joseph@codesourcery.com>
20317 * doc/cppopts.texi (-dU): Document.
20318 * c-common.h (flag_dump_macros): Update comment.
20319 * c-opts.c (handle_OPT_d): Handle -dU.
20320 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
20321 dump_queued_macros, cb_used_define, cb_used_undef): New.
20322 (init_pp_output): Handle -dU.
20323 (cb_line_change): Call dump_queued_macros.
20324 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
20326 2008-04-02 Anatoly Sokolov <aesok@post.ru>
20328 * config/avr/predicates.md (io_address_operand): New predicate.
20329 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
20330 * config/avr/avr.c (avr_io_address_p): Remove function.
20331 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
20332 'avr_io_address_p' function.
20333 (out_movhi_r_mr): (Ditto.).
20334 (out_movqi_mr_r): (Ditto.).
20335 (out_movhi_mr_r): (Ditto.).
20336 (avr_address_cost): (Ditto.).
20338 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
20340 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
20341 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
20342 in 32bit mode when XMM registers are available to avoid store
20344 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
20345 corresponding post-reload splitters.
20347 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20349 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
20350 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
20351 __builtin_ia32_roundss.
20352 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
20353 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
20354 __builtin_ia32_roundss.
20355 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
20356 IX86_BUILTIN_SHUFPD here.
20358 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20360 * config/i386/i386.md (plogic): New.
20361 (plogicprefix): Likewise.
20363 * config/i386/mmx.md (mmx_<code><mode>3): New.
20364 (mmx_and<mode>3): Removed.
20365 (mmx_ior<mode>3): Likewise.
20366 (mmx_xor<mode>3): Likewise.
20368 * config/i386/sse.md (<code><mode>3): New.
20369 (*<code><mode>3): Likewise.
20370 (*<code><mode>3): Likewise.
20371 (<code><mode>3): Likewise.
20372 (*sse_<code><mode>3): Likewise.
20373 (*sse2_<code><mode>3): Likewise.
20374 (<code>tf3): Likewise.
20375 (*<code>tf3): Likewise.
20376 (and<mode>3): Likewise.
20377 (*and<mode>3): Likewise.
20378 (ior<mode>3): Removed.
20379 (*ior<mode>3): Likewise.
20380 (xor<mode>3): Likewise.
20381 (*xor<mode>3): Likewise.
20382 (*and<mode>3): Likewise.
20383 (*ior<mode>3): Likewise.
20384 (*xor<mode>3): Likewise.
20385 (and<mode>3): Likewise.
20386 (*sse_and<mode>3): Likewise.
20387 (*sse2_and<mode>3): Likewise.
20388 (andtf3): Likewise.
20389 (*andtf3): Likewise.
20390 (ior<mode>3): Likewise.
20391 (*sse_ior<mode>3): Likewise.
20392 (*sse2_ior<mode>3): Likewise.
20393 (iortf3): Likewise.
20394 (*iortf3): Likewise.
20395 (xor<mode>3): Likewise.
20396 (*sse_xor<mode>3): Likewise.
20397 (*sse2_xor<mode>3): Likewise.
20398 (xortf3): Likewise.
20399 (*xortf3): Likewise.
20401 2008-04-02 Richard Guenther <rguenther@suse.de>
20403 PR tree-optimization/14495
20404 PR tree-optimization/34793
20405 * tree-vrp.c (struct switch_update): New structure.
20406 (to_remove_edges, to_update_switch_stmts): New VECs.
20407 (simplify_switch_using_ranges): New function. Remove not taken
20408 case labels and edges.
20409 (simplify_stmt_using_ranges): Call it.
20410 (identify_jump_threads): Mark edges we have queued for removal
20411 so we don't thread them.
20412 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
20414 * tree-cfg.c (group_case_labels): Deal with missing default label.
20415 (tree_verify_flow_info): Allow missing default label.
20416 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
20417 (emit_case_nodes): Likewise.
20418 (expand_case): Do not rely on the default label to be present.
20419 * expr.c (try_casesi): Deal with NULL default_label.
20420 (do_tablejump): Likewise.
20422 2008-04-02 Richard Guenther <rguenther@suse.de>
20424 PR tree-optimization/14495
20425 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
20426 SWITCH_EXPR here ...
20427 (vrp_visit_switch_stmt): ... but here (new function).
20428 (find_case_label_index): New helper function.
20429 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
20431 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20433 * fwprop.c: Fix ISO-C99ism.
20435 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20438 * Makefile.in (objdir): Set it here.
20439 * configure.ac: Not here. Find dynamic linker characteristics.
20440 * exec-tool.in: Use them.
20441 * aclocal.m4: Regenerate.
20442 * configure: Regenerate.
20444 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20446 * expr.c (expand_var): Delete it.
20447 * expr.h (expand_var): Delete prototype.
20448 * function.c (expand_function_start): Use expand_decl instead.
20449 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
20452 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
20454 PR rtl-optimization/35542
20455 * fwprop.c (forward_propagate_and_simplify): Replace
20456 loc_reg_mentioned_in_p with reg_mentioned_p.
20458 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20460 PR rtl-optimization/35281
20461 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
20462 (propagate_rtx_1): Handle PR_HANDLE_MEM.
20463 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
20464 (varying_mem_p): Move above propagate_rtx.
20465 (all_uses_available_at): Do not check MEMs.
20467 2008-04-02 Rafael EspÃ
\83Ândola <espindola@google.com>
20469 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
20470 (register_edge_assert_for_2): Split the cond argument.
20471 (register_edge_assert_for_1): Adjust for the change in
20472 register_edge_assert_for_2.
20473 (register_edge_assert_for): Split the cond argument.
20474 (find_switch_asserts): Adjust for the change in
20475 register_edge_assert_for.
20477 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
20479 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
20480 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
20481 offsets for 64-bit mingw.
20482 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
20483 abi for x86_64-pc-mingw.
20485 2008-04-02 Richard Guenther <rguenther@suse.de>
20487 * tree-vrp.c (extract_range_from_assert): Make sure to not
20488 produce range min/max with TREE_OVERFOW set.
20489 If merging a anti-range and a range keep the anti-range if
20490 the range covers all values of the type.
20491 (register_edge_assert_for_2): Only allow sign-changing
20492 conversions in detecting canonical range checks. Also
20493 register an assert for the unsigned name if useful.
20495 PR tree-optimization/35787
20496 * tree-vrp.c (vrp_val_max): New function.
20497 (vrp_val_min): Likewise.
20498 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
20499 (vrp_val_is_min): Likewise.
20500 (supports_overflow_infinity): Use vrp_val_{min,max}.
20501 (negative_overflow_infinity): Likewise.
20502 (positive_overflow_infinity): Likewise.
20503 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
20504 (is_positive_overflow_infinity): Likewise.
20505 (is_overflow_infinity): Likewise.
20506 (avoid_overflow_infinity): Use vrp_val_{min,max} and
20507 vrp_val_is_{min,max}.
20508 (set_and_canonicalize_value_range): Canonicalize anti-ranges
20509 to ranges if possible. Avoid empty ranges.
20511 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20513 PR middle-end/35705
20514 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
20515 the expression is a function address.
20517 2008-04-01 George Helffrich <george@gcc.gnu.org>
20519 PR fortran/35154, fortran/23057
20520 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
20521 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
20522 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
20523 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
20525 (dbxout_syms): Check for COMMON-based symbol and wrap in
20526 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
20527 in bracket for efficiency.
20529 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
20530 using DW_TAG_common_block + member offset.
20531 (add_pubname_string): New function.
20532 (dw_expand_expr): New function to find block name and offset for
20534 (common_check): New function to check whether symbol in Fortran COMMON.
20535 (gen_variable_die): If COMMON, use DW_TAG_common_block.
20537 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
20540 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
20542 2008-04-02 Ben Elliston <bje@au.ibm.com>
20544 * config/v850/v850.md (casesi): Remove if (0) code.
20545 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
20546 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
20548 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
20550 * config/i386/i386.md (rex64suffix): New mode attribute.
20551 (floathi<mode>2): Disable expander for SSE math.
20552 (*floathi<mode>2_1): New insn insn_and_split pattern.
20553 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
20554 corresponding post-reload splitters.
20555 (*floathi<mode>2_i387): New macroized insn pattern.
20556 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
20557 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
20558 insn_and_split pattern.
20559 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
20560 New macroized instruction patterns and corresponding post-reload
20562 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
20563 and corresponding post-reload splitters.
20564 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
20565 New macroized instruction patterns.
20566 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
20567 macroized instruction patterns and corresponding post-reload splitters.
20568 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
20569 corresponding post-reload splitters.
20570 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
20571 New macroized instruction patterns.
20572 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
20573 corresponding post-reload splitters.
20574 (*floatsi<mode>2_i387): New macroized instruction patterns.
20576 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
20578 * config/i386/i386.md (smaxmin): New.
20579 (umaxmin): Likewise.
20580 (maxminiprefix): Likewise.
20581 (maxminfprefix): Likewise.
20582 (<code><mode>3): Likewise.
20583 (smin<mode>3): Removed.
20584 (smax<mode>3): Likewise.
20586 * config/i386/mmx.md (mmx_<code>v2sf3): New.
20587 (mmx_<code>v4hi3): Likewise.
20588 (mmx_<code>v8qi3): Likewise.
20589 (mmx_smaxv2sf3): Removed.
20590 (mmx_sminv2sf3): Likewise.
20591 (mmx_umaxv8qi3): Likewise.
20592 (mmx_smaxv4hi3): Likewise.
20593 (mmx_uminv8qi3): Likewise.
20594 (mmx_sminv4hi3): Likewise.
20596 * config/i386/sse.md (<addsub><mode>3): New.
20597 (*<addsub><mode>3): Likewise.
20598 (<sse>_vm<addsub><mode>3): Likewise.
20599 (<maxmin><mode>3): Likewise.
20600 (*<maxmin><mode>3_finite): Likewise.
20601 (*<maxmin><mode>3): Likewise.
20602 (<sse>_vm<maxmin><mode>3): Likewise.
20603 (sse3_h<addsub>v4sf3): Likewise.
20604 (sse3_h<addsub>v2df3): Likewise.
20605 (<maxmin>v16qi3): Likewise.
20606 (*<maxmin>v16qi3): Likewise.
20607 (<maxmin>v8hi3): Likewise.
20608 (*<maxmin>v8hi3): Likewise.
20609 (*sse4_1_<maxmin><mode>3): Likewise.
20610 (*sse4_1_<maxmin><mode>3): Likewise.
20611 (add<mode>3): Removed.
20612 (*add<mode>3): Likewise.
20613 (<sse>_vmadd<mode>3): Likewise.
20614 (sub<mode>3): Likewise.
20615 (*sub<mode>3): Likewise.
20616 (<sse>_vmsub<mode>3): Likewise.
20617 (smin<mode>3): Likewise.
20618 (*smin<mode>3_finite): Likewise.
20619 (*smin<mode>3): Likewise.
20620 (<sse>_vmsmin<mode>3): Likewise.
20621 (smax<mode>3): Likewise.
20622 (*smax<mode>3_finite): Likewise.
20623 (*smax<mode>3): Likewise.
20624 (<sse>_vmsmax<mode>3): Likewise.
20625 (sse3_haddv4sf3): Likewise.
20626 (sse3_haddv2df3): Likewise.
20627 (sse3_hsubv4sf3): Likewise.
20628 (sse3_hsubv2df3): Likewise.
20629 (umaxv16qi3): Likewise.
20630 (*umaxv16qi3): Likewise.
20631 (smaxv8hi3): Likewise.
20632 (*smaxv8hi3): Likewise.
20633 (*sse4_1_smax<mode>3): Likewise.
20634 (*sse4_1_umax<mode>3): Likewise.
20635 (uminv16qi3): Likewise.
20636 (*uminv16qi3): Likewise.
20637 (sminv8hi3): Likewise.
20638 (*sminv8hi3): Likewise.
20639 (*sse4_1_smin<mode>3): Likewise.
20640 (*sse4_1_umin<mode>3): Likewise.
20642 2008-04-01 Rafael EspÃ
\83Ândola <espindola@google.com>
20644 * tree-cfg.c (verify_expr): remove in_phi.
20645 (verify_stmt): Don't call walk_tree with verify_expr. Use
20646 is_gimple_min_invariant instead of is_gimple_val.
20648 2008-04-01 Joseph Myers <joseph@codesourcery.com>
20650 * doc/include/gpl_v3.texi: Update for manpage generation.
20651 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
20653 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
20654 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
20655 gpl_v3.texi instead of gpl.texi.
20658 2008-04-01 Jakub Jelinek <jakub@redhat.com>
20661 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
20663 2008-04-01 Rafael EspÃ
\83Ândola <espindola@google.com>
20665 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
20666 (extract_code_and_val_from_cond): Use
20667 extract_code_and_val_from_cond_with_ops.
20669 2008-04-01 Jan Hubicka <jh@suse.cz>
20671 * function.c (free_after_compilation): Free epilogue_delay_list.
20672 (prepare_function_start): Assert that previous compilation was freed.
20674 2008-04-01 Jan Hubicka <jh@suse.cz>
20675 Jim Wilson <wilson@tuliptree.org>
20676 Andreas Tobler <andreast@gcc.gnu.org>
20678 PR middle-end/35781
20679 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
20680 rtl.emit instead cfun->emit.
20681 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
20682 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
20684 2008-04-01 Ben Elliston <bje@au.ibm.com>
20686 * doc/c-tree.texi (Function Basics): Fix grammatical error.
20688 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
20690 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
20692 (fprofile-use): Add var flag_profile_use
20693 * coverage.c (coverage_begin_output): Do not open a gcno file for
20694 output only if -ftest-coverage is set.
20695 Do not add getpwd() to gcda file path.
20696 (build_gcov_info): Check the new flag
20697 flag_profile_datafile_relative_path.
20698 (coverage_init): Use profile_data_prefix.
20699 Read profile counter only if flag_profile_use is set.
20700 * opts.c (common_handle_option): New option fprofile-use=,
20701 fprofile-dir=, fprofile-generate=.
20702 * toplev.c (profile_data_prefix): New variable definition.
20703 * toplev.h (profile_data_prefix): New declaration.
20704 * doc/invoke.tex (Option Summary, Optimization Options):
20707 2008-03-31 James E. Wilson <wilson@tuliptree.org>
20709 * varasm.c (output_constant_pool_1): In LABEL_REF check,
20710 use tmp consistently.
20713 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
20714 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20715 UNSPEC_FR_RECIP_APPROX_RES.
20716 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
20718 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
20721 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
20723 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
20725 PR middle-end/30186
20726 * fold-const.c (fold_indirect_ref_1): Support accessing non first
20727 element of the vector via a pointer.
20729 2008-03-31 Ian Lance Taylor <iant@google.com>
20731 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
20733 2008-03-31 Jan Hubicka <jh@suse.cz>
20735 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20736 get_arg_pointer_save_area.
20737 * expr.c (init_expr): Just clear out rtl.expr.
20738 * function.c (free_after_compilation): Clear out whole RTL structure.
20739 (get_func_frame_size): Merge into ...
20740 (get_frame_size): ... this one.
20741 (assign_stack_local_1): Merge into ...
20742 (assign_stack_local): ... this one.
20743 (expand_function_end): Update call of get_arg_pointer_save_area.
20744 (get_art_pointer_save_area): Remove cfun argument.
20745 * function.h (emit_status): regno_pointer_align does not need length
20746 attribute. Move x_regno_reg_rtx to ...
20747 (regno_reg_rtx): ... new global array.
20748 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
20749 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
20750 apply_args_value, forced_labels, stack_pointer_delta):
20752 (struct varasm_status): Move here from varasm.c
20753 (struct rtl_data): New. Move here some fields from struct function.
20754 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20755 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20756 used_temp_slots avail_temp_slots, temp_slot_level,
20757 nonlocal_goto_handler_labels): Update accesstors.
20758 (rtl): New global variable.
20759 (struct function): Move some fileds to rtl_data.
20760 (get_arg_pointer_save_area): Update prototype.
20761 * emit-rtl.c (rtl): Declare.
20762 (regno_reg_rtx): Declare.
20763 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20765 (gen_reg_rtx): Update.
20766 (init_virtual_regs): Do not tate emit_status argument.
20767 (init_emit): Do not allocate emit.
20768 * varasm.c (varasm_statuc): Move to function.h.
20769 (n_deferred_constatns): Update accestor.
20770 (init_varasm_status): Do not allocate varasm_status.
20771 (force_const_mem, get_pool_size, output_constant_pool): Update.
20772 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20773 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20775 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
20777 PR rtl-optimization/35729
20778 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
20781 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
20784 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
20785 load/store if memory is unaligned.
20786 (*movti_rex64): Likewise.
20788 * config/i386/predicates.md (misaligned_operand): New.
20790 2008-03-31 Andrew Pinski <pinskia@gmail.com>
20793 * tree-ssa-phiopt.c (conditional_replacement): Return early for
20796 2008-03-31 Jan Beulich <jbeulich@novell.com>
20798 * config/ia64/constraints.md: Add 'j' constraint.
20799 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
20800 (movdi_internal): Likewise.
20802 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
20805 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
20807 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
20810 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
20811 proper error message for the third argument on blendpd and
20814 * config/i386/sse.md (blendbits): New.
20815 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
20817 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
20819 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
20821 2008-03-30 Richard Guenther <rguenther@suse.de>
20823 PR middle-end/31023
20824 * fold-const.c (fold_sign_changed_comparison): Do leave
20825 conversions to base-types alone.
20827 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
20829 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
20830 the link register if one altivec register is be saved.
20832 2008-03-30 Ben Elliston <bje@au.ibm.com>
20834 * final.c (final_scan_insn): Remove if (0) code.
20836 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
20838 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
20840 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
20842 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
20843 of V4SFmode to ix86_binary_operator_ok.
20845 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
20847 * config/i386/i386.c (override_options): Initialize
20848 ix86_veclib_handler to ix86_veclibabi_svml when
20849 -mveclibabi=svml is used.
20850 (ix86_veclibabi_svml): New function for SVML ABI style
20851 vectorization support.
20852 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
20854 2008-03-28 Rafael EspÃ
\83Ândola <espindola@google.com>
20856 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
20857 (tree_binary_nonnegative_warnv_p): Make it public.
20858 (tree_single_nonnegative_warnv_p): Make it public.
20859 (tree_invalid_nonnegative_warnv_p): Make it public.
20860 (tree_unary_nonzero_warnv_p): Make it public.
20861 (tree_binary_nonzero_warnv_p): Make it public
20862 (tree_single_nonzero_warnv_p): Make it public.
20863 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
20864 (extract_range_from_binary_expr): Split the expr argument.
20865 (extract_range_from_unary_expr): Split the expr argument.
20866 (extract_range_from_comparison): Split the expr argument.
20867 (extract_range_from_expr): Use the new aux functions.
20868 (vrp_evaluate_conditional_warnv): Use
20869 vrp_evaluate_conditional_warnv_with_ops.
20870 * tree.h (tree_unary_nonzero_warnv_p): Declare.
20871 (tree_binary_nonzero_warnv_p): Declare.
20872 (tree_single_nonzero_warnv_p): Declare.
20873 (tree_expr_nonzero_warnv_p): Declare.
20874 (tree_unary_nonnegative_warnv_p): Declare.
20875 (tree_binary_nonnegative_warnv_p): Declare.
20876 (tree_single_nonnegative_warnv_p): Declare.
20877 (tree_invalid_nonnegative_warnv_p): Declare.
20879 2008-03-28 Richard Guenther <rguenther@suse.de>
20881 PR tree-optimization/30317
20882 PR tree-optimization/30911
20883 PR tree-optimization/34793
20884 * tree-vrp.c (set_and_canonicalize_value_range): New function.
20885 (struct assert_locus_d): New member EXPR.
20886 (register_new_assert_for): Add EXPR parameter to support
20887 ASSERT_EXPR <name, expr OP limit>.
20888 (register_edge_assert_for_1): Adjust callers.
20889 (find_assert_locations): Likewise.
20890 (process_assert_insertions_for): Build condition from expression.
20891 (extract_range_from_assert): Handle ASSERT_EXPRs
20892 of the form ASSERT_EXPR <name, expr OP limit>.
20893 (register_edge_assert_for_2): New helper registering
20894 asserts for comparisons. Recognize range tests of the form
20895 (unsigned)i - CST1 OP CST2.
20896 (register_edge_assert_for_1): Use it.
20897 (register_edge_assert_for): Likewise.
20898 (needs_overflow_infinity): Integer sub-types
20899 do not need overflow infinities.
20900 (vrp_val_is_max): The extreme values of integer sub-types
20901 are those of the base type.
20902 (vrp_val_is_min): Likewise.
20903 * tree.def (ASSERT_EXPR): Document extra allowed conditional
20906 2008-03-28 Nick Clifton <nickc@redhat.com>
20909 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
20910 Return GENERAL_REGS for stack adjustment reloads.
20912 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
20915 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
20916 const_vector when all the vectors are constant.
20918 2008-03-27 Bob Wilson <bob.wilson@acm.org>
20920 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
20922 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
20923 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
20925 (s<code>_sf): Use new scc_sf attribute for opcode names.
20927 2008-03-27 Tom Tromey <tromey@redhat.com>
20929 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
20930 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
20931 config/spu/t-spu-elf, config/i386/t-interix,
20932 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
20933 config/i386/x-darwin, config/i386/x-mingw32,
20934 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
20935 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
20936 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
20937 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
20938 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
20939 config/rs6000/x-darwin, config/rs6000/t-rs6000,
20940 config/score/t-score-elf, config/arm/t-strongarm-pe,
20941 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
20942 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
20943 Revert automatic dependency patch.
20945 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
20948 * config/i386/i386.c (ix86_function_arg_boundary): Align
20949 decimal floating point to its natural boundary.
20951 2008-03-27 Richard Guenther <rguenther@suse.de>
20953 PR middle-end/35716
20954 * fold-const.c (fold_comparison): Restrict distinct decl
20955 comparison folding to VAR_DECLs and PARM_DECLs. Do not
20956 solely rely on operand_equal_p.
20958 2008-03-27 Richard Guenther <rguenther@suse.de>
20961 * c-common.c (handle_weak_attribute): Reject combination of
20964 2008-03-27 Richard Guenther <rguenther@suse.de>
20966 PR tree-optimization/32810
20967 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
20968 conversions from DECL_INITIAL.
20969 (fold_const_aggregate_ref): Likewise from constructor elements.
20971 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
20973 * tree-affine.h (aff_combination_expand): Declare.
20974 (get_inner_reference_aff): Likewise.
20975 * tree-affine.c (aff_combination_expand): Split out from
20976 tree_to_aff_combination_expand.
20977 (get_inner_reference_aff): New function.
20978 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
20979 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
20980 (struct lim_aux_data): sm_done field removed.
20981 (mem_ref_loc_p, mem_ref_locs_p): New types.
20982 (struct mem_ref): Added id, stored, accesses_in_loop,
20983 indep_loop, dep_loop, indep_ref, dep_ref fields.
20984 Removed is_stored, locs and next fields.
20985 (memory_accesses): New variable.
20986 (movement_possibility): Do not allow moving statements
20987 that store to memory.
20988 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
20990 (determine_max_movement): For statements with memory references,
20991 find the outermost loop in that the reference is independent.
20992 (move_computations_stmt): Mark the virtual operands for renaming.
20993 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
20994 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
20995 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
20996 add_vop_ref_mapping, create_vop_ref_mapping_loop,
20997 create_vop_ref_mapping, analyze_memory_references,
20998 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
20999 get_all_locs_in_loop, ref_always_accessed_p,
21000 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
21001 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
21002 store_motion_loop, store_motion): New functions.
21003 (struct vop_to_refs_elt): New type.
21004 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
21005 memref_hash, memref_eq, hoist_memory_references): Rewritten.
21006 (schedule_sm): Replaced by...
21007 (execute_sm): ... this.
21008 (determine_lsm_ref, hoist_memory_references,
21009 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
21010 find_more_ref_vops, free_mem_ref, free_mem_refs,
21011 determine_lsm_loop, determine_lsm): Removed.
21012 (tree_ssa_lim_finalize): Free data structures used by store motion.
21013 (tree_ssa_lim): Call analyze_memory_references. Use
21014 store_motion instead of determine_lsm.
21016 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21018 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
21019 rename tmake_file to m68hc11/t-m68hc11.
21020 (mcore): Set inhibit_libc to true.
21021 * config.host (alpha*-dec-*vms*): Set extra_programs.
21022 (interix3*): Don't use host_xmake_file.
21023 * configure.ac: Let config.gcc override inhibit_libc.
21024 * configure: Regenerate.
21026 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
21027 * config/t-openbsd-thread: Remove commented out lines.
21029 * config/x-interix: Remove.
21031 * config/m68hc11/t-m68hc11-gas: Rename to...
21032 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
21034 * config/mcore/t-mcore: Remove T_CFLAGS.
21035 * config/mcore/t-mcore-pe: Likewise.
21037 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21039 * configure.ac: Replace custom __GNU_SOURCE test with
21040 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
21041 * aclocal.m4: Regenerate.
21042 * configure: Regenerate.
21043 * config.in: Regenerate.
21045 2008-03-27 Richard Guenther <rguenther@suse.de>
21047 * fold-const.c (target.h): Include.
21048 (fold_comparison): Fold comparison of addresses of decls
21049 that bind locally or of constants. Consolidate address folding code.
21050 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
21051 results from fold_binary_to_constant.
21052 (compare_values_warnv): Likewise.
21054 2008-03-27 Andrew Pinski <pinskia@gmail.com>
21056 PR middle-end/35429
21057 * fold-const.c (fold_truthop): Check for integeral types when folding
21058 a == 0 && b == 0 and a != 0 || b != 0 .
21060 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
21062 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
21064 2008-03-26 Andreas Schwab <schwab@suse.de>
21066 * doc/invoke.texi: Fix use of @item vs. @itemx.
21068 2008-03-26 Tom Tromey <tromey@redhat.com>
21070 * Makefile.in (build/gensupport.o, build/print-rtl.o,
21071 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
21072 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
21073 build/gencodes.o, build/genconditions.o, build/genconfig.o,
21074 build/genconstants.o, build/genemit.o, build/genextract.o,
21075 build/genflags.o, build/genmddeps.o, build/genopinit.o,
21076 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
21079 2008-03-26 Richard Guenther <rguenther@suse.de>
21082 2008-03-26 Richard Guenther <rguenther@suse.de>
21084 * fold-const.c (target.h): Include.
21085 (fold_comparison): Fold comparison of addresses of two decls
21086 that bind locally. Consolidate address folding code.
21088 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21090 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
21091 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
21092 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
21093 dconstsqrt2, dconstthird, dconste and/or dconst10.
21094 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
21095 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
21096 dconstsqrt2, dconste): Delete.
21097 (init_emit_once): Likewise. Simplify initializing dconstm1.
21099 * real.c (get_real_const): New.
21100 * real.h (dconst3, dconst10, dconstm2, dconstthird,
21101 dconstsqrt2, dconste): Delete.
21102 (real_value_const, get_real_const): New.
21104 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
21106 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
21108 * config/i386/i386.c (ix86_function_arg_boundary): Check
21109 BIGGEST_ALIGNMENT instead of 128.
21110 (setup_incoming_varargs_64): Likewise.
21112 2008-03-26 Tom Tromey <tromey@redhat.com>
21114 * Makefile.in (DEPFILES): Add missing '/'.
21116 2008-03-26 Richard Guenther <rguenther@suse.de>
21118 * fold-const.c (target.h): Include.
21119 (fold_comparison): Fold comparison of addresses of two decls
21120 that bind locally. Consolidate address folding code.
21122 2008-03-26 Nick Clifton <nickc@redhat.com>
21125 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
21126 not allow INT+INT as a legitimate addressing mode.
21128 2008-03-26 Richard Guenther <rguenther@suse.de>
21130 * tree-flow.h (widen_bitfield): Remove declaration.
21131 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
21132 (widen_bitfield): Remove function.
21133 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
21136 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
21139 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
21142 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
21144 PR rtl-optimization/35232
21145 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
21146 (forget_old_reloads_1, forget_marked_reloads): Don't clear
21147 reg_reloaded_call_part_clobbered here.
21148 (reload_regs_reach_end_p): New function.
21149 (reload_reg_rtx_for_input): New variable.
21150 (reload_reg_rtx_for_output): Likewise.
21151 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
21152 when reassigning a pseudo register. Load reloadreg from
21153 reload_reg_rtx_for_input, moving the mode and register
21155 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
21156 instead of the original when deciding whether an input reload
21157 would be a no-op or whether an output reload can be deleted.
21158 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
21159 when setting up new_spill_reg_store. Load it from
21160 reload_reg_rtx_for_output, moving the mode and register
21162 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
21163 instead of the original when deciding whether an output reload
21164 would be a no-op. Do the same when modifying insn notes.
21165 Use rtx_equal_p instead of == to compare the registers.
21166 (inherit_piecemeal_p): Take a mode and two register numbers
21168 (emit_reload_insns): Clear new_spill_reg_store for every hard
21169 register in the reload register. Remove spill registers
21170 from reg_reloaded_valid before considering whether to record
21171 inheritance information for them. Use reload_reg_rtx_for_output
21172 instead of reg_rtx when recording output reloads. Use
21173 reload_reg_rtx_for_input instead of reg_rtx when recording
21174 input reloads. Set or clear reg_reloaded_call_part_clobbered
21175 at the same time as setting reg_reloaded_valid.
21176 (delete_output_reload): Add a new_reload_reg parameter and use it
21177 instead of rld[j].reg_rtx.
21178 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
21181 2008-03-25 Tom Tromey <tromey@redhat.com>
21183 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
21184 (build/genattr.o): Likewise.
21185 (build/genattrtab.o): Likewise.
21186 (build/gencodes.o): Likewise.
21187 (build/genconfig.o): Likewise.
21188 (build/genconstants.o): Likewise.
21189 (build/genemit.o): Likewise.
21190 (build/genextract.o): Likewise.
21191 (build/genflags.o): Likewise.
21193 2008-03-25 Bob Wilson <bob.wilson@acm.org>
21195 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
21196 instead of size_int for integer types.
21197 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
21198 to match type of MINUS_EXPR.
21200 2008-03-25 Tom Tromey <tromey@redhat.com>
21202 * configure: Rebuilt.
21203 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
21206 2008-03-25 Tom Tromey <tromey@redhat.com>
21208 * config/x-solaris (host-solaris.o): Update.
21209 * config/x-linux (host-linux.o): Update.
21210 * config/x-hpux (host-hpux.o): Update.
21211 * config/x-darwin (host-darwin.o): Update.
21212 * config/v850/t-v850e (v850-c.o): Update.
21213 * config/v850/t-v850 (v850-c.o): Update.
21214 * config/t-vxworks (vxworks.o): Update.
21215 * config/t-sol2 (sol2-c.o, sol2.o): Update.
21216 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
21217 * config/spu/t-spu-elf (spu-c.o): Update.
21219 * config/sh/t-symbian (sh-c.o): Update.
21220 (symbian.o): Update.
21221 * config/sh/t-sh (sh-c.o): Update.
21222 * config/score/t-score-elf (score7.o, score3.o): Update.
21223 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
21224 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
21225 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
21226 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
21227 (rs6000.o): Remove.
21228 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21229 * config/m32c/t-m32c (m32c-pragma.o): Update.
21230 * config/ia64/t-ia64 (ia64-c.o): Update.
21231 * config/i386/x-mingw32 (host-mingw32.o): Update.
21232 * config/i386/x-i386 (driver-i386.o): Update.
21233 * config/i386/x-darwin (host-i386-darwin.o): Update.
21234 * config/i386/x-cygwin (host-cygwin.o): Update.
21235 * config/i386/t-nwld (nwld.o): Update.
21236 * config/i386/t-netware (netware.o): Update.
21237 * config/i386/t-interix (winnt.o): Update.
21238 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
21239 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
21240 msformat-c.o): Update.
21241 * config/bfin/t-bfin-linux (generated_files): Add
21242 linux-sysroot-suffix.h.
21243 * config/arm/t-wince-pe (pe.o): Update.
21244 * config/arm/t-strongarm-pe (pe.o): Update.
21245 * config/arm/t-pe (pe.o): Update.
21246 * config/arm/t-arm (arm-c.o): Update.
21247 * doc/install.texi (Prerequisites): Require make 3.80.
21248 * Makefile.in: Remove .o targets.
21249 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
21250 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
21251 (simple_generated_h, simple_generated_c): Move earlier.
21252 (generated_files): New variable.
21253 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
21254 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
21255 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
21256 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
21257 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
21258 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
21259 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
21260 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
21261 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
21262 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
21263 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
21264 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
21266 (COMPILE.base, COMPILE): New variables.
21267 (%.o): New pattern rule.
21268 (ALL_HOST_OBJS): New variable.
21269 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
21270 (dummy-checksum.o, cc1-checksum.o): Remove.
21271 (DRIVER_SHLIB): New variable.
21272 (DRIVER_DEFINES): Use it.
21273 (gencondmd.c): Move out of build/.
21274 (s-conditions): Update.
21275 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
21276 (ALL_BUILD_OBJS): Likewise.
21277 (build/%.o): Use BUILDCOMPILE.
21278 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
21279 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
21280 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
21281 build/gencheck.o, build/gencodes.o, build/genconditions.o,
21282 build/genconfig.o, build/genconstants.o, build/genemit.o,
21283 build/genextract.o, build/genflags.o, build/genmddeps.o,
21284 build/genopinit.o, build/genoutput.o, build/genpeep.o,
21285 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
21286 build/gen-protos.o, build/scan.o, build/fix-header.o,
21287 build/scan-decls.o): Simplify.
21288 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
21289 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
21290 prefix.o, toplev.o): Reduce to variable setting.
21291 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
21292 ($(out_object_file), gcc-options.o): New targets.
21293 ($(ALL_HOST_OBJS)): New target. Include dependency files.
21294 * configure: Rebuilt.
21295 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
21296 * doc/sourcebuild.texi (Front End Directory): Document new variable.
21298 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
21300 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
21301 complain when we hit an error, return ERROR_MARK_NODE.
21303 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21305 * config/sh/constraints.md (Pso, Psz): New constraints.
21306 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
21307 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
21309 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21311 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
21312 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
21314 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21316 * config/sh/sh.md (prefetch): Add condition for SH2A target.
21317 (prefetch_sh2a): New.
21319 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21320 Naveen.H.S <naveen.hs@kpitcummins.com>
21322 * config/sh/constraints.md (I28): New constraint.
21323 * config/sh/sh.c (broken_move): Add support for movi20s.
21324 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
21326 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
21327 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21328 Naveen.H.S <naveen.hs@kpitcummins.com>
21330 * config/sh/sh.c (SH_ATTRIBUTES): Define.
21331 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21332 (print_operand): Handle resbank in %@ operand code.
21333 (sh_encode_section_info): New.
21334 (push_regs): Add conditions for resbank.
21335 (sh_expand_epilogue): Likewise.
21336 (sh_insert_attributes): Likewise.
21337 (sh_attribute_table): Likewise.
21338 (sh_handle_resbank_handler_attribute): New.
21339 (sh2a_handle_function_vector_handler_attribute): New.
21340 (sh2a_is_function_vector_call): New.
21341 (sh2a_get_function_vector_number): New.
21342 (sh2a_function_vector_p): New.
21343 (sh_cfun_resbank_handler_p): New.
21344 * config/sh/sh.md (calli): Emit jsr/n if possible.
21345 (calli_tbr_rel): New.
21346 (calli_pcrel): Emit jsr/n if possible.
21347 (return_i): Emit rts/n if possible.
21348 (call_valuei_tbr_rel): New.
21349 (call_valuei_pcrel): Add condition for SH2A target.
21350 (call_value): Likewise.
21351 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
21352 (sh2a_get_function_vector_number): Likewise.
21353 (sh2a_is_function_vector_call): Likewise.
21354 * doc/extend.texi: Document TBR relative addressing of SH2A.
21355 (resbank): Add description for SH2A.
21357 2008-03-24 Richard Guenther <rguenther@suse.de>
21360 * gimplify.c (gimplify_modify_expr): For frontend type-correct
21361 pointer assignments change conversions according to middle-end rules.
21362 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
21363 * configure.ac: Include type checking in yes.
21364 * configure: Regenerate.
21366 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21368 * diagnostic.c (diagnostic_count_diagnostic): Delete.
21369 (diagnostic_report_diagnostic): Update. Handle ICEs here.
21371 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
21373 * gthr-vxworks.h (UNUSED): Define.
21375 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
21377 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
21379 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
21381 * doc/extend.texi (Function Attributes): Add missing comma in the
21382 example of the "alloc_size" attribute.
21384 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
21387 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21389 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21392 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21395 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21396 of the underlying type of a MS bitfield layout to the natural
21397 alignment of the type.
21399 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21401 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21402 to their natural alignment to avoid store forwarding stalls.
21404 2008-03-22 Richard Guenther <rguenther@suse.de>
21406 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
21407 For PHI nodes verify the address is invariant.
21408 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
21409 (get_symbol_constant_value): Use is_gimple_min_invariant.
21410 (maybe_fold_stmt_indirect): Likewise.
21412 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
21414 PR rtl-optimization/33927
21415 * Makefile.in (dse.o): Depend on $(TM_P_H).
21416 * expr.h (extract_low_bits): Declare.
21417 * expmed.c (extract_low_bits): New function.
21418 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
21419 * dse.c: Include tm_p.h.
21420 (find_shift_sequence): Remove the read_reg argument and return the
21421 read value. Emit the instructions instead of returning them.
21422 Iterate on new_mode rather than calculating it each time.
21423 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
21424 source to NEW_MODE and extract_low_bits to convert the shifted
21425 value to READ_MODE.
21426 (replace_read): Allow the load and store to have different mode
21427 classes. Use extract_low_bits when SHIFT == 0. Create the shift
21428 or extraction instructions before trying the replacement. Update
21429 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
21431 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21433 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21434 to their natural alignment to avoid store forwarding stalls.
21436 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21439 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
21440 encouraging but not allowing gprs for input;
21441 change the input constraint to !f#r.
21442 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
21444 change the output constraint to !f#r.
21446 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
21449 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
21450 corresponding post-reload splitters.
21451 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
21452 when x87 FP math is selected.
21453 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
21454 New function prototype.
21455 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
21456 unreachable function to ease macroization of insn patterns.
21458 2008-03-21 Martin Jambor <mjambor@suse.cz>
21460 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
21461 reference dumps if ddr is NULL or dependence is unknown.
21463 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21465 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
21466 unsigned extension into account.
21467 (ATOMIC_COMPARE_AND_SWAP): Likewise.
21468 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
21469 Do computations on a scratch register.
21471 2008-03-21 Richard Guenther <rguenther@suse.de>
21473 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21474 Use is_gimple_min_invariant instead of TREE_INVARIANT.
21475 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
21476 * tree-ssa-dom.c (record_equality): Likewise.
21477 * tree-inline.c (copy_body_r): Likewise.
21478 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
21481 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21483 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
21484 as 'delete_unused' argument.
21486 2008-03-20 Richard Guenther <rguenther@suse.de>
21488 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21489 special casing of constant qualifiers.
21490 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
21491 care about them in general.
21492 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
21493 regardless of their type.
21494 (fold_stmt_r): Forcefully fold *& if we end up with that.
21496 2008-03-20 Paul Brook <paul@codesourcery.com>
21498 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
21499 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
21501 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
21503 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
21504 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
21506 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
21508 * common.opt (Wmudflap): New option.
21509 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
21510 (mx_register_decls): Likewise.
21511 (mudflap_finish_file): Likewise.
21512 * doc/invoke.texi: Document -Wno-mudflap.
21514 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
21516 * c-format.c (replace_format_name_to_system_name): New.
21517 (cmp_attribs): New.
21518 (convert_format_name_to_system_name): New.
21519 (decode_format_attr): Add use of convert_format_name_to_system_name.
21520 (format_types_orig): Add gnu_ prefix to names.
21521 (check_format_info_main): Special treating of \0 escaped names for
21522 supporting multi-character format specifiers as I32, I64.
21523 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
21524 (gnu_target_overrides_format_attributes): New.
21525 * c-format.h: Add structure target_ovr_attr to hold
21526 system specific formatter names.
21527 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
21528 msformat-c.o file to c_target_objs and cxx_target_objs.
21529 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21530 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
21531 (TARGET_N_FORMAT_TYPES): New.
21532 * config/i386/msformat-c.c: New.
21533 * config/i386/t-cygming: Add build rule for msformat-c.o.
21534 * doc/extend.texi: Add new format names gnu_* and ms_* and
21536 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21538 2008-03-20 Ira Rosen <irar@il.ibm.com>
21540 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
21541 optimizations turned on under -O3.
21542 (ftree-vectorize): Add that the flag is turned on with -O3.
21544 2008-03-20 Ben Elliston <bje@au.ibm.com>
21546 * regmove.c (try_auto_increment): Fix spelling error in comment.
21547 * final.c (final_scan_insn): Likewise.
21549 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
21552 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
21553 allocator preferences for "y" and "r" class registers.
21554 ("*mov<mode>_internal"): Ditto.
21555 ("*movv2sf_internal_rex64"): Ditto.
21556 ("*movv2sf_internal"): Ditto.
21558 2008-03-19 Michael Matz <matz@suse.de>
21560 PR middle-end/35616
21561 * calls.c (expand_call): Check overlap of arguments with call
21562 address for sibcalls.
21564 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21567 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21568 of the underlying type of a MS bitfield layout to the natural
21569 alignment of the type.
21571 2008-03-19 Jan Hubicka <jh@suse.cz>
21574 * toplev.c (decode_d_option): Handle all CPP flags.
21575 * tree-vrp.c: Update tree_pass descriptors.
21576 * regrename.c: Update tree_pass descriptors.
21577 * fwprop.c: Update tree_pass descriptors.
21578 * doc/invoke.texi: Remove documentation of dropped -d? flags.
21579 * tree-into-ssa.c: Update tree_pass descriptors.
21580 * tree-dump.c: Update tree_pass descriptors.
21581 * tree-complex.c: Update tree_pass descriptors.
21582 * tree-dump.h: Update tree_pass descriptors.
21583 * see.c: Update tree_pass descriptors.
21584 * cgraphbuild.c: Update tree_pass descriptors.
21585 * tracer.c: Update tree_pass descriptors.
21586 * tree-loop-distribution.c: Update tree_pass descriptors.
21587 * cgraph.c: Update tree_pass descriptors.
21588 * postreload-gcse.c: Update tree_pass descriptors.
21589 * postreload.c: Update tree_pass descriptors.
21590 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
21591 * tree-tailcall.c: Update tree_pass descriptors.
21592 * tree-pass.h (tree_opt_pass): Rename to ...
21593 (opt_pass) ... this one; add "type" field and remove letter field.
21594 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
21595 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
21596 all_lowering_passes): Update declaration.
21597 * ipa-cp.c: Update tree_pass descriptors.
21598 * final.c: Update tree_pass descriptors.
21599 * omp-low.c: Update tree_pass descriptors.
21600 * tree-ssa-dse.c: Update tree_pass descriptors.
21601 * ipa-reference.c: Update tree_pass descriptors.
21602 * tree-ssa-uncprop.c: Update tree_pass descriptors.
21603 * auto-inc-dec.c: Update tree_pass descriptors.
21604 * reorg.c: Update tree_pass descriptors.
21605 * cgraphunit.c: Update tree_pass descriptors.
21606 * tree-ssa-copyrename.c: Update tree_pass descriptors.
21607 * tree-ssa-ccp.c: Update tree_pass descriptors.
21608 * df-core.c: Update tree_pass descriptors.
21609 * mode-switching.c: Update tree_pass descriptors.
21610 * tree-nomudflap.c: Update tree_pass descriptors.
21611 * modulo-sched.c: Update tree_pass descriptors.
21612 * ipa-pure-const.c: Update tree_pass descriptors.
21613 * cse.c: Update tree_pass descriptors.
21614 * web.c: Update tree_pass descriptors.
21615 * tree-stdarg.c: Update tree_pass descriptors.
21616 * tree-ssa-math-opts.c: Update tree_pass descriptors.
21617 * tree-ssa-dom.c: Update tree_pass descriptors.
21618 * tree-nrv.c: Update tree_pass descriptors.
21619 * tree-ssa-alias.c: Update tree_pass descriptors.
21620 * loop-init.c: Update tree_pass descriptors.
21621 * gimple-low.c: Update tree_pass descriptors.
21622 * ipa-inline.c: Update tree_pass descriptors.
21623 * tree-ssa-sink.c: Update tree_pass descriptors.
21624 * global.c: Update tree_pass descriptors.
21625 * ifcvt.c: Update tree_pass descriptors.
21626 * jump.c: Update tree_pass descriptors.
21627 * predict.c: Update tree_pass descriptors.
21628 * tree-ssa-loop.c: Update tree_pass descriptors.
21629 * recog.c: Update tree_pass descriptors.
21630 * dse.c: Update tree_pass descriptors.
21631 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
21632 * tree-eh.c: Update tree_pass descriptors.
21633 * regmove.c: Update tree_pass descriptors.
21635 * function.c: Update tree_pass descriptors.
21636 * tree-vectorizer.c: Update tree_pass descriptors.
21637 * gcse.c: Update tree_pass descriptors.
21638 * ipa-type-escape.c: Update tree_pass descriptors.
21639 * tree-if-conv.c: Update tree_pass descriptors.
21640 * init-regs.c: Update tree_pass descriptors.
21641 * ipa.c: Update tree_pass descriptors.
21642 * tree-ssa-phiopt.c: Update tree_pass descriptors.
21643 * rtl-factoring.c: Update tree_pass descriptors.
21644 * lower-subreg.c: Update tree_pass descriptors.
21645 * bt-load.c: Update tree_pass descriptors.
21646 * tree-dfa.c: Update tree_pass descriptors.
21647 * except.c: Update tree_pass descriptors.
21648 * emit-rtl.c: Update tree_pass descriptors.
21649 * cfgexpand.c: Update tree_pass descriptors.
21650 * tree-cfgcleanup.c: Update tree_pass descriptors.
21651 * cfgcleanup.c: Update tree_pass descriptors.
21652 * tree-ssa-pre.c: Update tree_pass descriptors.
21653 * tree-sra.c: Update tree_pass descriptors.
21654 * tree-mudflap.c: Update tree_pass descriptors.
21655 * tree-ssa-copy.c: Update tree_pass descriptors.
21656 * cfglayout.c: Update tree_pass descriptors.
21657 * tree-ssa-forwprop.c: Update tree_pass descriptors.
21658 * tree-ssa-dce.c: Update tree_pass descriptors.
21659 * tree-ssa.c: Update tree_pass descriptors.
21660 * regclass.c: Update tree_pass descriptors.
21661 * integrate.c: Update tree_pass descriptors.
21662 * tree-optimize.c: Update tree_pass descriptors.
21663 * tree-ssa-phiprop.c: Update tree_pass descriptors.
21664 * tree-object-size.c: Update tree_pass descriptors.
21665 * combine.c: Update tree_pass descriptors.
21666 * tree-outof-ssa.c: Update tree_pass descriptors.
21667 * bb-reorder.c: Update tree_pass descriptors.
21668 * stack-ptr-mod.c: Update tree_pass descriptors.
21669 * var-tracking.c: Update tree_pass descriptors.
21670 * tree-profile.c: Update tree_pass descriptors.
21671 * tree-vect-generic.c: Update tree_pass descriptors.
21672 * reg-stack.c: Update tree_pass descriptors.
21673 * sched-rgn.c: Update tree_pass descriptors.
21674 * tree-ssa-structalias.c: Update tree_pass descriptors.
21675 * tree-cfg.c: Update tree_pass descriptors.
21676 * passes.c (current_pass): Update declaration.
21677 (finish_optimization_passes): Update.
21678 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
21679 (register_one_dump_file, register_dump_files_1, next_pass_1):
21681 (init_optimization_passes): Update handling of new types.
21682 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
21683 * ipa-struct-reorg.c: Update tree_pass descriptors.
21684 * tree-ssa-reassoc.c: Update tree_pass descriptors.
21685 * combine-stack-adj.c: Update tree_pass descriptors.
21686 * cfgrtl.c: Update tree_pass descriptors.
21687 * dce.c: Update tree_pass descriptors.
21688 * tree-ssanames.c: Update tree_pass descriptors.
21690 2008-03-19 Richard Guenther <rguenther@suse.de>
21692 PR middle-end/35609
21693 * tree-ssa.c (walk_data): New structure.
21694 (warn_uninitialized_var): If not always_executed warn with "maybe"
21696 (execute_early_warn_uninitialized): Compute post-dominators.
21697 Initialize always_executed before processing each basic block.
21699 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
21702 * config/i386/i386.c (x86_this_parameter): Calculate correct location
21703 of "this" pointer when "regparm = N" or "fastcall" is in effect.
21705 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21707 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
21709 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
21711 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
21713 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
21714 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
21715 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
21716 target after ignore has been set, and move there also the commputation
21717 of subtarget and original_target.
21718 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
21719 (LANG_HOOKS_INITIALIZER): Remove it.
21720 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
21722 2008-03-18 Richard Guenther <rguenther@suse.de>
21724 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
21725 found an expression with constants, note that in the VN for the lhs.
21726 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
21727 fold them to constants if possible. Run cleanup_cfg if done so.
21728 (execute_pre): Return todo.
21729 (do_pre): Likewise.
21730 (execute_fre): Likewise.
21731 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
21733 (get_prop_source_stmt): Look through pointer conversions.
21735 2008-03-18 Jan Hubicka <jh@suse.cz>
21737 * tree-pretty-print.c: Include predict.h.
21738 (dump_generic_node): Dump predictor.
21739 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
21740 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
21741 * gimple-low.c (lower_stmt): Likewise.
21742 * expr.c (expand_expr_real): Likewise.
21743 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
21745 (build_predict_expr, build_predict_expr): New.
21746 * predict.h (predictor_name, build_predict_expr): Update.
21747 * c-typeck.c (c_finish_bc_stmt): Add prediction.
21748 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
21749 * predict.def (PRED_CONTINUE): Update hitrate.
21750 * tree.def (PREDICT_EXPR): Define.
21751 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
21752 do not handle BIND_EXPR.
21753 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
21754 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
21755 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
21758 2008-03-18 Michael Matz <matz@suse.de>
21760 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
21762 2008-03-18 Richard Guenther <rguenther@suse.de>
21764 * tree-gimple.h (is_gimple_invariant_address): Declare.
21765 (is_gimple_constant): Likewise.
21766 * tree-gimple.c (is_gimple_constant): New function.
21767 (is_gimple_invariant_address): Likewise.
21768 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
21769 and is_gimple_invariant_address.
21770 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
21772 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
21773 an addressable base.
21775 2008-03-18 Jakub Jelinek <jakub@redhat.com>
21777 PR middle-end/35611
21778 * gimplify.c (gimplify_expr): Gimplify second operand of
21781 2008-03-17 Richard Guenther <rguenther@suse.de>
21783 PR tree-optimization/19637
21784 * fold-const.c (fold_unary): Remove restrictions of removing
21785 intermediate pointer-conversions (P2)(P1)P0.
21786 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
21787 conversion to void pointer.
21788 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
21790 2008-03-16 James E. Wilson <wilson@tuliptree.org>
21793 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
21794 emulated thread local variables.
21796 2008-03-16 Richard Guenther <rguenther@suse.de>
21798 PR middle-end/35607
21799 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
21800 expand TREE_INVARIANT operations that are not gimple invariant.
21802 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
21804 * doc/extend.texi (Alignment): Say that the ABI controls
21805 the __alignof__ for non-strict-alignment targets rather
21806 than being a recommendation.
21808 2008-03-15 Paul Brook <paul@codesourcery.com>
21810 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
21812 (arm_output_fn_unwind): Mark functions that can not be unwound.
21814 2008-03-15 Paul Brook <paul@codesourcery.com>
21816 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
21817 extension instructions.
21819 2008-03-15 Richard Guenther <rguenther@suse.de>
21821 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
21822 and fold constant aggregate refs.
21823 (fold_const_aggregate_ref): Handle string constants
21824 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
21825 (evaluate_stmt): Simplify now that ccp_fold folds constant
21828 2008-03-15 Paul Brook <paul@codesourcery.com>
21830 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
21831 (extzv): Use gen_extzv_t2.
21832 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
21834 2008-03-15 Richard Guenther <rguenther@suse.de>
21836 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
21837 (fold_const_aggregate_ref): Likewise.
21838 (get_value): Return NULL if we don't have any values.
21839 (ccp_finalize): Set const_val to NULL after freeing it.
21840 * tree-flow.h (get_symbol_constant_value): Declare.
21841 (fold_const_aggregate_ref): Likewise.
21842 * tree-ssa-sccvn.c (try_to_simplify): Use them.
21844 2008-03-15 Richard Guenther <rguenther@suse.de>
21846 PR middle-end/35593
21847 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
21848 to not produce negative array indices if not allowed. Add
21849 parameter to indicate that.
21850 (maybe_fold_offset_to_component_ref): Allow negative array
21851 indices only for the first member of a structure.
21852 (maybe_fold_offset_to_reference): Allow negative array indices.
21853 (maybe_fold_stmt_addition): Likewise.
21855 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
21856 Anatoly Sokolov <aesok@post.ru>
21858 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
21859 (avr_arch): Add ARCH_AVR6.
21860 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
21861 (initial_elimination_offset): Initialize and use 'avr_pc_size'
21862 instead of fixed value 2.
21863 (print_operand_address): Use gs() asm specifier instead of pm().
21864 (avr_assemble_integer): (Ditto.).
21865 (avr_output_addr_vec_elt): (Ditto.).
21866 (print_operand): Handle "!" code.
21867 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
21868 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
21869 (AVR_HAVE_EIJMP_EICALL): Define.
21870 (AVR_3_BYTE_PC): Redefine.
21871 (AVR_2_BYTE_PC): (Ditto.).
21872 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
21873 (LINK_SPEC): Add atmega2560 and atmega2561.
21874 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
21876 * config/avr/avr.md (call_insn): Use eicall instead of icall
21877 for 3 byte PC devices.
21878 (call_value_insn): (Ditto.).
21879 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
21880 (indirect_jump): Use only for for 2 byte PC devices.
21881 (*tablejump): (Ditto.).
21882 (*indirect_jump_avr6): Add insn.
21883 (*tablejump_rjmp): Don't use for 3 byte PC devices.
21884 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
21885 instead of ijmp for 3 byte PC devices.
21886 (__tablejump2__): (Ditto.).
21887 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
21888 (MULITLIB_DIRNAMES): (Ditto.).
21889 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
21891 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
21893 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
21894 "sse2_umulsidi3". Use V1DI mode for operand 0.
21895 ("mmx_psadbw"): Use V1DI mode for operand 0.
21896 * config/i386/i386-modes.def (V1SI): New vector mode.
21897 * config/i386/i386.c (struct builtin_description)
21898 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
21899 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
21900 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
21901 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
21902 v1di_ftype_v8qi_v8qi type.
21903 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
21905 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
21906 __builtin_ia32_pmuludq]: Fix the mode of return value.
21908 2008-03-15 Richard Guenther <rguenther@suse.de>
21910 PR middle-end/35595
21911 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
21914 2008-03-14 Bob Wilson <bob.wilson@acm.org>
21916 * doc/invoke.texi (Option Summary, Xtensa Options): Document
21917 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
21918 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
21919 unless TARGET_SERIALIZE_VOLATILE is enabled.
21920 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
21921 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
21922 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
21924 2008-03-14 Richard Guenther <rguenther@suse.de>
21926 PR tree-optimization/34172
21927 * tree-flow.h (refs_may_alias_p): Declare.
21928 (get_single_def_stmt): Likewise.
21929 (get_single_def_stmt_from_phi): Likewise.
21930 (get_single_def_stmt_with_phi): Likewise.
21931 * tree-dfa.c (refs_may_alias_p): New function.
21932 (get_single_def_stmt): Likewise.
21933 (get_single_def_stmt_from_phi): Likewise.
21934 (get_single_def_stmt_with_phi): Likewise.
21935 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
21936 (vn_reference_lookup_1): New helper function.
21937 (vn_reference_lookup): Walk the virtual use-def chain to
21938 continue searching for a match if the def does not alias the
21939 reference we are looking for.
21941 2008-03-14 David Edelsohn <edelsohn@gnu.org>
21943 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
21944 archive and Perzl. Update The Written Word listing.
21946 2008-03-14 Richard Guenther <rguenther@suse.de>
21948 PR tree-optimization/34043
21949 PR tree-optimization/33989
21950 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
21952 (bitmap_find_leader): Use extra argument to verify dominance
21953 relationship inside a basic-block.
21954 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
21955 (find_leader_in_sets): Adjust.
21956 (create_component_ref_by_pieces): Take extra argument for
21957 dominance check, handle lookup failures.
21958 (find_or_generate_expression): Likewise.
21959 (create_expression_by_pieces): Likewise.
21960 (insert_into_preds_of_block): Adjust.
21961 (create_value_expr_from): If asked for, verify all operands
21962 are in the blocks AVAIL_OUT set.
21963 (make_values_for_stmt): Check for SSA_NAMEs that are life
21964 over an abnormal edge.
21965 (compute_avail): Remove such check.
21966 (do_SCCVN_insertion): New function.
21967 (eliminate): If we do not find a leader suitable for replacement
21968 insert a replacement expression from SCCVN if available.
21969 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
21970 (struct vn_ssa_aux): Add needs_insertion flag.
21971 * tree-ssa-sccvn.c (may_insert): New global flag.
21972 (copy_reference_ops_from_ref): Value-number union member access
21973 based on its size, not type and member if insertion is allowed.
21974 (visit_reference_op_load): For a weak match from union type
21975 punning lookup a view-converted value and insert a SSA_NAME
21976 for that value if that is not found.
21977 (visit_use): Make dumps shorter. Do not disallow value numbering
21978 SSA_NAMEs that are life over an abnormal edge to constants.
21979 (free_scc_vn): Release inserted SSA_NAMEs.
21980 (run_scc_vn): New flag to specify whether insertion is allowed.
21981 Process SSA_NAMEs in forward order.
21982 * tree-ssa-loop-im.c (for_each_index): Handle invariant
21983 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
21984 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
21985 pointer type to/from integral types that do not change the
21986 precision to regular conversions.
21988 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
21990 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
21991 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
21992 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
21993 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
21994 input arguments and the mode of return value. Built-in functions
21995 that operate on whole 64-bit MMX register now use V1DI mode.
21997 2008-03-13 Alon Dayan <alond@il.ibm.com>
21998 Olga Golovanevsky <olga@il.ibm.com>
22000 PR tree-optimization/35041
22001 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
22002 to locate the right position in a statement.
22004 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22008 * config/i386/xmmintrin.h: Change all static inline functions to
22009 extern inline and add __gnu_inline__ attribute.
22010 * config/i386/bmintrin.h: Ditto.
22011 * config/i386/smmintrin.h: Ditto.
22012 * config/i386/tmmintrin.h: Ditto.
22013 * config/i386/mmintrin-common.h: Ditto.
22014 * config/i386/ammintrin.h: Ditto.
22015 * config/i386/emmintrin.h: Ditto.
22016 * config/i386/pmmintrin.h: Ditto.
22017 * config/i386/mmintrin.h: Ditto.
22018 * config/i386/mm3dnow.h: Ditto.
22020 2008-03-13 Jakub Jelinek <jakub@redhat.com>
22022 PR middle-end/35185
22023 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
22024 (lower_omp_2): New function.
22025 (lower_omp_1, lower_omp): Rewritten.
22027 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
22030 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
22031 with the phrase "Microsoft Windows compilers".
22032 (Push/Pop Macro Pragmas): New subsection. Document
22033 #pragma push_macro and pragma pop_macro.
22035 2008-03-12 Paul Brook <paul@codesourcery.com>
22037 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
22039 2008-03-12 Paul Brook <paul@codesourcery.com>
22041 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
22042 (thumb2_alusi3_short): Exclude PLUS and MINUS.
22043 (thumb2_addsi_shortim): Rename ...
22044 (thumb2_addsi_short): ... to this. Allow register operands.
22045 (thumb2_subsi_short): New pattern.
22046 (thumb2_one_cmplsi2_short,
22047 thumb2_negsi2_short): New patterns and peepholes.
22049 2008-03-12 Paul Brook <paul@codesourcery.com>
22051 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
22053 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
22055 * config/i386/i386.md (int_cond): New code iterator.
22057 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
22058 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
22059 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
22060 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
22061 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
22062 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
22063 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
22064 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
22066 2008-03-12 Paul Brook <paul@codesourcery.com>
22068 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
22069 instead of {arm,thumb}_compute_save_reg_mask.
22070 (output_return_instruction): Ditto.
22071 (thumb_unexpanded_epilogue): Ditto.
22072 (thumb1_expand_prologue): Ditto.
22073 (thumb1_output_function_prologue): Ditto.
22074 (arm_set_return_address): Ditto.
22075 (thumb_set_return_address): Ditto.
22076 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
22077 regs to achieve stack alignment.
22078 (thumb1_compute_save_reg_mask): Fix compiler warning.
22079 (arm_output_epilogue): Use offsets->saved_regs_mask.
22080 Adjust stack pointer by poping call clobered registers.
22081 (arm_expand_prologue): Use offsets->saved_regs_mask.
22082 Adjust stack pointer by pushing extra registers.
22083 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
22085 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
22088 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
22089 conversion to the operands of a multiplication.
22091 2008-03-12 Richard Guenther <rguenther@suse.de>
22093 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
22094 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
22095 * timevar.def (TV_TREE_PHIPROP): Add.
22096 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
22097 pass description. Use TV_TREE_PHIPROP.
22098 * tree-ssa-forwprop.c: Remove phiprop code.
22100 2008-03-12 Jakub Jelinek <jakub@redhat.com>
22102 PR middle-end/35549
22103 * omp-low.c (maybe_lookup_decl): Constify first argument.
22104 (use_pointer_for_field): Change last argument from bool to
22105 omp_context *. Disallow shared copy-in/out in nested
22106 parallel if decl is shared in outer parallel too.
22107 (build_outer_var_ref, scan_sharing_clauses,
22108 lower_rec_input_clauses, lower_copyprivate_clauses,
22109 lower_send_clauses, lower_send_shared_vars): Adjust callers.
22111 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
22112 Ira Rosen <irar@il.ibm.com>
22114 * tree-vectorizer.c (free_stmt_vec_info): New function.
22115 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
22116 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
22117 * tree-vectorizer.h (free_stmt_vec_info): Declare.
22118 * tree-vect-transform.c (vectorizable_conversion): Free
22119 vec_oprnds0 if it was allocated.
22120 (vect_permute_store_chain): Remove unused VECs.
22121 (vectorizable_store): Free VECs that are allocated in the..
22123 (vect_transform_strided_load, vectorizable_load): Likewise.
22124 (vect_remove_stores): Simplify the code.
22125 (vect_transform_loop): Move code to vect_remove_stores().
22126 Call vect_remove_stores() and free_stmt_vec_info().
22128 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22130 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
22131 TARGET_HPUX. Revise comment.
22132 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
22133 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
22134 Use sr4 variant of `be' instruction when not generating PIC code.
22135 (attr_length_call): Adjust for above change.
22137 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22139 * ipa-reference.c (static_execute): Remove module_statics_const and
22140 associated setting code.
22142 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22145 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
22146 predicate for operand 1.
22147 (paritysi2_cmp): Use register_operand predicate for operand 2.
22148 Use earlyclobber modifier for operand 1. Remove support for
22150 (paritydi2_cmp): Use register_operand predicate for operand 3.
22151 Use earlyclobber modifier for operand 1. Remove support for
22154 2008-03-11 Paul Brook <paul@codesourcery.com>
22155 Vladimir Prus <vladimir@codesourcery.com>
22157 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
22158 (arm_compute_save_reg0_reg12_mask): Always
22159 check if register 11 must be saved. Always safe hard frame pointer
22160 when frame_pointer_needeed.
22161 (arm_compute_save_reg_mask): Save IP and PC
22162 only with apcs frames.
22163 (arm_output_epilogue): Adjust Thumb2 codepath to
22164 be also invoked and work for ARM non-apcs frames.
22165 (arm_expand_prologue): Don't bother saving IP
22166 for non-apcs frame, since it's not clobbered by
22167 prologue code. Implement non-apcs frame
22170 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22172 PR rtl-optimization/35281
22173 * expr.c (convert_move): Use a new pseudo for the intermediate
22174 from_mode->word_mode result.
22176 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22178 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
22179 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
22180 * toplev.c (compile_file): Don't call it.
22182 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22184 PR middle-end/35526
22185 * expr.c (store_expr): Call emit_block_move if the mode
22186 of "temp" RTX is BLKmode.
22188 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22189 Richard Guenther <rguenther@suse.de>
22191 PR tree-optimization/31358
22192 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
22193 the step with a NULL_TREE.
22194 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
22195 to sizetype if type is a pointer type.
22196 (add_candidate_1): Don't convert the base and step to
22197 the generic type if the orginal type is a pointer type.
22198 (add_iv_value_candidates): Use sizetype for the step
22199 if type is a pointer type.
22200 (cand_value_at): Likewise.
22201 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
22203 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
22204 Don't convert the tem affine to the type.
22205 (add_elt_to_tree): Use sizetype for the step if a pointer.
22206 Use POINTER_PLUS_EXPR for pointers.
22207 (aff_combination_to_tree): Use sizetype for the step if a
22210 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
22212 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
22213 Remove commutativity hint.
22215 2008-03-10 Jakub Jelinek <jakub@redhat.com>
22219 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
22220 errorneous type. Check that v is a VAR_DECL.
22222 PR middle-end/35099
22223 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
22225 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
22227 PR tree-optimization/35494
22228 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
22229 may be overriden at link and run time.
22231 2008-03-10 Richard Guenther <rguenther@suse.de>
22233 PR tree-optimization/34677
22234 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
22235 (poolify_tree): Likewise.
22236 (modify_expr_template): Likewise.
22237 (poolify_modify_stmt): Likewise.
22238 (insert_fake_stores): Handle all component-ref style stores
22239 in addition to INDIRECT_REF. Also handle complex types.
22240 Do not poolify the inserted load.
22241 (realify_fake_stores): Do not rebuild the tree but only
22242 make it a SSA_NAME copy.
22243 (init_pre): Remove initialzation of modify_expr_template.
22244 Do not allocate modify_expr_node_pool.
22245 (fini_pre): Do not free modify_expr_node_pool.
22247 2008-03-10 Paul Brook <paul@codesourcery.com>
22249 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
22250 to avoid conflicts.
22252 2008-03-10 Paul Brook <paul@codesourcery.com>
22253 Mark Shinwell <shinwell@codesourcery.com>
22255 * config/arm/cortex-r4.md: New.
22256 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
22258 * config/arm/arm.md: Include cortex-r4.md.
22259 (insn): Add smmls, sdiv and udiv values.
22260 (generic_sched): Don't use generic scheduling for Cortex-R4.
22261 (arm_issue_rate): New function.
22262 (TARGET_SCHED_ISSUE_RATE): Define.
22264 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
22266 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
22268 2008-03-10 Richard Guenther <rguenther@suse.de>
22270 * tree-ssa-pre.c (get_sccvn_value): Simplify.
22271 (compute_avail): Do not add stmt uses to AVAIL_OUT.
22273 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
22275 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
22276 Set default to true.
22278 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22280 * c.opt (Wsynth): Deprecate.
22281 * doc/invoke.texi (Option Summary, Warning Options): Document
22282 -Wno-format-contains-nul.
22284 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
22287 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
22288 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
22290 2008-03-09 Ira Rosen <irar@il.ibm.com>
22292 * config/rs6000/rs6000.c (builtin_description): Rename vector
22293 left shift operations.
22294 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
22295 (altivec_vsl<VI_char>): Rename to ...
22296 (ashl<mode>3): ... new name.
22297 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
22299 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
22301 2008-03-08 Richard Guenther <rguenther@suse.de>
22303 * coverage.h (tree_coverage_counter_addr): Declare.
22304 * coverage.c (tree_coverage_counter_addr): New function.
22305 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
22306 before using again.
22307 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
22308 (tree_gen_one_value_profiler): Likewise.
22309 (tree_gen_ic_profiler): Likewise.
22310 (tree_gen_average_profiler): Likewise.
22311 (tree_gen_ior_profiler): Likewise.
22313 2008-03-08 Richard Guenther <rguenther@suse.de>
22315 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
22316 (vn_binary_op_insert): Likewise.
22317 (vn_unary_op_lookup): Likewise.
22318 (vn_unary_op_insert): Likewise.
22319 (vn_nary_op_lookup): Declare.
22320 (vn_nary_op_insert): Likewise.
22321 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
22322 and binary hashes, use a single obstack for unary_op_pool
22323 and binary_op_pool.
22324 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
22325 a single struct vn_nary_op_s. Store tree code length and
22326 a variable number of operands.
22327 (struct vn_reference_op_struct): Remove unused op2.
22328 (vn_reference_op_eq): Do not compare op2.
22329 (vn_reference_op_compute_hash): Do not compute hash of op2.
22330 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
22331 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
22332 with vn_nary_op_compute_hash.
22333 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
22334 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
22336 (vn_unary_op_insert, vn_binary_op_insert): Replace with
22338 (visit_unary_op): Call nary functions.
22339 (visit_binary_op): Likewise.
22340 (process_scc): Adjust for struct vn_tables_s changes.
22341 (allocate_vn_table): Likewise.
22342 (free_vn_table): Likewise.
22343 * tree-vn.c (vn_add): Call nary functions.
22344 (vn_lookup): Likewise.
22346 2008-03-08 Jakub Jelinek <jakub@redhat.com>
22349 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
22350 wdst back after sync_compare_and_swapqhi_internal.
22352 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
22355 * config/i386/i386-modes.def (V1DI): New vector mode.
22356 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
22357 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
22358 (MMXMODE248): Ditto.
22359 (MMXMODE): Add V1DI mode.
22360 (mmxvecsize): Change DI mode to V1DI mode.
22361 ("mov<mode>): Use MMXMODEI8 mode iterator.
22362 ("*mov<mode>_internal_rex64"): Ditto.
22363 ("*mov<mode>_internal"): Ditto.
22364 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
22365 ("mmx_sub<mode>3"): Ditto.
22366 ("mmx_adddi3"): Remove insn pattern.
22367 ("mmx_subdi3"): Ditto.
22368 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
22369 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
22370 ("mmx_ashl<mode>3"): Ditto.
22371 ("mmx_lshrdi3"): Remove insn pattern.
22372 ("mmx_ashldi3"): Ditto.
22373 * config/i386/i386.c (classify_argument): Handle V1DImode.
22374 (function_arg_advance_32): Ditto.
22375 (function_arg_32): Ditto.
22376 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
22377 mmx_addv1di3 insn pattern.
22378 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
22379 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
22380 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
22381 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
22382 Remove definitions of built-in functions.
22383 (V1DI_type_node): New node.
22384 (v1di_ftype_v1di_int): Ditto.
22385 (v1di_ftype_v1di_v1di): Ditto.
22386 (v2si_ftype_v2si_si): Ditto.
22387 (v4hi_ftype_v4hi_di): Remove node.
22388 (v2si_ftype_v2si_di): Ditto.
22389 (ix86_init_mmx_sse_builtins): Handle V1DImode.
22390 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
22391 Redefine builtins using def_builtin_const with *_ftype_*_int node.
22392 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
22393 Add new builtins using def_builtin_const.
22394 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
22395 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
22396 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
22397 * config/i386/mmintrin.h (__v1di): New typedef.
22398 (_mm_add_si64): Cast arguments to __v1di type.
22399 (_mm_sub_si64): Ditto.
22400 (_mm_sll_pi16): Cast __count to __v4hi type.
22401 (_mm_sll_pi32): Cast __count to __v2si type.
22402 (_mm_sll_si64): Cast arguments to __v1di type.
22403 (_mm_srl_pi16): Cast __count to __v4hi type.
22404 (_mm_srl_pi32): Cast __count to __v2si type.
22405 (_mm_srl_si64): Cast arguments to __v1di type.
22406 (_mm_sra_pi16): Cast __count to __v4hi type.
22407 (_mm_sra_pi32): Cast __count to __v2si type.
22408 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
22409 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
22410 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
22411 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
22412 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
22413 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
22414 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
22415 (_mm_srai_pi32): Use __builtin_ia32_psradi.
22416 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
22417 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22418 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22419 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
22421 2008-03-07 Joseph Myers <joseph@codesourcery.com>
22423 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
22425 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
22428 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
22429 reg+const addressing for Altivec modes. Don't generate reg+reg
22430 addressing for TFmode or TDmode quantities.
22432 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
22434 * c-common.c (vector_types_convertible_p): Call langhook
22435 instead of comptypes.
22437 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22440 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
22441 integral and scalar float variables which have a
22444 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
22446 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
22447 dwarf_register_span hook when emitting unwind information for
22448 register-to-memory saves.
22449 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
22450 (rs6000_frame_related): Remove call to spe_synthesize_frame.
22452 2008-03-06 Jakub Jelinek <jakub@redhat.com>
22454 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
22455 for the same VAR_DECL.
22457 2008-03-06 Tom Tromey <tromey@redhat.com>
22459 * treelang: Delete.
22460 * doc/standards.texi (Standards): Don't mention treelang.
22461 * doc/invoke.texi (Overall Options): Don't mention treelang.
22462 * doc/install.texi (Prerequisites): Don't mention bison or
22464 (Configuration): Don't mention treelang.
22465 (Building): Likewise.
22466 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
22468 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
22470 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
22471 word-extractions out of a multi-word object.
22473 2008-03-06 Richard Guenther <rguenther@suse.de>
22475 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
22476 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
22477 result type and precision.
22478 * expr.c (get_inner_reference): Set unsignedp based on the result
22479 type of BIT_FIELD_REF.
22480 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
22481 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
22482 (try_instantiate_multiple_fields): Likewise. Use the correct type
22484 (sra_build_assignment): Likewise.
22485 (sra_build_elt_assignment): Likewise.
22486 (sra_explode_bitfield_assignment): Likewise.
22487 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
22488 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
22489 set BIT_FIELD_REF_UNSIGNED.
22490 (vectorizable_load): Likewise.
22492 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
22494 * cse.c (cse_extended_basic_block): Invalidate artificial defs
22497 2008-03-06 Richard Guenther <rguenther@suse.de>
22499 * alias.c (struct alias_set_entry): Move has_zero_child field
22500 to pack with alias_set.
22502 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22504 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22507 2008-03-05 Ian Lance Taylor <iant@google.com>
22509 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
22511 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
22513 * fwprop.c (update_df): Support width and offset parameters of
22515 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
22516 global_conflicts): Change DF_REF_EXTRACT to either
22517 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22518 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22519 * df-scan.c (df_ref_record, df_defs_record,
22520 df_ref_create_structure, df_def_record_1, df_uses_record,
22521 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
22522 df_bb_refs_collect, df_entry_block_defs_collect,
22523 df_exit_block_uses_collect): Support new width and offset fields.
22524 (ref_extract_pool): New storage pool.
22525 (df_free_ref): New function.
22526 (df_reg_chain_unlink, df_free_collection_rec,
22527 df_sort_and_compress_refs): Call df_free_ref.
22528 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
22530 (df_ref_create_structure): Allocate df_ref_extract if offset and
22531 width fields are used.
22532 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
22533 (df_uses_record): Get offset and width from ZERO_EXTRACT
22535 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
22536 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22537 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22538 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
22539 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22540 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22541 (df_ref_extract): New structure.
22542 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
22543 (df_ref_create): Add width and offset parameters.
22545 2008-03-05 Richard Guenther <rguenther@suse.de>
22547 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22548 Use ranges_overlap_p.
22549 (offset_overlaps_with_access): Rename
22550 to ranges_overlap_p and move ...
22551 * tree-flow-inline.h (ranges_overlap_p): ... here.
22553 * tree.h (get_inner_reference, handled_component_p): Update
22556 * tree.h (record_component_aliases, get_alias_set,
22557 alias_sets_conflict_p, alias_sets_must_conflict_p,
22558 objects_must_conflict_p): Move declarations ...
22559 * alias.h (record_component_aliases, get_alias_set,
22560 alias_sets_conflict_p, alias_sets_must_conflict_p,
22561 objects_must_conflict_p): ... here.
22562 Include coretypes.h.
22563 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
22565 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
22567 * cfg.c: Include tree-flow.h.
22568 (remove_edge_raw): Call redirect_edge_var_map_clear.
22569 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
22570 * tree-flow-inline.h (redirect_edge_var_map_def): New.
22571 (redirect_edge_var_map_result): New.
22572 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
22573 PENDING_STMT use with redirect_edge_var_map_*.
22574 * tree-ssa.c (edge_var_maps): New definition.
22575 (redirect_edge_var_map_add): New.
22576 (redirect_edge_var_map_clear): New.
22577 (redirect_edge_var_map_dup): New.
22578 (redirect_edge_var_map_vector): New.
22579 (redirect_edge_var_map_destroy): New.
22580 (ssa_redirect_edge): Replace PENDING_STMT use with
22581 redirect_edge_var_map_*.
22582 (flush_pending_stmts): Same.
22583 (delete_tree_ssa): Destroy edge var map.
22584 * tree-flow.h (struct _edge_var_map): New.
22585 Define edge_var_map vector type.
22586 Declare redirect_edge_var_map_* prototypes.
22587 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
22588 * tree-cfg.c (reinstall_phi_args): Replace
22589 PENDING_STMT use with redirect_edge_var_map_*.
22591 2008-03-05 Richard Guenther <rguenther@suse.de>
22593 PR tree-optimization/35472
22594 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
22595 whose single use_stmt has a overlapping set of loaded and
22596 stored symbols as that use_stmt might be a noop assignment then.
22598 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
22600 * gthr-rtems.h: Implement __gthread_mutex_destroy.
22602 2008-03-05 Richard Guenther <rguenther@suse.de>
22605 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
22606 should be constants.
22607 * tree-cfg.c (verify_expr): Verify it.
22608 * fold-const.c (fold_truthop): Remove code generating
22609 BIT_FIELD_REFs of structure bases.
22610 (fold_binary): Likewise.
22611 (fold_ternary): Position and size of BIT_FIELD_REFs are
22612 always host integers.
22613 (make_bit_field_ref): Remove.
22614 (optimize_bit_field_compare): Remove.
22615 (all_ones_mask_p): Remove.
22617 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
22620 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
22621 (split_block_and_df_analyze): New. Split basic block and rebuild
22623 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
22625 (split_pattern_seq): Likewise.
22626 (erase_matching_seqs): Likewise.
22627 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
22629 2008-03-04 Geoff Keating <geoffk@apple.com>
22631 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
22632 declaration and code.
22633 (tree_invalid_nonnegative_warnv_p): Likewise.
22635 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
22637 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
22638 examples. Truncate option-names then causing overfull hbox.
22640 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22643 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
22645 * configure: Rebuilt.
22647 2008-03-04 Rafael EspÃ
\83Ândola <espindola@google.com>
22649 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
22650 (tree_unary_nonnegative_warnv_p): New.
22651 (tree_binary_nonnegative_warnv_p): New.
22652 (tree_single_nonnegative_warnv_p): New.
22653 (tree_invalid_nonnegative_warnv_p): New.
22654 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
22656 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22659 * opts.c (handle_option): Postpone 'unknown option' errors only for
22662 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
22665 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
22668 2008-03-04 Rafael EspÃ
\83Ândola <espindola@google.com>
22670 * fold-const.c (tree_unary_nonzero_warnv_p): New.
22671 (tree_binary_nonzero_warnv_p): New.
22672 (tree_single_nonzero_warnv_p): New.
22673 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
22675 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
22677 PR middle-end/35456
22678 * fold-const.c (fold_cond_expr_with_comparison): Prevent
22679 transformations for modes that have signed zeros.
22680 * ifcvt.c (noce_try_abs): Ditto.
22682 2008-03-04 Joseph Myers <joseph@codesourcery.com>
22684 * config/i386/i386.c (override_options): Force
22685 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
22687 2008-03-04 Jan Hubicka <jh@suse.cz>
22690 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
22693 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22695 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
22696 label to probe the stack.
22698 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22700 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
22701 (__gthr_win32_mutex_destroy): Declare.
22702 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
22703 __gthr_win32_mutex_destroy.
22704 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
22706 2008-03-03 Jan Hubicka <jh@suse.cz>
22709 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
22710 aggressive on inlining cold calls.
22712 2008-03-03 Richard Guenther <rguenther@suse.de>
22714 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
22715 struct copies into the expression table.
22716 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
22717 (try_to_simplify): Likewise.
22718 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
22719 integral and pointer arguments which do not change the
22720 precision to NOP_EXPRs.
22721 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
22722 VIEW_CONVERT_EXPR case.
22724 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
22726 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
22727 defined in a loop at depth 0 is invariant.
22728 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
22729 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
22730 be called at loop depth 0.
22732 2008-03-02 Jakub Jelinek <jakub@redhat.com>
22735 * gcc.c (process_command): Update copyright notice dates.
22736 * gcov.c (print_version): Likewise.
22737 * gcov-dump.c (print_version): Likewise.
22738 * mips-tfile.c (main): Likewise.
22739 * mips-tdump.c (main): Likewise.
22741 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22744 * c-common.c (flag_permissive): Delete.
22745 (constant_expression_warnings): Check flags first.
22746 (constant_expression_error): New.
22747 * c-common.h (flag_permissive): Delete.
22748 (constant_expression_error): Declare.
22749 * flags.h (flag_permissive): Declare. Update description.
22750 * diagnostic.c (pedwarn): Update.
22752 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
22753 (permissive_error_kind): New.
22754 * toplev.c (flag_permissive): Define. Update description.
22755 * toplev.h (permissive_error_kind): Declare.
22756 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
22757 (pedwarn_c90): Use pedantic_warning_kind.
22758 * c-opts.c (c_common_post_options): flag_permissive does not affect
22759 flag_pedantic_errors.
22761 2008-03-02 Joseph Myers <joseph@codesourcery.com>
22763 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
22764 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
22765 __absvsi2, __absvDI2): Use unsigned arithmetic.
22767 2008-03-02 Andi Kleen <ak@suse.de>
22768 Richard Guenther <rguenther@suse.de>
22770 * struct-equiv.c: Remove file.
22771 * cfg_cleanup.c (condjump_equiv_p): Remove.
22772 * Makefile.in (OBJS-common): Remove struct-equiv.o.
22773 (struct-equiv.o): Remove rule.
22774 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
22775 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
22776 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
22778 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22780 * ifcvt.c (noce_process_if_block): Try to handle only the then
22781 block if the else block exists but isn't suitable.
22783 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22786 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
22787 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
22788 regression from previous patch.
22790 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22793 * gthr.h: Add __gthread_mutex_destroy as a function that must be
22795 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
22796 * gthr-single.h (__gthread_mutex_destroy): Likewise.
22797 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
22798 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
22799 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
22800 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
22801 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
22802 (__gthread_mutex_destroy_function): Rename to
22803 __gthread_mutex_destroy.
22804 * gthr-dce.h (__gthread_mutex_destroy): Call
22805 pthread_mutex_destroy.
22806 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
22807 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
22808 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
22810 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22812 * df-scan.c (df_ref_chain_change_bb): Simplify.
22813 (df_insn_change_bb): Add new_bb argument. Simplify. Call
22814 set_block_for_insn if there's any change.
22815 * df.h ((df_insn_change_bb): Fix prototype.
22816 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
22817 df_insn_change_bb, don't call set_block_for_insn.
22818 * emit-rtl.c (reorder_insns): Likewise.
22819 * haifa-sched.c (move_insn): Likewise.
22821 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22823 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
22825 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22827 * tree-flow-inline.h (next_readonly_imm_use): Return
22828 NULL_USE_OPERAND_P after the end.
22830 2008-03-01 Richard Guenther <rguenther@suse.de>
22832 PR tree-optimization/35411
22833 * tree-sra.c (sra_build_assignment): Split conversion to
22834 final type to a separate statement if we are not assigning
22837 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22839 * fold-const.c (fold_convertible_p): Correct the logic to follow
22840 that in fold_convert().
22842 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
22845 * tree-inline.c (build_duplicate_type): When we make a
22846 duplicate type, make it unique in the canonical types system.
22848 2008-02-29 Tom Tromey <tromey@redhat.com>
22850 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
22851 input_file_stack_history, input_file_stack_restored): Remove.
22852 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22853 * input.h (struct file_stack): Remove.
22854 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22855 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
22857 * diagnostic.h (struct diagnostic_context) <last_module>: Change
22859 (diagnostic_last_module_changed): Add 'map' argument.
22860 (diagnostic_set_last_function): Likewise.
22861 * diagnostic.c (undiagnostic_report_current_module): Iterate using
22862 line map, not input_file_stack.
22863 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
22865 2008-02-29 Paul Brook <paul@codesourcery.com>
22867 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
22869 2008-02-29 Paul Brook <paul@codesourcery.com>
22871 * config/arm/ieee754-df.S (muldf3): Use RET macros.
22873 2008-02-29 Richard Guenther <rguenther@suse.de>
22875 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
22877 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
22878 value for comparing for a store match.
22879 (simplify_unary_expression): Do nothing for SSA_NAMEs.
22880 (try_to_simplify): Do not do a full-blown reference lookup.
22882 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22884 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
22885 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
22887 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
22889 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
22891 * tree-loop-linear.c (try_interchange_loops): Compare memory access
22892 strides against cache sizes.
22894 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22896 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
22899 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
22901 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
22902 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
22903 is smaller than the original promoted value.
22904 (simplify_subreg): If OP is a SUBREG, try to preserve its
22905 SUBREG_PROMOTED_VAR_P information.
22907 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
22909 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
22910 (VN_INFO_GET): Allocate new objects on the obstack.
22911 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
22912 for rpo_numbers_temp, for consistency.
22913 (free_scc_vn): Free the obstack.
22915 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
22917 * doc/invoke.texi: Document -ftree-loop-distribution.
22918 * tree-loop-distribution.c: New.
22919 * tree-pass.h (pass_loop_distribution): New.
22920 * graphds.h (struct graph): Add htab_t indices.
22921 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
22922 * tree-vectorizer.c (rename_variables_in_loop): Extern.
22923 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
22924 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
22925 * tree-data-ref.c (debug_data_dependence_relations): New.
22926 (dump_data_dependence_relation): Also print data references.
22927 (free_data_ref): Extern.
22928 (same_access_functions): Moved...
22929 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
22930 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22931 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
22932 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
22933 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
22934 (stmts_from_loop): Skip LABEL_EXPR.
22935 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
22937 (build_rdg): Initialize rdg->indices htab.
22938 (free_rdg, stores_from_loop, ref_base_address,
22939 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
22940 have_similar_memory_accesses_1, ref_base_address_1,
22941 remove_similar_memory_refs): New.
22942 * tree-data-ref.h: Depend on tree-chrec.h.
22943 (debug_data_dependence_relations, free_data_ref): Declared.
22944 (same_access_functions): ... here.
22945 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
22947 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
22948 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
22949 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
22950 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22951 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
22952 rdg_vertex_for_stmt): Declared.
22953 (struct rdg_edge): Add level.
22955 (free_rdg, stores_from_loop, remove_similar_memory_refs,
22956 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
22958 (rdg_has_similar_memory_accesses): New.
22959 * tree-vect-analyze.c: Remove unused static decls.
22960 * lambda.h (dependence_level): New.
22961 * common.opt (ftree-loop-distribution): New.
22962 * tree-flow.h (mark_virtual_ops_in_bb,
22963 slpeel_tree_duplicate_loop_to_edge_cfg,
22964 rename_variables_in_loop): Declared.
22965 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
22966 (OBJS-common): Add tree-loop-distribution.o.
22967 (tree-loop-distribution.o): New rule.
22968 * tree-cfg.c (mark_virtual_ops_in_bb): New.
22969 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
22970 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
22972 2008-02-28 Joseph Myers <joseph@codesourcery.com>
22975 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
22976 other than structures and unions.
22978 2008-02-28 Richard Guenther <rguenther@suse.de>
22981 2008-02-26 Richard Guenther <rguenther@suse.de>
22983 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22984 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22985 (lookup_decl_from_uid): Declare.
22986 (remove_decl_from_map): Likewise.
22987 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22988 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22989 (decl_for_uid_map): New global hashtable mapping DECL_UID
22991 (init_ttree): Allocate it.
22992 (insert_decl_to_uid_decl_map): New helper function.
22993 (make_node_stat): Insert new decls into the map.
22994 (copy_node_stat): Likewise.
22995 (lookup_decl_from_uid): New function.
22996 (remove_decl_from_map): Likewise.
22997 (print_decl_for_uid_map_statistics): New helper.
22998 (dump_tree_statistics): Call it.
23000 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23001 (referenced_var_iterator): Adjust.
23002 (FOR_EACH_REFERENCED_VAR): Adjust.
23003 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23004 (num_referenced_vars): Adjust.
23005 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23006 (first_referenced_var): Remove.
23007 (end_referenced_vars_p): Likewise.
23008 (next_referenced_var): Likewise.
23009 (referenced_var_iterator_set): New helper function.
23010 * tree-dfa.c (referenced_var_lookup): Adjust.
23011 (referenced_var_check_and_insert): Likewise.
23012 (remove_referenced_var): Likewise.
23013 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23014 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23015 (verify_call_clobbering): Likewise.
23016 (verify_memory_partitions): Likewise.
23017 (init_tree_ssa): Allocate bitmap instead of hashtable for
23019 (delete_tree_ssa): Adjust.
23020 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23021 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23022 (compute_tag_properties): Likewise.
23023 (set_initial_properties): Likewise.
23024 (find_partition_for): Likewise.
23025 (update_reference_counts): Likewise.
23026 (dump_may_aliases_for): Likewise.
23027 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23028 (add_call_clobber_ops): Likewise.
23029 (add_call_read_ops): Likewise.
23030 (get_asm_expr_operands): Likewise.
23031 * tree-into-ssa.c (dump_decl_set): Likewise.
23032 (update_ssa): Likewise.
23033 * tree-sra.c (scan_function): Likewise.
23034 (decide_instantiations): Likewise.
23035 (scalarize_parms): Likewise.
23036 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23037 (dsa_named_for): Likewise.
23038 * tree-ssa-structalias.c (update_alias_info): Likewise.
23039 (merge_smts_into): Likewise.
23041 2008-02-27 David Daney <ddaney@avtrex.com>
23044 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
23045 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
23046 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
23047 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
23048 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
23050 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
23053 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
23054 (BUILT_IN_NEXTTOWARD): Remove.
23055 (BUILT_IN_NEXTTOWARDF): Ditto.
23056 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
23057 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
23059 2008-02-27 Tom Tromey <tromey@redhat.com>
23061 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
23062 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
23064 2008-02-27 Jan Beulich <jbeulich@novell.com>
23066 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
23067 update the respective field on newdecl.
23069 2008-02-27 Revital Eres <eres@il.ibm.com>
23071 PR rtl-optimization/34999
23072 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
23073 crossing edges that ends with a call insn.
23074 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
23075 call insn and clear the EDGE_CROSSING flag of the crossing edge
23076 when fixing fallthru edges.
23078 2008-02-27 Richard Guenther <rguenther@suse.de>
23080 PR middle-end/35390
23081 * fold-const.c (fold_unary): Return the correct argument,
23082 converted to the result type.
23084 2008-02-27 Richard Guenther <rguenther@suse.de>
23086 PR middle-end/34971
23087 * expr.c (expand_expr_real_1): Assert on rotates that operate
23089 * fold-const.c (fold_binary): Use the types precision, not the
23090 bitsize of the mode if folding rotate expressions. Build rotates
23091 only for full modes.
23093 2008-02-27 Jakub Jelinek <jakub@redhat.com>
23095 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
23096 and CPP_PRAGMA_EOL.
23097 * c-pragma.c (pragma_ns_name): New typedef.
23098 (registered_pp_pragmas): New variable.
23099 (c_pp_lookup_pragma): New function.
23100 (c_register_pragma_1): If flag_preprocess_only, do nothing
23101 for non-expanded pragmas, for expanded ones push pragma's
23102 namespace and name into registered_pp_pragmas vector.
23103 (c_invoke_pragma_handler): Register OpenMP pragmas even when
23104 flag_preprocess_only, don't register GCC pch_preprocess
23105 pragma if flag_preprocess_only.
23106 * c-opts.c (c_common_init): Call init_pragma even if
23107 flag_preprocess_only.
23108 * c-pragma.c (c_pp_lookup_pragma): New prototype.
23109 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
23110 cpp_register_pragma if flag_preprocess_only.
23112 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23115 * c-parser.c (c_parser_translation_unit): Warn for empty
23116 translation unit, not empty source file.
23118 2008-02-26 Paul Brook <paul@codesourcery.com>
23120 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
23121 operand for Thumb-2.
23122 * config/arm/arm.h (reg_class): Add CORE_REGS.
23123 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
23124 (BASE_REG_CLASS): Use CORE_REGS.
23125 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
23126 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
23127 (REGNO_OK_FOR_INDEX_P): Exclude SP.
23128 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
23129 ARM_REGNO_OK_FOR_INDEX_P.
23130 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
23131 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
23132 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
23133 (ldm/stm peepholes): Ditto.
23134 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
23135 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
23136 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
23137 * config/arm/constraints.md: Enable "k" constraint on ARM.
23139 2008-02-27 Ben Elliston <bje@au.ibm.com>
23141 * config/rs6000/rs6000.c: Annotate cache line size field in all
23142 instances of struct processor_costs.
23144 2008-02-26 David Edelsohn <edelsohn@gnu.org>
23146 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
23147 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
23148 jump_bypass): New counters.
23149 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
23150 * dce.c (gate_ud_dce): Same.
23151 (gate_fast_dce): Same.
23152 * dse.c (gate_dse1): New function.
23153 (gate_dse2): New function.
23154 (gate_dse): Merge results of new gate functions.
23155 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
23156 (gate_handle_jump_bypass): Add dbg_cnt.
23157 (gate_handle_gcse): Add dbg_cnt.
23158 * ifcvt.c (gate_handle_if_conversion): Same.
23159 (gate_handle_if_after_combine): Same.
23160 (gate_handle_if_after_reload): Same.
23161 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
23163 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
23165 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
23167 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
23169 2008-02-26 Jason Merrill <jason@redhat.com>
23172 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
23173 alone if it's the naming decl for the type's main variant.
23175 2008-02-26 Tom Tromey <tromey@redhat.com>
23177 * system.h (USE_MAPPED_LOCATION): Poison.
23178 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
23179 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
23180 (make_goto_expr_edges): Likewise.
23181 (remove_bb): Likewise.
23182 (execute_warn_function_return): Likewise.
23183 * basic-block.h (struct edge_def) <goto_locus>: Change type to
23185 * c-common.c (fname_decl): Remove old location code.
23186 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
23188 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
23190 (ASM_INPUT_SOURCE_LOCATION): Likewise.
23191 (gen_rtx_ASM_INPUT): Likewise.
23192 (gen_rtx_ASM_INPUT_loc): Likewise.
23193 (get_rtx_asm_OPERANDS): Remove.
23194 * cfglayout.c (insn_locators_alloc): Remove old location code.
23195 (set_curr_insn_source_location): Likewise.
23196 (curr_insn_locator): Likewise.
23197 * print-tree.c (print_node): Remove old location code.
23198 * tree-mudflap.c (mf_varname_tree): Remove old location code.
23199 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
23200 * cfgexpand.c (expand_gimple_cond_expr): Don't use
23201 location_from_locus.
23202 (construct_exit_block): Remove old location code.
23203 * emit-rtl.c (force_next_line_note): Remove old location code.
23204 * profile.c (branch_prob): Remove old location code.
23205 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
23206 LOC_LINE): Remove old-location variants.
23207 * langhooks.c (lhd_print_error_function): Remove old location
23209 * configure, config.in: Rebuilt.
23210 * configure.ac (--enable-mapped-location): Remove.
23211 * c-decl.c (c_init_decl_processing): Remove old location code.
23212 (finish_function): Likewise.
23213 * recog.c (decode_asm_operands): Remove old location code.
23214 * c-pch.c (c_common_read_pch): Remove old location code.
23215 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
23217 * gimple-low.c (lower_function_body): Remove old location code.
23218 * toplev.c (unknown_location): Remove.
23219 (push_srcloc): Remove old-location variant.
23220 (process_options): Remove old location code.
23221 (lang_dependent_init): Likewise.
23222 * input.h (UNKNOWN_LOCATION): Move definition.
23223 (location_t): Undeprecate.
23224 (source_locus): Remove.
23225 (location_from_locus): Remove.
23226 (struct location_s): Remove.
23227 Remove all old-location code.
23228 (input_line, input_filename): Remove.
23229 * final.c (final_scan_insn): Remove old location code.
23230 * diagnostic.c (diagnostic_build_prefix): Remove
23231 USE_MAPPED_LOCATION test.
23232 * tree.h (gimple_stmt) <locus>: Now a location_t.
23233 (tree_exp) <locus>: Likewise.
23234 (DECL_IS_BUILTIN): Remove old-location variant.
23235 (annotate_with_file_line, annotate_with_locus): Likewise.
23236 (expr_locus, set_expr_locus): Update.
23237 * tree.c (build1_stat): Remove old location code.
23238 (last_annotated_node): Remove.
23239 (annotate_with_file_line): Remove old-location variant.
23240 (annotate_with_locus): Likewise.
23241 (expr_location): Remove old location code.
23242 (set_expr_location): Likewise.
23243 (expr_has_location): Likewise.
23244 (expr_locus): Likewise.
23245 (set_expr_locus): Likewise.
23246 (expr_filename): Don't use location_from_locus.
23247 (expr_lineno): Likewise.
23248 * rtl-error.c (location_for_asm): Remove old location code.
23249 * c-lex.c (cb_line_change): Remove old location code.
23250 (fe_file_change): Likewise.
23251 (cb_def_pragma): Likewise.
23252 (c_lex_with_flags): Likewise.
23253 * gengtype.c (do_typedef): Don't special-case location types.
23254 (define_location_structures): Remove.
23255 (main): Don't call define_location_structures.
23256 * tree-pretty-print.c (dump_implicit_edges): Remove old location
23259 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23262 * builtins.def (BUILT_IN_STDARG_START): Remove.
23263 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
23264 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
23265 * tree-inline.c (inline_forbidden_p_1): Likewise.
23267 2008-02-26 Richard Guenther <rguenther@suse.de>
23269 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23270 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23271 (lookup_decl_from_uid): Declare.
23272 (remove_decl_from_map): Likewise.
23273 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23274 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23275 (decl_for_uid_map): New global hashtable mapping DECL_UID
23277 (init_ttree): Allocate it.
23278 (insert_decl_to_uid_decl_map): New helper function.
23279 (make_node_stat): Insert new decls into the map.
23280 (copy_node_stat): Likewise.
23281 (lookup_decl_from_uid): New function.
23282 (remove_decl_from_map): Likewise.
23283 (print_decl_for_uid_map_statistics): New helper.
23284 (dump_tree_statistics): Call it.
23286 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23287 (referenced_var_iterator): Adjust.
23288 (FOR_EACH_REFERENCED_VAR): Adjust.
23289 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23290 (num_referenced_vars): Adjust.
23291 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23292 (first_referenced_var): Remove.
23293 (end_referenced_vars_p): Likewise.
23294 (next_referenced_var): Likewise.
23295 (referenced_var_iterator_set): New helper function.
23296 * tree-dfa.c (referenced_var_lookup): Adjust.
23297 (referenced_var_check_and_insert): Likewise.
23298 (remove_referenced_var): Likewise.
23299 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23300 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23301 (verify_call_clobbering): Likewise.
23302 (verify_memory_partitions): Likewise.
23303 (init_tree_ssa): Allocate bitmap instead of hashtable for
23305 (delete_tree_ssa): Adjust.
23306 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23307 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23308 (compute_tag_properties): Likewise.
23309 (set_initial_properties): Likewise.
23310 (find_partition_for): Likewise.
23311 (update_reference_counts): Likewise.
23312 (dump_may_aliases_for): Likewise.
23313 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23314 (add_call_clobber_ops): Likewise.
23315 (add_call_read_ops): Likewise.
23316 (get_asm_expr_operands): Likewise.
23317 * tree-into-ssa.c (dump_decl_set): Likewise.
23318 (update_ssa): Likewise.
23319 * tree-sra.c (scan_function): Likewise.
23320 (decide_instantiations): Likewise.
23321 (scalarize_parms): Likewise.
23322 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23323 (dsa_named_for): Likewise.
23324 * tree-ssa-structalias.c (update_alias_info): Likewise.
23325 (merge_smts_into): Likewise.
23327 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23330 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
23331 * c-opts.c (c_common_handle_option): Wall enables
23332 Wvolatile-register-var.
23333 * common.opt: Move Wvolatile-register-var to...
23336 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23338 * common.opt (Wlarger-than=): New.
23339 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
23341 * opts.c (common_handle_option): Handle -Wlarger-than=.
23342 * optc-gen.awk: Likewise.
23343 * opth-gen.awk: Likewise.
23344 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
23345 * tree-optimize.c (tree_rest_of_compilation): Likewise.
23347 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23349 * c-common.c (match_case_to_enum_1): Add appropriate
23350 OPT_W* parameter to warning.
23351 (c_do_switch_warnings): Likewise.
23352 * c-typeck.c (warning_init): Add one more parameter following
23353 'warning' function.
23354 (push_init_level): Update call to warning_init.
23355 (pop_init_level): Likewise.
23356 (add_pending_init): Likewise.
23357 (output_init_element: Likewise.
23359 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23362 * toplev.c (toplev_main): If there are warnings or error, print
23363 errors for ignored options.
23364 * opts.c (ignored_options): New static variable.
23365 (postpone_unknown_option_error): New.
23366 (print_ignored_options): New.
23367 (handle_option): Postpone errors for unknown -Wno-* options.
23368 * opts.h (print_ignored_options): Declare.
23370 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
23372 * config/mips/mips.md (loadgp_blockage, blockage): Change type
23375 2008-02-25 Richard Guenther <rguenther@suse.de>
23378 2008-02-25 Richard Guenther <rguenther@suse.de>
23380 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23381 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23382 (lookup_decl_from_uid): Declare.
23383 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23384 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23385 (decl_for_uid_map): New global hashtable mapping DECL_UID
23387 (init_ttree): Allocate it.
23388 (insert_decl_to_uid_decl_map): New helper function.
23389 (make_node_stat): Insert new decls into the map.
23390 (copy_node_stat): Likewise.
23391 (lookup_decl_from_uid): New function.
23392 (print_decl_for_uid_map_statistics): New helper.
23393 (dump_tree_statistics): Call it.
23395 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23396 (referenced_var_iterator): Adjust.
23397 (FOR_EACH_REFERENCED_VAR): Adjust.
23398 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23399 (num_referenced_vars): Adjust.
23400 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23401 (first_referenced_var): Remove.
23402 (end_referenced_vars_p): Likewise.
23403 (next_referenced_var): Likewise.
23404 (referenced_var_iterator_set): New helper function.
23405 * tree-dfa.c (referenced_var_lookup): Adjust.
23406 (referenced_var_check_and_insert): Likewise.
23407 (remove_referenced_var): Likewise.
23408 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23409 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23410 (verify_call_clobbering): Likewise.
23411 (verify_memory_partitions): Likewise.
23412 (init_tree_ssa): Allocate bitmap instead of hashtable for
23414 (delete_tree_ssa): Adjust.
23415 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23416 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23417 (compute_tag_properties): Likewise.
23418 (set_initial_properties): Likewise.
23419 (find_partition_for): Likewise.
23420 (update_reference_counts): Likewise.
23421 (dump_may_aliases_for): Likewise.
23422 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23423 (add_call_clobber_ops): Likewise.
23424 (add_call_read_ops): Likewise.
23425 (get_asm_expr_operands): Likewise.
23426 * tree-into-ssa.c (dump_decl_set): Likewise.
23427 (update_ssa): Likewise.
23428 * tree-sra.c (scan_function): Likewise.
23429 (decide_instantiations): Likewise.
23430 (scalarize_parms): Likewise.
23431 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23432 (dsa_named_for): Likewise.
23433 * tree-ssa-structalias.c (update_alias_info): Likewise.
23434 (merge_smts_into): Likewise.
23436 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23439 * doc/invoke.texi (-fcx-limited-range): Document new option.
23440 * toplev.c (process_options): Handle -fcx-fortran-rules.
23441 * common.opt: Add documentation for -fcx-fortran-rules.
23443 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23446 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
23447 actual behaviour and C99.
23449 2008-02-26 Ben Elliston <bje@au.ibm.com>
23451 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
23452 (ASM_CPU_POWER6_SPEC): Likewise.
23453 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
23454 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
23455 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
23457 2008-02-25 Richard Guenther <rguenther@suse.de>
23459 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23460 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23461 (lookup_decl_from_uid): Declare.
23462 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23463 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23464 (decl_for_uid_map): New global hashtable mapping DECL_UID
23466 (init_ttree): Allocate it.
23467 (insert_decl_to_uid_decl_map): New helper function.
23468 (make_node_stat): Insert new decls into the map.
23469 (copy_node_stat): Likewise.
23470 (lookup_decl_from_uid): New function.
23471 (print_decl_for_uid_map_statistics): New helper.
23472 (dump_tree_statistics): Call it.
23474 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23475 (referenced_var_iterator): Adjust.
23476 (FOR_EACH_REFERENCED_VAR): Adjust.
23477 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23478 (num_referenced_vars): Adjust.
23479 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23480 (first_referenced_var): Remove.
23481 (end_referenced_vars_p): Likewise.
23482 (next_referenced_var): Likewise.
23483 (referenced_var_iterator_set): New helper function.
23484 * tree-dfa.c (referenced_var_lookup): Adjust.
23485 (referenced_var_check_and_insert): Likewise.
23486 (remove_referenced_var): Likewise.
23487 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23488 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23489 (verify_call_clobbering): Likewise.
23490 (verify_memory_partitions): Likewise.
23491 (init_tree_ssa): Allocate bitmap instead of hashtable for
23493 (delete_tree_ssa): Adjust.
23494 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23495 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23496 (compute_tag_properties): Likewise.
23497 (set_initial_properties): Likewise.
23498 (find_partition_for): Likewise.
23499 (update_reference_counts): Likewise.
23500 (dump_may_aliases_for): Likewise.
23501 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23502 (add_call_clobber_ops): Likewise.
23503 (add_call_read_ops): Likewise.
23504 (get_asm_expr_operands): Likewise.
23505 * tree-into-ssa.c (dump_decl_set): Likewise.
23506 (update_ssa): Likewise.
23507 * tree-sra.c (scan_function): Likewise.
23508 (decide_instantiations): Likewise.
23509 (scalarize_parms): Likewise.
23510 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23511 (dsa_named_for): Likewise.
23512 * tree-ssa-structalias.c (update_alias_info): Likewise.
23513 (merge_smts_into): Likewise.
23515 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
23518 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
23519 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
23520 * alias.h (nonoverlapping_memrefs_p): Likewise.
23522 2008-02-25 Jan Beulich <jbeulich@novell.com>
23524 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
23525 * config/i386/netware-libgcc.exp: Add __bswap?i2,
23526 __emultls_get_address, __emultls_register_common,
23527 __floatundi?f, and _Unwind_GetIPInfo.
23528 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
23529 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
23530 (gen_regparm_prefix): Likewise.
23531 (i386_nlm_encode_section_info): Sync with
23532 config/i386/winnt.c:i386_pe_encode_section_info().
23533 (i386_nlm_maybe_mangle_decl_assembler_name): New.
23534 i386_nlm_mangle_decl_assembler_name): New.
23535 (netware_override_options): New.
23536 * config/i386/netware.h (netware_override_options): Declare.
23537 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
23538 (i386_nlm_mangle_decl_assembler_name): Declare.
23539 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
23541 2008-02-25 Ben Elliston <bje@au.ibm.com>
23544 * c-decl.c (grokdeclarator): Remove unused local variables
23545 `typedef_type' and `type_as_written'.
23547 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
23548 unused local variable `has_hot_blocks'.
23549 (fix_crossing_conditional_branches): Remove unused local variable
23552 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
23554 PR middle-end/19984
23555 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
23556 using DEF_C99_BUILTIN.
23557 (BUILT_IN_NANF): Ditto.
23558 (BUILT_IN_NANL): Ditto.
23560 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
23561 Revital Eres <eres@il.ibm.com>
23563 * modulo-sched.c (calculate_must_precede_follow): Address TODO
23564 regarding the order of two dependent insns in the same row.
23566 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
23568 * stor-layout.c (layout_decl): Do not bump the alignment of a
23569 bit-field to more than byte alignment if it is packed.
23571 2008-02-24 David Edelsohn <edelsohn@gnu.org>
23573 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
23576 2008-02-24 Diego Novillo <dnovillo@google.com>
23578 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
23581 * tree-vrp.c (vrp_evaluate_conditional): With
23582 -Wtype-limits, emit a warning when comparing against a
23583 constant outside the natural range of OP0's type.
23584 * c.opt (Wtype-limits): Move ...
23585 * common.opt (Wtype-limits): ... here.
23587 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
23589 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
23590 * config/rs6000/e300c2c3.md: New file.
23591 * config/rs6000/rs6000.c (processor_costs): Add new costs for
23593 (rs6000_override_options): Add e300c2 and e300c3 cases to
23594 processor_target_table. Do not allow usage of Altivec or Spe
23595 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
23596 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
23597 * config/rs6000/rs6000.h (processor_type): Add
23598 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
23599 (ASM_CPU_SPEC): Add e300c2 and e300c3.
23600 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
23601 and ppce300c3. Include e300c2c3.md.
23603 2008-02-23 David Edelsohn <edelsohn@gnu.org>
23605 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
23606 instead of TARGET_STRICT_ALIGN.
23608 2008-02-23 Joseph Myers <joseph@codesourcery.com>
23610 * explow.c (memory_address): Assert that the generated address is
23613 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23616 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
23617 * config/darwin-ppc-ldouble-patch.def: New file.
23618 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
23619 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
23620 SUBTARGET_INIT_BUILTINS if defined.
23621 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
23624 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23627 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
23628 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
23630 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23633 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
23634 file" warning condtional on -Winvalid-PCH.
23636 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
23638 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
23640 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
23644 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
23645 prevent reload from using MMX registers.
23646 (*mov<mode>_internal): Ditto.
23647 (*movv2sf_internal_rex64): Ditto.
23648 (*movv2sf_internal): Ditto.
23650 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23652 PR documentation/31569
23653 * doc/install.texi2html: Use makeinfo --no-number-sections.
23655 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23657 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
23658 ensure that we can address an entire entity > 8 bytes. Don't
23659 generate reg+reg addressing for such data.
23661 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23663 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
23664 strings when optimizing for size, unless the target cares about
23667 2008-02-22 Tom Tromey <tromey@redhat.com>
23669 * regclass.c (current_pass): Remove declaration.
23671 2008-02-22 Anatoly Sokolov <aesok@post.ru>
23673 * config/avr/libgcc.S (__RAMPZ__): Define.
23674 (__do_copy_data): Add for devices with 128KB code memory.
23676 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23678 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
23680 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
23682 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
23684 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
23687 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23690 * c-typeck.c (build_binary_op): Warn about floating point
23691 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
23693 2008-02-21 Janis Johnson <janis187@us.ibm.com>
23696 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
23697 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
23699 (rs6000_override_options): Set altivec_abi as default, not override,
23700 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
23701 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
23702 is used; use new member spe_abi.
23703 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
23704 spe_abi and altivec_abi.
23706 2008-02-22 Tomas Bily <tbily@suse.cz>
23708 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
23710 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23713 * config.build (build_file_translate): Set to `CMD //c' only if
23715 * Makefile.in (build_file_translate): Improve comment.
23717 2008-02-21 Jan Hubicka <jh@suse.cz>
23719 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
23720 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
23721 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
23723 2008-02-21 Michael Matz <matz@suse.de>
23726 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
23728 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
23730 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
23731 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
23732 as insn constraint.
23733 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
23734 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
23735 SSE_VEC_FLOAT_MODE_P as insn constraint.
23736 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
23737 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
23738 sse4a_movntdf using MODEF mode iterator.
23739 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
23740 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
23741 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
23742 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
23743 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
23744 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
23745 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
23747 2008-02-21 Richard Guenther <rguenther@suse.de>
23749 * tree.def (PAREN_EXPR): New tree code.
23750 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
23752 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
23753 * expr.c (expand_expr_real_1): Likewise.
23754 * tree-inline.c (estimate_num_insns_1): Likewise.
23755 * tree-complex.c (expand_complex_move): Likewise.
23756 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
23759 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23762 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
23764 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23767 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
23769 * config/sh/sh.c (find_barrier): Don't go past
23770 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
23772 2008-02-20 DJ Delorie <dj@redhat.com>
23774 * config/h8300/h8300.md (insv): Force source operand to be a register.
23776 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
23777 as a jump, not as a plain insn.
23779 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
23781 * doc/invoke.texi (Warning Options): Add new option
23782 -Wframe-larger-than=.
23783 (-Wframe-larger-than): Document.
23785 * flags.h (warn_frame_larger_than, frame_larger_than_size):
23786 Add declarations for new option variables.
23788 * final.c (final_start_function): Check the frame size
23789 before emission and issue a Wframe-larger-than warning.
23791 * opts.c (warn_frame_larger_than, frame_larger_than_size):
23792 Add definitions for new option variables.
23793 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
23795 * common.opt (Wframe-larger-than=): New option.
23797 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23799 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
23800 (<sse>_div<mode>3): Ditto.
23801 (<sse>_vmdiv<mode>3): Ditto.
23802 (<sse>_vmsqrt<mode>2): Ditto.
23803 (*smax<mode>3): Ditto.
23804 (sse5_frcz<mode>2): Ditto.
23805 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
23806 as insn constraint.
23808 2008-02-20 Richard Guenther <rguenther@suse.de>
23810 PR middle-end/35265
23811 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
23812 be happy with INTEGRAL_TYPE_P.
23814 2008-02-20 Richard Guenther <rguenther@suse.de>
23816 * fold-const.c (split_tree): Associate floatig-point expressions
23817 if flag_associative_math is set.
23819 2008-02-20 Richard Guenther <rguenther@suse.de>
23821 * tree.h (fold_real_zero_addition_p): Declare.
23822 * fold-const.c (fold_real_zero_addition_p): Export.
23823 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
23824 floating-point operations with zero and one.
23826 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
23828 * doc/install.texi: Correct references to CFLAGS, replacing them
23829 with BOOT_CFLAGS. Document flags used during bootstrap for
23832 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23834 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
23835 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
23836 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
23838 (smin<mode>3): Ditto from similar patterns.
23839 (smax<mode>3): Ditto.
23840 (*ieee_smin<mode>3): Ditto.
23841 (*ieee_smax<mode>3): Ditto.
23842 * config/i386/sse.md (sse): New mode attribute.
23843 (mov<mode>): Macroize expander from movv4sf and movv2df using
23844 SSEMODEF2P mode iterator.
23845 (<sse>_movnt<mode>): Ditto from similar patterns. Use
23846 SSE_VEC_FLOAT_MODE_P as insn constraint.
23847 (storent<mode>): Ditto.
23848 (storent<mode>): Macroize expander from storentsf and storentdf using
23849 MODEF mode iterator.
23850 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
23851 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
23852 (abs<mode>2): Ditto from similar patterns.
23853 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
23854 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
23855 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
23856 (<sse>_vmsqrt<mode>2): Ditto.
23857 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
23858 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
23859 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
23860 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
23861 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
23862 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
23863 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
23865 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
23866 iterator and SSE_FLOAT_MODE_P as insn constraint.
23867 (<sse>_ucomi): Ditto from similar patterns.
23868 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
23869 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
23870 SSE_VEC_FLOAT_MODE_P as insn constraint.
23871 (vcond<mode>): Ditto from similar patterns.
23872 (and<mode>3, *and<mode>3): Ditto.
23873 (<sse>_nand<mode>3): Ditto.
23874 (ior<mode>3, *ior<mode>3): Ditto.
23875 (xor<mode>3, *xor<mode>3): Ditto.
23876 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
23877 iterator and SSE_FLOAT_MODE_P as insn constraint.
23878 (*nand<mode>3): Ditto from similar patterns.
23879 (*ior<mode>3): Ditto.
23880 (*xor<mode>3): Ditto.
23882 2008-02-20 Ira Rosen <irar@il.ibm.com>
23884 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
23885 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
23886 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
23888 2008-02-19 Jan Hubicka <jh@suse.cz>
23890 * predict.c (tree_bb_level_predictions): Remove variable next
23891 mistakely introduced by previous commit.
23893 2008-02-19 Jan Hubicka <jh@suse.cz>
23895 * predict.c (predict_paths_leading_to): Rewrite.
23896 (predict_paths_for_bb): New.
23897 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
23899 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23902 * Makefile.in (build_file_translate): New.
23903 (gcc-vers.texi): Use it for translating $(abs_srcdir).
23904 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
23905 * configure.ac (build_file_translate): Substitute it.
23906 * configure: Regenerate.
23908 2008-02-19 Jan Hubicka <jh@suse.cz>
23910 PR rtl-optimization/34408
23911 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
23914 2008-02-19 Jan Hubicka <jh@suse.cz>
23916 PR middle-end/28779
23917 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
23920 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
23923 * config/i386/i386-modes.def: Revert the last DI alignment
23924 change until Ada people can look into it.
23926 2008-02-19 Nick Clifton <nickc@redhat.com>
23928 * opts.c (print_specific_help): Fix typo in --help text.
23930 2008-02-19 Jakub Jelinek <jakub@redhat.com>
23933 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
23934 32-bit inline asm without asm alternatives for host GCC < 3.0.
23936 2008-02-19 Richard Guenther <rguenther@suse.de>
23938 PR tree-optimization/34989
23939 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
23940 Allow propagation to INDIRECT_REF if we can simplify only.
23942 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23944 * c-common.c (warn_for_collisions_1): Use appropriate option when
23947 2008-02-19 Nick Clifton <nickc@redhat.com>
23950 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
23951 (handle_options): Fix indentation.
23952 (print_filtered_help): If no language-specific options were
23953 displayed tell the user how to list all the options supported by
23954 the language's front-end.
23955 (print_specific_help): Fix indentation and remove duplicate line.
23956 (common_handle_option): Handle the -v option.
23957 For --help enable the display of undocumented options if the -v
23958 switch has been included on the command line.
23959 For --help= check for overlaps in the arguments between the option
23960 classes and the language names and issue a warning when they
23961 cannot be disambiguated.
23962 * c.opt (v): Pass on to the common option handler.
23964 2008-02-19 Revital Eres <eres@il.ibm.com>
23966 * modulo-sched.c (sms_schedule): Change dump message when
23967 create_ddg function fails.
23968 (try_scheduling_node_in_cycle): Rename row to cycle.
23969 (print_partial_schedule): Rename CYCLE to ROW.
23971 2008-02-19 Christian Bruel <christian.bruel@st.com>
23972 Zdenek Dvorak <ook@ucw.cz>
23974 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
23976 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23979 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
23980 (*x86_movdicc_0_m1_se): Ditto.
23982 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23984 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
23985 (CMPtype): Define as __gcc_CMPtype.
23986 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
23987 (CMPtype): Define as __gcc_CMPtype.
23989 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
23991 Support valgrind 3.3 for --enable-checking=valgrind.
23992 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
23994 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
23995 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
23996 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
23997 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
23998 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
23999 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
24000 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
24002 * ggc-zone.c: Similar.
24003 * ggc-page.c: Similar.
24005 2008-02-19 Paul Brook <paul@codesourcery.com>
24008 * config/arm/ieee754-df.S: Fix do_it typo.
24009 * config/arm/ieee754-sf.S: Fix do_it typo.
24011 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24014 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
24015 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
24016 (OPTION_MASK_ISA_SSE_SET): Likewise.
24017 (OPTION_MASK_ISA_SSE2_SET): Likewise.
24018 (OPTION_MASK_ISA_SSE3_SET): Likewise.
24019 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
24020 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
24021 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
24022 (OPTION_MASK_ISA_SSE4_SET): Likewise.
24023 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
24024 (OPTION_MASK_ISA_SSE5_SET): Likewise.
24025 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
24026 (OPTION_MASK_ISA_MMX_UNSET): Updated.
24027 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
24028 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
24029 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
24030 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
24031 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
24032 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
24033 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
24034 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
24035 (OPTION_MASK_ISA_SSE4): Removed.
24036 (ix86_handle_option): Turn on bits in ix86_isa_flags and
24037 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
24038 (override_options): Don't turn on implied SSE/MMX bits in
24041 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24043 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24046 2008-02-18 Joey Ye <joey.ye@intel.com>
24048 PR middle-end/34921
24049 * tree-nested.c (insert_field_into_struct): Set type alignment
24050 to field alignment if the former is less than the latter.
24052 2008-02-18 Jakub Jelinek <jakub@redhat.com>
24054 * BASE-VER: Set to 4.4.0.
24056 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24058 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
24059 * doc/cfg.texi: Likewise.
24060 * doc/extend.texi: Likewise.
24061 * doc/gty.texi: Likewise.
24062 * doc/invoke.texi: Likewise.
24063 * doc/loop.texi: Likewise.
24064 * doc/md.texi: Likewise.
24065 * doc/passes.texi: Likewise.
24066 * doc/rtl.texi: Likewise.
24067 * doc/sourcebuild.texi: Likewise.
24068 * doc/tm.texi: Likewise.
24069 * doc/tree-ssa.texi: Likewise.
24071 2008-02-17 Richard Guenther <rguenther@suse.de>
24073 PR middle-end/35227
24074 * tree-complex.c (init_parameter_lattice_values): Handle parameters
24075 without default definition.
24077 2008-02-17 Richard Guenther <rguenther@suse.de>
24079 PR tree-optimization/35231
24080 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
24083 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
24086 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24087 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24088 libgcc_cmp_return mode.
24090 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24093 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
24095 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
24097 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
24100 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24102 * doc/c-tree.texi: Use `@.' where appropriate.
24103 * doc/extend.texi: Likewise.
24104 * doc/install.texi: Likewise.
24105 * doc/invoke.texi: Likewise.
24106 * doc/loop.texi: Likewise.
24107 * doc/makefile.texi: Likewise.
24108 * doc/md.texi: Likewise.
24109 * doc/passes.texi: Likewise.
24110 * doc/standards.texi: Likewise.
24111 * doc/tm.texi: Likewise.
24113 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24115 PR middle-end/35196
24116 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
24118 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
24119 rather than in entry_bb.
24121 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24123 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24124 libgcc_cmp_return mode.
24126 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24128 PR middle-end/35130
24129 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
24130 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
24132 2008-02-15 Richard Guenther <rguenther@suse.de>
24133 Zdenek Dvorak <ook@ucw.cz>
24135 PR tree-optimization/35164
24136 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
24137 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
24138 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24139 Only propagate addresses which do not have abnormal SSA_NAMEs
24142 2008-02-15 Joseph Myers <joseph@codesourcery.com>
24145 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
24147 2008-02-15 Jan Hubicka <jh@suse.cz>
24149 PR middle-end/35149
24150 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
24152 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24154 PR middle-end/34621
24155 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
24156 when calculating alignment_pad.
24158 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24160 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
24161 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
24162 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
24163 and STACK_BOUNDARY define.
24165 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
24167 PR preprocessor/35061
24168 * c-pragma.c (handle_pragma_pop_macro): Check that
24169 pushed_macro_table has been allocated.
24171 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
24173 PR middle-end/35136
24174 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
24175 (force_gimple_operand): Likewise.
24176 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
24177 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
24178 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
24179 (find_interesting_uses_address): Check addressability and alignment
24180 of the base expression only after substituting bases of IVs into it.
24182 2008-02-14 Michael Matz <matz@suse.de>
24185 * function.c (instantiate_virtual_regs_in_insn): Reload address
24186 before falling back to reloading the whole operand.
24188 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
24190 * config/s390/s390.c (s390_mainpool_start): Emit the pool
24191 before the first section switch note.
24193 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24195 * doc/bugreport.texi: Update copyright years.
24196 * doc/c-tree.texi: Likewise.
24197 * doc/cfg.texi: Likewise.
24198 * doc/cpp.texi: Likewise.
24199 * doc/cppinternals.texi: Likewise.
24200 * doc/fragments.texi: Likewise.
24201 * doc/frontends.texi: Likewise.
24202 * doc/gcc.texi: Likewise.
24203 * doc/gty.texi: Likewise.
24204 * doc/hostconfig.texi: Likewise.
24205 * doc/implement-c.texi: Likewise.
24206 * doc/libgcc.texi: Likewise.
24207 * doc/loop.texi: Likewise.
24208 * doc/makefile.texi: Likewise.
24209 * doc/options.texi: Likewise.
24210 * doc/passes.texi: Likewise.
24211 * doc/rtl.texi: Likewise.
24212 * doc/sourcebuild.texi: Likewise.
24213 * doc/standards.texi: Likewise.
24214 * doc/tree-ssa.texi: Likewise.
24215 * doc/trouble.texi: Likewise.
24217 * doc/extend.texi: Use @: or add comma where appropriate.
24218 * doc/invoke.texi: Likewise.
24219 * doc/tm.texi: Likewise.
24221 2008-02-14 Alan Modra <amodra@bigpond.net.au>
24224 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
24227 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
24229 * doc/md.texi (clz, ctz): Add reference.
24230 * doc/rtl.texi (clz, ctz): Likewise.
24232 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24235 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
24238 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
24240 * config/s390/s390.c (struct constant_pool): New field
24241 emit_pool_after added.
24242 (s390_mainpool_start): Set the emit_pool_after flag according
24243 to the section switch notes.
24244 (s390_mainpool_finish): Consider emit_pool_after when emitting
24245 the literal pool at the end of the function.
24246 (s390_chunkify_start): Force literal pool splits at section
24249 2008-02-13 Michael Matz <matz@suse.de>
24252 * var-tracking.c (clobber_variable_part): Correctly traverse the
24255 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24258 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
24259 Add -fdump-ipa-inline.
24260 * tree-dump.c (dump_files): Remove tree-inlined dump.
24261 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
24263 2008-02-12 Richard Guenther <rguenther@suse.de>
24265 PR tree-optimization/35171
24266 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
24269 2008-02-12 Richard Guenther <rguenther@suse.de>
24271 PR middle-end/35163
24272 * fold-const.c (fold_widened_comparison): Use get_unwidened in
24273 value-preserving mode. Disallow final truncation.
24275 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
24277 PR middle-end/35136
24278 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
24279 code from here to...
24280 (force_gimple_operand): ...here.
24282 2008-02-12 Jakub Jelinek <jakub@redhat.com>
24285 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
24286 non-compatible pointers.
24287 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
24288 different FIELD_DECLs, try harder by comparing field offsets, sizes
24291 PR inline-asm/35160
24292 * function.c (match_asm_constraints_1): Don't replace the same input
24295 2008-02-12 Anatoly Sokolov <aesok@post.ru>
24297 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
24298 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
24299 (expand_epilogue): Restore RAMPZ register.
24300 * config/avr/avr.md (RAMPZ_ADDR): New constant.
24302 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
24304 * config/i386/cygwin.asm: (__alloca): Correct calling
24305 convention and alignment.
24306 (__chkstk): Force 8 byte stack alignment.
24308 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
24309 Richard Guenther <rguenther@suse.de>
24311 PR tree-optimization/33992
24312 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
24313 the zero we compare against.
24315 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
24317 PR libfortran/35063
24318 * gthr-win32.h (__gthread_mutex_destroy_function): New function
24319 to CloseHandle after unlocking to prevent accumulation of handle
24322 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24324 PR middle_end/34150
24325 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
24326 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
24327 and update LABEL_NUSES during and after reload.
24329 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
24331 PR middle-end/34627
24332 * combine.c (simplify_if_then_else): Make sure the comparison is
24333 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
24335 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
24338 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
24339 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
24340 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
24341 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
24342 * tree.h (get_type_static_bounds): Likewise.
24344 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24346 * doc/invoke.texi (Option Summary, C++ Dialect Options)
24347 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24348 Make -Wfoo language annotations match what the compiler outputs.
24350 2008-02-08 Sa Liu <saliu@de.ibm.com>
24352 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
24353 intrinsics spu_convts, spu_convtu, spu_convtf.
24355 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
24357 * doc/extend.texi (Function Attributes) <noinline>: Mention
24358 asm ("") as method to keep calls.
24360 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24363 * doc/options.texi (Options): Replace references to opts.sh with
24365 * opts-common.c: Likewise.
24366 * optc-gen.awk: Likewise.
24368 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
24370 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
24372 2008-02-07 Richard Henderson <rth@redhat.com>
24375 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
24376 EXPR_LIST for the REG_EQUAL instead of a comparison with a
24379 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
24381 PR tree-optimization/35085
24382 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
24383 for operand entry oe2 in addition to operand entry oe3 in order to
24384 expose more opportunities for vectorizer sum reduction.
24386 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24389 * Makefile.in (LIBS): Remove $(GMPLIBS).
24390 (cc1-dummy, cc1): Add $(GMPLIBS).
24392 2008-02-06 Jan Hubicka <jh@suse.cz>
24395 * i386.md (moddf_integer): Do not produce partial memory stalls for
24396 targets where it hurts.
24398 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
24401 * optabs.c (expand_float): Do not check for decimal modes when
24402 expanding unsigned integer through signed conversion.
24404 2008-02-06 Nick Clifton <nickc@redhat.com>
24406 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
24407 inside the clobber with a match_operand and duplicated operand
24408 number in the constraint.
24409 (ineqbranchsi): Delete redundant comment.
24411 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
24413 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
24414 builtin_define ("__USE_INIT_FINI__").
24415 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
24417 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
24419 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24421 PR documentation/30330
24422 * doc/invoke.texi (C++ Dialect Options)
24423 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24424 For each warning option -Wfoo that allows -Wno-foo, ensure both
24425 -Wfoo and -Wno-foo are listed in the option index. Fix index
24426 entry of -Wswitch-default, index -Wnormalized= including the
24427 `=', and -Wlarger-than-@var{len} including @var{len}.
24429 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24431 * config/i386/i386.md (floatunssisf2): Use
24432 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
24433 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
24434 Macroize expander using MODEF mode iterator.
24436 2008-02-05 Diego Novillo <dnovillo@google.com>
24438 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
24441 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
24443 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24446 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
24448 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
24451 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
24452 to indicate if a message should be generated.
24453 (init_cumulative_args): Updated.
24454 (function_value_32): Likewise.
24456 2008-02-05 Joseph Myers <joseph@codesourcery.com>
24458 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
24460 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24463 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
24464 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
24466 2008-02-04 Diego Novillo <dnovillo@google.com>
24468 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
24471 * tree-vrp.c (vrp_evaluate_conditional): With
24472 -Wtype-limits, emit a warning when comparing against a
24473 constant outside the natural range of OP0's type.
24475 2008-02-04 Richard Guenther <rguenther@suse.de>
24477 PR middle-end/33631
24478 * expr.c (count_type_elements): Give for unions instead of
24481 2008-02-04 Richard Guenther <rguenther@suse.de>
24483 PR middle-end/35043
24484 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
24485 to TYPE_DOMAINs base type instead of using bitsizetype here.
24487 2008-02-03 Jason Merrill <jason@redhat.com>
24489 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
24491 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24494 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
24495 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
24496 (RS/6000 and PowerPC Options): Fix typos and markup.
24497 * doc/passes.texi (Tree-SSA passes): Likewise.
24499 2008-02-02 Michael Matz <matz@suse.de>
24502 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
24503 from record_last_reg_set_info.
24504 (record_last_reg_set_info): Take an RTX argument, iterate over all
24505 constituent hardregs.
24506 (record_last_set_info, record_opr_changes): Change calls to
24507 new signature or to record_last_reg_set_info_regno.
24509 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
24511 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
24513 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
24515 PR rtl-optimization/34773
24516 * reg-notes.def (EQUAL): Mention significance of combination of
24517 REG_EQUAL and REG_RETVAL.
24518 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
24519 insn that has a REG_RETVAL.
24521 2008-02-01 Roger Sayle <roger@eyesopen.com>
24524 * configure.ac (--enable-fixed-point): Disable unless explicitly
24526 * configure: Regenerate.
24528 2008-02-01 Richard Guenther <rguenther@suse.de>
24531 * invoke.texi (-finline-limit): Remove no longer true parts
24532 of the documentation. Note that there is no default value.
24534 2008-02-01 Andrew Pinski <pinskia@gmail.com>
24535 Mark Mitchell <mark@codesourcery.com>
24536 Ben Elliston <bje@au.ibm.com>
24539 * doc/extend.texi (Other Builtins): Document.
24541 2008-01-31 Tom Browder <tom.browder@gmail.com>
24543 * doc/c-tree.texi (Types): Fix grammar.
24544 (Expression trees): Ditto.
24545 * doc/passes.texi (Tree-SSA passes): Ditto.
24547 * doc/configterms.texi (Configure Terms): Fix typo.
24548 * doc/cpp.texi (Common Predefined Macros): Ditto.
24549 * doc/md.texi (Machine Constraints): Ditto.
24551 * doc/makefile.texi (Makefile): Add comma.
24553 2008-01-31 Tom Browder <tom.browder@gmail.com>
24554 Gerald Pfeifer <gerald@pfeifer.com>
24556 * doc/sourcebuild.texi (Front End): Remove references to CVS
24557 and CVSROOT/modules.
24558 (Texinfo Manuals): Replace reference to CVS by one to SVN.
24559 (Back End): Remove reference to CVS.
24561 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24564 * config/mips/mips.c (gen_load_const_gp): New function, taking a
24566 (mips16_gp_pseudo_reg): ...here.
24567 * config/mips/mips.md (load_const_gp): Replace with...
24568 (load_const_gp_<mode>): ...this :P-based insn.
24570 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24572 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
24573 options. Minor fixes.
24574 (-std): Move reference to standards closer to where language
24575 standards are first mentioned.
24577 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24579 PR rtl-optimization/34995
24580 * reload.c (alternative_allows_const_pool_ref): Take an rtx
24581 parameter and return a bool. If the rtx parameter is nonnull,
24582 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
24583 (find_reloads): Update call accordingly. Pass the new operand
24584 if it needed no address reloads, otherwise pass null.
24586 2008-01-30 Richard Henderson <rth@redhat.com>
24589 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
24590 for unbounded arrays.
24592 2008-01-30 Silvius Rus <rus@google.com>
24594 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
24596 2008-01-30 Jan Hubicka <jh@suse.cz>
24599 * i386.c (init_cumulative_args): Use real function declaration when
24602 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
24604 PR rtl-optimization/34998
24605 * global.c (build_insn_chain): Treat non-subreg_lowpart
24606 SUBREGs of pseudos as clobbering all the words covered by the
24607 SUBREG, not just all the bytes.
24608 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
24609 original df_ref rather than an extract parameter.
24610 (global_conflicts): Update call accordingly.
24612 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
24614 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
24615 the overflow check to make it easier to read.
24616 (__fixtfdi): Change the type of the ll member in union
24617 long_double to UDItype_x.
24619 2008-01-30 Jakub Jelinek <jakub@redhat.com>
24621 PR middle-end/34969
24622 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
24623 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
24624 * tree-inline.c (fold_marked_statements): Call
24625 cgraph_update_edges_for_call_stmt if folding a call statement.
24626 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
24627 debug_generic_stmt calls, reset it back afterwards.
24630 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
24632 * c-typeck.c (build_external_ref): Don't pedwarn about
24633 static vars in current function's scope.
24635 2008-01-29 Joseph Myers <joseph@codesourcery.com>
24637 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
24639 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
24642 * ipa-struct-reorg.c: Fix spelling.
24643 * params.def: Ditto.
24645 2008-01-29 Richard Guenther <rguenther@suse.de>
24647 PR middle-end/35006
24648 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
24650 * tree-inline.c (remap_type): Increment remapping_type_depth
24651 around remapping types.
24652 (copy_body_r): Only add referenced variables if they are referenced
24653 from code, not types.
24655 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
24666 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
24667 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
24669 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
24672 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
24673 pointer for tiny stack.
24675 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24677 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
24679 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24681 * config/vx-common.h: Fix typo in comment.
24683 2008-01-28 Ian Lance Taylor <iant@google.com>
24687 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
24688 coalesce pointers if they have different DECL_NO_TBAA_P values.
24689 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
24690 between variables with different DECL_NO_TBAA_P values.
24692 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
24695 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
24696 are not legitimate small data references on SPE targets.
24698 2008-01-28 David Daney <ddaney@avtrex.com>
24700 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
24702 2008-01-28 David Daney <ddaney@avtrex.com>
24704 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
24706 2008-01-27 Joseph Myers <joseph@codesourcery.com>
24708 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
24709 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
24710 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
24711 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
24712 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
24713 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
24714 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
24715 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
24717 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24719 * basic-block.h (condjump_equiv_p): Fix comment.
24721 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24723 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
24724 print_generic_stmt_indented): Fix comment.
24726 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24728 * configure.ac (__stack_chk_fail): Add detecion for availability
24729 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
24730 * configure: Regenerate.
24732 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
24734 PR middle-end/34688
24735 * final.c (output_addr_const): Handle TRUNCATE.
24737 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
24740 * tree-ssa-loop-ivopts.c (comp_cost): New type.
24741 (zero_cost, infinite_cost): New constants.
24742 (struct cost_pair): Change type of cost to comp_cost.
24743 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
24744 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
24746 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
24747 split_address_cost, ptr_difference_cost, difference_cost,
24748 get_computation_cost_at, get_computation_cost,
24749 determine_use_iv_cost_generic, determine_use_iv_cost_address,
24750 determine_use_iv_cost_condition, determine_use_iv_costs,
24751 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
24752 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
24753 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
24754 Change type of cost to comp_cost.
24755 (determine_iv_cost): Increase cost of non-original ivs, instead
24756 of decreasing the cost of original ones.
24757 (get_address_cost): Indicate the complexity of the addressing mode
24759 (try_add_cand_for): Prefer using ivs not specific to some object.
24760 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
24762 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
24763 Janis Johnson <janis187@us.ibm.com>
24766 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
24767 (TARGET_INSTANTIATE_DECLS): Likewise.
24768 * target.h (expand_to_rtl_hook): New target hook.
24769 (instantiate_decls): Likewise.
24770 * function.c (instantiate_decl): Make non-static. Rename to...
24771 (instantiate_decl_rtl): ... this.
24772 (instantiate_expr): Use instantiate_decl_rtl.
24773 (instantiate_decls_1): Likewise.
24774 (instantiate_decls): Likewise.
24775 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
24776 * function.h (instantiate_decl_rtl): Add prototype.
24777 * cfgexpand.c (target.h): New include.
24778 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
24779 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
24780 (TARGET_INSTANTIATE_DECLS): Likewise.
24781 (TARGET_INITIALIZER): New target hooks added.
24782 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
24784 * config/rs6000/rs6000.c (tree-flow.h): New include.
24785 (machine_function): Add sdmode_stack_slot field.
24786 (rs6000_alloc_sdmode_stack_slot): New function.
24787 (rs6000_instantiate_decls): Likewise.
24788 (rs6000_secondary_memory_needed_rtx): Likewise.
24789 (rs6000_check_sdmode): Likewise.
24790 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
24791 (TARGET_INSTANTIATE_DECLS): Likewise.
24792 (rs6000_hard_regno_mode_ok): Allow SDmode.
24793 (num_insns_constant): Likewise. Handle _Decimal32 constants.
24794 (rs6000_emit_move): Handle SDmode.
24795 (function_arg_advance): Likewise.
24796 (function_arg): Likewise.
24797 (rs6000_gimplify_va_arg): Likewise. Add special handling of
24798 SDmode var args for 32-bit compiles.
24799 (rs6000_secondary_reload_class): Handle SDmode.
24800 (rs6000_output_function_epilogue): Likewise.
24801 (rs6000_function_value): Simplify if statement.
24802 (rs6000_libcall_value): Likewise.
24803 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
24804 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
24805 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
24806 (movsd_hardfloat): New define_insn.
24807 (movsd_softfloat): Likewise.
24808 (movsd_store): Likewise.
24809 (movsd_load): Likewise.
24810 (extendsddd2): Likewise.
24811 (extendsdtd2): Likewise.
24812 (truncddsd2): Likewise.
24813 (movdd_hardfloat64): Fixup comment.
24814 (UNSPEC_MOVSD_LOAD): New constant.
24815 (UNSPEC_MOVSD_STORE): Likewise.
24817 2008-01-26 Jakub Jelinek <jakub@redhat.com>
24820 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
24822 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
24823 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
24824 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
24825 and TRUTH_XOR_EXPR.
24827 2008-01-26 David Edelsohn <edelsohn@gnu.org>
24830 * config.gcc: Separate AIX 5.3 from AIX 6.1.
24831 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24832 __LONGDOUBLE128 too.
24833 * config/rs6000/aix61.h: New file.
24835 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24837 PR rtl-optimization/34959
24838 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
24839 popcount and parity rtxes the same mode as their operand.
24840 Truncate or extend the result to the return value's mode
24843 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24846 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
24847 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
24848 to GOT_VERSION_REGNUM.
24849 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
24850 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
24851 * config/mips/mips.c (mips_emit_call_insn): New function.
24852 (mips_call_tls_get_addr): Call mips_expand_call directly.
24853 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
24855 (mips16_build_call_stub): Likewise. Return the call insn or null.
24856 (mips_expand_call): Update the call to mips16_build_call_stub
24857 accordingly and a remove redundant condition. Assert that MIPS16
24858 stubs do not use lazy binding. Use mips_emit_call_insn and return
24860 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
24862 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
24863 (mips_avoid_hazard): Remove hazard_set handling.
24864 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
24865 (UNSPEC_RESTORE_GP): ...this.
24866 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
24867 (FAKE_CALL_REGNO): Rename to...
24868 (GOT_VERSION_REGNUM): ...this.
24869 (type): Add "ghost" value. Add an associated insn reservation.
24870 (hazard_set): Remove.
24871 (exception_receiver): Rename to...
24872 (restore_gp): ...this and update the unspec identifier accordingly.
24873 (exception_receiver, nonlocal_got_receiver): New expanders.
24874 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
24875 FAKE_CALL_REGNO. Remove hazard_set attribute.
24876 (set_got_version, update_got_version): New patterns.
24878 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
24881 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
24883 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24886 * doc/install.texi2html: Generate gcc-vers.texi.
24888 2008-01-25 DJ Delorie <dj@redhat.com>
24890 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
24892 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24894 * config/c4x: Remove directory.
24895 * config.gcc (crx-*, mt-*): Mark obsolete.
24896 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
24897 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
24898 sh-*-rtemscoff*): Remove cases.
24899 * defaults.h (C4X_FLOAT_FORMAT): Remove.
24900 * real.c (encode_c4x_single, decode_c4x_single,
24901 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
24902 c4x_extended_format): Remove.
24903 * real.h (c4x_single_format, c4x_extended_format): Remove.
24904 * doc/extend.texi (interrupt, naked): Remove mention of attributes
24906 (Pragmas): Remove comment about c4x pragmas.
24907 * doc/install.texi (c4x): Remove target-specific instructions.
24908 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
24909 * doc/md.texi (Machine Constraints): Remove C4x documentation.
24910 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
24911 refer to C4x source files as examples.
24912 (C4X_FLOAT_FORMAT): Remove documentation.
24914 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
24916 * config/bfin/bfin.c (override_options): Reorder tests so that
24917 flag_pic gets enabled for -msep-data.
24919 2008-01-25 Richard Guenther <rguenther@suse.de>
24921 PR middle-end/32244
24922 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
24923 to its bitfield precision if required.
24925 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24927 PR middle-end/33880
24928 * tree-nested.c (walk_omp_for): New function.
24929 (convert_nonlocal_reference, convert_local_reference): Call
24930 walk_omp_for on OMP_FOR.
24931 (convert_call_expr): Call walk_body on OMP_FOR's
24932 OMP_FOR_PRE_INIT_BODY.
24934 2008-01-25 Richard Guenther <rguenther@suse.de>
24936 PR tree-optimization/34966
24937 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
24938 default defs and PHI_NODEs we have to insert after the
24939 defining statement.
24941 2008-01-24 Nick Clifton <nickc@redhat.com>
24943 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
24944 Provide a default definition.
24945 (LIBGCC2_UNITS_PER_WORD): Likewise.
24947 * config/stormy16/stormy16.c: Include df.h for the prototype
24948 for df_regs_ever_live_p.
24949 (xstormy16_expand_builtin_va_start): Convert the stack offset
24950 into a component_ref and then use POINTER_PLUS_EXPR to add it
24951 to the incoming_virtual_args_rtx.
24952 (xstormy16_gimplify_va_arg_expr): Rename to
24953 xstormy16_gimplify_va_arg_expr.
24954 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
24955 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
24956 xstormy16_gimplify_va_arg_expr.
24957 Fix up some formatting issues.
24959 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
24960 Move to predicates.md.
24961 (xs_hi_general_operand): Likewise.
24962 (xs_hi_nonmemory_operand): Likewise.
24963 * config/stormy16/predicates.md:
24964 (xstormy16_carry_plus_operand): New predicate.
24965 (xs_hi_general_operand): New predicate.
24966 (xs_hi_nonmemory_operand): New predicate.
24967 * config/stormy16/stormy16-protos.h:
24968 (xstormy16_carry_plus_operand): Delete prototype.
24969 (xs_hi_general_operand): Likewise.
24970 (xs_hi_nonmemory_operand): Likewise.
24972 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
24973 modifiers as they are no longer needed and they can trigger
24974 reload spill failures.
24976 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
24977 with a match_operand in order to help reload.
24979 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
24980 constraint with 'e' for the 8th alternative as this version of
24981 the mov.w instruction only accepts the lower 8 registers.
24983 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
24986 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
24987 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
24990 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24992 PR middle-end/33333
24993 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
24995 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
24997 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
24999 (remove_structure): Update allocations list before removing structure.
25001 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25003 * ipa-struct-reorg.c (is_safe_cond_expr,
25004 create_new_stmts_for_cond_expr): Use integer_zerop function,
25005 that recognize not only zero-pointer, but zero-integer too.
25007 2008-01-25 Ben Elliston <bje@au.ibm.com>
25010 * fixproto: Escape "." in sed expression that strips leading "./".
25012 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
25015 * gcc.c (SWITCH_OK): Removed.
25016 (SWITCH_LIVE): Changed to bit.
25017 (SWITCH_FALSE): Likewise.
25018 (SWITCH_IGNORE): Likewise.
25019 (switchstr): Change live_cond to unsigned int.
25020 (process_command): Replace SWITCH_OK with 0.
25021 (do_self_spec): Likewise.
25022 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
25023 (give_switch): Likewise.
25024 (used_arg): Likewise.
25025 (do_spec_1): Set the SWITCH_IGNORE bit.
25026 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
25027 bits. Set the SWITCH_LIVE bit.
25029 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25031 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
25033 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
25035 PR tree-optimization/34472
25036 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
25037 parameter to a "bool *" and set *DATA to false if there is
25038 an unsafe access. Do not delete the structure here.
25039 (check_cond_exprs): Delete it here instead.
25040 (check_cond_exprs, exclude_cold_structs): Do not increase
25041 I when removing a structure.
25043 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
25046 * config/i386/i386.c (ix86_expand_vector_init): Consider only
25047 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
25049 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
25051 PR middle-end/34934
25052 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
25053 a fixed vector for stack.
25055 2008-01-24 Ben Elliston <bje@au.ibm.com>
25058 * doc/gcc.texi (Software development): Add a direntry for g++.
25060 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
25062 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
25063 stale and straggling -fforce-addr comments above.
25065 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
25067 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
25068 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
25070 2008-01-23 Michael Matz <matz@suse.de>
25073 * dwarf2out.c (force_type_die): Use modified_type_die instead of
25076 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
25078 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
25079 malloc result type.
25081 2008-01-23 Anatoly Sokolov <aesok@post.ru>
25083 * config/avr/avr.c (avr_current_arch): New variable.
25084 (avr_arch_types): Add 'avr31' and 'avr51' entries.
25085 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
25086 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
25087 (avr_override_options): Init 'avr_current_arch'.
25088 (base_arch_s): Move from here...
25089 * config/avr/avr.h (base_arch_s): ... here. Add new members
25090 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
25091 'mega' to 'have_jmp_call'.
25092 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
25093 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
25095 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
25097 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
25098 MULTILIB_MATCHES): Ditto.
25100 2008-01-23 Richard Guenther <rguenther@suse.de>
25102 PR middle-end/31529
25103 * cgraphunit.c (cgraph_reset_node): Always mark the node
25104 not reachable if it is not queued already.
25106 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
25108 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
25109 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
25110 (cputype_selected): New static variable.
25111 (bfin_handle_option): Set it if -mcpu is used.
25112 (override_option): Select default set of workarounds if no cpu type
25113 selected on the command line.
25114 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
25116 From Michael Frysinger <michael.frysinger@analog.com>
25117 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
25118 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
25120 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
25121 for bf547, bf523, bf524, and bf526.
25122 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
25124 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
25125 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
25126 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
25127 __ADSPBF547__ and __ADSPBF54x__ for bf547.
25128 * doc/invoke.texi (Blackfin Options): Document that
25129 -mcpu now accept bf547, bf523, bf524, and bf526.
25131 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
25133 PR rtl-optimization/34628
25134 * combine.c (try_combine): Stop and undo after the first combination
25135 if an autoincrement side-effect on the first insn has effectively
25138 2008-01-22 David Edelsohn <edelsohn@gnu.org>
25141 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
25142 Offset addresses are not valid for Altivec or paired float modes.
25144 2008-01-22 Jakub Jelinek <jakub@redhat.com>
25147 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
25148 if DECL_INITIAL (decl) is error_mark_node.
25151 * c-common.c (handle_vector_size_attribute): Only allow
25152 integral, scalar float and fixed point types. Handle OFFSET_TYPE
25153 the same way as pointer, array etc. types.
25154 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
25157 * tree.c (build_type_attribute_qual_variant): Call
25158 build_qualified_type if attributes are equal, but quals are not.
25160 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25163 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
25164 * flags.h (warn_strict_aliasing): Remove.
25165 (warn_strict_overflow): Remove.
25166 * opts.c (warn_strict_aliasing): Remove.
25167 (warn_strict_overflow): Remove.
25168 * c-opts.c (c_common_handle_option): -Wall only sets
25169 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
25170 (c_common_post_options): Give default values to -Wstrict-aliasing
25171 and -Wstrict-overflow if they are uninitialized.
25172 * common.opt (Wstrict-aliasing): Specify Var and Init.
25173 (Wstrict-overflow): Likewise.
25175 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
25177 PR rtl-optimization/26854
25178 PR rtl-optimization/34400
25179 PR rtl-optimization/34884
25180 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
25182 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
25183 (df_rd_bb_info.expanded_lr_out): Deleted
25184 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
25185 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
25186 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25187 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25188 Removed code to allocate, initialize or free expanded_lr_out.
25189 (df_rd_bb_local_compute_process_def): Restructured to make more
25191 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
25192 sets if the sets are being trimmed.
25194 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
25197 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
25198 (as_vers): Likewise.
25199 * configure: Regenerated.
25201 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25203 PR middle-end/33092
25204 * tree-pass.h (pass_build_alias): New pass.
25205 * tree-ssa-alias.c (gate_build_alias): New.
25206 (pass_build_alias): New.
25207 * passes.c (init_optimization_passes): Add pass_build_alias after
25208 pass_create_structure_vars.
25210 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
25212 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
25213 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
25214 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
25215 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
25216 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
25217 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
25218 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
25219 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
25220 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
25221 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
25222 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
25223 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
25224 * config/s390/s390.md (FP_ALL): New mode iterator.
25225 (_d): New mode attribute.
25226 ("*signbit<mode>2>"): Changed mode of first operand.
25227 ("isinf<mode>2"): Changed mode of first operand.
25228 ("*TDC_insn"): Adaptation for DFP modes.
25230 2008-01-22 Ben Elliston <bje@au.ibm.com>
25232 * tree.c (check_qualified_type): Improve function description.
25234 2008-01-21 Jason Merrill <jason@redhat.com>
25237 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
25238 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
25241 2008-01-21 DJ Delorie <dj@redhat.com>
25243 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
25246 2008-01-21 Richard Guenther <rguenther@suse.de>
25248 PR middle-end/34856
25249 * tree-cfg.c (verify_expr): Allow all invariant expressions
25250 instead of just constant class ones as reference argument.
25251 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
25252 like any other constant.
25253 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25255 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
25257 * regmove.c (fixup_match_1): Update call crossed frequencies.
25259 2008-01-21 Richard Guenther <rguenther@suse.de>
25262 * tree-inline.c (setup_one_parameter): Deal with mismatched
25263 types using a VIEW_CONVERT_EXPR.
25265 2008-01-21 Alon Dayan <alond@il.ibm.com>
25266 Olga Golovanevsky <olga@il.ibm.com>
25268 PR tree-optimization/34701
25269 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
25270 when the structure size is not a power of 2.
25272 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
25274 * doc/install.texi: Add doc for --enable-checking=df.
25276 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
25278 PR rtl-optimization/34808
25279 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
25281 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25283 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
25286 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
25288 PR rtl-optimization/26854
25289 PR rtl-optimization/34400
25290 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
25292 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
25293 (df_rd_bb_info.expanded_lr_out): New.
25294 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
25295 * loop_iv.c (iv_analysis_loop_init): Ditto.
25296 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25297 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25298 Added code to allocate, initialize or free expanded_lr_out.
25299 (df_rd_bb_local_compute_process_def): Restructured to make
25300 more understandable.
25301 (df_rd_confluence_n): Add code to do nothing with fake edges and
25302 code to no apply invalidate_by_call sets if the sets are being trimmed.
25303 (df_lr_local_finalize): Renamed to df_lr_finalize.
25304 (df_live_local_finalize): Renamed to df_live_finalize.
25306 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25309 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
25310 deciding whether to use reciprocal instructions.
25312 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
25314 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
25315 dwarf2out_note_section_used if cold_text_section is NULL.
25317 2008-01-19 Jakub Jelinek <jakub@redhat.com>
25319 PR gcov-profile/34610
25320 * tree-cfg.c (make_edges): Mark both outgoing edges from
25321 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
25322 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
25323 from OMP_FOR and OMP_CONTINUE outgoing edges.
25325 * tree-profile.c (tree_profiling): Return early if
25326 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
25328 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
25329 from cfun to child_cfun.
25330 * function.h (struct function): Add after_tree_profile bit.
25332 2008-01-19 Anatoly Sokolov <aesok@post.ru>
25334 * config/avr/avr.S (_exit): Disable interrupt.
25336 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
25337 Steven Bosscher <stevenb.gcc@gmail.com>
25339 PR rtl-optimization/26854
25340 PR rtl-optimization/34400
25341 * df-problems.c (df_live_scratch): New scratch bitmap.
25342 (df_live_alloc): Allocate df_live_scratch when doing df_live.
25343 (df_live_reset): Clear the proper bitmaps.
25344 (df_live_bb_local_compute): Only process the artificial defs once
25345 since the order is not important.
25346 (df_live_init): Init the df_live sets only with the variables
25347 found live by df_lr.
25348 (df_live_transfer_function): Use the df_lr sets to prune the
25349 df_live sets as they are being computed.
25350 (df_live_free): Free df_live_scratch.
25352 2008-01-18 Ian Lance Taylor <iant@google.com>
25354 * common.opt: Add fmerge-debug-strings.
25355 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
25356 flag_merge_debug_strings rather than flag_merge_constants.
25357 * doc/invoke.texi (Option Summary): Mention
25358 -fmerge-debug-strings.
25359 (Debugging Options): Document -fmerge-debug-strings.
25361 2008-01-18 Ian Lance Taylor <iant@google.com>
25364 * tree.h (DECL_IS_OPERATOR_NEW): Define.
25365 (struct tree_function_decl): Add new field operator_new_flag.
25366 * tree-inline.c (expand_call_inline): When inlining a call to
25367 operator new, force the return value to go into a variable, and
25368 set DECL_NO_TBAA_P on that variable.
25369 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
25371 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
25374 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
25375 DWARF2_DEBUGGING_INFO.
25376 (dwarf2out_note_section_used): Ditto. Add prototype.
25377 (have_multiple_function_sections, text_section_used,
25378 cold_text_section_used, *cold_text_sections): Move declarations
25381 2008-01-17 Bob Wilson <bob.wilson@acm.org>
25383 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
25384 field and add signal_ra.
25385 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
25386 assignments to frame state pc. Move end of stack check after
25387 MD_FALLBACK_FRAME_STATE_FOR.
25388 (uw_update_context_1): Use frame state signal_regs if set, instead
25389 of checking signal_frame flag.
25390 (uw_update_context): Use frame state signal_ra if set.
25391 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
25392 * config/xtensa/linux-unwind.h: New file.
25394 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
25396 * modulo-sched.c (get_sched_window): Fix comment typo.
25398 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
25400 PR tree-optimization/34648
25401 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
25403 2008-01-17 Anatoly Sokolov <aesok@post.ru>
25405 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
25406 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
25408 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
25410 PR rtl-optimization/34400
25411 * df-core.c (df_worklist_dataflow_overeager,
25412 df_worklist_dataflow_doublequeue): New functions.
25413 (df_worklist_dataflow): Two different worklist solvers.
25414 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
25417 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25420 * doc/invoke.texi: Document the dependence on pthread for fopenmp
25421 and ftree-parallelize-loops.
25423 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
25425 PR rtl-optimization/34826
25426 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
25428 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
25430 * global.c (find_reg): Mark the eh regs as used if necessary.
25431 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
25432 * ra.h (struct allocno): no_eh_reg field added. Changed
25433 no_stack_reg type to bitfield.
25435 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
25437 * tree.c (substitute_in_expr): Add missing 'break'.
25439 2008-01-17 Richard Guenther <rguenther@suse.de>
25441 PR tree-optimization/34825
25442 * tree-ssa-math-opts.c (is_division_by): Do not recognize
25443 x / x as division to handle.
25445 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25447 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
25448 "-pthread" is specified.
25449 * pa-hpux11.h (LIB_SPEC): Likewise.
25451 2008-01-16 Janis Johnson <janis187@us.ibm.com>
25452 Peter Bergner <bergner@vnet.ibm.com>
25454 PR rtl-optimization/33796
25455 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
25457 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25459 PR libgfortran/34699
25460 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
25462 * pa-hpux10.h (LINK_SPEC): Likewise.
25463 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
25465 2008-01-16 Richard Guenther <rguenther@suse.de>
25467 PR middle-end/32628
25468 * fold-const.c (fold_convert_const_int_from_int): Do not
25469 set overflow if that occured only because of a sign extension
25470 change when converting from/to a sizetype with the same
25471 precision and signedness.
25473 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25476 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
25477 location address to the correct place. Update copyright year.
25479 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25481 * lambda-code.c (lambda_transform_legal_p): Handle the case of
25482 no dependences in the dependence_relations vector.
25484 2008-01-16 Jan Hubicka <jh@suse.cz>
25486 PR rtl-optimization/31396
25487 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
25488 * cfg.c (dump_reg_info): Print it.
25489 * regs.h (struct reg_info_t): add freq_calls_crossed.
25490 (REG_FREQ_CALLS_CROSSED): New macro.
25491 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
25492 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
25493 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
25494 regmove_optimize): Update call crossed frequencies.
25495 * local-alloc.c (struct qty): Add freq_calls_crossed.
25496 (alloc_qty): Copute freq_calls_crossed.
25497 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
25498 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
25499 * ra.h (struct allocno): Add freq_calls_crossed.
25501 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25503 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
25504 libgomp when compiling with ftree-parallelize-loops.
25505 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
25507 2008-01-16 Richard Guenther <rguenther@suse.de>
25509 PR tree-optimization/34769
25510 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
25511 * tree.c (int_cst_value): Instead make this function more
25512 permissive in what it accepts as valid input. Document this
25513 function always sign-extends the value.
25515 2008-01-16 Jakub Jelinek <jakub@redhat.com>
25516 Richard Guenther <rguenther@suse.de>
25519 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
25520 (gimple_fold_indirect_ref_rhs): ... this.
25521 (gimple_fold_indirect_ref): New function with foldings
25522 that preserve lvalueness.
25523 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
25524 * tree-flow.h (gimple_fold_indirect_ref): Declare.
25525 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
25526 to fold an INDIRECT_REF, fall back to the old use of
25527 fold_indirect_ref_1.
25529 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25531 * tree-data-ref.c (subscript_dependence_tester_1): Call
25532 free_conflict_function.
25533 (compute_self_dependence): Same.
25535 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25538 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
25539 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
25541 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
25542 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
25543 for DWARF2_UNWIND_INFO targets.
25545 2008-01-16 Richard Guenther <rguenther@suse.de>
25548 * c-typeck.c (common_pointer_type): Do not merge inconsistent
25549 type qualifiers for function types.
25551 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
25553 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
25554 loop_iterator li from previous commit.
25556 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
25558 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
25560 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25562 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
25563 (parallelize_loops): Don't parallelize irreducible components.
25565 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25568 * c-opts (c_common_post_options): Do not enable CPP
25569 flag_pedantic_errors by default.
25571 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
25573 PR rtl-optimization/31944
25574 * cse.c (remove_pseudo_from_table): New function.
25575 (merge_equiv_classes): Use above function to remove pseudo-registers.
25576 (invalidate): Likewise.
25578 2008-01-13 Richard Guenther <rguenther@suse.de>
25580 PR middle-end/34601
25581 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
25582 instead of TYPE_MODE to deal with calls from expand_one_error_var.
25584 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
25586 * gcse.c (cprop_jump): Call validate_unshare_change instead of
25587 validate_change to unshare the source of the PC set.
25589 2008-01-12 Jan Hubicka <jh@suse.cz>
25591 PR middle-end/32135
25592 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
25593 references above array bounds. This might trigger bounds checks for
25594 pointers to arrays.
25596 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25598 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
25599 new_replaceable_dependencies.
25601 2008-01-12 Doug Kwan <dougkwan@google.com>
25603 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
25604 instead of OPT_Wreturn_type in warning due to ignored return type
25606 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
25607 options included in -Wextra.
25608 * c.opt: New option -Wignored_qualifiers.
25609 * doc/invoke.texi (Warning Options, -Wextra): Add new option
25610 -Wignore_qualifiers.
25611 (-Wignored-qualifiers): Document.
25612 (-Wreturn-type): Remove description of functionality now handled
25613 by -Wignored-qualifiers.
25615 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
25618 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
25619 NOP_EXPR if it is between integral types with the same precision.
25621 2008-01-12 Jan Hubicka <jh@suse.cz>
25624 * invoke.texi (max-inline-recursive-depth): Fix default value.
25626 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
25628 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
25631 2008-01-11 Bob Wilson <bob.wilson@acm.org>
25633 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
25635 2008-01-11 James E. Wilson <wilson@specifix.com>
25638 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
25640 2008-01-11 Anatoly Sokolov <aesok@post.ru>
25642 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
25643 save/restore frame pointer register and don't use 'call-prologues'
25644 optimization in function with "OS_task" attribute.
25646 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
25648 PR middle-end/31309
25649 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
25650 when copying to memory.
25652 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
25654 PR rtl-optimization/30905
25655 * cfgcleanup.c: Include dce.h
25656 (crossjumps_occured): New global variable.
25657 (try_crossjump_bb): Exit loop after finding a fallthru edge.
25658 If something changed, set crossjumps_occured to true.
25659 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
25660 Don't add/remove fake edges to exit here...
25661 (cleanup_cfg): ...but do it here, when crossjumping.
25662 Run a fast DCE when successful crossjumps occured in the latest
25663 iteration of try_optimize_cfg.
25665 2008-01-11 Richard Guenther <rguenther@suse.de>
25667 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
25668 (struct vn_unary_op_s): Likewise.
25669 (vn_reference_insert): Free old reference on hash collision.
25671 2008-01-10 Raksit Ashok <raksit@google.com>
25673 PR rtl-optimization/27971
25674 * combine.c (find_split_point): Split PLUS expressions which are
25675 inside a MEM rtx, and whose first operand is complex.
25677 2008-01-10 DJ Delorie <dj@redhat.com>
25679 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
25680 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
25681 (m32c_hard_regno_ok): Call the underlying function.
25683 2008-01-10 Richard Guenther <rguenther@suse.de>
25685 PR middle-end/34683
25686 * tree-cfg.c (tree_merge_blocks): Do not go through the
25687 full-blown folding and stmt updating path if we just deal
25688 with virtual operands.
25689 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
25690 test for abnormal SSA_NAMEs.
25692 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
25694 PR middle-end/34641
25695 * reload.c (push_reload): Add assertions. All constants from
25696 reg_equiv_constant should have been used for replacing the respective
25698 (find_reloads_address): Invoke find_reloads_address_part for
25699 constant taken from the reg_equiv_constant array.
25701 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
25703 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
25704 field (valnum) the first in the struct. Replace bools with
25707 2008-01-10 Richard Guenther <rguenther@suse.de>
25709 PR tree-optimization/34651
25710 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
25711 types and ordering for masking and converting.
25713 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
25715 PR tree-optimization/34017
25716 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
25717 also for PHI_NODE expressions.
25719 2008-01-09 Jan Hubicka <jh@suse.cz>
25721 PR tree-optimization/34708
25722 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
25723 based on number of case labels.
25724 (init_inline_once): Remove switch_cost.
25725 * tree-inline.h (eni_weights_d): Remove switch_cost.
25727 2008-01-09 Richard Guenther <rguenther@suse.de>
25728 Andrew Pinski <andrew_pinski@playstation.sony.com>
25730 PR middle-end/30132
25731 * gimplify.c (gimplify_cond_expr): Do not create an addressable
25732 temporary if an rvalue is ok or an lvalue is not required.
25734 2008-01-09 Richard Guenther <rguenther@suse.de>
25736 PR middle-end/34458
25737 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
25738 adjust return type.
25740 2008-01-09 Richard Guenther <rguenther@suse.de>
25742 PR middle-end/34679
25743 * tree.c (host_integerp): Check for sizetype only if the
25744 type is an integer type.
25746 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
25749 * opts.c (decode_options): Disable inlining of functions called
25750 once if not in unit-at-a-time mode.
25752 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
25754 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
25756 2008-01-08 Richard Guenther <rguenther@suse.de>
25758 PR middle-end/31863
25759 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
25760 out early if the result will be unused.
25762 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25767 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25768 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25771 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
25773 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
25774 for vectorization tuned.
25776 2008-01-08 Richard Guenther <rguenther@suse.de>
25778 PR tree-optimization/34683
25779 * tree-ssa-operands.c (operand_build_cmp): Export.
25780 * tree-ssa-operands.h (operand_build_cmp): Declare.
25781 * tree-vn.c (vuses_compare): Remove.
25782 (sort_vuses): Use operand_build_cmp.
25783 (sort_vuses_heap): Likewise.
25784 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
25785 to re-use old VEC if available. Do not sort already sorted VUSEs.
25786 (vdefs_to_vec): Do not sort already sorted VDEFs.
25788 2008-01-08 Jakub Jelinek <jakub@redhat.com>
25790 PR middle-end/34694
25791 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
25793 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25796 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
25797 limitations of reciprocal sequences on x86 targets.
25799 2008-01-08 Richard Guenther <rguenther@suse.de>
25801 PR tree-optimization/34683
25802 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
25804 2008-01-07 Jakub Jelinek <jakub@redhat.com>
25807 * config/darwin.c (darwin_mergeable_string_section): Don't use
25808 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
25810 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
25813 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
25814 negxf2. Macroize expander using X87MODEF mode iterator. Change
25815 predicates of op0 and op1 to register_operand.
25816 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
25817 expander using X87MODEF mode iterator. Change predicates of
25818 op0 and op1 to register_operand.
25819 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
25820 corresponding patterns and macroize using MODEF macro. Change
25821 predicates of op0 and op1 to register_operand and remove
25822 "m" constraint. Disparage "r" alternative with "!".
25823 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
25824 macroize using X87MODEF macro. Change predicates of op0 and op1
25825 to register_operand and remove "m" constraint. Disparage "r"
25826 alternative with "!".
25827 (absneg splitter with memory operands): Remove.
25828 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
25829 patterns and macroize using X87MODEF mode iterator.
25830 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
25831 Change predicate of op1 to register_operand.
25832 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
25833 for memory operands.
25835 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
25837 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
25839 2008-01-07 Richard Guenther <rguenther@suse.de>
25841 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
25844 2008-01-07 Richard Guenther <rguenther@suse.de>
25846 PR tree-optimization/34683
25847 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
25848 VOPs of the needed size to save memory. Use VEC_quick_push
25849 to save compile-time.
25850 (vdefs_to_vec): Likewise.
25852 2008-01-07 Sa Liu <saliu@de.ibm.com>
25854 * config/spu/spu.md (divdf3): Genetate inline code for double
25855 division. The implementation doesn't handle INF or NAN, therefore it
25856 only applies when -ffinite-math-only is given.
25858 2008-01-06 Paolo Carlini <pcarlini@suse.de>
25861 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
25862 * doc/cpp.texi ([Common Predefined Macros]): Document.
25864 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
25866 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
25867 order to use commutative addition instead of subtraction.
25869 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25870 Mircea Namolaru <namolaru@il.ibm.com>
25871 Vladimir Yanovsky <yanov@il.ibm.com>
25872 Revital Eres <eres@il.ibm.com>
25874 PR tree-optimization/34263
25875 * tree-outof-ssa.c (process_single_block_loop_latch,
25876 contains_tree_r): New functions.
25877 (analyze_edges_for_bb): Call process_single_block_loop_latch
25878 function to empty single-basic-block latch block if possible.
25880 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25882 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25884 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
25886 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25888 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
25890 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25892 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
25894 2008-01-05 Jakub Jelinek <jakub@redhat.com>
25896 PR tree-optimization/34618
25897 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
25900 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25903 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
25904 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
25905 Update copyright year.
25907 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
25908 Update copyright year.
25909 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
25912 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
25914 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
25915 edge does not point to current bb before changing need_assert.
25917 2008-01-04 Richard Guenther <rguenther@suse.de>
25919 PR middle-end/34029
25920 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
25921 for verifying purposes if they are is_gimple_min_invariant.
25923 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
25925 PR tree-optimization/34448
25926 PR tree-optimization/34465
25927 * gimplify.c (gimplify_init_constructor): Add new parameter
25928 notify_temp_creation. Use it.
25929 (gimplify_modify_expr_rhs): Take volatiles into account when
25930 optimizing constructors.
25931 Do not optimize constructors if gimplify_init_constructor will dump to
25933 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
25934 * gcc.c-torture/compile/pr34448.c: New.
25936 2008-01-04 Jakub Jelinek <jakub@redhat.com>
25938 PR gcov-profile/34609
25939 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
25940 return_slot if result is TREE_ADDRESSABLE.
25942 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
25944 * config/mips/mips.md (sqrt_condition): Tweak comment.
25945 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
25947 2008-01-03 Tom Tromey <tromey@redhat.com>
25950 * c-common.c (c_type_hash): Handle VLAs.
25952 2008-01-03 Jan Hubicka <jh@suse.cz>
25954 PR tree-optimization/31081
25955 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
25956 0 when inlining and not inlining to first basic block.
25957 (remap_decl): When var is initialized to 0, don't set default_def.
25958 (expand_call_inline): Set entry_bb.
25959 * tree-inline.h (copy_body_data): Add entry_bb.
25961 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25964 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
25967 PR tree-optimization/29484
25968 * tree-inline.c (inline_forbidden_p_2): New function.
25969 (inline_forbidden_p): Disallow inlining if some static var
25970 has an address of a local LABEL_DECL in its initializer.
25971 * doc/extend.texi (Labels as Values): Document &&foo behaviour
25974 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
25976 PR tree-optimization/34635
25977 * tree-data-ref.c (add_other_self_distances): Make sure that the
25978 evolution step is constant.
25980 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25982 PR middle-end/34608
25983 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
25985 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
25987 * tree-sra.c (scalarize_init): Insert the generate_element_init
25988 statements after the generate_element_zero statements.
25990 2008-01-02 Richard Guenther <rguenther@suse.de>
25992 PR middle-end/34093
25993 PR middle-end/31976
25994 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
25995 for very large number of operands instead of ICEing.
25997 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
26000 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
26001 while stack probing.
26003 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
26005 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
26008 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
26010 PR libmudflap/26442
26011 * tree-mudflap.c (mx_register_decls): Guard warning by
26012 !DECL_ARTIFICIAL check.
26014 2008-01-01 Jakub Jelinek <jakub@redhat.com>
26016 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
26017 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
26018 sse5_perm<mode>): Fix constraints.