1 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
4 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
7 2008-11-01 Richard Guenther <rguenther@suse.de>
10 * builtins.c (fold_builtin_strspn): Return a size_t.
11 (fold_builtin_strcspn): Likewise.
13 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
15 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
16 attribute for struct return convention.
18 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
20 * config/rs6000/crtsavres.asm: Really, really delete.
22 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
24 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
26 (rs6000_emit_prologue): Invert logic.
27 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
28 (reg:P 11) instead of match_operand.
29 (*save_fpregs_<mode>): Likewise.
30 (*restore_gpregs_<mode>): Likewise.
31 (*return_and_restore_gpregs_<mode>): Likewise.
32 (*return_and_restore_fpregs_<mode>): Likewise.
33 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
34 (reg:P 11) insted of match_operand.
35 (*restore_gpregs_spe): Likewise.
36 (*return_and_restore_gpregs_spe): Likewise.
38 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
40 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
41 list of word switches that take args.
43 2008-10-30 Jakub Jelinek <jakub@redhat.com>
45 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
46 (s390_output_pool_entry): Call it through for_each_rtx.
49 * expr.c (store_constructor): For vectors, if target is a MEM, use
50 target's MEM_ALIAS_SET instead of elttype alias set.
52 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
55 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
58 2008-10-29 David Edelsohn <edelsohn@gnu.org>
61 * config/rs6000/predicates.md (word_offset_memref_operand):
62 Restructure code and look inside auto-inc/dec addresses.
64 2008-10-29 Steve Ellcey <sje@cup.hp.com>
67 * libgcov.c ( __gcov_indirect_call_profiler): Check
68 TARGET_VTABLE_USES_DESCRIPTORS.
70 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
72 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
73 (INITIAL_FRAME_POINTER_OFFSET): Remove.
74 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
75 offset if eliminating soft frame pointer.
76 * config/spu/spu.md (stack_protect_set, stack_protect_test)
77 (stack_protect_test_si): Add initial machine description
78 for Stack Smashing Protector
80 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
83 * c-common.c (min_precision): Move to...
84 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
85 * tree.h (tree_int_cst_min_precision): Declare.
86 * c-common.h (min_precision): Delete declaration.
87 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
88 multiplication of non-negative integer constants.
89 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
90 tree_int_cst_min_precision.
91 (finish_enum): Likewise.
93 2008-10-29 Joseph Myers <joseph@codesourcery.com>
96 * convert.c (convert_to_real): Do not optimize conversions of
97 binary arithmetic operations between binary and decimal
98 floating-point types. Consider mode of target type in determining
99 decimal type for arithmetic. Unless
100 flag_unsafe_math_optimizations, do not optimize binary conversions
101 where this may change rounding behavior.
102 * real.c (real_can_shorten_arithmetic): New.
103 * real.h (real_can_shorten_arithmetic): Declare.
105 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
107 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
108 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
109 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
111 (must_save_p): For some workarounds, interrupts need to clobber a
113 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
114 and LC1 for WA_05000257.
115 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
116 WA_05000283 and WA_05000315.
117 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
118 (movbi): Add alternative to set CC to 1; improve code for setting
120 (dummy_load): New pattern.
122 2008-10-29 Jakub Jelinek <jakub@redhat.com>
125 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
126 BLKmode for non-memory, convert using a wider MODE_INT mode
130 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
131 that haven't been removed yet.
133 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
135 * config/bfin/bfin.c (struct machine_function): New member
137 (bfin_expand_movmem): Set it when generating memcpy insns.
138 (n_regs_saved_by_prologue, expand_prologue_reg_save,
139 expand_epilogue_reg_restore): If we have hardware loops,
140 memcpy insns (indicated by has_loopreg_clobber) or function
141 calls, we need to save the loop registers.
143 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
145 * config/i386/i386.c (core2_cost): Fix typos in comments.
147 2008-10-28 Jakub Jelinek <jakub@redhat.com>
150 * combine.c (make_compound_operation): Don't call make_extraction with
152 (simplify_shift_const_1): Canonicalize count even if complement_p.
154 2008-10-28 Joseph Myers <joseph@codesourcery.com>
156 * convert.c (strip_float_extensions): Do not remove or introduce
157 conversions between binary and decimal floating-point types.
159 2008-10-28 Jakub Jelinek <jakub@redhat.com>
162 * fold-const.c (distribute_bit_expr): Convert common, left and
163 right arguments to type.
165 2008-10-28 Nick Clifton <nickc@redhat.com>
167 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
168 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
169 call_really_used_regs array rather than the call_used_regs array.
170 (mn10300_get_live_callee_saved_regs, expand_prologue,
171 expand_epilogue, output_tst): Likewise.
173 2008-10-27 Jakub Jelinek <jakub@redhat.com>
176 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
177 (df_get_entry_block_def_set): Neither here.
178 (df_get_regular_block_artificial_uses): Add EH_USES registers.
180 PR tree-optimization/37879
181 * predict.c (tree_estimate_probability): Check if last_stmt is
182 non-NULL before dereferencing it.
184 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
186 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
187 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
188 (ira_fast_allocation): Remove the prototype.
190 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
191 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
192 (color_pass): Modify the updated costs.
193 (ira_color): Rename to color. Make it static.
194 (ira_fast_allocation): Rename to fast_allocation. Make it static.
195 (ira_color): New function.
197 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
200 * ira-lives.c (last_call_num, allocno_saved_at_call): New
202 (set_allocno_live, clear_allocno_live, mark_ref_live,
203 mark_ref_dead): Invalidate corresponding element of
204 allocno_saved_at_call.
205 (process_bb_node_lives): Increment last_call_num. Setup
206 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
207 allocno was already saved.
208 (ira_create_allocno_live_ranges): Initiate last_call_num and
209 allocno_saved_at_call.
211 * ira-build.c (ira_create_allocno): Initiate
212 ALLOCNO_UPDATED_COVER_CLASS_COST.
213 (create_cap_allocno, propagate_allocno_info,
214 remove_unnecessary_allocnos): Remove setting updated costs.
215 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
217 * ira.c (ira): Don't call ira_fast_allocation.
219 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
222 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
225 * ira-conflicts.c (process_regs_for_copy): Remove class subset
228 * ira-int.h (ira_hard_regno_cover_class): New.
230 * ira-lives.c (mark_reg_live, mark_reg_dead,
231 process_bb_node_lives): Use ira_hard_regno_cover_class.
233 * ira.c (reg_class ira_hard_regno_cover_class): New global
235 (setup_hard_regno_cover_class): New function.
236 (ira_init): Call setup_hard_regno_cover_class.
238 * ira-costs.c (cost_class_nums): Add comment.
239 (find_allocno_class_costs): Initiate cost_class_nums.
240 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
242 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
245 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
246 Rename to copy_info_to_removed_store_destinations. Propagate
247 conflict hard regs and register stack attribute.
249 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
252 * pa.c (function_arg_padding): Pad complex and vector types upward in
254 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
256 2008-10-26 Matthias Klose <doko@ubuntu.com>
258 * doc/install.texi: Document requirements on antlr.
260 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
262 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
265 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
268 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
269 is defined, use it to modify the constant offset.
271 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
273 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
274 and short arguments to the correct location as mandated by the
277 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
279 PR rtl-optimization/37769
280 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
282 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
284 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
285 unwind-dw2-Os-4-200.o.
287 2008-10-24 Joseph Myers <joseph@codesourcery.com>
289 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
290 (convert_for_assignment): Remove ic_argpass_nonproto cases.
292 2008-10-24 Jakub Jelinek <jakub@redhat.com>
294 PR tree-optimization/36038
295 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
296 add sizetype IV with initial value zero instead of pointer type.
298 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
301 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
302 around bit operation.
303 * profile.c (is_edge_inconsistent): Likewise.
304 * fold-const.c (truth_value_p): Move from here...
305 * tree.h (truth_value_p): ... to here.
306 * c-tree.h (c_expr): Update description of original_code.
307 * c-typeck.c (parser_build_unary_op): Set original_code.
308 (parser_build_binary_op): Update call to warn_about_parentheses.
309 * c-common.c (warn_about_parentheses): Take two additional
310 arguments of the operands. Use a switch. Quote operators
311 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
312 Add warning about !x | y and !x & y.
313 * c-common.h (warn_about_parentheses): Update declaration.
315 2008-10-24 Jakub Jelinek <jakub@redhat.com>
317 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
318 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
319 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
321 (check-subtargets, check-%-subtargets, check-parallel-%): New
323 (check-%): For test targets listed in lang_checks_parallelized
324 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
325 run the testing in multiple make goals, possibly parallel, and
326 afterwards run dg-extract-results.sh to merge the sum and log files.
328 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
330 * config/mips/mips.c (mips_canonicalize_move_class): New function.
331 (mips_move_to_gpr_cost): Likewise.
332 (mips_move_from_gpr_cost): Likewise.
333 (mips_register_move_cost): Make more fine-grained.
335 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
337 * graphite.c (graphite_apply_transformations): Check for
339 * toplev.c (process_options): Add graphite_identity.
340 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
342 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
344 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
345 mulhisihl and mulhisihh builtins.
347 From Jie Zhang <jie.zhang@analog.com>
348 * config/bfin/bfin.md (composev2hi): Put operands into vector
351 2008-10-22 Chao-ying Fu <fu@mips.com>
353 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
355 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
357 From Mike Frysinger <michael.frysinger@analog.com>
358 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
359 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
360 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
361 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
362 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
363 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
364 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
365 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
366 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
367 __ADSPBF51x__ for all of them.
368 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
369 -mcpu bf512, bf514, bf516, and bf518.
370 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
371 bf512-none, bf514-none, bf516-none, and bf518-none.
372 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
373 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
374 * doc/invoke.texi (Blackfin Options): Document that
375 -mcpu now accepts bf512, bf514, bf516, and bf518.
377 2008-10-22 Jakub Jelinek <jakub@redhat.com>
380 * fold-const.c (build_range_type): For 1 .. signed_max
381 range call build_nonstandard_inter_type if signed_type_for
382 returned a type with bigger precision.
384 2008-10-22 Richard Guenther <rguenther@suse.de>
386 * tree.def (COMPLEX_TYPE): Constrain element type.
387 * tree.c (build_complex_type): Assert that.
388 * tree-ssa-structalias.c (could_have_pointers): Complex types
389 cannot have pointers.
391 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
394 * c-typeck.c (convert_for_assignment): Do not give declaration's
395 location for builtins. Spell out which type was expected and which
398 2008-10-22 Nick Clifton <nickc@redhat.com>
400 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
401 the fdpic register to be a target when running in fdpic mode.
403 2008-10-22 Rafael Espindola <espindola@google.com>
405 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
406 newly created statements.
408 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
411 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
412 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
413 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
415 2008-10-22 Jakub Jelinek <jakub@redhat.com>
418 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
419 Adjust -mcmodel=medium description for 2005-07-31 changes.
421 2008-10-22 Jan Hubicka <jh@suse.cz>
422 Jakub Jelinek <jakub@redhat.com>
425 * doc/invoke.texi: Remove references to obsoleted -d dumps.
427 2008-10-21 Richard Henderson <rth@redhat.com>
430 * emit-rtl.c (get_spill_slot_decl): Export.
431 * emit-rtl.h (get_spill_slot_decl): Declare.
432 * var-tracking.c (vt_add_function_parameters): Relax assertion
433 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
435 2008-10-21 Bob Wilson <bob.wilson@acm.org>
437 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
438 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
441 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
444 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
445 processed by get_maxval_strlen.
447 2008-10-21 David Edelsohn <edelsohn@gnu.org>
450 * tree.c (get_file_function_name): Copy first_global_object_name.
451 Centralize call to clean_symbol_name.
453 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
455 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
456 * config/svr4.h (SVR4_ASM_SPEC): New.
457 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
458 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
460 * doc/invoke.texi (Option Summary): Add -T to linker options.
461 (Link Options): Document -T.
463 2008-10-21 Jakub Jelinek <jakub@redhat.com>
465 * tree-inline.c (tree_inlinable_function_p): Remove tuples
468 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from
472 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
474 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
476 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
479 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
481 * doc/install.texi: Fix typos in previous patch.
483 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
485 * doc/install.texi: Document in-tree building of gcc and mpfr.
487 2008-10-19 Richard Guenther <rguenther@suse.de>
489 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
491 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
494 * c-decl.c (finish_enum): Convert non-integer enumerators to enum
496 (build_enumerator): Convert enumerators that fit in integer to
499 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
501 * config/i386/i386.md (unnamed peephole2): Do not force memory
502 operands of arith or logical instructions into registers for
503 non-TARGET_READ_MODIFY targets.
505 (ffs_cmove): Change operand 0 predicate to register_operand.
506 Change operand 1 predicate to nonimmediate_operand.
508 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
510 2008-10-18 Richard Guenther <rguenther@suse.de>
512 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
513 VIEW_CONVERT_EXPR case against invalid gimple.
515 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
517 * c-parser.c (c_parser_binary_expression): Silence the
518 uninitialized variable warning emitted for binary_loc.
520 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
522 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
525 2008-10-16 Joseph Myers <joseph@codesourcery.com>
528 * c-typeck.c (build_unary_op): Use omit_one_operand for
529 IMAGPART_EXPR of real argument.
531 2008-10-16 Jakub Jelinek <jakub@redhat.com>
533 PR tree-optimization/37664
534 * fold-const.c (fold_binary): When optimizing comparison with
535 highest or lowest type's value, don't consider TREE_OVERFLOW.
537 2008-10-16 David Edelsohn <edelsohn@gnu.org>
540 * Makefile.in (coverage.o): Depend on $(TM_P_H).
541 * coverage.c: Include tm_p.h.
542 * config/rs6000/x-aix (jc1): Override LDFLAGS.
543 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
544 dollar signs from PREFIX.
545 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
546 instead of manual strip_name_encoding.
548 2008-10-16 Richard Guenther <rguenther@suse.de>
551 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
552 volatile qualified functions or methods as relevant.
554 2008-10-16 Jakub Jelinek <jakub@redhat.com>
556 PR tree-optimization/37525
557 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
558 sizetype unsigned constants, both in the case of C and bounds.
560 2008-10-15 Jan Hubicka <jh@suse.cz>
562 * ira-emit.c (change_regs): Return false when replacing reg by
565 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
568 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
569 HARD_REGNO_CALL_PART_CLOBBERED.
571 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
574 * ira-lives.c (mark_early_clobbers): Remove.
575 (make_pseudo_conflict, check_and_make_def_use_conflicts,
576 check_and_make_def_conflicts,
577 make_early_clobber_and_input_conflicts,
578 mark_hard_reg_early_clobbers): New functions.
579 (process_bb_node_lives): Call
580 make_early_clobber_and_input_conflicts and
581 mark_hard_reg_early_clobbers. Make hard register inputs live again.
583 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
584 early clobbers of pseudo-registers.
586 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
589 * ira-build.c (ira_flattening): Recalculate
590 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
591 from the scratch instead of the propagation.
593 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
595 * doc/rtl.texi (const_double): Remove the "addr" operand.
596 Describe CONST_DOUBLE_* macros under const_double rather
598 (const_fixed): Fix the operand description.
599 (const): Add an @findex directive.
600 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
601 after the constant rtl table.
602 (fix): Combine floating-point and fixed-point descriptions.
604 * sched-deps.c (sched_analyze_2): Remove reference to
607 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
609 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
611 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
612 for UNSPEC_GOTSYM_OFFs.
613 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
614 (add_GOT_to_pic_reg): Use it.
615 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
617 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
618 Harsha Jagasia <harsha.jagasia@amd.com>
620 PR tree-optimization/37485
621 * graphite.c (gmp_cst_to_tree): Moved.
622 (iv_stack_entry_is_constant): New.
623 (iv_stack_entry_is_iv): New.
624 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
625 (loop_iv_stack_insert_constant): New.
626 (loop_iv_stack_pop): Use new datatpype.
627 (loop_iv_stack_get_iv): Same.
628 (loop_iv_stack_get_iv_from_name): Same.
629 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
630 (loop_iv_stack_patch_for_consts): New.
631 (loop_iv_stack_remove_constants): New.
632 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
633 (translate_clast): Call loop_iv_stack_patch_for_consts and
634 loop_iv_stack_remove_constants.
635 (gloog): Use new datatype. Redirect construction edge to end
636 block to avoid accidental deletion.
637 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
639 (union iv_stack_entry_data): New. Data in iv stack entry.
640 (struct iv_stack_entry): New. Datatype for iv stack entries.
642 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
644 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
645 * graphite.c (free_scop): Same.
647 (free_scattering): New.
648 (build_cloog_prog): Call free_scattering.
649 (patch_phis_for_virtual_defs): Fix memleak.
650 (graphite_trans_bb_strip_mine): Same.
653 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
654 Harsha Jagasia <harsha.jagasia@amd.com>
656 PR tree-optimization/37828
657 * graphite.c (graphite_trans_loop_block): Do not loop block
660 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
662 PR tree-optimization/37686
663 * tree-loop-linear.c (linear_transform_loops): Build a
664 loop nest vector. Pass it to lambda_compute_access_matrices.
665 * tree-data-ref.h (struct access_matrix): Store the loop nest
666 relative to which it encodes the information.
667 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
668 (am_vector_index_for_loop): Reimplemented: iterate over the
669 loop nest for finding the loop index in the access matrix.
670 (lambda_compute_access_matrices): Update declaration.
671 * lambda-code.c (build_access_matrix): Pass the loop nest and
673 (lambda_compute_access_matrices): Same.
675 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
677 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
678 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
679 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
680 already implies hard float. Also fix several insn condition
681 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
683 2008-10-15 David Edelsohn <edelsohn@gnu.org>
686 Based on patches by Laurent Vivier.
687 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
688 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
689 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
690 dollar sign to underscore.
691 (ASM_OUTPUT_EXTERNAL): Same.
692 (ASM_OUTPUT_LABELREF): New.
693 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
695 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
696 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
697 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
698 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
700 2008-10-15 Jakub Jelinek <jakub@redhat.com>
702 PR tree-optimization/36881
703 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
704 that each value doesn't need runtime relocations, for !flag_pic
705 check that each value is just a valid initializer constant.
707 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
709 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
710 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
711 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
712 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
714 (REG_CLASS_NAMES): Update accordingly.
715 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
716 rather than an unpredictable descriptive string.
717 * config/mips/mips.c (mips_register_move_cost): Remove comment.
718 (mips_register_move_cost): Check for specific COP*_REGS classes,
719 instead of ALL_COP_AND_GR_REGS.
720 (mips_ira_cover_classes): New function.
721 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
722 (TARGET_IRA_COVER_CLASSES): Define.
724 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
727 * tree.c (build_type_attribute_qual_variant): Hash on the
728 unqualified type, and don't overwrite an existing
729 (type_hash_eq): Make the TYPE_NAME of the types significant, to
730 allow distinguishing between wchar_t and its underlying type. This
731 also means that we'll retain a little more typedef information.
733 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
734 Dmitry Melnik <dm@ispras.ru>
735 Dmitry Zhurikhin <zhur@ispras.ru>
736 Alexander Monakov <amonakov@ispras.ru>
737 Maxim Kuvyrkov <maxim@codesourcery.com>
739 * target.h (struct gcc_target): Update prototypes of needs_block_p
741 * haifa-sched.c (create_check_block_twin): Update calls to the above.
742 * sel-sched.c (create_speculation_check): Likewise.
743 * doc/tm.texi: Provide documentation for new target hooks.
745 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
746 (ia64_gen_spec_insn): Removed.
747 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
748 ia64_gen_spec_check): New static functions.
749 (ia64_alloc_sched_context, ia64_init_sched_context,
750 ia64_set_sched_context, ia64_clear_sched_context,
751 ia64_free_sched_context, ia64_get_insn_spec_ds,
752 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
753 (ia64_needs_block_p): Change prototype.
754 (ia64_gen_check): Rename to ia64_gen_spec_check.
755 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
756 into declaration, add special memory dependencies handling.
757 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
758 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
759 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
760 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
761 Define new target hooks.
762 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
763 (ia64_optimization_options): Turn on selective scheduling with -O3,
764 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by default
765 with selective scheduling.
766 (ia64_override_options): Initialize align_loops and align_functions
767 to 32 and 64, respectively. Set global selective scheduling flags
768 according to target-dependent flags.
769 (rtx_needs_barrier): Support UNSPEC_LDS_A.
770 (group_barrier_needed): Use new mstop-bit-before-check flag.
772 (dfa_state_size): Make global.
773 (spec_check_no, max_uid): Remove.
774 (mem_ops_in_group, current_cycle): New variables.
775 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
776 Initialize new variables.
777 (is_load_p, record_memory_reference): New functions.
778 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
780 (ia64_variable_issue): Change use of current_sched_info to
781 sched_deps_info. Update comment. Note if a load or a store is issued.
782 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
783 advance if maximal number of loads or stores was issued on current
785 (scheduled_good_insn): New static helper function.
786 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
787 a group barrier is needed. Fix vertical spacing. Guard the code
788 doing state transition with last_scheduled_insn check.
789 Mark that a stop bit should be before current insn if there was a
790 cycle advance. Update current_cycle and mem_ops_in_group.
791 (ia64_h_i_d_extended): Change use of current_sched_info to
792 sched_deps_info. Reallocate stops_p by larger chunks.
793 (struct _ia64_sched_context): New structure.
794 (ia64_sched_context_t): New typedef.
795 (ia64_alloc_sched_context, ia64_init_sched_context,
796 ia64_set_sched_context, ia64_clear_sched_context,
797 ia64_free_sched_context): New static functions.
798 (gen_func_t): New typedef.
799 (get_spec_load_gen_function): New function.
800 (SPEC_GEN_EXTEND_OFFSET): Declare.
801 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
802 (get_mode_no_for_insn): Change the condition that prevents use of
803 special hardware registers so it can now handle pseudos.
804 (get_spec_unspec_code): New function.
805 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
806 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
807 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
808 during selective scheduling.
809 (ia64_speculate_insn): Use ds_get_speculation_types when
810 determining whether we need to change the pattern.
811 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
812 (ia64_spec_check_src_p): Support new speculation/check codes.
813 (struct bundle_state): New field.
814 (issue_nops_and_insn): Initialize it.
815 (insert_bundle_state): Minimize mid-bundle stop bits.
816 (important_for_bundling_p): New function.
817 (get_next_important_insn): Use important_for_bundling_p.
818 (bundling): When shifting TImode from unimportant insns, ignore
819 also group barriers. Assert that best state is found before
820 the backward bundling pass. Print number of mid-bundle stop bits.
821 Minimize mid-bundle stop bits. Check correct calculation of
822 mid-bundle stop bits.
823 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
824 (final_emit_insn_group_barriers): Emit stop bits before insns starting
826 (sel2_run): New variable.
827 (ia64_reorg): When flag_selective_scheduling2 is set, run the selective
828 scheduling pass instead of schedule_ebbs.
830 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
831 (UNSPEC_LDS_A): New UNSPEC.
832 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
833 movti_internal, movsf_internal, movdf_internal,
834 movxf_internal): Make visible. Add speculable* attributes.
835 (output_c_nc): New mode attribute.
836 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
837 mov<mode>_nc, zero_extend<mode>di2_nc,
838 advanced_load_check_nc_<mode>): New insns.
839 (zero_extend*): Add speculable* attributes.
841 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
842 (msched-stop-bits-after-every-cycle): Likewise.
843 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
845 (msched-spec-verbose): Remove.
846 (msched-prefer-non-data-spec-insns,
847 msched-prefer-non-control-spec-insns,
848 msched-count-spec-in-critical-path,
849 msel-sched-dont-check-control-spec): Use Target Report Var
850 instead of Common Report Var.
852 * config/ia64/itanium2.md: Remove incorrect bypass.
854 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
856 2008-10-14 Jakub Jelinek <jakub@redhat.com>
859 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
862 2008-10-14 Ben Elliston <bje@au.ibm.com>
864 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
866 2008-10-13 Joseph Myers <joseph@codesourcery.com>
868 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
871 2008-10-13 Matthias Klose <doko@ubuntu.com>
873 * config/pa/linux-atomic.c: Work around missing header file
874 for hppa64-linux-gnu targets.
876 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
877 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
878 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
879 Grace Cao <grace_cao@playstation.sony.com>
881 * doc/invoke.texi (-mgen-cell-microcode): Document.
882 (-mwarn-cell-microcode): Document.
883 * cfglayout.c (locator_location): Export.
884 * rtl.h (locator_location): Define prototype.
885 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
887 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
888 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
889 (mwarn-cell-microcode): New option.
890 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
891 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
892 cell and not already set.
893 Turn off string instructions if not generating cell microcode.
894 (rs6000_final_prescan_insn): New function that warns about microcoded
896 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
897 * config/rs6000/rs6000.md
898 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
899 the instruction would have been microcoded on the Cell. Set cell_micro
900 to always on unnamed patterns for the string instructions.
901 (cell_micro): Update definition, remove load/store conditional
903 (sign_extend:DI): Define new pattern for non microcoded version.
904 (sign_extend:SI): Likewise.
905 (compare (div:P)): Set cell_micro to not.
906 (andsi3): Define as an expand.
907 (andsi3_mc): New pattern.
908 (andsi3_nomc): New pattern.
909 (andsi3_internal0_nomc): New pattern.
910 (andsi3_internal2): Rename to ...
911 (andsi3_internal2_mc): this and enable iff generating microcode.
912 (andsi3_internal3): Rename to ...
913 (andsi3_internal3_mc): this and enable iff generating microcode.
914 (andsi3_internal4): Enable iif generating microcode.
915 (andsi3_internal5): Rename to ..
916 (andsi3_internal5_mc): this and enable iff generating microcode.
917 (andsi3_internal5_nomc): New pattern.
918 (extzvdi_internal1): Enable iff generating microcode.
919 (extzvdi_internal2): Likewise.
920 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
921 (anddi3): Change to expand.
922 (anddi3_mc): Rename from anddi3.
923 (anddi3_no_mc): New pattern.
924 (anddi3_internal2): Rename to ..
925 (anddi3_internal2_mc): this and enable iff generating microcode.
926 (anddi3_internal2_nomc): New pattern.
927 (anddi3_internal3): Rename to ..
928 (anddi3_internal3_mc): this and enable iff generating microcode.
929 (anddi3_internal3_nomc): New pattern.
930 (movti_string): Set cell_micro to always if TARGET_STRING.
931 (stmsi8): Set cell_micro to always.
937 (stmsi8_power): Likewise.
938 (stmsi7_power): Likewise.
939 (stmsi6_power): Likewise.
940 (stmsi5_power): Likewise.
941 (stmsi4_power): Likewise.
942 (stmsi3_power): Likewise.
943 (movsi_update2): Enable iff generating microcode.
944 (movhi_update3): Likewise.
945 (lmw): Set cell_micro to always.
947 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
949 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
950 * config/s390/s390.c (machine_function): Remove
951 decomposed_literal_pool_addresses_ok_p.
952 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
953 the difference of two labels.
954 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
955 (s390_pool_offset): New function.
956 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
957 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
959 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
961 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
962 (powerpc*-*-linux-gnu*): Describe.
963 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
964 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
965 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
966 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
967 config/rs6000/e500crtres32gpr.asm,
968 config/rs6000/e500crtres64gpr.asm,
969 config/rs6000/e500crtres64gprctr.asm,
970 config/rs6000/e500crtrest32gpr.asm,
971 config/rs6000/e500crtrest64gpr.asm,
972 config/rs6000/e500crtresx32gpr.asm,
973 config/rs6000/e500crtresx64gpr.asm,
974 config/rs6000/e500crtsav32gpr.asm,
975 config/rs6000/e500crtsav64gpr.asm,
976 config/rs6000/e500crtsav64gprctr.asm,
977 config/rs6000/e500crtsavg32gpr.asm,
978 config/rs6000/e500crtsavg64gpr.asm,
979 config/rs6000/e500crtsavg64gprctr.asm: Use it.
980 * config/rs6000/crtsavres.asm: Really remove.
982 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
985 * c-format.c (convert_format_name_to_system_name): Use
986 TARGET_OVERRIDES_FORMAT_INIT.
987 * config.gcc (extra_options): Add for mingw targets mingw.opt.
988 * config/i386/mingw.opt: New.
989 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
990 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
991 (ms_printf_length_specs): Removed const specifier.
992 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
993 * doc/invoke.texi (Wno-pedantic-ms-format): New.
995 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
997 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
998 * doc/install.texi: Bump recommended MPFR to 2.3.2.
1000 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1003 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
1004 sure that ref has valid bb.
1006 2008-10-12 Richard Henderson <rth@redhat.com>
1009 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
1010 * alias.c (value_addr_p, stack_addr_p): Remove.
1011 (nonoverlapping_memrefs_p): Remove IRA special case.
1012 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
1013 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
1014 * reload1.c (alter_reg): Use it.
1016 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
1018 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
1019 of registers instead of eax, ebx, ecx and edx. Use for loop
1020 and check register for non-zero value before the call
1021 to decode_caches_intel.
1023 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1025 PR rtl-optimization/37448
1026 * df.h: (df_ref_class): New enum.
1027 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
1028 (struct df_ref): Replaced with union df_ref_d.
1029 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
1030 New members of df_ref_d union.
1031 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
1032 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
1033 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
1034 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
1035 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
1036 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
1037 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
1038 (df_scan_bb_info, df_bb_regno_first_def_find,
1039 df_bb_regno_last_def_find, df_find_def, df_find_use,
1040 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1041 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
1042 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
1043 df_get_artificial_defs, df_get_artificial_uses, union_defs)
1044 Replaced struct df_ref * with df_ref.
1045 * df-scan.c (df_collection_rec, df_null_ref_rec,
1046 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
1047 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
1048 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
1049 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
1050 df_reorganize_refs_by_reg_by_reg,
1051 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
1052 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
1053 df_sort_and_compress_refs, df_install_ref, df_install_refs,
1054 df_ref_record, df_get_conditional_uses, df_get_call_refs,
1055 df_bb_refs_record, df_exit_block_uses_collect,
1056 df_record_exit_block_uses, df_reg_chain_mark,
1057 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
1058 df_ref * with df_ref.
1059 (df_ref_record, df_uses_record, df_ref_create_structure): Added
1060 df_ref_class parameter.
1061 (df_scan_problem_data): Added new pools for different types of refs.
1062 (df_scan_free_internal, df_scan_alloc, df_free_ref,
1063 df_ref_create_structure): Processed new ref pools.
1064 (df_scan_start_dump): Added counts of refs and insns.
1065 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
1066 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1067 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
1068 code to pass df_ref_class down to ref creation functions.
1069 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
1070 df_reg_chain_mark): Use macros to hide references to df_refs.
1071 (df_ref_chain_change_bb): Removed.
1072 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
1073 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
1074 Enhanced to understand df_ref union structure.
1075 * fwprop.c (local_ref_killed_between_p, use_killed_between,
1076 all_uses_available_at, update_df, try_fwprop_subst,
1077 forward_propagate_subreg, forward_propagate_and_simplify,
1078 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
1079 df_ref * with df_ref.
1080 (use_killed_between, all_uses_available_at): Use macros to hide
1081 references to df_refs.
1082 * regstat.c (regstat_bb_compute_ri,
1083 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
1085 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
1086 see_handle_relevant_refs, see_analyze_one_def,
1087 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
1088 struct df_ref * with df_ref.
1089 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
1090 global_conflicts): Replaced struct df_ref * with df_ref.
1091 * ddg.c (create_ddg_dep_from_intra_loop_link,
1092 add_cross_iteration_register_deps, build_inter_loop_deps):
1093 Replaced struct df_ref * with df_ref.
1094 (create_ddg_dep_from_intra_loop_link,
1095 add_cross_iteration_register_deps): Use macros to hide references
1097 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
1098 df_ref * with df_ref.
1099 * df-core.c (df_bb_regno_first_def_find,
1100 df_bb_regno_last_def_find, df_find_def, df_find_use,
1101 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1102 debug_df_ref): Replaced struct df_ref * with df_ref.
1103 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
1104 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
1106 * web.c (union_defs, entry_register, replace_ref, web_main):
1107 Replaced struct df_ref * with df_ref.
1108 (union_defs, replace_ref): Use macros to hide references to df_refs.
1109 * global.c (compute_regs_asm_clobbered, build_insn_chain):
1110 Replaced struct df_ref * with df_ref.
1111 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
1112 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
1113 Replaced struct df_ref * with df_ref.
1114 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
1115 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
1117 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
1118 * df-byte-scan.c (df_compute_accessed_bytes_extract,
1119 df_compute_accessed_bytes_strict_low_part,
1120 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
1121 Replaced struct df_ref * with df_ref.
1122 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
1123 * init-regs.c (initialize_uninitialized_regs): Replaced struct
1124 df_ref * with df_ref.
1125 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
1126 check_dependency, check_dependencies, record_uses): Replaced
1127 struct df_ref * with df_ref.
1128 (invariant_for_use, check_dependency): Use macros to hide
1129 references to df_refs.
1130 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
1131 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
1132 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
1133 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
1134 references to df_refs.
1135 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
1137 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
1138 * df-problems.c (df_rd_bb_local_compute_process_def,
1139 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
1140 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
1141 df_chain_remove_problem, df_chain_create_bb_process_use,
1142 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
1143 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
1144 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
1145 df_byte_lr_simulate_artificial_refs_at_top,
1146 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
1147 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
1148 df_simulate_uses, df_simulate_artificial_refs_at_end,
1149 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
1151 (df_chain_dump): Use macros to hide references to df_refs.
1152 * config/mips/mips.c (r10k_simplify_address): Replaced struct
1153 df_ref * with df_ref.
1154 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
1155 mark_artificial_uses, mark_reg_dependencies,
1156 byte_dce_process_block): Replaced struct df_ref * with df_ref.
1158 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
1160 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
1162 (array_ref_element_size): Likewise.
1163 (array_ref_low_bound): Likewise.
1164 (array_ref_up_bound): Likewise.
1165 * expr.c (contains_packed_reference): Likewise.
1166 (array_ref_element_size): Likewise.
1167 (array_ref_low_bound): Likewise.
1168 (array_ref_up_bound): Likewise.
1169 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
1170 with ARRAY_RANGE_REF.
1171 (idx_find_step): Likewise.
1172 (idx_record_use): Likewise.
1173 (strip_offset_1): Likewise.
1174 (idx_remove_ssa_names): Likewise.
1176 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
1177 Andi Kleen <ak@linux.intel.com>
1179 * config/i386/cpuid.h (__cpuid_count): New defines.
1180 * config/i386/driver-i386.c (struct cache_desc): New structure.
1181 (describe_cache): Use struct cache_desc to pass cache descriptions.
1182 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
1183 (detect_caches_amd): Use struct cache_desc to describe caches.
1184 (decode_caches_intel): Use struct cache_desc to pass cache
1185 descriptions. Update descriptions to match latest (rev -032,
1186 December 2007) CPUID documentation. Do not check valid bit here.
1187 Check for Xeon MP value 0x49 problems.
1188 (detect_caches_cpuid2): New function, split from detect_caches_intel.
1189 Check valid bit before calling decode_caches_intel. Detect number
1190 of times to repeat CPUID instruction.
1191 (detect_caches_cpuid4): New function.
1192 (detect_caches_intel): Depending on max_level, call
1193 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
1194 only when other methods fail to provide valid L2 cache description.
1196 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1199 * pa.md (call, call_value): Generate an rtx for register r4 and pass
1200 it to PIC call patterns.
1201 (call_symref_pic): Revise pattern to expose PIC register save. Remove
1202 code generation and attributes from pattern. Change peephole2 to split
1203 for noreturn case. Revise split pattern for non noreturn case.
1204 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
1205 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
1206 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
1209 2008-10-11 David Edelsohn <edelsohn@gnu.org>
1211 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
1212 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
1214 (divdf3): Reformat long line.
1216 2008-10-11 Michael J. Eager <eager@eagercon.com>
1218 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
1220 (rs6000_handle_option): Process -mfpu options.
1221 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
1222 (enum fpu_type_t): New.
1223 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
1224 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
1226 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
1227 (floatdidf2): Add TARGET_SINGLE_FPU condition.
1228 * config/rs6000/rs6000.opt (-mfpu): New.
1229 (-mxilinx-fpu): New.
1230 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
1231 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
1232 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
1233 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
1234 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
1236 2008-10-11 Jakub Jelinek <jakub@redhat.com>
1239 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
1240 LO_SUM on Darwin if mode has just one unit.
1242 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
1245 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
1246 has been optimized out.
1248 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
1250 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
1251 instead of PIC_DIRECT_ADDR_P.
1252 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1253 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
1254 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
1255 (PIC_OFFSET_P): Rename to...
1256 (PCREL_SYMOFF_P): ...this.
1257 (PIC_DIRECT_ADDR_P): Delete.
1258 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
1260 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
1261 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
1262 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
1263 * config/sh/sh.c (print_operand): Remove CONST handling.
1264 (unspec_caller_rtx_p): Rewrite to use split_const and check
1265 the operands of UNSPEC bases.
1266 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
1267 with (unspec [A B] UNSPEC_SYMOFF).
1268 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
1269 UNSPEC_PCREL_SYMOFF.
1270 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1271 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
1272 (UNSPEC_EXTRACT_U16): Likewise.
1273 (UNSPEC_SYMOFF): Likewise.
1274 (UNSPEC_PCREL_SYMOFF): Likewise.
1275 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
1277 (movsi_const_16bit): Likewise.
1278 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
1279 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
1280 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
1281 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
1282 with (unspec [A B] UNSPEC_SYMOFF).
1283 (symPLT_label2reg): Replace (minus A (minus B pc)) with
1284 (unspec [A B] PCREL_UNSPEC_SYMOFF).
1285 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
1286 (Csu): Likewise UNSPEC_EXTRACT_U16.
1287 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1288 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
1290 2008-10-10 Stepan Kasal <skasal@redhat.com>
1292 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
1293 for loop strip mining and loop blocking.
1295 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1297 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
1298 vary types depending on debug info.
1300 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1302 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
1303 before ensuring it's already computed.
1305 2008-10-09 Jakub Jelinek <jakub@redhat.com>
1307 * rtl.h (locator_eq): New decl.
1308 * cfglayout.c (locator_scope): New function.
1309 (insn_scope): Use it.
1310 (locator_eq): New function.
1311 (fixup_reorder_chain): Search for last insn in src bb
1312 that has locator set or first insn in dest bb. Use
1313 locator_eq instead of == to compare locators.
1314 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
1315 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
1316 == to compare locators.
1318 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
1320 * gimple-low.c (lower_function_body, lower_gimple_return,
1321 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
1322 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
1323 goto_block on edges if goto_locus is known.
1326 * tree.h (get_object_alignment): Declare.
1327 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
1328 get_object_alignment if needed.
1329 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand handling
1331 (get_object_alignment): ... here. New function. Try harder to
1332 determine alignment from get_inner_reference returned offset.
1334 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1336 * graphite.c (gloog): Don't call find_unreachable_blocks
1337 before delte_unreachable_blocks.
1339 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
1340 goto_locus of true_edge into RTL locator.
1342 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
1344 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
1345 (*jcc_btdi_mask_rex64): Ditto.
1347 (*jcc_btsi_mask): Ditto.
1348 (*jcc_btsi_1): Ditto.
1349 (*jcc_btsi_mask_1): Ditto.
1351 2008-10-08 Paul Brook <paul@codesourcery.com>
1353 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
1354 compatible profiler (__gnu_mcount_nc).
1355 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1357 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1359 * config/i386/i386.c (initial_ix86_tune_features): Add
1360 X86_TUNE_USE_VECTOR_FP_CONVERTS.
1361 * config/i386/i386.h (ix86_tune_indices): Likewise.
1362 (TARGET_USE_VECTOR_FP_CONVERTS): New.
1364 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
1365 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
1366 for FP to FP splitters.
1368 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1370 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
1373 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1377 PR rtl-optimization/37341
1378 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
1379 to ORIG_BB, pass through ORIG_BB recursively.
1380 (cse_condition_code_reg): Adjust caller.
1382 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
1384 * sdbout.c (sdbout_one_type): Treat the value type
1385 CONST_DECL for enumerals.
1387 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1389 * config/i386/i386.md: Remove trailing white spaces.
1391 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1393 PR rtl-optimization/37448
1394 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
1395 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
1397 (struct output_info) [count]: Renamed total_created and made
1399 (struct output_info) [size]: Renamed total_allocated and made
1401 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
1402 Properly keep track of desc->size.
1403 (print_statistics, dump_alloc_pool_statistics): Enhance the
1404 printing of statistics to print the number of elements and to use
1407 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1410 * opts.h (CL_SAVE): Move up to flags range.
1411 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
1412 CL_COMMON): Renumber.
1413 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
1414 * opts.c (common_handle_option): Revert last change.
1416 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1418 * config/i386/i386-protos.h (ix86_schedule): New.
1420 * config/i386/i386.c (ix86_schedule): New.
1421 (override_options): Add schedule to processor_alias_table. Set
1422 ix86_schedule from the schedule field in processor_alias_table.
1423 (ix86_function_specific_save): Save ix86_schedule.
1424 (ix86_function_specific_restore): Restore ix86_schedule.
1426 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
1427 ix86_tune. Add none and remove i386, i486, pentium4, nocona
1430 * config/i386/i386.opt: Add schedule.
1432 * config/i386/ppro.md: Remove generic32.
1434 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
1437 * expr.c (count_type_elements): Handle ERROR_MARK.
1439 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1444 * basic-block.h (struct edge_def): Add goto_block field.
1445 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
1446 one insn with locus corresponding to edge's goto_locus if !optimize.
1447 * profile.c (branch_prob): Copy edge's goto_block.
1448 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
1450 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
1451 locator in between the merged basic blocks if !optimize and needed.
1452 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
1453 goto_locus into RTL locator. For unconditional jump use that
1454 locator for the jump insn.
1455 (expand_gimple_cond): Convert goto_block and goto_locus into
1456 RTL locator for all remaining edges. For unconditional jump
1457 use that locator for the jump insn.
1458 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
1459 there is more than one edge or insn locator along the forwarding
1460 edges and !optimize. If there is just one, set e->goto_locus.
1461 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
1463 (move_block_to_fn): Adjust edge's goto_block.
1465 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1468 * expmed.c (expand_mult): Properly check DImode constant in
1471 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1474 * dwarf2out.c (common_block_die_table): New variable.
1475 (common_block_die_table_hash, common_block_die_table_eq): New
1477 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
1478 COMMON block in the current scope rather than globally. Optimize
1479 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
1480 DW_OP_addr SYMBOL_REF+off.
1482 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
1484 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
1485 Return true for non-addressable GIMPLE operands.
1487 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1490 * config/i386/i386.c (initial_ix86_tune_features): Remove
1491 X86_TUNE_USE_BIT_TEST.
1492 * config/i386/i386.h (ix86_tune_indices): Likewise.
1493 (TARGET_USE_BIT_TEST): Removed.
1495 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1497 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
1499 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
1501 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
1502 (mul<mode>3_mul3): ... into this new template.
1504 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1506 * gimplify.c (gimplify_arg): Add location argument. Use it.
1507 (gimplify_call_expr): Pass location to gimplify_arg.
1508 (gimplify_modify_expr_to_memcpy): Same.
1509 (gimplify_modify_expr_to_memset): Same.
1511 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1513 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1514 Update calls to build_unary_op and build_indirect_ref for location
1517 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1520 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
1521 * c-typeck.c (array_to_pointer_conversion): Pass location to
1523 (function_to_pointer_conversion): Use error_at and warning_at.
1524 (build_indirect_ref): Same.
1525 (build_array_ref): Pass location to build_binary_op.
1526 (parser_build_unary_op): Do not set location after calling
1528 (build_unary_op): Add location argument. Use it throughout. Set
1529 EXPR_LOCATION before returning new tree.
1530 (build_modify_expr): Same.
1531 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
1533 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
1534 build_indirect_ref, build_modify_expr.
1535 (c_finish_omp_for): Same. Use error_at instead of error.
1536 * c-common.c (c_common_truthvalue_conversion): Pass location to
1538 (warn_for_div_by_zero): Add location argument.
1539 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
1540 build_unary_op, warn_for_div_by_zero.
1541 * c-parser.c (c_parser_typeof_specifier): Use
1542 protected_set_expr_location.
1543 (c_parser_statement_after_labels): Same.
1544 (c_parser_condition): Same.
1545 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
1546 (c_parser_conditional_expression): Use protected_set_expr_location.
1547 (c_parser_unary_expression): Pass location to build_indirect_ref.
1548 (c_parser_postfix_expression_after_primary): Pass location to
1549 build_indirect_ref, build_unary_op.
1550 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
1552 2008-10-06 Joshua Kinard <kumba@gentoo.org>
1554 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
1555 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
1556 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
1558 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
1559 (mips_issue_rate): Handle PROCESSOR_R10000.
1560 * config/mips/mips.md (cpu): Add r10000.
1562 * config/mips/10000.md: New file.
1564 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1566 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
1567 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
1568 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
1570 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1572 * config/darwin-protos.h (machopic_function_base_name): Delete.
1573 (machopic_function_base_sym): Likewise.
1574 (machopic_gen_offset): Declare.
1575 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
1576 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
1577 * config/darwin.c (machopic_function_base_name): Delete.
1578 (machopic_function_base_sym): Likewise.
1579 (gen_pic_offset): Rename to...
1580 (machopic_gen_offset): ...this and remove the pic_base argument.
1581 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
1582 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
1583 crtl->uses_pic_offset_table.
1584 (machopic_indirect_data_reference): Use new machopic_gen_offset
1586 (machopic_legitimize_pic_address): Likewise.
1587 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
1589 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
1590 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
1591 * config/i386/i386.c (output_set_got): Likewise.
1592 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
1594 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
1595 (legitimate_address_p): Likewise.
1596 (output_pic_addr_const): Likewise.
1597 (output_addr_const_extra): Likewise.
1598 (ix86_delegitimize_address): Expect darwin_local_data_pic to
1599 match an UNSPEC rather than a MINUS.
1600 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
1601 (builtin_setjmp_receiver): Use machopic_gen_offset.
1602 * config/i386/predicates.md (pic_symbolic_operand): Handle
1603 UNSPEC_MACHOPIC_OFFSET.
1605 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1606 Use machopic_gen_offset and machopic_operand_p.
1607 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
1608 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
1609 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
1610 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
1611 Set crtl->uses_pic_offset_table.
1613 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1615 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
1617 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
1618 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
1619 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
1620 (constant_pool_expr_p): Use split_const and check the base.
1621 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
1623 (legitimate_constant_pool_address_p): Check toc_relative_p
1624 instead of constant_pool_expr_p.
1625 (print_operand_address): Always use output_addr_const for
1626 constant pool addresses.
1627 (rs6000_output_addr_const_extra): New function.
1628 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
1630 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
1634 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1635 (mark_ref_live, mark_ref_dead): Use them.
1636 (def_conflicts_with_inputs_p): Remove.
1637 (mark_early_clobbers): New function.
1638 (process_bb_node_lives): Call preprocess_constraints and
1639 mark_early_clobbers.
1641 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
1643 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
1645 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
1646 lib with -mthread switch.
1648 2008-10-05 Dodji Seketeli <dodji@redhat.com>
1651 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
1652 function in two, making it call a new and reusable
1653 dwarf2out_imported_module_or_decl() that takes the containing
1654 BLOCK of the declaration in argument.
1655 (dwarf2out_imported_module_or_decl_real): New function.
1656 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
1657 IMPORTED_DECL in account.
1658 * tree.def: Added IMPORTED_DECL node type.
1659 * tree.h: Added accessors for IMPORTED_DECL nodes.
1660 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
1662 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1664 * doc/gimple.texi: Fix some typos, wrap some long lines,
1665 fix some broken wraps with continuations.
1666 * tree-ssa-reassoc.c: Fix comment typos.
1668 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1671 * pa.c (legitimize_pic_address): Force function labels to memory in
1674 2008-10-04 Anton Blanchard <anton@samba.org>
1676 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
1677 (rs6000_split_atomic_op): Same.
1678 (rs6000_split_compare_and_swap): Same.
1679 (rs6000_split_compare_and_swapqhi): Same.
1681 2008-10-04 Richard Guenther <rguenther@suse.de>
1683 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
1684 instead of pointer equality.
1685 (vn_nary_op_eq): Likewise.
1687 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1689 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
1691 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
1692 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
1694 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
1696 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1697 Revert previous change.
1699 2008-10-03 Tom Tromey <tromey@redhat.com>
1701 * stringpool.c (ggc_alloc_string): Terminate string.
1703 2008-10-03 Jakub Jelinek <jakub@redhat.com>
1705 * gimplify.c (gimplify_function_tree): For -finstrument-functions
1706 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
1707 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
1710 * gimplify.c (declare_vars): Use gimple_bind_block instead of
1713 2008-10-03 Pascal Obry <obry@adacore.com>
1715 * gcov.c (create_file_names): Properly handle UNIX and DOS
1716 directory separators.
1717 (make_gcov_file_name): Likewise + convert the ':' DOS drive
1718 separator to '~' to ensure clean filenames on Windows.
1720 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1722 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1723 Add a null terminator to the stripped name.
1725 2008-10-02 David Edelsohn <edelsohn@gnu.org>
1727 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
1728 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1729 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
1730 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
1731 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1732 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
1733 TARGET_SINGLE_FLOAT.
1735 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
1737 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
1739 2008-10-02 Richard Guenther <rguenther@suse.de>
1742 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
1743 and VECTOR_TYPE recurse with useless_type_conversion_p which
1744 properly handles void pointer conversion.
1746 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1749 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
1750 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
1752 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1754 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1755 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
1756 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
1757 they translate to non builtins.
1758 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
1759 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
1760 __builtin_vec_promote, __builtin_vec_extract, and
1761 __builtin_vec_insert.
1762 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
1763 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
1764 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
1765 * config/rs6000/altivec.h (vec_extract): Define
1766 (vec_insert): Define.
1767 (vec_splats): Define.
1768 (vec_promote): Define.
1770 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1771 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
1772 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1774 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
1776 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
1777 prototype. Add new parameter, blk.
1778 Use BLKmode for the MEM if blk is true.
1779 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
1780 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
1781 ALTIVEC_BUILTIN_STVRXL.
1782 Update usage of altivec_expand_lv_builtin.
1783 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
1784 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
1785 (altivec_init_builtins): If compiling for the Cell, also define the
1787 * config/rs6000/rs6000.h (rs6000_builtins): Define
1788 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
1789 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
1790 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
1791 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
1792 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
1793 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
1794 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
1795 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
1796 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
1797 UNSPEC_STVRX, and UNSPEC_STVRXL.
1798 (altivec_lvlx): New pattern.
1799 (altivec_lvlxl): New pattern.
1800 (altivec_lvrx): New pattern.
1801 (altivec_lvrxl): New pattern.
1802 (altivec_stvlx): New pattern.
1803 (altivec_stvlxl): New pattern.
1804 (altivec_stvrx): New pattern.
1805 (altivec_stvrxl): New pattern.
1806 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
1807 (vec_lvlxl): Likewise.
1808 (vec_lvrx): Define if PPU is defined.
1809 (vec_lvrxl): Likewise.
1810 (vec_stvlx): Define if PPU is defined.
1811 (vec_stvlxl): Likewise.
1812 (vec_stvrx): Define if PPU is defined.
1813 (vec_stvrxl): Likewise.
1815 2008-10-01 Geert Bosch <bosch@adacore.com>
1817 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
1819 2008-10-01 Richard Guenther <rguenther@suse.de>
1821 PR tree-optimization/37617
1822 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
1823 do not add to the NEW_SETS.
1825 2008-10-01 Richard Guenther <rguenther@suse.de>
1828 * tree-vrp.c (execute_vrp): If we optimized away the default
1829 case make sure to promote the label that got in place of it
1830 to a default case label.
1832 2008-10-01 Richard Henderson <rth@redhat.com>
1835 * tree-complex.c (set_component_ssa_name): Don't optimize
1836 is_gimple_min_invariant values with ssa_names in abnormal phis.
1838 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1840 PR tree-optimization/37662
1841 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
1842 commutative binary operation if they are in the wrong order and
1843 fold_build2 produces non-GIMPLE.
1845 2008-09-30 Jakub Jelinek <jakub@redhat.com>
1847 PR tree-optimization/37662
1848 PR tree-optimization/37663
1849 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
1850 get_value_range with non-SSA_NAME. Don't assert operands have been
1851 folded, instead just bail out.
1853 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1855 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
1857 2008-09-30 Richard Guenther <rguenther@suse.de>
1860 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
1861 build restrict-qualified pointers.
1862 (vectorizable_store): Move alias check later.
1863 (vectorizable_load): Likewise.
1865 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1867 * c-common.c (empty_if_body_warning): Remove.
1868 * c-common.h (empty_if_body_warning): Remove.
1869 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
1870 here the -Wempty-body warning for `if' and `else' statements.
1871 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
1873 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
1875 * config/i386/i386.opt: Add msse2avx.
1877 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
1878 * config/i386/linux64.h (ASM_SPEC): Likewise.
1880 * doc/invoke.texi: Document -msse2avx.
1882 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1884 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
1886 2008-09-29 Joseph Myers <joseph@codesourcery.com>
1888 * ifcvt.c (noce_emit_store_flag): If using condition from original
1889 jump, reverse it if if_info->cond was reversed.
1891 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1893 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1894 non-constant memory if it cannot be forced to constant memory.
1895 Overhaul surrounding code and factor out common condition.
1897 2008-09-29 Jeff Law <law@redhat.com>
1899 * reload1.c (alter_reg): Add missing curly braces.
1901 2008-09-29 Michael J. Eager <eager@eagercon.com>
1903 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1905 * config/rs6000/rs6000.c (rs6000_override_options): Move
1906 rs6000_init_hard_regno_mode_ok after all options changed.
1907 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1908 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1909 -msimple-fpu flags. Add warning messages if single FP not configured.
1910 (rs6000_file_start): Output gnu_attribute for single-float.
1911 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1912 (rs6000_legitimize_address): Likewise.
1913 (rs6000_legitimize_reload_address): Likewise.
1914 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1915 TARGET_SINGLE_FLOAT.
1916 (function_arg_advance): Likewise (partial conversion).
1917 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1918 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1919 TARGET_SINGLE_FLOAT.
1920 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1921 (rs6000_emit_prologue): Likewise.
1922 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1923 TARGET_SINGLE_FLOAT.
1924 (rs6000_libcall_value): Likewise.
1925 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1926 (TARGET_DOUBLE_FLOAT): New default to 1
1927 (TARGET_SIMPLE_FPU): New default to 0
1928 (TARGET_SINGLE_FPU): New default to 0
1929 (TARGET_SINGLE_FLOAT_MODE): New.
1930 (TARGET_DOUBLE_FLOAT_MODE): New.
1931 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1932 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1934 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1935 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1936 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1937 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1938 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1939 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1940 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1941 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1942 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1943 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1944 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1945 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1946 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1947 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1948 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1949 cmptf_internal1, *cmptf_internal2): Condition on
1950 TARGET_DOUBLE_FLOAT.
1951 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1952 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1953 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1954 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1955 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1956 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1957 TARGET_SINGLE_FLOAT.
1958 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1959 * config/rs6000/rs6000.opt (-msingle-float): New.
1960 (-mdouble-float): New.
1961 (-msimple-fpu): New.
1962 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1963 -msingle-float, -mdouble-float, -msimple-fpu options.
1964 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1965 _SOFT_DOUBLE for -msingle-float.
1966 * config.gcc: New config for target=powerpc-xilinx-eabi.
1968 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
1970 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
1971 have exit and entry.
1972 (new_scop): Take entry and exit edge to define new SCoP.
1973 (sd_region_p): New structure used during SCoP detection.
1974 (move_scops): Delete.
1975 (move_sd_regions): New.
1976 (scopdet_info): Change the definition from edges back to basic_blocks.
1977 (scopdet_edge_info): Work on basic_blocks and rename to
1978 scopdet_basic_block_info.
1979 (split_difficult_bb): At the moment removed. We should later
1980 add it at another place.
1981 (build_scops_1): Work on basic_blocks.
1982 (bb_in_sd_region): New.
1983 (find_single_entry_edge): New.
1984 (find_single_exit_edge): New.
1985 (create_single_entry_edge): New.
1986 (sd_region_without_exit): New.
1987 (create_single_exit_edge): New.
1988 (unmark_exit_edges): New.
1989 (mark_exit_edges): New.
1990 (create_sese_edges): New.
1991 (build_graphite_scops): New.
1992 (build_scops): Make SCoPs SESE.
1993 (limit_scops): Use the new functions.
1995 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
1997 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
1999 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2002 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
2003 address to a register before taking the lower part.
2005 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
2007 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
2010 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2011 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
2014 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
2015 the newly created variable.
2016 Create a VECTOR_CST of all 1s for vector types.
2018 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2021 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
2023 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2025 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
2026 order to convert between modes.
2027 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
2029 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
2031 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
2034 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
2037 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2041 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
2043 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
2044 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
2045 them to yield false with MIPS16.
2047 2008-09-26 Jakub Jelinek <jakub@redhat.com>
2050 * dwarf2out.c (tls_mem_loc_descriptor): New function.
2051 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
2052 mem_loc_descriptor failed. Accept UNSPEC.
2053 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
2054 fail if one of the loc_descriptor calls for pieces failed.
2055 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
2056 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
2057 if loc_descriptor_from_tree_1 on offset failed.
2060 * opts.c (common_handle_option): Don't call print_specific_help with
2061 CL_SAVE as first argument.
2063 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
2064 Steve Ellcey <sje@cup.hp.com>
2066 * configure: Regenerate for new libtool.
2067 * aclocal.m4: Ditto.
2069 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
2071 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
2072 alias set on MEM when saving stack pointer.
2073 * config/rs6000/rs6000.md (allocate_stack): Likewise
2075 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
2077 PR tree-optimization/37574
2078 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
2079 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
2080 instead of vector_type for constants. Take computation out of loop.
2081 (vect_get_vec_def_for_operand): Use only vectype for constant case,
2082 and use only vector_type for invariant case.
2083 (get_initial_def_for_reduction): Use vectype instead of vector_type.
2085 2008-09-25 Jakub Jelinek <jakub@redhat.com>
2088 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
2089 the decl is a VAR_DECL or FUNCTION_DECL.
2091 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2094 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
2095 (mark_ref_live, mark_ref_dead): Use them.
2096 (def_conflicts_with_inputs_p): Remove.
2097 (mark_early_clobbers): New function.
2098 (process_bb_node_lives): Call preprocess_constraints and
2099 mark_early_clobbers.
2101 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
2103 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2106 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
2107 (ira_compress_allocno_live_ranges): New prototype.
2109 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
2110 (coalesced_allocnos_living_at_program_points): New.
2111 (coalesced_allocnos_live_at_points_p,
2112 set_coalesced_allocnos_live_points): New functions.
2113 (coalesce_spill_slots): Rewrite.
2115 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
2116 ira_compress_allocno_live_ranges): New functions.
2118 * ira-build.c (ira_flattening): Call
2119 ira_compress_allocno_live_ranges.
2122 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
2124 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
2127 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
2129 * combine.c (make_compound_operation): Handle the 'E' format.
2130 (count_rtxs): Likewise.
2131 (update_table_tick): Likewise.
2132 (get_last_value_validate): Likewise.
2134 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
2136 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
2138 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
2140 * matrix-reorg.c (transform_allocation_sites): Initializers
2141 added to avoid the warning.
2143 2008-09-25 Martin Jambor <mjambor@suse.cz>
2145 * cgraph.c (free_nodes): New variable.
2146 (NEXT_FREE_NODE): New macro.
2147 (cgraph_create_node): Reuse nodes from the free list. Do not
2148 update uid if doing so.
2149 (cgraph_remove_node): Add the node to the free list.
2151 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
2153 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2155 2008-09-24 Richard Henderson <rth@redhat.com>
2157 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
2158 * unwind-dw2.c (execute_stack_op): Handle it.
2160 2008-09-24 David Edelsohn <edelsohn@gnu.org>
2163 2008-09-24 Michael J. Eager <eager@eagercon.com>
2165 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
2167 * c-common.c (fname_decl): New location argument.
2168 * c-common.h (fname_decl): Same.
2169 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
2171 (c_parser_typeof_specifier): Same.
2172 (c_parser_parms_list_declarator): Same.
2173 (c_parser_asm_string_literal): Same.
2174 (c_parser_compound_statement_nostart): Same.
2175 (c_parser_label): Same.
2176 (c_parser_do_statement): Same.
2177 (c_parser_asm_statement): Same.
2178 (c_parser_unary_expression): Same.
2179 (c_parser_sizeof_expression): Same.
2180 (c_parser_postfix_expression): Same.
2181 (c_parser_pragma): Same.
2182 (c_parser_omp_clause_collapse): Same.
2183 (c_parser_omp_clause_num_threads): Same.
2184 (c_parser_omp_clause_schedule): Same.
2185 (c_parser_omp_all_clauses): Same.
2186 (c_parser_omp_sections_scope): Same.
2187 (c_parser_omp_for_loop): Same. Pass condition's location to
2188 c_objc_common_truthvalue_conversion.
2189 (c_parser_enum_specifier): Remove comment.
2191 2008-09-24 Michael J. Eager <eager@eagercon.com>
2193 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2195 * config/rs6000/rs6000.c (rs6000_override_options): Move
2196 rs6000_init_hard_regno_mode_ok after all options changed.
2197 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2198 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2199 -msimple-fpu flags. Add warning messages if single FP not configured.
2200 (rs6000_file_start): Output gnu_attribute for single-float.
2201 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
2202 (rs6000_legitimize_address): Likewise.
2203 (rs6000_legitimize_reload_address): Likewise.
2204 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2205 TARGET_SINGLE_FLOAT.
2206 (function_arg_advance): Likewise.
2207 (function_arg): Likewise.
2208 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2209 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2210 TARGET_SINGLE_FLOAT.
2211 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2212 (rs6000_emit_prologue): Likewise.
2213 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2214 TARGET_SINGLE_FLOAT.
2215 (rs6000_libcall_value): Likewise.
2216 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2217 (TARGET_DOUBLE_FLOAT): New default to 1
2218 (TARGET_SIMPLE_FPU): New default to 0
2219 (TARGET_SINGLE_FPU): New default to 0
2220 (TARGET_SINGLE_FLOAT_MODE): New.
2221 (TARGET_DOUBLE_FLOAT_MODE): New.
2222 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2223 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2225 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2226 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2227 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2228 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2229 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2230 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2231 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2232 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2233 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2234 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2235 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2236 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2237 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2238 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2239 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2240 cmptf_internal1, *cmptf_internal2): Condition on
2241 TARGET_DOUBLE_FLOAT.
2242 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2243 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2244 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2245 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2246 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2247 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2248 TARGET_SINGLE_FLOAT.
2249 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2250 * config/rs6000/rs6000.opt (-msingle-float): New.
2251 (-mdouble-float): New.
2252 (-msimple-fpu): New.
2253 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2254 -msingle-float, -mdouble-float, -msimple-fpu options.
2255 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2256 _SOFT_DOUBLE for -msingle-float.
2257 * config.gcc: New config for target=powerpc-xilinx-eabi.
2259 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2261 * config/sparc/constraints.md: New file.
2262 * config/sparc/sparc.md: Include it.
2263 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
2264 (sparc_extra_constraint_check): Delete.
2265 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
2266 (memory_ok_for_ldd): New predicate.
2267 (sparc_extra_constraint_check): Delete.
2268 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
2269 (CONST_OK_FOR_LETTER_P): Likewise.
2270 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2271 (EXTRA_CONSTRAINT): Likewise.
2273 2008-08-23 Steve Ellcey <sje@cup.hp.com>
2275 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
2277 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2279 * alias.c (find_base_value): Use FIND_BASE_TERM.
2280 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
2282 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2284 * config/i386/i386.c: Include cselib.h.
2285 (ix86_pic_register_p): New function.
2286 (ix86_delegitimize_address): Use it to check for the PIC register.
2288 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2290 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
2291 * config/i386/i386.c (ix86_find_base_term): Don't check for
2292 SYMBOL_REF and LABEL_REF.
2294 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2296 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
2297 constant PLUS in a CONST.
2299 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
2301 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
2302 check for sibcall support for w64.
2304 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2306 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
2308 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
2310 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
2311 parser_build_binary_op.
2312 * c-decl.c (build_enumerator): Pass location to build_binary_op.
2313 * c-typeck.c (build_array_ref): Same.
2314 (parser_build_unary_op): New location argument.
2315 (pointer_diff): Pass location to build_binary_op,
2316 c_objc_common_truthvalue_conversion.
2317 (build_modify_expr): Same.
2318 (build_unary_op): New location argument.
2319 (build_binary_op): New location argument.
2320 (c_objc_common_truthvalue_conversion): Pass location to
2321 c_*common_truthvalue_conversion.
2322 * c-convert.c (convert): Same.
2323 * c-common.c (binary_op_error): New location argument.
2324 (pointer_int_sum): Pass location to build_binary_op.
2325 (c_common_truthvalue_conversion): New location argument.
2326 (warn_for_sign_compare): Same.
2327 * c-common.h: Add location argument to c_common_truthvalue_conversion,
2328 binary_op_error, build_binary_op, warn_for_sign_compare.
2329 * c-parser.c (c_parser_condition): Pass location to
2330 c_*common_truthvalue_conversion.
2331 (c_parser_conditional_expression): Save condition's location and pass
2333 (c_parser_binary_expression): Same, but for the binary operator's
2335 (c_parser_omp_for_loop): Pass location to
2336 c_objc_common_truthvalue_conversion.
2338 2008-09-23 Martin Jambor <mjambor@suse.cz>
2340 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
2341 (cgraph_node_remove_callees): New temporary f. Hold the next item
2343 (cgraph_node_remove_callers): Likewise.
2345 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
2346 (ipa_node_removal_hook): Likewise.
2348 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
2349 gimple_call_copy_skip_args and moved to the gimple_call section.
2350 * gimple.c (gimple_copy_call_skip_args): Renamed to
2351 gimple_call_copy_skip_args. Changed al users.
2353 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
2355 * ira-color.c (start_allocno_priorities): Rename to
2356 setup_allocno_priorities. Use costs and
2357 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
2358 range lengths. Get rid off doubles.
2359 (ira_fast_allocations): Call start_allocno_priorities.
2361 2008-09-22 David Daney <ddaney@avtrex.com>
2364 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
2365 register if TARGET_LONG_CALLS.
2367 2008-09-22 Richard Guenther <rguenther@suse.de>
2369 PR tree-optimization/37145
2370 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
2371 value-numbering union accesses with their offset and size only.
2372 (visit_reference_op_load): Fix simplification of inserted conversions.
2373 * tree-ssa-pre.c (find_or_generate_expression): Do not
2374 recursively generate expressions if running FRE.
2376 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
2378 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
2379 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
2382 2008-09-22 Richard Guenther <rguenther@suse.de>
2384 PR tree-optimization/37145
2385 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
2386 (phi_translate_1): Constant fold references.
2388 2008-09-22 Ira Rosen <irar@il.ibm.com>
2390 PR tree-optimization/37482
2391 * tree-vectorizer.h (struct _slp_instance): Add new field.
2392 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
2393 (get_earlier_stmt): New function.
2394 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
2396 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
2397 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
2398 asserts that GSI points to the scalar statement being vectorized.
2399 Set new statement location according to GSI.
2400 (vect_schedule_slp_instance): Use GSI of
2401 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
2403 2008-09-21 Jan Hubicka <jh@suse.cz>
2405 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
2406 (ipcp_insert_stage): Update dead_nodes bitmap.
2408 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
2411 * config/i386/t-cygming (SHLIB_LC): Remove.
2412 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
2413 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
2415 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
2419 * final.c (mark_symbol_ref_as_used): New helper function.
2420 (output_operand): Instead of just looking inside MEMs for
2421 SYMBOL_REFs, use new helper function and for_each_rtx.
2422 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
2423 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
2424 Make head comment more general.
2425 * config/darwin.c (machopic_output_indirection): Handle weak
2426 references here, like in assemble_external.
2428 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
2430 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
2431 (sparc_emit_float_lib_cmp): Change return type.
2432 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
2433 (gen_compare_operator): New function.
2434 (sparc_emit_float_lib_cmp): Return the new operator to be used in
2435 the comparison sequence. Minor tweaks.
2436 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
2437 that the final operator and the result of sparc_emit_float_lib_cmp
2438 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
2439 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
2440 buneq, bunge, bunle, bltgt): Assert that the final operator and the
2441 result of sparc_emit_float_lib_cmp match for software TFmode.
2442 (movqicc, movhicc, movsicc, movdicc): Merge into...
2443 (mov<I:mode>cc): ...this.
2444 (movsfcc, movdfcc, movtfcc): Merge into...
2445 (mov<F:mode>cc): ...this.
2446 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
2448 (mov<I:mode>_cc_v9): ...this.
2449 (movdi_cc_sp64_trunc): Delete.
2450 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
2451 movdi_cc_reg_sp64): Merge into...
2452 (mov<I:mode>_cc_reg_sp64): ...this.
2453 (movsf_cc_sp64): Rename into...
2454 (movsf_cc_v9): ...this.
2455 (movdf_cc_sp64): Rename into...
2456 (movdf_cc_v9): ...this.
2457 (movtf_cc_hq_sp64): Rename into...
2458 (movtf_cc_hq_v9): ...this.
2459 (movtf_cc_sp64): Rename into...
2460 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
2462 2008-09-21 Diego Novillo <dnovillo@google.com>
2464 * doc/gccint.texi: Include generic.texi and gimple.texi.
2466 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
2467 (GIMPLE): Move to gimple.texi.
2468 (Annotations): Remove references to to stmt_ann_t and
2470 (SSA Operands): Rename from 'Statement Operands'.
2471 * doc/generic.texi: New.
2472 * doc/gimple.texi: New.
2473 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
2474 * Makefile.in (TEXI_GCCINT_FILES):
2475 * gimple.c (gimple_copy_call_skip_args): Rename from
2476 giple_copy_call_skip_args. Update all users.
2477 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
2479 2008-09-21 Ira Rosen <irar@il.ibm.com>
2481 PR tree-optimization/37539
2482 * tree-vect-transform.c (vect_transform_strided_load): Save vector
2483 statement in related statement field only for the first load of the
2484 group of loads with the same data reference.
2486 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
2488 * config/mips/mips.h (TUNE_OCTEON): New macro.
2489 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
2490 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
2491 * config/mips/octeon.md: New file.
2492 * config/mips/mips.md: Include octeon.md. Restore
2493 semi-alphabetical order of include files.
2495 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
2498 * config/i386/i386.md (*jcc_fused_1): Removed.
2499 (*jcc_fused_2): Likewise.
2500 (*jcc_fused_3): Likewise.
2501 (*jcc_fused_4): Likewise.
2503 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2505 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
2506 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
2507 * target.h (gcc_target): Add ira_cover_classes.
2508 * ira.c: Remove IRA_COVER_CLASSES guards.
2509 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
2510 instead of IRA_COVER_CLASSES.
2511 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
2512 (setup_class_translate): Likewise.
2513 (setup_reg_class_intersect_union): Likewise.
2514 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
2515 test of targetm.ira_cover_classes.
2516 * opts.c (decode_options): Use targetm.ira_cover_classes instead
2517 of IRA_COVER_CLASSES.
2518 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
2519 (TARGET_INITIALIZER): Include it.
2520 * targhooks.h (default_ira_cover_classes): Declare.
2521 * targhooks.c (default_ira_cover_classes): New function.
2523 2008-09-19 Bob Wilson <bob.wilson@acm.org>
2525 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
2527 2008-09-19 Ian Lance Taylor <iant@google.com>
2529 * varasm.c (narrowing_initializer_constant_valid_p): Return
2530 NULL_TREE if ENDTYPE is not an integer.
2532 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2535 * tree-ssa.c (execute_update_addresses_taken): Also update
2536 DECL_GIMPLE_REG_P for vector and complex types.
2538 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
2539 Jan Hubicka <jh@suse.cz>
2542 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
2543 empty before freeing them.
2544 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
2546 2008-09-18 Bob Wilson <bob.wilson@acm.org>
2548 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
2549 * config/xtensa/predicates.md (tls_symbol_operand): New.
2550 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
2551 (TARGET_CANNOT_FORCE_MEM): Define.
2552 (xtensa_tls_symbol_p): New.
2553 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
2554 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
2555 (xtensa_tls_module_base): New.
2556 (xtensa_call_tls_desc): New.
2557 (xtensa_legitimize_tls_address): New.
2558 (xtensa_legitimize_address): Handle TLS symbols.
2559 (xtensa_tls_referenced_p_1): New.
2560 (xtensa_tls_referenced_p): New.
2561 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
2563 (XTENSA_BUILTIN_THREAD_POINTER): New.
2564 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
2565 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
2566 builtin. Add declarations for __builtin_thread_pointer and
2567 __builtin_set_thread_pointer.
2568 (xtensa_fold_builtin): Recognize new builtins.
2569 (xtensa_expand_builtin): Expand new builtins.
2570 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
2571 (TARGET_THREADPTR): Define.
2572 (HAVE_AS_TLS): Define default value.
2573 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
2574 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
2575 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
2576 (UNSPECV_SET_TP): New.
2577 (sym_TPOFF, sym_DTPOFF): New.
2578 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
2579 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
2580 * configure: Regenerated.
2582 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
2585 * config/ia64/ia64.c (ia64_optimization_options): Move
2586 checking and setting flag_schedule_insns_after_reload and
2587 ia64_flag_schedule_insns2 back to ...
2588 (ia64_override_options): Here.
2590 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
2593 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
2594 zero extend count after the correction to it is done.
2595 (doloop_optimize): Update call to doloop_modify, don't zero extend
2598 2008-09-18 Martin Jambor <mjambor@suse.cz>
2600 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
2602 * ipa-prop.c: Correct comments.
2603 * ipa-prop.h: Likewise.
2605 2008-09-18 Jan Hubicka <jh@suse.cz>
2608 * ipa-reference.c (ipa_reference_local_vars_info_d,
2609 ipa_reference_global_vars_info_d,
2610 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2611 ipa_reference_vars_info_t): Move here from ipa-reference.h
2612 (node_duplication_hook_holder, node_removal_hook_holder): New.
2613 (get_reference_vars_info_from_cgraph): Rename to ...
2614 (get_reference_vars_info): ... this one, use cgraph uids.
2615 (get_local_reference_vars_info, get_global_reference_vars_info):
2616 Use cgraph instead of decl.
2617 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2619 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
2620 ipa_reference_get_written_global,
2621 ipa_reference_get_not_written_global): Use cgraph argument.
2622 (check_call): Simplify avail check.
2623 (scan_stmt_for_static_refs): Update.
2624 (propagate_bits): Update.
2625 (merge_callee_local_info): Remove.
2626 (init_function_info): Use cgraph nodes.
2627 (clean_function_local_data): Break out from ...
2628 (clean_function): ... here.
2629 (copy_local_bitmap, copy_global_bitmap): New functions.
2630 (duplicate_node_data, remove_node_data): New functions.
2631 (generate_summary): Register hooks; use visibility instead of
2633 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
2634 * ipa-reference.h (ipa_reference_local_vars_info_d,
2635 ipa_reference_global_vars_info_d,
2636 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2637 ipa_reference_vars_info_t): Move to ipa-reference.c
2638 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2640 (ipa_reference_get_read_global, ipa_reference_get_written_global,
2641 ipa_reference_get_not_read_global,
2642 ipa_reference_get_not_written_global): Update prototype.
2643 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
2644 (init_state): Remove.
2645 (node_duplication_hook_holder, node_removal_hook_holder): New.
2646 (get_function_state, set_function_state): Use VECtor.
2647 (analyze_function): Check body availability.
2648 (add_new_function): Likewise.
2649 (duplicate_node_data, remove_node_data): New.
2650 (generate_summary): Register hooks; do not care about clones.
2651 (propafate): Do not care about clones; recursive functions are
2653 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
2654 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
2655 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
2657 * tree-flow.h (function_ann_d): Remove reference_vars_info.
2658 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
2659 Update call of ipa-reference accesors.
2661 2008-09-18 Simon Baldwin <simonb@google.com>
2663 * c-opts.c (c_common_handle_option): Add handling for
2664 -Wbuiltin-macro-redefined command line option.
2665 * c.opt: Added builtin-macro-redefined option.
2666 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
2669 2008-09-18 Richard Guenther <rguenther@suse.de>
2671 PR tree-optimization/37258
2672 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
2673 and signedness for integral types.
2674 (vn_phi_eq): Require compatible types.
2676 2008-09-18 Jakub Jelinek <jakub@redhat.com>
2679 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
2680 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
2682 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
2683 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
2684 ggc_free other TREE_LIST nodes from that chain.
2685 * function.c (instantiate_decls): Instantiate also DECL_RTL
2686 of vars in cfun->local_decls, free that list afterwards.
2688 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
2690 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
2691 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
2693 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2695 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
2696 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
2698 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2700 PR tree-optimization/37102
2701 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
2702 from a node. Check to see if another PHI is dead.
2703 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
2704 remove real PHIs which have no uses.
2705 (rewrite_out_of_ssa): Call eliminate_useless_phis.
2707 2008-09-18 Richard Guenther <rguenther@suse.de>
2710 * tree-cfg.c (remove_useless_stmts_1): Remove
2711 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
2713 2008-09-18 Nick Clifton <nickc@redhat.com>
2715 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
2716 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
2717 to frv_secondary_reload_class.
2718 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2719 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
2720 (frv_secondary_reload_class): Omit unused parameter.
2721 (frv_secondary_reload): New function. Handle the case when
2722 secondary_reload_class() is called before the reload_(in|out)
2723 _optabs have been initialised.
2724 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
2726 * config/frv/frv.md: Define an exclusion set between fr550_m0
2729 2008-09-18 Richard Guenther <rguenther@suse.de>
2731 PR tree-optimization/37456
2732 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
2733 want to insert after ends a BB insert on the single fallthru
2736 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
2738 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
2739 Mention -march=z9-109, z9-ec and z10.
2741 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
2743 PR rtl-optimization/37544
2744 * regrename.c (maybe_mode_change): Exit early when copy_mode
2745 is narrower than orig_mode and narrower than new_mode.
2747 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
2750 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
2752 * sched-rgn.c (ref_counts): Remove.
2753 (insn_referenced): New static variable.
2754 (INSN_REF_COUNT): Remove.
2755 (sched_run_compute_dependencies): Use insn_referenced instead of
2757 (add_branch_dependences): Likewise. Delete dead assignment.
2759 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
2761 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
2762 consumer is an asm. Add comment why this is important.
2763 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
2764 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
2766 2008-09-17 Joseph Myers <joseph@codesourcery.com>
2768 * expr.c (emit_group_store): Do not shift before moving via a
2771 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
2773 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
2774 from aggregate to non-aggregate type if the bit pattern is not fully
2775 preserved afterwards.
2777 2008-09-17 Richard Guenther <rguenther@suse.de>
2779 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
2780 (verify_gimple_assign): ... this. Split into ...
2781 (verify_gimple_assign_unary): ... this,
2782 (verify_gimple_assign_binary): ... that,
2783 (verify_gimple_assign_single): ... and this.
2784 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
2785 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
2786 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
2787 (verify_types_in_gimple_reference): Be forgiving with
2789 (verify_gimple_phi): Deal with virtual operands.
2791 * tree.def (PREDICT_EXPR): Change to tcc_expression.
2793 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2795 * tree.c (get_callee_fndecl): Don't call the language hook.
2796 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
2797 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
2798 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
2800 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2802 * tree.c (protected_set_expr_location): Don't unnecessarily
2803 check for error_mark_node.
2805 2008-09-17 Art Haas <ahaas@impactweather.com>
2807 * ipa-reference.c (analyze_function): Declare step only if
2808 ENABLE_CHECKING is defined.
2810 2008-09-17 Jan Hubicka <jh@suse.cz>
2813 * tree.h (DECL_INLINE): remove.
2814 (DECL_DECLARED_INLINE_P): Update docs.
2815 (DECL_NO_INLINE_WARNING_P): new.
2816 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
2817 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
2819 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2820 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2823 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
2826 2008-09-17 Jan Hubicka <jh@suse.cz>
2828 * ipa-reference.c (ipa_obstack): Remove.
2829 (local_info_obstack, global_info_obstack): New.
2830 (add_static_var): We now handle variables only.
2831 (mark_address_taken, mark_load, mark_store): New functions based on ...
2832 (check_operand): ... remove.
2833 (get_asm_stmt_operands): Rename to ...
2834 (check_asm_memory_clobber): ... this. Look only for memory clobber.
2835 (scan_stmt_for_static_refs): Rewrite.
2836 (scan_op_for_static_refs): Rename to ...
2837 (scan_initializer_for_static_refs): do not look for VAR_DECL
2838 initializers; stop recursion on types and decls.
2839 (ipa_init): Use proper obstacks.
2840 (analyze_variable): Use scan_initializer_for_static_refs.
2841 (init_function_info): Use local obstack.
2842 (analyze_function): Simplify.
2843 (add_new_function): We don't need visited_nodes obstack.
2844 (generate_summary): Use proper obstacks; cleanup after propagation.
2846 2008-09-17 Richard Guenther <rguenther@suse.de>
2849 PR tree-optimization/37491
2850 * alias.c (get_alias_set): Use the canonical type.
2851 * tree-vect-transform.c (vectorizable_store): Use the type of
2852 the lhs for the vector type. Adjust checking.
2853 (vectorizable_load): Adjust checking.
2855 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2856 Adam Nemet <anemet@caviumnetworks.com>
2858 PR rtl-optimization/37483
2859 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
2860 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
2861 Rearrange code to better match the original comment. Check
2862 t_unconditional first. Improve comment.
2864 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2867 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
2868 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
2871 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
2872 GIMPLE_TRY if cleanup sequence is empty.
2874 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
2877 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
2878 eliminate IV if the cost are the same.
2880 2008-09-16 Richard Guenther <rguenther@suse.de>
2883 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
2886 2008-09-16 Richard Guenther <rguenther@suse.de>
2888 PR tree-optimization/37508
2889 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
2891 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
2893 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
2895 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2897 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
2898 use gen_floatdidf2 directly.
2899 (floatunssidf2): Likewise.
2900 (floatsidf_ppc64_mfpgpr): Remove.
2901 (floatsidf_ppc64): Remove.
2902 (floatunssidf_ppc64): Remove.
2904 2008-09-15 Jakub Jelinek <jakub@redhat.com>
2906 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
2907 rather than update_cost_queue.
2909 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
2910 in every call starting with the second one, instead of only when
2911 alias_bitmap_obstack.elements != NULL.
2913 * tree-predcom.c (filter_suitable_components): Free all refs in
2914 act->refs vector before calling release_component.
2915 (add_ref_to_chain): Free ref if not adding it to chain->refs.
2917 * tree-data-ref.c (free_subscripts): Free all subscript objects.
2919 * tree-loop-linear.c (linear_transform_loops): Initialize
2920 lambda_obstack only after calling perfect_loop_nest_depth.
2921 Goto free_and_continue instead of just continue for later failures.
2924 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
2927 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
2929 2008-09-14 Andreas Schwab <schwab@suse.de>
2931 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
2933 2008-09-14 Jan Hubicka <jh@suse.cz>
2935 * invoke.texi (-fconserve-stack): Document.
2936 * opts.c (decode_options): Handle conserve_stack.
2937 * common.opt (fconvserve_stack): New.
2939 2008-09-14 David Edelsohn <edelsohn@gnu.org>
2941 * config.host: Add x-aix to host_xmake_file.
2942 * config/rs6000/t-aix52: Do not override LDFLAGS.
2943 * config/rs6000/x-aix: New file.
2945 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
2951 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
2952 is not recognized as a valid register usage. Allow REG_X to be used
2954 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
2955 forces a reload when using a base register.
2957 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
2959 * config/i386/cygming-crtend.c (register_frame_ctor): If
2960 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
2961 directly with atexit.
2962 (deregister_frame_ctor): Rename to ...
2963 (deregister_frame_dtor): Use to call __gcc_deregister_frame
2964 if !DEFAULT_USE_CXA_ATEXIT.
2966 2008-09-13 Jan Hubicka <jh@suse.cz>
2968 * cgraph.c: Include value-prof.h
2969 * Makefile.in (cgraph.o): Add value-prof.h dependency.
2971 2008-09-13 Jan Hubicka <jh@suse.cz>
2974 * tree-profile.c (add_abnormal_goto_call_edges): New function.
2975 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
2976 tree_gen_one_value_profiler, tree_gen_average_profiler,
2977 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
2979 2008-09-13 Jan Hubicka <jh@suse.cz>
2981 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
2982 too many bytes on misalligned blocks.
2984 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2986 * doc/cfg.texi: Fix some typos.
2987 * doc/extend.texi: Likewise.
2988 * doc/install.texi: Likewise.
2989 * doc/invoke.texi: Likewise.
2990 * doc/rtl.texi: Likewise.
2991 * doc/tree-ssa.texi: Likewise.
2993 2008-09-13 Richard Guenther <rguenther@suse.de>
2996 * tree-nested.c (finalize_nesting_tree_1): Generate valid
2997 gimple stores for memory rhs.
2999 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
3001 PR rtl-optimization/37489
3002 * cse.c (fold_rtx): Don't return const_true_rtx for float
3003 compare if FLOAT_STORE_FLAG_VALUE is undefined.
3005 2008-09-13 Jan Hubicka <jh@suse.cz>
3007 PR tree-optimization/37392
3008 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
3010 2008-09-13 Martin Jambor <mjambor@suse.cz>
3011 Jan Hubicka <jh@suse.cz>
3013 * cgraph.c (free_edges): New variable.
3014 (NEXT_FREE_EDGE): New macro.
3015 (cgraph_free_edge): New function.
3016 (cgraph_remove_edge): Call cgraph_remove_edge_1.
3017 (cgraph_node_remove_callees): Likewise.
3018 (cgraph_node_remove_callers): Likewise.
3019 (cgraph_create_edge): Reuse edges from the free list. Do not
3020 update uid if doing so.
3021 (cgraph_remove_*_hook): Add free call.
3023 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
3025 * ira-color.c (conflict_allocno_vec): Delete.
3026 (update_cost_queue_elem): New structure.
3027 (update_cost_queue): New variable.
3028 (update_cost_queue_tail): Likewise.
3029 (update_cost_queue_elems): Likewise.
3030 (allocno_update_cost_check): Delete.
3031 (initiate_cost_update): Allocate update_cost_queue_elems
3032 instead of allocno_update_cost_check.
3033 (finish_cost_update): Update the free()s accordingly.
3034 (start_update_cost): New function.
3035 (queue_update_cost): Likewise.
3036 (get_next_update_cost): Likewise.
3037 (update_copy_costs_1): Inline into...
3038 (update_copy_costs): ...here. Use a queue instead of recursive calls.
3039 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
3040 once we've established they are equal. Don't allocate update
3041 costs if there is nothing to add to them.
3042 (update_conflict_hard_regno_costs): Remove ALLOCNO and
3043 DIVISOR arguments. Use a queue instead of recursive calls;
3044 process all the allocnos in the initial queue, rather than
3046 (assign_hard_reg): Use queue_update_cost instead of
3047 conflict_allocno_vec. Queue coalesced allocnos instead
3048 of calling update_conflict_hard_regno_costs for each one.
3049 Just call update_conflict_hard_regno_costs once for the
3051 (ira_color): Remove conflict_allocno_vec handling.
3053 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3055 PR tree-optimization/37484
3056 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
3057 (save_var_name): Same.
3058 (initialize_cloog_names): Same.
3059 (initialize_cloog_names): Same.
3061 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3063 * tree-scalar-evolution.c (set_instantiated_value): Set
3066 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
3070 * ira-build.c (common_loop_tree_node_dominator): Remove.
3071 (copy_live_ranges_to_removed_store_destinations): New function.
3072 (regno_top_level_allocno_map): Move to top level from ...
3073 (ira_flattening): ... here. Use
3074 copy_live_ranges_to_removed_store_destinations.
3076 * ira-emit.c (generate_edge_moves): Fix a comment.
3078 2008-09-12 Anatoly Sokolov <aesok@post.ru>
3081 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
3082 scratch register after 'set' pattern.
3084 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3086 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
3087 information passed to mark_reg_pointer.
3088 * explow.c (force_reg): Likewise.
3090 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3092 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
3093 when building for the celledp architecture.
3095 2008-09-12 Richard Guenther <rguenther@suse.de>
3097 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
3099 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
3101 PR rtl-optimization/37424
3102 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
3103 the regnos instead of the addresses.
3105 2008-09-11 Janis Johnson <janis187@us.ibm.com>
3107 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
3109 2008-09-11 Richard Guenther <rguenther@suse.de>
3111 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
3112 entering the weaker equivalence recording.
3114 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
3116 2008-09-11 Jeff Law <law@redhat.com>
3118 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
3119 by assign_stack_local on the IRA path for stack slot sharing
3120 as well as the non-IRA path.
3122 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
3124 * config/i386/i386.h: Fix whitespace issues.
3126 2008-09-11 Martin Jambor <mjambor@suse.cz>
3128 * ipa-prop.h (struct ipa_param_flags): Removed.
3129 (struct ipa_param_descriptor): New structure.
3130 (struct ipa_node_params): ipcp_lattices, param_decls and
3131 param_flags moved to ipa_param_description.
3132 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
3133 descriptors. Renamed all users.
3134 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
3135 changed to access descriptors. Renamed all users.
3136 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
3137 to access descriptors. Renamed all users.
3138 * ipa-cp.c (ipcp_init_cloned_node): Call
3139 ipa_initialize_node_params instead of ipa_count_formal_params and
3140 ipa_create_param_decls_array.
3141 (ipcp_analyze_node): Likewise.
3142 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
3143 descriptors. Renamed all users.
3144 (ipcp_initialize_node_lattices): Remove allocation.
3145 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
3146 ipa_initialize_node_params instead of ipa_count_formal_params and
3147 ipa_create_param_decls_array.
3148 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
3149 ipa_populate_param_decls, made static, added parameter info,
3150 renamed mt to node, removed allocation, changed to use
3152 (ipa_count_formal_params): Made static, added parameter info,
3154 (ipa_initialize_node_params): New function.
3155 (ipa_check_stmt_modifications): Changed to use descriptors.
3156 (ipa_detect_param_modifications): Removed allocation, changed to
3158 (ipa_note_param_call): Changed to use descriptors.
3159 (ipa_analyze_params_uses): Removed allocation.
3160 (ipa_free_node_params_substructures): Changed to use descriptors.
3161 (ipa_edge_duplication_hook): Use the unused attribute.
3162 (ipa_node_duplication_hook): Use the unused attribute, changed to
3163 use descriptors, changed to duplicate descriptors.
3165 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
3166 changed all callers. Call ipa_propagate_indirect_call_infos if doing
3167 indirect inlining. Made static.
3168 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
3169 functions called only once.
3170 (cgraph_decide_recursive_inlining): Don't call
3171 ipa_propagate_indirect_call_infos, pass new_edges to
3172 cgraph_mark_inline_edge instead.
3173 (cgraph_decide_inlining_of_small_functions): Don't call
3174 ipa_propagate_indirect_call_infos, pass new_edges to
3175 cgraph_mark_inline_edge instead.
3176 (cgraph_decide_inlining): Don't call
3177 ipa_propagate_indirect_call_infos.
3178 * ipa-prop.c: Check that vectors are allocated.
3180 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
3181 iff a new cgraph edges have been created.
3182 (cgraph_decide_inlining): New variable redo_always_inline.
3183 Flattening and always_inlining loop until callgraph stabilizes.
3184 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
3185 true iff new cgraph edges have been created.
3186 (propagate_info_to_inlined_callees): Likewise.
3187 (ipa_propagate_indirect_call_infos): Likewise.
3189 2008-09-11 Richard Guenther <rguenther@suse.de>
3191 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
3192 (set_prologue_iterations): Likewise.
3193 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
3195 (vect_update_init_of_dr): Likewise.
3196 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
3198 * fold-const.c (fold_unary): Do not generate calculations
3201 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
3203 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
3204 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
3205 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
3207 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
3209 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
3210 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
3211 before finalizing the changes.
3212 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
3214 (simplify_truth_ops_using_ranges): New.
3215 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
3216 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
3217 whether a simplification was made.
3218 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
3219 use a switch statement and also call simplify_truth_ops_using_ranges.
3221 2008-09-11 Jan Hubicka <jh@suse.cz>
3223 * ggc-common.c (loc_array): Make static.
3224 * dce.c (rest_of_handle_ud_dce): Free worklist.
3226 2008-09-11 Jan Hubicka <jh@suse.cz>
3228 * cgraph.c (cgraph_release_function_body): Plug memory leak on
3229 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
3230 function so we are sure we do not dangle it forever.
3231 * function.c (outer_function_chain, find_function_data): Remove.
3232 (function_context_stack): New.
3233 (push_function_context, pop_function_context): Update.
3234 * function.h (struct function): Remove pointer outer.
3235 (outer_function_chain, find_function_data): Remove.
3236 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
3238 2008-09-11 Jan Hubicka <jh@suse.cz>
3241 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
3243 2008-09-11 Jan Hubicka <jh@suse.cz>
3245 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
3247 2008-09-11 Jan Hubicka <jh@suse.cz>
3249 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
3250 (free_var_map_entry): New function.
3251 (redirect_edge_var_map_destroy): Use it.
3253 2008-09-11 Jan Hubicka <jh@suse.cz>
3256 * tree-inline.c (add_lexical_block): Replace with ...
3257 (prepend_lexical_block): ... prepend at begginig.
3258 (remap_blocks): Use it and reverse later.
3259 (expand_call_inline): Use prepend_lexical_block.
3261 2008-09-11 Jan Hubicka <jh@suse.cz>
3263 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
3265 2008-09-11 Jan Hubicka <jh@suse.cz>
3267 * function.c (free_after_compilation): Call insn_locators_free.
3268 * cfglayout.c (insn_locators_free): New function.
3269 * rtl.h (insn_locators_free): Declare.
3271 2008-09-11 Jan Hubicka <jh@suse.cz>
3273 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
3275 (cond_move_process_if_block): Update call.
3277 2008-09-11 Jan Hubicka <jh@suse.cz>
3279 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
3280 * vec.c: Include hashtab.h
3281 (vec_descriptor, ptr_hash_entry): New structures.
3282 (vec_desc_hash, vec_ptr_map): New static variables.
3283 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
3284 register_overhead, free_overhead, vec_heap_free): New functions.
3285 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
3286 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
3287 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
3290 2008-09-11 Ira Rosen <irar@il.ibm.com>
3292 PR tree-optimization/37474
3293 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
3294 length of load permutation.
3296 2008-09-11 Andreas Schwab <schwab@suse.de>
3298 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
3300 2008-09-11 Jakub Jelinek <jakub@redhat.com>
3303 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
3304 * dse.c (find_shift_sequence): Use extract_low_bits instead of
3305 simplify_gen_subreg.
3307 2008-09-11 Ira Rosen <irar@il.ibm.com>
3309 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
3312 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3315 * gimplify.c (gimplify_body): Call default_rtl_profile.
3318 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
3319 instead of tok->val.node if not expanding to something else. Handle
3320 intervening CPP_PADDING tokens.
3321 (altivec_categorize_keyword): Remove unneeded comparisons.
3323 2008-09-10 Richard Guenther <rguenther@suse.de>
3325 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
3327 2008-09-10 Richard Guenther <rguenther@suse.de>
3330 * tree-inline.c (insert_init_stmt): Make sure to not
3331 insert invalid gimple stores.
3333 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
3335 PR tree-optimization/37388
3336 * toplev.c (process_options): Fail and warn when graphite
3337 flags are used, but the compiler has not been configured
3338 with graphite libraries.
3339 * graphite.c (graphite_transform_loops): Remove printfs
3340 to dump_file for the case when graphite is not available.
3342 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
3345 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
3346 the even element into register.
3347 (ix86_expand_vector_init_general): Don't use
3348 ix86_expand_vector_init_interleave on V16QImode and V8HImode
3349 if we can't move from GPR to SSE register directly.
3351 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
3353 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
3354 not lose track of the number of NOPs needed. Number of NOPs needed
3355 for sync vs. loads workaround was switched; corrected. Run second
3356 pass for all workarounds. No NOPs needed after call insns. Change
3357 second pass to use find_next_insn_start and find_load helpers in order
3358 to properly detect parallel insns.
3359 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
3361 2008-09-10 Jan Hubicka <jh@suse.cz>
3363 * value-prof.c (gimple_ic): Fix tuplification bug.
3364 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
3367 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3369 PR tree-optimization/37353
3370 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
3371 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
3372 calls instead of cond_dead_built_in_calls.
3373 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
3374 initalize the vector only before adding first entry. Use VEC_safe_push
3375 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
3376 shrink_wrap_conditional_dead_built_in_calls call.
3378 2008-09-10 Ira Rosen <irar@il.ibm.com>
3380 PR tree-optimization/37385
3381 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
3382 argument, and use it as a vector type if not NULL.
3383 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
3385 (vect_setup_realignment): Call vect_create_data_ref_ptr with
3386 additional argument.
3387 (vectorizable_load): Likewise.
3389 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3391 * config/i386/i386.md (SWI32): New mode iterator.
3392 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
3395 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3397 PR rtl-optimization/37435
3398 * caller-save.c (insert_restore, insert_save): Check the mode by
3401 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3404 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
3406 (dw2_output_indirect_constant_1): Use unstripped name in symbol
3409 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
3411 * doc/invoke.texi (ARM Options): Correct errors in discussion
3412 of -mfloat-abi, -mhard-float, and -msoft-float.
3414 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3415 Jan Hubicka <jh@suse.cz>
3418 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
3419 calling gimple_regimplify_operands on it. Iterate over all newly
3420 added statements, not just the last one.
3421 (insert_init_stmt): Insert stmt into seq first, then call
3422 gimple_regimplify_operands on it. Don't create new gimplification
3423 context, nor find referenced vars.
3425 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3428 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
3429 to pointer to vector pointer.
3430 * ipa-prop.c (ipa_propagate_indirect_call_infos,
3431 propagate_info_to_inlined_callees): Likewise.
3432 (update_call_notes_after_inlining): Likewise. Push new indirect edge
3433 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
3434 ipa_check_create_edge_args.
3435 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
3436 argument to pointer to vector pointer.
3437 (cgraph_decide_inlining_of_small_function): Adjust
3438 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
3442 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
3443 optimizing for size, not speed.
3445 PR rtl-optimization/37408
3446 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
3447 if parm is promoted.
3449 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
3451 PR tree-optimization/37375
3452 * tree-scalar-evolution.c (scev_info_str): Add field
3454 (new_scev_info_str, eq_scev_info, find_var_scev_info,
3455 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
3456 set_instantiated_value): Pass instantiated_below.
3457 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
3459 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
3460 the definitions are not instantiated.
3462 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
3463 (block_before_loop): New.
3464 * tree-data-ref.c (dr_analyze_indices): Update uses of
3466 * graphite.c (block_before_scop): New.
3467 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
3468 basic block, not a loop for determining the parameters.
3469 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
3471 (idx_record_params, find_params_in_bb, find_scop_parameters,
3472 build_loop_iteration_domains, add_conditions_to_domain): Update calls
3473 to instantiate_scev.
3475 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
3477 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3481 * ira-build.c (ira_create_allocno): Setup frequency to 0.
3483 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
3484 Check zero freq and increase if necessary.
3486 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3488 * ira-conflicts.c (process_regs_for_copy): Check that the hard
3489 regno is in the right range. Add comments.
3491 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3493 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
3495 * mips-tfile.c (copy_object): Cast alloca result to int *.
3496 * mips-tdump.c (print_symbol): Cast xmalloc return values to
3498 Rename class to sclass.
3499 (read_tfile): Cast read_seek return values to proper types.
3500 Cast xcalloc return value to proper type.
3502 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3504 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
3505 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
3506 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
3508 2008-09-09 Jan Hubicka <jh@suse.cz>
3510 * profile.c (is_edge_inconsistent): Add debug output; ignore
3511 negative count on fake edges.
3512 (is_inconsistent): Add debug output.
3514 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3516 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
3518 (choose_ready): When first insn is chosen from the ready list, also
3521 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3523 PR rtl-optimization/37360
3524 * haifa-sched.c (max_issue): Do not assert that we never issue more
3525 insns than issue_rate. Add comment.
3527 2008-09-09 Richard Guenther <rguenther@suse.de>
3529 * tree-cfg.c (verify_types_in_gimple_op): Remove.
3530 (verify_types_in_gimple_call): Rename to ...
3531 (verify_gimple_call): ... this. Enhance.
3532 (verify_types_in_gimple_cond): Remove.
3533 (verify_gimple_comparison): New function ...
3534 (verify_types_in_gimple_assign): ... split out from here.
3535 (verify_types_in_gimple_return): Rename to ...
3536 (verify_gimple_return): ... this. Enhance.
3537 (verify_types_in_gimple_switch): Rename to ...
3538 (verify_gimple_switch): ... this. Enhance.
3539 (verify_gimple_goto): New function.
3540 (verify_types_in_gimple_phi): Rename to ...
3541 (verify_gimple_phi): ... this. Enhance.
3542 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
3543 Fold in single-statement cases from verify_types_in_gimple_seq_2.
3544 (verify_types_in_gimple_seq_2): Remove cases handled in
3545 verify_types_in_gimple_stmt.
3547 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
3549 * config/bfin/bfin.c (n_regs_to_save): New static variable.
3550 (push_multiple_operation, pop_multiple_operation): Set it.
3551 (workaround_rts_anomaly): New function.
3552 (workaround_speculation): New function, broken out of bfin_reorg.
3553 (bfin_reorg): Call the new functions.
3555 2008-09-09 Richard Guenther <rguenther@suse.de>
3559 * gimplify.c (gimplify_conversion): Change conversions of
3560 non-register type to VIEW_CONVERT_EXPRs.
3561 (gimplify_addr_expr): If we need to make the operand
3562 addressable make sure to use a properly initialized
3563 temporary for that so it gets a valid gimple store.
3565 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
3567 * function.h (struct function): Add function_start_locus.
3568 * cfgexpand.c (gimple_expand_cfg): Use it.
3569 * c-parser.c (c_parser_declaration_or_fndef): Set it.
3571 2008-09-09 Richard Guenther <rguenther@suse.de>
3573 PR tree-optimization/37433
3574 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
3577 2008-09-09 Richard Guenther <rguenther@suse.de>
3579 PR tree-optimization/37387
3580 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
3581 and bits to a common type.
3583 2008-09-09 Nick Clifton <nickc@redhat.com>
3585 * config/v850/v850.md (return): Restore frame size restriction.
3587 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
3589 * c-common.c (c_expand_decl): Remove.
3590 * c-common.h (anon_aggr_type_p): Remove prototype.
3591 (DECL_ANON_UNION_ELEMS): Remove.
3592 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
3593 * c-decl.c (anon_aggr_type_p): Remove.
3594 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
3595 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
3596 * langhooks.h (struct lang_hooks): Remove expand_decl.
3597 * langhooks.c (lhd_expand_decl): Remove.
3598 * stmt.c (expand_anon_union_decl): Remove.
3599 * tree.h (expand_anon_union_decl): Remove prototype.
3601 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
3604 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
3606 * config/avr/avr.md (QISI) : Define mode iterator.
3607 (negated_tst<mode>) : Redefine as split using mode macro.
3608 (reversed_tstqi): Define insn as reversed compare with zero.
3609 (reversed_tsthi): Ditto.
3610 (reversed_tstsi): Ditto.
3612 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3615 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
3616 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
3619 * predict.c (optimize_function_for_size_p): Don't segfault if
3621 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
3622 tree_swap_operands_p): Don't test cfun != NULL before calling
3623 optimize_function_for_s*_p.
3625 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
3627 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
3630 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
3632 * crx/crx.h (IRA_COVER_CLASSES): Define.
3634 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3637 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
3638 even when a stmt has been gimple_modified_p, but after fold_stmt is
3639 not any longer. Remove unneeded may_have_exposed_new_symbols
3642 2008-09-08 Richard Guenther <rguenther@suse.de>
3644 PR tree-optimization/37421
3645 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
3648 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3651 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
3653 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3656 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
3657 * pa-hpux10.h (LINK_SPEC): Likewise.
3658 * pa-hpux11.h (LINK_SPEC): Likewise.
3660 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3662 * pa32-regs.h (IRA_COVER_CLASSES): Define.
3663 * pa64-regs.h (IRA_COVER_CLASSES): Define.
3665 2008-09-07 Helge Deller <deller@gmx.de>
3667 * pa/linux-atomic.c: New file.
3668 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
3669 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
3671 2008-09-07 Richard Guenther <rguenther@suse.de>
3672 Ira Rosen <irar@il.ibm.com>
3674 PR tree-optimization/36630
3675 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
3676 Call STRIP_NOPS before calling evolution_part_in_loop_num.
3678 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
3679 Ira Rosen <irar@il.ibm.com>
3681 PR tree-optimization/35642
3682 * config/rs6000/altivec.md (mulv8hi3): Implement.
3684 2008-09-06 Jeff Law <law@redhat.com>
3686 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
3688 2008-09-06 Jan Hubicka <jh@suse.cz>
3690 PR tree-optimization/14703
3691 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
3693 * passes.c (init_optimization_passes): Recompute inline parameters.
3695 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3697 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
3700 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
3701 Peter Fuerst <post@pfrst.de>
3703 * doc/invoke.texi: Document -mr10k-cache-barrier=.
3704 * doc/extend.texi: Document __builtin_mips_cache.
3705 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
3706 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
3707 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3708 __GCC_HAVE_BUILTIN_MIPS_CACHE.
3709 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
3710 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
3711 (set_push_mips_isas): New variable.
3712 (mips_r10k_cache_barrier): New variable.
3713 (cache): New availability predicate.
3714 (mips_builtins): Add an entry for __builtin_mips_cache.
3715 (mips_build_cvpointer_type): New function.
3716 (MIPS_ATYPE_CVPOINTER): New macro.
3717 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
3719 (r10k_simplified_address_p, r10k_simplify_address)
3720 (r10k_uncached_address_p, r10k_safe_address_p)
3721 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
3722 (r10k_needs_protection_p_call, r10k_needs_protection_p)
3723 (r10k_insert_cache_barriers): New functions.
3724 (mips_reorg_process_insns): Delete cache barriers after a
3725 branch-likely instruction.
3726 (mips_reorg): Call r10k_insert_cache_barriers.
3727 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
3728 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
3729 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
3730 (mips_cache, r10k_cache_barrier): New define_insns.
3732 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3734 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3735 * ira-color.c (setup_allocno_left_conflicts_num): Use
3736 hard_reg_set_equal_p instead of a comparison with
3737 ira_zero_hard_reg_set.
3738 * ira.c (setup_reg_subclasses): Likewise.
3739 (setup_cover_and_important_classes): Likewise.
3740 (setup_class_translate): Likewise.
3741 (setup_reg_class_intersect_union): Likewise.
3742 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3743 (ira_init_once): Don't initialize them.
3745 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3747 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
3749 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3751 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
3753 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3755 Improved branch hints, safe hints, and scheduling.
3757 * haifa-sched.c (sched_emit_insn) : Define.
3758 * sched-int.h (sched_emit_insn) : Add prototype.
3759 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
3760 -mhint-max-distance -msafe-hints) : Document.
3761 * config/spu/spu.c (spu_flag_var_tracking): New.
3762 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
3763 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
3764 TARGET_ASM_FILE_START): Define.
3765 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
3766 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
3767 (spu_emit_branch_hint): Add blocks argument.
3768 (insert_branch_hints, insert_nops): Remove.
3769 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
3770 uses_ls_unit, spu_sched_init_global, spu_sched_init,
3771 spu_sched_reorder, asm_file_start): New functions.
3772 (clock_var, spu_sched_length, pipe0_clock,
3773 pipe1_clock, prev_clock_var, prev_priority,
3774 spu_ls_first, prev_ls_clock): New static variables.
3775 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
3776 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
3777 (nopn_nv): Add a non-volatile version of nop.
3778 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
3779 -mhint-max-distance, -msafe-hints): New options.
3781 2008-09-05 Janis Johnson <janis187@us.ibm.com>
3782 Samuel Tardieu <sam@rfc1149.net>
3784 * opts.c (decode_options): Combine nested if statements.
3787 * opts.c (decode_options): Handle more relationships among
3788 unit-at-a-time, toplevel-reorder, and section-anchors.
3790 2008-09-05 David Daney <ddaney@avtrex.com>
3792 * doc/install.texi (--enable-reduced-reflection): Document new option.
3794 2008-09-05 Bob Wilson <bob.wilson@acm.org>
3796 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
3798 (constantpool_operand): New.
3799 (move_operand): Disallow sub-word modes for the constant pool.
3800 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
3801 (xtensa_secondary_reload_class): Replace with....
3802 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
3803 Set icode for sub-word reloads from the constant pool.
3804 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
3805 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3806 * config/xtensa/xtensa.md (reload<mode>_literal): New.
3807 * config/xtensa/xtensa-protos.h: Update prototypes.
3809 2008-09-05 Joseph Myers <joseph@codesourcery.com>
3811 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
3812 (REG_CLASS_NAMES): Update.
3813 (REG_CLASS_CONTENTS): Update.
3814 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
3815 of ALL_REGS for regs 77 and 78.
3816 * function.c (instantiate_virtual_regs_in_insn): Assert that
3817 return value of simplify_gen_subreg is not NULL.
3819 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
3821 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
3822 (gen_rtvec_v): Fix coding standards.
3824 2008-09-04 Jan Hubicka <jh@suse.cz>
3826 * i386.c (decide_alg): Be more conservative about optimizing for size.
3828 2008-09-04 Ian Lance Taylor <iant@google.com>
3830 * varasm.c (narrowing_initializer_constant_valid_p): New
3832 (initializer_constant_valid_p): Call it.
3834 2008-09-04 Jeff Law <law@redhat.com>
3836 * fold-const.c (native_encode_real): Fix computation of WORDS.
3837 (native_interpret_real): Likewise.
3839 2008-09-04 Janis Johnson <janis187@us.ibm.com>
3841 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
3843 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3845 * ira-conflicts.c (process_regs_for_copy): Check insn to check
3846 that the cost is already taken into account in ira-costs.c
3848 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
3850 * ira-build.c (print_copy, print_copies, ira_debug_copy,
3851 ira_debug_copies): New.
3852 (ira_bulid): Call print_copies.
3854 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
3856 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
3859 * config/rs6000/rs6000.c (optimization_options): Remove check of
3860 flag_toplevel_order.
3862 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3864 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
3865 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
3866 second operand is a reg_imm10_operand.
3867 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
3868 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
3869 (*seq_<GPR:mode><GPR2:mode>): Rename to
3870 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
3872 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
3873 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
3875 (*sne_<GPR:mode><GPR2:mode>): Rename to
3876 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
3879 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3881 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
3882 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
3883 combining an arithmetic right shift by more than 31 and a
3884 trunction. Don't match for out-of-range shift amounts. Set
3885 attribute mode to <MODE>.
3886 (*lshr32_trunc<mode>): Name the pattern combining a logical right
3887 shift by 32 and and a truncation. Set attribute mode to <MODE>.
3888 (*<optab>_trunc<mode>_exts): New pattern for truncated right
3889 shifts by less than 32.
3890 (extv): Change predicate on first operand to accept registers.
3891 Change predicate of the other operands from immediate_operand to
3892 const_int_operand. Expand exts when source is a register.
3893 (extzv): Change predicate of the constant operands from
3894 immediate_operand to const_int_operand.
3895 (extzv<mode>): Change predicate of the constant operands from
3896 immediate_operand to const_int_operand and no constraint. Also
3898 (*extzv_trunc<mode>_exts): New pattern.
3900 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3902 * config/mips/mips.h (ISA_HAS_CINS): New macro.
3903 * config/mips/mips-protos.h (mask_low_and_shift_p,
3904 mask_low_and_shift_len): Declare.
3905 * config/mips/mips.c (mask_low_and_shift_p,
3906 mask_low_and_shift_len): New functions.
3907 (mips_print_operand): Handle new operand prefix "m".
3908 * config/mips/mips.md (*cins<mode>): New pattern.
3910 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3912 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
3913 optimizing for size.
3915 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3917 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
3918 regardless of epilogue_completed.
3920 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3923 * ira-lives.c (process_bb_node_lives): Check setjmp.
3925 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3928 * ira-build.c (form_loop_tree): Reverse BB walk.
3929 (create_bb_allocnos): Likewise.
3930 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
3931 (mark_reg_store): Rename to...
3932 (mark_ref_live): ...this and take a df_ref argument instead of
3933 note_stores arguments. Assert that we have a register.
3934 (mark_reg_clobber): Delete.
3935 (def_conflicts_with_inputs_p): New function.
3936 (mark_reg_conflicts): Delete.
3937 (mark_reg_death): Rename to...
3938 (mark_ref_dead): ...this and take a df_ref argument instead of
3939 a register. Assert that we have a register.
3940 (process_bb_node_lives): Hoist frequency calculation out of
3941 instruction walk. Convert from a forwards scan to a backwards scan.
3942 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
3943 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
3944 (create_allocno_live_ranges): Don't create regs_set.
3946 2008-09-04 Ian Lance Taylor <iant@google.com>
3948 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
3949 or REG_LABEL_TARGET.
3950 * calls.c (emit_library_call_value_1): Use MEM_P rather than
3951 comparing MODE with MEM.
3952 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
3953 comparing with GF_PREDICT_TAKEN.
3954 (gimple_get_lhs): Change code to enum gimple_code.
3955 (gimple_set_lhs): Likewise.
3956 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
3957 * omp-low.c (find_omp_clause): Change kind parameter to enum
3959 * tree-flow.h (find_omp_clause): Update declaration.
3960 * regrename.c (clear_dead_regs): Change kind parameter to enum
3962 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
3964 * see.c (see_get_extension_data): Change return type to enum
3965 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
3966 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
3967 (see_gen_normalized_extension): Change extension_code parameter to
3969 (see_seek_pre_extension_expr): Change extension_code to enum
3971 (see_merge_one_def_extension): Likewise.
3972 (see_handle_relevant_defs): Likewise.
3973 (see_handle_relevant_uses): Likewise.
3974 (see_analyze_one_def): Likewise.
3975 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
3976 GIMPLE_ASM rather than ASM_EXPR.
3977 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
3978 GIMPLE_RETURN rather than RETURN_EXPR.
3979 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
3980 (evaluate_stmt): Likewise.
3981 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
3982 to enum vect_relevant.
3983 (vect_mark_stmts_to_be_vectorized): Change assertion to not
3984 compare gimple codes with tree codes.
3986 2008-09-04 Paul Brook <paul@codesourcery.com>
3988 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
3990 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3992 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
3993 pointer check lost in the recent no-unit-at-a-time patch.
3995 2008-09-04 Jan Hubicka <jh@suse.cz>
3998 * tree-switch-conversion.c (check_final_bb): Accept only IP
4001 2008-09-04 Jan Hubicka <jh@suse.cz>
4003 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
4005 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
4006 using_ranges argument.
4007 (vrp_evaluate_conditional): Avoid bogus warning for type range.
4008 (vrp_visit_cond_stmt): Update call of
4009 vrp_evaluate_conditional_warnv_with_ops
4011 2008-09-04 Jan Hubicka <jh@suse.cz>
4013 PR tree-optimization/37345
4014 PR tree-optimization/37358
4015 PR tree-optimization/37357
4016 * tree.c (build_function_type_skip_args): Build distinct type copy;
4018 (build_function_decl_skip_args): Set type of new decl not orig decl;
4019 clear DECL_VINDEX for methods turned into functions.
4021 2008-09-04 Nick Clifton <nickc@redhat.com>
4023 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
4024 * configure: Regenerate.
4025 * config.in: Regenerate.
4026 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
4027 alignment field, if it is supported.
4029 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
4031 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
4034 2008-09-03 David Edelsohn <edelsohn@gnu.org>
4036 * config/rs6000/rs6000.c (processor_target_table): Do not
4037 enable VMX for POWER6.
4039 2008-09-03 Anton Blanchard <anton@samba.org>
4041 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
4042 emit memory barrier before operation.
4044 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
4047 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
4048 default_elf_asm_output_external.
4050 2008-09-03 Jeff Law <law@redhat.com>
4052 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
4054 2008-09-03 Richard Henderson <rth@redhat.com>
4056 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
4057 memory barrier to below the test-and-set.
4058 (alpha_split_lock_test_and_set_12): Likewise.
4060 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4064 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
4067 * ira-color.c (print_loop_title): Use all_allocnos.
4068 (color_pass): Ditto. Don't add border_allocnos. Check that
4069 subloop allocno in the correspdoning bitmap all_allocnos.
4071 * ira-emit.c (change_loop): Use all_allocnos.
4073 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
4074 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
4075 (create_cap_allocno): Remove setting mentioned_allocnos.
4076 (create_insn_allocnos): Ditto.
4077 (remove_unnecessary_allocnos): Use all_allocnos.
4078 (check_allocno_creation): Check that allocnos are in the
4079 corresponding bitmap all_allocnos.
4081 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4085 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
4086 (process_regs_for_copy): Process subregs. Refine check when cost
4087 is taken into account in ira-costs.c.
4088 (process_reg_shuffles): Use REG_SUBREG_P.
4089 (add_insn_allocno_copies): Ditto. Ignore modes.
4091 * ira-color.c (conflict_allocno_vec): New.
4092 (COST_HOP_DIVISOR): New macro.
4093 (update_copy_costs_1): Use it.
4094 (update_conflict_hard_regno_costs): New function.
4095 (assign_hard_reg): Use it.
4096 (ira_color): Allocate and free conflict_allocno_vec.
4098 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4102 * ira-int.h (ira_sort_insn_chain): Remove.
4104 * ira.c (basic_block_order_nums, chain_insn_order,
4105 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
4106 (ira): Don't call ira_sort_insn_chain.
4108 * reload1.c (reload): Don't call ira_sort_insn_chain.
4110 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4113 * cgraphunit.c (update_call_expr): Remove eh regions from statements
4114 which become non throw.
4115 (cgraph_function_versioning): Also clear DECL_WEAK. Call
4116 update_call_expr after updating the flags on the decl.
4118 2008-09-03 Jan Hubicka <jh@suse.cz>
4120 PR tree-optimization/37315
4121 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
4122 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
4123 (cgraph_analyze_functions): Use node->analyzed
4124 (cgraph_mark_functions_to_output): Likewise.
4125 (cgraph_expand_function): All functions can be released after
4127 (cgraph_optimize): Use gimple_has_body_p.
4128 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
4129 (cgraph_decide_inlining_incrementally): Likewise.
4130 (inline_transform): Inline transform.
4131 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
4133 (inlinable_function_p): Drop gimple_body check.
4134 (expand_call_inline): Use gimple_has_body_p.
4135 * gimple.c (gimple_has_body_p): New.
4136 * gimple.h (gimple_has_body_p): Add prototype.
4137 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
4138 (dump_function_to_file): Use gimple_has_body_p check.
4140 2008-09-03 Jakub Jelinek <jakub@redhat.com>
4143 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
4145 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
4147 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4149 From Michael Frysinger <michael.frysinger@analog.com>
4150 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
4151 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
4154 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
4157 * doc/extend.texi: Document picoChip builtin functions.
4158 * doc/invoke.texi: Document picoChip options.
4159 * doc/contrib.texi: Add picoChip contribution.
4160 * doc/md.texi: Document picoChip constraints.
4161 * config.gcc: Add picochip-*-*.
4162 * config/picochip/: Add new port.
4164 2008-09-03 Richard Guenther <rguenther@suse.de>
4166 PR tree-optimization/37328
4167 * tree-sra.c (sra_build_assignment): Gimplify properly.
4168 (generate_copy_inout): Take the correct stmt as definition,
4169 remove bogus assert.
4171 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4173 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
4176 From Michael Frysinger <michael.frysinger@analog.com>
4177 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
4179 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
4181 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
4182 (__gthread_setspecific): Revert 2008-08-31 change to
4183 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
4185 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
4187 * diagnostic.c (error_at): New.
4188 * toplev.h (error_at): New prototype.
4189 * c-typeck.c (build_array_ref): Call error_at instead of error.
4190 Pass location to pedwarn.
4192 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
4194 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
4196 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4198 * dwarf2out.c (tree_add_const_value_attribute): Only handle
4199 VAR_DECL and CONST_DECL.
4201 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4202 Jakub Jelinek <jakub@redhat.com>
4204 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
4205 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
4206 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
4207 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
4208 Don't set ix86_save_varrargs_registers.
4209 (ix86_setup_incoming_varargs): Assume cum != NULL.
4210 (ix86_va_start): Check ix86_varargs_gpr_size and
4211 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
4212 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
4213 from frame pointer if ix86_varargs_gpr_size == 0.
4214 (ix86_compute_frame_layout): Updated.
4215 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
4216 (ix86_varargs_gpr_size): Define.
4217 (ix86_varargs_fpr_size): Likewise.
4218 (machine_function): Remove save_varrargs_registers.
4219 Add varargs_gpr_size and varargs_fpr_size.
4221 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4223 * config/alpha/alpha.c (va_list_skip_additions,
4224 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
4225 (alpha_gimplify_va_arg): Call unshare_expr on second use of
4228 PR tree-optimization/36766
4229 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
4230 for already removed basic blocks.
4233 * real.c (real_maxval): Clear a lower bit to make real_maxval
4234 match get_max_float for IBM long double format.
4236 2008-09-02 Andreas Schwab <schwab@suse.de>
4238 * configure.ac: Use m4_quote to quote the expansion of m4_do.
4239 * configure: Regenerate.
4241 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
4243 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
4244 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
4245 checking for a non-VOID CONSTANT_P.
4247 2008-09-02 Jan Hubicka <jh@suse.cz>
4249 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
4250 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
4253 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4255 * expr.c (emit_group_store): Don't assert stack temp mode size.
4257 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
4258 Tobias Grosser <grosser@fim.uni-passau.de>
4259 Jan Sjodin <jan.sjodin@amd.com>
4260 Harsha Jagasia <harsha.jagasia@amd.com>
4261 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4262 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4263 Adrien Eliche <aeliche@isty.uvsq.fr>
4265 Merge from graphite branch.
4268 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
4269 * doc/invoke.texi (-floop-block, -floop-interchange,
4270 -floop-strip-mine): Document new flags.
4271 * tree-into-ssa.c (gimple_vec): Moved...
4272 * tree-loop-distribution.c (rdg_component): Moved...
4273 * cfgloopmanip.c: Include tree-flow.h.
4274 (update_dominators_in_loop): New.
4275 (create_empty_if_region_on_edge): New.
4276 (create_empty_loop_on_edge): New.
4277 (loopify): Use update_dominators_in_loop.
4278 * tree-pass.h (pass_graphite_transforms): Declared.
4279 * configure: Regenerate.
4280 * tree-phinodes.c (make_phi_node): Export.
4281 (add_phi_node_to_bb): New, split from create_phi_node.
4282 * tree-chrec.c (for_each_scev_op): New.
4283 * tree-chrec.h (for_each_scev_op): Declared.
4284 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4285 (remove_statement): Call get_phi_with_result.
4286 * config.in (HAVE_cloog): Undef.
4287 * gdbinit.in (pgg): New.
4288 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
4289 * tree-ssa-loop.c (graphite_transforms): New.
4290 (gate_graphite_transforms): New.
4291 (pass_graphite_transforms): New.
4292 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
4293 HAVE_cloog): Defined.
4294 * tree-vectorizer.c (rename_variables_in_bb): Export.
4295 * tree-data-ref.c (dr_may_alias_p): Export.
4296 (stmt_simple_memref_p): New.
4297 (find_data_references_in_stmt): Export.
4298 (find_data_references_in_loop): Export.
4299 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
4300 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
4301 (create_rdg_vertices): Export.
4302 (build_empty_rdg): New.
4303 (build_rdg): Call build_empty_rdg. Free dependence_relations.
4304 * tree-data-ref.h (rdg_component): ... here.
4306 (struct data_reference): Add a field scop.
4308 (find_data_references_in_loop): Declared.
4309 (find_data_references_in_stmt): Declared.
4310 (create_rdg_vertices): Declared.
4311 (dr_may_alias_p): Declared.
4312 (stmt_simple_memref_p): Declared.
4313 (struct rdg_edge): Add a field ddr_p relation.
4314 (build_empty_rdg): Declared.
4315 * lambda.h (lambda_matrix): Declare a VEC of.
4316 (find_induction_var_from_exit_cond): Declared.
4317 (lambda_vector_compare): New.
4318 * common.opt (fgraphite, floop-strip-mine,
4319 floop-interchange, floop-block): New flags.
4320 * lambda-code.c (find_induction_var_from_exit_cond): Export.
4321 * cfgloop.c (is_loop_exit): New.
4322 * cfgloop.h (is_loop_exit): Declared.
4323 (create_empty_if_region_on_edge): Declared.
4324 (create_empty_loop_on_edge): Declared.
4325 * tree-flow.h (add_phi_node_to_bb): Declared.
4326 (make_phi_node): Declared.
4327 (rename_variables_in_bb): Declared.
4328 (perfect_loop_nest_depth): Declared.
4329 (graphite_transform_loops): Declared.
4330 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
4331 (graphite.o-warn): Add -Wno-error.
4332 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
4333 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
4334 (INCLUDES): Add PPLINC, CLOOGINC.
4335 (OBJS-common): Add graphite.o.
4336 (graphite.o): Add rule.
4337 * gimple.h (gimple_vec): ... here.
4338 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
4339 * passes.c (init_optimization_passes): Schedule
4340 pass_graphite_transforms.
4342 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
4345 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
4346 and -fno-toplevel-reorder after handle_options.
4348 2008-09-02 Paul Brook <paul@codesourcery.com>
4350 * config/arm/arm.c (arm_tune_cortex_a9): Define.
4351 (arm_override_options): Set arm_tune_cortex_a9.
4352 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
4353 (arm_issue_rate): Handle cortexa9.
4354 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
4355 * config/arm/arm-cores.def: Add cortex-a9.
4356 * config/arm/arm-tune.md: Regenerate.
4357 * config/arm/arm.md: Include cortex-a9.md.
4358 (generic_sched, generic_vfp): Add cortexa9.
4359 * config/arm/cortex-a9.md: New file.
4361 2008-09-02 Richard Guenther <rguenther@suse.de>
4363 PR tree-optimization/37327
4364 * tree-vrp.c (register_new_assert_for): Make sure to not have
4365 TREE_OVERFLOW set on the bound.
4367 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
4369 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
4371 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
4372 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
4375 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
4377 * gcc/config/spu/spu.md (divdf3): Removed.
4379 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4381 PR tree-optimization/37095
4382 * cgraph.c (cgraph_node): When creating new cgraph node after
4383 assembler_name_hash has been populated, record it in the hash
4386 2008-09-01 Paul Brook <paul@codesourcery.com>
4388 * doc/invoke.texi: Document -mword-relocations.
4389 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4390 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4391 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4392 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
4393 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
4394 (arm_emit_movpair): New function.
4395 (arm_print_operand <c>): Handle sybolic addresses.
4396 * config/arm/arm.h (TARGET_USE_MOVT): Define.
4397 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4398 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
4399 * config/arm/arm.opt: Add -mword-relocations.
4400 * config/arm/arm.md (movsi): Use arm_emit_movpair.
4401 (arm_movt, arm_movw): New.
4403 2008-09-01 Paul Brook <paul@codesourcery.com>
4405 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
4406 Allow Interworking on ARMv4 EABI based targets.
4407 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
4408 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
4410 2008-09-01 Paul Brook <paul@codesourcery.com>
4412 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
4413 optimized LT0 test. Remove optimization for GT.
4415 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4417 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
4418 openmp applications.
4419 * pa-hpux11.h (LIB_SPEC): Likewise.
4421 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
4424 2008-09-01 Jan Hubicka <jh@suse.cz>
4426 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
4427 present, use only counts; when guessed use only frequencies.
4428 (estimate_bb_frequencies): Use function_frequency.
4429 * profile.c (compute_branch_probabilities): Exit early when
4430 profile reading failed. Set profile_status.
4431 (branch_prob): Do not set profile_status.
4433 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
4435 * tree.c (protected_set_expr_location): New.
4436 * tree.h (protected_set_expr_location): New prototype.
4437 * c-tree.h (build_array_ref): Add argument.
4438 (parser_build_unary_op): Same.
4439 * c-typeck.c (build_indirect_ref): Handle new location argument.
4440 (build_array_ref): Same.
4441 (parser_build_unary_op): Same.
4442 * gimplify.c (gimplify_asm_expr): Set input_location before calling
4444 * c-omp.c (c_finish_omp_atomic): Pass location when calling
4446 * c-common.c (finish_label_address_expr): Handle new location argument.
4447 * c-common.h (build_indirect_ref): Add argument.
4448 (finish_label_address_expr): Same.
4449 * c-parser.c (c_parser_unary_expression): Pass location to build
4451 (c_parser_postfix_expression): Same.
4453 2008-09-01 Paul Brook <paul@codesourcery.com>
4455 * config/arm/arm.md: Include cortex-r4f.md.
4456 (attr fpu): Update type list.
4457 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
4458 fconstd, fcmps and fcmpd.
4459 (attr tune_cortexr4): Define.
4460 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
4461 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
4462 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
4463 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
4464 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
4465 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
4466 cortex_a8_vfp_farith: Ditto.
4467 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
4468 * config/arm/cortex-r4.md: Use tune_cortexr4.
4469 * config/arm/cortex-r4f.md: New file.
4471 2008-09-01 Richard Guenther <rguenther@suse.de>
4473 PR tree-optimization/37305
4474 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
4475 the result of constant conversions.
4476 (fold_gimple_assign): Likewise.
4478 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4480 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
4481 #ifdef ENABLE_CHECKING.
4483 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4485 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
4486 * sched-int.h (print_insn, print_pattern, print_value): Declare also
4487 when !INSN_SCHEDULING.
4489 2008-09-01 Andreas Schwab <schwab@suse.de>
4491 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
4493 2008-09-01 Paul Brook <paul@codesourcery.com>
4495 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
4497 2008-09-01 Jan Hubicka <jh@suse.cz>
4499 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
4501 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
4503 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
4504 * gimplify.c (gimplify_init_constructor): Add speed operand.
4505 * tree-sra.c (decide_block_copy): Likewise.
4506 * tree-inline.c (estimate_move_cost): Likewise.
4507 * config/alpha/alpha.h (MOVE_RATIO): Update.
4508 * config/frv/frv.c (MOVE_RATIO): Update.
4509 * config/spu/spu.h (MOVE_RATIO): Update.
4510 * config/sparc/sparc.h (MOVE_RATIO): Update.
4511 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
4512 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
4513 * config/cris/cris.h (MOVE_RATIO): Update.
4514 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
4515 * config/arm/arm.h (MOVE_RATIO): Update.
4516 * config/pa/pa.md: Update uses of MOVE_RATIO
4517 * config/pa/pa.h (MOVE_RATIO): Update.
4518 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
4519 CLEAR_RATIO, SET_RATIO): Update.
4520 * config/h8300/h8300.h (MOVE_RATIO): Update.
4521 * config/v850/v850.h (MOVE_RATIO): Update.
4522 * config/bfin/bfin.h (MOVE_RATIO): Update.
4524 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
4525 Dmitry Melnik <dm@ispras.ru>
4526 Dmitry Zhurikhin <zhur@ispras.ru>
4527 Alexander Monakov <amonakov@ispras.ru>
4528 Maxim Kuvyrkov <maxim@codesourcery.com>
4530 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
4531 sel-sched-dump.c, sel-sched-ir.c: New files.
4532 * Makefile.in (OBJS-common): Add selective scheduling object files.
4533 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
4534 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
4535 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
4536 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
4537 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
4538 (make_forwarder_block): Update loop latch if we have redirected
4539 the loop latch edge.
4540 * cfgloop.c (get_loop_body_in_custom_order): New function.
4541 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
4542 (CP_FALLTHRU_PREHEADERS): Likewise.
4543 (get_loop_body_in_custom_order): Declare.
4544 * cfgloopmanip.c (has_preds_from_loop): New.
4545 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
4546 Assert that the preheader edge will be fall thru when it is set.
4547 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
4548 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
4549 fsel-sched-substitution, fselective-scheduling): New flags.
4550 * cse.c (hash_rtx_cb): New.
4552 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
4553 sel_sched_insn_cnt): New counters.
4554 * final.c (compute_alignments): Export. Free dominance
4555 info after loop_optimizer_finalize.
4556 * genattr.c (main): Output maximal_insn_latency prototype.
4557 * genautomata.c (output_default_latencies): New.
4558 Factor its code from ...
4559 (output_internal_insn_latency_func): ... here.
4560 (output_internal_maximal_insn_latency_func): New.
4561 (output_maximal_insn_latency_func): New.
4562 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
4563 (struct hard_reg_set_iterator): New.
4564 (hard_reg_set_iter_init, hard_reg_set_iter_set,
4565 hard_reg_set_iter_next): New functions.
4566 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
4567 * lists.c (remove_free_INSN_LIST_node,
4568 remove_free_EXPR_LIST_node): New functions.
4569 * loop-init.c (loop_optimizer_init): When
4570 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
4571 calling create_preheaders.
4572 (loop_optimizer_finalize): Do not verify flow info after reload.
4573 * recog.c (validate_replace_rtx_1): New parameter simplify.
4574 Default it to true. Update all uses. Factor out simplifying
4576 (simplify_while_replacing): ... this new function.
4577 (validate_replace_rtx_part,
4578 validate_replace_rtx_part_nosimplify): New.
4579 * recog.h (validate_replace_rtx_part,
4580 validate_replace_rtx_part_nosimplify): Declare.
4581 * rtl.c (rtx_equal_p_cb): New.
4582 (rtx_equal_p): Use it.
4583 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
4584 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
4585 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
4586 * vecprim.h: Add a vector type for unsigned int.
4587 * haifa-sched.c: Include vecprim.h and cfgloop.h.
4588 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
4589 ready_try, cycle_issued_insns, spec_info): Make global.
4590 (readyp): Initialize.
4591 (dfa_lookahead): New global variable.
4592 (old_max_uid, old_last_basic_block): Remove.
4593 (h_i_d): Make it a vector.
4594 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
4596 (after_recovery, adding_bb_to_current_region_p):
4597 New variables to handle correct insertion of the recovery code.
4598 (struct ready_list): Move declaration to sched-int.h.
4599 (rgn_n_insns): Removed.
4600 (rtx_vec_t): Move to sched-int.h.
4601 (find_insn_reg_weight): Remove.
4602 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
4603 (haifa_init_h_i_d, haifa_finish_h_i_d):
4604 New functions to initialize / finalize haifa instruction data.
4605 (extend_h_i_d, init_h_i_d): Rewrite.
4606 (unlink_other_notes): Move logic to add_to_note_list. Handle
4607 selective scheduler.
4608 (ready_lastpos, ready_element, ready_sort, reemit_notes,
4609 find_fallthru_edge): Make global, remove static prototypes.
4610 (max_issue): Make global. Add privileged_n and state parameters. Use
4612 (extend_global, extend_all): Removed.
4613 (init_before_recovery): Add new param. Fix the handling of the case
4614 when we insert a recovery code before the EXIT which has a predecessor
4615 with a fallthrough edge to it.
4616 (create_recovery_block): Make global. Rename to
4617 sched_create_recovery_block. Update.
4618 (change_pattern): Rename to sched_change_pattern. Make global.
4619 (speculate_insn): Rename to sched_speculate_insn. Make global.
4620 Split haifa-specific functionality into ...
4621 (haifa_change_pattern): New static function.
4622 (sched_extend_bb): New static function.
4623 (sched_init_bbs): New function.
4624 (current_sched_info): Change type to struct haifa_sched_info.
4625 (insn_cost): Adjust for selective scheduling.
4626 (dep_cost_1): New function. Move logic from ...
4627 (dep_cost): ... here.
4628 (dep_cost): Use dep_cost_1.
4629 (contributes_to_priority_p): Use sched_deps_info instead of
4631 (priority): Adjust to work with selective scheduling. Process the
4632 corner case when all dependencies don't contribute to priority.
4633 (rank_for_schedule): Use ds_weak instead of dep_weak.
4634 (advance_state): New function. Move logic from ...
4635 (advance_one_cycle): ... here.
4636 (add_to_note_list, concat_note_lists): New functions.
4637 (rm_other_notes): Make static. Adjust for selective scheduling.
4638 (remove_notes, restore_other_notes): New functions.
4639 (move_insn): Add two arguments. Update assert. Don't call
4641 (choose_ready): Remove lookahead variable, use dfa_lookahead.
4642 Remove more_issue, max_points. Move the code to initialize
4643 max_lookahead_tries to max_issue.
4644 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
4645 ready. Adjust use of move_insn. Call restore_other_notes.
4647 (sched_init, sched_finish): Move Haifa-specific initialization/
4649 (haifa_sched_init, haifa_sched_finish): ... respectively.
4651 (setup_sched_dump): New function.
4652 (haifa_init_only_bb): New static function.
4653 (haifa_speculate_insn): New static function.
4654 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
4655 (extend_ready, extend_all): Remove.
4656 (sched_extend_ready_list, sched_finish_ready_list): New functions.
4657 (create_check_block_twin, add_to_speculative_block): Use
4658 haifa_insns_init instead of extend_global. Update to use new
4659 initialization functions. Change parameter. Factor out code from
4660 create_check_block_twin to ...
4661 (sched_create_recovery_edges) ... this new function.
4662 (add_block): Remove.
4663 (sched_scan_info): New.
4664 (extend_bb): Use sched_scan_info.
4665 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
4666 static functions for walking through scheduling region.
4667 (sched_luids): New vector variable to replace uid_to_luid.
4668 (luids_extend_insn): New function.
4669 (sched_max_luid): New variable.
4670 (luids_init_insn): New function.
4671 (sched_init_luids, sched_finish_luids): New functions.
4672 (insn_luid): New debug function.
4673 (sched_extend_target): New function.
4674 (haifa_init_insn): New static function.
4675 (sched_init_only_bb): New hook.
4676 (sched_split_block): New hook.
4677 (sched_split_block_1): New function.
4678 (sched_create_empty_bb): New hook.
4679 (sched_create_empty_bb_1): New function.
4680 (common_sched_info, ready): New global variables.
4681 (current_sched_info_var): Remove.
4682 (move_block_after_check): Use common_sched_info.
4683 (haifa_luid_for_non_insn): New static function.
4684 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
4685 (increase_insn_priority): New.
4686 * modulo-sched.c: (issue_rate): Remove static declaration.
4687 (sms_sched_info): Change type to haifa_sched_info.
4688 (sms_sched_deps_info, sms_common_sched_info): New variables.
4689 (setup_sched_infos): New.
4690 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
4691 Do not call regstat_free_calls_crossed.
4692 (sms_print_insn): Use const_rtx.
4693 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
4694 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
4695 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
4696 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
4697 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
4698 current_sched_info to use it.
4699 (enum reg_pending_barrier_mode): Move to sched-int.h.
4700 (h_d_i_d): New variable. Initialize to NULL.
4701 ({true, output, anti, spec, forward}_dependency_cache): Initialize
4703 (estimate_dep_weak): Remove static declaration.
4704 (sched_has_condition_p): New function. Adjust users of
4705 sched_get_condition to use it instead.
4706 (conditions_mutex_p): Add arguments indicating which conditions are
4708 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
4709 argument to indicate whether returned condition is reversed. Do not
4710 generate new rtx when condition should be reversed; indicate it by
4711 setting new argument instead.
4712 (add_dependence_list_and_free): Add deps parameter.
4713 Update all users. Do not free dependence list when
4714 deps context is readonly.
4715 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
4717 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
4718 (remove_from_deps): New. Use the above functions.
4719 (cur_insn, can_start_lhs_rhs_p): New static variables.
4720 (add_or_update_back_dep_1): Initialize present_dep_type.
4721 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
4722 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
4723 haifa_note_dep): New functions implementing dependence hooks for
4724 the Haifa scheduler.
4725 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
4726 note_dep): New functions.
4727 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
4729 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
4730 (free_deps): Initialize deps->reg_last.
4731 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
4732 sched_analyze_insn): Update to use dependency hooks infrastructure
4733 and readonly contexts.
4734 (deps_analyze_insn): New function. Move part of logic from ...
4735 (sched_analyze): ... here. Also move some logic to ...
4736 (deps_start_bb): ... here. New function.
4737 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
4739 (sched_deps_init): New function. Move code from ...
4740 (init_dependency_caches): ... here. Remove.
4741 (init_deps_data_vector): New.
4742 (sched_deps_finish): New function. Move code from ...
4743 (free_dependency_caches): ... here. Remove.
4744 (init_deps_global, finish_deps_global): Adjust for use with
4745 selective scheduling.
4746 (get_dep_weak): Move logic to ...
4747 (get_dep_weak_1): New function.
4748 (ds_merge): Move logic to ...
4749 (ds_merge_1): New static function.
4750 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
4751 (ds_get_max_dep_weak): New function.
4752 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
4753 (n_insns): Rename to rgn_n_insns.
4754 (debug_ebb_dependencies): New function.
4755 (init_ready_list): Use it.
4756 (begin_schedule_ready): Use sched_init_only_bb.
4757 (ebb_print_insn): Indicate when an insn starts a new cycle.
4758 (contributes_to_priority, compute_jump_reg_dependencies,
4759 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
4760 (add_block1): Remove to ebb_add_block.
4761 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
4762 (schedule_ebb): Initialize them. Use remove_notes instead of
4763 rm_other_notes. Use haifa_local_init/finish.
4764 (schedule_ebbs): Use haifa_sched_init/finish.
4765 * sched-int.h: Include vecprim.h, remove rtl.h.
4766 (struct ready_list): Delete declaration.
4767 (sched_verbose_param, enum sched_pass_id_t,
4768 bb_vec_t, insn_vec_t, rtx_vec_t): New.
4769 (struct sched_scan_info_def): New structure.
4770 (sched_scan_info, sched_scan, sched_init_bbs,
4771 sched_init_luids, sched_finish_luids, sched_extend_target,
4772 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
4773 (struct common_sched_info_def): New.
4774 (common_sched_info, haifa_common_sched_info,
4775 sched_emulate_haifa_p): Declare.
4777 (sched_luids): Declare.
4778 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
4779 (sched_max_luid, insn_luid): Declare.
4780 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
4781 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
4782 print_insn, print_pattern, print_value, haifa_classify_insn,
4783 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
4784 setup_sched_dump, sched_init, sched_finish,
4785 sel_insn_is_speculation_check): Export.
4786 (struct ready_list): Move from haifa-sched.c.
4787 (ready_try, ready, max_issue): Export.
4788 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
4789 sched_init_only_bb, sched_split_block, sched_split_block_1,
4790 sched_create_empty_bb, sched_create_empty_bb_1,
4791 sched_create_recovery_block, sched_create_recovery_edges): Export.
4792 (enum reg_pending_barrier_mode): Export.
4793 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
4795 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
4796 print_insn field. Move add_block and fix_recovery_cfg to
4797 common_sched_info_def. Move compute_jump_reg_dependencies,
4799 (struct sched_deps_info_def): ... this new structure.
4800 (sched_deps_info): Declare.
4801 (struct spec_info_def): Remove weakness_cutoff, add
4802 data_weakness_cutoff and control_weakness_cutoff.
4803 (spec_info): Declare.
4804 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
4806 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
4807 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
4808 (current_sched_info): Change type to struct haifa_sched_info.
4809 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
4810 (h_d_i_d): New variable.
4811 (HDID): New accessor macro.
4812 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
4813 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
4815 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
4816 (enum SCHED_FLAGS): Update for selective scheduler.
4817 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
4818 (init_dependency_caches, free_dependency_caches): Delete declarations.
4819 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
4820 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
4821 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
4822 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
4823 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
4825 (rm_other_notes): Delete declaration.
4826 (schedule_block): Remove one argument.
4827 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
4828 ready_element, ready_lastpos, sched_extend_ready_list,
4829 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
4830 concat_note_lists): Export.
4831 (struct region): Move from sched-rgn.h.
4832 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4833 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4834 BLOCK_TO_BB, CONTAINING_RGN): Export.
4835 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
4836 (current_nr_blocks, current_blocks, target_bb): Likewise.
4837 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
4838 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
4839 sched_rgn_local_init, extend_regions,
4840 rgn_make_new_region_out_of_new_block, compute_priorities,
4841 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
4842 extend_rgns, deps_join rgn_setup_common_sched_info,
4843 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
4844 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
4845 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
4846 increase_insn_priority): Likewise.
4847 * sched-rgn.c: Include sel-sched.h.
4848 (ref_counts): New static variable. Use it ...
4849 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
4850 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
4851 (sched_is_disabled_for_current_region_p): Delete static declaration.
4852 (struct region): Move to sched-int.h.
4853 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4854 ebb_head): Define and initialize.
4855 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4856 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
4857 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
4859 (find_single_block_region): Add new argument to indicate that EBB
4860 regions should be constructed.
4861 (debug_live): Delete declaration.
4862 (current_nr_blocks, current_blocks, target_bb):
4863 Remove static qualifiers.
4864 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
4866 (init_regions): Delete declaration.
4867 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
4868 rgn_estimate_number_of_insns): New.
4869 (too_large): Use estimate_number_of_insns.
4870 (haifa_find_rgns): New. Move the code from ...
4871 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
4872 (free_trg_info): New.
4873 (compute_trg_info): Allocate candidate tables here instead of ...
4874 (init_ready_list): ... here.
4875 (rgn_print_insn): Use const_rtx.
4876 (contributes_to_priority, extend_regions): Delete static declaration.
4877 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
4878 (add_block1): Rename to rgn_add_block.
4879 (debug_rgn_dependencies): Delete static qualifier.
4880 (new_ready): Use sched_deps_info. Simplify.
4881 (rgn_common_sched_info, rgn_const_sched_deps_info,
4882 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
4884 (region_sched_info): Rename to rgn_const_sched_info.
4885 (deps_join): New, extracted from ...
4886 (propagate_deps): ... here.
4887 (compute_block_dependences, debug_dependencies): Update for selective
4889 (free_rgn_deps, compute_priorities): New functions.
4890 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
4891 sched_rgn_compute_dependencies): New functions.
4892 (schedule_region): Use them.
4893 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
4894 rgn_setup_common_sched_info, rgn_setup_sched_infos):
4896 (schedule_insns): Call new functions that were split out.
4897 (rgn_make_new_region_out_of_new_block): New.
4898 (get_rgn_sched_max_insns_priority): New.
4899 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
4900 scheduling when appropriate.
4901 * sched-vis.c: Include insn-attr.h.
4902 (print_value, print_pattern): Make global.
4903 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
4904 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
4905 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
4906 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
4907 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
4908 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
4909 hooks. Initialize them to 0.
4910 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
4911 * target.h (struct gcc_target): Add them. Rename gen_check field to
4913 * flags.h (sel_sched_switch_set): Declare.
4914 * opts.c (sel_sched_switch_set): New variable.
4915 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
4916 pipelining is disabled from command line.
4917 (common_handle_option): Record whether selective scheduling is
4918 requested from command line.
4919 * doc/invoke.texi: Document new flags and parameters.
4920 * doc/tm.texi: Document new target hooks.
4921 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
4923 (dfa_state_size): Do not declare locally.
4924 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
4925 * config/rs6000/rs6000.c (rs6000_init_sched_context,
4926 rs6000_alloc_sched_context, rs6000_set_sched_context,
4927 rs6000_free_sched_context): New functions.
4928 (struct _rs6000_sched_context): New.
4929 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
4931 (rs6000_sched_finish): Do not run for selective scheduling.
4933 2008-08-31 Jan Hubicka <jh@suse.cz>
4935 * frv.c (frv_rtx_costs): Update forward declaration.
4936 * spu.c (spu_rtx_costs): Likewise.
4937 * pdp11.c: Include df.h
4938 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
4939 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
4940 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
4941 * iq2000.c (iq2000_address_cost): Add speed argument.
4942 (iq2000_rtx_costs): Likewise.
4943 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
4944 update call of mn10300_address_cost.
4945 * mcore.c: Include df.h
4946 (mcore_rtx_costs): Update prototype.
4947 * score3.c: Include df.h
4948 (score3_rtx_costs): Remove speed argument.
4949 * score7.c: Include df.h
4950 (score7_address_cost): Remove speed argument.
4951 * score-protos.h (score_address_cost): Update prototype.
4952 * score.c: Include df.h
4953 (score_rtx_costs): Update call of costs functions.
4954 * v850.c (v850_rtx_costs): Add bool argument.
4956 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
4958 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
4960 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4962 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
4963 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
4965 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4967 * mkmap-flat.awk: Add option pe_dll.
4968 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
4969 * config/i386/t-cygwin (SHLIB_LC): Add.
4970 * config/i386/t-mingw32 (SHLIB_LC): Add.
4971 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
4972 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
4973 (LINK_SPEC): Support libgcc_s.
4974 (LIBGCC_SPEC): Support libgcc_s.
4975 (LIBGCC_SONAME): New.
4977 2008-08-31 Jan Hubicka <jh@suse.cz>
4979 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
4980 mistakely had old version of patch.
4982 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
4983 (ipcp_estimate_growth): New.
4984 (ipcp_insert_stage): Use ipcp_estimate_growth.
4985 * profile.c (branch_prob): When reading failed, do not consider
4988 2008-08-31 Jan Hubicka <jh@suse.cz>
4990 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
4991 loop is optimized for speed.
4993 2008-08-31 Richard Guenther <rguenther@suse.de>
4996 * fold-const.c (fold_binary): Retain conversions in folding
4999 2008-08-31 Jan Hubicka <jh@suse.cz>
5001 * postreload-gcse.c (eliminate_partially_redundant_loads):
5002 Use optimize_bb_for_size_p.
5003 * predict.c (maybe_hot_frequency_p): Make inline.
5004 (maybe_hot_count_p): Break out from ...
5005 (maybe_hot_bb_p): ... this one.
5006 (maybe_hot_edge_p): Simplify.
5007 * basic-block.h (probably_cold_bb_p): Remove.
5009 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5012 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
5014 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
5015 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
5016 Also split V4SFmode.
5017 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
5020 2008-08-31 Jan Hubicka <jh@suse.cz>
5022 * predict.c (PROB_VERY_LIKELY): Make small enough so things
5024 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
5026 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5029 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
5032 * dwarf2out.c (native_encode_initializer): Subtract min_index for
5033 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
5035 2008-08-31 Jan Hubicka <jh@suse.cz>
5037 * sparc.h (BRANCH_COST): Fix macro definition.
5038 * avr.c (avr_operand_rtx_cost): Add speed argument.
5039 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
5041 2008-08-31 Richard Guenther <rguenther@suse.de>
5043 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
5044 types instead of operands. Re-instantiate verifying of
5045 binary expression operands.
5047 2008-08-30 Jan Hubicka <jh@suse.cz>
5049 * fwprop.c (should_replace_address): Add speed attribute.
5050 (PR_OPTIMIZE_FOR_SPEED): New flag.
5051 (propagate_rtx_1): Use it.
5052 (propagate_rtx): Set it.
5053 (try_fwprop_subst): Update call of rtx_costs.
5054 (forward_propagate_and_simplify): LIkewise.
5055 * hooks.c (hook_int_rtx_bool_0): New
5056 (hook_bool_rtx_int_int_intp_false): Replace by ...
5057 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5058 * hooks.h (hook_int_rtx_bool_0): New
5059 (hook_bool_rtx_int_int_intp_false): Replace by ...
5060 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5061 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
5062 (prepare_cmp_insn): UPdate call of rtx_cost.
5063 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
5064 (reload_cse_simplify_operands): Update call of rtx_cost.
5065 (reload_cse_move2add): call of rtx_cost.
5066 * target.h (struct gcc_target): Update rtx_costs and address_costs.
5067 * rtlanal.c (rtx_cost): Add speed argument.
5068 (address_cost): Add speed argument
5069 (default_address_cost): Likewise.
5070 (insn_rtx_cost): Likewise.
5071 * cfgloopanal.c (seq_cost): Add speed argument.
5072 (target_reg_cost, target_spill_cost): Turn to array.
5073 (init_set_costs): Update for speed.
5074 (estimate_reg_pressure_cost): Add speed argument.
5075 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
5076 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
5077 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
5078 (seq_cost): Add speed argument.
5079 (computation_cost): Add speed arugment.
5080 (add_cost, multiply_by_const, get_address_cost): add speed argument.
5081 (force_expr_to_var_cost): Update for profile info.
5082 (force_var_cost): Likewise.
5083 (split_address_cost): Likewise.
5084 (ptr_difference_cost): Likewise.
5085 (difference_cost): Likewise.
5086 (get_computation_cost_at): Likewise.
5087 (determine_iv_cost): Likewise.
5088 (ivopts_global_cost_for_size): Likewise.
5089 (rewrite_use_address): Likewise.
5090 (tree_ssa_iv_optimize_loop): Initialize speed field.
5091 * cse.c (optimize_this_for_speed_p): New static var.
5092 (notreg_cost): Update call of rtx_cost.
5093 (cse_extended_basic_block): set optimize_this_for_speed_p.
5094 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
5095 (noce_try_cmove_arith): Likewise.
5096 (noce_try_sign_mask): LIkewise.
5097 * expr.c (compress_float_constant): Update rtx_cost calls.
5098 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
5100 (addr_to_parts): Likewise.
5101 (create_mem_ref): Likewise.
5102 * dse.c (find_shift_sequence): Add speed argument.
5103 (replace_read): Update call.
5104 * calls.c (precompute_register_parameters): Update call of rtx_cost.
5105 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
5106 * neg_cost, shift_cost, shiftadd_cost,
5107 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
5108 mul_highpart_cost): Increase dimension.
5109 (init_expmed): Initialize for both size and speed.
5110 (expand_shift): Use profile.
5111 (synth_mult): Use profile.
5112 (choose_mult_variant): Use profile.
5113 (expand_mult): Use profile.
5114 (expand_mult_highpart_optab): Use profile.
5115 (expand_mult_highpart): Use profile.
5116 (expand_smod_pow2): Use profile.
5117 (expand_divmod): Use profile.
5118 * simplify-rtx.c (simplify_binary_operation_1): Update call of
5120 * loop-invariant.c (create_new_invariant): Use profile.
5121 (gain_for_invariant): Add speed parameter.
5122 (best_gain_for_invariant): Likewise.
5123 (find_invariants_to_move): Likewise.
5124 (move_single_loop_invariants): Set it.
5125 * target-def.h (TARGET_RTX_COSTS): Use hook.
5126 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
5127 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5128 * output.h (default_address_cost): Update prototype.
5129 * combine.c (optimize_this_for_speed_p): New static var.
5130 (combine_validate_cost): Update call of rtx_cost.
5131 (combine_instructions): Set optimize_this_for_speed_p.
5132 (expand_compound_operation): Update call of rtx_cost.
5133 (make_extraction):Update call of rtx_cost.
5134 (force_to_mode):Update call of rtx_cost.
5135 (distribute_and_simplify_rtx):Update call of rtx_cost.
5136 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
5137 (estimate_reg_pressure_cost): Update prototype.
5138 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
5139 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
5141 * config/alpha/alpha.c (alpha_rtx_costs): Update.
5142 (alpha_rtx_costs): Update.
5143 * config/frv/frv.c (frv_rtx_costs): Update.
5144 * config/s390/s390.c (s390_rtx_costs): Update.
5145 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
5146 (m32c_rtx_costs): Update.
5147 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
5148 (spu_rtx_costs): Update.
5149 * config/sparc/sparc.c (sparc_rtx_costs): Update.
5150 * config/m32r/m32r.c (m32r_rtx_costs): Update.
5151 * config/i386/i386.c (:ix86_address_cost): Update.
5152 (ix86_rtx_costs): Update.
5153 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
5154 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
5155 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
5156 * config/crx/crx.c (crx_address_cost): Update.
5157 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
5158 * config/stormy16/stormy16.c
5159 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
5160 * config/m68hc11/m68hc11.c
5161 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
5162 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
5163 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
5165 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
5167 * config/ia64/ia64.c (ia64_rtx_costs): Update.
5168 * config/m68k/m68k.c (m68k_rtx_costs): Update.
5169 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
5170 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
5171 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
5172 (mcore_rtx_costs): update.
5173 * config/score/score3.c (score3_rtx_costs): Update.
5174 * config/score/score7.c (score7_rtx_costs): Update.
5175 * config/score/score3.h (score3_rtx_costs):Update.
5176 * config/score/score7.h (score7_rtx_costs): Update.
5177 * config/score/score.c (score_rtx_costs): Update.
5178 * config/arm/arm.c (arm_address_cost): Update.
5179 (arm_rtx_costs_1): Update.
5180 (arm_rtx_costs_1): Update.
5181 (arm_size_rtx_costs): Update.
5182 (arm_size_rtx_costs): Update.
5183 (arm_size_rtx_costs): Update.
5184 (arm_xscale_rtx_costs): Update.
5185 (arm_thumb_address_cost): Update.
5186 * config/pa/pa.c (hppa_address_cost): Update.
5187 * config/mips/mips.c (mips_rtx_costs): Update.
5188 * config/vax/vax.c (vax_address_cost): Update.
5189 * config/h8300/h8300.c (h8300_shift_costs): Update.
5190 (h8300_rtx_costs): Update.
5191 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
5192 (v850_rtx_costs): Update.
5193 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
5194 * config/bfin/bfin.c
5195 (bfin_address_cost): Update.
5196 (bfin_rtx_costs): Update.
5197 * stmt.c (lshift_cheap_p): Update.
5199 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5202 * expmed.c (extract_bit_field_1): Check the mode size to make
5203 sure the vector modes have the same size.
5205 2008-08-29 Michael Meissner <gnu@the-meissners.org>
5207 * dojump.c (top level): Include basic-block.h to declare
5208 optimize_insn_for_speed_p
5210 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
5212 * opts.h (CL_SAVE): New option class for marking options that are
5213 target specific options usable in the target attribute.
5214 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
5216 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
5217 can easily find the target specific options that are safe to use
5218 in the attribute or pragma.
5220 * attribs.c (decl_attributes): Change #pragma GCC option to
5221 #pragma GCC target, and attribute((option(...))) to
5222 attribute((target(...))).
5224 * doc/extend.texi (target attribute): Change from option
5225 attribute. Delete push/pop/reset.
5226 (#pragma GCC target): Change from #pragma GCC option. Delete
5228 (#pragma GCC push_options): Document new pragma.
5229 (#pragma GCC pop_options): Document new pragma.
5230 (#pragma GCC reset_options): Document new pragma.
5232 * targhooks.c (default_target_option_valid_attribute_p): Add
5233 warning about port not supporting target attributes.
5234 (default_target_option_pragma_parse): New function, warn about
5235 #pragma GCC target not being supported.
5237 * targhooks.h (default_target_option_pragma_parse): Add
5240 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
5241 TI_CURRENT_OPTION_PRAGMA.
5242 (current_target_pragma): Rename from current_option_pragma.
5244 * target.h: (struct target_option): Delete booleans for changing
5245 the optimization level on hot/cold functions. Change signature of
5246 pragma_parse hook to take a second tree.
5248 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
5250 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
5251 that the declaration is done at global scope.
5253 * langhooks.c (add_builtin_function_common): Move most of the code
5254 from add_builtin_function here, calling the hook passed in.
5255 (add_builtin_function): Call add_builtin_function_common with
5256 standard builtin hook.
5257 (add_builtin_function_ext_scope): New function to add builtins to
5260 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
5262 (add_builtin_function_ext_scope): Add declaration.
5264 * c-pragma.c (handle_pragma_target): Rename from
5265 handle_pragma_option, #pragma GCC option is now #pragma GCC
5266 target. Move warning about port not supporting target options to
5267 default pragma parse hook. Remove push/pop/reset from this
5269 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
5270 (option_stack): Delete static variable.
5271 (optimize_stack): Ditto.
5272 (optons_stack): New stack of saved target and optimization
5274 (handle_pragma_push_options): New function to handle pushing both
5275 target and optimization options.
5276 (handle_pragma_pop_options): New function to handle popping both
5277 target and optimization options.
5278 (handle_pragma_reset_options): New function to handle resetting
5279 both target and optimization options to their initial state.
5280 (init_pragma): Rename handle_pragma_option to
5281 handle_pragma_target. Add support for push_options, pop_options,
5282 and reset_options pragmas.
5284 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
5285 default_target_option_pragma_parse.
5286 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
5287 default_target_option_valid_attribute_p.
5288 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5289 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5290 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
5291 optimization level on hot/cold functions.
5293 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
5294 if the caller and callee have different optimization levels.
5296 * c-common.c (handle_target_attribute): Rename from
5297 handle_option_attribute, attribute((option(...))) is now
5298 attribute((target(...))). Move warning if the port does not
5299 support target attributes to the default hook.
5300 (handle_hot_attribute): Delete code to change the optimization
5301 level of hot functions.
5302 (handle_cold_attribute): Ditto.
5304 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
5305 argument that is the binary tree options to use if there are no
5306 arguments. Call ix86_valid_target_attribute_tree instead of
5307 ix86_valid_option_attribute_tree.
5308 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
5309 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
5310 ix86_pragma_option_parse.
5312 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
5313 Rename from ix86_valid_option_attribute_tree.
5315 * config/i386/i386.c (ix86_add_new_builtins): New function to add
5316 new builtins when the ISA changes.
5317 (ix86_valid_target_attribute_tree): Rename from
5318 ix86_valid_option_attribute_tree. Change callers. If the
5319 function specified optimization options, use those as the starting
5320 point before setting up the target attributes. If the
5321 optimization options were changed in the course of setting the
5322 target attributes, record the new optimization options.
5323 (ix86_valid_target_attribute_tree_inner_p): Rename from
5324 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
5325 ix86_add_new_builtins if the ISA changed.
5326 (ix86_valid_target_attribute_p): Rename from
5327 ix86_valid_option_attribute_p. Change callers.
5328 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
5329 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
5330 as delayed builtin functions.
5331 (struct builtin_isa): New structure to record builtin functions
5332 that should be delayed until the ISA for that function is used.
5333 (ix86_builtins_isa): Change from int to struct to track builtin
5334 functions we want to declare at some point.
5335 (def_builtin): If the front end can delay defining the builtin
5336 functions, don't create builtins for ISAs not part of the default
5338 (def_builtin_const): Ditto.
5339 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
5340 __builtin_ia32_pcmov_v2di to be different builtin functions.
5341 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
5342 a structure instead of an int.
5343 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
5344 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
5345 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5346 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5348 * config/ia64/ia64.h
5349 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5350 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5352 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
5353 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
5354 (LANG_HOOKS_INITIALIZER): Add
5355 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
5357 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
5360 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
5361 the reload address with the index register for SFmode
5362 access with a displacement.
5364 2008-08-30 Jan Hubicka <jh@suse.cz>
5366 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
5367 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
5368 * dojump.c (do_jump): Likewise.
5369 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
5370 (note-if_info): Add BRANCH_COST.
5371 (noce_try_store_flag_constants, noce_try_addcc,
5372 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
5373 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
5374 find_if_case_2): Use computed branch cost.
5375 * expr.h (BRANCH_COST): Update default.
5376 * predict.c (predictable_edge_p): New function.
5377 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
5378 Update BRANCH_COST call.
5379 * basic-block.h (predictable_edge_p): Declare.
5380 * config/alpha/alpha.h (BRANCH_COST): Update.
5381 * config/frv/frv.h (BRANCH_COST): Update.
5382 * config/s390/s390.h (BRANCH_COST): Update.
5383 * config/spu/spu.h (BRANCH_COST): Update.
5384 * config/sparc/sparc.h (BRANCH_COST): Update.
5385 * config/m32r/m32r.h (BRANCH_COST): Update.
5386 * config/i386/i386.h (BRANCH_COST): Update.
5387 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
5389 * config/sh/sh.h (BRANCH_COST): Update.
5390 * config/pdp11/pdp11.h (BRANCH_COST): Update.
5391 * config/avr/avr.h (BRANCH_COST): Update.
5392 * config/crx/crx.h (BRANCH_COST): Update.
5393 * config/xtensa/xtensa.h (BRANCH_COST): Update.
5394 * config/stormy16/stormy16.h (BRANCH_COST): Update.
5395 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
5396 * config/iq2000/iq2000.h (BRANCH_COST): Update.
5397 * config/ia64/ia64.h (BRANCH_COST): Update.
5398 * config/rs6000/rs6000.h (BRANCH_COST): Update.
5399 * config/arc/arc.h (BRANCH_COST): Update.
5400 * config/score/score.h (BRANCH_COST): Update.
5401 * config/arm/arm.h (BRANCH_COST): Update.
5402 * config/pa/pa.h (BRANCH_COST): Update.
5403 * config/mips/mips.h (BRANCH_COST): Update.
5404 * config/vax/vax.h (BRANCH_COST): Update.
5405 * config/h8300/h8300.h (BRANCH_COST): Update.
5406 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
5407 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
5408 * doc/tm.texi (BRANCH_COST): Update.
5410 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
5413 * config/arm/arm.c (arm_optimization_options): Set
5414 flag_section_anchors to 2 instead of 1 to distinguish it from
5415 -fsection-anchors given explicitely on the command line.
5417 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
5419 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
5420 final insn of a split.
5422 2008-08-30 Jan Hubicka <jh@suse.cz>
5424 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
5425 optimized for speed.
5426 * final.c (compute_alignments): Use optimize_bb_for_size_p.
5427 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
5428 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
5429 flag_gcse_after_reload_set): New static vars.
5430 (common_handle_option): Enable those flags for profile-use.
5431 (decode_options): Remove optimize_size flags that are handled
5432 on higher granuality.
5433 * tree-vectorizer.c (vectorize_loops): Use
5434 optimize_loop_nest_for_speed_p.
5435 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
5436 * tree-predcom.c (tree_predictive_commoning): Use
5437 optimize_loop_for_speed_p.
5438 * varasm.c (assemble_start_function): Use
5439 optimize_function_for_speed_p.
5440 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
5441 * predict.c (optimize_loop_for_speed_p): Fix walk.
5443 2008-08-30 Jan Hubicka <jh@suse.cz>
5445 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
5447 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
5448 profile presence locally.
5450 2008-08-29 Joseph Myers <joseph@codesourcery.com>
5453 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
5454 versions before 4.0.
5456 2008-08-29 Jan Hubicka <jh@suse.cz>
5458 * tree-inline.c (insert_init_stmt): Insert sequence even when
5461 2008-08-29 Jeff Law <law@redhat.com>
5463 * mn10300.c (mn10300_secondary_reload_class): We need secondary
5464 reloads for AM33-2 if IN is a pseudo with an equivalent memory
5465 location and class is an FP register.
5467 2008-08-29 Jan Hubicka <jh@suse.cz>
5469 * see.c (see_merge_one_def_extension): Silence used uninitialized
5471 * matrix-reorg.c (check_allocation_function): Likewise.
5472 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
5474 2008-08-29 Jakub Jelinek <jakub@redhat.com>
5477 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
5478 compute new & and | in type rather than TREE_TYPE (arg0).
5480 * dwarf2out.c (fortran_common): Update comment.
5481 (gen_variable_die): Swap com_die and var_die variables in Fortran
5482 COMMON block handling code.
5484 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
5486 * dwarf2out.c (gen_const_die): New function.
5487 (size_of_die, value_format, output_die): Output larger
5488 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
5489 (native_encode_initializer): New function.
5490 (tree_add_const_value_attribute): Call it.
5491 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
5493 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
5494 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
5495 TREE_THIS_VOLATILE to add_type_attribute.
5497 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
5499 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
5502 * dwarf2out.c (loc_by_reference): New function.
5503 (add_location_or_const_value_attribute): Use it.
5506 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
5507 as DW_TAG_variable children of DW_TAG_common_block rather than
5508 DW_TAG_member children. Put DW_AT_external to individual
5509 DW_TAG_variable DIEs, not to DW_TAG_common_block.
5511 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
5512 loc_descriptor_from_tree_1.
5516 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
5517 arguments to imported_module_or_decl.
5518 (debug_nothing_tree_tree): Removed.
5519 (debug_nothing_tree_tree_tree_bool): New prototype.
5520 * debug.c (do_nothing_debug_hooks): Adjust.
5521 (debug_nothing_tree_tree): Removed.
5522 (debug_nothing_tree_tree_tree_bool): New function.
5523 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
5524 (gen_variable_die): Put all common vars for the
5525 same COMMON block under one DW_TAG_common_block.
5526 (declare_in_namespace): Return new context_die, for Fortran
5527 return the module DIE instead of adding extra declarations into
5529 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
5530 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
5531 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
5533 (dwarf2out_global_decl): Don't skip Fortran global vars.
5534 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
5535 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
5536 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
5537 DW_TAG_imported_declaration as child of previous
5538 DW_TAG_imported_module.
5539 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
5540 * sdbout.c (sdb_debug_hooks): Likewise.
5541 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5543 2008-08-29 Jan Hubicka <jh@suse.cz>
5545 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
5547 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
5548 * ipa-cp.c (n_cloning_candidates): New static variable.
5549 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
5550 (ipcp_print_all_lattices): Improve debug output.
5551 (ipcp_cloning_candidate_p): New function.
5552 (ipcp_initialize_node_lattices): Use it.
5553 (ipcp_init_stage): Do only analyzis here; prettier debug output.
5554 (ipcp_propagate_stage): Prettier debug output.
5555 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
5556 (ipcp_print_all_structures): Remove.
5557 (ipcp_need_redirect_p): Test !n_cloning_candidates.
5558 (ipcp_insert_stage): Prettier debug output; call
5559 cgraph_remove_unreachable_nodes before propagating.
5560 (pass_ipa_cp): Schedule function removal pass.
5561 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
5563 (cgraph_maybe_hot_edge_p): Move to ...
5564 * predict.c (cgraph_maybe_hot_edge_p) ... here.
5565 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
5566 (common_handle_option): Set them; enable ipa-cp when profiling.
5567 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
5568 (ipa_print_all_jump_functions): Likewise.
5569 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
5570 (ipa_print_node_params, ipa_print_all_params): New.
5571 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
5572 ipa_print_all_param_flags): Remove.
5573 (ipa_print_node_params, ipa_print_all_params): New.
5575 2008-08-29 Bob Wilson <bob.wilson@acm.org>
5577 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
5578 change from 2008-04-03.
5579 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
5581 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5584 * ira-color.c (push_allocnos_to_stack): Truncate
5585 removed_splay_allocno_vec.
5587 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5590 * ira-color (ira_fast_allocation): Don't assign hard registers to
5593 2008-08-29 Jan Hubicka <jh@suse.cz>
5596 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
5597 for cold internal loops.
5599 2008-08-29 Richard Guenther <rguenther@suse.de>
5601 * tree-ssa-structalias.c (create_variable_info_for): Do not
5602 create fields for heap vars or vars with a noalias state.
5603 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
5606 2008-08-29 Richard Guenther <rguenther@suse.de>
5608 * common.opt (ftree-store-ccp): Mark as preserved for
5609 backward compatibility.
5610 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
5611 * tree-pass.h (pass_store_ccp): Remove.
5612 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
5613 (first_vdef): Remove declaration.
5614 (get_value_loaded_by): Likewise.
5615 * tree-ssa-ccp.c (do_store_ccp): Remove.
5616 (get_default_value): Simplify as do_store_ccp is always false
5617 now. Do not initialize mem_ref.
5618 (set_value_varying): Likewise.
5619 (canonicalize_float_value): Likewise.
5620 (set_lattice_value): Likewise.
5621 (likely_value): Likewise.
5622 (surely_varying_stmt_p): Likewise.
5623 (ccp_initialize): Likewise.
5624 (ccp_lattice_meet): Likewise.
5625 (ccp_visit_phi_node): Likewise.
5626 (ccp_fold): Likewise.
5627 (evaluate_stmt): Likewise.
5628 (visit_assignment): Likewise.
5629 (ccp_visit_stmt): Likewise.
5630 (execute_ssa_ccp): Fold into ...
5631 (do_ssa_ccp): ... this.
5632 (do_ssa_store_ccp): Remove.
5633 (gate_store_ccp): Likewise.
5634 (pass_store_ccp): Likewise.
5635 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
5637 * tree-ssa-propagate.c (first_vdef): Remove.
5638 (get_value_loaded_by): Likewise.
5639 (replace_vuses_in): Likewise.
5640 (substitute_and_fold): Do not call replace_vuses_in.
5641 * opts.c (decode_options): Do not set flag_tree_store_ccp.
5643 2008-08-29 Richard Guenther <rguenther@suse.de>
5646 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
5647 PARAM_NOALIAS tags with is_heapvar.
5648 * tree-ssa-operands.c (access_can_touch_variable): Offset
5649 based tests do not apply for heapvars. Fix offset test.
5651 2008-08-29 Jan Hubicka <jh@suse.cz>
5653 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
5654 (-fipa-cp-clone): Enabled by default at -O3.
5655 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
5656 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
5658 2008-08-29 Jan Hubicka <jh@suse.cz>
5660 * tree.c (build_function_type_skip_args,
5661 build_function_decl_skip_args): New functions.
5662 * tree.h (build_function_type_skip_args,
5663 build_function_decl_skip_args): Declare.
5664 * gimple.c (giple_copy_call_skip_args): New function.
5665 (giple_copy_call_skip_args): Declare.
5667 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
5668 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
5669 (ipcp_node_modifiable_p): ... this one; use
5670 tree_versionable_function_p.
5671 (ipcp_create_replace_map): Improve debug output.
5672 (ipcp_need_redirect_p): Return false when not clonning.
5673 (ipcp_update_callgraph): Skip args.
5674 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
5676 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
5677 (save_inline_function_body): Update call of tree_function_versioning.
5678 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
5679 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
5681 (tree_function_versioning): Likewise.
5682 * tree-inline.h (tree_function_versioning): Update prototype.
5684 2008-08-29 Jan Hubicka <jh@suse.cz>
5686 * loop-unswitch.c (unswitch_single_loop): Use
5687 optimize_loop_for_speed_p.
5688 * tree-ssa-threadupdate.c (mark_threaded_blocks):
5689 Use optimize_function_for_size_p.
5690 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
5691 * postreload-gcse.c (eliminate_partially_redundant_load):
5692 Use optimize_bb_for_size_p.
5693 * value-prof.c (gimple_divmod_fixed_value_transform,
5694 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
5695 gimple_stringops_transform): Use optimize_bb_for_size_p.
5696 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
5697 * final.c (compute_alignments): Use optimize_function_for_size_p.
5698 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
5699 (fold_builtin_strcpy, fold_builtin_fputs): Use
5700 optimize_function_for_size_p.
5701 * fold-const.c (tree_swap_operands_p): Use
5702 optimize_function_for_size_p.
5703 * recog.c (relax_delay_slots): Likewise.
5704 * tree-ssa-math-opts.c (replace_reciprocal):
5705 Use optimize_bb_for_speed_p.
5706 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
5707 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
5708 optimize_function_for_size_p.
5709 (cgraph_decide_inlining_of_small_function): Use
5710 optimize_function_for_size_p.
5711 * global.c (find_reg): Use optimize_function_for_size_p.
5712 * opts.c (decode_options): Do not clear flag_tree_ch,
5713 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
5714 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
5715 work it out from profile.
5716 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
5717 optimize_loop_for_speed_p.
5718 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5720 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
5721 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
5722 * tree-eh.c (decide_copy_try_finally): Use
5723 optimize_function_for_size_p.
5724 * local-alloc.c (block_alloc): Pass BB pointer.
5725 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
5726 * gcse.c (gcse_main): Use optimize_function_for_size_p.
5727 * loop-unroll.c (decide_unrolling_and_peeling):
5728 Use optimize_loop_for_size_p.
5729 (decide_peel_completely): Likewise.
5730 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
5731 optimize_loop_for_size_p.
5732 (vect_enhance_data_refs_alignment): Likewise.
5733 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
5734 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
5736 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
5737 (try_crossjump_bb): Use optimize_bb_for_size_p.
5738 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
5739 optimize_loop_for_speed_p.
5740 * bb-reorder.c (find_traces_1_round): Likewise.
5741 (copy_bb): Use optimize_bb_for_speed_p.
5742 (duplicate_computed_gotos): Likewise.
5743 * basic-block.h (optimize_loop_nest_for_size_p,
5744 optimize_loop_nest_for_speed_p): New.
5745 * stmt.c (expand_case): Use optimize_insn_for_size_p.
5747 2008-08-29 Tristan Gingold <gingold@adacore.com>
5749 * gcov.c (main): Call expandargv.
5751 2008-08-29 Jan Hubicka <jh@suse.cz>
5753 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
5755 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5757 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
5758 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5760 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
5762 2008-08-29 Jan Hubicka <jh@suse.cz>
5764 * tree-pass.h (pass_strip_predict_hints): Declare.
5765 * predict.c (strip_builtin_expect): Rename to ...
5766 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
5767 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
5768 (tree_estimate_probability): Do not strip builtin_expect.
5769 (pass_strip_predict_hints): New pass.
5770 * tree-inline.c (expand_call_inline): When inlining cold function,
5771 predict it as unlikely.
5772 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
5774 2008-08-29 Richard Guenther <rguenther@suse.de>
5776 PR tree-optimization/37207
5777 * tree-vrp.c (extract_range_from_binary_expr): Also try
5778 to constant fold if only one of the operands is a constant.
5780 2008-08-29 Nick Clifton <nickc@redhat.com>
5782 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
5783 the same way as SYMBOL_REFs.
5785 2008-08-28 Bob Wilson <bob.wilson@acm.org>
5787 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
5789 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5791 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
5792 * config/mips/mips.md (branch_likely): Remove const. Fix
5794 (define_delay for type "branch"): Change to only apply for branch
5795 with likely variant.
5796 (define_delay for type "branch" and "branch_likely" no). New delay
5798 (equality_op): New code iterator.
5799 (bbv, bbinv): New code attributes.
5800 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
5803 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5804 Andrew Pinski <pinskia@gcc.gnu.org>
5807 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
5809 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
5811 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
5812 rule that a symbolic constant must be defined and >= 0 for the
5813 corresponding facility to be present at compile-time.
5814 * gthr-posix.c: Likewise.
5816 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5818 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
5819 * config/mips/mips.md (D): New mode attribute.
5820 (mulsi3, muldi3): Merge it into ...
5821 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
5822 (muldi3_mul3): New pattern.
5823 (mulsi3_mult3): Rename to mulsi3_mul3.
5825 2008-08-28 Jan Hubicka <jh@suse.cz>
5827 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
5829 * predict.c (always_optimize_for_size_p): Rename to ...
5830 (optimize_function_for_size): ... this one; make extern.
5831 (optimize_function_for_speed_p): New.
5832 (optimize_bb_for_size_p, optimize_bb_for_size_p,
5833 optimize_edge_for_size_p,optimize_edge_for_size_p,
5834 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
5835 * basic-block.h (optimize_function_for_size_p,
5836 optimize_function_for_speed_p): Declare.
5837 * i386.md (optimize_size checks): Replace them by appropriate
5839 (standard_80387_constant_p, ix86_compute_frame_layout,
5840 ix86_expand_epilogue, ix86_decompose_address,
5841 print_operand, emit_i387_cw_initialization,
5842 inline_memory_move_cost, ix86_pad_returns,
5843 ix86_reorg): Replace optimize_size checks.
5845 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
5847 * rtl.h (simplify_subreg_regno): Declare.
5848 * rtlanal.c (simplify_subreg_regno): New function, split out from...
5849 * simplify-rtx.c (simplify_subreg): ...here.
5850 * reload.c (find_reloads): Use simplify_subreg_regno instead of
5851 subreg_offset_representable_p.
5853 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5856 * c-typeck.c (convert_for_assignment): Give a note describing what
5857 was passed and what was expected.
5859 2008-08-28 Joey Ye <joey.ye@intel.com>
5861 * doc/extend.texi: Document AVX built-in functions.
5862 * doc/invoke.texi: Document -mavx.
5864 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
5865 Joey Ye <joey.ye@intel.com>
5866 Xuepeng Guo <xuepeng.guo@intel.com>
5868 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
5870 * config/i386/cpuid.h (bit_FMA): New.
5871 (bit_XSAVE): Likewise.
5872 (bit_OSXSAVE): Likewise.
5873 (bit_AVX): Likewise.
5875 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
5876 define. Use ASM_OUTPUT_AVX_PREFIX.
5878 * config/i386/gmmintrin.h: New.
5880 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
5881 (OPTION_MASK_ISA_AVX_SET): New.
5882 (OPTION_MASK_ISA_FMA_SET): Likewise.
5883 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
5884 (OPTION_MASK_ISA_FMA_SET): Likewise.
5885 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
5886 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
5887 (pta_flags): Add PTA_AVX and PTA_FMA.
5888 (override_options): Handle PTA_AVX and PTA_FMA.
5889 (init_cumulative_args): Handle warn_avx.
5890 (classify_argument): Return 0 for COImode and OImode. Return
5891 1 and X86_64_AVX_CLASS for 256bit vector types.
5892 (examine_argument): Handle X86_64_AVX_CLASS.
5893 (construct_container): Likewise.
5894 (function_arg_advance_32): Pass OImode and 256bit vector types
5896 (function_arg_advance_64): Take a new argument to indicate if a
5897 parameter is named. Handle 256bit vector types. Return
5898 immediately for unnamed 256bit vector mode parameters.
5899 (function_arg_advance): Updated.
5900 (function_arg_32): Add comments for TImode. Handle OImode
5901 and 256bit vector types.
5902 (function_arg_64): Take a new argument to indicate if a
5903 parameter is named. Handle 256bit vector types. Return NULL
5904 for unnamed 256bit vector mode parameters.
5905 (function_arg): Updated.
5906 (setup_incoming_varargs_64): Support
5907 AVX encoding for *sse_prologue_save_insn.
5908 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
5909 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
5910 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
5911 enabled, otherwise return -3.
5912 (standard_sse_constant_opcode): Handle AVX and 256bit vector
5914 (print_reg): Support AVX registers. Handle 'x' and 't'.
5915 Handle 'd' to duplicate the operand.
5916 (print_operand): Likewise. Also support AVX vector compare
5918 (output_387_binary_op): Support AVX.
5919 (output_fp_compare): Likewise.
5920 (ix86_expand_vector_move_misalign): Likewise.
5921 (ix86_attr_length_vex_default): New.
5922 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5923 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5924 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5925 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5926 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
5927 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5928 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
5929 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
5930 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
5931 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
5932 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
5933 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
5934 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
5935 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
5936 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5937 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
5938 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
5939 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5940 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
5941 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
5942 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5943 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5944 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5945 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
5946 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
5947 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
5948 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
5949 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5950 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
5951 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
5952 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
5953 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
5954 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
5955 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5956 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5957 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5958 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
5959 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
5960 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
5961 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
5962 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
5963 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
5964 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
5965 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
5966 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
5967 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
5968 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5969 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5970 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5971 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5972 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5973 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5974 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5975 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5976 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5977 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5978 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5979 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5980 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5981 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5982 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5983 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5984 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5985 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
5986 and IX86_BUILTIN_MOVMSKPS256,
5987 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
5988 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
5989 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
5990 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
5991 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
5992 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
5993 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
5994 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
5995 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
5996 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
5997 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
5998 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
5999 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
6000 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
6001 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
6002 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
6003 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
6004 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
6005 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
6006 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
6007 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
6008 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
6009 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
6010 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
6011 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
6012 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
6013 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
6014 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
6015 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
6016 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
6017 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
6018 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
6019 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
6020 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
6021 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
6022 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
6023 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
6024 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
6025 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
6026 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
6027 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
6028 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
6029 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
6030 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
6031 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
6032 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
6033 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
6034 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
6035 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
6036 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
6037 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
6038 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
6039 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
6040 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
6041 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
6042 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
6043 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
6044 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
6046 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
6047 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
6048 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
6049 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
6050 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
6051 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
6052 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
6053 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
6054 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
6055 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6056 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
6057 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6058 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
6059 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
6060 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
6061 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
6062 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
6063 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
6064 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
6065 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
6066 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
6067 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
6068 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6069 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6070 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6071 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6072 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6073 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6074 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6075 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6076 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6077 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6078 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6079 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
6080 IX86_BUILTIN_MOVMSKPS256.
6081 (ix86_init_mmx_sse_builtins): Support AVX builtins.
6082 (ix86_expand_args_builtin): Likewise.
6083 (ix86_expand_special_args_builtin): Likewise.
6084 (ix86_hard_regno_mode_ok): Handle AVX modes.
6085 (ix86_expand_vector_init_duplicate): Likewise.
6086 (ix86_expand_vector_init_one_nonzero): Likewise.
6087 (ix86_expand_vector_init_one_var): Likewise.
6088 (ix86_expand_vector_init_concat): Likewise.
6089 (ix86_expand_vector_init_general): Likewise.
6090 (ix86_expand_vector_set): Likewise.
6091 (ix86_vector_mode_supported_p): Likewise.
6092 (x86_extended_reg_mentioned_p): Check INSN_P before using
6095 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
6096 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
6098 * config/i386/i386.h (TARGET_AVX): New.
6099 (TARGET_FMA): Likewise.
6100 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
6101 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
6102 (VALID_AVX256_REG_MODE): New.
6103 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6104 (AVX_FLOAT_MODE_P): Likewise.
6105 (AVX128_VEC_FLOAT_MODE_P): Likewise.
6106 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6107 (AVX_VEC_FLOAT_MODE_P): Likewise.
6108 (ASM_OUTPUT_AVX_PREFIX): Likewise.
6109 (ASM_OUTPUT_OPCODE): Likewise.
6110 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
6112 (SSE_REG_MODE_P): Allow 256bit vector modes.
6113 (ix86_args): Add a warn_avx field.
6115 * config/i386/i386.md (UNSPEC_PCMP): New.
6116 (UNSPEC_VPERMIL): Likewise.
6117 (UNSPEC_VPERMIL2): Likewise.
6118 (UNSPEC_VPERMIL2F128): Likewise.
6119 (UNSPEC_MASKLOAD): Likewise.
6120 (UNSPEC_MASKSTORE): Likewise.
6121 (UNSPEC_CAST): Likewise.
6122 (UNSPEC_VTESTP): Likewise.
6123 (UNSPECV_VZEROALL): Likewise.
6124 (UNSPECV_VZEROUPPER): Likewise.
6125 (XMM0_REG): Likewise.
6126 (XMM1_REG): Likewise.
6127 (XMM2_REG): Likewise.
6128 (XMM3_REG): Likewise.
6129 (XMM4_REG): Likewise.
6130 (XMM5_REG): Likewise.
6131 (XMM6_REG): Likewise.
6132 (XMM8_REG): Likewise.
6133 (XMM9_REG): Likewise.
6134 (XMM10_REG): Likewise.
6135 (XMM11_REG): Likewise.
6136 (XMM12_REG): Likewise.
6137 (XMM13_REG): Likewise.
6138 (XMM14_REG): Likewise.
6139 (XMM15_REG): Likewise.
6141 (prefix_vex_imm8): Likewise.
6142 (prefix_vex_w): Likewise.
6143 (length_vex): Likewise.
6146 (*avx_ashlti3): Likewise.
6147 (*avx_lshrti3): Likewise.
6148 (*avx_setcc<mode>): Likewise.
6149 (*fop_<mode>_comm_mixed_avx): Likewise.
6150 (*fop_<mode>_comm_avx): Likewise.
6151 (*fop_<mode>_1_mixed_avx): Likewise.
6152 (*fop_<mode>_1_avx): Likewise.
6153 (*avx_<code><mode>3): Likewise.
6154 (*avx_ieee_smin<mode>3): Likewise.
6155 (*avx_ieee_smax<mode>3): Likewise.
6156 (mode): Add OI, V8SF and V4DF.
6157 (length): Support VEX prefix.
6158 (*cmpfp_i_mixed): Set prefix attribute.
6159 (*cmpfp_i_sse): Likewise.
6160 (*cmpfp_iu_mixed): Likewise.
6161 (*cmpfp_iu_sse): Likewise.
6162 (*movsi_1): Support AVX.
6163 (*movdi_2): Likewise.
6164 (*movdi_1_rex64): Likewise.
6165 (*movti_internal): Likewise.
6166 (*movti_rex64): Likewise.
6167 (*movsf_1): Likewise.
6168 (*movdf_nointeger): Likewise.
6169 (*movdf_integer_rex64): Likewise.
6170 (*movtf_internal): Likewise.
6171 (zero_extendsidi2_32): Likewise.
6172 (zero_extendsidi2_rex64): Likewise.
6173 (*extendsfdf2_mixed): Likewise.
6174 (*extendsfdf2_sse): Likewise.
6175 (*truncdfsf_fast_mixed): Likewise.
6176 (*truncdfsf_fast_sse): Likewise.
6177 (*truncdfsf_mixed): Likewise.
6178 (fix_trunc<mode>di_sse): Likewise.
6179 (fix_trunc<mode>si_sse): Likewise.
6180 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
6181 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
6182 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
6183 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
6184 (*rcpsf2_sse): Likewise.
6185 (*rsqrtsf2_sse): Likewise.
6186 (*sqrt<mode>2_sse): Likewise.
6187 (sse4_1_round<mode>2): Likewise.
6188 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
6189 Support AVX. Set length attribute properly for AVX.
6191 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
6192 (VECTOR_MODES (FLOAT, 32)): Likewise.
6193 (VECTOR_MODE (INT, DI, 8)): Likewise.
6194 (VECTOR_MODE (INT, HI, 32)): Likewise.
6195 (VECTOR_MODE (INT, QI, 64)): Likewise.
6196 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
6197 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
6198 (VECTOR_MODE (INT, DI, 4)): Removed.
6199 (VECTOR_MODE (INT, SI, 8)): Likewise.
6200 (VECTOR_MODE (INT, HI, 16)): Likewise.
6201 (VECTOR_MODE (INT, QI, 32)): Likewise.
6202 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
6203 (INT_MODE (OI, 32)): Likewise.
6205 * config/i386/i386.opt (mavx): New.
6208 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
6210 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
6211 (*mov<mode>_internal_avx): New.
6212 (*movv2sf_internal_rex64_avx): Likewise.
6213 (*movv2sf_internal_avx): Likewise.
6215 * config/i386/predicates.md (const_4_to_5_operand): New.
6216 (const_6_to_7_operand): Likewise.
6217 (const_8_to_11_operand): Likewise.
6218 (const_12_to_15_operand): Likewise.
6219 (avx_comparison_float_operator): Likewise.
6221 * config/i386/sse.md (AVX256MODEI): New.
6222 (AVX256MODE): Likewise.
6223 (AVXMODEQI): Likewise.
6224 (AVXMODE): Likewise.
6225 (AVX256MODEF2P): Likewise.
6226 (AVX256MODE2P): Likewise.
6227 (AVX256MODE4P): Likewise.
6228 (AVX256MODE8P): Likewise.
6229 (AVXMODEF2P): Likewise.
6230 (AVXMODEF4P): Likewise.
6231 (AVXMODEDCVTDQ2PS): Likewise.
6232 (AVXMODEDCVTPS2DQ): Likewise.
6233 (avxvecmode): Likewise.
6234 (avxvecpsmode): Likewise.
6235 (avxhalfvecmode): Likewise.
6236 (avxscalarmode): Likewise.
6237 (avxcvtvecmode): Likewise.
6238 (avxpermvecmode): Likewise.
6239 (avxmodesuffixf2c): Likewise.
6240 (avxmodesuffixp): Likewise.
6241 (avxmodesuffixs): Likewise.
6242 (avxmodesuffix): Likewise.
6243 (vpermilbits): Likewise.
6244 (pinsrbits): Likewise.
6245 (mov<mode>): Likewise.
6246 (*mov<mode>_internal): Likewise.
6247 (push<mode>1): Likewise.
6248 (movmisalign<mode>): Likewise.
6249 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6250 (avx_movdqu<avxmodesuffix>): Likewise.
6251 (avx_lddqu<avxmodesuffix>): Likewise.
6252 (<plusminus_insn><mode>3): Likewise.
6253 (*avx_<plusminus_insn><mode>3): Likewise.
6254 (*avx_vm<plusminus_insn><mode>3): Likewise.
6255 (mul<mode>3): Likewise.
6256 (*avx_mul<mode>3): Likewise.
6257 (*avx_vmmul<mode>3): Likewise.
6258 (divv8sf3): Likewise.
6259 (divv4df3): Likewise.
6260 (avx_div<mode>3): Likewise.
6261 (*avx_div<mode>3): Likewise.
6262 (*avx_vmdiv<mode>3): Likewise.
6263 (avx_rcpv8sf2): Likewise.
6264 (*avx_vmrcpv4sf2): Likewise.
6265 (sqrtv8sf2): Likewise.
6266 (avx_sqrtv8sf2): Likewise.
6267 (*avx_vmsqrt<mode>2): Likewise.
6268 (rsqrtv8sf2): Likewise.
6269 (avx_rsqrtv8sf2): Likewise.
6270 (*avx_vmrsqrtv4sf2): Likewise.
6271 (<code><mode>3): Likewise.
6272 (*avx_<code><mode>3_finite): Likewise.
6273 (*avx_<code><mode>3): Likewise.
6274 (*avx_vm<code><mode>3): Likewise.
6275 (*avx_ieee_smin<mode>3): Likewise.
6276 (*avx_ieee_smax<mode>3): Likewise.
6277 (avx_addsubv8sf3): Likewise.
6278 (avx_addsubv4df3): Likewise.
6279 (*avx_addsubv4sf3): Likewise.
6280 (*avx_addsubv2df3): Likewise.
6281 (avx_h<plusminus_insn>v4df3): Likewise.
6282 (avx_h<plusminus_insn>v8sf3): Likewise.
6283 (*avx_h<plusminus_insn>v4sf3): Likewise.
6284 (*avx_h<plusminus_insn>v2df3): Likewise.
6285 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
6286 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
6287 (*avx_maskcmp<mode>3): Likewise.
6288 (avx_nand<mode>3): Likewise.
6289 (*avx_<code><mode>3): Likewise.
6290 (*avx_nand<mode>3): Likewise.
6291 (*avx_<code><mode>3): Likewise.
6292 (*avx_cvtsi2ss): Likewise.
6293 (*avx_cvtsi2ssq): Likewise.
6294 (*avx_cvtsi2sd): Likewise.
6295 (*avx_cvtsi2sdq): Likewise.
6296 (*avx_cvtsd2ss): Likewise.
6297 (avx_cvtss2sd): Likewise.
6298 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
6299 (avx_cvtps2dq<avxmodesuffix>): Likewise.
6300 (avx_cvttps2dq<avxmodesuffix>): Likewise.
6301 (*avx_cvtsi2sd): Likewise.
6302 (*avx_cvtsi2sdq): Likewise.
6303 (avx_cvtdq2pd256): Likewise.
6304 (avx_cvtpd2dq256): Likewise.
6305 (avx_cvttpd2dq256): Likewise.
6306 (*avx_cvtsd2ss): Likewise.
6307 (*avx_cvtss2sd): Likewise.
6308 (avx_cvtpd2ps256): Likewise.
6309 (avx_cvtps2pd256): Likewise.
6310 (*avx_movhlps): Likewise.
6311 (*avx_movlhps): Likewise.
6312 (avx_unpckhps256): Likewise.
6313 (*avx_unpckhps): Likewise.
6314 (avx_unpcklps256): Likewise.
6315 (*avx_unpcklps): Likewise.
6316 (avx_movshdup256): Likewise.
6317 (avx_movsldup256): Likewise.
6318 (avx_shufps256): Likewise.
6319 (avx_shufps256_1): Likewise.
6320 (*avx_shufps_<mode>): Likewise.
6321 (*avx_loadhps): Likewise.
6322 (*avx_storelps): Likewise.
6323 (*avx_loadlps): Likewise.
6324 (*avx_movss): Likewise.
6325 (*vec_dupv4sf_avx): Likewise.
6326 (*vec_concatv2sf_avx): Likewise.
6327 (*vec_concatv4sf_avx): Likewise.
6328 (*vec_setv4sf_0_avx): Likewise.
6329 (*vec_setv4sf_avx): Likewise.
6330 (*avx_insertps): Likewise.
6331 (avx_vextractf128<mode>): Likewise.
6332 (vec_extract_lo_<mode>): Likewise.
6333 (vec_extract_hi_<mode>): Likewise.
6334 (vec_extract_lo_<mode>): Likewise.
6335 (vec_extract_hi_<mode>): Likewise.
6336 (vec_extract_lo_v16hi): Likewise.
6337 (vec_extract_hi_v16hi): Likewise.
6338 (vec_extract_lo_v32qi): Likewise.
6339 (vec_extract_hi_v32qi): Likewise.
6340 (avx_unpckhpd256): Likewise.
6341 (*avx_unpckhpd): Likewise.
6342 (avx_movddup256): Likewise.
6343 (*avx_movddup): Likewise.
6344 (avx_unpcklpd256): Likewise.
6345 (*avx_unpcklpd): Likewise.
6346 (avx_shufpd256): Likewise.
6347 (avx_shufpd256_1): Likewise.
6348 (*avx_punpckhqdq): Likewise.
6349 (*avx_punpcklqdq): Likewise.
6350 (*avx_shufpd_<mode>): Likewise.
6351 (*avx_storehpd): Likewise.
6352 (*avx_loadhpd): Likewise.
6353 (*avx_loadlpd): Likewise.
6354 (*avx_movsd): Likewise.
6355 (*vec_concatv2df_avx): Likewise.
6356 (*avx_<plusminus_insn><mode>3): Likewise.
6357 (*avx_<plusminus_insn><mode>3): Likewise.
6358 (*avx_mulv8hi3): Likewise.
6359 (*avxv8hi3_highpart): Likewise.
6360 (*avx_umulv8hi3_highpart): Likewise.
6361 (*avx_umulv2siv2di3): Likewise.
6362 (*avx_mulv2siv2di3): Likewise.
6363 (*avx_pmaddwd): Likewise.
6364 (*avx_mulv4si3): Likewise.
6365 (*avx_ashr<mode>3): Likewise.
6366 (*avx_lshr<mode>3): Likewise.
6367 (*avx_ashl<mode>3): Likewise.
6368 (*avx_<code><mode>3): Likewise.
6369 (*avx_eq<mode>3): Likewise.
6370 (*avx_gt<mode>3): Likewise.
6371 (*avx_nand<mode>3): Likewise.
6372 (*avx_nand<mode>3): Likewise.
6373 (*avx_<code><mode>3): Likewise.
6374 (*avx_<code><mode>3): Likewise.
6375 (*avx_packsswb): Likewise.
6376 (*avx_packssdw): Likewise.
6377 (*avx_packuswb): Likewise.
6378 (*avx_punpckhbw): Likewise.
6379 (*avx_punpcklbw): Likewise.
6380 (*avx_punpckhwd): Likewise.
6381 (*avx_punpcklwd): Likewise.
6382 (*avx_punpckhdq): Likewise.
6383 (*avx_punpckldq): Likewise.
6384 (*avx_pinsr<avxmodesuffixs>): Likewise.
6385 (*avx_pinsrq): Likewise.
6386 (*avx_loadld): Likewise.
6387 (*vec_extractv2di_1_rex64_avx): Likewise.
6388 (*vec_extractv2di_1_avx): Likewise.
6389 (*vec_dupv2di_avx): Likewise.
6390 (*vec_concatv2si_avx): Likewise.
6391 (*vec_concatv4si_1_avx): Likewise.
6392 (*vec_concatv2di_avx): Likewise.
6393 (*vec_concatv2di_rex64_avx): Likewise.
6394 (*avx_uavgv16qi3): Likewise.
6395 (*avx_uavgv8hi3): Likewise.
6396 (*avx_psadbw): Likewise.
6397 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
6398 (*avx_phaddwv8hi3): Likewise.
6399 (*avx_phadddv4si3): Likewise.
6400 (*avx_phaddswv8hi3): Likewise.
6401 (*avx_phsubwv8hi3): Likewise.
6402 (*avx_phsubdv4si3): Likewise.
6403 (*avx_phsubswv8hi3): Likewise.
6404 (*avx_pmaddubsw128): Likewise.
6405 (*avx_pmulhrswv8hi3): Likewise.
6406 (*avx_pshufbv16qi3): Likewise.
6407 (*avx_psign<mode>3): Likewise.
6408 (*avx_palignrti): Likewise.
6409 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6410 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6411 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6412 (*avx_mpsadbw): Likewise.
6413 (*avx_packusdw): Likewise.
6414 (*avx_pblendvb): Likewise.
6415 (*avx_pblendw): Likewise.
6416 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6417 (avx_ptest256): Likewise.
6418 (avx_roundp<avxmodesuffixf2c>256): Likewise.
6419 (*avx_rounds<ssemodesuffixf2c>): Likewise.
6420 (*avx_aesenc): Likewise.
6421 (*avx_aesenclast): Likewise.
6422 (*avx_aesdec): Likewise.
6423 (*avx_aesdeclast): Likewise.
6424 (avx_vzeroupper): Likewise.
6425 (avx_vzeroupper_rex64): Likewise.
6426 (avx_vpermil<mode>): Likewise.
6427 (avx_vpermilvar<mode>3): Likewise.
6428 (avx_vpermil2<mode>3): Likewise.
6429 (avx_vperm2f128<mode>3): Likewise.
6430 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6431 (avx_vbroadcastss256): Likewise.
6432 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
6433 (avx_vinsertf128<mode>): Likewise.
6434 (vec_set_lo_<mode>): Likewise.
6435 (vec_set_hi_<mode>): Likewise.
6436 (vec_set_lo_<mode>): Likewise.
6437 (vec_set_hi_<mode>): Likewise.
6438 (vec_set_lo_v16hi): Likewise.
6439 (vec_set_hi_v16hi): Likewise.
6440 (vec_set_lo_v32qi): Likewise.
6441 (vec_set_hi_v32qi): Likewise.
6442 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6443 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6444 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
6445 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
6446 (vec_init<mode>): Likewise.
6447 (*vec_concat<mode>_avx): Likewise.
6448 (blendbits): Support V8SF and V4DF.
6449 (sse2_movq128): Support AVX.
6450 (<sse>_movnt<mode>): Likewise.
6451 (sse2_movntv2di): Likewise.
6452 (sse_rcpv4sf2): Likewise.
6453 (sse_sqrtv4sf2): Likewise.
6454 (sse_rsqrtv4sf2): Likewise.
6455 (<sse>_comi): Likewise.
6456 (<sse>_ucomi): Likewise.
6457 (sse_cvtss2si): Likewise.
6458 (sse_cvtss2si_2): Likewise.
6459 (sse_cvtss2siq): Likewise.
6460 (sse_cvtss2siq_2): Likewise.
6461 (sse_cvttss2si): Likewise.
6462 (sse_cvttss2siq): Likewise.
6463 (sse2_cvtsd2si): Likewise.
6464 (sse2_cvtsd2si_2): Likewise.
6465 (sse2_cvtsd2siq): Likewise.
6466 (sse2_cvtsd2siq_2): Likewise.
6467 (sse2_cvttsd2si): Likewise.
6468 (sse2_cvttsd2siq): Likewise.
6469 (sse2_cvtdq2pd): Likewise.
6470 (*sse2_cvtpd2dq): Likewise.
6471 (*sse2_cvttpd2dq): Likewise.
6472 (*sse2_cvtpd2ps): Likewise.
6473 (sse2_cvtps2pd): Likewise.
6474 (sse3_movshdup): Likewise.
6475 (sse3_movsldup): Likewise.
6476 (sse_storehps): Likewise.
6477 (*sse4_1_extractps): Likewise.
6478 (sse2_storelpd): Likewise.
6479 (vec_dupv2df_sse3): Likewise.
6480 (*vec_concatv2df_sse3): Likewise.
6481 (*sse4_1_pextrb): Likewise.
6482 (*sse4_1_pextrb_memory): Likewise.
6483 (*sse2_pextrw): Likewise.
6484 (*sse4_1_pextrw_memory): Likewise.
6485 (*sse4_1_pextrd): Likewise.
6486 (*sse4_1_pextrq): Likewise.
6487 (sse2_pshufd_1): Likewise.
6488 (sse2_pshuflw_1): Likewise.
6489 (sse2_pshufhw_1): Likewise.
6490 (*sse2_storeq_rex64): Likewise.
6491 (*vec_dupv4si): Likewise.
6492 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
6493 (sse2_pmovmskb): Likewise.
6494 (*sse2_maskmovdqu): Likewise.
6495 (*sse2_maskmovdqu_rex64): Likewise.
6496 (sse_ldmxcsr): Likewise.
6497 (sse_stmxcsr): Likewise.
6498 (abs<mode>2): Likewise.
6499 (sse4_1_movntdqa): Likewise.
6500 (sse4_1_phminposuw): Likewise.
6501 (sse4_1_extendv8qiv8hi2): Likewise.
6502 (*sse4_1_extendv8qiv8hi2): Likewise.
6503 (sse4_1_extendv4qiv4si2): Likewise.
6504 (*sse4_1_extendv4qiv4si2): Likewise.
6505 (sse4_1_extendv2qiv2di2): Likewise.
6506 (*sse4_1_extendv2qiv2di2): Likewise.
6507 (sse4_1_extendv4hiv4si2): Likewise.
6508 (*sse4_1_extendv4hiv4si2): Likewise.
6509 (sse4_1_extendv2hiv2di2): Likewise.
6510 (*sse4_1_extendv2hiv2di2): Likewise.
6511 (sse4_1_extendv2siv2di2): Likewise.
6512 (*sse4_1_extendv2siv2di2): Likewise.
6513 (sse4_1_zero_extendv8qiv8hi2): Likewise.
6514 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
6515 (sse4_1_zero_extendv4qiv4si2): Likewise.
6516 (*sse4_1_zero_extendv4qiv4si2): Likewise.
6517 (sse4_1_zero_extendv2qiv2di2): Likewise.
6518 (*sse4_1_zero_extendv2qiv2di2): Likewise.
6519 (sse4_1_zero_extendv4hiv4si2): Likewise.
6520 (*sse4_1_zero_extendv4hiv4si2): Likewise.
6521 (sse4_1_zero_extendv2hiv2di2): Likewise.
6522 (*sse4_1_zero_extendv2hiv2di2): Likewise.
6523 (sse4_1_zero_extendv2siv2di2): Likewise.
6524 (*sse4_1_zero_extendv2siv2di2): Likewise.
6525 (sse4_1_ptest): Likewise.
6526 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
6527 (sse4_2_pcmpestri): Likewise.
6528 (sse4_2_pcmpestrm): Likewise.
6529 (sse4_2_pcmpistri): Likewise.
6530 (sse4_2_pcmpistrm): Likewise.
6532 (aeskeygenassist): Likewise.
6534 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
6536 * config/i386/predicates.md (vzeroall_operation): New.
6538 * config/i386/sse.md (avx_vzeroall): New.
6539 (*avx_vzeroall): Likewise.
6541 2008-08-28 Paul Brook <paul@codesourcery.com>
6542 Mark Shinwell <shinwell@codesourcery.com>
6543 Richard Earnshaw <richard.earnshaw@arm.com>
6545 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
6546 (TARGET_MIN_ANCHOR_OFFSET): New.
6547 (arm_override_options): Set correct anchor ranges for Thumb-1
6548 and Thumb-2 if required.
6549 (legitimize_pic_address): Handle case involving a TLS symbol
6550 reference with an addend.
6551 (arm_optimization_options): Enable section anchors at -O1 and
6553 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
6554 * config/arm/arm-protos.h (arm_optimization_options): New.
6556 2008-08-28 Nick Clifton <nickc@redhat.com>
6558 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
6559 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
6562 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
6563 * config/v850/v850.md (return): Remove frame size restriction.
6565 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
6567 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
6569 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
6571 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
6573 2008-08-28 Paul Brook <paul@codesourcery.com>
6575 * config/arm/vfp11.md: Update license notice.
6576 * config/arm/cortex-r4.md: Ditto.
6578 2008-08-28 Richard Guenther <rguenther@suse.de>
6580 PR tree-optimization/37207
6581 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
6584 2008-08-28 Dodji Seketeli <dodji@redhat.com>
6587 * tree.c (int_fits_type_p): Don't forget unsigned integers
6588 of type sizetype which higher end word equals -1.
6590 2008-08-28 Ira Rosen <irar@il.ibm.com>
6592 * target.h (struct vectorize): Add new target builtin.
6593 * tree-vectorizer.c (destroy_loop_vec_info): Call
6594 vect_free_slp_instance instead of vect_free_slp_node.
6595 * tree-vectorizer.h (enum slp_load_perm_type): New.
6596 (struct _slp_instance): Add new fields.
6597 (SLP_INSTANCE_LOAD_PERMUTATION): New.
6598 (SLP_INSTANCE_LOADS): New.
6599 (vect_free_slp_tree): Remove.
6600 (vect_free_slp_instance): Declare.
6601 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
6602 (vectorizable_load): Add argument.
6603 (vect_transform_slp_perm_load): New.
6604 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
6606 (vect_get_place_in_interleaving_chain): New function.
6607 (vect_free_slp_tree): Make static.
6608 (vect_free_slp_instance): New function.
6609 (vect_build_slp_tree): Add new arguments. Allow load permutations and
6610 collect the load location in the interleaving chain.
6611 (vect_supported_slp_permutation_p): New function.
6612 (vect_supported_load_permutation_p): Likewise.
6613 (vect_analyze_slp_instance): In case of loads permutation, call
6614 vect_supported_load_permutation_p to check that the permutation is
6616 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
6617 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
6618 (vect_create_mask_and_perm): New function.
6619 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
6620 (vectorizable_load): Add an argument. Don't keep the created vectors
6621 statements in the node if permutation is required. Call
6622 vect_transform_slp_perm_load to generate the permutation.
6623 (vect_transform_stmt): Add new argument. Call vectorizable_load with
6624 additional argument.
6625 (vect_schedule_slp_instance): In case of loads permutation, allocate
6626 vectorized statements structure for all the related SLP nodes. Call
6627 vect_transform_stmt with addditional argument.
6628 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
6629 * config/spu/spu.c (spu_builtin_vec_perm): New.
6630 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6631 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
6632 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
6633 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6635 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
6637 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
6638 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
6639 __gthread_cond_signal, __gthread_cond_timedwait,
6640 __gthread_cond_timedwait_recursive): New functions.
6641 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
6643 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
6646 2008-08-28 Richard Guenther <rguenther@suse.de>
6649 * fold-const.c (maybe_canonicalize_comparison_1): Require
6650 undefined overflow only for canonicalizing A +- CST cmp CST.
6651 Make sure to not generate new constants that are not inside
6652 their TYPE_MIN/MAX_VALUE range.
6653 (maybe_canonicalize_comparison): Remove undefined overflow
6655 (fold_binary): Remove now duplicate folding.
6657 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6659 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
6660 use not updated in the last change.
6662 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6664 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
6665 (IRA_COVER_CLASSES): Add FPUL_REGS.
6667 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6670 * c-common.c (conversion_warning): Check for null operands.
6672 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6675 * c-decl.c (check_for_loop_decls): Improve error message. Give
6678 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6681 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
6682 (convert_for_assignment): Pass corrent OPT_W* parameter to
6683 WARN_FOR_ASSIGNMENT.
6685 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6688 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
6690 2008-08-27 Paul Brook <paul@codesourcery.com>
6692 * config.gcc: Loosen checks for arm uclinux eabi targets.
6694 2008-08-27 Paul Brook <paul@codesourcery.com>
6696 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
6698 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6700 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
6702 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
6703 the enumerators of an ENUMERAL_TYPE.
6704 * dbxout.c (dbxout_type): Ditto.
6706 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
6709 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
6710 (fwprop_addr): Check that the loop_father is not the outer loop.
6712 2008-08-26 Paul Brook <paul@codesourcery.com>
6714 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
6715 Remove documentation entry for fmul type.
6716 Use fmuls to annotate single-precision multiplication patterns,
6717 fmuld to annotate double-precision multiplication patterns,
6718 fmacs to annotate single-precision multiply-accumulate patterns
6719 and fmacd to annotate double-precision multiply-accumulate patterns.
6720 * config/arm/vfp11.md: Update reservations accordingly.
6721 * config/arm/arm.md: Note that certain values of the "type"
6722 attribute are documented in vfp.md.
6723 * config/arm/arm1020e.md: Remove out of date duplicate comment.
6724 (v10_cvt): Use new fmul types.
6726 2008-08-26 Paul Brook <paul@codesourcery.com>
6728 * config/arm/vfp.md: Move pipeline description for VFP11 to...
6729 * config/arm/vfp11.md: ...here. New.
6730 * config/arm/arm.md: Include vfp11.md.
6732 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
6734 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
6735 parameter to inform call.
6737 2008-08-26 Jeff Law <law@redhat.com>
6739 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
6740 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
6741 preferred class when copying a constant into a partial word register.
6743 2008-08-26 Ben Elliston <bje@au.ibm.com>
6745 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
6746 * cp/typeck.c: Likewise.
6747 * cp/tree.c: Likewise.
6748 * gimple-low.c: Likewise.
6751 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
6753 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
6754 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
6756 * doc/passes.texi: Describe IRA.
6758 * doc/tm.texi (IRA_COVER_CLASSES,
6759 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
6761 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
6762 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
6763 -fira-propagate-cost, -fno-ira-share-save-slots,
6764 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
6766 * flags.h (ira_algorithm): New enumeration.
6767 (flag_ira_algorithm, flag_ira_verbose): New external variable
6770 * postreload.c (gate_handle_postreload): Don't do post reload
6771 optimizations unless the reload is completed.
6773 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
6776 * tree-pass.h (pass_ira): New external variable declaration.
6778 * reload.h: Add 2008 to the Copyright.
6780 * cfgloopanal.c: Include params.h.
6781 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
6784 * params.h (IRA_MAX_LOOPS_NUM): New macro.
6786 * toplev.c (ira.h): New include.
6787 (flag_ira_algorithm, flag_ira_verbose): New external variables.
6788 (backend_init_target): Call ira_init.
6789 (backend_init): Call ira_init_once.
6790 (finalize): Call finish_ira_once.
6792 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
6793 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
6796 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
6797 may_move_out_cost): New external variable declarations.
6798 (move_table): New typedef.
6800 * caller-save.c: Include headers output.h and ira.h.
6801 (no_caller_save_reg_set): New global variable.
6802 (save_slots_num, save_slots): New variables.
6803 (reg_save_code, reg_restore_code, add_stored_regs): Add
6805 (init_caller_save): Set up no_caller_save_reg_set.
6806 (init_save_areas): Reset save_slots_num.
6807 (saved_hard_reg): New structure.
6808 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
6809 (initiate_saved_hard_regs, new_saved_hard_reg,
6810 finish_saved_hard_regs, saved_hard_reg_compare_func): New
6812 (setup_save_areas): Add code for sharing stack slots.
6813 (all_blocks): New variable.
6814 (save_call_clobbered_regs): Process pseudo-register too.
6815 (mark_set_regs): Process pseudo-register too.
6816 (insert_one_insn): Put the insn after bb note in a empty basic
6817 block. Add insn check.
6819 * global.c (eliminable_regset): Make it external.
6820 (mark_elimination): Use DF_LR_IN for IRA.
6821 (pseudo_for_reload_consideration_p): New.
6822 (build_insn_chain): Make it external. Don't ignore spilled
6823 pseudos for IRA. Use pseudo_for_reload_consideration_p.
6824 (gate_handle_global_alloc): New function.
6825 (pass_global_alloc): Add the gate function.
6827 * opts.c (decode_options): Set up flag_ira. Print the warning for
6829 (common_handle_option): Process -fira-algorithm and -fira-verbose.
6831 * timevar.def (TV_IRA, TV_RELOAD): New passes.
6833 * regmove.c (regmove_optimize): Don't do replacement of output for
6836 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
6837 New external variable declarations.
6839 * local-alloc.c (update_equiv_regs): Make it external. Return
6840 true if jump label rebuilding should be done. Rescan new_insn for
6842 (gate_handle_local_alloc): New function.
6843 (pass_local_alloc): Add the gate function.
6845 * alias.c (value_addr_p, stack_addr_p): New functions.
6846 (nonoverlapping_memrefs_p): Use them for IRA.
6848 * common.opt (fira, fira-algorithm, fira-coalesce,
6849 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
6850 fira-verbose): New options.
6852 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
6853 move_cost, may_move_in_cost, may_move_out_cost): Make the
6855 (move_table): Remove typedef.
6856 (init_move_cost): Make it external.
6857 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
6860 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
6861 setup_reg_classes): New function prototypes.
6862 (eliminable_regset): New external variable declaration.
6863 (build_insn_chain, update_equiv_regs): New function prototypes.
6865 * Makefile.in (IRA_INT_H): New definition.
6866 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
6867 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
6868 (reload1.o, toplev.o): Add dependence on ira.h.
6869 (cfgloopanal.o): Add PARAMS_H.
6870 (caller-save.o): Add dependence on output.h and ira.h.
6871 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
6872 ira-emit.o, ira-lives.o): New entries.
6874 * passes.c (pass_ira): New pass.
6876 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
6878 * reload1.c (ira.h): Include the header.
6879 (changed_allocation_pseudos): New bitmap.
6880 (init_reload): Initiate the bitmap.
6881 (compute_use_by_pseudos): Permits spilled registers in FROM.
6882 (temp_pseudo_reg_arr): New variable.
6883 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
6884 IRA. Call alter_reg with the additional parameter. Don't clear
6885 spilled_pseudos for IRA. Restore original insn chain for IRA.
6886 Clear changed_allocation_pseudos at the end of reload.
6887 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
6888 (hard_regno_to_pseudo_regno): New variable.
6889 (count_pseudo): Check spilled pseudos. Set up
6890 hard_regno_to_pseudo_regno.
6891 (count_spilled_pseudo): Check spilled pseudos. Update
6892 hard_regno_to_pseudo_regno.
6893 (find_reg): Use better_spill_reload_regno_p. Check
6894 hard_regno_to_pseudo_regno.
6895 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
6897 (eliminate_regs_1): Use additional parameter for alter_reg.
6898 (finish_spills): Set up pseudo_previous_regs only for spilled
6899 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
6900 more arguments. Don't clear live_throughout and dead_or_set for
6901 spilled pseudos. Use additional parameter for alter_reg. Call
6902 mark_allocation_change. Set up changed_allocation_pseudos.
6903 Remove sanity check.
6904 (emit_input_reload_insns, delete_output_reload): Use additional
6905 parameter for alter_reg. Call mark_allocation_change.
6906 (substitute, gen_reload_chain_without_interm_reg_p): New
6908 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
6910 * testsuite/gcc.dg/20080410-1.c: New file.
6912 * config/s390/s390.h (IRA_COVER_CLASSES,
6913 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
6915 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
6917 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
6919 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
6921 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
6923 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
6925 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
6927 2008-08-24 Jeff Law <law@redhat.com>
6928 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
6929 when ignoring unavailable registers.
6931 2008-08-24 Jeff Law <law@redhat.com>
6932 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
6933 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
6934 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
6935 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
6937 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
6938 * ira-build.c (allocno_range_compare_func): Stabilize sort.
6940 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
6941 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
6942 * reload1.c (find_reg): Process registers in register allocation order.
6944 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6945 * toplev.c (backend_init_target): Move ira_init call from
6947 (lang_dependent_init_target): ...to here.
6949 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6950 * ira.c (setup_class_subset_and_memory_move_costs): Don't
6951 calculate memory move costs for NO_REGS.
6953 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
6954 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
6955 STACK_REGS is defined.
6957 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6958 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
6960 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
6961 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
6963 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
6964 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
6965 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
6968 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
6969 Dorit Nuzman <dorit@il.ibm.com>
6971 * gcc/config/spu/spu.md (vec_extract_evenv4si,
6972 vec_extract_evenv4sf, vec_extract_evenv8hi,
6973 vec_extract_evenv16qi, vec_extract_oddv4si,
6974 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
6975 vec_interleave_highv4sf, vec_interleave_lowv4sf,
6976 vec_interleave_highv4si, vec_interleave_lowv4si,
6977 vec_interleave_highv8hi, vec_interleave_lowv8hi,
6978 vec_interleave_highv16qi, vec_interleave_lowv16qi,
6979 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
6981 2008-08-25 Janis Johnson <janis187@us.ibm.com>
6984 * config/rs6000/rs6000.c (optimization_options): Don't default to
6985 section anchors without toplevel reorder.
6987 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6989 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
6990 (mfc_end_critical_section): Likewise.
6992 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6994 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
6995 all type qualifiers from element type to vector type.
6997 2008-08-25 David Daney <ddaney@avtrex.com>
6999 * config/mips/mips.md (immediate_insn): Move up in file, fix
7000 comment typo, reformat.
7001 (fetchop_bit, atomic_hiqi_op memory_barrier,
7002 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
7003 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
7004 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
7005 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
7006 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
7007 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
7008 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
7009 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
7010 sync_old_nand<mode>, sync_new_nand<mode>,
7011 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
7012 test_and_set_12): Moved to sync.md.
7014 * config/mips/sync.md: New file.
7016 2008-08-25 Richard Henderson <rth@redhat.com>
7018 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
7019 (regsave): Likewise.
7020 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
7021 (output_cfi_directive): Likewise.
7022 (div_data_align): New.
7023 (output_cfi): Use it.
7025 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
7027 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
7028 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
7029 (TARGET_OCTEON): New macro.
7030 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
7031 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
7032 (ISA_HAS_POP): New macro.
7033 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7035 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
7037 * config/mips/mips.md (cpu): Add octeon.
7038 (type): Add pop attribute value.
7039 (popcount<mode>2): New pattern.
7040 * doc/invoke.texi (-march=@var{arch}): Add octeon.
7042 2008-08-24 Jan Hubicka <jh@suse.cz>
7044 * doc/invoke.texi (-fipa-cp-clone): New option.
7045 (-fipa-cp): Update docs.
7046 (--param ipcp-unit-growth):New.
7047 * ipa-cp.c: Include fibheap.h, params.h
7048 (ipcp_initialize_node_lattices): When not cloning, all externally
7049 visible functions are bottom.
7050 (ipcp_need_redirect_p): Accept clones.
7051 (ipcp_insert_stage): Use cost driven heuristics.
7052 (max_count, dead_nodes): New static vars.
7053 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
7054 ipcp_const_param_count): New functions.
7055 * common.opt (ipa-cp-clone): New command line option.
7056 * params.def (ipcp-unit-growth): New.
7058 2008-08-24 Jan Hubicka <jh@suse.cz>
7060 * tree-inline.c (tree_function_versioning): Look harder
7061 for referenced vars.
7063 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
7065 PR tree-optimization/37185
7066 * matrix-reorg.c (transform_access_sites): Update changed stmt.
7068 2008-08-23 Jan Hubicka <jh@suse.cz>
7070 * ipa-cp.c (ipcp_analyze_node): New function.
7071 (ipcp_update_cloned_node): Use it.
7072 (ipcp_init_stage): Likewise.
7073 * ipa-inline.c (function_insertion_hook_holder): New static var.
7074 (analyze_function): Break out from ....
7075 (inline_generate_summary): Here; register insertion hook.
7076 (cgraph_decide_inlining): Remove hook.
7077 (add_new_function): New function.
7079 2008-08-23 Jan Hubicka <jh@suse.cz>
7081 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
7083 2008-08-23 Jan Hubicka <jh@suse.cz>
7085 * ipa-cp.c (constant_val_insert): Remove.
7086 (ipcp_propagate_one_const): Remove.
7087 (ipcp_create_replace_map): Always insert replacements to the map.
7088 (ipcp_insert_stage): Do not try to insert statements by hand.
7089 * tree-inline.c (insert_init_stmt): Break out from ...
7090 (setup_one_parameter): ... here; allow NULL BB pointer.
7091 (tree_function_versioning): Use setup_one_parameter to process
7094 2008-08-23 Jan Hubicka <jh@suse.cz>
7096 * tree.c (decl_address_ip_invariant_p): New function.
7097 * tree.h (decl_address_ip_invariant_p): Declare.
7098 * gimple.c (strip_invariant_refs): Break out from ...
7099 (is_gimple_invariant_address): ... here
7100 (is_gimple_ip_invariant_address): New function.
7101 (is_gimple_ip_invariant): New function.
7102 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
7105 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
7106 (ipcp_lat_is_insertable): All constants are insertable.
7107 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
7108 IPA_CONST_VALUE_REF.
7109 (ipcp_initialize_node_lattices): Propagate all types of operands.
7110 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
7111 (ipcp_create_replace_map): Reformat.
7112 (ipcp_need_redirect_p): Simplify.
7113 (ipcp_insert_stage): Check that argument is used before clonning.
7114 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
7116 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
7117 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
7118 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
7119 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
7120 (jump_func_type): Remove IPA_CONST_VALUE_REF.
7121 * tree-inline.c (tree_function_versioning): Add variables referenced
7124 2008-08-23 Jan Hubicka <jh@suse.cz>
7127 * i386.c (standard_80387_constant_p): Use optimize_size.
7129 2008-08-23 Ira Rosen <irar@il.ibm.com>
7131 PR tree-optimization/37161
7132 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
7133 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
7134 (vect_determine_vectorization_factor): Move the scalar type
7135 retrieval to vect_get_smallest_scalar_type.
7136 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
7137 scalar type. Remove redundant computation.
7138 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
7139 (vect_get_slp_defs): Take the type of RHS into account if
7140 necessary by calling vect_get_smallest_scalar_type. Call
7141 vect_get_constant_vectors with additional argument.
7143 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7146 * doc/invoke.texi (Wwrite-strings): Clarify description.
7148 2008-08-23 Ira Rosen <irar@il.ibm.com>
7150 PR tree-optimization/37174
7151 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
7152 def stmt is a part of the loop before accessing its stmt_vec_info.
7154 2008-08-22 Anatoly Sokolov <aesok@post.ru>
7157 * config/avr/avr.md (UNSPEC_SWAP): New constants.
7158 (*swap): New insn pattern.
7159 (*ashlqi3): Rename from ashlqi3 insn pattern.
7160 (ashlqi3): New expanders.
7161 (*lshrqi3): Rename from lshrqi3 insn pattern.
7162 (lshrqi3): New expanders.
7163 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
7164 lshrqi3_const5, lshrqi3_const6): New splitters.
7165 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
7166 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
7169 2008-08-22 Richard Guenther <rguenther@suse.de>
7171 PR tree-optimization/37078
7172 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
7173 [+INF, +INF] ranges.
7175 2008-08-22 Richard Guenther <rguenther@suse.de>
7177 PR tree-optimization/37143
7178 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
7179 a conversion statement instead of a copy.
7181 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
7184 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
7185 CCCmode, CCOmode and CCSmode destination modes.
7188 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
7189 from different units in a single alternative.
7190 (*vec_extractv2sf_1): Ditto.
7191 (*vec_extractv2si_0): Ditto.
7192 (*vec_extractv2si_1): Ditto.
7193 * config/i386/sse.md (sse2_storehpd): Ditto.
7194 (sse2_storelpd): Ditto.
7195 (sse2_loadhpd): Ditto.
7196 (sse2_loadlpd): Ditto.
7199 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
7200 (popcountsi2): Ditto.
7201 (clzdi2_abm): Ditto.
7202 (popcountdi2): Ditto.
7203 (clzhi2_abm): Ditto.
7204 (popcounthi2): Ditto.
7206 2008-08-22 Richard Guenther <rguenther@suse.de>
7210 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
7211 if the multiplication does not overflow.
7213 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
7215 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
7217 2008-08-21 Richard Henderson <rth@redhat.com>
7219 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
7220 spurrious comma from test.
7221 * configure: Rebuild.
7223 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7226 * builtins.c (fold_builtin_next_arg): Add warning about undefined
7229 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
7231 * c-tree.h (grokfield): New argument.
7232 * c-decl.c (grokfield): Handle new location argument.
7233 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
7235 2008-08-21 Richard Guenther <rguenther@suse.de>
7237 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
7239 2008-08-21 Jan Hubicka <jh@suse.cz>
7241 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
7242 (cgraph_add_function_insertion_hook,
7243 cgraph_remove_function_insertion_hook,
7244 cgraph_call_function_insertion_hooks): New functions.
7245 * cgraph.h (cgraph_add_function_insertion_hook,
7246 cgraph_remove_function_insertion_hook,
7247 cgraph_call_function_insertion_hooks): Declare.
7248 * ipa-reference.c (function_insertion_hook_holder): New variable.
7249 (check_operand, look_for_address_of): When checking late, do not care
7250 about module bitmaps.
7251 (add_new_function): New function.
7252 (generate_summary): Register hooks; zero module bitmaps.
7253 (propagate): Unregister hooks.
7254 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
7255 (add_new_function): New function.
7256 (generate_summary): Register hook.
7257 (propagate): Remove hook.
7259 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
7261 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
7262 * ipa-cp.c (ipcp_update_cloned_node): New function.
7263 (build_const_val): Handle functions correctly; bring type logic
7264 into sync with tree-inline.c
7265 (ipcp_init_stage): Take care of computing stuff needed by
7266 indirect inlining; update clones.
7267 (ipcp_generate_summary): Break out of ipcp_driver.
7268 (ipcp_driver): Do only execution and transformation.
7269 (pass_ipa_cp): Make IPA_PASS.
7270 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
7272 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
7273 ipcp, some info is already available.
7274 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
7275 * tree-inline.c (remap_ssa_name): Unshare expression.
7277 2008-08-21 Richard Guenther <rguenther@suse.de>
7279 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7280 a PHI ask VN if it is already available.
7281 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7282 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7284 2008-08-21 Richard Guenther <rguenther@suse.de>
7287 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
7288 makes sure to produce a result of the correct type.
7290 2008-08-21 Jan Hubicka <jh@suse.cz>
7291 Backport from LTO branch:
7293 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7294 Jan Hubicka <jh@suse.cz>
7297 (init_state, finish_state, set_function_state, generate_summary):
7299 (scan_stmt): Renamed from scan_function. Changed to keep state in
7300 local static vars rather than cgraph aux field.
7301 (propagate): Renamed from static_execute. Changed to keep state in
7302 local static vars rather than cgraph aux field.
7303 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
7304 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
7306 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7308 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
7309 * ipa-reference.c (init_function_info, generate_summary,
7310 propagate): New functions.
7311 (analyze_function): Call init_function_info.
7312 (static_execute): Stripped into generate_summary and propagate.
7313 (pass_ipa_reference): Made into ipa_opt_pass.
7315 2008-08-21 Richard Guenther <rguenther@suse.de>
7317 PR tree-optimization/37181
7318 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
7320 (extract_range_from_unary_expr): Likewise.
7322 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7324 * diagnostic.c (pedwarn_at): Rename as pedwarn.
7326 * toplev.h (pedwarn_at): Likewise.
7327 * builtins.c: Update all calls to pedwarn.
7328 * c-lex.c: Likewise.
7329 * toplev.c: Likewise.
7330 * c-tree.h: Likewise.
7331 * c-decl.c: Likewise.
7332 * c-errors.c: Likewise.
7333 * c-typeck.c: Likewise.
7334 * c-common.c: Likewise.
7335 * c-parser.c: Likewise.
7337 2008-08-20 Joseph Myers <joseph@codesourcery.com>
7340 * config/sparc/sparc.c (function_arg_slotno): Handle structure
7341 with MODE_VECTOR_INT mode.
7343 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7346 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
7347 initialized outside the current module.
7348 (warn_uninitialized_var): Ignore left-hand side when walking the
7349 trees. Ignore address expressions. Examine VUSE operands in gimple
7350 statements with a variable declaration on the right-hand side.
7352 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
7355 * rtlanal.c (subreg_offset_representable_p): Revert last change.
7357 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7360 * c-common.c (conversion_warning): Do not warn if applying bit-and
7361 operator to unsigned constant that fits in the target type.
7363 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7366 * c-common.c (conversion_warning): Do not warn for artificial
7369 2008-08-20 Richard Guenther <rguenther@suse.de>
7371 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
7372 (extract_range_from_binary_expr): Fall back to constant propagation.
7373 (extract_range_from_unary_expr): Likewise.
7375 2008-08-20 Richard Guenther <rguenther@suse.de>
7377 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
7378 with TREE_THIS_VOLATILE on shared nodes.
7379 (fold_stmt_r): Likewise.
7381 2008-08-20 Jakub Jelinek <jakub@redhat.com>
7384 * c-parser.c (c_parser_attributes): For keywords use canonical
7385 spelling for attr_name.
7387 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7389 * value-prof.c (check_counter): Revert wrong call to error.
7391 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7393 * profile.c: Update calls to inform.
7394 * value-prof.c: Update calls to inform.
7396 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7398 * diagnostic.c (inform): Add an explicit location_t parameter.
7399 * toplev.h (inform): Update declaration.
7400 * builtins.c: Update all calls to inform.
7401 * c-common.c: Likewise.
7402 * c-decl.c: Likewise.
7403 * c-opts.c: Likewise.
7404 * c-pch.c: Likewise.
7405 * c-pragma.c: Likewise.
7406 * c-typeck.c: Likewise.
7407 * coverage.c: Likewise.
7409 * toplev.c: Likewise.
7410 * tree-cfg.c: Likewise.
7411 * tree-ssa.c: Likewise.
7413 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
7416 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
7417 V2DI mode, for SSE4.1, use movq instead of vector set if the
7418 second element is zero and inter-unit moves are OK.
7420 2008-08-20 Richard Guenther <rguenther@suse.de>
7422 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
7423 properly handle conversion/copy chains after tuplification.
7425 2008-08-20 Richard Guenther <rguenther@suse.de>
7427 * passes.c (init_optimization_passes): Move the second
7428 forwprop pass before alias computation. Remove the second
7429 DCE pass. Remove the first dominator and phi copy/const
7432 2008-08-20 Nick Clifton <nickc@redhat.com>
7434 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
7435 support of this feature. Do not assume that a sufficiently new
7436 assembler will support the feature regardless of the target type.
7437 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
7438 * configure: Regenerate.
7440 2008-08-20 Richard Guenther <rguenther@suse.de>
7442 * tree-vrp.c (found_in_subgraph): Remove.
7443 (live): New global static.
7444 (live_on_edge): New function.
7445 (blocks_visited): Remove.
7446 (register_edge_assert_for_2): Use live_on_edge.
7447 (find_conditional_asserts): Remove code dealing with
7448 found_in_subgraph. Do not walk the CFG.
7449 (find_switch_asserts): Likewise.
7450 (find_assert_locations_1): Renamed from find_assert_locations.
7451 Move finding assert locations for conditional and switch
7452 statements first. Update live bitmap. Do not walk the CFG.
7453 (find_assert_locations): New function.
7454 (insert_range_assertions): Remove entry of CFG walk.
7455 Adjust call to find_assert_locations.
7456 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
7457 that only can appear because of fake exit edges but assert we
7458 never try to insert on those.
7459 (fini_pre): Do not remove fake exit edges here...
7460 (execute_pre): ...but here, before committing edge inserts.
7462 2008-08-19 Richard Guenther <rguenther@suse.de>
7464 * passes.c (init_optimization_passes): Exchange store-ccp
7467 2008-08-19 Rafael Espíndola <espindola@google.com>
7469 * varasm.c (weak_decls): Move earlier in the file.
7470 (assemble_external): Add weak decls to the weak_decls list.
7471 (declare_weak): Don't add decls to the weak_decls list.
7473 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
7476 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
7477 before (sse2_shufpd_<mode>).
7479 2008-08-19 Jakub Jelinek <jakub@redhat.com>
7482 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
7483 * tree.c (block_nonartificial_location): Likewise.
7485 2008-08-19 Richard Guenther <rguenther@suse.de>
7487 PR tree-optimization/35972
7488 PR tree-optimization/23094
7489 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
7491 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
7492 handle MISALIGNED_INDIRECT_REF.
7493 (get_ref_from_reference_ops): New helper.
7494 (vn_reference_lookup_pieces): Walk the use-def chain using the
7495 alias-oracle if requested.
7496 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
7497 walking the use-def chain.
7498 (compute_avail): But not here.
7499 (create_component_ref_by_pieces_1): Properly handle
7500 MISALIGNED_INDIRECT_REF.
7501 (do_regular_insertion): Handle fully redundant
7502 expressions after PHI-translation also for SSA_NAME values, not
7503 only constants. Correctly use edoubleprime for that.
7505 2008-08-19 Ira Rosen <irar@il.ibm.com>
7507 * tree-vectorizer.c (supportable_widening_operation): Support
7508 multi-step conversion, return the number of steps in such conversion
7509 and the required intermediate types.
7510 (supportable_narrowing_operation): Likewise.
7511 * tree-vectorizer.h (vect_pow2): New function.
7512 (supportable_widening_operation): Change argument types.
7513 (supportable_narrowing_operation): Likewise.
7514 (vectorizable_type_promotion): Add an argument.
7515 (vectorizable_type_demotion): Likewise.
7516 * tree-vect-analyze.c (vect_analyze_operations): Call
7517 vectorizable_type_promotion and vectorizable_type_demotion with
7518 additional argument.
7519 (vect_get_and_check_slp_defs): Detect patterns.
7520 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
7522 (vect_analyze_slp_instance): Don't fail in case of multiple types.
7523 Call vect_build_slp_tree with correct arguments. Calculate unrolling
7524 factor according to the smallest type in the loop.
7525 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
7526 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
7527 supportable_widening_operation with correct arguments.
7528 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
7529 operands lists according to the number of vector statements in left
7530 or right node, if exists.
7531 (vect_gen_widened_results_half): Remove unused argument.
7532 (vectorizable_conversion): Call supportable_widening_operation,
7533 supportable_narrowing_operation, and vect_gen_widened_results_half
7534 with correct arguments.
7535 (vectorizable_assignment): Change documentation, support multiple
7537 (vectorizable_operation): Likewise.
7538 (vect_get_loop_based_defs): New function.
7539 (vect_create_vectorized_demotion_stmts): Likewise.
7540 (vectorizable_type_demotion): Support loop-aware SLP and general
7541 multi-step conversion. Call vect_get_loop_based_defs and
7542 vect_create_vectorized_demotion_stmts for transformation.
7543 (vect_create_vectorized_promotion_stmts): New function.
7544 (vectorizable_type_promotion): Support loop-aware SLP and general
7545 multi-step conversion. Call vect_create_vectorized_promotion_stmts
7547 (vectorizable_store): Change documentation, support multiple
7549 (vectorizable_load): Likewise.
7550 (vect_transform_stmt): Pass SLP_NODE to
7551 vectorizable_type_promotion and vectorizable_type_demotion.
7552 (vect_schedule_slp_instance): Move here the calculation of number
7553 of vectorized statements for each node from...
7554 (vect_schedule_slp): ... here.
7555 (vect_transform_loop): Call vect_schedule_slp without the last
7558 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
7561 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
7562 to == in assert statement.
7563 (vectorizable_reduction): Fix typo.
7565 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7568 * value-prof.c (check_counter): Dereference pointer to overall
7569 count when printing it.
7571 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7573 * profile.h: Really add it.
7575 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7577 * mcf.c: Really add it.
7579 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
7580 Vinodha Ramasamy <vinodha@google.com>
7582 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
7584 * value-prof.c (check_counter): Fix the counter if
7585 flag_profile_correction is true.
7586 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7587 tree_mod_subtract_transform):
7588 Follow check_counter parameter change.
7589 * common.opt (fprofile-correction): New option.
7591 * profile.h: Likewise.
7592 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
7593 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
7594 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
7596 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
7597 flag_profile_correction is set.
7599 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
7601 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
7603 2008-08-18 Tomas Bily <tbily@suse.cz>
7605 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
7606 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
7608 * tree-data-ref.c (split_constant_offset_1): Likewise.
7609 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
7610 * tree-sra.c (sra_walk_expr): Likewise.
7611 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
7612 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7613 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
7614 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
7616 * gimple.c (gimple_assign_unary_nop_p): Likewise.
7617 * tree-vect-transform.c (vectorizable_type_demotion)
7618 (vectorizable_type_promotion): Likewise.
7619 * tree-inline.c (expand_call_inline):
7620 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7621 (forward_propagate_addr_expr_1, forward_propagate_comparison)
7622 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7623 * expr.c (expand_expr_real_1): Likewise.
7624 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
7625 (gimple_assign_unary_useless_conversion_p): Likewise.
7626 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7627 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
7628 * fold-const.c (fold_unary): Likewise.
7629 * tree.h (CONVERT_EXPR_P): Likewise.
7630 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
7631 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7633 (register_edge_assert_for_2, extract_range_from_unary_expr)
7634 (register_edge_assert_for_1): Likewise.
7636 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7638 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
7639 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
7640 (enum real_value_const): Delete.
7641 (get_real_const): Delete.
7642 * real.c (get_real_const): Delete.
7643 (dconst_e_ptr): Define.
7644 (dconst_third_ptr): Define.
7645 (dconst_sqrt2_ptr): Define.
7646 * builtins.c: Update all callers.
7648 2008-08-18 Richard Guenther <rguenther@suse.de>
7650 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
7651 statement iterator after statement removal.
7653 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
7655 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
7656 (detect_processor_freebsd): Likewise.
7657 (host_detect_local_cpu): Call newly added functions for FreeBSD.
7659 2008-08-18 Richard Guenther <rguenther@suse.de>
7661 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
7662 and loads have the correct types.
7664 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7667 * c-opts.c (cpp_opts): Remove static.
7668 * c-parser.c (cpp_opts): Declare it extern.
7669 (disable_extension_diagnostics): Handle cpp options.
7670 (enable_extension_diagnostics): Likewise.
7672 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7674 * diagnostics.c (permerror_at): Rename as permerror.
7675 (permerror): Delete.
7676 * toplev.h: Likewise.
7678 2008-08-18 Richard Guenther <rguenther@suse.de>
7680 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
7681 sdse1 and addressables2 passes. Replace dce1 with cddce1.
7682 Move call_cdce before build_alias. Move copyrename2,
7683 cunrolli and ccp2 beafore build_alias. Re-add addressable2
7684 right after final inlining.
7685 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
7686 (pass_build_cfg): But instead via TODO_dump_func.
7688 2008-08-18 Richard Guenther <rguenther@suse.de>
7690 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
7692 (scalarize_init): If we failed to generate some initializers
7693 do not generate zeros for not instantiated members. Instead
7694 rely on the copy out.
7695 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
7696 about missing flow-sensitive alias info only if we have
7699 2008-08-17 Nick Clifton <nickc@redhat.com>
7701 * doc/extend.texi (Function Attributes): Fix typo in description
7702 if hot function attribute.
7704 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
7705 Richard Sandiford <rdsandiford@googlemail.com>
7707 * doc/install.texi (--with-mips-plt): Document.
7708 * doc/invoke.texi (-mplt, -mno-plt): Document.
7709 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
7710 and handle ${with_mips_plt}.
7711 * config/mips/mips.opt (mplt): New option.
7712 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
7713 (TARGET_ABICALLS_PIC2): Likewise.
7714 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
7715 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
7716 (ASM_SPEC): Use !mabi=* instead of !mabi*.
7717 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
7718 to decide whether to output ".option picX" directives.
7719 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
7720 Pass -call_nonpic rather than -KPIC for -mplt.
7721 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
7722 on the command line. Also remove it when -mabi=64 is used without
7724 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
7725 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
7726 TARGET_ABICALLS_PIC0.
7727 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
7729 (mips16_build_function_stub): Only output ".option pic" directives
7730 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
7731 (mips16_build_call_stub): Fix comment and remove redundant
7732 ".set at"/"set .noat" directives.
7733 (mips_function_rodata_section): Use the default behaviour for
7734 TARGET_ABSOLUTE_ABICALLS.
7735 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
7736 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
7737 (mips_restore_gp): Do nothing if the current function doesn't use
7739 (mips_expand_prologue): Only save $gp if the current function uses it.
7740 Use a normal move for TARGET_ABICALLS_PIC0.
7741 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
7743 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
7745 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
7746 of function when handling GLOBAL_POINTER_REGNUM.
7748 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
7751 * common.opt (-fstack-check): Do not declare the variable here.
7752 (-fstack-check=): New option variant.
7753 * doc/invoke.texi (Code Gen Options): Document it.
7754 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
7755 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
7756 (STACK_CHECK_STATIC_BUILTIN): New macro.
7757 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
7758 * opts.c: Include expr.h.
7759 (common_handle_option) <OPT_fold_stack_check_>: New case.
7760 <OPT_fstack_check>: Likewise.
7761 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
7762 consistently in the test for variable-sized types. Adjust for
7763 new behaviour of flag_stack_check.
7764 * explow.c: Include except.h.
7765 (allocate_dynamic_stack_space): Do not take into account
7766 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
7767 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
7768 for variable-sized parameters. Treat all parameters whose size is
7769 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
7770 stack checking is enabled.
7771 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
7772 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
7773 if generic stack checking is enabled.
7774 (expand_function_end): Adjust for new behaviour of flag_stack_check.
7775 * reload1.c (reload): Likewise.
7776 * stmt.c (expand_decl): Assert that all automatic variables have
7777 fixed size at this point and remove dead code.
7778 * flags.h (stack_check_type): New enumeration type.
7779 (flag_stack_check): Declare.
7780 * toplev.c (flag_stack_check): New global variable.
7781 * Makefile.in (opts.o): Add dependency on EXPR_H.
7782 (explow.o): Add dependency on except.h.
7784 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
7786 * config/avr/avr.c (avr_override_options): Reduce value of
7787 PARAM_INLINE_CALL_COST.
7789 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
7791 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
7792 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
7793 lieu of TYPE_MODE (type) throughout.
7795 2008-08-15 Joseph Myers <joseph@codesourcery.com>
7797 * config/arm/arm.c (add_minipool_backward_ref): Check for
7798 8-byte-aligned entries in second case of forcing insertion after a
7799 particular entry. Change third case to avoid inserting
7800 non-8-byte-aligned entries before 8-byte-aligned ones.
7802 2008-08-15 Richard Guenther <rguenther@suse.de>
7804 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
7805 strip components for unknown size accesses.
7807 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
7809 * config/s390/2097.md New file.
7810 * config/s390/s390.md ("z10prop" attribute): Define none,
7811 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
7812 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
7813 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
7814 possible values and apply them to insns as appropriate.
7815 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
7816 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
7817 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
7818 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
7819 ("bfp" mode attribute): Removed. Every occurence replaced
7821 * config/s390/s390.c (struct "z10_cost"): Updated entries.
7822 * config/s390/2084.md (insn_reservation "x_itof"): Updated
7825 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7828 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
7831 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
7833 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
7834 additional argument. Support reduction when duplication is needed due
7835 to data-types of different sizes in the loop.
7836 (get_initial_def_for_induction): Fix printout.
7837 (vect_get_vec_def_for_stmt_copy): Support case where the
7838 vec_stmt_for_operand is a phi node.
7839 (vectorizable_reduction): Support reduction when duplication is needed
7840 due to data-types of different sizes in the loop.
7841 (vectorizable_call): Remove restriction to not vectorize in case we
7842 have data-types of different sizes in the loop.
7843 (vectorizable_conversion): Likewise.
7844 (vectorizable_operation): Likewise.
7845 (vectorizable_type_demotion): Likewise.
7846 (vectorizable_type_promotion): Likewise.
7847 (vectorizable_induction): Add restriction to not vectorize in case
7848 we have data-types of different sizes in the loop.
7850 2008-08-14 Christophe Saout <christophe@saout.de>
7851 Uros Bizjak <ubizjak@gmail.com>
7854 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
7855 (*vec_concatv2di_rex64_sse4_1): Ditto.
7856 (*vec_concatv2di_rex64_sse): Ditto.
7858 2008-08-14 Jakub Jelinek <jakub@redhat.com>
7861 * fold-const.c (fold_widened_comparison): Do not allow
7862 sign changes that change the result even if shorter type
7863 is wider than arg1_unw's type.
7865 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
7867 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
7868 Skip if the multilib testing specifies -march that does not
7869 agree with the one specified in the testcase.
7871 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7873 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
7874 zero extend SImode values being converted to TFmode before passing
7877 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7879 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
7880 __PPU__ when targeting the Cell/B.E. PPU processor.
7882 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
7884 * gimple.h (gimple_call_set_chain): Accept SSA variables.
7885 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
7886 Rematerialize the static chain, if any.
7887 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
7890 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7892 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
7893 (new_loc_descr): Likewise.
7894 (add_loc_descr): Likewise.
7895 (size_of_loc_descr): Likewise.
7896 (size_of_locs): Likewise.
7897 (output_loc_operands): Likewise.
7898 (output_loc_sequence): Likewise.
7899 (new_reg_loc_descr): New.
7900 (build_cfa_loc): Use it.
7901 (build_cfa_aligned_loc): Likewise.
7902 (one_reg_loc_descriptor): Likewise.
7903 (based_loc_descr): Likewise.
7905 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7908 * doc/invoke.texi (Wmain): Update.
7909 * c-decl.c (start_decl): warn_main is only 0 or 1.
7910 (start_function): Likewise. Fix formatting.
7911 (finish_function): Delete redundant warning.
7912 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
7913 * c-opts (c_common_handle_option): -Wall only has effect if
7914 warn_main is uninitialized. OPT_Wmain is automatically
7915 handled. -pedantic also enables Wmain.
7916 (c_common_post_options): Handle all logic for Wmain here.
7917 * c-common.c (warn_main): Delete.
7918 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
7919 * c-common.h (warn_main): Delete.
7921 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7924 * expr.c (emit_group_store): Allocate stack temp with the
7925 largest alignment when copying from register to stack.
7927 2008-08-13 Richard Guenther <rguenther@suse.de>
7929 * tree.h (maybe_fold_offset_to_address): Declare.
7930 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
7931 (ccp_fold): Handle pointer conversions the same as fold_stmt.
7932 Likewise for POINTER_PLUS_EXPR.
7933 (maybe_fold_offset_to_reference): Enable disabled code.
7934 (maybe_fold_offset_to_address): New function.
7935 (fold_stmt_r): Use it.
7936 (fold_gimple_assign): Likewise.
7937 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
7938 (gimplify_expr): Likewise.
7940 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7942 * toplev.h (pedwarn_at): Fix declaration.
7944 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7946 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
7947 LINK_SPEC): Use %R in -Y P argument.
7949 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7952 * diagnostic.c (pedwarn_at): New.
7953 * toplev.h (pedwarn_at): Declare.
7954 * c-tree.h (build_enumerator): Update declaration.
7955 * c-decl.c (finish_enum): Update comment.
7956 (build_enumerator): Take a location parameter. Give a pedwarn but do
7957 not perform any conversion.
7958 * c-parser.c (c_parser_enum_specifier): Set correct location for
7961 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7964 * c-common.c (conversion_warning): Use a switch. Ignore boolean
7965 expressions except for conversions to signed:1 bitfields. Handle
7966 COND_EXPR with constant operands.
7968 2008-08-13 Richard Guenther <rguenther@suse.de>
7970 PR tree-optimization/15255
7971 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
7972 (struct oecount_s): New struct and VEC types.
7974 (oecount_hash): New function.
7975 (oecount_eq): Likewise.
7976 (oecount_cmp): Likewise.
7977 (zero_one_operation): New function.
7978 (build_and_add_sum): Likewise.
7979 (undistribute_ops_list): Perform un-distribution of multiplication
7980 and division on the chain of summands.
7981 (should_break_up_subtract): Also break up subtracts for factors.
7982 (reassociate_bb): Delete dead visited statements.
7983 Call undistribute_ops_list. Re-sort and optimize if it did something.
7984 * passes.c (init_optimization_passes): Move DSE before
7986 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
7989 2008-08-12 Janis Johnson <janis187@us.ibm.com>
7991 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
7993 * doc/invoke.texi: Revert unintended checkin.
7995 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
7998 * gcc.c (include_spec_function): Tweak call to find_a_file.
8000 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8003 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
8004 and TRUTH_ORIF_EXPR.
8005 * dojump.c (do_jump): Likewise.
8007 PR tree-optimization/37084
8008 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
8009 if id->regimplify, don't assume stmt is a cast assignment.
8011 2008-08-12 Anatoly Sokolov <aesok@post.ru>
8013 * final.c (final_scan_insn): Use app_enable/app_disable functions.
8015 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8018 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
8021 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8023 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
8024 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
8026 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
8027 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
8028 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
8029 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
8030 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
8032 * doc/tm.texi (Storage Layout): Remove documentation for
8033 TARGET_FLOAT_FORMAT.
8035 * simplify-rtx.c (simplify_binary_operation_1): Replace
8036 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
8038 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8040 * real.h (struct real_format): New member has_sign_dependent_rounding.
8041 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
8042 spu_single_format, ieee_double_format, mips_double_format,
8043 motorola_double_format, ieee_extended_motorola_format,
8044 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8045 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8046 mips_extended_format, ieee_quad_format, mips_quad_format,
8047 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8048 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8050 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8051 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8052 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8053 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8054 (ROUND_TOWARDS_ZERO): Likewise.
8056 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
8057 (FLOAT_MODE_FORMAT): New macro.
8058 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
8059 (MODE_COMPOSITE_P): ... this new macro.
8060 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8061 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
8062 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
8064 * flags.h: Include "real.h".
8066 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
8067 REAL_MODE_FORMAT_COMPOSITE_P.
8068 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
8070 * doc/tm.texi (Storage Layout): Remove documentation of
8071 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8072 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
8073 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
8074 they only apply to libgcc2.a.
8076 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8078 * config/spu/float_disf.c: New file.
8079 * config/spu/float_unsdisf.c: New file.
8080 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
8081 (LIB2FUNCS_EXCLUDE): Define.
8083 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8084 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8086 * real.h (struct real_format): New member round_towards_zero.
8087 * real.c (round_for_format): Respect fmt->round_towards_zero.
8088 (ieee_single_format, mips_single_format, motorola_single_format,
8089 spu_single_format, ieee_double_format, mips_double_format,
8090 motorola_double_format, ieee_extended_motorola_format,
8091 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8092 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8093 mips_extended_format, ieee_quad_format, mips_quad_format,
8094 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8095 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8097 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
8098 real_format to choose rounding mode when calling MPFR functions.
8099 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
8100 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
8102 * real.h (real_to_decimal_for_mode): Add prototype.
8103 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
8104 Respect target rounding mode when generating decimal representation.
8105 (real_to_decimal): New stub for backwards compatibility.
8106 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
8107 real_to_decimal_for_mode instead of real_to_decimal.
8109 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
8111 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8112 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8114 * real.c (spu_single_format): New variable.
8115 * real.h (spu_single_format): Declare.
8117 * config/spu/spu.c (spu_override_options): Install SFmode format.
8118 (spu_split_immediate): Use integer mode to operate on pieces of
8119 floating-point values in all cases.
8121 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
8122 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
8123 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
8125 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8127 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
8129 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8131 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
8133 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8136 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
8137 on the VAR_DECL instead of TYPE_READONLY on its type.
8139 2008-08-12 Ira Rosen <irar@il.ibm.com>
8141 * tree-vectorizer.c: Depend on langhooks.h.
8142 (supportable_widening_operation): Add two arguments. Support double
8144 (supportable_narrowing_operation): Likewise.
8145 * tree-vectorizer.h (supportable_widening_operation): Add two
8147 (supportable_narrowing_operation): Likewise.
8148 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
8149 supportable_widening_operation with correct arguments.
8150 * tree-vect-transform.c (vectorizable_conversion): Likewise.
8151 (vectorizable_type_demotion): Support double type conversions.
8152 (vectorizable_type_promotion): Likewise.
8153 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
8155 2008-08-11 Michael Matz <matz@suse.de>
8157 * i386/i386.c (override_options): Move initialisation from
8158 flag_schedule_insns_after_reload to here from ...
8159 (optimization_options): ... here.
8161 2008-08-11 Jakub Jelinek <jakub@redhat.com>
8163 PR rtl-optimization/36998
8164 * dwarf2out.c (compute_barrier_args_size_1,
8165 compute_barrier_args_size): Temporarily remove assertions.
8167 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8170 * tree-ssa.c (struct walk_data): Add new flag
8171 warn_possibly_uninitialized.
8172 (warn_uninitialized_var): Use it.
8173 (warn_uninitialized_vars): New.
8174 (execute_early_warn_uninitialized): Call it.
8175 (execute_late_warn_uninitialized): Likewise.
8177 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8180 * reload1.c (gen_reload): Guard calls to get_secondary_mem
8183 2008-08-09 Jan Hubicka <jh@suse.cz>
8186 * optabs.c (maybe_emit_unop_insn): Remove produced code if
8188 (expand_fix): Be prepared for expansion to fail.
8189 (expand_sfix_optab): Remove instructions if expansion failed.
8191 2008-08-09 Anatoly Sokolov <aesok@post.ru>
8193 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
8195 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
8196 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8198 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8200 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
8201 mips/t-libgcc-mips16 to tmake_file.
8202 * config/mips/mips-protos.h (mips_call_type): New enum.
8203 (mips_pic_base_register, mips_got_load): Declare.
8204 (mips_restore_gp): Take an rtx argument.
8205 (mips_use_pic_fn_addr_reg_p): Declare.
8206 (mips_expand_call): Replace the sibcall_p argument with
8207 a mips_call_type argument. Add a lazy_p parameter.
8208 (mips_split_call): Declare.
8209 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
8210 (MIPS16_PIC_TEMP): Likewise.
8211 (reg_class): Delete M16_NA_REGS.
8212 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8213 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
8214 (mips_split_hi_p): Declare.
8215 * config/mips/mips.c (mips_split_hi_p): New array.
8216 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
8217 (mips_got_symbol_type_p): New function.
8218 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
8219 (mips16_stub_function_p): New function.
8220 (mips16_local_function_p): Likewise.
8221 (mips_use_pic_fn_addr_reg_p): Likewise.
8222 (mips_cannot_force_const_mem): Return false for HIGHs.
8223 Extend CONST_INT and symbolic handling to MIPS16, using
8224 mips_symbol_insns to check that the base symbol type is a
8225 legitimate constant. Reject GOT-based constants if
8226 TARGET_MIPS16_PCREL_LOADS.
8227 (mips_const_insns): Check targetm.cannot_force_const_mem when
8228 decomposing a symbolic base and a large offset.
8229 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
8230 When calling a function that needs $25 from MIPS16 code,
8231 move the target address into $25 separately and add a USE
8233 (mips16_gp_pseudo_reg): Insert the initializer immediately
8234 before the first real insn.
8235 (mips_pic_base_register, mips_got_load): New functions.
8236 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
8237 parameter to LOW_OUT. Say that it can be any valid SET_SRC
8238 when splitting a load-address operation. Split SYMBOL_GOT_DISP
8239 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
8240 (mips_call_tls_get_addr): Update the call to mips_expand_call,
8241 also passing NULL_RTX rather than const0_rtx as the aux argument.
8242 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
8243 instead of TARGET_EXPLICIT_RELOCS.
8244 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
8245 (mips_load_call_address): Replace the sibcall_p argument with
8246 a mips_call_type argument. Use mips_got_load.
8247 (mips16_local_alias): New structure.
8248 (mips16_local_aliases): New variable.
8249 (mips16_local_aliases_hash): New function.
8250 (mips16_local_aliases_eq): Likewise.
8251 (mips16_local_alias): Likewise.
8252 (mips16_stub_function): Likewise.
8253 (mips16_build_function_stub): Create a local alias for the target
8254 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
8255 .cpload directive and an R_MIPS_NONE relocation for the target
8256 function, then load the alias rather than the function itself.
8257 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
8258 (mips16_copy_fpr_return_value): Use mips16_stub_function and
8259 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
8260 (mips16_build_call_stub): Replace the FN parameter with an
8261 FN_PTR parameter. Force the address into a register if it
8262 isn't a call_insn_operand; don't rely on the caller to do this.
8263 If a call to a locally-defined and locally-binding MIPS16
8264 function must be made indirectly, redirect the call to the
8265 function's local alias. Use mips16_stub_function_p,
8266 mips16_stub_function, mips_expand_call and use_reg.
8267 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
8268 Use explicit %hi and %lo accesses where possible.
8269 Use MIPS_CALL to generate the correct code form of a
8270 jal instruction. Add clobbers of $18 instead of uses.
8271 Update the call to mips_emit_call_insn.
8272 (mips_expand_call): Replace the SIBCALL_P argument with a
8273 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
8274 Take a LAZY_P parameter. Call mips16_build_call_stub first,
8275 allowing it to modify the call address. Update the calls to
8276 mips_load_call_address and mips_emit_call_insn.
8277 (mips_split_call): New function.
8278 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
8279 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
8280 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
8281 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
8282 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
8284 (mips_cprestore_slot): New function.
8285 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
8286 and use mips_cprestore_slot.
8287 (mips_output_function_prologue): Handle TARGET_MIPS16 for
8289 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
8290 then use a copygp_mips16 instruction to set up $28.
8291 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
8292 (mips16_lay_out_constants): Call split_all_insns_noflow.
8293 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
8294 false if TARGET_MIPS16.
8295 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
8296 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
8297 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
8298 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
8299 MIPS16 code. Allow MIPS16 o32 PIC.
8300 (mips_override_options): Allow MIPS16 o32 PIC.
8301 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
8302 after reload if TARGET_USE_GOT.
8303 (UNSPEC_COPYGP): New constant.
8304 (length): Use a default length of 8 for MIPS16 GOT loads.
8305 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
8306 (*got_page<mode>): Check mips_split_hi_p.
8307 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
8308 (unspec_got<mode>, unspec_call<mode>): New expanders.
8309 (load_got<mode>, load_call<mode>): Remove the length attributes.
8310 Use a got attribute instead of a type attribute.
8311 (copygp_mips16): New insn.
8312 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
8313 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
8314 (sibcall, sibcall_value, call, call_value): Update the calls
8315 to mips_expand_call.
8316 (call_internal, call_value_internal): Use mips_split_call.
8317 (call_value_multiple_internal): Likewise.
8318 (call_split): Move after call_internal (the insn it is split from).
8319 (call_internal_direct, call_value_internal_direct): Turn into
8320 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
8321 (call_direct_split, call_value_direct_split): New patterns.
8322 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
8323 and use M16_REGS instead of M16_NA_REGS.
8324 * config/mips/predicates.md (const_call_insn_operand): Replace
8325 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
8326 mips_use_pic_fn_addr_reg_p check.
8327 (move_operand): Reject HIGHs if mips_split_hi_p.
8328 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
8329 (__mips16_floatunsisf): Inline __mips16_floatsisf.
8330 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
8331 * config/mips/libgcc-mips16.ver: New file.
8332 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
8333 $(srcdir)/config/mips/libgcc-mips16.ver.
8335 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8337 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
8339 (mips_unspec_address, mips_unspec_offset_high): Likewise.
8340 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
8341 (mips16_cfun_returns_in_fpr_p): Likewise.
8343 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8345 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
8346 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
8347 rather than 4 to PC.
8349 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8351 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
8352 (FUNCTION_PROFILER): Save the static chain pointer into $2
8353 beforehand and restore it aftewards.
8354 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
8355 address directly into $25 and call the function through $25;
8356 do not clobber $3. Pad the DImode version to cover the space
8357 left by the deleted $25 <- $3 move.
8358 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
8359 the removal of the $25 <- $3 move.
8360 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
8361 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8363 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8364 Daniel Jacobowitz <dan@codesourcery.com>
8366 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
8367 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
8368 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
8369 * config/mips/mips.c (mips_start_function_definition): New function.
8370 (mips_end_function_definition): Likewise.
8371 (mips_output_function_prologue): Use mips_start_function_definition.
8372 (mips_output_function_epilogue): Use mips_end_function_definition.
8373 (build_mips16_function_stub): Use mips_start_function_definition
8374 and mips_end_function_definition.
8375 (build_mips16_call_stub): Likewise.
8377 2008-08-09 Richard Guenther <rguenther@suse.de>
8379 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
8380 * gimple.h (gimple_call_fn): Adjust comment.
8381 (gimple_call_set_fndecl): New function.
8382 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
8383 longer having bare FUNCTION_DECL operand.
8384 (gimple_call_return_type): Likewise.
8385 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
8387 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
8388 (gimple_mod_pow2): Likewise.
8389 (gimple_mod_subtract): Likewise.
8390 (gimple_ic): Likewise.
8391 (gimple_stringop_fixed_value): Likewise.
8392 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
8393 longer having bare FUNCTION_DECL operand.
8394 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
8395 * omp-low.c (optimize_omp_library_calls): Likewise.
8396 * cgraphunit.c (update_call_expr): Likewise.
8397 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
8398 (execute_convert_to_rsqrt): Likewise.
8399 * cfgexpand.c (gimple_to_tree): Simplify.
8400 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
8401 bare FUNCTION_DECL operand.
8402 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
8403 (convert_gimple_call): Use gimple_call_fndecl.
8404 * c-common.c (c_warn_unused_result): Likewise.
8406 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8409 * c-typeck.c (digest_init): Call verify_sequence_points from here.
8410 (c_finish_return): Likewise.
8411 (c_start_case): Likewise.
8412 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
8413 * c-parser.c (c_parser_condition): New. Call
8414 verify_sequence_points.
8415 (c_parser_paren_condition): Call c_parser_condition.
8416 (c_parser_for_statement): Call c_parser_condition.
8418 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8421 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
8422 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
8423 Moved from diagnostic.h
8424 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
8426 (emit_diagnostic): New.
8427 (warning0, pedwarn0): Delete.
8428 (warning, warning_at, pedwarn, permerror): Return bool.
8429 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
8430 Moved to diagnostic.c.
8431 (struct diagnostic_context): Use correct type for
8432 classify_diagnostic.
8433 (diagnostic_report_diagnostic): Update declaration.
8434 (emit_diagnostic): Declare.
8435 * errors.c (warning): Return bool.
8436 * errors.h (warning): Update declaration.
8437 * toplev.h (warning0, pedwarn0): Delete.
8438 (warning, warning_at, pedwarn, permerror): Return bool.
8439 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
8440 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
8441 inform. Update all calls.
8442 (diagnose_mismatched_decls): Check return value of warning/pedwarn
8443 before giving informative note.
8444 (implicit_decl_warning): Likewise.
8445 * c-typeck.c (build_function_call): Likewise.
8446 * tree-sssa.c (warn_uninit): Likewise.
8447 * builtins.c (gimplify_va_arg_expr): Likewise.
8449 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8452 * doc/invoke.texi (-Wextra): Move warning from here...
8453 (-Wuninitialized): ... to here.
8455 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8458 * flags.h (set_Wunused): Delete
8459 * toplev.c (process_options): Handle Wunused flags here.
8460 * opts.c (maybe_warn_unused_parameter): Delete.
8461 (common_handle_option): Replace set_Wunused by warn_unused.
8462 (set_Wextra): Do not handle Wunused-parameter here.
8463 (set_Wunused): Delete.
8464 * c-opts.c (c_common_handle_option): Replace set_Wunused by
8466 * common.opt (Wunused): Add Var and Init.
8467 (Wunused-function): Likewise.
8468 (Wunused-label): Likewise.
8469 (Wunused-parameter): Likewise.
8470 (Wunused-value): Likewise.
8471 (Wunused-variable): Likewise.
8473 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
8475 * doc/invoke.texi: Add cpu_type power7.
8476 * config.in (HAVE_AS_VSX): New.
8477 * config.gcc: Add cpu_type power7.
8478 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
8480 * configure: Regenerate.
8481 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
8483 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
8484 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
8485 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
8487 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
8489 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
8490 type to vectorize.builtin_conversion.
8491 (vectorizable_conversion): Likewise.
8492 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
8493 integral type as input.
8494 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
8496 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
8497 and ALTIVEC_BUILTIN_VCTSXS.
8498 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
8501 2008-08-08 Richard Guenther <rguenther@suse.de>
8503 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
8504 (surely_varying_stmt_p): Calls are varying only if they are
8505 non-builtin and not indirect or have no result.
8506 (ccp_fold): Re-instantiate code before the tuples merge.
8508 2008-08-08 Richard Guenther <rguenther@suse.de>
8510 PR tree-optimization/37056
8511 * gimple.h (gimple_assign_rhs_class): New helper function.
8512 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
8513 unary operations properly.
8515 2008-08-07 Jan Hubicka <jh@suse.cz>
8517 * i386.h (ix86_size_cost): Declare.
8518 (ix86_cur_cost): New function macro.
8519 * i386.md (peepholes expanding size and splitters): Predicate by
8520 optimize_insn_for_speed_p.
8521 (peepholes reduce size and splitters): Predicate by
8522 optimize_insn_for_size_p.
8523 * i386.c (ix86_size_cost): Rename from ...
8524 (size_cost): This one.
8525 (override_options): Update.
8526 (decide_alg): Likewise.
8527 (ix86_expand_clear): Use RTL profile.
8528 (ix86_pad_returns): Use RTL profile.
8530 2008-08-07 Jan Hubicka <jh@suse.cz>
8532 * recog.c (split_all_insns): Set RTL profile
8533 (peephole2_optimize): Likewise.
8534 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8535 * combine.c (combine_instructions): Likewise.
8537 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8539 * c-common.c (c_common_reswords): Also warn about keyword "bool".
8541 2008-08-07 Bob Wilson <bob.wilson@acm.org>
8543 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
8544 value in a6 after the set_frame_ptr insn.
8546 2008-08-07 Richard Henderson <rth@redhat.com>
8549 * gcc.c (cpp_options): Pass along -g*.
8551 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8553 * config/arm/arm.c (output_move_neon): Update comment describing
8554 big-endian vector layout.
8555 (arm_assemble_integer): Do not handle big-endian NEON vectors
8557 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
8558 neon_vget_lane<mode>_sext_internal,
8559 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
8560 element indices for big-endian.
8562 2008-08-07 Richard Henderson <rth@redhat.com>
8564 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
8565 * configure, config.in: Rebuild.
8566 * debug.h (dwarf2out_do_cfi_asm): Declare.
8567 * c-cppbuiltin.c (c_cpp_builtins): Use it.
8568 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
8569 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
8570 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
8572 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8574 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8575 movv2si_internal): Combine into mov<mode>_internal.
8576 (movv2si_internal_2): Remove.
8578 2008-08-07 Jan Hubicka <jh@suse.cz>
8581 * i386.md (single stringop patterns): Enable unconditionally.
8583 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
8586 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
8588 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
8589 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
8591 * config/i386/sse.md (sse2_movq128): New.
8593 * doc/extend.texi: Document __builtin_ia32_movq128.
8595 2008-08-07 Richard Guenther <rguenther@suse.de>
8598 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
8599 pointers can access anything.
8601 2008-08-06 Jan Hubicka <jh@suse.cz>
8603 * optabs.c (emit_unop_insn): Break out to ...
8604 (maybe_emit_unop_insn): ... this one.
8605 (expand_sfix_optab): Use maybe variant.
8606 * optabs.h (maybe_emit_unop_insn): Declare.
8608 * i386.md (mov0 patterns): Enable by default.
8609 (FP conversion expanders): Disable expansion of code expanding
8610 sequences when instruction should be optimized for size.
8611 (single strinop patterns): Enable when optimizing for size.
8612 (string expanders): Disable expanding of code expanding sequences
8613 when optimizning instruction for size.
8614 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
8616 (ix86_fp_comparison_sahf_cost): Likewise.
8617 (ix86_expand_branch): Likewise.
8618 (ix86_expand_ashl_const): Likewise.
8619 (ix86_split_ashl): Likewise.
8620 (ix86_expand_strlen): Likewise.
8621 (ix86_emit_fp_unordered_jump): Likewie.
8623 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8625 * c-common.c: Fix typo.
8626 (c_common_reswords): Activate more C++ keyword warnings.
8628 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
8630 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8633 * diagnostic.c (permerror_at): New.
8634 * toplev.h (permerror_at): Declare.
8636 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
8637 Ira Rosen <irar@il.ibm.com>
8639 * tree-vect-transform.c (vect_model_simple_cost): Return
8640 immediately if stmt is pure SLP.
8641 (vect_model_store_cost): Ditto.
8642 (vect_model_load_cost): Ditto.
8643 (vectorizable_store): Remove PURE_SLP check before call
8644 to vect_model_store_cost.
8645 (vect_model_store_cost): When checking whether stmt describe
8646 strided access, add a check that it is not slp_node.
8648 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8651 * c-common.c (warn_for_sign_compare): New. Handle separately the
8652 case that 'constant' is zero.
8653 * c-typeck.c (build_binary_op): Move code to c-common.c
8655 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8657 * config/alpha/alpha.c (alpha_preferred_reload_class,
8658 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
8659 alpha_output_mi_thunk_osf): Avoid C++ keywords.
8660 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
8661 * config/arm/arm.md: Likewise.
8662 * config/avr/avr-protos.h (preferred_reload_class,
8663 test_hard_reg_class, avr_simplify_comparison_p,
8664 out_shift_with_cnt, class_max_nregs): Likewise.
8665 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
8666 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
8667 preferred_reload_class, test_hard_reg_class): Likewise.
8668 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
8669 bfin_memory_move_cost, bfin_secondary_reload,
8670 bfin_output_mi_thunk): Likewise.
8671 * config/crx/crx.c (crx_secondary_reload_class,
8672 crx_memory_move_cost): Likewise.
8673 * config/frv/frv-protos.h (frv_secondary_reload_class,
8674 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
8675 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
8676 frv_secondary_reload_class, frv_class_likely_spilled_p,
8677 frv_class_max_nregs): Likewise.
8678 * config/h8300/h8300.c (h8300_classify_operand,
8679 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
8681 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
8682 * config/ia64/ia64.c (ia64_preferred_reload_class,
8683 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
8684 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
8685 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
8687 * config/m68hc11/m68hc11.c (preferred_reload_class,
8688 m68hc11_memory_move_cost): Likewise.
8689 * config/mcore/mcore.c (mcore_secondary_reload_class,
8690 mcore_reload_class): Likewise.
8691 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
8692 mips_class_max_nregs, mips_cannot_change_mode_class,
8693 mips_preferred_reload_class, mips_secondary_reload_class,
8694 mips_output_mi_thunk): Likewise.
8695 * config/mmix/mmix.c (mmix_preferred_reload_class,
8696 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
8698 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8700 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
8701 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
8702 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8703 * config/rs6000/rs6000.c (paired_expand_vector_init,
8704 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
8705 compare_section_name, rs6000_memory_move_cost): Likewise.
8706 * config/s390/s390.c (s390_emit_compare_and_swap,
8707 s390_preferred_reload_class, s390_secondary_reload,
8708 legitimize_pic_address, legitimize_tls_address,
8709 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
8710 s390_class_max_nregs): Likewise.
8711 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8712 * config/s390/s390.md: Likewise.
8713 * config/score/score-protos.h (score_secondary_reload_class,
8714 score_preferred_reload_class): Likewise.
8715 * config/score/score.c (score_preferred_reload_class,
8716 score_secondary_reload_class): Likewise.
8717 * config/score/score3.c (score3_output_mi_thunk,
8718 score3_preferred_reload_class, score3_secondary_reload_class,
8719 score3_hard_regno_mode_ok): Likewise.
8720 * config/score/score3.h (score3_preferred_reload_class,
8721 score3_secondary_reload_class): Likewise.
8722 * config/score/score7.c (score7_output_mi_thunk,
8723 score7_preferred_reload_class, score7_secondary_reload_class,
8724 score7_hard_regno_mode_ok): Likewise.
8725 * config/score/score7.h (score7_preferred_reload_class,
8726 score7_secondary_reload_class): Likewise.
8727 * config/sh/sh.c (prepare_move_operands, output_far_jump,
8728 output_branchy_insn, add_constant, gen_block_redirect,
8729 sh_insn_length_adjustment, sh_cannot_change_mode_class,
8730 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
8731 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8732 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
8733 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
8734 xstormy16_preferred_reload_class): Likewise.
8735 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
8736 xtensa_expand_atomic, override_options,
8737 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
8739 * reorg.c (try_merge_delay_insns): Likewise.
8740 * tree.c (merge_dllimport_decl_attributes): Likewise.
8742 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
8744 2008-08-06 Michael Matz <matz@suse.de>
8746 * Makefile.in (write_entries_to_file): Quote words.
8747 * gengtype.c: (read_input_line): Skip over leading white-space.
8749 2008-08-06 Marc Gauthier <marc@tensilica.com>
8751 * config.gcc: Match more processor names for Xtensa.
8752 * configure.ac: Likewise.
8753 * doc/install.texi (Specific): Likewise.
8754 * configure: Regenerate.
8756 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8758 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
8759 * calls.c (avoid_likely_spilled_reg): Likewise.
8760 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
8761 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
8762 * config/i386/i386.c (ix86_expand_special_args_builtin,
8763 ix86_secondary_reload): Likewise.
8764 * except.c (struct eh_region, gen_eh_region_catch,
8765 remove_unreachable_regions, duplicate_eh_regions,
8766 assign_filter_values, build_post_landing_pads,
8767 sjlj_find_directly_reachable_regions, remove_eh_handler,
8768 reachable_next_level, foreach_reachable_handler,
8769 can_throw_internal_1, can_throw_external_1,
8770 collect_one_action_chain): Likewise.
8771 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
8772 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
8773 * function.c (update_temp_slot_address, instantiate_new_reg,
8774 instantiate_virtual_regs_in_rtx,
8775 instantiate_virtual_regs_in_insn): Likewise.
8776 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
8777 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
8778 gimplify_cleanup_point_expr): Likewise.
8779 * ipa-cp.c (ipcp_lattice_changed): Likewise.
8780 * passes.c (next_pass_1): Likewise.
8781 * print-tree.c (print_node_brief, print_node): Likewise.
8782 * profile.c (branch_prob): Likewise.
8783 * tree-dump.c (dump_register): Likewise.
8784 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
8786 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
8787 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
8788 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
8789 copy_arguments_for_versioning, copy_static_chain): Likewise.
8790 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
8791 add_new_name_mapping, register_new_name_mapping): Likewise.
8792 * tree-mudflap.c (mf_xform_derefs): Likewise.
8793 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
8794 get_init_expr, combine_chains): Likewise.
8795 * tree-pretty-print.c (dump_generic_node): Likewise.
8796 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
8797 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
8798 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
8799 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
8801 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8804 * calls.c (expand_call): Use the biggest preferred stack
8807 2008-08-06 Michael Matz <matz@suse.de>
8810 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
8811 for reused reload, instead of overwriting them.
8813 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8816 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
8817 for incoming stack boundary.
8819 * function.c (assign_parm_find_entry_rtl): Update
8820 parm_stack_boundary.
8822 * function.h (rtl_data): Add parm_stack_boundary.
8824 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
8825 parm_stack_boundary for incoming stack boundary.
8827 2008-08-06 Joseph Myers <joseph@codesourcery.com>
8829 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
8830 for unrepresentable subregs or treat them as equal to other regs
8831 or subregs with the same register number.
8833 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
8836 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
8839 2008-08-06 Jan Hubicka <jh@suse.cz>
8841 * predict.c (maybe_hot_frequency_p): When profile is absent, all
8842 frequencies might be hot.
8844 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
8846 * reload.c (find_reloads): Force constants into literal pool
8847 also if they are wrapped in a SUBREG.
8849 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8852 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
8853 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
8854 Don't allow predicated instructions for data speculation.
8855 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
8858 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8860 * haifa-sched.c (extend_global): Split to extend_global_data and
8861 extend_region_data. Update all uses.
8862 (extend_all): Rename to extend_block_data.
8864 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8866 * sched-rgn.c (new_ready): Check if instruction can be
8867 speculatively scheduled before attempting speculation.
8868 (debug_rgn_dependencies): Remove wrongful assert.
8870 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8872 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
8874 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8876 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
8877 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
8878 va_size, and type_size.
8880 2008-08-04 Jason Merrill <jason@redhat.com>
8883 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
8884 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
8886 2008-08-05 Richard Henderson <rth@redhat.com>
8888 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
8889 * configure: Rebuild.
8891 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8894 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
8895 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
8898 2008-08-05 Richard Henderson <rth@redhat.com>
8900 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
8901 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
8902 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
8903 * common.opt (fdwarf2-cfi-asm): New.
8904 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
8905 * config.in, configure: Rebuild.
8906 * dwarf2asm.c (dw2_asm_output_data_raw): New.
8907 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
8909 (dw2_force_const_mem): Externalize.
8910 * dwarf2asm.h: Update.
8911 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
8912 generate a real label.
8913 (output_cfi_directive): New.
8914 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
8915 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
8916 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
8918 (dwarf2out_end_epilogue): Emit .cfi_endproc.
8919 (output_loc_operands_raw, output_loc_sequence_raw): New.
8920 (output_cfa_loc_raw): New.
8922 2008-08-05 Paul Brook <paul@codesourcery.com>
8924 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
8925 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
8926 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
8927 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
8928 * config/arm/arm.h (TARGET_VFPD32): Define.
8929 (TARGET_VFP3): Use TARGET_VFPD32.
8930 (fputype): Add FPUTYPE_VFP3D16.
8931 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
8932 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
8933 * config/arm/arm-cores.def: Add cortex-r4f.
8934 * config/arm/arm-tune.md: Regenerate.
8936 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8938 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
8939 Reword some comments throughout the file.
8941 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
8942 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
8943 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
8944 MFC_MIN_DMA_LIST_ELEMENTS.
8945 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
8946 MFC_MAX_DMA_LIST_ELEMENTS.
8948 (MFC_START_ENABLE): Remove PPU-only define.
8949 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
8950 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
8952 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
8953 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
8954 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
8955 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
8956 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
8957 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
8958 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
8960 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
8961 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
8962 (mfc_sdcrt, mfc_sdcrtst): Likewise.
8963 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
8965 (spu_read_machine_status): Fix typo.
8967 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8969 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
8970 SUBREG of multi-word hard register.
8971 * config/spu/spu.c (valid_subreg): Likewise.
8972 (adjust_operand): Handle SUBREGs of multi-word hard registers.
8974 2008-08-04 Richard Guenther <rguenther@suse.de>
8976 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
8977 the candidate with the stripped base if that base is different
8978 from the original base even for offset zero.
8980 2008-08-04 Richard Guenther <rguenther@suse.de>
8983 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
8984 check for no_overflow.
8986 2008-08-04 Richard Guenther <rguenther@suse.de>
8988 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
8990 2008-08-04 Paul Brook <paul@codesourcery.com>
8992 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
8993 (arm_order_regs_for_local_alloc): New function.
8994 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
8996 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
8998 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9001 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
9002 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
9003 (ix86_expand_epilogue): Likewise.
9005 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9007 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
9010 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9012 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
9013 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
9014 (*movv2sf_internal_rex64): Ditto.
9016 2008-08-03 Jan Hubicka <jh@suse.cz>
9018 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
9019 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
9020 * expmed.c (expand_smod_pow2): Likewise.
9022 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9025 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
9026 alternative 0 of operand 1.
9027 (*vec_concatv2di_rex64_sse): Ditto.
9028 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
9030 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
9031 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
9032 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
9033 (*movv2sf_internal_rex64): Ditto.
9035 2008-08-02 Richard Guenther <rguenther@suse.de>
9038 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
9039 (ssedoublesizemode): New mode attribute.
9040 (sse_shufps): Call gen_sse_shufps_v4sf.
9041 (sse_shufps_1): Macroize.
9042 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
9043 (sse2_shufpd_1): Macroize.
9044 (vec_extract_odd, vec_extract_even): New expanders.
9045 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
9046 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
9047 * i386.c (ix86_expand_vector_init_one_nonzero): Call
9048 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
9049 (ix86_expand_vector_set): Likewise.
9050 (ix86_expand_reduc_v4sf): Likewise.
9052 2008-08-01 Doug Kwan <dougkwan@google.com>
9054 * matrix-reorg.c: Re-enable all code.
9055 (struct malloc_call_data): Change CALL_STMT to gimple type.
9056 (collect_data_for_malloc_call): Tuplify.
9057 (struct access_site_info): Change STMT to gimple type.
9058 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
9059 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
9060 (struct free_info): Change STMT to gimple type.
9061 (struct matrix_access_phi_node): Change PHI to gimple type.
9062 (get_inner_of_cast_expr): Remove.
9063 (may_flatten_matrices_1): Tuplify.
9064 (may_flatten_matrices): Ditto.
9065 (mark_min_matrix_escape_level): Ditto.
9066 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
9067 (ssa_accessed_in_call_rhs): New
9068 (ssa_accessed_in_assign_rhs): New
9069 (record_access_alloc_site_info): Tuplify.
9070 (add_allocation_site): Ditto.
9071 (analyze_matrix_allocation_site): Ditto.
9072 (analyze_transpose): Ditto.
9073 (get_index_from_offset): Ditto.
9074 (update_type_size): Ditto.
9075 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
9076 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
9077 (analyze_accesses_for_phi_node): Tuplify.
9078 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
9079 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
9080 (analyze_matrix_accesses): Tuplify.
9081 (check_var_data): New call-back type for check_var_notmodified_p.
9082 (check_var_notmodified_p): Tuplify and use call-back struct to
9083 return statement found.
9084 (can_calculate_expr_before_stmt): Factor out statement related code
9086 (can_calculate_stmt_before_stmt): New.
9087 (check_allocation_function): Tuplify.
9088 (find_sites_in_func): Ditto.
9089 (record_all_accesses_in_func): Ditto.
9090 (transform_access_sites): Ditto.
9091 (transform_allocation_sites): Ditto.
9092 (matrix_reorg): Re-enable.
9093 (gate_matrix_reorg): Re-enable.
9095 2008-08-01 Jakub Jelinek <jakub@redhat.com>
9097 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
9098 for labels for which it hasn't been set yet. If it has been set,
9099 stop walking insns and continue with next worklist item.
9100 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
9101 if the only BARRIER is at the very end of a function.
9103 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9105 * cfgexpand.c (expand_stack_alignment): Assert that
9106 stack_realign_drap and drap_rtx must match.
9108 * function.c (instantiate_new_reg): If DRAP is used to realign
9109 stack, replace virtual_incoming_args_rtx with internal arg
9112 2008-08-01 Richard Guenther <rguenther@suse.de>
9114 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
9115 loop information only if we initialized it.
9116 (execute_pre): Call fini_pre with in_fre.
9117 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
9118 if we do not unroll because we hit max-completely-peeled-insns.
9119 Use our estimation for consistency, do allow shrinking.
9121 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9123 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
9124 with MIN_STACK_BOUNDARY.
9125 (ix86_update_stack_boundary): Likewise.
9126 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
9129 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
9130 (MIN_STACK_BOUNDARY): This.
9132 2008-08-01 Richard Guenther <rguenther@suse.de>
9135 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
9137 2008-08-01 Richard Guenther <rguenther@suse.de>
9139 PR tree-optimization/36988
9140 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
9141 do not matter if that doesn't change volatile qualification.
9143 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
9145 * configure.ac: Do not generate libada-mk. Do not subst
9147 * libada-mk.in: Remove.
9148 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
9149 * configure: Regenerate.
9151 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
9153 * tree-pass.h: Added comment about not dumping passes with name
9154 starting with star in struct opt_pass.
9155 * passes.c (register_dump_files_1): Don't do dump for a pass with
9156 name starting with star.
9157 * doc/passes.texi (Pass manager): Mention pass names and special
9158 meaning of star prefix to avoid dump.
9160 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
9162 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
9164 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
9165 (ISA_MIPS64R2): New macro.
9166 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
9167 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
9168 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
9169 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
9170 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
9171 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
9172 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
9173 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
9174 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
9175 Move up to keep list alphabetically sorted.
9176 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
9177 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
9179 * doc/invoke.texi (MIPS Options): Add -mips64r2.
9180 (-march=@var{arch}): Add mips64r2.
9182 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9184 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
9186 2008-07-31 Steve Ellcey <sje@cup.hp.com>
9188 * expr.c (expand_assignment): Check for complete type.
9190 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9193 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
9195 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
9196 for stack alignment.
9198 * function.h (rtl_data): Add stack_realign_tried. Update comments.
9200 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
9202 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
9203 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
9205 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9207 PR rtl-optimization/36419
9208 * dwarf2out.c (barrier_args_size): New variable.
9209 (compute_barrier_args_size, compute_barrier_args_size_1): New
9211 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
9212 if not called yet in the current function, use barrier_args_size
9213 array to find the new args_size value.
9214 (dwarf2out_frame_debug): Free and clear barrier_args_size.
9216 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9219 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
9222 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9225 * dwarf2out.c (dwarf2out_args_size_adjust): New.
9226 (dwarf2out_stack_adjust): Use it.
9227 (dwarf2out_frame_debug_expr): Likewise.
9229 2008-07-31 Richard Guenther <rguenther@suse.de>
9231 PR tree-optimization/36978
9232 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
9233 the generated condition.
9235 2008-07-31 Richard Guenther <rguenther@suse.de>
9237 * passes.c (init_optimization_passes): Always call
9238 pass_early_warn_uninitialized.
9239 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
9240 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
9241 * doc/passes.texi (Warn for uninitialized variables): Adjust.
9243 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9246 * builtins.c (maybe_emit_free_warning): New function.
9247 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
9248 maybe_emit_free_warning for BUILT_IN_FREE.
9251 * dwarf2out.c (get_context_die): New function.
9252 (force_decl_die, force_type_die): Use it.
9253 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
9254 returns NULL, force generation of DW_TAG_typedef and put that into
9257 PR preprocessor/36649
9258 * c-pch.c (c_common_read_pch): Save and restore
9259 line_table->trace_includes across PCH restore.
9261 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
9264 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
9266 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
9269 * final.c (call_from_call_insn): Handle COND_EXEC.
9271 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9273 * builtins.c (std_gimplify_va_arg_expr): Replace
9274 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
9275 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9277 2008-07-30 Joey Ye <joey.ye@intel.com>
9278 H.J. Lu <hongjiu.lu@intel.com>
9280 * builtins.c (expand_builtin_setjmp_receiver): Replace
9281 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
9282 (expand_builtin_apply_args_1): Likewise.
9283 (expand_builtin_longjmp): Need DRAP for stack alignment.
9284 (expand_builtin_apply): Likewise.
9286 * caller-save.c (setup_save_areas): Call assign_stack_local_1
9287 instead of assign_stack_local to allow alignment reduction.
9289 * calls.c (emit_call_1): Need DRAP for stack alignment if
9291 (expand_call): Replace virtual_incoming_args_rtx with
9292 crtl->args.internal_arg_pointer.
9293 * stmt.c (expand_nl_goto_receiver): Likewise.
9295 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
9296 alignment and store to stack_alignment_estimated and
9297 max_used_stack_slot_alignment.
9298 (expand_one_var): Likewise.
9299 (expand_stack_alignment): New function.
9300 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
9301 and stack_alignment_estimated fields in rtl_data. Call
9302 expand_stack_alignment at end.
9304 * defaults.h (INCOMING_STACK_BOUNDARY): New.
9305 (MAX_STACK_ALIGNMENT): Likewise.
9306 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
9307 (SUPPORTS_STACK_ALIGNMENT): Likewise.
9309 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
9310 stack alignment when generating virtual registers.
9312 * function.c (assign_stack_local): Renamed to ...
9313 (assign_stack_local_1): This. Add a parameter to indicate
9314 if it is OK to reduce alignment.
9315 (assign_stack_local): Use it.
9316 (instantiate_new_reg): Instantiate virtual incoming args rtx
9317 to vDRAP if stack realignment and DRAP is needed.
9318 (assign_parms): Collect parameter/return type alignment and
9319 contribute to stack_alignment_estimated.
9320 (locate_and_pad_parm): Likewise.
9321 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
9322 with crtl->args.internal_arg_pointer.
9324 * function.h (rtl_data): Add new field drap_reg,
9325 max_used_stack_slot_alignment, stack_alignment_estimated,
9326 stack_realign_needed, need_drap, stack_realign_processed and
9327 stack_realign_finalized.
9328 (stack_realign_fp): New macro.
9329 (stack_realign_drap): Likewise.
9331 * global.c (compute_regsets): Frame pointer is needed when
9332 stack is realigned. Can eliminate frame pointer when stack is
9333 realigned and dynamic realigned argument pointer isn't used.
9335 * reload1.c (update_eliminables): Frame pointer is needed
9336 when stack is realigned.
9337 (init_elim_table): Can eliminate frame pointer when stack is
9338 realigned and dynamic realigned argument pointer isn't used.
9340 * rtl.h (assign_stack_local_1): Declare new funtion.
9342 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
9343 (TARGET_GET_DRAP_RTX): Likewise.
9344 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
9345 TARGET_GET_DRAP_RTX.
9347 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
9349 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
9350 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
9352 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
9353 H.J. Lu <hongjiu.lu@intel.com>
9355 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
9356 vdrap_reg, stack_realign and drap_reg_saved.
9357 (add_cfi): Don't allow redefining CFA when DRAP is used.
9358 (reg_save): Handle stack alignment.
9359 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
9360 alignment. Don't generate DWARF information for (set fp sp)
9362 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
9364 (int_loc_descriptor): Move prototype forward. Also define if
9365 DWARF2_UNWIND_INFO is true.
9366 (output_cfa_loc): Handle DW_CFA_expression.
9367 (build_cfa_aligned_loc): New.
9368 (based_loc_descr): Update assert for stack realign. For local
9369 variables, use sp+offset when stack is aligned without drap and
9370 fp+offset when stack is aligned with drap. For arguments, use
9371 cfa+offset when drap is used to align stack.
9373 2008-07-30 Joey Ye <joey.ye@intel.com>
9374 H.J. Lu <hongjiu.lu@intel.com>
9376 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
9378 (ix86_gen_andsp): New.
9379 (ix86_user_incoming_stack_boundary): Likewise.
9380 (ix86_default_incoming_stack_boundary): Likewise.
9381 (ix86_incoming_stack_boundary): Likewise.
9382 (ix86_can_eliminate): Likewise.
9383 (find_drap_reg): Likewise.
9384 (ix86_update_stack_boundary): Likewise.
9385 (ix86_get_drap_rtx): Likewise.
9386 (ix86_finalize_stack_realign_flags): Likewise.
9387 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
9388 (TARGET_GET_DRAP_RTX): Likewise.
9389 (override_options): Overide option value for new options.
9390 (ix86_function_ok_for_sibcall): Remove check for
9391 force_align_arg_pointer.
9392 (ix86_handle_cconv_attribute): Likewise.
9393 (ix86_function_regparm): Likewise.
9394 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
9395 (ix86_va_start): Replace virtual_incoming_args_rtx with
9396 crtl->args.internal_arg_pointer.
9397 (ix86_select_alt_pic_regnum): Check DRAP register.
9398 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
9399 (ix86_compute_frame_layout): Compute frame layout wrt stack
9401 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
9402 (ix86_expand_prologue): Decide if stack realignment is needed
9403 and generate prologue code accordingly.
9404 (ix86_expand_epilogue): Generate epilogue code wrt stack
9405 realignment is really needed or not.
9407 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
9408 (ABI_STACK_BOUNDARY): Likewise.
9409 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
9410 (STACK_REALIGN_DEFAULT): Likewise.
9411 (INCOMING_STACK_BOUNDARY): Likewise.
9412 (MAX_STACK_ALIGNMENT): Likewise.
9413 (ix86_incoming_stack_boundary): Likewise.
9414 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
9415 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
9416 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
9417 (machine_function): Remove force_align_arg_pointer.
9419 * config/i386/i386.md (BX_REG): New.
9420 (R13_REG): Likewise.
9422 * config/i386/i386.opt (mforce_drap): New.
9423 (mincoming-stack-boundary): Likewise.
9424 (mstackrealign): Add Init(-1).
9426 * config/i386/i386-protos.h (ix86_can_eliminate): New
9428 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9430 * doc/extend.texi: Update force_align_arg_pointer.
9432 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
9435 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
9436 (INCOMING_STACK_BOUNDARY): Likewise.
9437 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
9438 (TARGET_GET_DRAP_RTX): Likewise.
9440 2008-07-30 Andreas Schwab <schwab@suse.de>
9442 PR rtl-optimization/36929
9443 * dse.c (replace_inc_dec): Use emit_insn_before instead of
9444 add_insn_before and fix argument order.
9445 (replace_inc_dec_mem): Handle NULL rtx.
9447 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
9449 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
9451 (arm_compute_initial_elimination_offset): Use it.
9452 (arm_compute_save_reg_mask): Include static chain save slot when
9453 calculating alignment.
9454 (arm_get_frame_offsets): Ditto.
9455 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
9456 that we can use to decrement the stack when the stack decrement
9457 could be too big for an immediate value in a single insn.
9458 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
9460 2008-07-30 Richard Guenther <rguenther@suse.de>
9462 PR tree-optimization/36967
9463 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
9464 Release defs of statements we remove.
9466 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9468 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
9469 instead of NULL_RTVEC.
9471 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9475 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
9478 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
9480 * final.c (call_from_call_insn): New.
9481 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
9483 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
9485 * configure.ac: Substitute ADA_CFLAGS.
9486 * configure: Regenerate.
9487 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
9488 * Makefile.in: Remove mention of X_* variables.
9489 * config/pa/x-ada-hpux10: Remove.
9490 * config/pa/x-ada: Remove.
9492 * doc/fragments.texi: Update.
9494 2008-07-30 Olivier Hainque <hainque@adacore.com>
9496 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
9497 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
9498 __dso_handle explicitly here.
9500 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9503 * c-typeck.c (build_binary_op): Encapsulate code into...
9504 * c-common.c (shorten_binary_op): ...this new function.
9505 (conversion_warning): Use the new function. Handle non-negative
9506 constant in bitwise-and.
9507 * c-common.h (shorten_binary_op): Declare.
9509 2008-07-30 Olivier Hainque <hainque@adacore.com>
9511 * scan.c (make_sstring_space): Add explicit conversions of
9512 allocator's return value.
9513 * fix-header.c (recognized_function): Likewise.
9515 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9517 * doc/cpp.texi: Update to GFDL 1.2.
9518 * doc/gcc.texi: Do not list GPL as Invariant Section.
9519 * doc/gccint.texi: Likewise. Update copyright years.
9520 * doc/install.texi: Update copyright years.
9522 2008-07-30 Alan Modra <amodra@bigpond.net.au>
9525 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
9526 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
9528 2008-07-29 Jan Hubicka <jh@suse.cz>
9530 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
9531 (grokdeclarator): Likewise.
9532 * langhooks.c (lhd_warn_unused_global_decl): Use
9533 DECL_DECLARED_INLINE_P.
9534 * print-tree.c (print_node): Remove DECL_INLINE check.
9536 2008-07-29 Richard Guenther <rguenther@suse.de>
9538 PR tree-optimization/36945
9539 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
9540 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
9541 Record invariant addresses un-decomposed.
9542 (copy_reference_ops_from_call): Record reference call
9543 arguments properly. Simplify.
9544 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
9545 helper split out from ...
9546 (create_component_ref_by_pieces): ... here. Simplify.
9547 Prepare for recursive invocation for call arguments.
9548 (create_expression_by_pieces): Adjust call to
9549 create_component_ref_by_pieces.
9550 (compute_avail): Process operand 2 of reference ops.
9552 2008-07-29 Richard Guenther <rguenther@suse.de>
9554 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
9556 2008-07-29 Jakub Jelinek <jakub@redhat.com>
9558 * c-format.c (check_format_types): Revert unwanted checkin.
9560 2008-07-29 Jan Hubicka <jh@suse.cz>
9562 * flags.h (flag_really_no_inline): Remove.
9563 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
9564 * toplev.c (flag_really_no_inline): Remove.
9565 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
9566 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
9567 (cgraph_decide_inlining_incrementally): Likewise.
9568 (compute_inline_parameters): Likewise.
9569 * opts.c (decode_options): Simplify.
9570 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
9571 * common.opt (finline): Initialize to 1.
9572 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
9574 2008-07-29 Jan Hubicka <jh@suse.cz>
9576 * predict.c (always_optimize_for_size_p): New function.
9577 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9578 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9579 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
9581 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
9582 * function.c (prepare_function_start): Set default profile.
9583 * function.h (rtl_data): Add maybe_hot_insn_p.
9584 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
9585 (construct_exit_block): Likewise.
9586 (tree_expand_cfg): Likewise.
9588 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9589 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9590 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
9591 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
9594 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9597 * c-decl.c (merge_decls): Merge USED flags.
9599 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
9601 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
9602 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
9603 next_stack, lab_false and lab_over trees.
9605 2008-07-28 Richard Guenther <rguenther@suse.de>
9607 PR tree-optimization/36957
9608 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
9609 (useless_type_conversion_p): Remove.
9610 (types_compatible_p): Remove.
9611 * gimple.h (tree_ssa_useless_type_conversion): Declare.
9612 (useless_type_conversion_p): Declare.
9613 (types_compatible_p): Declare.
9614 (gimple_expr_type): Return the base type only if it is
9615 trivially convertible to the subtype.
9617 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
9619 * configure.ac: Use the m4_do macro to concatenate the warnings into
9620 one string in ACX_PROG_CC_WARNING_OPTS,
9621 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
9622 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
9623 * configure: Regenerate.
9625 2008-07-28 Richard Guenther <rguenther@suse.de>
9627 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
9628 (insert_fake_stores): Remove.
9629 (realify_fake_stores): Likewise.
9630 (execute_pre): Remove dead code.
9631 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
9632 (find_func_aliases): Deal with it here instead.
9633 Re-enable gcc_unreachable call.
9635 2008-07-28 Richard Guenther <rguenther@suse.de>
9637 Merge from gimple-tuples-branch.
9639 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
9640 * gimple.def: New file.
9641 * gsstruct.def: Likewise.
9642 * gimple-iterator.c: Likewise.
9643 * gimple-pretty-print.c: Likewise.
9644 * tree-gimple.c: Removed. Merged into ...
9645 * gimple.c: ... here. New file.
9646 * tree-gimple.h: Removed. Merged into ...
9647 * gimple.h: ... here. New file.
9649 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
9650 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
9651 --enable-checking=gimple flag.
9652 * config.in: Likewise.
9653 * configure: Regenerated.
9655 * tree-ssa-operands.h: Tuplified.
9656 * tree-vrp.c: Likewise.
9657 * tree-loop-linear.c: Likewise.
9658 * tree-into-ssa.c: Likewise.
9659 * tree-ssa-loop-im.c: Likewise.
9660 * tree-dump.c: Likewise.
9661 * tree-complex.c: Likewise.
9662 * cgraphbuild.c: Likewise.
9663 * tree-ssa-threadupdate.c: Likewise.
9664 * tree-ssa-loop-niter.c: Likewise.
9665 * tree-pretty-print.c: Likewise.
9666 * tracer.c: Likewise.
9667 * gengtype.c: Likewise.
9668 * tree-loop-distribution.c: Likewise.
9669 * tree-ssa-loop-unswitch.c: Likewise.
9670 * cgraph.c: Likewise.
9671 * cgraph.h: Likewise.
9672 * tree-ssa-loop-manip.c: Likewise.
9673 * value-prof.c: Likewise.
9674 * tree-ssa-loop-ch.c: Likewise.
9675 * tree-tailcall.c: Likewise.
9676 * value-prof.h: Likewise.
9679 * tree-pass.h: Likewise.
9680 * ipa-cp.c: Likewise.
9681 * tree-scalar-evolution.c: Likewise.
9682 * tree-scalar-evolution.h: Likewise.
9683 * target.h: Likewise.
9684 * lambda-mat.c: Likewise.
9685 * tree-phinodes.c: Likewise.
9686 * diagnostic.h: Likewise.
9687 * builtins.c: Likewise.
9688 * tree-ssa-alias-warnings.c: Likewise.
9689 * cfghooks.c: Likewise.
9690 * fold-const.c: Likewise.
9691 * cfghooks.h: Likewise.
9692 * omp-low.c: Likewise.
9693 * tree-ssa-dse.c: Likewise.
9694 * ipa-reference.c: Likewise.
9695 * tree-ssa-uncprop.c: Likewise.
9696 * toplev.c: Likewise.
9697 * tree-gimple.c: Likewise.
9698 * tree-gimple.h: Likewise.
9699 * tree-chrec.c: Likewise.
9700 * tree-chrec.h: Likewise.
9701 * tree-ssa-sccvn.c: Likewise.
9702 * tree-ssa-sccvn.h: Likewise.
9703 * cgraphunit.c: Likewise.
9704 * tree-ssa-copyrename.c: Likewise.
9705 * tree-ssa-ccp.c: Likewise.
9706 * tree-ssa-loop-ivopts.c: Likewise.
9707 * tree-nomudflap.c: Likewise.
9708 * tree-call-cdce.c: Likewise.
9709 * ipa-pure-const.c: Likewise.
9710 * c-format.c: Likewise.
9711 * tree-stdarg.c: Likewise.
9712 * tree-ssa-math-opts.c: Likewise.
9713 * tree-ssa-dom.c: Likewise.
9714 * tree-nrv.c: Likewise.
9715 * tree-ssa-propagate.c: Likewise.
9716 * ipa-utils.c: Likewise.
9717 * tree-ssa-propagate.h: Likewise.
9718 * tree-ssa-alias.c: Likewise.
9719 * gimple-low.c: Likewise.
9720 * tree-ssa-sink.c: Likewise.
9721 * ipa-inline.c: Likewise.
9722 * c-semantics.c: Likewise.
9723 * dwarf2out.c: Likewise.
9725 * tree-ssa-loop-ivcanon.c: Likewise.
9726 * predict.c: Likewise.
9727 * tree-ssa-loop.c: Likewise.
9728 * tree-parloops.c: Likewise.
9729 * tree-ssa-address.c: Likewise.
9730 * tree-ssa-ifcombine.c: Likewise.
9731 * matrix-reorg.c: Likewise.
9732 * c-decl.c: Likewise.
9733 * tree-eh.c: Likewise.
9734 * c-pretty-print.c: Likewise.
9735 * lambda-trans.c: Likewise.
9736 * function.c: Likewise.
9737 * langhooks.c: Likewise.
9738 * ebitmap.h: Likewise.
9739 * tree-vectorizer.c: Likewise.
9740 * function.h: Likewise.
9741 * langhooks.h: Likewise.
9742 * tree-vectorizer.h: Likewise.
9743 * ipa-type-escape.c: Likewise.
9744 * ipa-type-escape.h: Likewise.
9745 * domwalk.c: Likewise.
9746 * tree-if-conv.c: Likewise.
9747 * profile.c: Likewise.
9748 * domwalk.h: Likewise.
9749 * tree-data-ref.c: Likewise.
9750 * tree-data-ref.h: Likewise.
9751 * tree-flow-inline.h: Likewise.
9752 * tree-affine.c: Likewise.
9753 * tree-vect-analyze.c: Likewise.
9754 * c-typeck.c: Likewise.
9755 * gimplify.c: Likewise.
9756 * coretypes.h: Likewise.
9757 * tree-ssa-phiopt.c: Likewise.
9758 * calls.c: Likewise.
9759 * tree-ssa-coalesce.c: Likewise.
9760 * tree.def: Likewise.
9761 * tree-dfa.c: Likewise.
9762 * except.c: Likewise.
9763 * except.h: Likewise.
9764 * cfgexpand.c: Likewise.
9765 * tree-cfgcleanup.c: Likewise.
9766 * tree-ssa-pre.c: Likewise.
9767 * tree-ssa-live.c: Likewise.
9768 * tree-sra.c: Likewise.
9769 * tree-ssa-live.h: Likewise.
9770 * tree-predcom.c: Likewise.
9771 * lambda.h: Likewise.
9772 * tree-mudflap.c: Likewise.
9773 * ipa-prop.c: Likewise.
9774 * print-tree.c: Likewise.
9775 * tree-ssa-copy.c: Likewise.
9776 * ipa-prop.h: Likewise.
9777 * tree-ssa-forwprop.c: Likewise.
9778 * ggc-page.c: Likewise.
9779 * c-omp.c: Likewise.
9780 * tree-ssa-dce.c: Likewise.
9781 * tree-vect-patterns.c: Likewise.
9782 * tree-ssa-ter.c: Likewise.
9783 * tree-nested.c: Likewise.
9784 * tree-ssa.c: Likewise.
9785 * lambda-code.c: Likewise.
9786 * tree-ssa-loop-prefetch.c: Likewise.
9787 * tree-inline.c: Likewise.
9788 * tree-inline.h: Likewise.
9789 * tree-iterator.c: Likewise.
9790 * tree-optimize.c: Likewise.
9791 * tree-ssa-phiprop.c: Likewise.
9792 * tree-vect-transform.c: Likewise.
9793 * tree-object-size.c: Likewise.
9794 * tree-outof-ssa.c: Likewise.
9795 * cfgloop.c: Likewise.
9796 * system.h: Likewise.
9797 * tree-profile.c: Likewise.
9798 * cfgloop.h: Likewise.
9799 * c-gimplify.c: Likewise.
9800 * c-common.c: Likewise.
9801 * tree-vect-generic.c: Likewise.
9802 * tree-flow.h: Likewise.
9803 * c-common.h: Likewise.
9804 * basic-block.h: Likewise.
9805 * tree-ssa-structalias.c: Likewise.
9806 * tree-switch-conversion.c: Likewise.
9807 * tree-ssa-structalias.h: Likewise.
9808 * tree-cfg.c: Likewise.
9809 * passes.c: Likewise.
9810 * ipa-struct-reorg.c: Likewise.
9811 * ipa-struct-reorg.h: Likewise.
9812 * tree-ssa-reassoc.c: Likewise.
9813 * cfgrtl.c: Likewise.
9814 * varpool.c: Likewise.
9816 * tree-ssanames.c: Likewise.
9817 * tree-ssa-threadedge.c: Likewise.
9818 * langhooks-def.h: Likewise.
9819 * tree-ssa-operands.c: Likewise.
9820 * config/alpha/alpha.c: Likewise.
9821 * config/frv/frv.c: Likewise.
9822 * config/s390/s390.c: Likewise.
9823 * config/m32c/m32c.c: Likewise.
9824 * config/m32c/m32c-protos.h: Likewise.
9825 * config/spu/spu.c: Likewise.
9826 * config/sparc/sparc.c: Likewise.
9827 * config/i386/i386.c: Likewise.
9828 * config/sh/sh.c: Likewise.
9829 * config/xtensa/xtensa.c: Likewise.
9830 * config/stormy16/stormy16.c: Likewise.
9831 * config/ia64/ia64.c: Likewise.
9832 * config/rs6000/rs6000.c: Likewise.
9833 * config/pa/pa.c: Likewise.
9834 * config/mips/mips.c: Likewise.
9836 2008-07-28 Simon Baldwin <simonb@google.com>
9838 * c-pragma.c (handle_pragma_message): New function.
9839 (init_pragma): Register handle_pragma_message.
9840 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
9843 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
9845 PR tree-optimization/35252
9846 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
9847 REALPART_EXPR to be considered as same load operation.
9849 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
9851 PR tree-optimization/36830
9852 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
9853 (expressions_equal_p): Return false if only one operand is null.
9855 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
9857 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
9858 version requirements.
9860 2008-07-26 Olivier Hainque <hainque@adacore.com>
9862 * collect2.c (symkind): New enum. Symbol kinds we care about.
9863 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
9864 code and head comment accordingly.
9865 (scan_prog_file): Use symkind names instead of bare integers.
9867 2008-07-25 Jan Hubicka <jh@suse.cz>
9869 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
9871 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
9872 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
9873 * dojump.c (clear_pending_stack_adjust): Likewise.
9874 * print-tree.c (print_node): Ignore DECL_INLINE.
9875 * tree-inline.c (inlinable_function_p): Likewise.
9877 2008-07-25 Michael Meissner <gnu@the-meissners.org>
9879 * doc/extend.texi (hot attribute): Document that the hot attribute
9880 turns on -O3 for some ports.
9881 (cold attribute): Document that the cold attribute turns on -Os
9884 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
9885 reflect function specific option support.
9887 * target.h (struct target_option_hooks): Add fields to say whether
9888 the cold attribute implies -Os and the hot attribute implies -O3.
9890 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
9891 By default, do not turn on -Os for cold functions.
9892 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
9893 not turn on -O3 for hot functions.
9895 * c-common.c (handle_hot_attribute): Use target hook to determine
9896 if hot functions should enable -O3.
9897 (handle_cold_attribute): Use target hook to determine if cold
9898 functions should enable -Os.
9900 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
9901 (override_options): Move disable scheduling to
9902 optimization_options.
9903 (optimization_options): Disable scheduling here, not
9905 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9906 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9908 * config/ia64/ia64.c (ia64_override_options): Move setting
9909 scheduling flags to ia64_optimization_options.
9910 (ia64_optimization_options): Disable scheduling options here, and
9911 not in ia64_override_options.
9912 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9913 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9915 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
9918 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
9920 2008-07-25 Martin Jambor <mjambor@suse.cz>
9922 PR tree-optimization/36926
9923 * ipa-prop.c (ipa_analyze_call_uses): Call
9924 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
9926 2008-07-25 Joseph Myers <joseph@codesourcery.com>
9928 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9929 movv2si_internal): Add mem = reg alternative.
9931 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
9934 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
9935 DEFAULT_PCC_STRUCT_RETURN to 127.
9937 2008-07-24 Jan Hubicka <jh@suse.cz>
9939 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
9940 (build_cgraph_edges): Likewise.
9941 * cgraph.c (cgraph_node): Do not update assembler hash.
9942 (cgraph_remove_node): Drop non-unit-at-a-time code.
9943 * tree-pass.h (pass_O0_always_inline): Remove.
9944 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
9945 * toplev.c (process_options): Flag unit-at-a-time does not imply
9947 * cgraphunit.c: Update comments.
9948 (decide_is_function_needed): Drop non-unit-at-a-time mode.
9949 (cgraph_assemble_pending_functions): Remove.
9950 (cgraph_reset_node): Drop non-unit-at-a-time code.
9951 (cgraph_finalize_function): Likewise.
9952 (cgraph_analyze_function): Likewise.
9953 (cgraph_finalize_compilation_unit): Likewise.
9954 (cgraph_expand_function): Likewise.
9955 (cgraph_optimize): Likesise.
9956 (save_inline_function_body): Likewise.
9957 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
9958 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
9959 * ipa-inline.c: Update comments.
9960 (enum inlining_mode): remove INLINE_SPEED.
9961 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
9962 (cgraph_mark_inline_edge): Likewise.
9963 (try_inline): Likewise.
9964 (cgraph_decide_inlining_incrementally): Likewise.
9965 (cgraph_gate_inlining): Remove.
9966 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
9967 (cgraph_gate_early_inlining): Likewise.
9968 (gate_inline_passes): Remove.
9969 (pass_inline_parameters, pass_ipa_inline): Remove gates.
9970 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
9971 pass_O0_always_inline): Remove.
9972 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
9973 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
9974 * opts.c (no_unit_at_a_time_default): Remove.
9975 (decode_options): Remove flag_unit_at_a_time reset and warning.
9976 * opts.h (no_unit_at_a_time_default): Remove.
9977 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
9978 early in GNU dialect.
9979 (merge_decls): Update comment; drop unit-at-a-time check.
9980 (finish_decl): Likewise.
9981 (grok_declaration): Remove flag_inline_trees code.
9982 (finish_functions): Return on function returning non-void on all
9984 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
9985 * cfgexpand.c (expand_one_static_var): Remove.
9986 (expand_one_var): Remove expand_one_static_var call.
9987 (expand_used_vars_for_block): Remove flag_unit_a_time check.
9988 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
9989 and flag_unit_at_a-time compatibility checks.
9990 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
9991 * tree-inline.c (flag_inline_trees): Remove.
9992 (inlinable_function_p): Don't check it.
9993 (expand_call_inline): Remove non-unit-at-a-time code.
9994 * tree-inline.h (flag_inline_trees): Remove.
9995 * tree-optimize.c (execute_early_local_optimizations): Remove
9996 unit-at-a-time checks.
9997 (tree_rest_of_compilation): Likewise.
9998 * combine.c (setup_incoming_promotions): Likewise.
9999 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
10000 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
10001 * passes.c (pass_inline_parameters): Update comments; remove
10002 O0_alwaysinline pass.
10003 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
10004 (execute_one_pass): Likewise.
10005 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
10006 (ix86_function_sseregparm): Likewise.
10007 * arm.c (arm_function_in_section_p): Likewise.
10008 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
10009 * varpool.c: Update comments.
10010 (decide_is_variable_needed): Remove unit-at-a-time checks.
10011 (varpool_finalize_decl): Likewise.
10013 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
10015 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
10016 to 2 instead of -1.
10017 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
10019 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
10021 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
10022 imp symbol extension.
10024 2008-07-23 Ian Lance Taylor <iant@google.com>
10026 * tree-vrp.c (infer_value_range): Ignore asm statements when
10027 looking for memory accesses for -fdelete-null-pointer-checks.
10029 2008-07-24 Ben Elliston <bje@au.ibm.com>
10031 * config/spu/spu-c.c (__vector_keyword): New variable.
10032 (vector_keyword): Likewise.
10033 (spu_categorize_keyword): New function.
10034 (spu_macro_to_expand): Likewise.
10035 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
10036 compiling an ISO C dialect.
10038 2008-07-24 Ben Elliston <bje@au.ibm.com>
10040 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
10041 conventional usage.
10043 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10045 * configure: Regenerate.
10046 * configure.ac: Require texinfo 4.7.
10047 * doc/install.texi: Document texinfo 4.7 requirement.
10049 2008-07-23 Martin Jambor <mjambor@suse.cz>
10051 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
10052 rather than for DECL_SAVED_TREE.
10053 * ipa-prop.c: Include diagnostic.h.
10054 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
10056 (ipa_detect_param_modifications): Function rewritten from scratch.
10057 (ipa_compute_jump_functions): Changed accesses to modification flags.
10058 (ipa_free_node_params_substructures): Update flags destruction.
10059 (ipa_node_duplication_hook): Update flags duplication.
10060 (ipa_print_all_params_modified): Updated flag access.
10061 * ipa-prop.h (struct ipa_param_flags): New structure.
10062 (struct ipa_node_params): New field modification_analysis_done,
10063 modified_flags changed into param_flags.
10064 (ipa_is_ith_param_modified): Changed to use new flags.
10065 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
10067 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
10068 ipa-cp.c and split into two functions.
10069 (ipa_print_node_jump_functions): New function.
10070 (compute_scalar_jump_functions): New function.
10071 (type_like_member_ptr_p): New function.
10072 (compute_pass_through_member_ptrs): New function.
10073 (fill_member_ptr_cst_jump_function): New function.
10074 (determine_cst_member_ptr): New function.
10075 (compute_cst_member_ptr_arguments): New function.
10076 (ipa_compute_jump_functions): Complete rewrite.
10077 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
10078 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
10079 (struct ipa_member_ptr_cst): New structure.
10080 (union jump_func_value): New field member_cst.
10081 * ipa-cp.c (ipcp_lat_is_insertable): New function.
10082 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
10083 jump function types.
10084 (ipcp_print_all_lattices): Slight fprintf rearrangement.
10085 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
10086 instead of ipcp_print_all_jump_functions.
10087 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
10088 only for replacable scalars.
10090 * doc/invoke.texi (Optimize options): Add description of
10091 -findirect-inlining.
10092 * common.opt (flag_indirect_inlining): New flag.
10093 * opts.c (decode_options): Set flag_indirect_inlining when
10096 * ipa-inline.c: Include ipa-prop.h.
10097 (inline_indirect_intraprocedural_analysis): New function.
10098 (inline_generate_summary): Allocate parameter and argument info
10099 structures, call inline_indirect_intraprocedural_analysis on each
10100 node when doing indirect inlining and deallocate indirect inlining
10101 data structures in the end.
10102 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
10103 (free_all_ipa_structures_after_iinln): New function.
10104 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
10106 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
10108 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
10109 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10110 of computing the frequency separately.
10111 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10112 of computing the frequency separately.
10113 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
10114 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
10115 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
10116 (ipa_get_stmt_member_ptr_load_param): New function.
10117 (ipa_is_ssa_with_stmt_def): New function.
10118 (ipa_note_param_call): New function.
10119 (ipa_analyze_call_uses): New function.
10120 (ipa_analyze_stmt_uses): New function.
10121 (ipa_analyze_params_uses): New function.
10122 (ipa_free_node_params_substructures): Also free the param_calls linked
10124 (ipa_node_duplication_hook): Also duplicate the param_calls
10126 (ipa_print_node_param_flags): New function.
10127 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
10128 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
10129 * ipa-prop.h (struct ipa_param_flags): New field called.
10130 (struct ipa_param_call_note): New structure.
10131 (struct ipa_node_params): New fields param_calls and
10132 uses_analysis_done.
10133 (ipa_is_ith_param_called): New function.
10134 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
10135 ipa_analyze_params_uses and dump parameter flags.
10137 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
10138 ipa_propagate_indirect_call_infos if performing indirect inlining,
10139 pass a new parameter new_edges to it.
10140 (add_new_edges_to_heap): New fucntion.
10141 (cgraph_decide_inlining_of_small_functions): New vector
10142 new_indirect_edges for newly found indirect edges , call
10143 ipa_propagate_indirect_call_infos after inlining.
10144 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
10145 inlining if performing indirect inlining. Call
10146 free_all_ipa_structures_after_iinln when doing so too.
10147 (inline_generate_summary): Do not call
10148 free_all_ipa_structures_after_iinln here.
10149 * ipa-prop.c (update_jump_functions_after_inlining): New function.
10150 (print_edge_addition_message): New function.
10151 (update_call_notes_after_inlining): New function.
10152 (propagate_info_to_inlined_callees): New function.
10153 (ipa_propagate_indirect_call_infos): New function.
10154 * ipa-prop.h: Include cgraph.h
10155 (struct ipa_param_call_note): Fields reordered, new field processed.
10156 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
10157 flag indirect_call.
10158 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
10159 rediscovered call statements.
10160 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
10161 (dump_cgraph_node): Dump also the indirect_call flag.
10162 (cgraph_clone_edge): Copy also the indirect_call flag.
10163 * tree-inline.c (copy_bb): Do not check for fndecls from call
10164 expressions, check for edge availability when moving clones.
10165 (get_indirect_callee_fndecl): New function.
10166 (expand_call_inline): If callee declaration is not apprent from
10167 the statement, try calling get_indirect_callee_fndecl. Do not
10168 issue warnings or call sorry when not inlinings an indirect edge.
10169 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
10171 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
10172 bit more frandly to matching.
10173 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
10174 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
10175 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
10177 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10180 * opth-gen.awk: Suppress function specific features when building
10182 * optc-gen.awk: Ditto.
10184 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10187 * diagnostic.c (pedwarn): Add opt parameter.
10189 * c-tree.h (pedwarn_init): Add opt parameter.
10190 (pedwarn_c90): Likewise.
10191 (pedwarn_c99): Likewise.
10192 * c-errors.c (pedwarn_c99): Likewise.
10193 (pedwarn_c90): Likewise.
10194 * toplev.h (pedwarn): Update declaration.
10195 (pedwarn0): Declare.
10196 * c-lex.c: All calls to pedwarn changed.
10197 * builtins.c: All calls to pedwarn changed.
10198 * toplev.c: All calls to pedwarn changed.
10199 * c-decl.c: All calls to pedwarn changed.
10200 * c-typeck.c: All calls to pedwarn changed.
10201 * c-common.c: All calls to pedwarn changed.
10202 * c-parser.c: All calls to pedwarn changed.
10204 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10205 Karthik Kumar <karthikkumar@gmail.com>
10207 * attribs.c (file scope): Include c-common.h.
10208 (decl_attributes): Add support for #pragma GCC optimize and
10209 #pragma GCC option.
10211 * targhooks.c (default_can_inline_p): New function that is the
10212 default for the TARGET_CAN_INLINE_P target hook.
10214 * targhooks.h (default_can_inline_p): Add declaration.
10216 * tree.c (cl_optimization_node): New static tree for building
10217 OPTIMIZATION_NODE tree.
10218 (cl_target_option_node): New static tree for building
10219 TARGET_OPTION_NODE tree.
10220 (cl_option_hash_table): New hash table for hashing
10221 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10222 (cl_option_hash_hash): New function to provide the hash value for
10223 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10224 (cl_option_hash_eq): New function to provide an equality test for
10225 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10226 (tree_code_size): Add support for OPTIMIZATION_NODE and
10227 TARGET_OPTION_NODE trees.
10228 (tree_code_structure): Add support for OPTIMIZATION_NODE and
10229 TARGET_OPTION_NODE trees.
10230 (build_optimization_node): Build a tree that has all of the
10231 current optimization options.
10232 (build_target_option_node): Build a tree that has the target
10233 options that might be changed on a per function basis.
10235 * tree.h (file scope): Include options.h.
10236 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
10237 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10238 (TREE_OPTIMIZATION): Ditto.
10239 (TREE_TARGET_SPECIFIC): Ditto.
10240 (struct tree_function_decl): Add fields for remembering the
10241 current optimization options and target specific options.
10242 (struct tree_optimization_option): New tree variant that remembers
10243 the optimization options.
10244 (struct tree_target_option): New tree variant that remembers the
10245 target specific flags that might change for compiling a particular
10247 (union tree_node): Include tree_optimization_option and
10248 tree_target_option fields.
10249 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
10250 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
10251 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
10252 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
10253 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
10254 optimization and target options.
10255 (optimization_default_node): New macro to refer to global_trees
10257 (optimization_current_node): Ditto.
10258 (optimization_cold_node): Ditto.
10259 (optimization_hot_node): Ditto.
10260 (target_option_default_node): Ditto.
10261 (target_option_current_node): Ditto.
10262 (current_option_pragma): Ditto.
10263 (current_optimize_pragma): Ditto.
10265 * target.h (struct gcc_target): Add valid_option_attribute_p,
10266 target_option_save, target_option_restore, target_option_print,
10267 target_option_pragma_parse, and can_inline_p hooks.
10269 * toplev.h (parse_optimize_options): Add declaration.
10270 (fast_math_flags_struct_set_p): Ditto.
10272 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
10273 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
10276 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
10277 tree_can_inline_p hook to see if one function can inline another.
10278 (cgraph_decide_inlining): Ditto.
10279 (cgraph_decide_inlining_incrementally): Ditto.
10281 * opts.c (decode_options): Add support for running multiple times
10282 to allow functions with different target or optimization options
10283 than was specified on the command line.
10284 (fast_math_flags_struct_set_p): New function that is similar to
10285 fast_math_flags_set_p, except it uses the values in the
10286 cl_optimization structure instead of global variables.
10288 * optc-gen.awk: Add support for TargetSave to allow a back end to
10289 declare new fields that need to be saved when using function
10290 specific options. Include flags.h and target.h in the options.c
10291 source. Add support for Save to indicate which options can be set
10292 for individual functions. Generate cl_optimize_save,
10293 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
10294 cl_target_option_restore, cl_target_option_print functions to
10295 allow functions to use different optimization or target options.
10297 * opt-functions.awk (var_type_struct): Return the type used for
10298 storing the field in a structure.
10300 * opth-gen.awk: Add support for TargetSave to allow a back end to
10301 declare new fields that need to be saved when using function
10302 specific options. Add support for Save to indicate which options
10303 can be set for individual functions. Only generate one extern for
10304 Mask fields. Generate cl_optimization and cl_target_option
10305 structures to remember optimization and target options.
10307 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
10308 collecting new tree nodes.
10309 (TS_TARGET_OPTION): Ditto.
10311 * c-decl.c (merge_decls): Merge function specific target and
10312 optimization options.
10314 * function.c (invoke_set_current_function_hook): If the function
10315 uses different optimization options, change the global variables
10318 * coretypes.h (struct cl_optimization): Add forward reference.
10319 (struct cl_target_option): Ditto.
10321 * c-pragma.c (option_stack): New static vector to remember the
10322 current #pragma GCC option stack.
10323 (handle_pragma_option): New function to support #pragma GCC option
10324 to change target options.
10325 (optimize_stack): New static vector to remember the current
10326 #pragma GCC optimize stack.
10327 (handle_pragma_optimize): New function to support #pragma GCC
10328 optimize to change optimization options.
10329 (init_pragma): Add support for #pragma GCC optimize and #pragma
10332 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
10333 optimization options.
10334 (TARGET_OPTION_NODE): New tree code for remembering certain target
10337 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
10338 TARGET_OPTION_NODE trees.
10340 * common.opt (-O): Add Optimization flag.
10342 (-fmath-errno): Ditto.
10343 (-falign-functions): Add UInteger flag to make sure flag gets full
10344 int in cl_optimization structure.
10345 (-falign-jumps): Ditto.
10346 (-falign-labels): Ditto.
10347 (-falign-loops): Ditto.
10348 (-fsched-stalled-insns): Ditto.
10349 (-fsched-stalled-insns-dep): Ditto.
10351 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
10353 (TARGET_OPTION_SAVE): Ditto.
10354 (TARGET_OPTION_RESTORE): Ditto.
10355 (TARGET_OPTION_PRINT): Ditto.
10356 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10357 (TARGET_CAN_INLINE_P): Ditto.
10358 (TARGET_INITIALIZER): Add new hooks.
10360 * tree-inline.c (tree_can_inline_p): New function to determine
10361 whether one function can inline another. Check if the functions
10362 use compatible optimization options, and also call the backend
10365 * tree-inline.h (tree_can_inline_p): Add declaration.
10367 * c-common.c (c_common_attribute): Add support for option and
10368 optimize attributes.
10369 (handle_option_attribute): Add support for the option attribute to
10370 allow the user to specify different target options for compiling a
10372 (handle_optimize_attribute): Add support for the optimize
10373 attribute to allow the user to specify different optimization
10374 options for compiling a specific function.
10375 (handle_hot_attribute): Turn on -O3 optimization for this one
10376 function if it isn't the default optimization level.
10377 (handle_cold_attribute): Turn on -Os optimization for this one
10378 function if it insn't the default optimization.
10379 (const_char_p): New const char * typedef.
10380 (optimize_args): New static vector to remember the optimization
10382 (parse_optimize_options): New function to set up the optimization
10383 arguments from either the optimize attribute or #pragma GCC optimize.
10385 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
10386 (builtin_define_std): Ditto.
10388 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
10389 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
10390 (x86_64-*-*): Ditto.
10392 * Makefile.in (TREE_H): Add options.h.
10393 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
10395 * doc/extend.texi (option attribute): Document new attribute.
10396 (optimize attribute): Ditto.
10397 (hot attribute): Document hot attribute sets -O3.
10398 (cold attribute): Document cold attribute sets -Os.
10399 (#pragma GCC option): Document new pragma.
10400 (#pragma GCC optimize): Ditto.
10402 * doc/options.texi (TargetSave): Document TargetSave syntax.
10403 (UInteger): Document UInteger must be used for certain flags.
10404 (Save): Document Save option to create target specific options
10405 that can be saved/restored on a function specific context.
10407 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
10408 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10410 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
10411 (TARGET_OPTION_SAVE): Ditto.
10412 (TARGET_OPTION_RESTORE): Ditto.
10413 (TARGET_OPTION_PRINT): Ditto.
10414 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10415 (TARGET_CAN_INLINE_P): Ditto.
10417 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
10419 (-mfpmath=both): Ditto.
10421 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10422 Karthik Kumar <karthikkumar@gmail.com>
10424 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
10425 (TARGET_POPCNT): Ditto.
10426 (TARGET_SAHF): Ditto.
10427 (TARGET_AES): Ditto.
10428 (TARGET_PCLMUL): Ditto.
10429 (TARGET_CMPXCHG16B): Ditto.
10430 (TARGET_RECIP): Move switch into target_flags.
10431 (TARGET_FUSED_MADD): Ditto.
10432 (ix86_arch_features): Make an unsigned char type.
10433 (ix86_tune_features): Ditto.
10434 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
10435 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
10436 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
10438 * config/i386/i386.opt (arch): New TargetSave field to define
10439 fields that need to be saved for function specific option support.
10442 (branch_cost): Ditto.
10443 (ix86_isa_flags_explicit): Ditto.
10444 (tune_defaulted): Ditto.
10445 (arch_specified): Ditto.
10446 (-m128-long-double): Add Save flag to save option for target
10447 specific option support.
10449 (-maccumulate-outgoing-args): Ditto.
10450 (-malign-double): Ditto.
10451 (-malign-stringops): Ditto.
10452 (-mfancy-math-387): Ditto.
10453 (-mhard-float): Ditto.
10454 (-mieee-fp): Ditto.
10455 (-minline-all-stringops): Ditto.
10456 (-minline-stringops-dynamically): Ditto.
10457 (-mms-bitfields): Ditto.
10458 (-mno-align-stringops): Ditto.
10459 (-mno-fancy-math-387): Ditto.
10460 (-mno-push-args): Ditto.
10461 (-mno-red-zone): Ditto.
10462 (-mpush-args): Ditto.
10463 (-mred-zone): Ditto.
10465 (-msseregparm): Ditto.
10466 (-mstack-arg-probe): Ditto.
10478 (-mno-sse4): Ditto.
10481 (-mrecip): Move flag into target_flags.
10483 (-mno-fused-madd): Ditto.
10484 (-mfused-madd): Ditto.
10485 (-mabm): Move flag into ix86_isa_flags.
10492 * config/i386/i386-c.c: New file for #pragma support.
10493 (ix86_target_macros_internal): New function to #define or #undef
10494 target macros based when the user uses the #pragma GCC option to
10495 change target options.
10496 (ix86_pragma_option_parse): New function to add #pragma GCC option
10498 (ix86_target_macros): Move defining the target macros here from
10499 TARGET_CPU_CPP_BUILTINS in i386.h.
10500 (ix86_register_pragmas): Register the #pragma GCC option hook. If
10501 defined, initialize any subtarget #pragmas.
10503 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
10504 REGISTER_TARGET_PRAGMAS.
10506 * config/i386/t-i386: New file for x86 dependencies.
10507 (i386.o): Make dependencies mirror the include files used.
10508 (i386-c.o): New file, add dependencies.
10510 * config/i386/i386-protos.h (override_options): Add bool argument.
10511 (ix86_valid_option_attribute_tree): Add declaration.
10512 (ix86_target_macros): Ditto.
10513 (ix86_register_macros): Ditto.
10515 * config/i386/i386.c (ix86_tune_features): Move initialization of
10516 the target masks to initial_ix86_tune_features to allow functions
10517 to have different target options. Make type unsigned char,
10518 instead of unsigned int.
10519 (initial_ix86_tune_features): New static vector to hold processor
10520 masks for the tune variables.
10521 (ix86_arch_features): Move initialization of the target masks to
10522 initial_ix86_arch_features to allow functions to have different
10523 target options. Make type unsigned char, instead of unsigned int.
10524 (initial_ix86_arch_features): New static vector to hold processor
10525 masks for the arch variables.
10526 (enum ix86_function_specific_strings): New enum to describe the
10527 string options used for attribute((option(...))).
10528 (ix86_target_string): New function to return a string that
10529 describes the target options.
10530 (ix86_debug_options): New function to print the current options in
10532 (ix86_function_specific_save): New function hook to save the
10533 function specific global variables in the cl_target_option structure.
10534 (ix86_function_specific_restore): New function hook to restore the
10535 function specific variables from the cl_target_option structure to
10536 the global variables.
10537 (ix86_function_specific_print): New function hook to print the
10538 target specific options in the cl_target_option structure.
10539 (ix86_valid_option_attribute_p): New function hook to validate
10540 attribute((option(...))) arguments.
10541 (ix86_valid_option_attribute_tree): New function that is common
10542 code between attribute((option(...))) and #pragma GCC option
10543 support that parses the options and returns a tree holding the options.
10544 (ix86_valid_option_attribute_inner_p): New helper function for
10545 ix86_valid_option_attribute_tree.
10546 (ix86_can_inline_p): New function hook to decide if one function
10547 can inline another on a target specific basis.
10548 (ix86_set_current_function); New function hook to switch target
10549 options if the user used attribute((option(...))) or #pragma GCC
10551 (ix86_tune_defaulted): Move to static file scope from
10553 (ix86_arch_specified): Ditto.
10554 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
10556 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
10557 (OPTION_MASK_ISA_ABM_SET): Ditto.
10558 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
10559 (OPTION_MASK_ISA_CX16_SET): Ditto.
10560 (OPTION_MASK_ISA_SAHF_SET): Ditto.
10561 (OPTION_MASK_ISA_AES_UNSET): Ditto.
10562 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
10563 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
10564 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
10565 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
10566 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
10567 (struct ptt): Move to static file scope from override_options.
10568 (processor_target_table): Ditto.
10569 (cpu_names): Ditto.
10570 (ix86_handle_option): Add support for options that are now isa options.
10571 (override_options): Add support for declaring functions that
10572 support different target options than were specified on the
10573 command line. Move struct ptt, processor_target_table, cpu_names,
10574 ix86_tune_defaulted, ix86_arch_specified to static file scope.
10575 Add bool argument. Fix up error messages so the appropriate error
10576 is given for either command line or attribute.
10577 (ix86_previous_fndecl): New static to remember previous function
10578 declaration to see if we need to change target options.
10579 (ix86_builtins_isa): New array to record the ISA of each builtin
10581 (def_builtin): Always create the builtin function, even if the
10582 current ISA doesn't support it.
10583 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
10584 tests for those builtins.
10585 (ix86_init_builtins): Remove TARGET_MMX test for calling
10586 ix86_init_mmx_sse_builtins.
10587 (ix86_expand_builtin): If the current ISA doesn't support a given
10588 builtin, signal an error.
10589 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
10590 (TARGET_SET_CURRENT_FUNCTION): Ditto.
10591 (TARGET_OPTION_SAVE): Ditto.
10592 (TARGET_OPTION_RESTORE): Ditto.
10593 (TARGET_OPTION_PRINT): Ditto.
10594 (TARGET_CAN_INLINE_P): Ditto.
10596 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
10598 * c-typeck.c (build_external_ref): Don't call assemble_external.
10599 * final.c (output_operand): Call assemble_external.
10601 2008-07-21 DJ Delorie <dj@redhat.com>
10603 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
10604 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10606 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10608 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
10609 original insn and splitter contents into ...
10610 ("*div<mode>3_fast"): ... this new pattern. Enable only if
10611 flag_unsafe_math_optimizations. Add dummy scratch register.
10612 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
10613 !flag_unsafe_math_optimizations. Returns number with next
10614 highest magnitude if this is still less or equal to the true
10615 quotient in magnitude.
10617 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
10619 * Makefile.in: Replace toplev.h with TOPLEV_H.
10620 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
10621 * c-lex.c (fe_file_change): Don't set in_system_header.
10622 * c-parser.c (c_token): Remove in_system_header.
10623 (c_lex_one_token): Don't set in_system_header.
10624 (c_parser_set_source_position_from_token): Don't set in_system_header.
10625 * diagnostic.c (diagnostic_report_diagnostic): Use location from
10628 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
10629 * flags.h (in_system_header): Remove.
10630 * function.c (saved_in_system_header): Remove.
10631 (push_cfun): Don't set in_system_header.
10632 (pop_cfun): Don't set in_system_header.
10633 (push_struct_function): Don't set in_system_header.
10634 * input.h (expanded_location): Add sysp.
10635 (in_system_header_at): New.
10636 (in_system_header): New.
10637 * toplev.c (in_system_header): Remove.
10638 * toplev.h: Include input.h
10640 * tree-cfg.c (execute_warn_function_return): Call warning_at.
10641 * tree-ssa.c (warn_uninit): Call warning_at.
10642 (warn_uninitialized_var): Update calls to warn_uninit.
10643 (warn_uninitialized_phi): Update calls to warn_uninit.
10644 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
10645 (expand_location): Initialize xloc.sysp.
10646 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
10647 (tree_decl_with_vis): Remove in_system_header_flag.
10649 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
10652 * recog.c (asm_operand_ok): Change the order of the extra
10653 memory constraint checks.
10655 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10658 * tree-switch-conversion.c (build_one_array): Call
10659 varpool_mark_needed_node and varpool_finalize_decl
10660 instead of assemble_variable.
10662 2008-07-19 Jan Hubicka <jh@suse.cz>
10664 * cgraph.c (cgraph_add_new_function): Do early local passes.
10665 * tree-nrv.c (gate_pass_return_slot): New gate.
10666 (pass_nrv): Add the gate.
10667 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
10669 (coalesce_ssa_name): Coalesce SSA names.
10670 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
10671 not optimizing so unused user vars remains visible.
10672 * common.opt (flag_tree_ter): Always enable by default.
10673 * tree-ssa-ter.c: Include flags.h
10674 (is_replaceable_p): Check that locations match; when aliasing
10675 is missing be conservative about loads.
10676 * tree-optimize.c (gate_init_datastructures): Remove.
10677 (pass_init_datastructures): New.
10678 * passes.c: Reorder passes so we always go into SSA.
10680 2008-07-19 Jan Hubicka <jh@suse.cz>
10682 * doc/extend.texi (flatten attribute): Remove note about
10684 * doc/invoke.texi (--combine): Likewise.
10685 (-finline-functions-called-once): Update levels when enabled.
10686 (-funit-at-a-time): Document new behaviour.
10687 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
10688 -fno-section-anchors when disabled explicitly.
10689 (inline params): They are not ignored now.
10690 (precompiled headers): Remove unit-at-a-time as being incompatible.
10691 * opts.c (decode_options): Handle unit-at-a-time as alias;
10692 imply -fno-section-anchors when toplevel reorder is disabled
10694 * common.opt (ftoplevel-reorder): Set default value to 2.
10695 (funit-at-a-time): Set default value to 1.
10696 * config/rs6000/rs6000.c (optimization_options): Set section anchors
10699 2008-07-19 Jan Hubicka <jh@suse.cz>
10701 * builtins.c (expand_builtin_int_roundingfn,
10702 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
10705 2008-07-19 Richard Guenther <rguenther@suse.de>
10708 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
10709 * tree-ssa-sccvn.c (get_constant_value_id): New function.
10710 * tree-ssa-pre.c (get_expr_value_id): For newly created
10711 constant value-ids make sure to add the expression to its
10714 2008-07-19 Jakub Jelinek <jakub@redhat.com>
10716 PR middle-end/36877
10717 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
10718 return value of the builtin is ignored.
10720 2008-07-19 Olivier Hainque <hainque@adacore.com>
10722 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
10723 bits, a C conformant malloc implementation has to provide.
10724 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
10726 2008-07-19 Joseph Myers <joseph@codesourcery.com>
10730 * reload.c (find_reloads_subreg_address): Only reload address if
10731 reloaded == 0, not for reloaded != 1.
10734 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10735 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10736 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10737 m32c_legitimize_reload_address.
10739 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10740 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10741 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10743 2008-07-19 Olivier Hainque <hainque@adacore.com>
10745 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
10746 argument, saying whether nested array are to be collapsed
10747 into a single array type DIE with multiple subscripts.
10748 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
10749 issues, centralize the nested array types collapsing control and
10750 disable the transformation for Ada.
10752 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
10755 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
10757 (x86_64_shift_adj_2): New expander.
10758 (x86_64_shift_adj_3): Ditto.
10759 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
10760 to split TImode operands.
10761 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
10762 (ix86_split_lshr): Ditto.
10764 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
10766 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
10767 and __CHAR32_TYPE__.
10768 * c-typeck.c (digest_init): Support char16_t and char32_t.
10769 (set_nonincremental_init_from_string): Idem.
10771 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10773 PR middle-end/36859
10774 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
10775 PREFERRED_STACK_BOUNDARY.
10776 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10778 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10780 PR middle-end/36858
10781 * function.c (locate_and_pad_parm): Cap boundary earlier.
10783 2008-07-17 Julian Brown <julian@codesourcery.com>
10785 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
10786 no-op for targets which don't use DLLs.
10788 2008-07-17 Martin Jambor <mjambor@suse.cz>
10790 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
10791 that nodes are relevant by examining the node->analyzed flag.
10792 (ipcp_init_stage): Check which nodes are relevant, assert that the
10793 relevant ones are also required.
10794 (ipcp_propagate_stage): Check on the side arrays are properly
10796 (ipcp_print_all_jump_functions): Make sure not to touch any node
10797 that is not analyzed or an edge that does not have a corresponding
10798 entry in the on-the-side vectors.
10799 (ipcp_function_scale_print): Likewise.
10800 (ipcp_update_callgraph): Check that the node is relevant.
10801 (ipcp_insert_stage): Check that the node is relevant. Check there is
10802 an info for every node and edge.
10803 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
10804 (ipa_print_all_tree_maps): Likewise and a new variable info.
10805 (ipa_print_all_params_modified): Likewise.
10806 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
10808 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
10811 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
10813 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
10815 PR rtl-optimization/36753
10816 * fwprop.c (use_killed_between): Don't shortcut
10817 single-definition global registers.
10819 2008-07-16 Jan Hubicka <jh@suse.cz>
10821 * cgraph.h (varpool_empty_needed_queue): Declare.
10822 * cgraphunit.c (output_in_order): Mark all variables as needed;
10824 * varpool.c (varpool_assemble_node): Update debug queue.
10825 (varpool_assemble_pending_decls): Don't do it here.
10826 (varpool_empty_needed_queue): New function.
10828 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10830 * recog.c (peephole2_optimize): Fix formatting.
10832 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10834 * c-pch.c (get_ident): Avoid C++ keywords.
10835 * combine-stack-adj.c (single_set_for_csa): Likewise.
10836 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
10837 output_asm_insn): Likewise.
10838 * reload.c (push_secondary_reload, find_reusable_reload,
10839 push_reload, combine_reloads, find_reloads,
10840 debug_reload_to_stream): Likewise.
10841 * reload.h (struct reload): Likewise.
10842 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
10843 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
10844 emit_output_reload_insns): Likewise.
10845 * targhooks.c (default_secondary_reload): Likewise.
10846 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
10848 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10850 * recog.c (validate_change_1, validate_change,
10851 validate_unshare_change, validate_replace_rtx_1, struct
10852 funny_match, constrain_operands, peephole2_optimize): Avoid C++
10854 * reload.c (push_secondary_reload, secondary_reload_class,
10855 scratch_reload_class, find_valid_class, find_reusable_reload,
10856 push_reload, find_dummy_reload, find_reloads_address_1,
10857 find_reloads_address_part, find_equiv_reg): Likewise.
10858 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
10859 choose_reload_regs): Likewise.
10860 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
10862 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
10863 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
10864 * sched-rgn.c (concat_INSN_LIST): Likewise.
10865 * stor-layout.c (mode_for_size, mode_for_size_tree,
10866 smallest_mode_for_size): Likewise.
10868 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10870 * cfg.c (dump_reg_info): Avoid C++ keywords.
10871 * dwarf2asm.c (dw2_force_const_mem,
10872 dw2_asm_output_encoded_addr_rtx): Likewise.
10873 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
10874 * expmed.c (expand_shift): Likewise.
10875 * global.c (find_reg): Likewise.
10876 * graph.c (draw_edge): Likewise.
10877 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
10878 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
10879 widen_clz, widen_bswap, expand_parity, expand_unop,
10880 emit_cmp_and_jump_insn_1): Likewise.
10881 * postreload.c (reload_cse_simplify_operands): Likewise.
10882 * ra.h (add_neighbor): Likewise.
10883 * reg-stack.c (remove_regno_note, change_stack): Likewise.
10884 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
10885 record_reg_classes, copy_cost, record_address_regs,
10886 invalid_mode_change_p): Likewise.
10887 * regrename.c (regrename_optimize, scan_rtx_reg,
10888 dump_def_use_chain, find_oldest_value_reg,
10889 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
10891 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10893 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
10894 MASK_POWERPC64 for power4 in previous commit.
10896 2008-07-16 Olivier Hainque <hainque@adacore.com>
10898 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
10899 instead of bare conversion to cast const-ness away.
10901 2008-07-16 Anatoly Sokolov <aesok@post.ru>
10903 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
10904 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
10905 * config/xtensa/xtensa.c (xtensa_function_value): New function.
10906 (TARGET_FUNCTION_VALUE): Define.
10908 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10910 * config/rs6000/rs6000.c (processor_target_table): Add
10911 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
10913 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10916 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10917 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10918 m32c_legitimize_reload_address.
10920 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
10922 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
10923 DECL_IN_SYSTEM_HEADER in sync.
10925 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
10927 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
10928 * tree-ssa-pre.c (pre_expr_eq): Ditto
10929 (get_constant_for_value_id): Take a type as an argument.
10930 (fully_constant_expression): Pass in type.
10931 (find_or_generate_expression): Short circuit constant case.
10932 (create_expression_by_pieces): Remove special casing of
10934 (do_regular_insertion): Short circuit constant case.
10935 (do_partial_partial_insertion): Ditto.
10937 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10940 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
10942 2008-07-15 Bob Wilson <bob.wilson@acm.org>
10944 * config/xtensa/libgcc-xtensa.ver: New file.
10945 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
10947 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10949 * df-problems.c (df_set_note): Avoid C++ keywords.
10950 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
10951 * dse.c (record_store, remove_useless_values): Likewise.
10952 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
10953 gen_reg_rtx_offset, operand_subword, change_address_1,
10954 change_address, adjust_address_1, offset_address,
10955 widen_memory_access, emit_copy_of_insn_after): Likewise.
10956 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
10957 * fwprop.c (should_replace_address, propagate_rtx_1,
10958 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
10960 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
10961 gcse_emit_move_after, update_ld_motion_stores): Likewise.
10962 * lcm.c (compute_insert_delete, pre_edge_lcm,
10963 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
10964 * lower-subreg.c (resolve_reg_notes): Likewise.
10965 * mode-switching.c (optimize_mode_switching): Likewise.
10967 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10969 * bt-load.c (add_btr_def, migrate_btr_def,
10970 branch_target_load_optimize): Avoid C++ keywords.
10971 * caller-save.c (insert_restore, insert_save, insert_one_insn):
10973 * combine.c (subst, simplify_set, make_extraction,
10974 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
10975 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
10976 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
10978 2008-07-15 Richard Guenther <rguenther@suse.de>
10980 PR middle-end/36369
10981 * c-common.c (strict_aliasing_warning): Do not warn for
10982 TYPE_REF_CAN_ALIAS_ALL pointers.
10983 (c_common_get_alias_set): may_alias types are not special.
10984 * tree.c (build_pointer_type_for_mode): Look up the may_alias
10985 attribute and set can_ref_all accordingly.
10986 (build_reference_type_for_mode): Likewise.
10987 * doc/extend.texi (may_alias): Clarify.
10989 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10992 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10993 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10995 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10998 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
10999 gcc_assert, instead call output_operand_lossage.
11001 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
11003 * builtins.c (std_canonical_va_list): Treat structure based
11006 2008-07-15 Ben Elliston <bje@au.ibm.com>
11008 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
11010 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
11012 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
11015 2008-07-14 Jan Hubicka <jh@suse.cz>
11017 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
11018 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
11019 fix predicates and constraints.
11020 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
11021 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
11023 2008-07-14 Doug Kwan <dougkwan@google.com>
11025 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
11026 additional option file arm/eabi.opt.
11027 * config/arm/eabi.h (File): New configuration file for EABI targets.
11028 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
11029 SUBSUBTARGET_EXTRA_SPECS.
11030 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
11031 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
11032 from STARTFILE_SPEC so that it can be referenced in an override.
11033 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
11034 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
11035 can be referenced in an override.
11036 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
11037 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
11038 so that it can be referenced in an override.
11039 (LINK_SPEC): Use BPABI_LINK_SPEC.
11040 * config/arm/eabi.opt (File): New.
11042 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11044 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
11045 (FIXED_VALUE_H): New variable.
11046 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
11047 input.h, fixed-value.h.
11048 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
11049 (BASIC_BLOCK_H): Use $(BITMAP_H).
11050 (FUNCTION_H): Add varray.h.
11051 (IPA_REFERENCE_H): Use $(BITMAP_H).
11052 (CGRAPH_H): Add $(BASIC_BLOCK_H).
11053 (DF_H): Use $(BITMAP_H).
11054 (GGC_H): Add statistics.h.
11055 (INSN_ADDR_H): New.
11056 (INSN_ATTR_H): Use it.
11057 (SYSTEM_H): Add safe-ctype.h, filenames.h.
11059 (SYMTAB_H): Add $(OBSTACK_H).
11060 (CPP_INTERNAL_H): New.
11061 (TREE_DUMP_H): Add tree-pass.h.
11062 (TREE_FLOW_H): Use $(BITMAP_H)
11063 (PRETTY_PRINT_H): Use $(INPUT_H).
11064 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
11067 (many object files): Fix lots of header dependencies throughout.
11069 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11071 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
11073 (s-gtyp-input): Use them to write tmp-gi.list.
11074 (echo_to_gi.list): Remove.
11076 2008-07-14 Richard Guenther <rguenther@suse.de>
11078 * tree-ssa-sccvn.c (pre_info): Remove.
11079 (switch_to_PRE_table): Likewise.
11080 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
11081 (set_hashtable_value_ids): Do not create value-ids for the
11083 (run_scc_vn): Remove double test. Remove bogus special-case
11084 in value-number printing.
11085 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
11086 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
11088 * tree-flow-inline.h (get_value_handle): Remove.
11089 * tree-flow.h (get_value_handle): Remove.
11091 2008-07-14 Martin Jambor <mjambor@suse.cz>
11093 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
11094 in which we generate arithmetics is not a subrange.
11096 2008-07-14 Martin Jambor <mjambor@suse.cz>
11098 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
11100 2008-07-14 Richard Guenther <rguenther@suse.de>
11102 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
11104 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
11107 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
11108 reload for symbol refs moved to r0 with -fPIC.
11109 (legitimize_pic_address): Use the target register as temporary
11111 (emit_symbolic_move): Adjust comment.
11112 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
11115 2008-07-14 Ben Elliston <bje@au.ibm.com>
11117 * c-common.h (C_CPP_HASHNODE): New macro.
11118 * coretypes.h (struct cpp_token): Forward declare.
11119 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11120 the context-sensitive keyword method.
11121 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
11122 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
11123 expand_bool_pixel): New.
11124 (altivec_categorize_keyword): New function.
11125 (init_vector_keywords): New function.
11126 (rs6000_macro_to_expand): Likewise.
11127 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
11128 compiling an ISO C dialect.
11130 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
11132 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
11133 (create_expression_by_pieces): Fix typo.
11134 (do_regular_insertion): Use debug counter here too.
11136 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
11139 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
11140 CONST_OK_FOR_LETTER_P. All port-local users changed.
11141 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
11142 implement Kp matching power-of-two.
11143 (CONSTRAINT_LEN): Define to match.
11144 * config/cris/cris.md: Replace all use of constraint K with Kc.
11145 ("*btst*): Use Kp for operand 0 of last alternative.
11147 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11150 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
11153 2008-07-13 Jan Hubicka <jh@suse.cz>
11155 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
11158 2008-07-13 Richard Guenther <rguenther@suse.de>
11160 PR middle-end/36811
11161 * langhooks.c (lhd_print_error_function): Deal with recursive
11164 2008-07-12 Jan Hubicka <jh@suse.cz>
11166 * cgraph.c (assembler_name_hash): New static var.
11167 (hash_node_by_assembler_name, eq_assembler_name): New.
11168 (cgraph_node_for_asm): Use hashtable.
11169 (cgraph_remove_node): Maintain hashtable.
11170 (change_decl_assembler_name): Sanity check that names are not changing
11171 after aliasing was processed.
11172 * cgraph.h (varpoon_node): Add next GGC marker.
11173 * tree.c (decl_assembler_name_equal): Constify.
11174 (decl_assembler_name_hash): New.
11175 * tree.h (decl_assembler_name_equal): Constify.
11176 (decl_assembler_name_hash): Update.
11178 2008-07-12 David Daney <ddaney@avtrex.com>
11180 * config/mips/driver-native.c (host_detect_local_cpu): Handle
11181 sb1 and r5000 cpus.
11183 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
11185 * doc/md.texi: Document the MIPS "v" constraint.
11186 * config/mips/mips.h (reg_class): Revert last change.
11187 (REG_CLASS_NAMES): Likewise.
11188 (REG_CLASS_CONTENTS): Likewise.
11189 * config/mips/mips.c (mips_regno_to_class): Likewise.
11190 * config/mips/constraints.md (v): Likewise, but add documentation.
11191 Add a comment to say that this constraint should not be used in
11194 2008-07-11 DJ Delorie <dj@redhat.com>
11196 * config/h8300/h8300.md (length): Fix branch offset limit.
11198 2008-07-11 Anatoly Sokolov <aesok@post.ru>
11200 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
11201 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
11202 (avr_hard_regno_scratch_ok): New function.
11203 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11204 * config/avr/avr.md (all peepholes that request a scratch register):
11205 Remove avr_peep2_scratch_safe use.
11207 2008-07-11 Tom Tromey <tromey@redhat.com>
11208 Ian Lance Taylor <iant@google.com>
11210 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
11211 (struct c_common_resword): Define.
11212 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
11213 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
11214 (c_common_reswords, num_c_common_reswords): Declare.
11215 * c-common.c (c_common_reswords): New global const array.
11216 (num_c_common_reswords): New const int.
11217 * c-parser.c (struct resword, reswords): Don't define.
11218 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
11219 (c_parse_init): Clarify mask code. Use c_common_reswords rather
11220 than reswords. If warning about C++ keywords, give them a special
11222 (c_lex_one_token): Warn about C++ keywords. Call
11223 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
11224 (c_parser_external_declaration): Look for RID_xxx rather than
11225 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
11226 (c_parser_statement_after_labels): Likewise.
11227 (c_parser_objc_class_instance_variables): Likewise.
11228 (c_parser_objc_class_declaration): Likewise.
11229 (c_parser_objc_try_catch_statement): Likewise.
11230 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
11231 (declspecs_add_type): Likewise.
11233 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
11235 * ggc-page.c (alloc_page):
11236 Substituting xmalloc, xcalloc with
11237 XNEWVEC and XCNEWVAR macros which add the
11240 2008-07-11 Richard Guenther <rguenther@suse.de>
11242 PR tree-optimization/36765
11243 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
11244 aliases from HEAP vars to SMTs.
11246 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11248 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
11249 * configure.ac (loose_warn): Move -Wc++-compat from here...
11250 (strict_warn): ...to here.
11251 * configure: Regenerate.
11253 2008-07-10 Joseph Myers <joseph@codesourcery.com>
11255 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
11256 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
11257 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
11258 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
11259 excluding more specific h8300-*-* and sh-*-* targets.
11261 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
11263 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
11264 (eliminate): Ditto.
11265 (execute_pre): Call loop_optimizer_finalize in early exit.
11267 2008-07-10 Jakub Jelinek <jakub@redhat.com>
11269 PR middle-end/36790
11270 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
11271 uids in the bitmap, not just VAR_DECL uids.
11273 PR rtl-optimization/36419
11274 * combine-stack-adj.c (adjust_frame_related_expr): New function.
11275 (combine_stack_adjustments_for_block): Call it if needed. Delete
11277 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
11278 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
11279 prologue sp adjustment.
11281 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
11284 * opts.c (print_ignored_options): Report postponed diagnostics for
11285 unknown -Wno-* options as warnings, not errors.
11286 (postpone_unknown_option_error): Renamed to...
11287 (postpone_unknown_option_warning): ... this.
11289 2008-07-09 Doug Kwan <dougkwan@google.com>
11292 2008-07-08 Doug Kwan <dougkwan@google.com>
11294 * config/arm/arm.opt (mandroid): New option.
11295 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11296 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11298 (CC1PLUS_SPEC): Same.
11300 (STARTFILE_SPEC): Same.
11301 (ENDFILE_SPEC): Same.
11302 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11305 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
11308 * config/mips/mips.h (reg_class): Remove V1_REG.
11309 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
11310 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
11311 instead of V1_REGS.
11312 (mips_get_tp): New function.
11313 (mips_legitimize_tls_address): Use it.
11314 * config/mips/constraints.md (v): Delete.
11315 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
11316 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
11317 After reload, split into a move and ...
11318 (*tls_get_tp_<mode>_split): ...this new instruction.
11320 2008-07-09 David Daney <ddaney@avtrex.com>
11322 * config/mips/driver-native.c: Include coretypes.h and tm.h.
11324 2008-07-09 Jakub Jelinek <jakub@redhat.com>
11326 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
11327 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
11329 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
11330 htab_delete should be called. Don't free c.
11331 (lookup_tmp_var): Create temp_htab lazily.
11332 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
11333 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
11335 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
11336 lower_omp_ordered, lower_omp_critical, lower_omp_for,
11337 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
11338 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
11339 * tree-sra.c (generate_element_init): Likewise.
11340 * tree-mudflap.c (execute_mudflap_function_ops,
11341 execute_mudflap_function_decls): Likewise.
11342 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
11343 * tree-gimple.h (struct gimplify_ctx): New type.
11344 (push_gimplify_context): Adjust prototype.
11346 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
11348 * tree-ssa-pre.c (phi_translate_1): Update placement of
11349 add_to_value calls.
11351 2008-07-09 Anatoly Sokolov <aesok@post.ru>
11353 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
11354 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
11355 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
11356 * targhooks.c (default_hard_regno_scratch_ok): New function.
11357 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
11358 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
11359 * recog.c: Include "target.h".
11360 (peep2_find_free_register): Add check for global regs. Add target
11362 * Makefile.in (recog.o): Depend on target.h.
11364 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
11366 * config/sh/sh.c (sh_canonical_va_list_type): New.
11367 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
11369 2008-07-09 Raksit Ashok <raksit@google.com>
11371 * doc/invoke.texi (Option Summary): Mention new option
11372 -Wdisallowed-function-list=...
11373 (Warning Options): Document -Wdisallowed-function-list=...
11374 * common.opt (Wdisallowed-function-list=): New flag.
11375 * flags.h (warn_disallowed_functions): External definition of new
11376 boolean warning flag.
11377 (warn_if_disallowed_function_p): Declare new function.
11378 * opts.c (warning_disallowed_functions): New static variable.
11379 (warn_disallowed_functions): New boolean warning flag.
11380 (warn_if_disallowed_function_p): New function.
11381 (add_comma_separated_to_vector): Rename
11382 add_instrument_functions_exclude_list to this.
11383 (common_handle_option): Handle new option. Rename calls to
11384 add_instrument_functions_exclude_list into calls to
11385 add_comma_separated_to_vector.
11386 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
11387 based on flag warn_disallowed_functions.
11389 2008-07-09 Christian Bruel <christian.bruel@st.com>
11391 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
11392 instead of get_attr_length.
11394 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11396 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
11398 * genemit.c (gen_insn): Likewise.
11399 * gengtype.c (note_def_vec): Likewise.
11400 * gengtype.h (note_def_vec): Likewise.
11401 * genoutput.c (struct data, output_insn_data, process_template,
11402 gen_expand, gen_split, note_constraint): Likewise.
11403 * genrecog.c (new_decision, add_to_sequence, factor_tests,
11404 make_insn_sequence): Likewise.
11405 * gensupport.c (record_insn_name): Likewise.
11407 2008-07-08 Doug Kwan <dougkwan@google.com>
11409 * config/arm/arm.opt (mandroid): New option.
11410 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11411 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11413 (CC1PLUS_SPEC): Same.
11415 (STARTFILE_SPEC): Same.
11416 (ENDFILE_SPEC): Same.
11417 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11420 2008-07-08 Raksit Ashok <raksit@google.com>
11422 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
11423 (set_storage_via_setmem): Fix expected_align parameter.
11424 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
11425 missing from the list.
11426 * doc/md.texi (movmem): Explicitly state that expected alignment is
11427 to be expressed in bytes.
11428 (setmem): Explicitly state that expected alignment is to be expressed
11431 2008-07-08 Joseph Myers <joseph@codesourcery.com>
11433 * reload.c (find_reloads_subreg_address): Do not require validity
11434 of address in original mode before reloading address.
11436 2008-07-07 Tianwei Sheng <tianweis@google.com>
11438 * df-core.c (df_remove_problem): Adjust the access to avoid out of
11439 bounds array access.
11441 2008-07-08 Jakub Jelinek <jakub@redhat.com>
11443 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
11445 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
11447 Fix PR tree-optimization/23455
11448 Fix PR tree-optimization/35286
11449 Fix PR tree-optimization/35287
11450 * Makefile.in (OBJS-common): Remove tree-vn.o.
11451 (tree-vn.o): Remove.
11452 * dbgcnt.def: Add treepre_insert debug counter.
11453 * gcc/tree-flow.h (add_to_value): Updated for other changes.
11454 (debug_value_expressions): Ditto.
11455 (print_value_expressions): Ditto.
11456 * tree-pretty-print.c (dump_generic_node): Updated for
11457 VALUE_HANDLE removal.
11458 * tree-ssa-dom.c (record_equality): Ditto.
11459 (cprop_operand): Ditto.
11460 (lookup_avail_expr): Ditto.
11461 * tree-ssa-threadedge.c
11462 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
11463 (simplify_control_stmt_condition): Ditto.
11464 * tree.c (tree_code_size): Ditto.
11465 (tree_node_structure): Ditto.
11466 (iterative_hash_expr): Ditto.
11468 * tree.h (VALUE_HANDLE_ID): Ditto.
11469 (VALUE_HANDLE_EXPR_SET): Ditto.
11470 (struct tree_value_handle): Ditto.
11471 (union tree_node): Ditto.
11472 * treestruct.def: Ditto.
11473 * tree-vn.c: Removed.
11474 * tree-ssa-pre.c: Rewritten entirely.
11475 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
11476 (constant_value_ids): Ditto.
11477 (vn_nary_op_t): Moved to header.
11479 (vn_reference_op_t): Ditto
11480 (vn_reference_t): Ditto.
11481 (next_value_id): New variable.
11482 (VN_INFO): Add an assert.
11483 (vn_constant_eq): New function.
11484 (vn_constant_hash): Ditto.
11485 (get_or_alloc_constant_value_id): Ditto.
11486 (value_id_constant_p): Ditto.
11487 (vn_reference_compute_hash): De-staticify.
11488 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
11489 Disable some code with a FIXME. Remove VALUE_HANDLE use.
11490 (valueize_refs): Update opcode if it changes from ssa name to constant.
11491 (vn_reference_lookup_1): Add new argument.
11492 (vn_reference_lookup): Ditto.
11493 (vn_reference_lookup_pieces): New function.
11494 (vn_reference_insert): Add return type. Modify to deal with value ids.
11495 (vn_reference_insert_pieces): New function.
11496 (vn_nary_op_compute_hash): De-staticify.
11497 (vn_nary_op_eq): Ditto.
11498 (vn_nary_op_lookup_pieces): New function.
11499 (vn_nary_op_lookup): Add new argument.
11500 (vn_nary_op_insert_pieces): New function.
11501 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
11502 (vn_phi_insert): Ditto.
11503 (visit_unary_op): Update for callee changes.
11504 (visit_binary_op): Ditto.
11505 (visit_reference_op_load): Ditto.
11506 (visit_reference_op_store): Ditto.
11507 (init_scc_vn): Init next_value_id, constant_to_value_id and
11508 constant_value_ids.
11509 (free_scc_vn): Free them.
11510 (set_hashtable_value_ids): New function.
11511 (run_scc_vn): Use it.
11512 (get_max_value_id): New function.
11513 (get_next_value_id): Ditto.
11514 (expressions_equal_p): Moved from tree-vn.c
11515 (sort_vuses): Ditto.
11516 (sort_vuses_heap): Ditto.
11517 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
11519 * tree.c (iterative_hash_hashval_t): Made non-static
11520 * tree.h (iterative_hash_hashval_t): Declare it.
11522 2008-07-08 Martin Jambor <mjambor@suse.cz>
11524 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
11525 instead of ipa_create_node_params.
11526 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
11527 ipa_check_create_edge_args, free them with
11528 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
11530 * ipa-prop.c: Include flags.h and tree-inline.h.
11531 (ipa_node_params_vector): New variable.
11532 (ipa_edge_args_vector): New variable.
11533 (edge_removal_hook_holder): New variable.
11534 (node_removal_hook_holder): New variable.
11535 (edge_duplication_hook_holder): New variable.
11536 (node_duplication_hook_holder): New variable.
11537 (ipa_detect_param_modifications): Check for presence of modified flags.
11538 (ipa_compute_jump_functions): Check for presence of jump functions.
11539 (ipa_free_edge_args_substructures): New function.
11540 (ipa_create_node_params): Removed.
11541 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
11542 (ipa_free_node_params_substructures): New function.
11543 (ipa_free_all_node_params): Changed to deallocate the on-the-side
11545 (ipa_edge_removal_hook): New function.
11546 (ipa_node_removal_hook): New function.
11547 (duplicate_array): New function.
11548 (ipa_edge_duplication_hook): New function.
11549 (ipa_node_duplication_hook): New function.
11550 (ipa_register_cgraph_hooks): New function.
11551 (ipa_unregister_cgraph_hooks): New function.
11552 (free_all_ipa_structures_after_ipa_cp): New function.
11554 * ipa-prop.h: Include vec.h.
11555 (ipa_node_params_t): New typedef with vector types for it.
11556 (ipa_edge_args_t): New typedef with vector types for it.
11557 (IPA_NODE_REF): Changed to access an on-the-side vector.
11558 (IPA_EDGE_REF): Changed to access an on-the-side vector.
11559 (ipa_check_create_node_params): New function.
11560 (ipa_check_create_edge_args): New function.
11562 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
11565 2008-07-07 Tom Tromey <tromey@redhat.com>
11567 * configure, config.in: Rebuilt.
11568 * configure.ac: Don't check for scandir or alphasort.
11570 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11572 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
11573 types immediately after creating them.
11575 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11577 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
11579 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
11581 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
11582 dump_constraint_graph.
11583 (dump_constraint_edge): New function.
11584 (dump_constraint_graph): New function.
11585 (debug_constraint_graph): New function.
11586 (dump_constraint): Removed useless comparison.
11587 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
11588 (dump_constraint_graph): Declare.
11589 (debug_constraint_graph): Declare.
11590 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
11592 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
11594 * config/i386/i386.c (is_va_list_char_pointer): New.
11595 (ix86_va_start): Replace compare with ms_va_list_type_node
11596 by is_va_list_char_pointer.
11597 (ix86_gimplify_va_arg): Likewise.
11599 2008-07-07 Martin Jambor <mjambor@suse.cz>
11601 * cgraph.c (cgraph_edge_max_uid): New variable.
11602 (struct cgraph_edge_hook_list): New type.
11603 (struct cgraph_node_hook_list): New type.
11604 (struct cgraph_2edge_hook_list): New type.
11605 (struct cgraph_2node_hook_list): New type.
11606 (first_cgraph_edge_removal_hook): New variable.
11607 (first_cgraph_node_removal_hook): New variable.
11608 (first_cgraph_edge_duplicated_hook): New variable.
11609 (first_cgraph_node_duplicated_hook): New variable.
11610 (cgraph_add_edge_removal_hook): New function.
11611 (cgraph_remove_edge_removal_hook): New function.
11612 (cgraph_call_edge_removal_hooks): New function.
11613 (cgraph_add_node_removal_hook): New function.
11614 (cgraph_remove_node_removal_hook): New function.
11615 (cgraph_call_node_removal_hooks): New function.
11616 (cgraph_add_edge_duplication_hook): New function.
11617 (cgraph_remove_edge_duplication_hook): New function.
11618 (cgraph_call_edge_duplication_hooks): New function.
11619 (cgraph_add_node_duplication_hook): New function.
11620 (cgraph_remove_node_duplication_hook): New function.
11621 (cgraph_call_node_duplication_hooks): New function.
11622 (cgraph_create_edge): Assign to edge uid.
11623 (cgraph_remove_edge): Call edge removal hooks.
11624 (cgraph_node_remove_callees): Call edge removal hooks.
11625 (cgraph_node_remove_callers): Call edge removal hooks.
11626 (cgraph_remove_node): Call node removal hooks.
11627 (cgraph_clone_edge): Call edge duplication hooks.
11628 (cgraph_clone_node): Call node duplication hooks.
11630 * cgraph.h (cgraph_edge): New field uid.
11631 (cgraph_edge_hook): New type.
11632 (cgraph_node_hook): New type.
11633 (cgraph_2edge_hook): New type.
11634 (cgraph_2node_hook): New type.
11636 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
11638 * config.in: Regenerate.
11640 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
11642 * gcc.c (print_sysroot): New.
11643 (option_map, display_help, process_command): Handle the
11644 -print-sysroot option.
11645 (main): Print the sysroot if requested.
11646 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
11648 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11651 * unwind-pe.h (size_of_encoded_value): add attribute unused.
11653 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
11655 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
11656 (assign_parm_setup_block_p): Also check mode of entry_parm.
11658 2008-07-07 Richard Guenther <rguenther@suse.de>
11660 * tree-ssa-structalias.h (set_used_smts): Remove.
11661 * tree-ssa-structalias.c (used_smts): Likewise.
11662 (set_used_smts): Likewise.
11663 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
11664 call to set_used_smts.
11666 2008-07-07 Richard Guenther <rguenther@suse.de>
11668 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
11669 (new_var_info): Set it to false.
11670 (solution_set_add): Correctly handle pointers outside a var and
11672 (type_safe): Treat variables with is_full_var properly.
11673 (do_sd_constraint): Likewise.
11674 (do_ds_constraint): Likewise.
11675 (process_constraint): Remove zeroing offset for !use_field_sensitive.
11676 (get_constraint_for_ptr_offset): New function.
11677 (get_constraint_for_component_ref): For addresses at least include
11678 the last field of the variable. Handle is_full_vars properly.
11679 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
11680 (handle_ptr_arith): Remove.
11681 (find_func_aliases): Simplify assignment handling.
11682 (create_function_info_for): For parameter and result varinfos set
11684 (create_variable_info_for): Set is_full_var flag whenever we
11685 just created a single varinfo for a decl.
11686 (init_alias_vars): Initialize use_field_sensitive from
11687 max-fields-for-field-sensitive parameter.
11689 2008-07-07 Richard Guenther <rguenther@suse.de>
11691 PR tree-optimization/36713
11692 * tree-flow-inline.h (is_call_used): New function.
11693 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
11694 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
11695 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
11697 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11699 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
11701 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
11703 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
11705 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11706 Nathan Sidwell <nathan@codesourcery.com>
11708 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
11709 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
11711 * config/m68k/t-linux: New.
11712 * doc/install.texi: Document m68k-*-linux is now multilibbed by
11715 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
11717 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
11718 * config/m68k/m68k-devices.def: Remove multilibs that only differ
11721 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11723 * gcc.c (execute): Fix -Wc++-compat warning.
11725 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
11728 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
11729 constant for little endian.
11731 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
11733 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
11734 mips_base_mips16 instead of TARGET_MIPS16.
11735 (mips_base_mips16): Declare.
11736 * config/mips/mips.c (mips_base_mips16): Make global.
11737 (was_mips16_p): Remove GTY marker.
11738 (was_mips16_pch_p): New variable.
11739 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
11740 (mips_override_options): Force to non-MIPS16 mode initially.
11741 Do not complain about MIPS16 PIC incompatibilities here.
11742 Only allow -mgpopt if -mexplicit-relocs is in force for
11745 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
11747 * configure.ac: Check for caddr_t, define to char * if not defined.
11748 * configure: Regenerate.
11749 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
11750 (mmap_gt_pch_use_address): Likewise.
11751 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
11753 2008-07-06 Richard Guenther <rguenther@suse.de>
11755 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
11756 (new_var_info): Deal with it.
11757 (solution_set_add): Likewise.
11758 (bitpos_of_field): Make signed, fix.
11759 (struct fieldoff): Remove type and decl fields. Make size field
11760 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
11762 (fieldoff_compare): Deal with it.
11763 (push_fields_onto_fieldstack): Remove has_union argument, glob
11764 adjacent non-pointer fields together.
11765 (create_function_info_for): Do not set has_union.
11766 (create_variable_info_for): Simplify.
11768 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
11770 * config.gcc (extra_headers): Add cross-stdarg.h for target
11771 x86_64-*-* and i?86-*-*.
11772 * config/i386/cross-stdarg.h: New.
11773 * builtins.c (std_fn_abi_va_list): New.
11774 (std_canonical_va_list_type): New.
11775 (stabilize_va_list): Replace va_list_type_node use by
11776 mtarget.canonical_va_list_type.
11777 (gimplify_va_arg_expr): Likewise.
11778 (expand_builtin_va_copy): Replace va_list_type_node use by
11779 mtarget.fn_abi_va_list.
11780 * tree-sra.c (is_va_list_type): New helper.
11781 (decl_can_be_decomposed_p): Replace
11782 va_list_type_node use by is_va_list_type.
11783 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
11784 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11785 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
11786 * config/i386/i386-protos.h (ix86_get_valist_type): New.
11787 (ix86_enum_va_list): New.
11788 * config/i386/i386.c (sysv_va_list_type_node): New.
11789 (ms_va_list_type_node): New.
11790 (ix86_function_type_abi): Remove sorry.
11791 (ix86_build_builtin_va_list_abi): New.
11792 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
11793 for 64-bit targets.
11794 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
11795 (ix86_init_builtins_va_builtins_abi): New.
11796 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
11797 for 64-bit targets.
11798 (ix86_handle_abi_attribute): New.
11799 (attribute_spec): Add sysv_abi and ms_abi.
11800 (ix86_fn_abi_va_list): New.
11801 (ix86_canonical_va_list_type): New.
11802 (ix86_enum_va_list): New.
11803 (TARGET_FN_ABI_VA_LIST): New.
11804 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11805 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
11806 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
11807 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11808 (TARGET_ENUM_VA_LIST): New.
11809 * expr.h (std_fn_abi_va_list): New.
11810 (std_canonical_va_list_type): New.
11811 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
11812 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11813 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
11814 TARGET_CANONICAL_VA_LIST_TYPE.
11815 * target.h (struct gcc_target): Add fn_abi_va_list hook
11816 and canonical_va_list_type hook.
11818 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11820 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
11821 integral and pointer types.
11823 2008-07-04 Roger Sayle <roger@eyesopen.com>
11825 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
11826 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
11828 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
11831 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
11833 2008-07-04 Jakub Jelinek <jakub@redhat.com>
11835 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
11836 build_gimple_modify_stmt.
11837 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
11838 gimple operand. Use fold_build* instead of build*.
11840 2008-07-04 Richard Guenther <rguenther@suse.de>
11842 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
11843 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
11844 properly to compute the reachability set if we do field-sensitive PTA.
11845 * invoke.texi (max-fields-for-field-sensitive): Document default.
11846 * opts.c (decode_options): Set max-fields-for-field-sensitive to
11847 100 for optimize >= 2.
11849 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11851 * ggc-zone.c (lookup_page_table_if_allocated,
11852 set_page_table_entry, zone_find_object_size, alloc_small_page,
11853 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
11854 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
11855 -Wc++-compat and/or -Wcast-qual warnings.
11857 2008-07-04 Alan Modra <amodra@bigpond.net.au>
11860 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
11861 pic_offset_table_rtx to be marked as used here.
11862 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
11863 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
11864 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
11865 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
11866 !TARGET_SECURE_PLT.
11868 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11870 * alloc-pool.c (hash_descriptor, eq_descriptor,
11871 alloc_pool_descriptor): Fix -Wc++-compat warnings.
11872 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
11874 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
11875 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
11876 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
11877 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
11880 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
11882 * tree-flow.h (loop_only_exit_p): Declare.
11883 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
11884 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
11885 the number of iterations if it is constant. Otherwise, if this is the
11886 only possible exit of the loop, use the conservative estimate on the
11887 number of iterations of the entire loop if available.
11889 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
11891 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
11892 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
11893 Add synchronization functions.
11894 * config/sync.c: New file.
11895 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
11896 (LIBGCC_SYNC_CFLAGS): Likewise.
11898 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
11901 * config/i386/i386.md (mode): Add TF to "mode" attribute.
11902 (*pushtf_sse): New insn pattern.
11903 (pushtf splitters): New splitters.
11905 2008-07-03 Michael Meissner <gnu@the-meissners.org>
11907 PR middle-end/35736
11908 * predict.c (build_predict_expr): Use void_type_node for the tree
11909 type, instead of NULL_TREE.
11911 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
11913 * config/i386/i386.c (contains_aligned_value_p): Return true
11915 (ix86_data_alignment): Align TCmode to 128bits.
11916 (ix86_local_alignment): Likewise.
11918 2008-07-03 Andrew Haley <aph@redhat.com>
11921 * vec.h (VEC_TA): New.
11922 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
11923 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
11924 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
11925 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
11926 (C_COMMON_FIXED_TYPES): Remove first arg.
11927 (C_COMMON_FIXED_MODE_TYPES): Likewise.
11928 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
11929 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
11930 not to use empty macro arguments.
11932 2008-07-02 Joseph Myers <joseph@codesourcery.com>
11934 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
11935 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
11936 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
11937 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
11938 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
11939 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
11940 config/ia64/crtn.asm, config/m68hc11/larith.asm,
11941 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
11942 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
11943 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
11944 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
11945 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
11946 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
11947 config/rs6000/e500crtres64gpr.asm,
11948 config/rs6000/e500crtres64gprctr.asm,
11949 config/rs6000/e500crtrest32gpr.asm,
11950 config/rs6000/e500crtrest64gpr.asm,
11951 config/rs6000/e500crtresx32gpr.asm,
11952 config/rs6000/e500crtresx64gpr.asm,
11953 config/rs6000/e500crtsav32gpr.asm,
11954 config/rs6000/e500crtsav64gpr.asm,
11955 config/rs6000/e500crtsav64gprctr.asm,
11956 config/rs6000/e500crtsavg32gpr.asm,
11957 config/rs6000/e500crtsavg64gpr.asm,
11958 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
11959 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
11960 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
11961 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
11962 config/sparc/sol2-cn.asm: Remove .file directives.
11964 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
11966 * resource.c (mark_referenced_resources): Look inside
11967 UNSPEC_VOLATILEs and ASM_INPUTs.
11969 2008-07-02 Ian Lance Taylor <iant@google.com>
11971 * rtlanal.c (add_reg_note): New function.
11972 * rtl.h (add_reg_note): Declare.
11973 * auto-inc-dec.c (attempt_change): Use add_reg_note.
11974 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
11975 * builtins.c (expand_builtin_longjmp): Likewise.
11976 (expand_builtin_nonlocal_goto): Likewise.
11977 * calls.c (emit_call_1, expand_call): Likewise.
11978 * cfgexpand.c (add_reg_br_prob_note): Likewise.
11979 * cfglayout.c (fixup_reorder_chain): Likewise.
11980 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
11981 (commit_one_edge_insertion): Likewise.
11982 * combine.c (move_deaths, distribute_notes): Likewise.
11983 * df-problems.c (df_set_note): Likewise.
11984 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
11985 (set_unique_reg_note): Likewise.
11986 (emit_copy_of_insn_after): Likewise.
11987 * expr.c (expand_expr_real): Likewise.
11988 * gcse.c (add_label_notes): Likewise.
11989 * haifa-sched.c (create_check_block_twin): Likewise.
11990 * jump.c (mark_jump_label_1): Likewise.
11991 * loop-doloop.c (add_test, doloop_modify): Likewise.
11992 * loop-unswitch.c (compare_and_jump_seq): Likewise.
11993 * lower-subreg.c (move_eh_region_note): Likewise.
11994 * optabs.c (emit_libcall_block): Likewise.
11995 * predict.c (predict_insn): Likewise.
11996 (combine_predictions_for_insn): Likewise.
11997 * recog.c (peephole2_optimize): Likewise.
11998 * regmove.c (try_auto_increment): Likewise.
11999 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
12000 * reload.c (find_reloads): Likewise.
12001 * reload1.c (fixup_eh_region_note): Likewise.
12002 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
12003 * reorg.c (delete_prior_computation): Likewise.
12004 (delete_computation, dbr_schedule): Likewise.
12005 * config/pa/pa.c (legitimize_pic_address): Likewise.
12006 * config/sh/sh.c (sh_reorg): Likewise.
12008 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12011 * config/libgcc-glibc.ver: Add %exclude.
12012 * config/m32r/libgcc-glibc.ver: Likwise.
12013 * config/s390/libgcc-glibc.ver: Likwise.
12014 * config/sh/libgcc-glibc.ver: Likwise.
12015 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
12017 * config/i386/libgcc-glibc.ver: New.
12019 * config/i386/libgcc-x86_64-glibc.ver: Removed.
12021 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12023 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
12024 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
12025 i[34567]86-*-linux*, x86_64-*-linux*. Add
12026 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
12027 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
12028 x86_64-*-linux*. Add i386/t-linux to tmake_file for
12029 i[34567]86-*-linux*, x86_64-*-linux*.
12031 * libgcc-std.ver: Add empty GCC_4.4.0.
12033 * mkmap-symver.awk: Support multiple versions per symbol.
12035 * config/i386/i386.c (ix86_init_builtins): Always define
12036 __builtin_fabsq and __builtin_copysignq with fallbacks.
12037 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
12038 and __builtin_copysignq if SSE2 isn't available.
12040 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
12041 (LIBGCC2_TF_CEXT): Likwise.
12042 (TF_SIZE): Likwise.
12044 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
12046 * config/i386/sfp-machine.h: Moved to libgcc.
12048 * config/i386/sfp-machine.h: New.
12049 * config/i386/t-linux: Likwise.
12051 * config/i386/t-darwin: Remove softfp_wrap_start and
12053 * config/i386/t-darwin64: Likewise.
12055 * config/i386/t-fprules-softfp64: Renamed to ...
12056 * config/i386/t-fprules-softfp: This.
12058 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
12059 and softfp_wrap_end.
12061 2008-07-02 Jason Merrill <jason@redhat.com>
12063 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
12065 * tree.c (ctor_to_list): New fn.
12066 * tree.h: Declare it.
12067 (CONSTRUCTOR_ELT): New macro.
12068 (CONSTRUCTOR_NELTS): New macro.
12070 2008-07-02 Richard Guenther <rguenther@suse.de>
12072 * tree-ssa-structalias.c (struct variable_info): Reorder
12073 to fill padding on 64bit hosts. Make collapsed_to an int.
12074 (get_varinfo_fc): Deal with that.
12075 (new_var_info): Likewise.
12076 (collapse_rest_of_var): Likewise.
12078 2008-07-02 Joshua Sumali <jsumali@redhat.com>
12080 * doc/install.texi (--enable-java-home): Document.
12081 (--enable-aot-compile-rpm): Likewise.
12082 (--with-arch-directory): Likewise.
12083 (--with-os-directory): Likewise.
12084 (--with-origin-name): Likewise.
12085 (--with-arch-suffix): Likewise.
12086 (--with-jvm-root-dir): Likewise.
12087 (--with-jvm-jar-dir): Likewise.
12088 (--with-python-dir): Likewise.
12090 2008-07-02 Richard Guenther <rguenther@suse.de>
12092 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
12093 from decls explicitly. Merge operand checking from tuples.
12095 2008-07-02 Martin Jambor <mjambor@suse.cz>
12097 * tree-switch-conversion.c: Included timevar.h which I forgot before.
12099 2008-07-02 Martin Jambor <mjambor@suse.cz>
12101 * tree-switch-conversion.c: Included timevar.h
12102 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
12104 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
12106 2008-07-02 Martin Jambor <mjambor@suse.cz>
12108 * tree-switch-conversion.c: Corrected various comments and
12110 (build_constructors): Fixed minor formatting mistakes.
12112 * invoke.texi (Optimize Options): Corrected the
12113 switch-conversion-max-branch-ratio parameter.
12115 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
12117 * final.c (asm_insn_count): Return zero for an empty asm body.
12119 2008-07-02 Richard Guenther <rguenther@suse.de>
12121 * bitmap.h (bitmap_set_bit): Return bool.
12122 (bitmap_clear_bit): Likewise.
12123 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
12124 write to the bitmap if it would.
12125 (bitmap_clear_bit): Likewise.
12126 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
12127 bitmap_set_bit return value.
12128 (add_pred_graph_edge): Likewise.
12129 (add_graph_edge): Likewise.
12130 (do_sd_constraint): Likewise.
12131 (do_ds_constraint): Likewise.
12133 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12135 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
12136 Fix -Wc++-compat and/or -Wcast-qual warnings.
12137 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
12138 gen_regparm_prefix): Likewise.
12139 * vmsdbgout.c (write_modbeg, lookup_filename,
12140 vmsdbgout_source_line, vmsdbgout_init): Likewise.
12142 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
12144 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
12145 defaults.h definition apply.
12147 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12149 * function.c (assign_parm_remove_parallels): New.
12150 (assign_parm_setup_block_p): Do not return true for non-BLKmode
12152 (assign_parm_setup_block): Do not handle them.
12153 (assign_parm_setup_reg, assign_parm_setup_stack): Call
12154 assign_parm_remove_parallels.
12156 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12158 * c-typeck.c (convert_for_assignment): Use
12159 vector_targets_convertible_p.
12160 * c-common.c (vector_targets_convertible_p): New.
12161 * c-common.h (vector_targets_convertible_p): New prototype.
12162 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
12163 opaque_p_V2SI_type_node.
12165 2008-07-01 Steve Ellcey <sje@cup.hp.com>
12167 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
12170 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
12172 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
12173 TFmode constants via two element DImode vector for hosts with
12174 HOST_BITS_PER_WIDE_INT < 64.
12175 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
12176 also for HOST_BITS_PER_WIDE_INT < 64.
12178 2008-07-01 Richard Guenther <rguenther@suse.de>
12180 PR tree-optimization/36666
12181 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
12182 (get_constraint_exp_from_ssa_var): Split into ...
12183 (get_constraint_exp_for_temp): ... this ...
12184 (get_constraint_for_ssa_var): ... and that.
12185 Return constraint expressions for all touched sub-fields
12186 if the results address is not taken.
12187 (process_constraint): Remove assertion that aggregate
12188 assignments do not happen at this place.
12189 (get_constraint_for_component_ref): Add address_p argument.
12190 Return constraint expressions for all touched sub-fields
12191 if the results address is not taken.
12192 (do_deref): Use get_constraint_exp_for_temp.
12193 (get_constraint_for_1): Rename from ...
12194 (get_constraint_for): ... this. Add the old function as wrapper.
12195 (do_structure_copy): Use get_constraint_for_1.
12197 2008-07-01 Martin Jambor <mjambor@suse.cz>
12199 * Makefile.in (tree-switch-conversion.o): Add.
12200 (OBJS-common): Add tree-swtch-conversion.o.
12201 * passes.c (init_optimization_passes): Add pass_convert_switch.
12202 * tree-pass.h: (pass_convert_switch): Add.
12203 * tree-switch-conversion.c: New file.
12204 * gcc.dg/tree-ssa/cswtch.c: New testcase.
12205 * common.opt (ftree-cswtch): New option.
12206 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12207 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12208 * opts.c (decode_options): Set flag_tree_switch_conversion when
12209 optimization level is >= 2.
12210 * doc/invoke.texi (Optimize Options): Added description of
12211 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
12213 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12215 * config/darwin-driver.c (darwin_default_min_version): Fix
12216 -Wc++-compat warnings.
12218 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
12220 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
12223 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12225 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
12227 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12229 PR rtl-optimization/34744
12230 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
12231 (df_scan_free_internal): Free data structures not
12232 allocated in storage pools.
12233 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
12234 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
12235 df_scan_free_mws_vec.
12236 * dse.c (dse_step6): Free offset_map_p and offset_map_n
12239 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
12241 * config/i386/i386.c (contains_aligned_value_p): Return true
12243 (ix86_function_arg_boundary): Return its natural boundary
12245 (return_in_memory_32): Don't check TDmode.
12246 (ix86_split_to_parts): Support splitting into 4 parts and
12247 support TFmode for 32bit target.
12248 (ix86_split_long_move): Support splitting into 4 parts.
12249 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
12251 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
12252 (ix86_init_builtins): Here.
12253 (ix86_scalar_mode_supported_p): Always return true for TFmode.
12254 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
12255 'q' and 'w', respectively.
12257 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
12259 (movtf_internal): Likewise.
12260 (<code>tf2): Likewise.
12261 (*absnegtf2_sse): Likewise.
12262 (copysign<mode>3): Likewise.
12263 (copysign<mode>3_const): Likewise.
12264 (copysign<mode>3_var): Likewise.
12265 (define_split UNSPEC_COPYSIGN): Likewise.
12266 * config/i386/sse.md (*nandtf3): Likewise.
12267 (<code>tf3): Likewise.
12268 (*<code>tf3): Likewise.
12270 2008-06-30 Joey Ye <joey.ye@intel.com>
12271 H.J. Lu <hongjiu.lu@intel.com>
12273 * global.c (compute_regsets): Set frame_pointer_needed here.
12274 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
12276 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12278 * doc/install.texi (specific): Expand Windows build notes.
12280 2008-06-30 Ira Rosen <irar@il.ibm.com>
12282 PR tree-optimization/36648
12283 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
12284 number of prolog iterations by step. Fix the comment.
12286 2008-06-30 Richard Guenther <rguenther@suse.de>
12288 PR middle-end/36671
12289 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
12290 handle calls from ECF_MALLOC functions.
12291 (handle_pure_call): ECF_MALLOC functions do not return
12293 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
12295 2008-06-29 Andreas Schwab <schwab@suse.de>
12297 * config/m68k/m68k.c (print_operand): Always print a float
12299 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
12300 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
12303 * config/rs6000/x-linux64: Remove never used file.
12305 2008-06-29 Richard Guenther <rguenther@suse.de>
12307 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
12309 (struct alias_info): Move ...
12310 * tree-ssa-alias.c: ... here.
12311 (update_alias_info): Declare.
12312 (compute_may_aliases): Call it.
12313 (update_alias_info): New function.
12314 * tree-ssa-structalias.c (update_alias_info): Move ...
12315 * tree-ssa-alias.c (update_alias_info_1): ... here.
12316 * tree-ssa-structalias.c (process_constraint_1): Remove
12317 unused from_call argument. Rename to ...
12318 (process_constraint): ... this. Delete old wrapper.
12319 (make_constraint_to): Adjust callers.
12320 (handle_const_call): Likewise.
12321 (handle_pure_call): Likewise.
12322 (init_base_vars): Likewise.
12323 (handle_lhs_call): Likewise. Remove unnecessary constraint.
12324 (find_func_aliases): We don't need structure copies for
12326 (make_constraint_from_anything): Remove.
12327 (create_variable_info_for): For globals make constraints
12328 from escaped, not from anything.
12329 (compute_points_to_sets): Do not call update_alias_info.
12330 (ipa_pta_execute): Use make_constraint_from.
12332 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12334 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
12335 (bitmap.o-warn, dominance.o-warn): New.
12336 * configure.ac (cxx_compat_warn): Delete.
12337 (loose_warn): Add -Wcast-qual and -Wc++-compat.
12338 * system.h: Remove #pragma diagnostic for -Wcast-qual and
12340 * configure: Regenerate.
12342 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
12345 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12347 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
12348 * df-scan.c (df_notes_rescan): Likewise.
12349 * ggc-page.c (set_page_table_entry): Likewise.
12350 * intl.c (gcc_gettext_width): Likewise.
12351 * varasm.c (get_unnamed_section, get_noswitch_section,
12352 get_section): Likewise.
12354 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
12356 * regrename.c (build_def_use): Don't copy RTX.
12358 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
12360 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
12361 (Type Attributes): Fix nesting of @table and @subsection. Adjust
12362 punctuation. Use @ref instead of @xref.
12363 (Function Names): Remove stray @display/@end display.
12364 (C++ Attributes): Use @ref instead of @xref.
12365 (Deprecated Features): Fix punctuation around @xref.
12366 (Backwards Compatibility): Likewise.
12367 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
12369 2008-06-28 Joseph Myers <joseph@codesourcery.com>
12371 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
12372 constants for E500 double.
12374 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12376 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
12377 element type of const_vector.
12379 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
12381 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
12382 Remove FLAGS_REG clobber from expander pattern.
12383 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
12384 (anddi3, andsi3, andhi3, andqi3): Ditto.
12385 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
12386 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
12387 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
12388 (ashlsi3, ashlhi3, ashlqi3): Ditto.
12389 (ashrsi3, ashrhi3, ashrqi3): Ditto.
12390 (lshrsi3, lshrhi3, lshrqi3): Ditto.
12391 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
12392 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
12394 2008-06-28 Richard Guenther <rguenther@suse.de>
12396 * tree-ssa-structalias.c (callused_id, var_callused,
12397 callused_tree): Add.
12398 (handle_pure_call): New function.
12399 (find_func_aliases): Call it.
12400 (find_what_p_points_to): Handle the call-used set.
12401 (clobber_what_escaped): Likewise.
12402 (compute_call_used_vars): New function.
12403 (init_base_vars): Init the call-used variable.
12404 (do_sd_constraint): Do not propagate the solution from CALLUSED
12405 but use CALLUSED as a placeholder.
12406 (solve_graph): Likewise.
12407 * tree-flow-inline.h (gimple_call_used_vars): New function.
12408 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
12409 (compute_call_used_vars): Declare.
12410 * tree-ssa-alias.c (set_initial_properties): Call
12411 compute_call_used_vars.
12412 (reset_alias_info): Clear call-used variables.
12413 (add_call_clobber_ops): Assert we are not called for const/pure
12414 functions. Remove handling of them.
12415 (add_call_read_ops): Handle pure functions by adding the
12416 call-used set of variables as VUSEs.
12417 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
12418 (delete_tree_ssa): Free it.
12419 * tree-dfa.c (remove_referenced_var): Clear the var from the
12422 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
12424 * tree.c (build_varargs_function_type_list): New.
12425 (build_function_type_list_1): New.
12426 (build_function_type_list): Use build_function_type_list_1.
12427 * tree.h (build_varargs_function_type_list): New.
12429 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12432 * config/spu/spu.c (spu_builtin_splats): Do not generate
12433 invalid CONST_VECTOR expressions.
12434 (spu_expand_vector_init): Likewise.
12436 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
12438 * optabs.c (libfunc_decls): New variable.
12439 (libfunc_decl_hash, libfunc_decl_eq): New functions.
12440 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
12441 for the same function twice.
12443 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
12445 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
12446 ix86_expand_binary_operator directly.
12447 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
12449 (*ashrti3_1): Ditto.
12450 (*lshrti3_1): Ditto.
12451 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
12452 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
12453 using only one splitter. Conditionaly execute splitter before or
12454 after peephole2 pass.
12455 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
12456 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
12457 Use only one alternative in asm template.
12458 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
12460 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
12461 "J" operand constraint for operand 2.
12462 (*ashldi3_cconly_rex64): Ditto.
12463 (*ashrdi3_cmp_rex64): Ditto.
12464 (*ashrdi3_cconly_rex64): Ditto.
12465 (*lshrdi3_cmp_rex64): Ditto.
12466 (*lshrdi3_cconly_rex64): Ditto.
12467 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
12468 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
12469 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
12472 2008-06-27 Jakub Jelinek <jakub@redhat.com>
12474 * gimplify.c (omp_is_private): Don't return true if decl is not
12475 already private on #pragma omp for or #pragma omp parallel for.
12478 * tree-cfg.c (struct move_stmt_d): Replace block field with
12479 orig_block and new_block fields.
12480 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
12481 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
12482 (move_block_to_fn): Replace vars_map and new_label_map arguments
12483 with struct move_stmt_d pointer.
12484 (replace_block_vars_by_duplicates): New function.
12485 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
12486 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
12487 all subblocks of ORIG_BLOCK to the new function. Call
12488 replace_block_vars_by_duplicates.
12489 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
12490 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
12491 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
12492 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
12493 (expand_omp): Temporarily set input_location to the location of
12494 region's controlling stmt.
12495 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
12496 BIND_EXPR, push ctx->block_vars and gimplification vars into
12497 the BIND_EXPR and its block's BLOCK_VARS instead of directly
12498 into dest function.
12499 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
12500 there are any BLOCK_VARS.
12501 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
12502 OMP_PARALLEL or OMP_TASK stmt.
12503 (lower_omp): Save and restore input_location around the lower_omp_1
12506 2008-06-27 Richard Guenther <rguenther@suse.de>
12508 PR tree-optimization/36400
12509 PR tree-optimization/36373
12510 PR tree-optimization/36344
12511 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
12512 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
12513 (update_alias_info): Remove call clobbering code.
12514 (make_constraint_to): New helper function.
12515 (make_escape_constraint): Likewise.
12516 (handle_rhs_call): Use it on all pointer containing arguments.
12517 Also mark the static chain escaped.
12518 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
12519 instead of ANYTHING.
12520 (make_constraint_from): New helper split out from ...
12521 (make_constraint_from_anything): ... here.
12522 (find_func_aliases): Add constraints for escape sites.
12523 (intra_create_variable_infos): Make constraints from NONLOCAL
12525 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
12527 (clobber_what_p_points_to): Remove.
12528 (clobber_what_escaped): New function.
12529 (init_base_vars): Init NONLOCAL and ESCAPED.
12530 (do_sd_constraint): Do not propagate the solution from ESCAPED
12531 but use ESCAPED as a placeholder.
12532 (solve_graph): Likewise.
12533 * tree-flow.h (clobber_what_p_points_to): Remove.
12534 (clobber_what_escaped): Declare.
12535 * tree-ssa-alias.c (set_initial_properties): Call it.
12536 Remove code clobbering escaped pointers.
12538 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12540 * function.c (allocate_struct_function): Only allocate a unique
12541 funcdef_no if the decl is nonzero.
12543 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12545 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
12546 * config/mips/mips.c (mips_split_const_insns): New function.
12547 * config/mips/mips.md (move_type): New attribute.
12548 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
12549 (dword_mode): New attribute.
12550 (type): Avoid long line. Map "move_type"s to "type"s,
12551 choosing "multi" for doubleword moves if appropriate.
12552 Swap MTC/MFC comments to match their declaration order.
12553 (extended_mips16): Default to "yes" if "move_type" is "sll0",
12554 "type" is "branch" or "jal" is "direct".
12555 (length): Handle "extended_mips16" first. Make the default
12556 "0" for "ghost" instructions. Set the length from "move_type".
12557 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
12558 of "type", with "sll0" for the register alternative. Remove the
12559 "extended_mips16" attribute.
12560 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
12561 of "type", with "shift_shift" for the register alternative.
12562 Remove the "length" attribute.
12563 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
12564 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
12565 of "type", with "andi" for the register alternative.
12566 (*zero_extendqihi2): Likewise.
12567 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
12568 of "andi" instead of a "type" of "arith".
12569 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
12571 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
12572 (mov_<store>r, *mov<mode>_ra): Likewise.
12573 (extendsidi2): Use "move_type" instead of "type", with "move"
12574 for the register alternative.
12575 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
12576 of "type", with "signext" for the register alternative.
12577 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
12578 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
12579 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
12580 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
12581 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
12582 (unnamed branch insn): Likewise.
12583 (*movdi_gp32_fp64): Fold into...
12584 (*movdi_32bit): ...here.
12585 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
12586 (*movdf_hardfloat): ...this new pattern.
12587 (*movdf_softfloat): Remove redundant FPR alternatives.
12588 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
12589 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
12590 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
12591 the "move" attribute.
12592 (*movdi_32bit): Use "move_type" instead of "type" and remove the
12593 "length" attribute. Use "fpload" and "fpstore" instead of "load"
12594 and "store" for COP loads and stores.
12595 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
12596 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
12597 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
12598 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
12599 (*movtf_mips16, *movv2sf): Likewise.
12600 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
12601 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
12602 (mfhc1<mode>): Use "move_type" instead of "move".
12603 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
12604 (loadgp_blockage): Remove the "length" attribute.
12605 (blockage, set_got_version, update_got_version): Likewise.
12606 (call_internal): Remove the "extended_mips16" attribute.
12607 (call_value_internal, call_value_multiple_internal): Likewise.
12608 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
12610 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
12611 the "length" attribute.
12613 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12615 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
12616 -Wcast-qual warnings.
12617 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
12618 handle_pragma_pop_macro): Likewise.
12619 * collect2.c (resolve_lib_name): Likewise.
12620 * config/arc/arc.c (arc_init): Likewise.
12621 * config/arm/arm.c (neon_builtin_compare,
12622 locate_neon_builtin_icode): Likewise.
12623 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
12624 * config/bfin/bfin.c (bfin_init_machine_status,
12625 bfin_optimize_loop): Likewise.
12626 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
12627 * config/cris/cris.c (cris_init_expanders): Likewise.
12628 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
12629 * config/darwin.c (machopic_indirection_eq,
12630 machopic_indirection_name, machopic_output_indirection): Likewise.
12631 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
12632 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
12633 frv_optimize_membar): Likewise.
12634 * config/i386/cygwin.h (mingw_scan,
12635 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
12636 * config/i386/cygwin1.c (mingw_scan): Likewise.
12637 * config/i386/i386.c (machopic_output_stub): Likewise.
12638 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
12639 i386_pe_unique_section): Likewise.
12640 * config/ia64/ia64.c (ia64_init_machine_status,
12641 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
12643 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
12644 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
12645 * config/m68k/m68k.c (m68k_handle_option,
12646 m68k_sched_md_init_global): Likewise.
12647 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
12648 mcore_unique_section): Likewise.
12649 * config/mips/mips.c (mips_block_move_straight,
12650 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
12652 * config/mmix/mmix.c (mmix_init_machine_status,
12653 mmix_encode_section_info): Likewise.
12654 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
12655 * config/rs6000/rs6000.c (rs6000_init_machine_status,
12656 print_operand_address, output_toc, redefine_groups,
12657 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
12658 * config/s390/s390.c (s390_init_machine_status): Likewise.
12659 * config/score/score.c (score_block_move_straight,
12660 score_block_move_loop_body): Likewise.
12661 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
12662 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
12663 * emit-rtl.c (find_auto_inc): Likewise.
12664 * gcc.c (translate_options, process_command): Likewise.
12665 * reorg.c (dbr_schedule): Likewise.
12666 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
12667 * xcoffout.c (xcoffout_declare_function): Likewise.
12669 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
12671 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
12672 ipa-pta working again.
12674 2008-06-27 David Edelsohn <edelsohn@gnu.org>
12676 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
12679 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
12681 * config.gcc (powerpc*-*-*): Add new core e500mc.
12682 * config/rs6000/e500mc.md: New file.
12683 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12685 (rs6000_override_options): Add e500mc case to
12686 processor_target_table. Altivec and Spe options not allowed
12687 with e500mc. Add isel instruction to e500mc by
12688 default. Initialize rs6000_cost for e500mc.
12689 (rs6000_issue_rate): Set issue rate for e500mc.
12690 * config/rs6000/rs6000.h (processor_type): Add
12691 PROCESSOR_PPCE500MC.
12692 (ASM_CPU_SPEC): Add e500mc.
12693 Set TARGET_ISEL to rs6000_isel.
12694 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
12695 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
12696 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
12698 * doc/invoke.texi: Add e500mc to list of cpus.
12700 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12703 * c-lex.c (lex_charconst): Initialize unsignedp.
12705 2008-06-27 Olivier Hainque <hainque@adacore.com>
12707 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
12708 documented assumptions.
12710 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
12712 * dwarf2out.c: Remove trailing white spaces. Break long line
12715 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
12717 * libfuncs.h (LTI_synchronize): New libfunc_index.
12718 (synchronize_libfunc): Declare.
12719 * builtins.c (expand_builtin_synchronize): Consider using
12720 synchronize_libfunc before falling back on an asm blockage.
12721 * config/mips/mips.c: Include libfuncs.h
12722 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
12724 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
12726 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
12727 parameter. Copy stack_reg to r11 where appropriate.
12728 (no_global_regs_above): Add gpr parameter.
12729 (rs6000_stack_info): Only add padding for SPE save area if we
12730 are saving SPE GPRs and CR.
12731 (saveres_routine_syms): New variable.
12732 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
12734 (rs6000_savres_routine_sym): New function.
12735 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
12737 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
12738 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
12739 Tweak FPR out-of-line saving.
12740 (rs6000_make_savres_rtx): New function.
12741 (rs6000_use_multiple_p): New function.
12742 (rs6000_savres_strategy): New function.
12743 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
12744 out-of-line if appropriate.
12745 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
12746 if we are optimizing for size.
12747 (GP_SAVE_INLINE): Define.
12748 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
12749 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
12750 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
12751 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
12752 (*save_fpregs_<mode>): Add use of r11.
12753 (*restore_gpregs_<mode>): New insn.
12754 (*return_and_restore_gpregs_<mode>): New insn.
12755 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
12757 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
12758 (*restore_gpregs_spe): New insn.
12759 (*return_and_restore_gpregs_spe): New insn.
12760 * config/rs6000/predicates.md (save_world_operation): Fix check.
12762 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12764 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
12765 this point, so assert that.
12767 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12769 * cfganal.c: Include vec.h and vecprim.h.
12770 (compute_idf): Import from...
12771 * tree-into-ssa (compute_idf): ...here.
12772 * basic-block.h (compute_idf): Export.
12774 2008-06-26 Joseph Myers <joseph@codesourcery.com>
12776 * c-decl.c (merge_decls): Use !current_function_decl to check for
12777 extern declaration of C99 inline function being at file scope.
12779 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
12781 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
12783 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12785 * alias.c (record_alias_subset, init_alias_analysis): Fix
12786 -Wc++-compat and/or -Wcast-qual warnings.
12787 * attribs.c (lookup_attribute_spec): Likewise.
12788 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
12789 copy_bb, connect_traces,
12790 find_rarely_executed_basic_blocks_and_cr): Likewise.
12791 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
12792 note_btr_set, migrate_btr_defs): Likewise.
12793 * builtins.c (result_vector, expand_builtin_memcpy,
12794 expand_builtin_mempcpy_args, expand_builtin_strncpy,
12795 builtin_memset_read_str, expand_builtin_printf,
12796 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
12798 * caller-save.c (mark_set_regs): Likewise.
12799 * calls.c (expand_call, emit_library_call_value_1): Likewise.
12800 * cgraph.c (cgraph_edge): Likewise.
12801 * combine.c (likely_spilled_retval_1): Likewise.
12802 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
12803 htab_counts_entry_del, get_coverage_counts): Likewise.
12804 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
12805 new_cselib_val): Likewise.
12806 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
12807 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
12809 * df-core.c (df_compact_blocks): Likewise.
12810 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
12811 * df-scan.c (df_grow_reg_info, df_ref_create,
12812 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
12813 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
12814 df_record_entry_block_defs, df_record_exit_block_uses,
12815 df_bb_verify): Likewise.
12816 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
12817 DF_REF_EXTRACT_MODE_CONST): New.
12818 * dominance.c (get_immediate_dominator, get_dominated_by,
12819 nearest_common_dominator, root_of_dom_tree,
12820 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
12821 -Wc++-compat and/or -Wcast-qual warnings.
12822 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
12823 record_store, replace_read, check_mem_read_rtx, scan_insn,
12824 dse_step1, dse_record_singleton_alias_set): Likewise.
12825 * dwarf2asm.c (dw2_force_const_mem): Likewise.
12827 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12829 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
12830 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
12831 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
12832 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
12833 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
12834 add_ranges_num, add_ranges_by_labels, file_info_cmp,
12835 file_name_acquire, output_file_names, add_const_value_attribute,
12836 premark_used_types_helper, file_table_eq, file_table_hash,
12837 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
12838 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
12839 -Wcast-qual warnings.
12840 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
12841 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
12842 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
12843 gen_reg_rtx, start_sequence, init_emit): Likewise.
12844 * et-forest.c (et_new_occ, et_new_tree): Likewise.
12845 * except.c (init_eh_for_function, gen_eh_region,
12846 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
12847 arh_to_landing_pad, arh_to_label, add_action_record,
12848 add_call_site, switch_to_exception_section): Likewise.
12849 * expmed.c (synth_mult): Likewise.
12850 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
12851 store_expr): Likewise.
12852 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
12854 * function.c (assign_stack_temp_for_type,
12855 allocate_struct_function, match_asm_constraints_1): Likewise.
12856 * gcov-io.c (gcov_allocate): Likewise.
12857 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
12858 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
12859 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
12860 record_one_set, insert_expr_in_table, insert_set_in_table,
12861 dump_hash_table, compute_hash_table_work, alloc_hash_table,
12862 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
12863 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
12864 -Wcast-qual warnings.
12866 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12868 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
12869 -Wcast-qual warnings.
12870 * gcc.c (process_command): Likewise.
12871 * genattrtab.c (oballoc): Use XOBNEW.
12872 (oballocvec): Define.
12873 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
12874 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
12875 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
12876 -Wc++-compat and/or -Wcast-qual warnings.
12877 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
12878 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
12879 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
12880 gen_presence_absence_set, gen_automaton, gen_regexp_el,
12881 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
12882 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
12883 add_excls, process_presence_absence_names,
12884 process_presence_absence_patterns, add_presence_absence,
12885 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
12886 get_free_state, add_arc, get_free_automata_list_el,
12887 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
12888 transform_3, cache_presence, create_ainsns, create_automata,
12889 create_state_ainsn_table, dfa_insn_code_enlarge,
12890 output_trans_func, output_min_issue_delay_func,
12891 output_dead_lock_func, output_reset_func,
12892 output_get_cpu_unit_code_func, output_dfa_start_func,
12893 expand_automata): Likewise.
12894 * genextract.c (gen_insn): Likewise.
12895 * gengtype-lex.l: Likewise.
12896 * gengtype.c (read_input_list, adjust_field_type,
12897 process_gc_options): Likewise.
12898 * genoutput.c (note_constraint): Likewise.
12899 * genpreds.c (mangle, add_constraint): Likewise.
12900 * genrecog.c (process_define_predicate, new_decision,
12901 add_to_sequence): Likewise.
12902 * gensupport.c (record_insn_name): Likewise.
12904 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12906 * config/i386/driver-i386.c (detect_caches_amd,
12907 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
12908 and/or -Wcast-qual warnings.
12909 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
12910 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
12911 gt_pch_save): Likewise.
12912 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
12913 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
12914 * global.c (compute_regsets): Likewise.
12915 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
12916 finish_graph_dump_file): Likewise.
12917 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
12918 unlink_bb_notes): Likewise.
12919 * integrate.c (get_hard_reg_initial_val): Likewise.
12920 * ipa-prop.c (ipa_push_func_to_list): Likewise.
12921 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
12922 * local-alloc.c (update_equiv_regs): Likewise.
12923 * loop-invariant.c (check_invariant_table_size,
12924 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
12926 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
12927 altered_reg_used, mark_altered): Likewise.
12928 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
12929 insert_var_expansion_initialization,
12930 combine_var_copies_in_loop_exit, apply_opt_in_copies,
12931 release_var_copies): Likewise.
12932 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
12933 analyze_matrix_decl, add_allocation_site, analyze_transpose,
12934 analyze_accesses_for_phi_node, check_var_notmodified_p,
12935 check_allocation_function, find_sites_in_func,
12936 record_all_accesses_in_func, transform_access_sites,
12937 transform_allocation_sites): Likewise.
12938 * omp-low.c (new_omp_region, create_omp_child_function_name,
12939 check_omp_nesting_restrictions, check_combined_parallel,
12940 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
12941 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
12942 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
12943 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
12945 * opts-common.c (prune_options): Likewise.
12946 * opts.c (add_input_filename, print_filtered_help,
12947 get_option_state): Likewise.
12948 * params.c (add_params): Likewise.
12949 * passes.c (set_pass_for_id, next_pass_1,
12950 do_per_function_toporder, pass_fini_dump_file): Likewise.
12951 * postreload.c (reload_cse_simplify_operands): Likewise.
12952 * predict.c (tree_predicted_by_p, tree_predict_edge,
12953 clear_bb_predictions, combine_predictions_for_bb): Likewise.
12955 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12957 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
12959 * recog.c (check_asm_operands, validate_change_1): Likewise.
12960 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
12961 subst_asm_stack_regs): Likewise.
12962 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
12963 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
12964 * regmove.c (reg_is_remote_constant_p): Likewise.
12965 * regrename.c (regrename_optimize, scan_rtx_reg,
12966 kill_clobbered_value, kill_set_value, kill_autoinc_value):
12968 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
12969 regstat_compute_calls_crossed): Likewise.
12970 * reload1.c (init_reload, new_insn_chain,
12971 has_nonexceptional_receiver, reload, copy_reloads,
12972 calculate_needs_all_insns, init_elim_table): Likewise.
12973 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
12974 * rtl.c (shallow_copy_rtx_stat): Likewise.
12975 * rtlanal.c (parms_set): Likewise.
12976 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
12977 sbitmap_resize, sbitmap_vector_alloc): Likewise.
12978 * sched-ebb.c (earliest_block_with_similiar_load,
12979 add_deps_for_risky_insns): Likewise.
12980 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
12981 schedule_region): Likewise.
12982 * see.c (eq_descriptor_pre_extension,
12983 hash_descriptor_pre_extension, hash_del_pre_extension,
12984 eq_descriptor_properties, hash_descriptor_properties,
12985 hash_del_properties, see_seek_pre_extension_expr,
12986 see_initialize_data_structures, see_print_register_properties,
12987 see_print_pre_extension_expr, see_delete_merged_def_extension,
12988 see_delete_unmerged_def_extension, see_emit_use_extension,
12989 see_pre_delete_extension, see_map_extension, see_commit_changes,
12990 see_analyze_merged_def_local_prop,
12991 see_analyze_merged_def_local_prop,
12992 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
12993 see_set_prop_merged_def, see_set_prop_unmerged_def,
12994 see_set_prop_unmerged_use, see_print_one_extension,
12995 see_merge_one_use_extension, see_merge_one_def_extension,
12996 see_store_reference_and_extension, see_update_uses_relevancy,
12997 see_update_defs_relevancy): Likewise.
12998 * statistics.c (hash_statistics_hash, hash_statistics_eq,
12999 hash_statistics_free, curr_statistics_hash): Likewise.
13000 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
13001 expand_asm_operands, expand_return, case_bit_test_cmp,
13002 expand_case): Likewise.
13003 * stor-layout.c (start_record_layout): Likewise.
13004 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
13005 gt_pch_save_stringpool): Likewise.
13006 * tree-data-ref.c (hash_stmt_vertex_info,
13007 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
13008 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
13010 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
13013 * config/i386/i386.md : Change constraints of HImode and QImode
13014 immediate operands from "i" to "n". Change SImode "ni" constraint to
13015 "i" and SImode "rmi" constraint to "g". Remove all constraints
13016 from const0_operand and const1_operand predicated operands.
13017 (i): Change QImode and HImode attribute from "i" to "n".
13018 (*subqi_2): Change HImode operands to QImode.
13021 2008-06-25 Olivier Hainque <hainque@adacore.com>
13023 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
13026 2008-06-25 Richard Guenther <rguenther@suse.de>
13028 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
13029 not overflow the result type.
13031 2008-06-25 Richard Guenther <rguenther@suse.de>
13033 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
13034 (vn_lookup): Likewise.
13036 2008-06-25 Richard Guenther <rguenther@suse.de>
13038 PR tree-optimization/35518
13039 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
13040 * tree-sra.c (instantiate_element): Use fold_build3 to build
13042 (try_instantiate_multiple_fields): Likewise.
13044 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13046 * config/rs6000/rs6000.md: Change all string instruction's clobber to
13049 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13051 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
13052 use_backchain_to_restore_sp to true
13053 if the offset of the link register save area would go over the 32k - 1
13054 offset limit of the load
13057 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
13059 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
13060 anchor for the type-punning blurb. Cross-reference "Structures
13061 unions enumerations and bit-fields implementation". Provide a
13062 cast-through-pointer example. Make final sentence self-contained.
13063 * doc/implement-c.texi (Structures unions enumerations and
13064 bit-fields implementation): Cross-reference the type-punning blurb
13065 in the -fstrict-aliasing documentation.
13067 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13069 PR middle-end/36594
13070 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
13071 the memory instead of the memory itself for the save area.
13073 2008-06-24 Olivier Hainque <hainque@adacore.com>
13074 Nicolas Roche <roche@adacore.com>
13076 * gengtype.c (srcdir_len): size_t instead of int.
13077 (get_file_realbasename): New function. For F a filename, the real
13078 basename of F, with all the path components stripped.
13079 (get_file_srcdir_relative_path): New function. For F a filename, the
13080 relative path to F from $(srcdir).
13081 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
13082 get_file_realbasename. Adjust the head comment.
13083 (get_prefix_langdir_index): New function. For F a filename, return the
13084 lang_dir_names[] relative index of the language directory that is
13086 (get_file_langdir): For F a filename, return the name of the language
13087 directory where F is located.
13088 (get_file_gtfilename): New function. The gt- output file name for an
13090 (get_output_file_with_visibility): Replace in-line computations with
13091 uses of get_file_gtfilename and get_prefix_langdir_index.
13092 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
13094 2008-06-24 Jakub Jelinek <jakub@redhat.com>
13096 PR tree-optimization/36504
13097 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
13098 references without base address.
13100 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13102 PR middle-end/36584
13103 * calls.c (expand_call): Increase alignment for recursive functions.
13105 2008-06-23 Anatoly Sokolov <aesok@post.ru>
13107 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
13108 (TARGET_FUNCTION_VALUE): New define.
13109 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
13110 * config/avr/avr.h (FUNCTION_VALUE): Remove.
13112 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13114 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
13115 (fmod<mode>3): Ditto.
13116 (remainderxf3): Ditto.
13117 (remainder<mode>3): Ditto.
13119 2008-06-23 Jakub Jelinek <jakub@redhat.com>
13122 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
13123 REG is a hard register.
13125 PR tree-optimization/36508
13126 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
13127 499, don't check it at all in release compilers.
13129 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13131 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
13132 together with SSE_TARGET_MATH to disable insn pattern.
13133 (*fop_<MODEF:mode>_2_i387): Ditto.
13134 (*fop_<MODEF:mode>_3_i387): Ditto.
13136 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
13138 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
13140 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13142 PR middle-end/34906
13143 * gimplify.c (gimplify_asm_expr): Check the return code of
13144 parse_output_constraint call, set function return and is_inout
13145 value if it failed.
13147 2008-06-22 Ian Lance Taylor <iant@google.com>
13149 * c-lex.c (narrowest_unsigned_type): Change itk to int.
13150 (narrowest_signed_type): Likewise.
13151 * c-typeck.c (c_common_type): Change local variable mclass to enum
13153 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
13154 tcc_comparison, not the tree code itself.
13155 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
13156 (c_expand_expr): Cast modifier to enum expand_modifier.
13157 * c-common.h (C_RID_CODE): Add casts.
13158 (C_SET_RID_CODE): Define.
13159 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
13160 (c_lex_one_token): Add cast to avoid warning.
13161 (c_parser_objc_type_name): Rename local typename to type_name.
13162 (check_no_duplicate_clause): Change code parameter to enum
13164 (c_parser_omp_var_list_parens): Change kind parameter to enum
13166 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
13167 c_parser_omp_list_var_parens.
13168 (c_parser_omp_threadprivate): Likewise.
13169 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
13170 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
13171 * c-format.c (NO_FMT): Define.
13172 (printf_length_specs): Use NO_FMT.
13173 (asm_fprintf_length_specs): Likewise.
13174 (gcc_diag_length_specs): Likewise.
13175 (scanf_length_specs): Likewise.
13176 (strfmon_length_specs): Likewise.
13177 (gcc_gfc_length_specs): Likewise.
13178 (printf_flag_specs): Change 0 to STD_C89.
13179 (asm_fprintf_flag_specs): Likewise.
13180 (gcc_diag_flag_specs): Likewise.
13181 (gcc_cxxdiag_flag_specs): Likewise.
13182 (scanf_flag_specs): Likewise.
13183 (strftime_flag_specs): Likewise.
13184 (strfmon_flag_specs): Likewise.
13185 (print_char_table): Likewise.
13186 (asm_fprintf_char_table): Likewise.
13187 (gcc_diag_char_table): Likewise.
13188 (gcc_tdiag_char_table): Likewise.
13189 (gcc_cdiag_char_table): Likewise.
13190 (gcc_cxxdiag_char_table): Likewise.
13191 (gcc_gfc_char_table): Likewise.
13192 (scan_char_table): Likewise.
13193 (time_char_table): Likewis.
13194 (monetary_char_table): Likewise.
13195 * c-format.h (BADLEN): Likewise.
13197 2008-06-21 Ian Lance Taylor <iant@google.com>
13199 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
13200 Define END_OF_BASE_TREE_CODES around inclusion.
13201 * tree.c (tree_code_type): New global array.
13202 (tree_code_length, tree_code_name): Likewise.
13203 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
13204 $(lang_tree_files).
13205 (all-tree.def, s-alltree): New targets.
13206 (gencheck.h, s-gencheck): Remove.
13207 (tree.o): Depend upon all-tree.def.
13208 (build/gencheck.o): Remove gencheck.h dependency.
13209 (mostlyclean): Don't remove gencheck.h.
13210 * c-common.h (enum c_tree_code): Remove.
13211 * c-lang.c (tree_code_type): Remove.
13212 (tree_code_length, tree_code_name): Remove.
13213 * gencheck.c (tree_codes): Include all-tree.def, rather than
13214 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
13216 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
13218 * cp/cp-tree.h (enum cplus_tree_code): Remove.
13219 (operator_name_info): Size to MAX_TREE_CODES.
13220 (assignment_operator_name_info): Likewise.
13221 * cp/cp-lang.c (tree_code_type): Remove.
13222 (tree_code_length, tree_code_name): Remove.
13223 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
13224 (assignment_operator_name_info): Likewise.
13225 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
13227 * cp/mangle.c (write_expression): Likewise.
13228 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
13229 * fortran/f95-lang.c (tree_code_type): Remove.
13230 (tree_code_length, tree_code_name): Remove.
13231 * java/java-tree.h (enum java_tree_code): Remove.
13232 * java/lang.c (tree_code_type): Remove.
13233 (tree_code_length, tree_code_name): Remove.
13234 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
13235 * objc/objc-act.h (enum objc_tree_code): Remove.
13236 * objc/objc-lang.c (tree_code_type): Remove.
13237 (tree_code_length, tree_code_name): Remove.
13238 * objcp/objcp-lang.c (tree_code_type): Remove.
13239 (tree_code_length, tree_code_name): Remove.
13240 * ada/ada-tree.h (enum gnat_tree_code): Remove.
13241 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
13242 * ada/misc.c (tree_code_type): Remove.
13243 (tree_code_length, tree_code_name): Remove.
13245 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
13247 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
13248 the grand_bitmap_obstack.
13250 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13252 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
13253 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
13254 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
13255 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
13256 move_stmt_r, new_label_mapper): Likewise.
13257 * tree-complex.c (cvc_lookup): Likewise.
13258 * tree-dfa.c (create_function_ann): Likewise.
13259 * tree-dump.c (dump_register): Likewise.
13260 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
13261 find_phi_replacement_condition): Likewise.
13262 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
13263 tree_function_versioning): Likewise.
13264 * tree-into-ssa.c (cmp_dfsnum): Likewise.
13265 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
13266 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
13267 get_nonlocal_debug_decl, convert_nonlocal_reference,
13268 convert_nonlocal_omp_clauses, get_local_debug_decl,
13269 convert_local_reference, convert_local_omp_clauses,
13270 convert_nl_goto_reference, convert_nl_goto_receiver,
13271 convert_tramp_reference, convert_call_expr): Likewise.
13272 * tree-outof-ssa.c (contains_tree_r): Likewise.
13273 * tree-parloops.c (reduction_phi, initialize_reductions,
13274 eliminate_local_variables_1, add_field_for_reduction,
13275 add_field_for_name, create_phi_for_local_result,
13276 create_call_for_reduction_1, create_loads_for_reductions,
13277 create_stores_for_reduction, create_loads_and_stores_for_name):
13279 * tree-phinodes.c (allocate_phi_node): Likewise.
13280 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
13281 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
13282 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
13283 * tree-ssa-coalesce.c (compare_pairs): Likewise.
13284 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
13285 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
13286 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
13287 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
13288 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
13289 vn_nary_op_insert): Likewise.
13290 * tree-ssa.c (redirect_edge_var_map_add,
13291 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
13292 * tree-vectorizer.c (vectorize_loops): Likewise.
13293 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
13294 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
13295 tree_cons_stat, build1_stat, build_variant_type_copy,
13296 decl_init_priority_lookup, decl_fini_priority_lookup,
13297 decl_priority_info, decl_restrict_base_lookup,
13298 decl_restrict_base_insert, decl_debug_expr_lookup,
13299 decl_debug_expr_insert, decl_value_expr_lookup,
13300 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
13301 type_hash_add, get_file_function_name, tree_check_failed,
13302 tree_not_check_failed, tree_range_check_failed,
13303 omp_clause_range_check_failed, build_omp_clause,
13304 build_vl_exp_stat): Likewise.
13305 * value-prof.c (gimple_histogram_value,
13306 gimple_duplicate_stmt_histograms): Likewise.
13307 * var-tracking.c (attrs_list_insert, attrs_list_copy,
13308 unshare_variable, variable_union_info_cmp_pos, variable_union,
13309 dataflow_set_different_1, dataflow_set_different_2,
13310 vt_find_locations, variable_was_changed, set_variable_part,
13311 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
13312 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
13313 section_entry_hash, object_block_entry_eq,
13314 object_block_entry_hash, create_block_symbol,
13315 initialize_cold_section_name, default_function_rodata_section,
13316 strip_reg_name, set_user_assembler_name, const_desc_eq,
13317 build_constant_desc, output_constant_def, lookup_constant_def,
13318 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
13319 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
13320 default_internal_label): Likewise.
13321 * varray.c (varray_init, varray_grow): Likewise.
13322 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
13324 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
13326 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
13327 operators for "test" insn. Macroize insn using SWI mode macro.
13328 (*jcc_fused_2): Ditto.
13329 (*jcc_fused_3): Macroize insn using SWI mode macro.
13330 (*jcc_fused_4): Ditto.
13332 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
13334 * tree-ssa-pre.c: Fix typo in comment.
13335 (init_antic, fini_antic): Add explicit funtions for
13336 initializing and deinitializing ANTIC and AVAIL sets.
13337 (create_expression_by_pieces): Fix typo in comment.
13338 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
13339 (execute_pre): Eventually dump details about ANTIC_IN.
13341 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13343 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
13344 * gcc.c (translate_options, init_spec, store_arg, read_specs,
13345 add_to_obstack, file_at_path, find_a_file, execute,
13346 add_preprocessor_option, add_assembler_option, add_linker_option,
13347 process_command, insert_wrapper, do_option_spec, do_self_spec,
13348 spec_path, do_spec_1, is_directory, main, used_arg,
13349 getenv_spec_function): Likewise.
13350 * tlink.c (symbol_hash_lookup, file_hash_lookup,
13351 demangled_hash_lookup, symbol_push, file_push, frob_extension):
13354 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13356 * doc/rtl.texi: Updated subreg section.
13358 2008-06-19 Jakub Jelinek <jakub@redhat.com>
13361 * cgraphunit.c (cgraph_process_new_functions): Don't clear
13362 node->needed and node->reachable.
13363 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
13364 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
13365 (expand_task_call): Don't call expand_task_copyfn.
13366 (expand_task_copyfn): Renamed to...
13367 (finalize_task_copyfn): ... this.
13369 2008-06-19 Jan Hubicka <jh@suse.cz>
13371 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
13372 clobbering framepointer.
13374 2008-06-19 Jan Hubicka <jh@suse.cz>
13376 * tree-optimize.c (execute_early_local_optimizations): Set
13377 cgraph_state only at first invocation.
13379 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13381 * system.h (-Wc++-compat): Activate as a warning, no an error.
13383 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13385 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
13386 instead of "#" in insn asm template.
13387 (*jcc_fused_2): Ditto.
13389 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13391 * config/i386/i386.h (ix86_tune_indices)
13392 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
13393 (TARGET_FUSE_CMP_AND_BRANCH): New define.
13394 * config/i386/i386.md (*jcc_fused_1): New insn pattern
13395 (*jcc_fused_2): Ditto.
13396 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
13397 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
13398 (print operand): Handle 'E' and 'e' code.
13400 2008-06-19 Anatoly Sokolov <aesok@post.ru>
13402 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
13403 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13404 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13406 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
13408 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
13410 (cgraph_expand_function): Use local copy of decl.
13411 (cgraph_expand_all_functions): Remove redundant initialization of
13413 (cgraph_optimize): Reword internal_error message.
13415 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
13417 * arm-protos.h (arm_return_in_memory): Remove public
13418 arm_return_in_memory() prototype.
13419 * arm.c (arm_return_in_memory): Add static prototype, add target
13420 hook macro, change definition and comments.
13421 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
13423 2008-06-19 Ben Elliston <bje@au.ibm.com>
13425 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
13426 real.c: Remove references to IEEE 754R.
13427 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
13428 * doc/libgcc.texi (Decimal float library routines): Likewise.
13430 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13432 * targhooks.h (struct gcc_target): New member unwind_word_mode.
13433 (default_unwind_word_mode): Add prototype.
13434 * targhooks.c (default_unwind_word_mode): New function.
13435 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
13436 instead of word_mode.
13437 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
13438 (TARGET_INITIALIZER): Use it.
13440 * c-common.c (handle_mode_attribute): Support "unwind_word"
13442 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
13444 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
13445 word_mode to access SjLj_Function_Context member "data".
13446 (sjlj_emit_dispatch_table): Likewise. Also, perform type
13447 conversion from targetm.eh_return_filter_mode () to
13448 targetm.unwind_word_mode () if they differ.
13450 * builtin-types.def (BT_UNWINDWORD): New primitive type.
13451 (BT_FN_UNWINDWORD_PTR): New function type.
13452 (BT_FN_WORD_PTR): Remove.
13453 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
13454 * except.c (expand_builtin_extend_pointer): Convert pointer to
13455 targetm.unwind_word_mode () instead of word_mode.
13457 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
13458 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
13459 (spu_unwind_word_mode): New function.
13460 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
13461 (TARGET_UNWIND_WORD_MODE): Define.
13462 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
13464 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13466 * config/spu/spu.c (reg_align): Remove.
13467 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
13468 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
13469 (spu_split_store): Likewise.
13471 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
13473 * gcc/tree-vn.c: Fix typo in comment.
13475 2008-06-18 Jan Hubicka <jh@suse.cz>
13477 * cgraphunit.c (cgraph_optimize): Output debug info when doing
13478 toplevel reorder too.
13480 2008-06-18 Jan Hubicka <jh@suse.cz>
13482 * c-opts.c (c_common_post_options): PCH is not compatible with
13484 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
13485 -fno-toplevel-reorder by default now.
13487 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13489 PR documentation/30739
13490 * doc/install.texi (Prerequisites): Document dependency on awk.
13492 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
13493 Ian Lance Taylor <iant@google.com>
13495 PR rtl-optimization/35604
13496 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
13497 only want to change jump destinations, not eventual label comparisons.
13499 2008-06-16 Jan Hubicka <jh@suse.cz>
13501 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
13503 (cgraph_analyze_function): Likewise.
13505 2008-06-16 Jan Hubicka <jh@suse.cz>
13507 * cgraph.h (cgraph_mark_if_needed): New function.
13508 * cgraphunit.c (cgraph_mark_if_needed): New function.
13509 * c-decl.c (duplicate_decl): Use it.
13511 2008-06-16 Jan Hubicka <jh@suse.cz>
13513 * cgraph.c (cgraph_add_new_function): When in expansion state, do
13516 2008-06-16 Jan Hubicka <jh@suse.cz>
13518 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
13520 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
13521 Kazu Hirata <kazu@codesourcery.com>
13522 Maxim Kuvyrkov <maxim@codesourcery.com
13524 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
13525 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
13526 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
13527 EXTRA_SPEC_FUNCTIONS.
13528 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
13529 (DRIVER_SELF_SPECS): Adjust.
13530 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
13531 * config/mips/st.h, config/mips/t-st: New.
13532 * config/mips/driver-native.c, config/mips/x-native: New.
13533 * doc/invoke.texi (MIPS): Document 'native' value for -march and
13536 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13538 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
13540 (ISA_HAS_FP_CONDMOVE): New macro.
13541 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
13542 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
13543 (ISA_HAS_NMADD3_NMSUB3): New macro.
13544 * config/mips/mips.c (mips_rtx_costs): Update.
13545 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
13546 compiling for ST Loongson 2E/2F.
13547 (madd<mode>): Rename to madd4<mode>. Update.
13548 (madd3<mode>): New pattern.
13549 (msub<mode>): Rename to msub4<mode>. Update.
13550 (msub3<mode>): New pattern.
13551 (nmadd<mode>): Rename to nmadd4<mode>. Update.
13552 (nmadd3<mode>): New pattern.
13553 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
13554 (nmadd3<mode>_fastmath): New pattern.
13555 (nmsub<mode>): Rename to nmsub4<mode>. Update.
13556 (nmsub3<mode>): New pattern.
13557 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
13558 (nmsub3<mode>_fastmath): New pattern.
13559 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
13561 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
13563 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
13564 (DF_REF_INSN_INFO): New.
13565 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
13566 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
13567 with a NULL DF_REF_INSN_INFO.
13568 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
13570 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
13571 DF_INSN_INFO_EQ_USES): New.
13572 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
13573 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
13574 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
13575 * df-core.c: Update comment for above changes.
13576 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
13577 DF_INSN_UID_* macros.
13578 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
13579 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
13580 insn rtx. Update all callers.
13581 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
13582 df_ref_create_structure, df_insn_refs_collect): Likewise.
13583 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
13584 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
13585 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
13586 macros to access the insn refs.
13587 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
13588 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
13589 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
13590 for accessing the refs.
13591 (try_fwprop_subst): Likewise.
13592 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
13593 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
13594 for accessing the refs.
13595 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
13596 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
13597 to look at the insn refs.
13598 (record_uses): Likewise.
13599 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
13601 (mark_artificial_uses): Don't mark_insn for artificial refs.
13602 (mark_reg_rependencies): Likewise.
13604 * doc/rtl.texi: Remove documentation of ADDRESSOF.
13606 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13608 * configure: Regenerate.
13610 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13612 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
13613 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13614 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13616 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13618 * config/avr/avr.c (avr_mcu_t): Add attiny167.
13619 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13620 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13622 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13624 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
13625 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13626 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13628 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13630 * tree-ssa-sccvn.c: Fix format of comments.
13632 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13634 * cgraph.c: Remove unneeded forward declarations of eq_node()
13637 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
13639 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
13641 (see_update_relevancy): Likewise.
13642 * fwprop.c (try_fwprop_subst): Likewise.
13643 * rtlanal.c (noop_move_p): Likewise.
13644 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
13645 notes to non-existing libcall blocks.
13646 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
13648 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
13649 (dead_libcall_p): Remove.
13650 (delete_trivially_dead_insns): Don't use it.
13651 * web.c (union_defs): Remove comment about keeping nops.
13652 * gcse.c (hash_scan_insn): Don't take libcall pointers.
13653 (compute_hash_table_work): Don't track libcall notes.
13654 (do_local_cprop): Don't take libcall pointers. Don't update
13656 (adjust_libcall_notes): Deleted.
13657 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
13658 ever have existed in the first place).
13659 (replace_store_insn): Don't try to remove libcall notes.
13660 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
13661 (resolve_reg_notes): Don't call them.
13662 (resolve_simple_move): Likewise.
13663 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
13664 Don't remove REG_RETVAL notes.
13665 * emit-rtl.c (try_split): Don't update libcall notes.
13666 (emit_copy_of_insn_after): Dito.
13667 * cselib.c (cselib_current_insn_in_libcall): Remove.
13668 (cselib_process_insn): Don't set/clear it.
13669 (new_elt_loc_list): Don't record it.
13670 (cselib_init): Don't initialize it.
13671 * cselib.c (struct elt_loc_list): Remove in_libcall field.
13672 * loop-invariant.c (find_invariant_insn): Don't look for libcall
13674 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
13675 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
13676 (init_deps): Don't initialize it.
13677 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
13678 * combine.c (delete_noop_moves): Don't update libcall notes.
13679 (can_combine_p): Remove now pointless #if 0 block.
13680 (try_combine): Remove another obsolete #if 0 block.
13681 (distribute_notes): Don't distribute libcall notes.
13682 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
13683 * dce.c (libcall_dead_p): Remove.
13684 (delete_unmarked_insns): Don't handle libcall blocks.
13685 (preserve_libcall_for_dce): Remove.
13686 (prescan_insns_for_dce): Don't special-case libcall block insns.
13687 * reload1 (reload): Don't handle libcall notes.
13688 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
13691 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13693 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
13694 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13695 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13697 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13699 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
13700 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13701 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13703 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13705 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
13707 2008-06-16 Ira Rosen <irar@il.ibm.com>
13709 PR tree-optimization/36493
13710 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
13711 the arguments list. Use VECTYPE to create vector pointer.
13712 (vectorizable_store): Fail if accesses through a pointer to vectype
13713 do not alias the original memory reference operands.
13714 Call vect_create_data_ref_ptr without the removed argument.
13715 (vectorizable_load): Likewise.
13716 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
13719 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
13722 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
13723 reg_equiv_constant.
13725 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13727 * config/mips/loongson2ef.md: New file.
13728 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
13729 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
13730 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
13731 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
13732 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
13734 (loongson2ef.md): New include.
13735 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
13736 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
13737 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
13738 (loongson_gt_<mode>, loongson_extract_halfword)
13739 (loongson_insert_halfword_0, loongson_insert_halfword_2)
13740 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
13741 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
13742 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
13743 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
13744 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
13745 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
13746 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
13747 (vec_interleave_low<mode>): Define type attribute.
13748 * config/mips/mips.c (mips_ls2): New static variable.
13749 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
13750 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
13751 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
13752 Implement target scheduling hooks.
13753 (mips_multipass_dfa_lookahead): Update to handle tuning for
13755 (mips_sched_init): Initialize data for Loongson scheduling.
13756 (mips_ls2_variable_issue): New static function.
13757 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
13759 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
13760 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
13761 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
13762 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
13763 Handle ST Loongson 2E/2F cores.
13764 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
13766 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13768 * omp-low.c (extract_omp_for_data): Fix comment typo.
13771 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13773 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
13774 FIXME note about gcc/config.guess.
13775 * doc/options.texi (Option file format): Remove non-ASCII bytes.
13776 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
13777 * doc/cppopts.texi: Likewise.
13778 * doc/extend.texi: Likewise.
13779 * doc/gcc.texi: Likewise.
13780 * doc/gccint.texi: Likewise.
13781 * doc/gcov.texi: Likewise.
13782 * doc/gty.texi: Likewise.
13783 * doc/hostconfig.texi: Likewise.
13784 * doc/install.texi: Likewise.
13785 * doc/invoke.texi: Likewise.
13786 * doc/loop.texi: Likewise.
13787 * doc/makefile.texi: Likewise.
13788 * doc/md.texi: Likewise.
13789 * doc/passes.texi: Likewise.
13790 * doc/tm.texi: Likewise.
13791 * doc/tree-ssa.texi: Likewise.
13792 * doc/trouble.texi: Likewise.
13794 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
13795 Nathan Sidwell <nathan@codesourcery.com>
13796 Maxim Kuvyrkov <maxim@codesourcery.com>
13797 Richard Sandiford <rdsandiford@googlemail.com>
13799 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
13800 * config/mips/mips-protos.h (mips_expand_vector_init): New.
13801 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
13803 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
13804 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
13805 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
13807 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
13808 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
13809 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
13810 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
13811 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
13812 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
13813 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
13814 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
13815 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
13816 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
13817 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
13818 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
13819 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
13820 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
13821 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
13822 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
13823 (mips_builtins): Add Loongson builtins.
13824 (mips_loongson_2ef_bdesc): New.
13825 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
13826 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
13827 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
13828 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
13830 (mips_expand_vector_init): New.
13831 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
13832 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
13834 * config/mips/mips.md: Add unspec numbers for Loongson
13835 builtins. Include loongson.md.
13836 (MOVE64): Include Loongson vector modes.
13837 (SPLITF): Include Loongson vector modes.
13838 (HALFMODE): Handle Loongson vector modes.
13839 * config/mips/loongson.md: New.
13840 * config/mips/loongson.h: New.
13841 * config.gcc: Add loongson.h header for mips*-*-* targets.
13842 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
13844 2008-06-14 Joseph Myers <joseph@codesourcery.com>
13846 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
13847 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
13848 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
13849 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
13850 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
13851 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
13852 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
13853 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
13854 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
13855 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
13856 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
13857 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
13858 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
13859 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
13860 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
13861 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
13862 Remove use_fixproto=yes.
13863 (ia64*-*-hpux*): Remove comment about using fixproto.
13864 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
13866 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13868 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
13870 * configure: Regenerate.
13872 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
13874 PR middle-end/36520
13875 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
13876 before evaluating it.
13878 2008-06-13 Jakub Jelinek <jakub@redhat.com>
13881 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
13882 nested inline functions.
13883 (start_decl, start_function): Don't invert DECL_EXTERNAL
13884 for nested inline functions.
13886 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13888 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
13889 splits that must be made for correctness.
13891 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13893 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
13894 (AVAIL_NON_MIPS16): Likewise.
13895 (mips_builtin_description): Replace target_flags with a predicate.
13896 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
13897 (dspr2_32): New availability predicates.
13898 (MIPS_BUILTIN): New macro.
13899 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
13900 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
13901 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
13902 Replace the TARGET_FLAGS parameters with AVAIL parameters.
13903 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
13904 (mips_dsp_32only_bdesc): Merge into...
13905 (mips_builtins): ...this new array.
13906 (mips_bdesc_map, mips_bdesc_arrays): Delete.
13907 (mips_init_builtins): Update after above changes.
13908 (mips_expand_builtin_1): Merge into...
13909 (mips_expand_builtin): ...here and update after above changes.
13911 2008-06-12 Paul Brook <paul@codesourcery.com>
13913 * longlong.h (__arm__): Define count_leading_zeros.
13914 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
13915 (clzsi2, clzdi2): New functions.
13916 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
13917 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
13918 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
13919 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
13920 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
13921 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
13922 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
13923 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
13924 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
13925 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
13927 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
13929 * config/m68k/m68k.c (m68k_tune_flags): New.
13930 (override_options): Compute m68k_tune_flags.
13931 (MULL_COST, MULW_COST): Update for various variants of CFV2.
13932 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
13934 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13936 PR middle-end/36506
13937 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
13939 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13941 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
13942 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
13944 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13946 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
13947 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
13949 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13951 PR middle-end/36506
13952 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
13955 2008-06-12 Richard Guenther <rguenther@suse.de>
13957 PR tree-optimization/36345
13958 * tree-flow.h (struct ptr_info_def): Align escape_mask,
13959 add memory_tag_needed flag.
13960 (may_alias_p): Declare.
13961 * tree-ssa-alias.c (may_alias_p): Export.
13962 (set_initial_properties): Use memory_tag_needed flag.
13963 (update_reference_counts): Likewise.
13964 (reset_alias_info): Reset memory_tag_needed flag.
13965 (create_name_tags): Check memory_tag_needed flag.
13966 (dump_points_to_info_for): Dump it.
13967 * tree-ssa-structalias.c (struct variable_info): Remove
13968 directly_dereferenced flag.
13969 (new_var_info): Do not initialize it.
13970 (process_constraint_1): Do not set it.
13971 (update_alias_info): Set is_dereferenced flag.
13972 (set_uids_in_ptset): Use may_alias_p.
13973 (set_used_smts): Check memory_tag_needed flag.
13974 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
13975 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
13976 memory_tag_needed flag.
13977 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
13978 from broken design.
13980 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
13982 * config/i386/i386.c (ix86_compute_frame_layout): Disable
13983 red zone for w64 abi.
13984 (ix86_expand_prologue): Likewise.
13985 (ix86_force_to_memory): Likewise.
13986 (ix86_free_from_memory): Likewise.
13988 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
13991 * config/rs6000/rs6000.c (rs6000_override_options): Set
13992 rs6000_isel conditionally to the absence of comand line override.
13993 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13994 Remove duplicate rs6000_isel setting.
13995 * config/rs6000/eabispe.h: Ditto.
13997 2008-06-11 Richard Guenther <rguenther@suse.de>
13999 * alias.c (get_alias_set): Use the element alias-set for arrays.
14000 (record_component_aliases): For arrays and vectors do nothing.
14001 * c-common.c (strict_aliasing_warning): Handle the cases
14002 of alias set zero explicitly.
14003 * Makefile.in (dfp.o-warn): Add -Wno-error.
14005 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14007 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
14009 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
14010 tune_32 tune_64 to supported_defaults. Allow values not
14011 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
14012 x86_64. Do not override cpu_32 or cpu_64 values from target name.
14013 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
14014 with_cpu_64 to generic for 64-bit-supporting configurations, not
14015 with_cpu. Remove FIXMEs.
14016 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
14017 --with-arch-64, --with-tune-32, --with-tune-64): Document.
14018 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
14019 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
14020 arch_32 and arch_64.
14022 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
14023 Olivier Hainque <hainque@adacore.com>
14025 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
14026 Use DECL_SIZE_UNIT to retrieve the size of the field.
14028 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14030 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
14031 with function calls after declarations. Lay out
14032 neon_float_type_node before further use.
14034 2008-06-11 Richard Guenther <rguenther@suse.de>
14036 * tree-flow.h (may_point_to_global_var): Declare.
14037 * tree-ssa-alias.c (may_point_to_global_var): New function.
14038 * tree-ssa-sink.c (is_hidden_global_store): Use it.
14040 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
14042 * configure.ac: Teach that fido supports .debug_line.
14043 * configure: Regenerate.
14045 2008-06-10 Tom Tromey <tromey@redhat.com>
14047 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
14050 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14052 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
14053 (encode_decimal64, decode_decimal64, encode_decimal128,
14054 decode_decimal128): Reverse order of 32-bit parts of value if host
14055 and target endianness differ.
14057 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
14059 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
14060 Avoid division by 0.
14061 (tree_mod_pow2_value_transform): Likewise.
14062 (tree_ic_transform): Likewise.
14063 (tree_stringops_transform): Likewise.
14064 (tree_mod_subtract_transform): Likewise.
14065 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
14066 (copy_edges_for_bb): Likewise.
14067 (initialize_cfun): Likewise.
14069 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14071 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
14072 nonmemory_operand. Add "N" operand constraint.
14074 (*jcc_btdi_mask_rex64): New instruction and split pattern.
14075 (*jcc_btsi_mask): Ditto.
14076 (*jcc_btsi_mask_1): Ditto.
14078 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14080 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
14081 TYPE_CANONICAL for copied element type.
14083 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14086 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
14087 Add m_CORE2 and m_GENERIC.
14088 * config/i386/predicates.md (bt_comparison_operator): New predicate.
14089 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
14091 (*jcc_btdi_rex64): New instruction and split pattern.
14092 (*jcc_btsi): Ditto.
14093 (*jcc_btsi_1): Ditto.
14094 (*btsq): Fix Intel asm dialect operand order.
14098 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
14100 PR middle-end/36447
14101 * simplify-rtx.c (simplify_subreg): Add check for shift count
14104 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
14106 * doc/md.texi: Synchronize with later constraints.md change.
14107 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
14108 with a C implementation.
14109 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
14111 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
14112 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
14113 when moving to and from MD_REGNUM.
14114 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
14115 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
14116 Handle byte and halfword moves.
14117 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
14119 * config/mips/constraints.md (h): Turn into NO_REGS.
14120 (l, x): Update documentation.
14121 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
14122 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
14123 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
14124 (HILO): New mode iterator.
14126 (any_div): New code iterator.
14127 (u): Extend code attribute to div and udiv.
14128 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
14129 d_operand in the splitters. Remove redundant CONST_INT checks.
14130 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
14131 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
14132 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
14133 accordingly, using normal moves instead of unspecs to move LO into
14134 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
14135 (<u>mulsidi3): Handle expansion in C code.
14136 (<u>mulsidi3_32bit_internal): Rename to...
14137 (<u>mulsidi3_32bit): ...this.
14138 (<u>mulsidi3_32bit_r4000): Fix insn separator.
14139 (*<u>mulsidi3_64bit): Rename to...
14140 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
14141 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
14142 to set LO and HI to the multiplication result. Use a normal move
14143 for MFLO and an unspec for MFHI.
14144 (*<u>mulsidi3_64bit_parts): Replace with...
14145 (<u>mulsidi3_64bit_hilo): ...this new instruction.
14146 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
14147 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
14148 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
14149 instead of HI. Split the instruction into a separate multiplication
14150 and MFHI if !TARGET_FIX_R4000.
14151 (<su>muldi3_highpart): Likewise.
14152 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
14153 and the "=h" clobber.
14154 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
14155 (<u>mulditi3): New expander.
14156 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
14157 (madsi): Remove "=h" clobber.
14158 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
14159 Force the modulus result to be a GPR and split the instruction into
14160 a division followed by an MFHI after reload.
14161 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
14162 (*lea_high64): Use d_operand in the define_peephole2. Likewise
14163 the MIPS16 HIGH define_split.
14164 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
14165 of acc<->gpr moves to "multi".
14166 (*movdi_64bit): Replace the single "x" alternative with
14167 alternatives for moving into and out of "a".
14168 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
14169 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
14170 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
14171 Use d_operand in the splitters. Remove redundant CONST_INT checks.
14172 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
14173 (movti): New expander.
14174 (*movti, *movti_mips16): New insns.
14175 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
14176 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
14177 (mthi<GPR:mode>_<HILO:mode>): Likewise.
14178 * config/mips/predicates.md (fpr_operand): Delete.
14179 (d_operand): New predicate.
14181 2008-06-09 Michael Meissner <michael.meissner@amd.com>
14183 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
14184 failure on some Bourne shells.
14185 (x86_64-*-*): Ditto.
14187 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
14189 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
14191 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
14193 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
14194 (sparc-sun-solaris2*): Likewise.
14196 2008-06-09 Arnaud Charlet <charlet@adacore.com
14198 * doc/install.texi: Update requirements to build the Ada compiler.
14200 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
14202 * df-scan.c (struct df_scan_problem_data): Remove the
14203 mw_link_pool alloc pool.
14204 (df_scan_free_internal): Don't free it.
14205 (df_scan_alloc): Don't allocate it.
14206 * df.h (struct df_link): Update comment.
14208 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
14210 * except.h: Correct checks for when SJLJ exceptions must be used.
14212 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14214 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
14217 2008-06-08 Joseph Myers <joseph@codesourcery.com>
14219 PR tree-optimization/36218
14220 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
14221 configure for the build system.
14222 (BUILD_LDFLAGS): Define.
14223 * configure: Regenerate.
14224 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
14226 2008-07-08 Anatoly Sokolov <aesok@post.ru>
14229 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
14230 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
14231 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
14233 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
14235 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
14237 2008-06-07 Joseph Myers <joseph@codesourcery.com>
14239 * config.gcc (Obsolete configurations): Remove list of
14241 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
14242 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
14243 targets matched by those patterns.
14244 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
14245 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
14246 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
14247 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
14248 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
14249 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
14250 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
14251 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
14252 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
14253 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
14254 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
14255 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
14256 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
14257 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
14258 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
14259 Make code for Solaris 7 and greater unconditional for Solaris.
14260 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
14261 Remove --with-* handling.
14262 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
14263 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
14264 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
14265 LINK_OS_WINDISS_SPEC): Remove.
14266 * config/rs6000/sysv4.opt (mwindiss): Remove.
14267 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
14268 * configure: Regenerate.
14269 * doc/cpp.texi: Don't mention BeOS.
14270 * doc/extend.texi (interrupt): Don't mention MS1.
14271 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
14272 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
14273 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
14274 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
14275 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
14277 * doc/invoke.texi (MT Options): Remove.
14278 (-mwindiss): Remove.
14279 (CRIS Options): Remove cris-axis-aout references.
14280 (HPPA Options): Don't mention hppa1.1-*-pro.
14281 * doc/md.texi: (MorphoTech family): Remove.
14282 * libgcc2.c: Don't handle UWIN.
14283 * config/alpha/t-unicosmk: Remove.
14284 * config/alpha/unicosmk.h: Remove.
14285 * config/arm/kaos-arm.h: Remove.
14286 * config/arm/kaos-strongarm.h: Remove.
14287 * config/arm/strongarm-coff.h: Remove.
14288 * config/arm/strongarm-elf.h: Remove.
14289 * config/arm/strongarm-pe.h: Remove.
14290 * config/arm/t-strongarm-pe: Remove.
14291 * config/arm/t-xscale-coff: Remove.
14292 * config/arm/t-xscale-elf: Remove.
14293 * config/arm/xscale-coff.h: Remove.
14294 * config/arm/xscale-elf.h: Remove.
14295 * config/chorus.h: Remove.
14296 * config/cris/aout.h: Remove.
14297 * config/cris/aout.opt: Remove.
14298 * config/cris/t-aout: Remove.
14299 * config/i386/beos-elf.h: Remove.
14300 * config/i386/kaos-i386.h: Remove.
14301 * config/i386/ptx4-i.h: Remove.
14302 * config/i386/sco5.h: Remove.
14303 * config/i386/sco5.opt: Remove.
14304 * config/i386/sysv4-cpp.h: Remove.
14305 * config/i386/sysv5.h: Remove.
14306 * config/i386/t-beos: Remove.
14307 * config/i386/t-sco5: Remove.
14308 * config/i386/t-uwin: Remove.
14309 * config/i386/uwin.asm: Remove.
14310 * config/i386/uwin.h: Remove.
14311 * config/kaos.h: Remove.
14312 * config/mips/windiss.h: Remove.
14313 * config/mt: Remove directory.
14314 * config/pa/pa-osf.h: Remove.
14315 * config/pa/pa-pro-end.h: Remove.
14316 * config/pa/t-pro: Remove.
14317 * config/ptx4.h: Remove.
14318 * config/rs6000/beos.h: Remove.
14319 * config/rs6000/kaos-ppc.h: Remove.
14320 * config/rs6000/t-beos: Remove.
14321 * config/rs6000/windiss.h: Remove.
14322 * config/sh/kaos-sh.h: Remove.
14323 * config/sol2-6.h: Remove.
14324 * config/sparc/sol26-sld.h: Remove.
14325 * config/sparc/sysv4-only.h: Remove.
14326 * config/vax/bsd.h: Remove.
14327 * config/vax/t-memfuncs: Remove.
14328 * config/vax/ultrix.h: Remove.
14329 * config/vax/vaxv.h: Remove.
14330 * config/windiss.h: Remove.
14332 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14334 PR rtl-optimization/36438
14335 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
14336 for vector shifts with constant scalar shift operands.
14338 2008-06-06 Sandip Matte <sandip@rmicorp.com>
14340 * doc/invoke.texi: Document -march=xlr.
14341 * config/mips/xlr.md: New file.
14342 * config/mips/mips.md: Include it.
14344 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
14345 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
14346 (mips_rtx_cost_data): Likewise.
14348 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
14350 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
14351 PRE_INC and PRE_DEC cases.
14353 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14355 PR rtl-optimization/36419
14356 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
14357 the emitting jump insn.
14360 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
14361 is not bool, boolify the whole *expr_p and convert to the desired type.
14363 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14365 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
14366 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
14367 Add omp_private_outer_ref hook, add another argument to
14368 omp_clause_default_ctor hook.
14369 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
14370 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
14371 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
14372 hook_tree_tree_tree_tree_null.
14373 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
14374 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
14375 * hooks.c (hook_tree_tree_tree_tree_null): New function.
14376 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
14377 * tree.def (OMP_TASK): New tree code.
14378 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
14379 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
14380 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
14381 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
14382 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
14383 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
14384 OMP_CLAUSE_COLLAPSE_EXPR): Define.
14385 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14386 (OMP_DIRECTIVE_P): Add OMP_TASK.
14387 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
14388 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
14389 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
14390 and OMP_CLAUSE_UNTIED entries.
14391 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
14393 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14394 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
14395 * tree-pretty-print.c (dump_omp_clause): Handle
14396 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
14397 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14398 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
14399 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
14400 warning about unsigned iterators. Change decl/init/cond/incr
14401 arguments to TREE_VECs, check arguments for all collapsed loops.
14402 (c_finish_omp_taskwait): New function.
14403 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
14405 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
14406 default_function_array_conversion on init. Add par_clauses argument.
14407 If decl is present in parallel's lastprivate clause, change it to
14408 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
14409 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
14410 collapse count in clauses.
14411 (c_parser_omp_for, c_parser_omp_parallel): Adjust
14412 c_parser_omp_for_loop callers.
14413 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
14414 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
14415 (c_parser_omp_clause_name): Handle collapse and untied clauses.
14416 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
14418 (c_parser_omp_clause_schedule): Handle schedule(auto).
14419 Include correct location in the error message.
14420 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
14421 and PRAGMA_OMP_CLAUSE_UNTIED.
14422 (OMP_TASK_CLAUSE_MASK): Define.
14423 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
14424 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
14425 * tree-nested.c (convert_nonlocal_omp_clauses,
14426 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
14427 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
14428 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14429 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
14431 (conver_nonlocal_reference, convert_local_reference,
14432 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
14433 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
14434 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
14435 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
14436 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
14437 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
14438 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
14439 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
14440 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14442 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
14443 * c-common.h (c_finish_omp_taskwait): New prototype.
14444 * gimple-low.c (lower_stmt): Handle OMP_TASK.
14445 * tree-parloops.c (create_parallel_loop): Create 1 entry
14446 vectors for OMP_FOR_{INIT,COND,INCR}.
14447 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
14448 (make_edges): Handle OMP_TASK.
14449 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
14450 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14451 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
14452 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
14453 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
14454 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14455 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14456 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
14457 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
14458 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
14459 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
14460 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
14461 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
14462 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
14463 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
14464 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
14465 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
14466 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
14467 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
14468 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
14469 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
14470 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
14471 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
14472 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
14473 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
14474 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
14475 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
14476 original iterator is present in lastprivate clause or if
14477 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
14478 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14479 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
14480 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
14481 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
14482 if it is set, lookup var in outer contexts too. Handle
14483 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
14484 to be implicitly determined firstprivate for task regions.
14485 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
14486 if it is set, lookup var in outer contexts too. Set
14487 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
14488 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
14489 OMP_CLAUSE_UNTIED. Take region_type as last argument
14490 instead of in_parallel and in_combined_parallel.
14491 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
14493 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
14494 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
14495 (new_omp_context): Set default_kind to
14496 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
14497 (omp_region_type): New enum.
14498 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
14499 fields, add region_type.
14500 (new_omp_context): Take region_type as argument instead of is_parallel
14501 and is_combined_parallel.
14502 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
14503 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
14504 ctx->is_combined_parallel checks.
14505 (gimplify_omp_task): New function.
14506 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14508 * omp-low.c (extract_omp_for_data): Use schedule(static)
14509 for schedule(auto). Handle pointer and unsigned iterators.
14510 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
14511 Add loops argument. Extract data for collapsed OMP_FOR loops.
14512 (expand_parallel_call): Assert sched_kind isn't auto,
14513 map runtime schedule to index 3.
14514 (struct omp_for_data_loop): New type.
14515 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
14516 Add loop, loops, collapse and iter_type fields.
14517 (workshare_safe_to_combine_p): Disallow combined for if
14518 iter_type is unsigned long long. Don't combine collapse > 1 loops
14519 unless all bounds and steps are constant. Adjust extract_omp_for_data
14521 (expand_omp_for_generic): Handle pointer, unsigned and long long
14522 iterators. Handle collapsed OMP_FOR loops. Adjust
14523 for struct omp_for_data changes. If libgomp function doesn't return
14524 boolean_type_node, add comparison of the return value with 0.
14525 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
14526 pointer, unsigned and long long iterators. Adjust for struct
14527 omp_for_data changes.
14528 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
14529 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
14530 unsigned long long. Allocate loops array, pass it to
14531 extract_omp_for_data. For collapse > 1 loops use always
14532 expand_omp_for_generic.
14533 (omp_context): Add sfield_map and srecord_type fields.
14534 (is_task_ctx, lookup_sfield): New functions.
14535 (use_pointer_for_field): Use is_task_ctx helper. Change first
14536 argument's type from const_tree to tree. Clarify comment.
14537 In OMP_TASK disallow copy-in/out sharing.
14538 (build_sender_ref): Call lookup_sfield instead of lookup_field.
14539 (install_var_field): Add mask argument. Populate both record_type
14540 and srecord_type if needed.
14541 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
14543 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
14544 and DECL_FIELD_OFFSET.
14545 (scan_sharing_clauses): Adjust install_var_field callers. For
14546 firstprivate clauses on explicit tasks allocate the var by value in
14547 record_type unconditionally, rather than by reference.
14548 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
14549 Use is_taskreg_ctx instead of is_parallel_ctx.
14550 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14551 (create_omp_child_function_name): Add task_copy argument, use
14552 *_omp_cpyfn* names if it is true.
14553 (create_omp_child_function): Add task_copy argument, if true create
14554 *_omp_cpyfn* helper function.
14555 (scan_omp_parallel): Adjust create_omp_child_function callers.
14556 Rename parallel_nesting_level to taskreg_nesting_level.
14557 (scan_omp_task): New function.
14558 (lower_rec_input_clauses): Don't run constructors for firstprivate
14559 explicit task vars which are initialized by *_omp_cpyfn*.
14560 Pass outer var ref to omp_clause_default_ctor hook if
14561 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
14562 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
14563 OMP_CLAUSE_REDUCTION_INIT.
14564 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
14565 avoid duplicate setting of fields. Handle
14566 OMP_CLAUSE_PRIVATE_OUTER_REF.
14567 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
14568 copy-out if TREE_READONLY, only copy-in.
14569 (expand_task_copyfn): New function.
14570 (expand_task_call): New function.
14571 (struct omp_taskcopy_context): New type.
14572 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
14574 (lower_omp_parallel): Rename to...
14575 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14576 Call create_task_copyfn if srecord_type is needed. Adjust
14578 (task_shared_vars): New variable.
14579 (check_omp_nesting_restrictions): Warn if work-sharing,
14580 barrier, master or ordered region is closely nested inside OMP_TASK.
14581 Add warnings for barrier if closely nested inside of work-sharing,
14582 ordered, or master region.
14583 (scan_omp_1): Call check_omp_nesting_restrictions even for
14584 GOMP_barrier calls. Rename parallel_nesting_level to
14585 taskreg_nesting_level. Handle OMP_TASK.
14586 (lower_lastprivate_clauses): Even if some lastprivate is found on a
14587 work-sharing construct, continue looking for them on parent parallel
14589 (lower_omp_for_lastprivate): Add lastprivate clauses
14590 to the beginning of dlist rather than end. Adjust for struct
14591 omp_for_data changes.
14592 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
14593 not after it. Handle collapsed OMP_FOR loops, adjust for
14594 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
14595 (get_ws_args_for): Adjust extract_omp_for_data caller.
14596 (scan_omp_for): Handle collapsed OMP_FOR
14597 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14598 (lower_omp_single_simple): If libgomp function doesn't return
14599 boolean_type_node, add comparison of the return value with 0.
14600 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
14601 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
14602 (parallel_nesting_level): Rename to...
14603 (taskreg_nesting_level): ... this.
14604 (is_taskreg_ctx): New function.
14605 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
14606 of is_parallel_ctx.
14607 (execute_lower_omp): Rename parallel_nesting_level to
14608 taskreg_nesting_level.
14609 (expand_omp_parallel): Rename to...
14610 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14611 Call omp_task_call for OMP_TASK regions.
14612 (expand_omp): Adjust caller, handle OMP_TASK.
14613 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
14615 * bitmap.c (bitmap_default_obstack_depth): New variable.
14616 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
14617 if argument is NULL and bitmap_default_obstack is already initialized.
14618 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
14620 * matrix-reorg.c (matrix_reorg): Likewise.
14622 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14624 * config/i386/i386.md (*indirect_jump): Macroize using P
14625 mode iterator. Remove !TARGET_64BIT from insn constraints.
14626 (*tablejump_1): Ditto.
14627 (*indirect_jump_rex64): Remove insn pattern.
14628 (*tablejump_1_rex64): Ditto.
14629 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
14630 and eh_return_si insn patterns.
14632 2008-06-06 Richard Guenther <rguenther@suse.de>
14634 * tree-ssa-structalias.c (merge_smts_into): Remove.
14635 (find_what_p_points_to): Do not bother to compute the
14636 points-to set for pt_anything pointers.
14637 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
14638 for pt_anything pointers is ok.
14640 2008-06-06 Jan Hubicka <jh@suse.cz>
14642 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
14644 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14646 * cgraph.c: Fix typos in comments.
14647 (cgraph_availability_names): Fix string typo.
14648 * fold-const.c: Fix typos in comments.
14649 (fold_binary): Fix typo in warning.
14650 * genautomata.c: Fix typos in comments.
14651 (check_presence_pattern_sets): Fix typo in local variable.
14652 (output_description): Fix typo in output.
14653 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
14654 * hwint.h: Likewise.
14655 * matrix-reorg.c (check_allocation_function): Likewise.
14656 * omega.c (smooth_weird_equations): Likewise.
14657 * auto-inc-dec.c: Fix typos in comments.
14658 * bb-reorder.c: Likewise.
14659 * builtins.c: Likewise.
14660 * c-common.c: Likewise.
14661 * c-cppbuiltin.c: Likewise.
14662 * c-parser.c: Likewise.
14663 * c-pretty-print.c: Likewise.
14664 * cfgcleanup.c: Likewise.
14665 * cfgexpand.c: Likewise.
14666 * cfghooks.c: Likewise.
14667 * cfglayout.c: Likewise.
14668 * cfgloopmanip.c: Likewise.
14669 * cgraphunit.c: Likewise.
14670 * coverage.c: Likewise.
14671 * dbxout.c: Likewise.
14672 * df-byte-scan.c: Likewise.
14673 * df-core.c: Likewise.
14674 * df-problems.c: Likewise.
14675 * df-scan.c: Likewise.
14677 * dominance.c: Likewise.
14678 * domwalk.c: Likewise.
14680 * dwarf2out.c: Likewise.
14681 * emit-rtl.c: Likewise.
14682 * et-forest.c: Likewise.
14683 * function.c: Likewise.
14684 * function.h: Likewise.
14686 * gcov-io.c: Likewise.
14687 * gcov.c: Likewise.
14688 * gcse.c: Likewise.
14689 * genattrtab.c: Likewise.
14690 * ggc-page.c: Likewise.
14691 * gimplify.c: Likewise.
14692 * gthr-lynx.h: Likewise.
14693 * haifa-sched.c: Likewise.
14694 * ipa-cp.c: Likewise.
14695 * ipa-inline.c: Likewise.
14696 * ipa-prop.h: Likewise.
14697 * ipa-pure-const.c: Likewise.
14698 * ipa-struct-reorg.c: Likewise.
14699 * ipa-struct-reorg.h: Likewise.
14700 * ipa-type-escape.c: Likewise.
14702 * loop-doloop.c: Likewise.
14703 * mips-tfile.c: Likewise.
14704 * mkmap-flat.awk: Likewise.
14705 * mkmap-symver.awk: Likewise.
14706 * modulo-sched.c: Likewise.
14707 * omp-low.c: Likewise.
14708 * optabs.c: Likewise.
14709 * optabs.h: Likewise.
14710 * opts.c: Likewise.
14711 * passes.c: Likewise.
14712 * postreload-gcse.c: Likewise.
14713 * postreload.c: Likewise.
14714 * predict.c: Likewise.
14715 * pretty-print.h: Likewise.
14716 * profile.c: Likewise.
14717 * protoize.c: Likewise.
14718 * ra-conflict.c: Likewise.
14719 * real.c: Likewise.
14720 * recog.c: Likewise.
14721 * regclass.c: Likewise.
14722 * regs.h: Likewise.
14723 * reload.c: Likewise.
14724 * rtl-error.c: Likewise.
14725 * rtlanal.c: Likewise.
14726 * scan.h: Likewise.
14727 * sched-rgn.c: Likewise.
14729 * stmt.c: Likewise.
14730 * target.h: Likewise.
14731 * tree-dfa.c: Likewise.
14732 * tree-eh.c: Likewise.
14733 * tree-flow-inline.h: Likewise.
14734 * tree-inline.c: Likewise.
14735 * tree-into-ssa.c: Likewise.
14736 * tree-loop-distribution.c: Likewise.
14737 * tree-nested.c: Likewise.
14738 * tree-parloops.c: Likewise.
14739 * tree-pass.h: Likewise.
14740 * tree-pretty-print.c: Likewise.
14741 * tree-profile.c: Likewise.
14742 * tree-scalar-evolution.c: Likewise.
14743 * tree-sra.c: Likewise.
14744 * tree-ssa-alias-warnings.c: Likewise.
14745 * tree-ssa-ccp.c: Likewise.
14746 * tree-ssa-coalesce.c: Likewise.
14747 * tree-ssa-dom.c: Likewise.
14748 * tree-ssa-dse.c: Likewise.
14749 * tree-ssa-forwprop.c: Likewise.
14750 * tree-ssa-live.c: Likewise.
14751 * tree-ssa-live.h: Likewise.
14752 * tree-ssa-loop-im.c: Likewise.
14753 * tree-ssa-loop-ivopts.c: Likewise.
14754 * tree-ssa-loop-niter.c: Likewise.
14755 * tree-ssa-loop-prefetch.c: Likewise.
14756 * tree-ssa-phiopt.c: Likewise.
14757 * tree-ssa-phiprop.c: Likewise.
14758 * tree-ssa-sccvn.c: Likewise.
14759 * tree-ssa-ter.c: Likewise.
14760 * tree-ssa-threadupdate.c: Likewise.
14761 * tree-ssa.c: Likewise.
14762 * tree-vect-analyze.c: Likewise.
14763 * tree-vect-transform.c: Likewise.
14764 * tree-vectorizer.c: Likewise.
14765 * tree-vn.c: Likewise.
14766 * tree-vrp.c: Likewise.
14767 * tree.c: Likewise.
14768 * tree.def: Likewise.
14769 * tree.h: Likewise.
14770 * unwind-dw2-fde.c: Likewise.
14771 * unwind.inc: Likewise.
14772 * value-prof.c: Likewise.
14773 * vmsdbgout.c: Likewise.
14775 2008-06-05 David Edelsohn <edelsohn@gnu.org>
14777 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
14778 always place FP constants in the TOC for TARGET_POWERPC64.
14779 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
14781 2008-06-05 Joseph Myers <joseph@codesourcery.com>
14783 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
14784 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
14785 enable for TARGET_E500_DOUBLE.
14786 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
14787 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
14788 floating-point modes like integer modes for E500 double.
14789 (rs6000_legitimate_offset_address_p): Likewise.
14790 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
14791 addressing for DDmode for E500 double.
14792 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
14793 modes as using 64-bits of registers for E500 double.
14794 (spe_build_register_parallel): Do not handle DDmode or TDmode.
14795 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
14796 specially for E500 double.
14797 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
14798 TDmode for E500 double.
14799 (rs6000_gimplify_va_arg): Only handle SDmode in registers
14800 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
14801 (rs6000_split_multireg_move): Do not handle TDmode specially for
14803 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
14804 using 64-bit registers for E500 double.
14805 (emit_frame_save): Do not handle DDmode specially for E500 double.
14806 (gen_frame_mem_offset): Likewise.
14807 (rs6000_function_value): Do not call spe_build_register_parallel
14808 for DDmode or TDmode.
14809 (rs6000_libcall_value): Likewise.
14810 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
14811 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
14814 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
14816 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
14819 2008-06-04 Junjie Gu <jgu@tensilica.com>
14821 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
14822 comparison for frame pointers.
14824 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14827 * config/avr/avr.h (PUSH_ROUNDING): Remove.
14829 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14832 * builtins.c (expand_builtin_signbit): Don't take lowpart when
14833 register is already smaller or equal to required mode.
14835 2008-06-04 Xinliang David Li <davidxl@google.com>
14837 * tree-call-cdce.c: New file.
14838 (cond_dead_built_in_calls): New static variable.
14839 (input_domain): New struct.
14840 (check_pow): New function.
14841 (check_builtin_call): Ditto.
14842 (check_target_format): Ditto.
14843 (is_call_dce_candidate): Ditto.
14844 (gen_one_condition): Ditto.
14845 (gen_conditions_for_domain): Ditto.
14846 (get_domain): Ditto.
14847 (gen_conditions_for_pow_cst_base): Ditto.
14848 (gen_conditions_for_pow_int_base): Ditto.
14849 (gen_conditions_for_pow): Ditto.
14850 (get_no_error_domain): Ditto.
14851 (gen_shrink_wrap_conditions): Ditto.
14852 (shrink_wrap_one_built_in_call): Ditto.
14853 (shink_wrap_conditional_dead_built_in_calls): Ditto.
14854 (tree_call_cdce): Ditto.
14855 (gate_call_cdce): Ditto.
14856 (pass_call_cdce): New gimple pass.
14857 * passes.c: (init_optimization_passes): New pass.
14858 * tree-pass.h: New pass declaration.
14859 * opts.c (decode_options): New flag setting.
14860 * common.opt: Add -ftree-builtin-call-dce flag.
14861 * Makefile.in: Add new source file.
14862 * tempvar.def: New tv_id.
14863 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
14865 2008-06-04 Richard Guenther <rguenther@suse.de>
14867 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
14868 (is_call_clobbered): Always check var_ann->call_clobbered.
14869 (mark_call_clobbered): Always set var_ann->call_clobbered.
14870 (clear_call_clobbered): Always clear var_ann->call_clobbered.
14871 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
14872 (reset_alias_info): Clear call clobbering info on MTAGs and
14874 (set_pt_anything): Set pt_global_mem.
14875 (create_tag_raw): Adjust comment.
14876 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
14878 2008-06-04 Joseph Myers <joseph@codesourcery.com>
14879 Maxim Kuvyrkov <maxim@codesourcery.com>
14881 * config/m68k/m68k.opt (mxgot): New option.
14882 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
14883 (m68k_output_addr_const_extra): New.
14884 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
14885 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
14886 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
14887 * doc/invoke.texi (M680x0 Options): Document -mxgot.
14889 2008-06-04 Richard Guenther <rguenther@suse.de>
14891 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
14892 negative or non-representable offsets.
14894 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
14896 * config/i386/i386.c (ix86_gen_leave): New.
14897 (ix86_gen_pop1): Likewise.
14898 (ix86_gen_add3): Likewise.
14899 (ix86_gen_sub3): Likewise.
14900 (ix86_gen_sub3_carry): Likewise.
14901 (ix86_gen_one_cmpl2): Likewise.
14902 (ix86_gen_monitor): Likewise.
14903 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
14904 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
14905 ix86_gen_one_cmpl2 and ix86_gen_monitor.
14906 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
14907 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
14908 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
14909 (ix86_expand_epilogue): Updated.
14910 (print_operand): Handle integer register operand for 'z'.
14911 (ix86_expand_strlensi_unroll_1): Likewise.
14912 (ix86_expand_strlen): Likewise.
14913 (ix86_expand_builtin): Likewise.
14914 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
14915 mov{q}/mov{l} and add{q}/add{l}.
14917 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14919 * config/i386/i386.md (P): New mode iterator.
14920 (SFmode push_operand splitter): Macroize DImode and SImode pushes
14921 using P mode iterator.
14922 (DFmode push_operand splitter): Ditto.
14923 (XFmode push_operand splitter): Ditto.
14924 (DFmode float_extend SFmode push_operand splitter): Ditto.
14925 (XFmode float_extend SFmode push_operand splitter): Do not generate
14926 SImode pushes for 64bit target. Macroize Dimode and SImode
14927 pushes using P mode iterator.
14928 (XFmode float_extend DFmode push_operand splitter): Ditto.
14930 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14932 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
14933 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
14934 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
14935 return type to int.
14936 (ix86_call_abi_override): Remove check for call_used_regs.
14938 2008-06-03 Richard Guenther <rguenther@suse.de>
14940 * tree-ssa-structalias.c (find_func_aliases): Add constraints
14941 for the lhs of calls if the return type contains pointers.
14943 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14945 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
14946 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
14947 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
14948 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
14949 of cfun and DEFAULT_ABI to deceide abi mode.
14950 (DEFAULT_ABI): New.
14951 (REG_PARM_STACK_SPACE): Removed.
14952 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
14953 (STACK_BOUNDARY): Use default target to deceide stack boundary.
14954 * config/i386/i386-protos.h (ix86_cfun_abi): New.
14955 (ix86_function_abi): Likewise.
14956 (ix86_function_type_abi): Likewise.
14957 (ix86_call_abi_override): Likewise.
14958 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
14959 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
14960 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
14961 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
14963 (X86_64_REGPARM_MAX): New.
14964 (X86_64_SSE_REGPARM_MAX): New.
14965 (X64_REGPARM_MAX): New.
14966 (X64_SSE_REGPARM_MAX): New.
14967 (X86_32_REGPARM_MAX): New.
14968 (X86_32_SSE_REGPARM_MAX): New.
14969 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
14970 (ix86_function_regparm): Handle user calling abi.
14971 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
14972 by DEFAULT_ABI versus SYSV_ABI check.
14973 (ix86_reg_parm_stack_space): New.
14974 (ix86_function_type_abi): New.
14975 (ix86_call_abi_override): New.
14976 (ix86_function_abi): New.
14977 (ix86_cfun_abi): New.
14978 (init_cumulative_args): Call abi specific initialization.
14979 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
14980 (function_arg_64): Extend SSE_REGPARM_MAX check.
14981 (function_arg (): Remove TARGET_64BIT_MS_ABI.
14982 (ix86_pass_by_reference): Likewise.
14983 (ix86_function_value_regno_p): Likewise.
14984 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
14985 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
14986 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
14987 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
14988 (setup_incoming_varargs_64): Adjust regparm for call abi.
14989 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
14990 (ix86_va_start): Likewise.
14991 (ix86_gimplify_va_arg): Likewise.
14992 (ix86_expand_prologue): Likewise.
14993 (output_pic_addr_const): Likewise.
14994 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
14995 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
14996 (x86_output_mi_thunk): Likewise.
14997 (x86_function_profiler): Likewise.
14998 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
14999 (SYSV_ABI, MS_ABI): New constants.
15000 (DEFAULT_ABI): New.
15001 (init_regs): Add prototype of function in regclass.c file.
15002 (OVERRIDE_ABI_FORMAT): New.
15003 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
15004 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
15005 (OUTGOING_REG_PARM_STACK_SPACE): New.
15006 (ix86_reg_parm_stack_space): New prototype.
15007 (CUMULATIVE_ARGS): Add call_abi member.
15008 (machine_function): Add call_abi member.
15009 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
15010 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
15012 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
15015 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
15016 (avr_builtin_setjmp_frame_value): New function.
15017 * config/avr/avr.md (nonlocal_goto_receiver): Define.
15018 (nonlocal_goto): Define.
15020 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
15022 * config/mips/mips.c (mips_emit_loadgp): Return early if
15023 there is nothing do to, otherwise emit a blockage if
15024 !TARGET_EXPLICIT_RELOCS || crtl->profile.
15025 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
15027 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15029 * configure.ac: Drop unneeded backslash ending up in config.in.
15030 * acinclude.m4: Likewise.
15031 * config.in: Regenerate.
15033 2008-05-26 Jan Hubicka <jh@suse.cz>
15035 * predict.c (maybe_hot_frequency_p): Break out of...
15036 (maybe_hot_bb_p): ... here.
15037 (maybe_hot_edge_p): New.
15038 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
15039 * basic-block.h (maybe_hot_edge_p): Declare.
15041 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15043 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
15044 (*cmpfp_<mode>_cc): Ditto.
15045 (*fp_jcc_8<mode>_387): Ditto.
15046 (*fop_<MODEF:mode>_2_i387): Ditto.
15047 (*fop_<MODEF:mode>_3_i387): Ditto.
15048 (*fop_xf_2_i387): Ditto.
15049 (*fop_xf_3_i387): Ditto.
15051 2008-06-02 Tomas Bily <tbily@suse.cz>
15053 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
15055 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15057 * config/mips/mips.c (mips_valid_offset_p): New function.
15058 (mips_valid_lo_sum_p): Likewise.
15059 (mips_classify_address): Use them.
15060 (mips_force_address): New function.
15061 (mips_legitimize_address): Use it.
15062 * config/mips/mips.md (MOVE128): New mode iterator.
15063 (movtf): Require TARGET_64BIT. Remove empty strings.
15064 (*movtf_internal): Rename to...
15065 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
15066 of "R" and use {,fp}{load,store} attributes instead of "multi".
15067 Use a separate define_split.
15068 (*movtf_mips16): New pattern.
15070 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15072 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
15073 * config/mips/mips.c (mips_expand_before_return): New function.
15074 (mips_expand_epilogue): Call it.
15075 * config/mips/mips.md (return): Turn into a define_expand.
15076 (*return): New insn.
15078 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15080 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
15081 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
15082 functions. Do not emit uses and clobbers of CONCATs; individually
15083 use and clobber their operands.
15084 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
15085 gen_clobber, emit_use and gen_use.
15086 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
15087 (expand_builtin_return): Likewise.
15088 * cfgbuild.c (count_basic_blocks): Likewise.
15089 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
15090 * explow.c (emit_stack_restore): Likewise.
15091 * expmed.c (extract_bit_field_1): Likewise.
15092 * expr.c (convert_move, emit_move_complex_parts): Likewise.
15093 (emit_move_multi_word, store_constructor): Likewise.
15094 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
15095 (thread_prologue_and_epilogue_insns): Likewise.
15096 * lower-subreg.c (resolve_simple_move): Likewise.
15097 * optabs.c (widen_operand, expand_binop): Likewise.
15098 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
15099 * reload.c (find_reloads): Likewise.
15100 * reload1.c (eliminate_regs_in_insn): Likewise.
15101 * stmt.c (expand_nl_goto_receiver): Likewise.
15102 * config/alpha/alpha.md (builtin_longjmp): Likewise.
15103 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
15104 * config/arm/arm.c (arm_load_pic_register): Likewise.
15105 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
15106 * config/arm/arm.md (untyped_return): Likewise.
15107 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
15108 * config/avr/avr.c (expand_prologue): Likewise.
15109 * config/bfin/bfin.c (do_unlink): Likewise.
15110 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
15111 * config/cris/cris.c (cris_expand_prologue): Likewise.
15112 * config/darwin.c (machopic_indirect_data_reference): Likewise.
15113 (machopic_legitimize_pic_address): Likewise.
15114 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
15115 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
15116 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
15117 (ix86_expand_convert_uns_didf_sse): Likewise.
15118 (ix86_expand_vector_init_general): Likewise.
15119 * config/ia64/ia64.md (eh_epilogue): Likewise.
15120 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
15121 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
15122 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
15123 (config/iq2000/iq2000.c): Likewise.
15124 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
15125 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
15126 (builtin_longjmp): Likewise.
15127 * config/mn10300/mn10300.md (call, call_value): Likewise.
15128 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
15129 * config/pdp11/pdp11.md (abshi2): Likewise.
15130 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
15131 * config/s390/s390.c (s390_emit_prologue): Likewise.
15132 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
15133 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
15134 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
15135 * config/sh/sh.c (prepare_move_operands): Likewise.
15136 (output_stack_adjust, sh_expand_epilogue): Likewise.
15137 (sh_set_return_address, sh_expand_t_scc): Likewise.
15138 * config/sparc/sparc.c (load_pic_register): Likewise.
15139 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
15140 * config/spu/spu.c (spu_expand_epilogue): Likewise.
15141 * config/v850/v850.c (expand_epilogue): Likewise.
15143 2008-05-31 Anatoly Sokolov <aesok@post.ru>
15145 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
15146 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
15147 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
15148 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
15149 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
15150 stack pointer register.
15151 (output_movhi): Remove code for interrupt specific writing to the
15152 stack pointer register.
15154 2008-05-31 Richard Guenther <rguenther@suse.de>
15156 PR tree-optimization/34244
15157 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
15158 (tree_expr_nonzero_warnv_p): Likewise.
15159 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
15160 ssa_name_nonnegative_p.
15161 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
15162 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
15163 not tree_expr_nonzero_warnv_p.
15165 PR tree-optimization/36262
15167 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
15169 PR tree-optimization/34244
15170 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
15171 (record_numbers_of_iterations): New function.
15172 (execute_vrp): Cache the numbers of iterations of loops.
15173 * tree-scalar-evolution.c (scev_reset_except_niters):
15175 (scev_reset): Use scev_reset_except_niters.
15176 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
15178 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
15180 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
15181 __WORKAROUND_RETS when appropriate.
15183 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15185 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
15186 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
15188 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
15189 *fop_df_comm_sse insn patterns using MODEF mode iterator.
15190 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
15191 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
15192 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
15193 *fop_df_1_mixed insn patterns using MODEF mode iterator.
15194 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
15195 *fop_df_1_sse insn patterns using MODEF mode iterator.
15196 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
15197 *fop_df_1_i387 insn patterns using MODEF mode iterator.
15198 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
15199 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
15200 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
15201 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
15202 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
15203 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
15204 (*fop_xf_4_i387): Use <MODE> for mode attribute.
15205 (*fop_xf_5_i387): Ditto.
15206 (*fop_xf_6_i387): Ditto.
15208 2008-05-30 Richard Guenther <rguenther@suse.de>
15210 * builtins.c (build_string_literal): Avoid generating
15211 a non-gimple_val result.
15213 2008-05-30 DJ Delorie <dj@redhat.com>
15215 * exec-tool.in: Use an environment variable (private) instead of a
15216 file (shared) as a semaphore, so as to not break parallel builds.
15218 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15220 * optabs.c (maybe_encapsulate_block): Remove.
15221 (emit_libcall_block): Adjust accordingly.
15222 * optabs.h (maybe_encapsulate_block): Remove prototype.
15224 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
15225 Don't use maybe_encapsulate_block.
15227 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15229 * config/rs6000/rs6000.c (rs6000_legitimize_address,
15230 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
15231 rtx is a SYMBOL_REF before calling get_pool_constant.
15233 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
15235 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
15237 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
15239 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
15240 rather than OS names to choose INO_T_EQ definition.
15241 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
15242 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
15244 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
15247 * config/darwin-f.c: New.
15248 * config/t-darwin: Added rule to build darwin-f.o.
15249 * config.gcc: Defined new variable, fortran_target_objs.
15250 (*-*-darwin*): Set fortran_target_objs.
15251 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
15252 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
15253 * configure: Regenerated.
15255 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
15258 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
15259 canonical type if needed.
15261 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
15263 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
15265 2008-05-29 Richard Guenther <rguenther@suse.de>
15267 PR tree-optimization/36343
15268 PR tree-optimization/36346
15269 PR tree-optimization/36347
15270 * tree-flow.h (clobber_what_p_points_to): Declare.
15271 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
15272 pointed-to variable is dereferenced is irrelevant to whether
15273 the pointer can access the pointed-to variable.
15274 (clobber_what_p_points_to): New function.
15275 * tree-ssa-alias.c (set_initial_properties): Use it.
15276 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
15277 call clobber check for NMTs.
15279 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15281 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
15282 for printing gcov_type.
15284 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15286 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
15287 and the eh region information.
15288 * value-prof.c (gimple_move_stmt_histograms): New function.
15289 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
15291 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
15293 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
15295 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15297 * value-prof.c (tree_ic_transform): Print counts.
15298 * tree-profile.c (tree_gen_ic_func_profiler):
15299 Clear __gcov_indreict_call_callee variable to avoid misattribution
15302 2008-05-28 Rafael Espíndola <espindola@google.com>
15304 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
15307 2008-05-28 Richard Guenther <rguenther@suse.de>
15309 PR tree-optimization/36339
15310 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
15311 and clobbering code out of the loop.
15313 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15315 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
15318 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
15319 s390_contiguous_bitmask_p, s390_symref_operand_p,
15320 s390_check_symref_alignment, s390_reload_larl_operand,
15321 s390_reload_symref_address): New functions.
15322 (s390_branch_condition_mnemonic): Support compare and branch
15324 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
15325 and 'W' constraints.
15326 (s390_secondary_reload): Add secondary reloads for unaligned
15327 symbol refs or symbol refs to floating point or QI/TI mode
15329 (legitimate_address_p): Accept symbol references as addresses.
15330 (s390_expand_insv): Use rotate and insert selected bits
15331 instruction for insv when building for z10.
15332 (print_operand_address): Handle symbol ref addresses.
15333 (print_operand): Output modifier 'c' added for signed byte values.
15334 (s390_encode_section_info): Mark symbol refs with
15335 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
15337 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
15338 (length attribute): RRF, RRR have 4 byte length.
15339 (FPALL, INTALL): New mode iterators added.
15340 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
15341 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
15342 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
15343 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
15344 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
15345 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
15346 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
15347 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
15349 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
15350 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
15351 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
15352 reload<INTALL:mode><P:mode>_toreg_z10,
15353 reload<FPALL:mode><P:mode>_tomem_z10,
15354 reload<FPALL:mode><P:mode>_toreg_z10,
15355 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
15356 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
15357 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
15358 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
15360 (movmem, clrmem, cmpmem): New splitters added.
15362 * config/s390/predicates.md (larl_operand): Use
15363 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
15364 SYMBOL_REF_ALIGN1_P.
15365 (s390_signed_integer_comparison,
15366 s390_unsigned_integer_comparison): New predicates.
15368 * config/s390/s390-protos.h (s390_check_symref_alignment,
15369 s390_contiguous_bitmask_p, s390_reload_larl_operand,
15370 s390_reload_symref_address,
15371 s390_compare_and_branch_condition_mask): Prototypes added.
15373 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
15374 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
15375 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
15377 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15379 * config/s390/s390.c (z10_cost): New cost function for z10.
15380 (s390_handle_arch_option, override_options): Support -march=z10 switch.
15381 (s390_issue_rate): Adjust issue rate for z10.
15382 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
15383 (processor_flags): Add PF_Z10.
15384 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
15385 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
15386 * gcc/config.gcc: Add z10.
15388 2008-05-28 Richard Guenther <rguenther@suse.de>
15390 PR tree-optimization/36291
15391 * tree-flow. h (struct gimple_df): Remove var_anns member.
15392 * tree-flow-inline.h (gimple_var_anns): Remove.
15393 (var_ann): Simplify.
15394 * tree-dfa.c (create_var_ann): Simplify.
15395 (remove_referenced_var): Clear alias info from var_anns of globals.
15396 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
15397 (delete_tree_ssa): Clear alias info from var_anns of globals.
15398 Do not free var_anns.
15399 (var_ann_eq): Remove.
15400 (var_ann_hash): Likewise.
15402 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
15404 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
15405 and loongson2f entries.
15406 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
15407 * config/mips/mips.h (processor_type): Add Loongson-2E
15408 and Loongson-2F entries.
15409 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
15410 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
15411 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
15412 * doc/invoke.texi (MIPS Options): Document loongson2e
15413 and loongson2f processor names.
15415 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15419 * config/i386/i386.c (ix86_function_arg_boundary): Use
15420 alignment of canonical type.
15421 (ix86_expand_vector_move): Check unaligned memory access for
15424 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15426 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
15427 Moved to the front of file.
15429 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
15430 H.J. Lu <hongjiu.lu@intel.com>
15432 * dwarf2out.c (current_fde): New.
15434 (lookup_cfa:): Likewise.
15435 (dwarf2out_end_epilogue): Likewise.
15436 (dwarf2out_note_section_used): Likewise.
15438 2008-05-27 Michael Matz <matz@suse.de>
15441 * c.opt (Wenum-compare): New warning option.
15442 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
15444 2008-05-27 Michael Matz <matz@suse.de>
15446 PR middle-end/36326
15447 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
15449 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
15450 into memory as tail calls.
15452 2008-05-27 Richard Guenther <rguenther@suse.de>
15454 PR tree-optimization/36339
15455 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
15456 pointers cause all addressable variables to be call clobbered.
15458 2008-05-27 Richard Guenther <rguenther@suse.de>
15460 PR tree-optimization/36245
15461 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
15463 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15465 * config/s390/s390.md: Replace all occurences of the 'm'
15466 constraint with 'RT'.
15468 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15470 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
15472 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
15474 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
15475 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
15476 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
15478 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15480 * reload.c: (find_reloads): Skip alternatives according to the
15481 "enabled" attribute. Constify the constraint variable.
15482 * recog.c (get_attr_enabled): Add default implementation.
15483 (extract_insn): Set the alternative_enabled_p array
15484 in the recog_data struct.
15485 (preprocess_constraints, constrain_operands): Skip
15486 alternatives according to the "enabled" attribute
15487 * recog.h (struct recog_data): New field alternative_enabled_p.
15488 (skip_alternative): New inline function.
15489 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
15490 (record_reg_classes): Skip alternative according to the
15491 "enabled" attribute.
15493 * doc/md.texi: Add documention for the "enabled" attribute.
15495 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15497 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
15498 * postreload.c (reload_cse_simplify_operands): Replace 'm'
15499 constraint with TARGET_MEM_CONSTRAINT.
15500 * recog.c (asm_operand_ok, preprocess_constraints,
15501 constrain_operands): Likewise.
15502 * regclass.c (record_reg_classes): Likewise.
15503 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
15504 * reload1.c (maybe_fix_stack_asms): Likewise.
15505 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
15506 * recog.h: Adjust comment.
15507 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
15508 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
15509 * doc/md.texi: Add a note to description of 'm' constraint.
15510 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
15512 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
15514 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
15515 that the bitfield is of integral type before testing its precision.
15517 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15518 Sa Liu <saliu@de.ibm.com>
15520 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
15521 __modti3, __udivti3, __umodti3 and __udivmodti4.
15522 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
15523 that implement TImode mul and div functions.
15524 * config/spu/multi3.c: New. Implement __multi3.
15525 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
15526 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
15529 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
15531 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
15532 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
15533 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
15534 tls_sysv_suffix): New mode and mode attribute iterators.
15535 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
15536 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
15537 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
15538 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
15539 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
15542 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
15544 PR tree-optimization/36329
15545 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
15546 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
15547 * cgraphbuild.c (initialize_inline_failed): Use the latter
15548 macro in lieu of the former.
15549 * ipa-inline.c (cgraph_mark_inline): Likewise.
15550 (cgraph_decide_inlining_of_small_function): Likewise.
15551 (cgraph_decide_inlining): Likewise.
15552 (cgraph_decide_inlining_incrementally): Likewise.
15554 2008-05-26 Tristan Gingold <gingold@adacore.com>
15555 Anatoly Sokolov <aesok@post.ru>
15557 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
15558 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
15559 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
15560 optimization for 'avr6' architecture.
15562 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
15565 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
15567 2008-05-26 Richard Guenther <rguenther@suse.de>
15569 * tree-ssa-sccvn.c (expr_has_constants): Declare.
15570 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
15572 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
15574 PR middle-end/36253
15575 * caller-save.c (insert_restore): Verify alignment of spill space.
15576 (insert_save): Likewise.
15577 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
15578 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
15579 (STACK_SLOT_ALIGNMENT): Likewise.
15580 * function.c (LOCAL_ALIGNMENT): Removed.
15581 (get_stack_local_alignment): New.
15582 (assign_stack_local): Use it. Set alignment on stack slot.
15583 (assign_stack_temp_for_type): Use get_stack_local_alignment.
15584 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
15585 (STACK_SLOT_ALIGNMENT): New.
15586 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
15587 stack slot in XFmode.
15589 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
15591 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
15594 * config/i386/i386.md (allocate_stack_worker_64): Make sure
15595 argument operand in rax isn't removed.
15597 2008-05-26 Richard Guenther <rguenther@suse.de>
15599 PR middle-end/36300
15600 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
15601 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
15603 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15606 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
15608 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
15610 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
15611 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
15613 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15615 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
15616 build a trampoline if we don't want one.
15617 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
15618 return zero for nested functions if we don't want a trampoline.
15620 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15622 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
15624 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15627 * c.opt: Removed undocumented option '-lang-fortran'.
15628 * c-common.h: Removed global variable 'lang_fortran'.
15629 * c-opts.c (c_common_handle_option): Removed code to handle
15630 option '-lang-fortran'. Updated includes.
15631 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
15632 definition of '__GFORTRAN__'.
15633 (define__GNUC__): Reimplemented to use BASEVER and
15634 cpp_define_formatted.
15635 (builtin_define_with_value_n): Removed.
15636 * c-incpath.h: Renamed to ...
15637 * incpath.h: ... this.
15638 * c-incpath.c: Renamed to ...
15639 * incpath.c: ... this. Updated includes.
15640 * fix-header.c: Updated includes.
15641 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
15642 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
15643 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
15645 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15647 * tree.h: Update the table of flags used on tree nodes.
15648 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
15649 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
15650 (FORCED_LABEL): Add access check.
15651 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
15652 (ASM_INPUT_P): Likewise.
15653 (ASM_VOLATILE_P): Likewise.
15654 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
15655 (OMP_SECTION_LAST): Access private_flag directly.
15656 (OMP_RETURN_NOWAIT): Likewise.
15657 (OMP_PARALLEL_COMBINED): Likewise.
15658 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
15659 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
15660 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
15661 deprecated_flag directly.
15663 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
15665 * final.c (frame_pointer_needed): Removed.
15666 * flags.h (frame_pointer_needed): Likewise.
15668 * function.h (rtl_data): Add frame_pointer_needed.
15669 (frame_pointer_needed): New.
15671 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
15673 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
15675 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
15677 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
15680 2008-05-25 Alan Modra <amodra@bigpond.net.au>
15682 * c-common.c (strip_array_types): Move function to..
15684 (get_inner_array_type): Delete.
15685 * c-common.h (strip_array_types): Move declaration to..
15687 (get_inner_array_type): Delete.
15688 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
15689 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
15690 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
15691 * config/pa/pa.c (emit_move_sequence): Likewise.
15693 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
15695 * config/i386/i386.md (*sse_prologue_save_insn): Set length
15698 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
15700 * function.c: Include target hook for nonlocal_goto frame value.
15702 2008-05-24 Richard Guenther <rguenther@suse.de>
15704 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
15705 variable can be only accessed through a pointer or a union.
15707 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15709 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
15710 * doc/extend.texi: Likewise.
15712 2008-05-23 DJ Delorie <dj@redhat.com>
15714 * config/m32c/jump.md (untyped_call): Add.
15716 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
15717 for A24 to PSImode.
15718 (m32c_address_cost): Detail costs for indirect offsets.
15720 2008-05-23 Rafael Espíndola <espindola@google.com>
15722 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
15723 if a node is a SUBREG.
15724 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
15727 2008-05-23 Paul Brook <paul@codesourcery.com>
15728 Carlos O'Donell <carlos@codesourcery.com>
15730 * doc/extend.texi: Clarify use of __attribute__((naked)).
15731 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15732 * target.h (gcc_target): Add allocate_stack_slots_for_args.
15733 * function.c (use_register_for_decl): Use
15734 targetm.calls.allocate_stack_slots_for_args.
15735 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15736 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
15737 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
15739 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
15741 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
15743 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
15745 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
15746 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
15747 is only rounded once.
15749 2008-05-23 Richard Guenther <rguenther@suse.de>
15751 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
15753 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
15754 Jakub Jelinek <jakub@redhat.com>
15757 * configure.ac: Handle --enable-cld.
15758 * configure: Regenerated.
15759 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
15760 * config/i386/i386.h (struct machine_function): Add needs_cld field.
15761 (ix86_current_function_needs_cld): New define.
15762 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
15763 (cld): New isns pattern.
15764 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
15765 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
15766 * config/i386/i386.opt (mcld): New option.
15767 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
15768 TARGET_CLD and ix86_current_function_needs_cld.
15769 (override_options): Use -mcld by default for 32-bit code if
15772 * doc/install.texi (Options specification): Document --enable-cld.
15773 * doc/invoke.texi (Machine Dependent Options)
15774 [i386 and x86-64 Options]: Add -mcld option.
15775 (Intel 386 and AMD x86-64 Options): Document -mcld option.
15777 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
15778 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
15779 (return_in_memory_64): Likewise.
15780 (return_in_memory_ms_64): Likewise.
15782 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15784 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
15785 * builtins.c (fold_builtin_fpclassify): New.
15786 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
15787 * builtins.def (BUILT_IN_FPCLASSIFY): New.
15788 * c-common.c (handle_type_generic_attribute): Adjust to accept
15789 fixed arguments before an elipsis.
15790 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
15791 * doc/extend.texi: Document __builtin_fpclassify.
15793 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
15795 * omp-low.c (gate_expand_omp_ssa): Remove.
15796 (pass_expand_omp_ssa): Remove.
15797 (gate_expand_omp): Do not check for flag_openmp_ssa.
15798 * common.opt (-fopenmp-ssa): Remove.
15799 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
15801 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
15803 * config/sh/sh.opt (mfixed-range): New option.
15804 * config/sh/sh-protos.h (sh_fix_range): Declare.
15805 * config/sh/sh.c (sh_fix_range): New function.
15806 * config/sh/sh.h (sh_fixed_range_str): Declare.
15807 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
15809 * doc/invoke.texi (SH Options): Document -mfixed-range.
15811 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
15813 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
15814 it before the redeclaration.
15816 2008-05-22 Anatoly Sokolov <aesok@post.ru>
15818 * config/avr/avr.c (get_sequence_length): Add new function.
15819 (expand_prologue, expand_epilogue): Remove duplicate code.
15821 2008-05-22 Rafael Espíndola <espindola@google.com>
15823 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
15826 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
15828 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
15829 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
15831 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
15832 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
15833 (vect_update_misalignment_for_peel): Likewise.
15834 (vector_alignment_reachable_p): Likewise.
15835 * tree-vect-transform.c (vectorizable_load): Likewise.
15836 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
15837 (get_vectype_for_scalar_type): Pass mode of scalar_type
15838 to UNITS_PER_SIMD_WORD.
15840 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
15841 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
15842 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
15843 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
15844 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
15846 2008-05-22 Ira Rosen <irar@il.ibm.com>
15848 PR tree-optimization/36293
15849 * tree-vect-transform.c (vect_transform_strided_load): Don't check
15850 if the first load must be skipped because of a gap.
15852 2008-05-22 Richard Guenther <rguenther@suse.de>
15854 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
15855 more cases of offset disambiguation that is possible if
15856 strict-aliasing rules apply.
15857 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
15858 for basic offset and type-based disambiguation.
15860 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15862 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
15863 ix86_expand_vector_set on V16QImode for SSE4.1.
15865 2008-05-21 Tom Tromey <tromey@redhat.com>
15867 * c.opt (Wimport): Mark as undocumented.
15868 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
15870 (Warning Options): Likewise.
15871 * doc/cppopts.texi: Don't mention -Wimport.
15873 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
15875 PR tree-optimization/36287
15876 PR tree-optimization/36286
15877 * lambda-code.c (build_access_matrix): Do not use the loop->num
15878 for computing the number of induction variables: use the loop depth
15881 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
15884 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
15885 option -f(no-)leading-underscore.
15887 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15889 * config/i386/i386.c (ix86_expand_vector_init_general): Use
15890 GET_MODE_NUNITS (mode).
15892 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
15894 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
15895 (-mmulhw): Add 464 to description.
15896 (-mdlmzb): Likewise.
15897 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
15898 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
15900 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
15901 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
15902 * config/rs6000/rs6000.md: Update comments for 464.
15904 2008-05-21 Janis Johnson <janis187@us.ibm.com>
15906 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
15908 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15910 * config/i386/sse.md (vec_extractv4sf): Removed.
15911 (vec_extractv2df): Likewise.
15912 (vec_extractv2di): Likewise.
15913 (vec_extractv4si): Likewise.
15914 (vec_extractv8hi): Likewise.
15915 (vec_extractv16qi): Likewise.
15916 (vec_extract<mode>): New.
15918 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15920 * config/i386/sse.md (vec_setv4sf): Removed.
15921 (vec_setv2df): Likewise.
15922 (vec_setv2di): Likewise.
15923 (vec_setv4si): Likewise.
15924 (vec_setv8hi): Likewise.
15925 (vec_setv16qi): Likewise.
15926 (vec_set<mode>): New.
15928 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15930 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
15931 goto for vec_concat and vec_interleave.
15933 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15935 * config/i386/sse.md (vec_initv4sf): Removed.
15936 (vec_initv2df): Likewise.
15937 (vec_initv2di): Likewise.
15938 (vec_initv4si): Likewise.
15939 (vec_initv8hi): Likewise.
15940 (vec_initv16qi): Likewise.
15941 (vec_init<mode>): New.
15943 2008-05-21 Joseph Myers <joseph@codesourcery.com>
15945 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
15947 2008-05-21 Tom Tromey <tromey@redhat.com>
15949 * ggc-zone.c (lookup_page_table_if_allocated): New function.
15950 (zone_find_object_offset): Likewise.
15951 (gt_ggc_m_S): Likewise.
15952 (highest_bit): Likewise.
15953 * ggc-page.c (gt_ggc_m_S): New function.
15954 * stringpool.c (string_stack): Remove.
15955 (init_stringpool): Update.
15956 (ggc_alloc_string): Use ggc_alloc.
15957 (maybe_delete_ident): New function.
15958 (ggc_purge_stringpool): Likewise.
15959 (gt_ggc_m_S): Remove.
15960 * ggc-common.c (ggc_protect_identifiers): New global.
15961 (ggc_mark_roots): Call ggc_purge_stringpool. Use
15962 ggc_protect_identifiers.
15963 * ggc.h (ggc_protect_identifiers): Declare.
15964 (gt_ggc_m_S): Update.
15965 (ggc_purge_stringpool): Declare.
15966 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
15967 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
15969 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
15971 2008-05-21 David S. Miller <davem@davemloft.net>
15973 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
15976 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
15978 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
15981 2008-05-20 David Daney <ddaney@avtrex.com>
15983 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
15984 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
15985 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15986 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15987 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
15988 (atomic_hiqi_op): New define_code_iterator.
15989 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
15990 mips_expand_compare_and_swap_12.
15991 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
15992 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
15993 (sync_<optab><mode>, sync_old_<optab><mode>,
15994 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
15995 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
15996 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
15997 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
15998 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
15999 (test_and_set_12): New insn.
16000 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
16001 sync_new_<optab><mode>, sync_old_nand<mode>,
16002 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
16003 clobber to operand 0 for SI and DI mode insns.
16004 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
16005 mips_gen_fn_4): New typedefs.
16006 (mips_gen_fn_ptrs): Define new union type.
16007 (mips_expand_compare_and_swap_12): Remove declaration.
16008 (mips_expand_atomic_qihi): Declare function.
16009 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
16010 (mips_expand_atomic_qihi): ... this. Use new generator function
16012 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
16013 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
16014 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
16015 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
16016 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
16017 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
16018 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
16019 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
16020 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
16021 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
16024 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
16026 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
16029 2008-05-20 Anatoly Sokolov <aesok@post.ru>
16031 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
16032 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
16033 (avr_attribute_table): Add 'OS_main' function attribute.
16034 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
16035 functions with 'OS_main' attribute.
16037 2008-05-20 Richard Guenther <rguenther@suse.de>
16039 PR tree-optimization/35204
16040 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
16041 helper, split out from ...
16042 (DFS): ... here. Make the DFS walk non-recursive.
16044 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
16045 Jan Sjodin <jan.sjodin@amd.com>
16047 PR tree-optimization/36181
16048 * tree-parloops.c (loop_has_vector_phi_nodes): New.
16049 (parallelize_loops): Don't parallelize when the loop has vector
16052 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16053 Sebastian Pop <sebastian.pop@amd.com>
16055 * tree-loop-linear.c (gather_interchange_stats): Look in the access
16056 matrix, and never look at the tree representation of the memory
16058 (linear_transform_loops): Computes parameters and access matrices.
16059 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
16061 (access_matrix_get_index_for_parameter): New.
16062 * tree-data-ref.h (struct access_matrix): New.
16063 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
16064 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
16065 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
16066 am_vector_index_for_loop): New.
16067 (struct data_reference): Add field access_matrix.
16068 (DR_ACCESS_MATRIX): New.
16069 (compute_data_dependences_for_loop): Update declaration.
16070 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
16071 * lambda.h (lambda_vector_vec_p): Declared.
16072 * lambda-code.c: Depend on pointer-set.h.
16073 (lambda_collect_parameters_from_af, lambda_collect_parameters,
16074 av_for_af_base, av_for_af, build_access_matrix,
16075 lambda_compute_access_matrices): New.
16076 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
16078 2008-05-20 Joseph Myers <joseph@codesourcery.com>
16080 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
16081 $SOURCEDIR/include.
16083 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16084 Sebastian Pop <sebastian.pop@amd.com>
16086 PR tree-optimization/36206
16087 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
16089 (instantiate_scev_1): Rename flags to fold_conversions.
16090 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
16091 outeside instantiation_loop.
16092 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
16093 (evolution_function_is_affine_or_constant_p): Removed.
16094 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
16096 (analyze_siv_subscript): Pass in the loop nest number.
16097 Call evolution_function_is_affine_in_loop instead of
16098 evolution_function_is_affine_p.
16099 (analyze_overlapping_iterations): Pass in the loop nest number.
16101 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16102 Sebastian Pop <sebastian.pop@amd.com>
16104 PR tree-optimization/36206
16105 * tree-chrec.h (chrec_fold_op): New.
16106 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
16109 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
16111 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
16113 (remove_duplicates): Do not set inode on non-inode systems.
16116 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
16118 * config.gcc (tm_file): Update comments about relative pathnames.
16120 2008-05-20 Richard Guenther <rguenther@suse.de>
16122 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
16123 * tree-ssa-sccvn.c (process_scc): Likewise.
16124 * tree-ssa-sink.c (execute_sink_code): Likewise.
16125 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
16126 * tree-vrp.c (process_assert_insertions): Likewise.
16127 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16128 (perform_tree_ssa_dce): Likewise.
16129 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
16130 (dump_dominator_optimization_stats): Likewise.
16131 * tree-vectorizer.c (vectorize_loops): Likewise.
16133 2008-05-20 Richard Guenther <rguenther@suse.de>
16135 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
16137 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
16139 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
16140 (ix86_i386elf_return_in_memory): Likewise.
16141 (ix86_i386interix_return_in_memory): Likewise.
16142 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
16143 (SUBTARGET_RETURN_IN_MEMORY): New.
16144 * config/i386/i386elf.h: Likewise.
16145 * config/i386/ptx4-i.h: Likewise.
16146 * config/i386/sol2-10.h: Likewise.
16147 * config/i386/sysv4.h: Likewise.
16148 * config/i386/vx-common.h: Likewise.
16149 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
16150 * config/i386/i386.c (ix86_return_in_memory): Made static and
16151 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
16152 (ix86_i386elf_return_in_memory): Removed.
16153 (ix86_i386interix_return_in_memory): Removed.
16154 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
16155 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
16157 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
16159 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
16161 2008-05-19 Xinliang David Li <davidxl@google.com>
16163 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
16165 * common.opt: Ditto.
16166 * doc/invoke.texi: Ditto.
16168 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
16170 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
16171 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
16173 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16175 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
16176 sizes of operand array from 8/4 to 4/2.
16177 (ix86_expand_vector_init_general): Change size of operand array
16178 from 32 to 16. Remove op0, op1 and half_mode.
16180 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16182 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
16183 (ix86_expand_vector_init_interleave): Likewise.
16184 (ix86_expand_vector_init_general): Use them. Assert
16185 word_mode == SImode when n_words == 4.
16187 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
16189 * config/i386/i386.c (ix86_secondary_reload): New static function.
16190 (TARGET_SECONDARY_RELOAD): New define.
16191 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16192 * config/i386/i386.md (reload_outqi): Remove.
16194 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16196 PR middle-end/35509
16197 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
16198 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
16199 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
16200 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
16201 (fold_builtin_1): Likewise.
16202 * builtins.def (BUILT_IN_ISINF_SIGN): New.
16203 c-common.c (check_builtin_function_arguments): Handle
16204 BUILT_IN_ISINF_SIGN.
16205 * doc/extend.texi: Document __builtin_isinf_sign.
16206 * fold-const.c (operand_equal_p): Handle COND_EXPR.
16208 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
16210 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
16211 EH cleanup at the end of the pass, search for those that have been
16212 turned into forwarder blocks and do the cleanup on their successor.
16214 2008-05-18 Richard Guenther <rguenther@suse.de>
16216 * tree-cfg.c (verify_gimple_expr): Allow conversions from
16217 pointers to sizetype and vice versa.
16219 2008-05-18 Xinliang David Li <davidxl@google.com>
16221 * gcc/tree-ssa-dce.c: Coding style fix.
16222 (check_pow): Documentation comment.
16223 (check_log): Documenation comment. Coding style fix.
16224 (is_unnecessary_except_errno_call): Ditto.
16225 (gen_conditions_for_pow): Ditto.
16226 (gen_conditions_for_log): Ditto.
16227 (gen_shrink_wrap_conditions): Ditto.
16228 (shrink_wrap_one_built_in_calls): Ditto.
16229 * gcc/doc/invoke.texi: Better documentation string.
16230 * ChangeLog: Fix wrong change log entries from
16231 May 17 checkin on function call DCE.
16233 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
16235 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
16237 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16239 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
16240 * df-problems.c (simulation routines): Fixed block comment to
16241 properly say how to add forwards scanning functions.
16243 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16245 * tree-inline.c (setup_one_parameter): Remove dead code.
16247 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16249 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
16250 a BIT_AND_EXPR only for an INTEGER_TYPE.
16252 2008-05-17 Xinliang David Li <davidxl@google.com>
16254 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
16255 (check_pow, check_log, is_unnecessary_except_errno_call): New
16256 functions to check for eliminating math functions that are pure
16257 except for setting errno.
16258 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
16259 general condition expressions for shrink-wrapping pow/log calls.
16260 (gen_shrink_wrap_conditions): Ditto.
16261 (shrink_wrap_one_built_in_call): Ditto.
16262 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
16263 (mark_operand_necessary): If debugging, output if OP is necessary.
16264 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
16266 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
16268 * gcc/common.opt: New user flag -ftree-builtin-dce.
16269 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
16271 2008-05-16 David S. Miller <davem@davemloft.net>
16273 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
16274 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16276 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
16279 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
16281 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16283 * ifcvt.c (dead_or_predicable): Rename
16284 df_simulate_one_insn_backwards to df_simulate_one_insn.
16285 * recog.c (peephole2_optimize): Ditto.
16286 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
16288 * df.h: Rename df_simulate_one_insn_backwards to
16289 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
16290 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
16291 scanning of defs and uses.
16292 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
16293 (df_simulate_one_insn_forwards): Removed.
16295 2008-05-16 Doug Kwan <dougkwan@google.com>
16297 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
16299 (real_from_string): Handle NaNs and Inf as approriate.
16301 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16303 * doc/gty.texi (Source Files Containing Type Information): Note
16304 that headers should appear first in the gtfiles list.
16306 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16308 * tree.def (COND_EXEC): Properly documented this code.
16310 2008-05-16 Diego Novillo <dnovillo@google.com>
16312 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
16313 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
16316 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16318 * tree-ssa-dse (max_stmt_uid): Removed.
16319 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
16320 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
16321 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
16322 * function.h (cfun.last_stmt_uid): New field.
16323 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
16324 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
16326 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
16327 (create_stmt_ann): Initialize the ann->uid field.
16328 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
16330 * tree-flow.h (renumber_gimple_stmt_uids): New function.
16332 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16334 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
16335 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
16336 (init_empty_tree_cfg): Call it.
16338 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16340 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
16343 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16345 * doc/invoke.text (-fdump-tree-*-verbose): New option.
16346 * tree-dump.c (dump_options): New verbose option.
16347 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
16349 * tree-pass.h (TDF_VERBOSE): New dump flag.
16350 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
16351 (tree-flow.h): Added include.
16352 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
16354 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
16356 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
16358 From Jie Zhang <jie.zhang@analog.com>
16359 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16360 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
16361 mcpu=bf561-none and mcpu=bf561-0.2.
16362 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16363 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16364 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16365 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16366 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
16367 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
16368 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
16370 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
16371 (cputype_selected): Remove.
16372 (bfin_handle_option): Don't use cputype_selected.
16373 (override_options): When no mcpu option, enable all workarounds.
16374 Don't use bfin_workarounds.
16375 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
16377 (DEFAULT_CPU_TYPE): Don't define.
16379 2008-05-16 Richard Guenther <rguenther@suse.de>
16381 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
16382 on deletion of the last stmt.
16384 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16386 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
16387 V8HImode for SSE2 and V16QImode for SSE4.1.
16389 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
16391 * cgraph.h (compute_inline_parameters): Made public.
16392 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
16393 variable_generate_summary, function_write_summary,
16394 variable_write_summary, variable_read_summary. Added generate_summary,
16395 write_summary, read_summary.
16396 * cgraphunit.c (cgraph_process_new_functions): Changed call from
16397 pass_ipa_inline.function_generate_summary, to
16398 compute_inline_parameters.
16399 * ipa-inline.c (compute_inline_parameters): Made public and added
16401 (compute_inline_parameters_for_current): New function.
16402 (pass_inline_param): Now calls compute_inline_parameters_for_current.
16403 (inline_generate_summary): Removed parameter and made to loop over
16405 (pass_ipa_inline): Updated for new IPA_PASS structure.
16406 * passes.c (execute_ipa_summary_passes): Now is called once per
16407 pass rather than once per node*pass.
16409 2008-05-15 Anatoly Sokolov <aesok@post.ru>
16411 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
16412 avr_have_mul_p, avr_asm_only_p): Remove variables.
16413 (avr_override_options): Remove initialization of removed variables.
16414 (avr_file_start): Convert removed variables to fields of
16415 'struct base_arch_s *avr_current_arch'.
16416 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
16417 (AVR_HAVE_MUL): (Ditto.).
16418 (AVR_HAVE_MOVW): (Ditto.).
16419 (AVR_HAVE_LPMX): (Ditto.).
16420 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
16421 avr_asm_only_p): Remove declaration.
16423 2008-05-15 Diego Novillo <dnovillo@google.com>
16425 * config/arm/arm.c (arm_return_in_memory): Fix return type.
16426 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
16428 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
16430 PR middle-end/36194
16431 * combine.c (check_conversion): Rename back to check_promoted_subreg.
16432 Don't call record_truncated_value from here.
16433 (record_truncated_value): Turn it into a for_each_rtx callback.
16434 (record_truncated_values): New function.
16435 (combine_instructions): Call note_uses with record_truncated_values.
16436 Change name of check_conversion to check_promoted_subreg.
16438 2008-05-15 Janis Johnson <janis187@us.ibm.com>
16440 * doc/sourcebuild.texi: Document support for torture tests.
16442 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16444 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
16445 to alternative 4 of operand 2.
16447 2008-05-15 Richard Guenther <rguenther@suse.de>
16449 * tree-pass.h (current_pass): Declare.
16450 (get_pass_for_id): Likewise.
16451 * passes.c (passes_by_id, passes_by_id_size): New globals.
16452 (set_pass_for_id): New function.
16453 (get_pass_for_id): Likewise.
16454 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
16455 (execute_function_todo): Flush per function statistics.
16456 * toplev.c (compile_file): Init statistics.
16457 (general_init): Do early statistics initialization.
16458 (finalize): Finish statistics.
16459 * statistics.h (statistics_early_init): Declare.
16460 (statistics_init): Likewise.
16461 (statistics_fini): Likewise.
16462 (statistics_fini_pass): Likewise.
16463 (statistics_counter_event): Likewise.
16464 (statistics_histogram_event): Likewise.
16465 * statistics.c: New file.
16466 * Makefile.in (OBJS-common): Add statistics.o.
16467 (statistics.o): Add dependencies.
16468 * doc/invoke.texi (-fdump-statistics): Document.
16470 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
16471 (insert): Likewise.
16472 (execute_pre): Use statistics_counter_event.
16473 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
16474 (substitute_and_fold): Increment it. Use statistics_counter_event.
16476 2008-05-15 Diego Novillo <dnovillo@google.com>
16478 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
16480 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
16481 * tree-ssa-alias.c (new_type_alias): Remove references to
16482 sub-variables from comment.
16483 * tree-ssa-operands.c (swap_tree_operands): Likewise.
16485 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16487 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
16488 attribute to 1 only for insertps alternative.
16490 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16492 * config/bfin/bfin.md (loadbytes): New pattern.
16493 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
16494 (bfin_init_builtins): Initialize it.
16495 (bdesc_1arg): Add it.
16497 2008-05-15 Sa Liu <saliu@de.ibm.com>
16499 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
16500 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
16501 * testsuite/lib/target-supports.exp: Add
16502 check_effective_target_fortran_integer_16.
16504 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16506 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
16507 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
16508 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
16509 (TARGET_RETURN_IN_MEMORY): Define.
16511 2008-05-15 Richard Guenther <rguenther@suse.de>
16513 PR middle-end/36244
16514 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
16515 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
16516 represent unmodifiable vars.
16518 2008-05-15 Richard Guenther <rguenther@suse.de>
16520 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
16521 INDIRECT_REF and TARGET_MEM_REF.
16522 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16525 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16526 H.J. Lu <hongjiu.lu@intel.com>
16528 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
16529 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
16530 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
16531 insn alternatives. Add missing alternatives.
16532 (*vec_concatv2di_rex64_sse4_1): Likewise.
16533 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
16534 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
16535 Require TARGET_SSE.
16537 2008-05-15 Richard Guenther <rguenther@suse.de>
16539 PR tree-optimization/36009
16540 PR tree-optimization/36204
16541 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
16542 (determine_invariantness_stmt): Record the loop a store is
16543 always executed in.
16544 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
16547 2008-05-15 Richard Guenther <rguenther@suse.de>
16549 PR tree-optimization/34330
16550 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
16551 through the pointer will alias the SMT.
16553 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
16555 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
16557 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
16559 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
16561 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16562 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16564 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
16565 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
16566 (vashl_optab): New optab for vector/vector shifts.
16567 (vashr_optab): Ditto.
16568 (vlshr_optab): Ditto.
16569 (vrotl_optab): Ditto.
16570 (vrotr_optab): Ditto.
16571 (optab_subtype): New enum for optab_for_tree_code call.
16572 (optab_for_tree_code): Add enum optab_subtype argument.
16574 * optabs.c (optab_for_tree_code): Take an additional argument to
16575 distinguish between a vector shift by a scalar and vector shift by
16576 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
16577 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
16578 vector shift by a vector.
16579 (expand_widen_pattern_expr): Pass additional argument to
16580 optab_for_tree_code.
16582 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
16583 vrotl_optab, vrotr_optab.
16585 * expr.c (expand_expr_real_1): Update calls to
16586 optab_for_tree_code to distinguish between vector shifted by a
16587 scalar and vector shifted by a vector.
16588 * tree-vectorizer.c (supportable_widening_operation): Ditto.
16589 (supportable_narrowing_operation): Ditto.
16590 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
16591 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
16592 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
16593 (vect_create_epilog_for_reduction): Ditto.
16594 (vectorizable_reduction): Ditto.
16595 (vectorizable_operation): Ditto.
16596 (vect_strided_store_supported): Ditto.
16597 (vect_strided_load_supported): Ditto.
16598 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16599 * expmed.c (expand_shift): Ditto.
16601 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
16603 (ashr@var{m}3): Ditto.
16604 (vashl@var{m}3): Document new vector/vector shift standard name.
16605 (vashr@var{m}3): Ditto.
16606 (vlshr@var{m}3): Ditto.
16607 (vrotl@var{m}3): Ditto.
16608 (vrotr@var{m}3): Ditto.
16610 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
16611 (PPERM_INVERT): Ditto.
16612 (PPERM_REVERSE): Ditto.
16613 (PPERM_REV_INV): Ditto.
16614 (PPERM_ZERO): Ditto.
16615 (PPERM_ONES): Ditto.
16616 (PPERM_SIGN): Ditto.
16617 (PPERM_INV_SIGN): Ditto.
16618 (PPERM_SRC1): Ditto.
16619 (PPERM_SRC2): Ditto.
16621 * config/i386/sse.md (mulv2di3): Add SSE5 support.
16622 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
16623 allows a memory operand to be the value being added, and split it
16624 to improve vectorization.
16625 (sse5_pmacsdqh_mem): Ditto.
16626 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
16627 (sse5_mulv2div2di3_high): Ditto.
16628 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
16629 (vec_pack_trunc_v4si): Ditto.
16630 (vec_pack_trunc_v2di): Ditto.
16631 (sse5_pcmov_<mode>): Remove code that tried to use use
16632 andps/andnps instead of pcmov.
16633 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
16634 pmacsdqh instructions.
16635 (vec_widen_smult_lo_v4si): Ditto.
16637 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
16638 (PPERM_INVERT): Ditto.
16639 (PPERM_REVERSE): Ditto.
16640 (PPERM_REV_INV): Ditto.
16641 (PPERM_ZERO): Ditto.
16642 (PPERM_ONES): Ditto.
16643 (PPERM_SIGN): Ditto.
16644 (PPERM_INV_SIGN): Ditto.
16645 (PPERM_SRC1): Ditto.
16646 (PPERM_SRC2): Ditto.
16647 (ix86_expand_sse_movcc): Move the SSE5 test after the if
16649 (ix86_expand_int_vcond): If SSE5 generate all possible integer
16651 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
16652 says ignore whether the last reference is a memory operand.
16654 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16655 Paolo Bonzini <bonzini at gnu dot org>
16657 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
16660 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
16661 (vlshr<mode>3): Rename from vlshr<mode>3.
16662 (vashr<mode>3): Rename from vashr<mode>3.
16663 (mulv4sf3): Change the names of vector shift patterns.
16667 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
16670 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
16695 * config/spu/spu.md (v): New iterator macro to add v for vector types.
16696 (floatunssidf2_internal): Change vector/vector shift names.
16697 (floatunsdidf2_internal): Ditto.
16704 (vashl<mode>3): Rename from ashl<mode>3.
16705 (vashr<mode>3): Rename from ashr<mode>3.
16706 (vlshr<mode>3): Rename from lshr<mode>3.
16707 (vrotl<mode>3): Rename from rotl<mode>3.
16709 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16712 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
16713 multiply gives the wrong value when doing widening multiplies.
16714 (vec_widen_smult_lo_v4si): Ditto.
16716 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16718 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
16719 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
16720 emit_library_call_value.
16721 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
16722 * tree.h (ECF_LIBCALL_BLOCK): Removed.
16723 * calls.c (initialize_argument_information, precompute_arguments,
16724 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
16725 (precompute_arguments): Removed flags parameter.
16726 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
16728 2008-05-14 Richard Guenther <rguenther@suse.de>
16730 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
16731 Make sure to register the store if the use is a PHI_NODE.
16733 2008-05-14 Olivier Hainque <hainque@adacore.com>
16735 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
16736 memory if the component is to be referenced in BLKmode according
16737 to get_inner_reference.
16739 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
16741 * calls.c (emit_library_call_value_1): Restore code clearing
16742 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
16744 2008-05-14 Olivier Hainque <hainque@adacore.com>
16745 Nicolas Roche <roche@adacore.com>
16747 * configure.ac: Add support for a "gcc_subdir" variable in
16748 config-lang.in, to denote a subdirectory where the language/GCC
16749 integration files are to be found.
16750 * configure: Regenerate.
16752 2008-05-14 Ira Rosen <irar@il.ibm.com>
16754 PR tree-optimization/36098
16755 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
16756 value for the first load in the group in case of a gap.
16757 (vect_build_slp_tree): Check that there are no gaps in loads.
16759 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16761 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
16762 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
16763 expand_copysign_bit, ): Change call to emit_no_conflict_block to
16764 emit_insn and remove unneeded code to construct extra args.
16765 (emit_no_conflict_block): Removed.
16766 * optabls.h: (emit_no_conflict_block): Removed.
16767 * cse.c (cse_extended_basic_block): Remove search for
16768 REG_NO_CONFLICT note.
16769 * global.c: Removed incorrect comment added in revision 117.
16770 * expr.c (convert_move): Change call to emit_no_conflict_block to
16772 * recog.c: Change comments so that they do not mention
16774 * local_alloc.c (combine_regs): Removed last parameter.
16775 (no_conflict_p): Removed.
16776 (block_alloc): Removed note, no_conflict_combined_regno and set
16777 local vars. Removed all code to process REG_NO_CONFLICT blocks.
16778 (combine_regs): Removed already_dead and code to look for
16779 REG_NO_CONFLICT notes.
16780 * lower_subreg (remove_retval_note): Removed code to look for
16781 REG_NO_CONFLICT block.
16782 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
16783 (resolve_clobber): Remove code to process libcalls that have
16784 REG_NO_CONFLICT notes.
16785 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
16787 * combine.c (can_combine_p, distribute_notes): Removed
16788 REG_NO_CONFLICT case.
16789 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
16791 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
16792 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
16794 * reg-notes.def (NO_CONFLICT): Removed.
16796 2008-05-14 David S. Miller <davem@davemloft.net>
16798 * config/sparc/sparc.c (sparc_profile_hook): If
16799 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
16800 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
16801 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16803 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
16805 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
16807 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
16810 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
16811 and op1 expansion before vector concat to have less live pseudos.
16813 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
16815 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16816 ix86_expand_vector_set if supported.
16818 2008-05-13 Diego Novillo <dnovillo@google.com>
16819 Kenneth Zadeck <zadeck@naturalbridge.com>
16821 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
16823 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
16824 phinodes_print_statistics, init_ssanames, fini_ssanames,
16825 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
16826 release_ssa_name, release_defs, replace_ssa_name_symbol,
16827 ssanames_print_statistics): Move ...
16828 * tree-flow.h: ... here.
16829 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
16830 Use FN instead of cfun.
16831 (make_ssa_name_fn): Rename from make_ssa_name.
16832 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
16833 * tree-flow-inline.h (make_ssa_name): Move from
16834 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
16835 * omp-low.c (expand_omp_parallel):
16836 * tree-flow-inline.h (redirect_edge_var_map_result):
16837 * tree-ssa.c (init_tree_ssa): Add argument FN.
16838 Use it instead of cfun. Update all users.
16840 2008-05-13 Tom Tromey <tromey@redhat.com>
16842 PR preprocessor/22168:
16843 * doc/cpp.texi (Top): Update menu.
16844 (Alternatives to Wrapper #ifndef): New node.
16845 (Other Directives): Document deprecation.
16846 (Obsolete Features): Remove menu.
16847 (Assertions): Merge node into Obsolete Features.
16848 (Obsolete once-only headers): Move earlier; rename to Alternatives
16849 to Wrapper #ifndef.
16850 * doc/cppopts.texi: Update.
16851 * c.opt (Wdeprecated): Enable for C and ObjC.
16852 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
16853 (C++ Dialect Options): Move -Wno-deprecated from here to...
16854 (Warning Options): ... here.
16856 2008-05-13 Richard Guenther <rguenther@suse.de>
16858 PR middle-end/36227
16859 * fold-const.c (fold_sign_changed_comparison): Do not allow
16860 changes in pointer-ness.
16862 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16865 * config/sh/sh.c (sh_expand_prologue): Don't clear
16866 RTX_FRAME_RELATED_P for push insns.
16868 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
16870 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
16872 2008-05-12 Anatoly Sokolov <aesok@post.ru>
16874 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
16875 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
16876 Use 'machine->is_leaf' instead of 'leaf_func_p'.
16878 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
16880 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
16881 (*vec_concatv4sf_sse): This.
16882 (*sse2_concatv2si): Renamed to ...
16883 (*vec_concatv2si_sse2): This.
16884 (*sse1_concatv2si): Renamed to ...
16885 (*vec_concatv2si_sse): This.
16886 (*vec_concatv2di_rex): Renamed to ...
16887 (*vec_concatv2di_rex64): This.
16888 (*vec_concatv2si_sse4_1): New.
16889 (*vec_concatv2di_rex64_sse4_1): Likewise.
16891 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
16893 PR rtl-optimization/36111
16894 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
16895 that was created for swappable operands.
16897 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
16900 * Makefile.in: Substitute GNATMAKE and GNATBIND.
16901 * configure.ac: Add call to ACX_PROG_GNAT.
16903 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
16905 * optc-gen.awk: Fix comment typo.
16907 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
16909 * pretty-print.c (pp_integer_with_precision): Use
16910 HOST_LONG_LONG_FORMAT.
16912 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
16914 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
16916 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
16918 * config/i386/i386.c (bdesc_ptest): Removed.
16919 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
16920 (bdesc_args): Add __builtin_ia32_ptestz128,
16921 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
16922 (ix86_init_mmx_sse_builtins): Updated.
16923 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
16924 (ix86_expand_builtin): Updated.
16926 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
16928 * tree-cfg.c (valid_fixed_convert_types_p): New function.
16929 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
16931 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
16933 * value-prof.c (interesting_stringop_to_profile): Do not
16934 return early for BUILT_IN_MEMPCPY.
16936 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
16938 * calls.c (expand_call): Don't use callgraph to increase
16939 preferred_stack_boundary.
16941 * cgraph.h (cgraph_rtl_info): Use unsigned on
16942 preferred_incoming_stack_boundary.
16944 * final.c (rest_of_clean_state): Use unsigned on
16945 preferred_stack_boundary.
16947 2008-05-09 Tom Tromey <tromey@redhat.com>
16949 PR preprocessor/22231:
16950 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
16953 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
16955 PR tree-optimization/36129
16956 * tree-ssa-ccp.c: Include value-prof.h.
16957 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
16958 built-in function was folded to a constant.
16959 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
16961 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
16962 Sebastian Pop <sebastian.pop@amd.com>
16964 * tree-scalar-evolution.c: Document instantiate_scev.
16965 (instantiate_parameters_1): Renamed instantiate_scev_1.
16966 Don't use the same loop for instantiation_loop and evolution_loop.
16967 (instantiate_scev): New.
16968 (instantiate_parameters): Moved...
16969 (resolve_mixers): Update call to instantiate_scev_1 to pass the
16970 same loop twice. Maintains the semantics for this function.
16971 * tree-scalar-evolution.h (instantiate_scev): Declare.
16972 (instantiate_parameters): ...here. Now static inline.
16973 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
16974 instead of resolve_mixers.
16976 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
16978 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
16980 2008-05-09 Tomas Bily <tbily@suse.cz>
16982 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
16983 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
16984 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16985 * c-common.c (c_common_truthvalue_conversion): Likewise.
16986 * tree-object-size.c (compute_object_offset): Likewise.
16987 * tree-inline.c (estimate_num_insns_1): Likewise.
16988 * varasm.c (const_hash_1, compare_constant, copy_constant)
16989 (compute_reloc_for_constant, output_addressed_constants)
16990 (initializer_constant_valid_p): Likewise.
16991 * c-omp.c (check_omp_for_incr_expr): Likewise.
16992 * gimplify.c (gimplify_expr): Likewise.
16993 * c-typeck.c (c_finish_return): Likewise.
16994 * tree-vectorizer.c (supportable_widening_operation)
16995 (supportable_narrowing_operation): Likewise.
16996 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
16997 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
16998 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
16999 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
17000 (descr_info_loc): Likewise.
17001 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17002 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
17003 (fold_unary): Likewise.
17004 * builtins.c (get_pointer_alignment): Likewise.
17005 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
17006 (instantiate_parameters_1): Likewise.
17007 * tree.c (expr_align, stabilize_reference): Likewise.
17008 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
17009 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
17010 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
17011 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17012 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
17013 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
17015 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
17016 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
17017 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
17018 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
17019 (forward_propagate_comparison)
17020 (tree_ssa_forward_propagate_single_use_vars): Likewise.
17021 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
17022 * emit-rtl.c (component_ref_for_mem_expr)
17023 (set_mem_attributes_minus_bitpos): Likewise.
17024 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
17025 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
17027 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
17028 (build_function_call, pointer_diff, build_compound_expr)
17029 (c_finish_return): Likewise.
17030 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
17031 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
17033 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
17034 * expr.c (is_aligning_offset): Likewise.
17035 * tree-ssa-alias.c (is_escape_site): Likewise.
17036 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
17037 (check_all_va_list_escapes): Likewise.
17038 * tree-ssa-loop-ivopts.c (determine_base_object)
17039 (determine_common_wider_type): Likewise.
17040 * dojump.c (do_jump): Likewise.
17041 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
17042 * tree-gimple.c (is_gimple_cast): Likewise.
17043 * fold-const.c (decode_field_reference, )
17044 (fold_sign_changed_comparison, fold_unary, fold_comparison)
17045 (fold_binary): Likewise.
17046 * tree-ssa-alias-warnings.c (find_alias_site_helper)
17047 (already_warned_in_frontend_p): Likewise.
17048 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
17049 * tree.c (really_constant_p, get_unwidened): Likewise.
17050 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
17051 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
17052 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
17054 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
17056 (CONVERT_EXPR_P): Define.
17057 (CASE_CONVERT): Define.
17059 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
17061 PR middle-end/36117
17062 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
17063 (delete_unmarked_insns): When deleting a call, call
17064 delete_unreachable_blocks.
17065 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17066 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
17068 2008-05-08 Richard Guenther <rguenther@suse.de>
17070 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
17071 (-ftree-salias): Likewise.
17072 (salias-max-implicit-fields): Remove param documentation.
17073 (salias-max-array-elements): Likewise.
17074 * tree-pass.h (pass_create_structure_vars): Remove.
17075 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17076 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17077 * tree-ssa-alias.c (create_structure_vars): Remove.
17078 (gate_structure_vars): Likewise.
17079 (pass_create_structure_vars): Likewise.
17080 (gate_build_alias): Likewise.
17081 (pass_build_alias): Adjust to run always and dump the function.
17082 * common.opt (ftree-salias): Hide.
17083 * passes.c (init_optimization_passes): Remove
17084 pass_create_structure_vars, adjust comment.
17085 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17086 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17087 * opts.c (decode_options): Do not set flag_tree_salias.
17088 (common_handle_option): Add OPT_ftree_salias to the backward
17089 compatibility section.
17091 2008-05-08 Richard Guenther <rguenther@suse.de>
17093 * tree-flow-inline.h (var_can_have_subvars): Move ...
17094 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
17095 * tree-flow.h (var_can_have_subvars): Remove.
17096 (push_fields_onto_fieldstack): Remove.
17097 (sort_fieldstack): Likewise.
17098 (struct fieldoff): Move ...
17099 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
17100 alias_set and base_for_components fields.
17101 (sort_fieldstack): Make static.
17102 (push_fields_onto_fieldstack): Likewise. Remove code that
17103 handles anything but RECORD_TYPEs. Remove alias_set and
17104 base_for_components handling.
17105 (create_variable_info_for): Adjust.
17107 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
17109 * common.opt (Wframe-larger-than=): Shorten the help message
17111 * doc/invoke.texi (Wframe-larger-than=): Add more description.
17113 2008-05-08 Rafael Espíndola <espindola@google.com>
17115 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
17117 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
17118 trap and that both operands are gimple values.
17119 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
17120 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
17123 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17125 * read-rtl.c (join_c_conditions): Return the first string if the
17126 two strings are equal.
17128 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17130 * gensupport.h (pred_data): Add a "num_codes" field.
17131 (add_predicate_code): Declare.
17132 * gensupport.c (add_predicate_code): New function.
17133 (std_pred_table): Add an "allows_const_p" field.
17134 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
17135 Remove the (incomplete) list of such codes from the codes field.
17136 (init_predicate_table): Use add_predicate_code. Add all
17137 RTX_CONST_OBJs if allows_const_p is true.
17138 * genrecog.c (process_define_predicate): Use add_predicate_code.
17140 2008-05-08 David Daney <ddaney@avtrex.com>
17141 Richard Sandiford <rsandifo@nildram.co.uk>
17143 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
17144 special case of constant zero operands.
17145 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
17146 old and new values. Special case constant zero values.
17147 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
17149 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
17150 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
17152 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
17155 * simplify-rtx.c (simplify_plus_minus): Create CONST of
17156 similar RTX_CONST_OBJ before CONST_INT.
17158 2008-05-08 Steve Ellcey <sje@cup.hp.com>
17160 * stmt.c (expand_stack_restore): Change sa mode if needed.
17162 2008-05-08 Richard Guenther <rguenther@suse.de>
17164 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
17165 return type to bool.
17166 (ix86_sol10_return_in_memory): Likewise.
17167 (ix86_i386elf_return_in_memory): Likewise.
17168 (ix86_i386interix_return_in_memory): Likewise.
17169 * config/i386/i386.c (ix86_return_in_memory): Likewise.
17170 (ix86_sol10_return_in_memory): Likewise.
17171 (ix86_i386elf_return_in_memory): Likewise.
17172 (ix86_i386interix_return_in_memory): Likewise.
17174 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17177 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
17179 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
17180 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
17183 2008-05-08 Richard Guenther <rguenther@suse.de>
17185 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
17186 * tree-data-ref.h (struct dr_alias): Remove subvars field.
17187 (DR_SUBVARS): Remove.
17188 * tree-dfa.c (dump_subvars_for): Remove.
17189 (debug_subvars_for): Likewise.
17190 (dump_variable): Do not dump subvars.
17191 (remove_referenced_var): Do not remove subvars.
17192 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
17193 (lookup_subvars_for_var): Remove.
17194 (get_subvars_for_var): Likewise.
17195 (get_subvars_at): Likewise.
17196 (get_first_overlapping_subvar): Likewise.
17197 (overlap_subvar): Likewise.
17198 * tree-flow.h (subvar_t): Remove.
17199 (struct var_ann_d): Remove subvars field.
17200 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
17201 argument. Remove special handling of SFTs.
17202 (compute_tag_properties): Likewise.
17203 (set_initial_properties): Likewise.
17204 (compute_call_clobbered): Likewise.
17205 (count_mem_refs): Likewise.
17206 (compute_memory_partitions): Likewise.
17207 (compute_flow_insensitive_aliasing): Likewise.
17208 (setup_pointers_and_addressables): Likewise.
17209 (new_type_alias): Likewise.
17210 (struct used_part): Remove.
17211 (used_portions): Likewise.
17212 (struct used_part_map): Likewise.
17213 (used_part_map_eq): Likewise.
17214 (used_part_map_hash): Likewise.
17215 (free_used_part_map): Likewise.
17216 (up_lookup): Likewise.
17217 (up_insert): Likewise.
17218 (get_or_create_used_part_for): Likewise.
17219 (create_sft): Likewise.
17220 (create_overlap_variables_for): Likewise.
17221 (find_used_portions): Likewise.
17222 (create_structure_vars): Likewise.
17223 * tree.def (STRUCT_FIELD_TAG): Remove.
17224 * tree.h (MTAG_P): Adjust.
17225 (struct tree_memory_tag): Remove base_for_components and
17226 unpartitionable flags.
17227 (struct tree_struct_field_tag): Remove.
17228 (SFT_PARENT_VAR): Likewise.
17229 (SFT_OFFSET): Likewise.
17230 (SFT_SIZE): Likewise.
17231 (SFT_NONADDRESSABLE_P): Likewise.
17232 (SFT_ALIAS_SET): Likewise.
17233 (SFT_UNPARTITIONABLE_P): Likewise.
17234 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
17235 (union tree_node): Remove sft field.
17236 * alias.c (get_alias_set): Remove special handling of SFTs.
17237 * print-tree.c (print_node): Remove handling of SFTs.
17238 * tree-dump.c (dequeue_and_dump): Likewise.
17239 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
17240 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
17241 * tree-predcom.c (set_alias_info): Do not set subvars.
17242 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
17243 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
17244 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
17245 (add_vars_for_offset): Remove.
17246 (add_virtual_operand): Remove special handling of SFTs.
17247 (add_call_clobber_ops): Likewise.
17248 (add_call_read_ops): Likewise.
17249 (get_asm_expr_operands): Likewise.
17250 (get_modify_stmt_operands): Likewise.
17251 (get_expr_operands): Likewise.
17252 (add_to_addressable_set): Likewise.
17253 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
17254 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
17255 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
17256 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
17257 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
17258 (tree_node_structure): Likewise.
17259 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
17261 (find_what_p_points_to): Likewise.
17263 2008-05-08 Sa Liu <saliu@de.ibm.com>
17265 * config/spu/spu.md: Fixed subti3 pattern.
17267 2008-05-08 Richard Guenther <rguenther@suse.de>
17269 PR middle-end/36154
17270 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
17271 sure to create a representative for trailing arrays for PTA.
17273 2008-05-08 Richard Guenther <rguenther@suse.de>
17275 PR middle-end/36172
17276 * fold-const.c (operand_equal_p): Two objects which types
17277 differ in pointerness are not equal.
17279 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17281 * calls.c (compute_argument_block_size): Add argument tree fndecl.
17282 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
17283 (emit_library_call_value_1): Add new variable fndecl initialized by
17284 NULL_TREE. It should be the decl type of orgfun, but this information
17285 seems not to be available here, so it uses the default calling abi.
17286 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
17287 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
17288 by TARGET_RETURN_IN_MEMORY.
17289 * config/i386/i386-interix.h: Likewise.
17290 * config/i386/i386.h: Likewise.
17291 * config/i386/i386elf.h: Likewise.
17292 * config/i386/ptx4-i.h: Likewise.
17293 * config/i386/sol2-10.h: Likewise.
17294 * config/i386/sysv4.h: Likewise.
17295 * config/i386/vx-common.h: Likewise.
17296 * config/cris/cris.h: Removed #if 0 clause.
17297 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
17298 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
17300 (ix86_sol10_return_in_memory): Likewise.
17301 (ix86_i386elf_return_in_memory): New.
17302 (ix86_i386interix_return_in_memory): New.
17303 * config/mt/mt-protos.h (mt_return_in_memory): New.
17304 * config/mt/mt.c: Likewise.
17305 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17306 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
17307 * config/bfin/bfin.h: Likewise.
17308 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
17310 * config/bfin/bfin.c: Likewise.
17311 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17312 * config/alpha/unicosmk.h: Likewise.
17313 * config/i386/cygming.h: Likewise.
17314 * config/iq2000/iq2000.h: Likewise.
17315 * config/mips/mips.h: Likewise.
17316 * config/mn10300/mn10300.h: Likewise.
17317 * config/rs6000/rs6000.h: Likewise.
17318 * config/score/score.h: Likewise.
17319 * config/spu/spu.h: Likewise.
17320 * config/v850/v850.h: Likewise.
17321 * defaults.h: Likewise.
17322 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
17323 * expr.c (emit_block_move): Adjust use of
17324 OUTGOING_REG_PARM_STACK_SPACE.
17325 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
17326 OUTGOING_REG_PARM_STACK_SPACE.
17327 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
17329 2008-05-08 Jakub Jelinek <jakub@redhat.com>
17331 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
17332 on OMP_RETURN for OMP_FOR.
17335 * dwarf2out.c (dw_expand_expr, common_check): Removed.
17336 (fortran_common): New function.
17337 (gen_variable_die): Call fortran_common instead of common_check,
17338 adjust for it returning tree instead of rtx. Formatting.
17340 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17344 * see.c (see_copy_insn): Copy new pure const attributes for new call.
17345 * c-decl.c (merge_decls): Ditto.
17346 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
17347 to RTL_CONST_OR_PURE_CALL_P.
17348 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
17349 Initialized DECL_LOOPING_CONST_PURE.
17350 (process_call_operands): Set tree_side_effects properly.
17351 * tree.h (TREE_READONLY_DECL_P): Removed.
17352 (DECL_IS_PURE): Renamed to DECL_PURE_P.
17353 (DECL_LOOPING_OR_CONST_P): New macro.
17354 (struct tree_function_decl): Added looping_const_or_pure_p.
17355 (ECF_*) Renumbered.
17356 (ECF_LOOPING_OR_CONST_P): New macro.
17357 * rtlanal.c (pure_const_p): Removed.
17358 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
17359 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
17360 to RTL_CONST_CALL_P.
17361 * ipa-pure-const.c (pure_const_state_e): Added looping field.
17362 (check_decl, check_tree, check_call, scan_function): Initialize
17364 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
17365 (static_execute): Set looping true for recursive functions.
17366 Undo setting state to IPA_NEITHER for recursive functions.
17367 * cse.c (cse_insn):
17368 * ifcvt.c (noce_can_store_speculate_p): Changed
17369 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
17370 RTL_CONST_OR_PURE_CALL_P.
17371 * dse.c (scan_insn): Ditto.
17372 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
17373 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
17374 RTL_CONST_OR_PURE_CALL_P.
17375 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
17376 pure_call_p to RTL_CONST_CALL_P.
17377 * gimplify.c (gimplify_call_expr): Clear side effects for
17378 non-looping pure and constant calls.
17379 * calls.c (emit_call_1): Set rtl flags from ecf flags.
17380 (flags_from_decl_or_type): Set ecf flags from decl flags.
17381 (initialize_argument_information): Turn off
17382 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
17383 Change const to pure if callee_copies is true rather than just
17385 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
17386 way of marking pure calls.
17387 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
17388 Remove hack that was supposed to fix pr7335 and remove old
17389 way of marking pure calls.
17390 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
17391 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
17392 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
17393 RTL_CONST_OR_PURE_CALL_P.
17394 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
17395 * loop-invariant.c (find_exits, find_invariant_bb): Changed
17396 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
17397 * sched-deps.c (schedule_analyze): Ditto.
17398 * rtl.h (struct rtx_def): Use call field, unchanging field, and
17399 return_val field of calls to represent pure and const function info.
17400 (CONST_OR_PURE_CALL_P): Deleted macro.
17401 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17402 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
17403 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
17405 * tree-optimize.c (execute_fixup_cfg): Added test for
17406 ECF_LOOPING_CONST_OR_PURE.
17407 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
17409 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
17410 effects for looping pure or const calls.
17411 (verify_gimple_expr): Added verification code.
17412 * config/alpha/alpha.c (alpha_legitimize_address,
17413 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
17415 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
17416 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
17417 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
17418 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
17419 RTL_CONST_OR_PURE_CALL_P.
17420 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
17421 and const calls to be deleted.
17423 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17426 * config/i386/mmx.md (mmx_subv2sf3): New expander.
17427 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
17428 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
17429 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17430 to handle nonimmediate operands.
17431 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
17432 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
17433 to handle nonimmediate operands.
17434 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
17435 (mmx_pmulhrwv4hi3): New expander. Use
17436 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17437 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
17438 (sse2_umulv1siv1di3): New expander. Use
17439 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17440 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
17441 (mmx_eq<mode>3): New expander. Use
17442 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17443 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
17444 (mmx_uavgv8qi3): New expander. Use
17445 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17446 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
17447 (mmx_uavgv4hi3): New expander. Use
17448 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17450 * config/i386/sse.md
17451 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
17452 to handle nonimmediate operands.
17453 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
17454 to handle nonimmediate operands.
17455 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
17456 to handle nonimmediate operands.
17457 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
17458 to handle nonimmediate operands.
17459 (sse2_unpckhpd_exp): New expander. Use
17460 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17461 (sse2_unpcklpd_exp): New expander. Use
17462 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17463 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
17464 to handle nonimmediate operands.
17465 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
17466 to handle nonimmediate operands.
17467 (*sse2_<plusminus_insn><mode>3): Rename from
17468 sse2_<plusminus_insn><mode>3 insn pattern.
17469 (sse2_<plusminus_insn><mode>3): New expander. Use
17470 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17471 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
17472 (sse2_umulv2siv2di3): New expander. Use
17473 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17474 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
17475 (sse4_1_mulv2siv2di3): New expander. Use
17476 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17477 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
17478 (sse2_pmaddwd): New expander. Use
17479 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17480 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
17481 (sse2_eq<mode>3): New expander. Use
17482 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17483 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
17484 (sse4_1_eqv2di3): New expander. Use
17485 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17486 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17487 (sse2_uavgv16qi3): New expander. Use
17488 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17489 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17490 (sse2_uavgv16qi3): New expander. Use
17491 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17492 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
17493 (sse2_uavgv8hi3): New expander. Use
17494 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17495 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
17496 (ssse3_pmulhrswv8hi3): New expander. Use
17497 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17498 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
17499 (ssse3_pmulhrswv4hi3): New expander. Use
17500 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17502 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
17503 (<sse>_vmmul<mode>3): Ditto.
17504 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
17506 (ssse3_pmaddubsw128): Use register_operand for operand 1.
17507 (ssse3_pmaddubsw): Ditto.
17509 * config/i386/i386.c (struct_builtin_description)
17510 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
17511 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
17512 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
17513 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
17514 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
17515 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
17516 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
17517 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
17518 (ix86_fixup_binary_operands): Assert that src1
17519 and src2 must have the same mode when swapped.
17520 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
17521 and ix86_binary_operator_ok. Do not force operands in registers
17524 2008-05-07 Jan Hubicka <jh@suse.cz>
17526 * cgraph.c (dump_cgraph_node): Update.
17527 * cgraph.h (cgraph_local_info): Break out inline summary.
17528 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
17530 * ipa-inline (inline_summary): New accestor function.
17531 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
17532 cgraph_decide_inlining, compute_inline_parameters): Update.
17533 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
17535 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
17537 Cleanup ColdFire scheduling support and add V4 pipeline model.
17539 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
17540 (define_attr cpu): Add cfv4 value.
17541 (define_attr type, define_attr type1): Merge into a single 'type'
17542 attribute. Update all uses.
17543 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
17544 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
17546 (define_attr opx_mem, define_attr opy_mem): Remove.
17547 (define_attr op_mem): Clean up, update comment.
17548 (define_attr size): Use specific values instead of general int.
17549 (define_attr guess, define_attr split): Remove. Update all uses.
17550 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
17551 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
17552 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
17553 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
17554 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
17555 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
17556 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
17557 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
17558 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
17559 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
17560 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
17561 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
17562 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
17563 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
17564 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
17565 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
17566 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
17567 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
17568 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
17569 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
17570 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
17571 Update or set attributes.
17572 (stack_tie): New fake instruction.
17574 * config/m68k/m68k.h (TUNE_CFV4): New macro.
17575 (m68k_sched_attr_size): Update declaration.
17576 (m68k_sched_attr_type2): Remove.
17577 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
17578 Declare new bypass predicates.
17580 * config/m68k/m68k.c (m68k_sched_issue_rate,
17581 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
17583 (TARGET_SCHED_ISSUE_RATE,
17584 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
17585 (override_options): Handle scheduling for ColdFire V4 core.
17586 (m68k_expand_prologue): Emit stack_tie.
17587 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
17588 'OP_TYPE_FPN'. Update all uses.
17589 (sched_guess_p): Remove.
17590 (sched_address_type): Handle symbolic addresses.
17591 (sched_get_operand): New static function.
17592 (sched_operand_type): Merge into sched_attr_op_type.
17593 (sched_attr_op_type): Handle FP registers, handle quick constants,
17595 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
17596 (m68k_sched_attr_size): Update. Move logic to ...
17597 (sched_get_attr_size_int): New static function.
17598 (sched_get_opxy_mem_type): New static function.
17599 (m68k_sched_attr_op_mem): Update.
17600 (m68k_sched_attr_type2): Remove.
17601 (sched_cfv4_bypass_data): New static variable.
17602 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
17603 (m68k_sched_issue_rate): Implement scheduler hook.
17604 (struct _sched_ib: enabled_p): New field.
17605 (m68k_sched_variable_issue): Update. Handle V4.
17606 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
17607 sched_dump_class_func_t, sched_dump_split_class,
17608 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
17609 sched_dump_dfa_class, m68k_sched_dump): Remove.
17610 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
17612 (m68k_sched_init_global): Remove statisctics dumping, introduce
17613 sanity check that all instructions have pipeline reservations. Handle
17615 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17616 Handle ColdFire V4 core.
17617 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
17618 New static functions.
17619 (m68k_sched_address_bypass_p): New bypass predicate.
17620 (sched_get_indexed_address_scale): New static function.
17621 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
17623 * cf.md: Update comments.
17624 (define_attr type2): Remove. Use 'type' attribute instead.
17626 (cf_ib): Rename to cfv123_ib. Update all uses.
17627 (cf_oep): Rename to cfv123_oep. Update all uses.
17628 (cf_chr): Rename to cfv123_chr. Update all uses.
17629 (cf_mem): Rename to cfv123_mem. Update all uses.
17630 (cf_mac): Move to more appropriate place.
17631 (cfv123_guess): New automaton and cpu_unit.
17632 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
17633 Update uses of 'size' attribute. Handle before reload scheduling.
17634 (cfv123_guess): New dummy reservation for unhandled instructions.
17635 (cfv4_*): Pipeline description of ColdFire V4 core.
17636 (ignore): New reservation to handle 'ignore' type.
17638 2008-05-07 Ian Lance Taylor <iant@google.com>
17640 PR middle-end/36013
17641 * gimplify.c (find_single_pointer_decl_1): Don't look through
17643 (find_single_pointer_decl): Adjust comments.
17645 2008-05-07 Jakub Jelinek <jakub@redhat.com>
17647 PR middle-end/36137
17648 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
17649 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
17651 PR middle-end/36106
17652 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
17653 integral type rather than floating point, then VIEW_CONVERT_EXPR
17654 to the floating point type.
17656 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17658 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
17659 TFmode op0 to register.
17661 2008-05-07 Alan Modra <amodra@bigpond.net.au>
17663 * c-decl.c (grokdeclarator): Comment typo.
17665 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
17667 * tree-flow.h: Remove prototype for computed_goto_p.
17668 * tree-cfg.c (computed_goto_p): Make static.
17670 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
17673 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
17674 (contains_aligned_value_p): This. Handle _Decimal128.
17675 (ix86_function_arg_boundary): Only align _Decimal128 to its
17676 natural boundary and handle it properly.
17678 2008-05-06 Martin Jambor <mjambor@suse.cz>
17680 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
17681 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
17682 (ipcp_method_set_orig_node): Removed.
17683 (ipcp_cval_get_cvalue_type): Removed.
17684 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
17685 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
17686 (ipcp_cval_set_cvalue_type): Removed.
17687 (ipcp_cval_get_cvalue): Removed.
17688 (ipcp_cval_set_cvalue): Removed.
17689 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
17690 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
17691 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
17692 (ipcp_cval_meet): Renamed to ipa_lattice_meet
17693 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
17694 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
17695 (ipcp_get_ith_lattice): Changed parameters.
17696 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
17697 (ipcp_lattice_from_jfunc): Changed parameters.
17698 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
17699 (ipcp_method_cval_print): Added temporary variable info.
17700 (ipcp_redirect): Removed already unused local variable caller.
17701 (ipcp_redirect): New temporary variable orig_callee_info
17702 (ipcp_redirect): Removed newly unused local variable callee.
17703 (ipcp_redirect): Removed (a bit confusing) local variable type.
17704 (ipcp_insert_stage): Added local variable info.
17705 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
17707 (ipcp_formal_create): Removed.
17708 (ipcp_method_cval_set): Removed.
17709 (ipcp_propagate_stage): Renamed lattice variables.
17710 (ipcp_method_cval_set_cvalue_type): Removed.
17711 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
17712 (ipcp_print_all_lattices): Changed printed strings to refer to
17713 lattices rather than cvals.
17714 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
17715 (ipcp_propagate_const): Changed formal parameters.
17716 (build_const_val): Changed formal parameters.
17717 (ipcp_insert_stage): Removed useless variable cvalue
17718 (build_const_val): Changed formal parameters.
17719 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
17720 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
17721 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
17722 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
17723 (ipcp_print_func_profile_counts): Changed string from "method" to
17725 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
17726 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
17727 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
17728 (ipcp_structures_print): Renamed to ipcp_print_all_structures
17729 (ipcp_profile_print): Renamed to ipcp_print_profile_data
17730 (ipcp_lat_is_const): Changed parameters and made inline.
17731 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
17732 (ipcp_redirect): Renamed to ipcp_need_redirect_p
17733 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
17734 the predicate condition directly
17735 (ipcp_propagate_stage): Added local variable args. Removed local
17736 variable callee. (Both are mere code simplifications.)
17737 (ipcp_method_dont_insert_const): Renamed to
17738 ipcp_node_not_modifiable_p.
17739 (ipcp_node_not_modifiable_p): Made inline.
17740 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
17741 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
17742 (ipcp_print_all_lattices): Removed variable cvalue
17743 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
17746 2008-05-06 Olivier Hainque <hainque@adacore.com>
17748 * tree-sra.c (try_instantiate_multiple_fields): Early return
17749 if field has POINTER_TYPE.
17751 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
17753 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
17754 by using 'q' specifier for instruction.
17755 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
17757 2008-05-06 Anatoly Sokolov <aesok@post.ru>
17759 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17760 Change mode of zero_extract from QImode to HImode.
17761 (sign bit tests peepholes): (Ditto.).
17763 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
17765 * config/i386/mmx.md: Remove double backslashes from asm templates.
17766 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
17767 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17768 to handle nonimmediate operands.
17769 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
17770 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17771 to handle nonimmediate operands.
17772 (*mmx_<code>v2sf3_finite): New insn pattern.
17773 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
17774 (mmx_<code>v2sf3): New expander. Use
17775 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17776 (mmx_<plusminus_insn><mode>3): New expander. Use
17777 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17778 (*mmx_<plusminus_insn><mode>3): New insn pattern.
17779 (mmx_add<mode>3): Removed.
17780 (mmx_ssadd<mode>3): Ditto.
17781 (mmx_usadd<mode>3): Ditto.
17782 (mmx_sub<mode>3): Ditto.
17783 (mmx_sssub<mode>3): Ditto.
17784 (mmx_ussub<mode>3): Ditto.
17785 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
17786 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
17787 to handle nonimmediate operands.
17788 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
17790 (mmx_smulv4hi3_highpart): New expander. Use
17791 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17792 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
17794 (mmx_umulv4hi3_highpart): New expander. Use
17795 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17796 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
17797 (mmx_<code>v4hi3): New expander. Use
17798 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17799 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
17800 (mmx_<code>v8qi3): New expander. Use
17801 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17802 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
17803 (mmx_<code><mode>3): New expander. Use
17804 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17806 2008-05-05 Jan Hubicka <jh@suse.cz>
17808 PR tree-optimization/36118
17809 * passes.c (pass_init_dump_file): Fix dump header.
17811 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
17813 PR middle-end/36141
17814 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
17815 VCE for function decls.
17817 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17819 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
17821 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17823 * config/i386/i386.md (sat_plusminus): New.
17824 (plusminus_insn): Likewise.
17825 (plusminus_mnemonic): Likewise.
17827 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
17828 (*<addsub><mode>3_cc_overflow): Renamed to ...
17829 (*<plusminus_insn><mode>3_cc_overflow): This.
17830 (*<addsub>si3_zext_cc_overflow): Renamed to ...
17831 (*<plusminus_insn>si3_zext_cc_overflow): This.
17833 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
17834 (<plusminus_insn><mode>3): This.
17835 (*<addsub><mode>3): Renamed to ...
17836 (*<plusminus_insn><mode>3): This.
17837 (<sse>_vm<addsub><mode>3): Renamed to ...
17838 (<sse>_vm<plusminus_insn><mode>3): This.
17839 (sse3_h<addsub>v4sf3): Renamed to ...
17840 (sse3_h<plusminus_insn>v4sf3): This.
17841 (sse3_h<addsub>v2df3): Renamed to ...
17842 (sse3_h<plusminus_insn>v2df3): This.
17843 (<plusminus_insn><mode>3): New.
17844 (*<plusminus_insn><mode>3): Likewise.
17845 (sse2_<plusminus_insn><mode>3): Likewise.
17846 (add<mode>): Removed.
17847 (*add<mode>3): Likewise.
17848 (sse2_ssadd<mode>3): Likewise.
17849 (sse2_usadd<mode>3): Likewise.
17850 (sub<mode>3): Likewise.
17851 (*sub<mode>3): Likewise.
17852 (sse2_sssub<mode>3): Likewise.
17853 (sse2_ussub<mode>3): Likewise.
17855 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
17857 * gthr-single.h: Add in required interface elements as per gthr.h.
17858 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
17859 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
17860 Generalize UNUSED macro.
17861 (__gthread_once): Add.
17862 (__gthread_key_create): Add.
17863 (__gthread_key_delete): Add.
17864 (__gthread_getspecific): Add.
17865 (__gthread_setspecific): Add.
17867 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
17869 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
17870 the same size types for the indirect reference on the rhs, then
17873 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
17875 * config/i386/i386.md
17876 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
17877 one insn template instead of template series.
17878 (*xordi_1_rex64): Ditto.
17879 (*xordi_2_rex64): Ditto.
17881 2008-05-05 Ira Rosen <irar@il.ibm.com>
17883 PR tree-optimization/36119
17884 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
17887 2008-06-04 Jan Hubicka <jh@suse.cz>
17889 tree-optimization/36100
17890 * tree-pass.h (pass_O0_always_inline): Declare.
17891 * ipa-inline.c (inline_transform): Remove dead code.
17892 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
17893 pass_O0_always_inline): New.
17894 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
17896 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
17898 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
17899 mnemonic in this_param move for TARGET_64BIT.
17901 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
17903 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
17904 (*strmovsi_rex_1): Ditto.
17905 (*strsetsi_1): Ditto.
17906 (*strsetsi_rex_1): Ditto.
17908 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
17909 adddicc expanders using SWI mode iterator.
17911 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
17914 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
17917 2008-05-04 David S. Miller <davem@davemloft.net>
17919 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
17920 (sparc*-*-linux*): Use linux.h in tm_file.
17921 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
17922 compiler defaulting to 32-bit.
17923 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
17925 * config/sparc/linux.h: Remove definitions now obtained
17926 properly from linux.h
17927 * config/sparc/linux64.h: Likewise.
17928 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
17929 don't want this setting for 32-bit builds in a biarch compiler.
17930 * doc/install.texi: Add sparc-linux to list of targets
17931 supporting --enable-targets=all.
17933 2008-05-03 Andrew Pinski <pinskia@gmail.com>
17935 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
17937 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
17939 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
17940 after V4SI_FTYPE_V8HI.
17941 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
17942 case V4SI_FTYPE_V2DF.
17944 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
17946 * doc/invoke.texi (max-flow-memory-locations): Removed.
17947 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
17949 2008-05-03 Richard Guenther <rguenther@suse.de>
17951 PR middle-end/34973
17952 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
17954 2008-05-02 David S. Miller <davem@davemloft.net>
17956 * config.gcc (need_64bit_hwint): Document libcpp dependency.
17958 2008-05-02 Simon Baldwin <simonb@google.com>
17961 * c-common.h (warn_array_subscript_range): Removed.
17962 * c-common.c (warn_array_subscript_range): Ditto.
17963 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
17964 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
17966 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17968 * config/i386/i386.c (ix86_special_builtin_type): New.
17969 (bdesc_special_args): Likewise.
17970 (ix86_expand_special_args_builtin): Likewise.
17971 (ix86_init_mmx_sse_builtins): Updated.
17972 (ix86_expand_builtin): Updated.
17973 (ix86_expand_store_builtin): Removed.
17974 (ix86_expand_unop_builtin): Likewise.
17976 * config/i386/mm3dnow.h (__v2sf): Moved to ...
17977 * config/i386/mmintrin.h (__v2sf): Here.
17979 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
17981 (_mm_loadl_pi): Likewise.
17982 (_mm_storeh_pi): Replace __v2si with __v2sf.
17983 (_mm_storel_pi): Likewise.
17985 * doc/extend.texi: Correct __builtin_ia32_loadhps,
17986 __builtin_ia32_loadlps, __builtin_ia32_storehps,
17987 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
17988 __builtin_ia32_loadlpd.
17990 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17992 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
17993 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
17994 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
17995 (ix86_init_mmx_sse_builtins): Updated.
17996 (ix86_expand_args_builtin): Likewise.
17997 (ix86_expand_builtin): Likewise.
17998 (ix86_expand_unop1_builtin): Renamed to ...
17999 (ix86_expand_unop_vec_merge_builtin): This.
18001 2008-05-01 Jan Hubicka <jh@suse.cz>
18004 * ipa-inline.c (inline_generate_summary): Make static.
18005 (inline_transform): Do not call inlining at -O0; make static.
18006 * passes.c (execute_todo): Add sanity check.
18007 (execute_one_ipa_transform_pass): Execute proper flags.
18009 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
18011 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
18012 (DECL_NONADDRESSABLE_P): Likewise.
18013 * alias.c (record_component_aliases): Fix comment.
18015 2008-05-01 Simon Baldwin <simonb@google.com>
18017 * c-common.h (warn_array_subscript_range): New function.
18018 * c-common.c (warn_array_subscript_range): Ditto.
18019 * tree-vrp.c (check_array_ref): Corrected code to agree with
18020 comment, ignoring only arrays of size 0 or size 1.
18021 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
18023 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18025 * config/i386/i386.c (ix86_builtin_type): Replace
18026 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
18027 (bdesc_args): Updated.
18028 (ix86_init_mmx_sse_builtins): Likewise.
18029 (ix86_expand_args_builtin): Likewise.
18031 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
18034 * doc/extend.texi: Correct __builtin_ia32_palignr.
18036 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18039 * config/i386/i386.c (bdesc_crc32): Removed.
18040 (ix86_expand_crc32): Likewise.
18041 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
18042 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
18043 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
18044 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
18045 UINT_FTYPE_UINT_UCHAR.
18046 (bdesc_args): Updated. Add crc32 builtins.
18047 (ix86_init_mmx_sse_builtins): Updated.
18048 (ix86_expand_args_builtin): Updated to support subreg.
18050 * doc/extend.texi: Correct __builtin_ia32_crc32di.
18052 2008-05-01 Jan Hubicka <jh@suse.cz>
18054 * tree-pass.h (opt_pass): Add IPA_PASS.
18055 (varpool_node, cgraph_node): Forward declare.
18056 (ipa_opt_pass): Define.
18057 (pass_ipa_inline): Turn into ipa_opt_pass.
18058 (pass_apply_inline): Remove.
18059 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
18060 (apply_inline): Turn into ....
18061 (inline_transform): ... this one.
18062 (inline_generate_summary): New function.
18063 (pass_apply_inline): Remove.
18064 * function.h (ipa_opt_pass): Forward declare structure; typedef;
18066 (struct function): Add ipa_transforms_to_apply.
18067 * passes.c (register_one_dump_file): Work on IPA_PASS.
18068 (init_optimization_passes): Remove pass_inline_parameters and
18070 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
18071 (execute_one_pass) ... here; apply transforms when possible.
18072 (add_ipa_transform_pass, execute_ipa_summary_asses,
18073 execute_one_ipa_transform_pass): New.
18074 (execute_ipa_pass_list): Update for IPA_PASS type.
18076 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18078 * config/i386/i386.c (ix86_builtin_type): Add
18079 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
18080 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
18081 (bdesc_args): Add SSE4a builtins.
18082 (ix86_init_mmx_sse_builtins): Updated.
18083 (ix86_expand_args_builtin): Likewise.
18084 (ix86_expand_builtin): Likewise.
18086 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18088 * config/i386/i386.c (ix86_builtin_type): Add
18089 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
18090 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
18091 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
18092 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
18093 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
18094 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
18095 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
18096 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
18097 and DI_FTYPE_DI_DI_INT.
18098 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
18099 (ix86_init_mmx_sse_builtins): Updated.
18100 (ix86_expand_args_builtin): Likewise.
18101 (ix86_expand_builtin): Likewise.
18102 (ix86_expand_binop_imm_builtin): Removed.
18104 * doc/extend.texi: Correct __builtin_ia32_palignr128.
18106 2008-04-30 Richard Guenther <rguenther@suse.de>
18108 PR tree-optimization/32921
18109 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
18111 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
18113 * config/arm/arm.c (arm_unwind_emit): Use
18114 crtl->all_throwers_are_sibcalls instead of
18115 cfun->all_throwers_are_sibcalls.
18116 (arm_output_fn_unwind): Likewise.
18117 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
18118 instead of cfun->uses_pic_offset_table.
18119 (frv_expand_prologue): Likewise.
18120 (frv_frame_pointer_required): Likewise.
18121 (frv_expand_fdpic_call): Likewise.
18122 (frv_emit_movsi): Likewise.
18123 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
18124 cfun->returns_pcc_struct instead of
18125 current_function_returns_pcc_struct.
18126 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
18127 instead of cfun->calls_eh_return.
18128 (m32c_pushm_popm): Likewise.
18129 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
18130 "extern" declaration.
18132 2008-04-30 Richard Guenther <rguenther@suse.de>
18134 PR tree-optimization/21636
18135 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
18137 (evaluate_stmt): Print the likely value.
18138 (ccp_visit_stmt): Avoid excessive vertical spacing.
18140 2008-04-30 Rafael Espíndola <espindola@google.com>
18142 * builtins.c (fold_call_expr): Return realret.
18143 * tree-ssa-threadedge.c
18144 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18145 __builtin_object_size.
18147 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
18149 * gcc.c (wrapper_string): New variable.
18150 (insert_wrapper): New function.
18151 (execute): New option -wrapper.
18152 * doc/invoke.texi (Overall Options): New driver option -wrapper.
18154 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
18156 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
18157 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
18158 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
18160 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
18161 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
18162 config/rs6000/e500crtres64gprctr.asm,
18163 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
18164 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
18165 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
18166 config/rs6000/e500crtsav64gprctr.asm,
18167 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
18168 config/rs6000/e500crtsavg64gprctr.asm: New files.
18169 * config/rs6000/t-ppccomm: Add build rules for new files.
18170 (LIB2FUNCS_STATIC_EXTRA): Add new files.
18171 * config/rs6000/t-netbsd: Add build rules for new files.
18172 (LIB2FUNCS_STATIC_EXTRA): New variable.
18173 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
18174 (CRTSAVRES_DEFAULT_SPEC): Likewise.
18175 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
18177 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
18179 * config/i386/i386.c (ix86_builtin_type): Add
18180 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
18181 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
18182 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
18183 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
18184 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
18185 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
18186 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
18187 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
18188 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
18189 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
18190 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
18191 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
18192 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
18193 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
18194 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
18195 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
18196 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
18197 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
18198 V1DI_FTYPE_V2SI_V2SI.
18199 (bdesc_2arg): Moved to ...
18200 (bdesc_args): Here.
18201 (ix86_init_mmx_sse_builtins): Updated.
18202 (ix86_expand_args_builtin): Updated. Take a pointer
18203 to const struct builtin_description. Handle comparison
18205 (ix86_expand_sse_compare): Take a new argument for swapping operands.
18206 (ix86_expand_builtin): Updated.
18208 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
18209 (ssse3_pmaddubsw128): This.
18210 (ssse3_pmaddubswv4hi3): Renamed to ...
18211 (ssse3_pmaddubsw): This.
18213 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
18214 (__builtin_ia32_packssdw128): Likewise.
18215 (__builtin_ia32_packuswb128): Likewise.
18216 (__builtin_ia32_pmaddubsw): Likewise.
18217 (__builtin_ia32_pmaddubsw128): Likewise.
18219 2008-04-30 Richard Guenther <rguenther@suse.de>
18221 PR tree-optimization/14847
18222 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
18223 (recognize_bits_test): Use it.
18224 (recognize_single_bit_test): Likewise.
18226 2008-04-30 Martin Jambor <mjambor@suse.cz>
18228 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
18229 instead of setting number of formal parameters to zero.
18230 (ipcp_init_stage): Do not set the number of actual parameters to zero
18232 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
18233 which are called with variable number of arguments.
18234 (ipcp_insert_stage): Explicitely skipping all nodes which are
18235 called with variable number of arguments.
18236 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
18237 number of parameters.
18239 * ipa-prop.h (struct ipa_node_params): Added flag
18240 called_with_var_arguments
18241 (ipa_set_param_count): Added. Changed sole setter to use it.
18242 (ipa_get_param_count): Added. All readers of param_count
18243 converted to use it instead.
18244 (ipa_set_called_with_variable_arg): Added.
18245 (ipa_is_called_with_var_arguments): Added.
18246 (ipa_get_ith_param): Added. All readers of param_decls converted
18248 (ipa_set_cs_argument_count): Added, sole writer to argument_count
18250 (ipa_get_cs_argument_count): Added, all readers of argument_count
18252 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
18255 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
18256 (struct ipcp_lattice): Renamed cval_type to type
18257 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
18259 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
18260 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
18261 (ipcp_insert_stage): Changed the type of variable cvalue to tree
18262 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
18263 (build_const_val): Changed the type of parameter cvalue to tree
18264 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
18265 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
18267 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
18270 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
18271 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
18272 (ipa_add_method): Renamed to ipa_push_func_to_list
18273 (ipa_remove_method): Renamed to ipa_pop_func_from_list
18274 (ipa_callsite_param_count): Removed.
18275 (ipa_callsite_param_count_set): Removed.
18276 (ipa_callsite_param): Removed.
18277 (ipa_callsite_callee): Removed.
18278 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
18279 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
18280 (ipa_method_formal_count): Removed.
18281 (ipa_method_formal_count_set): Removed.
18282 (ipa_method_get_tree): Removed.
18283 (ipa_method_tree_map_create): Removed.
18284 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
18285 (ipa_create_param_decls_array): Creates the array itself
18286 (ipa_create_param_decls_array): Temporary variable info instead of
18287 a few dereferences.
18288 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
18289 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
18290 (get_type): Removed.
18291 (ipa_jf_get_info_type): Removed.
18292 (ipa_node_create): Renamed to ipa_create_node_params
18293 (ipa_free): Renamed to ipa_free_all_node_params
18294 (ipa_nodes_create): Renamed to ipa_create_all_node_params
18295 (ipa_edges_create): Renamed to ipa_create_all_edge_args
18296 (ipa_edges_free): Renamed to ipa_free_all_edge_args
18297 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
18298 (ipa_free_all_node_params): Deallocation to jump_functions moved to
18299 ipa_free_all_edge_args
18300 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
18301 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
18302 (ipa_create_methodlist_node): Removed.
18303 (ipa_methodlist_method): Removed.
18304 (ipa_methodlist_method_set): Removed.
18305 (ipa_methodlist_next_method): Removed.
18306 (ipa_methodlist_next_method_set): Removed.
18307 (ipa_method_is_modified): Removed.
18308 (ipa_method_modify_create): Removed.
18309 (ipa_method_modify_init): Temporary variable info instead of a few
18311 (ipa_detect_param_modifications): Temporary variable info instead of
18312 a few dereferences.
18313 (ipa_compute_jump_functions): Temporary variable info instead of
18314 a few dereferences.
18315 (ipa_method_modify_set): Removed.
18316 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
18317 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
18318 than craph_node as the first parameter.
18319 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
18320 (ipa_method_modify_init): Removed.
18321 (ipa_compute_jump_functions): Added a temp variable instead of
18322 repeatadly dereferencing the cgraph_edge.aux pointer
18323 (ipa_callsite_param_set_type): Removed.
18324 (ipa_compute_jump_functions): i renamed to index and moved to
18326 (ipa_callsite_param_set_info_type_formal): Removed.
18327 (ipa_callsite_param_set_info_type): Removed.
18328 (ipa_callsite_param_map_create): Removed.
18329 (ipa_callsite_tree): Removed.
18330 (ipa_callsite_caller): Removed.
18331 (ipa_pop_func_from_list): return_method removed to return_func
18333 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
18334 prefixed all values with IPA_. Changed all users.
18335 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
18336 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
18337 and FORMAL_IPATYPE IPA_PASS_THROUGH.
18338 (union parameter_info): Renamed to jump_func_value.
18339 (union jump_func_value): Renamed value to constant
18340 (struct ipa_jump_func): Renamed info_type to value
18341 (struct ipa_node): Renamed to ipa_node_params
18342 (struct ipa_node_params): Renamed ipa_arg_num to param_count
18343 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
18344 (struct ipa_node_params): Renamed ipa_mod to modified_flags
18345 (struct ipa_edge): Renamed to ipa_edge_args
18346 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
18347 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
18348 (struct ipa_methodlist): Renamed to ipa_func_list
18349 (struct ipa_func_list): method_p renamed to node, next_method
18351 (ipa_methodlist_p): Removed, switched all users to struct pointer
18352 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
18354 2008-04-30 Alan Modra <amodra@bigpond.net.au>
18356 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
18357 (rs6000_emit_epilogue): Use backchain to restore only when we
18358 have a large frame. Make use of frame pointer to restore if we
18359 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
18361 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
18363 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18364 Add mode to zero_extract.
18365 (sign bit tests peepholes): (Ditto.).
18367 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
18369 * config/i386/i386.c (ix86_builtins): Replace Prescott New
18370 Instructions in comments with SSE3.
18371 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
18372 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
18373 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
18374 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
18375 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
18376 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
18377 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
18378 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
18379 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
18380 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
18381 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
18382 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
18383 (bdesc_sse_args): Renamed to ...
18384 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
18385 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
18386 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
18387 IX86_BUILTIN_FABSQ.
18388 (bdesc_1arg): Moved to ...
18389 (bdesc_args): Here.
18390 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
18391 Instructions in comments with SSE3.
18392 (ix86_expand_sse_operands_builtin): Renamed to ...
18393 (ix86_expand_args_builtin): This. Updated.
18394 (ix86_expand_unop1_builtin): Update comments.
18395 (ix86_expand_builtin): Updated.
18397 2008-04-29 Richard Guenther <rguenther@suse.de>
18399 PR tree-optimization/36078
18400 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
18401 Update virtual SSA form after cleaning up the CFG.
18403 2008-04-29 Richard Guenther <rguenther@suse.de>
18405 PR middle-end/15255
18406 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
18408 2008-04-29 Richard Guenther <rguenther@suse.de>
18410 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
18411 (compute_may_aliases): Do not call finalize_ref_all_pointers.
18412 (compute_flow_insensitive_aliasing): Do not treat
18413 PTR_IS_REF_ALL pointers special.
18414 (get_smt_for): Likewise.
18415 (may_alias_p): Re-structure.
18416 (is_escape_site): A ref-all pointer conversion is not an escape site.
18417 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
18418 PTR_IS_REF_ALL pointers special.
18419 * tree-ssa-structalias.h (struct alias_info): Remove
18420 ref_all_symbol_mem_tag field.
18421 (PTR_IS_REF_ALL): Remove.
18423 2008-04-29 Richard Guenther <rguenther@suse.de>
18425 PR middle-end/36077
18426 * fold-const.c (extract_muldiv_1): In combining division constants
18427 make sure to never overflow.
18429 2008-04-29 Nick Clifton <nickc@redhat.com>
18431 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
18433 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18436 * optc-gen.awk: Work around HP-UX/IA awk bug.
18438 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
18440 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
18443 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18446 * config/i386/i386.md
18447 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
18448 Change operand 1 predicate to nonimmediate_operand.
18450 2008-04-28 Jakub Jelinek <jakub@redhat.com>
18453 * dwarf2out.c (struct die_struct): Mark as chain_circular through
18455 * gengtype.c (walk_type, write_func_for_structure): Handle
18457 * doc/gty.texi: Document chain_circular.
18459 2008-04-28 Richard Guenther <rguenther@suse.de>
18461 PR tree-optimization/36066
18462 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
18465 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18468 * config/i386/i386.md
18469 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
18470 Use match_scratch instead of match_operand for operands 3 and 4.
18472 2008-04-27 Richard Guenther <rguenther@suse.de>
18474 PR tree-optimization/18754
18475 PR tree-optimization/34223
18476 * tree-pass.h (pass_complete_unrolli): Declare.
18477 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
18478 loop size before and after unconditionally of UL_NO_GROWTH in effect.
18479 Rewrite loop into loop closed SSA form if it is not already.
18480 (tree_unroll_loops_completely): Re-structure to iterate over
18481 innermost loops with intermediate CFG cleanups.
18482 Unroll outermost loops only if requested or the code does not grow
18484 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
18485 loops are available.
18486 (tree_vectorize): Instead do so here.
18487 (tree_complete_unroll): Also unroll outermost loops.
18488 (tree_complete_unroll_inner): New function.
18489 (gate_tree_complete_unroll_inner): Likewise.
18490 (pass_complete_unrolli): New pass.
18491 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
18492 uses outside of the loop.
18493 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
18494 form if it is available.
18495 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
18496 * passes.c (init_optimization_passes): Schedule complete inner
18497 loop unrolling pass before the first CCP pass after final inlining.
18499 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
18501 * targhooks.h (default_emutls_var_fields,
18502 default_emutls_var_init): Declare.
18503 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
18504 * target.h (struct gcc_target): Add struct emutls member.
18505 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
18506 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
18507 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
18508 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
18509 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
18510 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
18511 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
18512 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
18513 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
18514 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
18515 emit debug information.
18516 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
18517 * varasm.c: Include targhooks.h.
18518 (emutls_object_section, emutls_tmpl_section): New.
18519 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
18520 (EMUTLS_SEPARATOR): New.
18521 (prefix_name): New.
18522 (get_emutls_object_name): New.
18523 (default_emutls_var_fields): New, broken out of ...
18524 (get_emutls_object_type): ... here. Adjust to use target hooks.
18525 (get_emutls_init_templ_addr): Adjust to use target hooks.
18526 (emutls_decl): Adjust to use target hooks.
18527 (emutls_finish): Likewise.
18528 (default_emutls_var_init): New, broken out of ...
18529 (assemble_variable): ... here. Adjust to use target hooks.
18530 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
18531 SECCAT_EMUTLS_TMPL.
18532 * c-common.c (handle_section_attribute): Prevent overriding
18533 sections for emulated tls with special sections.
18534 * config/i386/i386.c (x86_64_elf_select_section): Add
18535 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
18536 (x86_64_elf_unique_section): Likewise.
18537 * config/vxworks.c: Include tree.h.
18538 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
18539 (vxworks_override_options): Set TLS scheme.
18540 * doc/tm.texi (Emulated TLS): New node.
18542 2008-04-26 Simon Baldwin <simonb@google.com>
18545 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
18546 with propagated string constants.
18548 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
18550 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
18551 constraint for operand 2 when operand 0 is memory operand.
18552 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
18553 operand 0 is memory operand.
18554 (fix_trunc<mode>_i387_with_temp): Ditto.
18555 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
18556 operand 2 when operand 1 is memory operand.
18557 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
18558 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
18559 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
18560 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18561 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
18562 operands 2,3 and 4 when operand 1 is memory operand.
18563 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
18565 (fistdi2_floor_with_temp): Ditto.
18566 (fist<mode>2_floor_with_temp): Ditto.
18567 (fistdi2_ceil_with_temp): Ditto.
18568 (fist<mode>2_ceil_with_temp): Ditto.
18569 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
18571 2008-04-26 David Daney <ddaney@avtrex.com>
18573 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
18575 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
18576 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18577 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18578 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
18579 (compare_and_swap_12): New insn.
18580 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
18581 * config/mips/mips.c (mips_force_binary): New function.
18582 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
18583 (mips_expand_compare_and_swap_12): New function.
18584 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
18586 2008-04-25 Jan Hubicka <jh@suse.cz>
18589 * cfgexpand.c (pass_expand): Turn into RTL pass.
18590 * passes.c (execute_one_pass): Do pass typechecking after execution.
18591 * tree-pass.h (pass_expand): Turn into RTL pass.
18593 * function.h (struct rtl_data): Move here fields
18594 accesses_prior_frames, calls_eh_return, saves_all_registers,
18595 has_nonlocal_goto, has_asm_statement, is_thunk,
18596 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
18597 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
18598 arg_pointer_save_area_init from struct function; turn into bool.
18599 (struct function): Move
18600 calls_eh_return, saves_all_registers, has_nonlocal_goto,
18601 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
18602 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
18603 tail_call_emit, arg_pointer_save_area_init
18604 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
18605 (current_function_returns_struct, current_function_returns_pcc_struct,
18606 current_function_calls_setjmp, current_function_calls_alloca,
18607 current_function_accesses_prior_frames,
18608 current_function_calls_eh_return, current_function_is_thunk,
18609 current_function_stdarg, current_function_profile,
18610 current_function_limit_stack, current_function_uses_pic_offset_table,
18611 current_function_uses_const_pool, current_function_has_nonlocal_label,
18612 current_function_saves_all_registers,
18613 current_function_has_nonlocal_goto,
18614 current_function_has_asm_statement): Remove accesor macros.
18615 * ra-conflict.c (global_conflicts): Update.
18616 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
18617 (suitable_for_tail_call_opt_p): Update.
18618 * builtins.c (expand_builtin_return_addr): Update.
18619 (expand_builtin_setjmp_setup): Update.
18620 (expand_builtin_nonlocal_goto): Update.
18621 * final.c (final_start_function): Update.
18622 (profile_function): Update.
18623 (leaf_function_p): Update.
18624 (only_leaf_regs_used): Update.
18625 * df-scan.c (df_get_exit_block_use_set): Update.
18626 * dojump.c (clear_pending_stack_adjust): Update.
18627 * tree-stdarg.c (gate_optimize_stdarg): Update.
18628 * gimple-low.c (lower_function_body): Update.
18629 * global.c (compute_regsets): Update.
18630 (global_alloc): Update.
18631 * dwarf2out.c (dwarf2out_begin_prologue): Update.
18632 * expr.c (expand_assignment): Update.
18633 * dse.c (dse_step0): Update.
18634 (dse_step1): Update.
18635 * c-decl.c (store_parm_decls): Update.
18636 * local-alloc.c (combine_regs): Update.
18637 (find_free_reg): Update.
18638 * function.c (assign_parms_augmented_arg_list): Update.
18639 (assign_parm_find_data_types): Update.
18640 (assign_parms): Update.
18641 (allocate_struct_function): Update.
18642 (expand_function_start): Update.
18643 (expand_function_end): Update.
18644 (get_arg_pointer_save_area): Update.
18645 (thread_prologue_and_epilogue_insns): Update.
18646 (rest_of_match_asm_constraints): Update.
18647 * stor-layout.c (variable_size): Update.
18648 * gcse.c (gcse_main): Update.
18649 (bypass_jumps): Update.
18650 * gimplify.c (gimplify_function_tree): Update.
18651 * calls.c (emit_call_1): Update.
18652 (expand_call): Update.
18653 * bt-load.c (compute_defs_uses_and_gen): Update.
18654 * except.c (sjlj_assign_call_site_values): Update.
18655 (sjlj_emit_function_enter): Update.
18656 (can_throw_external): Update.
18657 (set_nothrow_function_flags): Update.
18658 (expand_builtin_unwind_init): Update.
18659 (expand_eh_return): Update.
18660 (convert_to_eh_region_ranges): Update.
18661 (output_function_exception_table): Update.
18662 * emit-rtl.c (gen_tmp_stack_mem): Update.
18663 * cfgexpand.c (expand_used_vars): Update.
18664 (tree_expand_cfg): Update.
18665 * cfgcleanup.c (rest_of_handle_jump): Update.
18666 * explow.c (allocate_dynamic_stack_space): Update.
18667 * varasm.c (assemble_start_function): Update.
18668 (force_const_mem): Update.
18669 (mark_constant_pool): Update.
18670 * tree-optimize.c (tree_rest_of_compilation): Update.
18671 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
18672 * tree-cfg.c (notice_special_calls): Update.
18673 (is_ctrl_altering_stmt): Update.
18674 (tree_can_make_abnormal_goto): Update.
18675 (tree_purge_dead_abnormal_call_edges): Update.
18676 * config/alpha/predicates.md: Update.
18677 * config/alpha/alpha.c (alpha_sa_mask): Update.
18678 (alpha_sa_size): Update.
18679 (alpha_does_function_need_gp): Update.
18680 (alpha_expand_prologue): Update.
18681 (alpha_start_function): Update.
18682 (alpha_output_function_end_prologue): Update.
18683 (alpha_expand_epilogue): Update.
18684 * config/frv/frv.c (frv_stack_info): Update.
18685 (frv_expand_epilogue): Update.
18686 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
18687 (s390_register_info): Update.
18688 (s390_frame_info): Update.
18689 (s390_init_frame_layout): Update.
18690 (s390_can_eliminate): Update.
18691 (save_gprs): Update.
18692 * config/spu/spu.c (spu_split_immediate): Update.
18693 (need_to_save_reg): Update.
18694 (spu_expand_prologue): Update.
18695 (spu_expand_epilogue): Update.
18696 * config/sparc/sparc.md: Update.
18697 * config/sparc/sparc.c (eligible_for_return_delay): Update.
18698 (sparc_tls_got): Update.
18699 (legitimize_pic_address): Update.
18700 (sparc_emit_call_insn): Update.
18701 (sparc_expand_prologue): Update.
18702 (output_return): Update.
18703 (print_operand): Update.
18704 (sparc_function_ok_for_sibcall): Update.
18705 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
18706 * config/m32r/m32r.md: Update.
18707 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
18708 (m32r_compute_frame_size): Update.
18709 (m32r_expand_prologue): Update.
18710 (m32r_expand_epilogue): Update.
18711 (m32r_legitimize_pic_address): Update.
18712 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
18713 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18714 * config/i386/i386.c (ix86_frame_pointer_required): Update.
18715 (gen_push): Update.
18716 (ix86_save_reg): Update.
18717 (ix86_compute_frame_layout): Update.
18718 (ix86_expand_prologue): Update.
18719 (ix86_expand_epilogue): Update.
18720 * config/sh/sh.c (output_stack_adjust): Update.
18721 (calc_live_regs): Update.
18722 (sh5_schedule_saves): Update.
18723 (sh_expand_prologue): Update.
18724 (sh_expand_epilogue): Update.
18725 (sh_setup_incoming_varargs): Update.
18726 (sh_allocate_initial_value): Update.
18727 (sh_get_pr_initial_val): Update.
18728 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
18729 * config/sh/sh.md (label:): Update.
18730 * config/avr/avr.c (out_movhi_mr_r): Update.
18731 * config/crx/crx.h (enum): Update.
18732 * config/xtensa/xtensa.h (along): Update.
18733 * config/stormy16/stormy16.c Update.
18734 (xstormy16_compute_stack_layout): Update.
18735 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
18736 (fr30_expand_prologue): Update.
18737 * config/cris/cris.c (cris_conditional_register_usage): Update.
18738 (cris_reg_saved_in_regsave_area): Update.
18739 (cris_initial_frame_pointer_offset): Update.
18740 (cris_simple_epilogue): Update.
18741 (cris_expand_prologue): Update.
18742 (cris_expand_epilogue): Update.
18743 (cris_expand_pic_call_address): Update.
18744 (cris_asm_output_symbol_ref): Update.
18745 (cris_asm_output_label_ref): Update.
18746 * config/cris/cris.md Update.
18747 * config/iq2000/iq2000.c (compute_frame_size): Update.
18748 (iq2000_expand_epilogue): Update.
18749 * config/mt/mt.h (save_direction): Update.
18750 * config/mn10300/mn10300.c (mn10300_function_value): Update.
18751 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18752 (ia64_secondary_reload_class): Update.
18753 * config/m68k/m68k.c (m68k_save_reg): Update.
18754 (m68k_expand_prologue): Update.
18755 (m68k_expand_epilogue): Update.
18756 (legitimize_pic_address): Update.
18757 * config/rs6000/rs6000.c (rs6000_got_register): Update.
18758 (first_reg_to_save): Update.
18759 (first_altivec_reg_to_save): Update.
18760 (compute_vrsave_mask): Update.
18761 (compute_save_world_info): Update.
18762 (rs6000_stack_info): Update.
18763 (spe_func_has_64bit_regs_p): Update.
18764 (rs6000_ra_ever_killed): Update.
18765 (rs6000_emit_eh_reg_restore): Update.
18766 (rs6000_emit_allocate_stack): Update.
18767 (rs6000_emit_prologue): Update.
18768 (rs6000_emit_epilogue): Update.
18769 (rs6000_output_function_epilogue): Update.
18770 (output_profile_hook): Update.
18771 (rs6000_elf_declare_function_name): Update.
18772 * config/rs6000/rs6000.h (rs6000_args): Update.
18773 * config/rs6000/rs6000.md: Update.
18774 * config/mcore/mcore.c (mcore_expand_prolog): Update.
18775 * config/arc/arc.c (arc_output_function_epilogue): Update.
18776 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
18777 * config/darwin.c (machopic_function_base_name): Update.
18778 * config/score/score3.c (score3_compute_frame_size): Update.
18781 (score3_epilogue): Update.
18782 * config/score/score7.c (score7_compute_frame_size): Update.
18783 (score7_prologue): Update.
18784 (score7_epilogue): Update.
18785 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
18786 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18787 * config/arm/arm.c (use_return_insn): Update.
18788 (require_pic_register): Update.
18789 (arm_load_pic_register): Update.
18790 (arm_compute_save_reg0_reg12_mask): Update.
18791 (arm_compute_save_reg_mask): Update.
18792 (thumb1_compute_save_reg_mask): Update.
18793 (output_return_instruction): Update.
18794 (arm_output_function_prologue): Update.
18795 (arm_output_epilogue): Update.
18796 (arm_get_frame_offsets): Update.
18797 (arm_expand_prologue): Update.
18798 (thumb_pushpop): Update.
18799 (thumb_exit): Update.
18800 (thumb1_expand_prologue): Update.
18801 (thumb1_expand_epilogue): Update.
18802 (arm_unwind_emit): Update.
18803 (arm_output_fn_unwind): Update.
18804 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
18805 * config/arm/arm.md: Update.
18806 * config/pa/pa.md: Update.
18807 * config/pa/pa.c (legitimize_pic_address): Update.
18808 (compute_frame_size): Update.
18809 (hppa_expand_prologue): Update.
18810 (hppa_expand_epilogue): Update.
18811 (borx_reg_operand): Update.
18812 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
18813 (HARD_REGNO_RENAME_OK): Update.
18814 * config/mips/mips.c (mips_global_pointer): Update.
18815 (mips_save_reg_p): Update.
18816 (mips_compute_frame_info): Update.
18817 (mips_frame_pointer_required): Update.
18818 (mips_expand_prologue): Update.
18819 (mips_expand_epilogue): Update.
18820 (mips_can_use_return_insn): Update.
18821 (mips_reorg_process_insns): Update.
18822 * config/v850/v850.c (compute_register_save_size): Update.
18823 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
18824 * config/mmix/mmix.c (along): Update.
18825 (mmix_expand_epilogue): Update.
18826 * config/bfin/bfin.c (legitimize_pic_address): Update.
18827 (must_save_p): Update.
18828 (stack_frame_needed_p): Update.
18829 (add_to_reg): Update.
18830 (bfin_expand_prologue): Update.
18831 * stmt.c (expand_asm_operands): Update.
18832 * reload1.c (reload): Update.
18833 (init_elim_table): Update.
18835 2008-04-25 Bob Wilson <bob.wilson@acm.org>
18837 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
18839 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
18841 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
18842 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
18843 (mov<mode>): Removed.
18844 (*movv4sf_internal): Likewise.
18845 (*movv2df_internal): Likewise.
18847 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
18849 * config.gcc (crx-*-elf): Remove deprecation.
18851 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
18853 * config/i386/cygming-crtend.c (register_frame_ctor): Register
18854 __gcc_deregister_frame with atexit.
18855 (deregister_frame_dtor): Remove.
18857 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
18858 Nathan Sidwell <nathan@codesourcery.com>
18860 * config/rs6000/rs6000.opt (mspe): Remove Var property.
18862 * config/rs6000/rs6000.h (rs6000_spe): Declare.
18863 (rs6000_isel): Likewise.
18864 * config/rs6000/rs6000.c (rs6000_spe): New variable.
18865 (rs6000_isel): New variable.
18866 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
18868 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18871 * c-common.c (handle_vector_size_attribute): Call
18872 lang_hooks.types.reconstruct_complex_type instead of
18873 reconstruct_complex_type.
18874 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
18875 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
18876 * langhooks.h (struct lang_hooks_for_types): Add
18877 reconstruct_complex_type hook.
18878 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
18879 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
18881 2008-04-24 Richard Guenther <rguenther@suse.de>
18883 * c-common.h (check_builtin_function_arguments): Declare.
18884 * c-common.c (validate_nargs): New function.
18885 (check_builtin_function_arguments): Likewise.
18886 * c-typeck.c (build_function_call): Call
18887 check_builtin_function_arguments.
18888 * builtins.c (fold_builtin_classify): Remove error reporting code.
18889 (fold_builtin_unordered_cmp): Likewise.
18890 (fold_builtin_1): Likewise.
18891 (fold_builtin_n): Likewise.
18893 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18895 PR tree-optimization/36008
18896 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
18897 the original op1, rather than delta by step.
18899 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
18900 Sebastian Pop <sebastian.pop@amd.com>
18902 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
18903 eliminate_local_variables_stmt, eliminate_local_variables,
18904 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
18905 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
18906 of code delimited by two edges in the CFG.
18907 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
18908 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
18909 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
18910 the case of parallelisation of reductions.
18911 (expr_invariant_in_region_p): New.
18913 * tree-flow.h (gather_blocks_in_sese_region): Declared.
18914 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
18916 2008-04-24 Ira Rosen <irar@il.ibm.com>
18917 Richard Guenther <rguenther@suse.de>
18919 PR tree-optimization/36034
18920 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
18921 incapable of dealing with loads with gaps.
18923 2008-04-24 Rafael Espíndola <espindola@google.com>
18925 * tree-flow.h (vrp_evaluate_conditional): Change signature.
18926 * tree-ssa-propagate.c (fold_predicate_in): Update call to
18927 vrp_evaluate_conditional.
18928 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
18929 (vrp_evaluate_conditional): Split the cond argument.
18930 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
18931 (simplify_stmt_for_jump_threading): Update call to
18932 vrp_evaluate_conditional.
18934 2008-04-24 Ira Rosen <irar@il.ibm.com>
18936 PR tree-optimization/35982
18937 * tree-vect-analyze.c (vect_check_interleaving): Check that the
18938 interleaved data-refs are of the same type.
18940 2008-04-24 Danny Smith <dannysmith@users.net>
18942 * c-format.c (check_format_info_main): Use strncmp rather than a
18943 magic prefix to handle multichar length specs.
18944 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
18945 Don't prefix "I64" and "I32" with '\0'.
18947 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18950 * config/i386/i386.c (init_cumulative_args): Don't pass anything
18951 in registers for -m32 only if stdarg_p (fntype).
18953 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
18955 PR rtl-optimization/36006
18956 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
18957 temp to op0 in order to avoid invalid rtx sharing.
18959 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
18961 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
18962 check TREE_INVARIANT.
18963 * tree-gimple.c (is_gimple_address): New.
18964 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
18965 * tree-gimple.h (is_gimple_address): New.
18966 * tree.h (decl_address_invariant_p): New.
18967 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
18968 (build_string): Likewise.
18969 (decl_address_invariant_p): New, from is_gimple_invariant_address.
18970 (tree_invariant_p_1): Likewise.
18971 (save_expr): Use it.
18972 (tree_invariant_p): New.
18973 (skip_simple_arithmetic): Use it.
18974 (stabilize_reference_1): Use it.
18975 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
18977 (build1_stat): Drop code to compute TREE_INVARIANT.
18978 (build2_stat): Drop code to compute TREE_INVARIANT.
18979 (build3_stat): Drop code to compute TREE_INVARIANT.
18980 (build4_stat): Drop code to compute TREE_INVARIANT.
18981 (build5_stat): Drop code to compute TREE_INVARIANT.
18982 (build7_stat): Drop code to compute TREE_INVARIANT.
18983 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
18984 * tree.h (struct tree_base): Remove invariant_flag.
18985 (TREE_INVARIANT): Remove.
18986 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
18987 (fold_builtin_expect): Check TREE_CONSTANT.
18988 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
18989 * c-tree.h (c_expr_to_decl): Drop third parameter.
18990 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
18991 (build_c_cast): Don't set TREE_INVARIANT.
18992 (pop_init_level): Don't set TREE_INVARIANT.
18993 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
18994 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
18996 (gimplify_init_constructor): Don't set TREE_INVARIANT.
18997 (gimplify_addr_expr): Adjust comment.
18998 * tree-mudflap.c (mf_build_string):
18999 * print-tree.c (print_node): Don't print TREE_INVARIANT.
19000 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
19001 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
19002 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
19003 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
19004 * langhooks.h (struct lang_hooks): Drop third parameter from
19007 2008-04-23 Richard Guenther <rguenther@suse.de>
19009 PR tree-optimization/27799
19010 PR tree-optimization/32921
19011 PR tree-optimization/32624
19012 * tree-ssa-structalias.c (merge_smts_into): Only merge the
19013 SMTs aliases and the tag itself into the solution.
19014 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
19015 merge the points-to solution back into the SMT aliases.
19016 (may_alias_p): Use alias_set_subset_of instead of
19017 aliases_conflict_p. A pointer which points to
19018 memory with alias set zero may access any variable.
19020 2008-04-23 Richard Guenther <rguenther@suse.de>
19022 * alias.c (alias_set_subset_of): Correctly handle asking
19023 if zero is a subset of an alias set with zero child.
19024 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
19025 (compute_flow_insensitive_aliasing): Correctly walk all
19026 pointers. Do not unnecessarily union sets.
19028 2008-04-23 Richard Guenther <rguenther@suse.de>
19030 PR middle-end/36021
19031 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
19033 2008-04-22 Tomas Bily <tbily@suse.cz>
19035 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
19037 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
19039 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19040 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19041 * tree-inline.c (estimate_num_insns_1): Likewise.
19042 * varasm.c (const_hash_1, compare_constant, copy_constant)
19043 (compute_reloc_for_constant, output_addressed_constants): Likewise.
19044 * emit-rtl.c (component_ref_for_mem_expr)
19045 (set_mem_attributes_minus_bitpos): Likewise.
19046 * expr.c (highest_pow2_factor, expand_expr_real_1, )
19047 (is_aligning_offset): Likewise.
19048 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
19049 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19050 * dojump.c (do_jump): Likewise.
19051 * builtins.c (get_pointer_alignment, get_memory_rtx)
19052 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
19053 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
19055 2008-04-23 Jakub Jelinek <jakub@redhat.com>
19057 PR rtl-optimization/36017
19058 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
19059 expanding the library call.
19061 2008-04-22 Ian Lance Taylor <iant@google.com>
19063 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
19064 than size_in_bytes.
19066 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
19068 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
19069 of LR/CTR moves for Power6.
19071 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
19073 PR middle-end/36003
19074 * passes.c (init_optimization_passes): Remove
19075 pass_fast_rtl_byte_dce.
19077 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
19080 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
19081 builtin functions to generate faster code.
19082 (_mm_cvtpu16_ps): Ditto.
19083 (_mm_cvtpi32x2_ps): Ditto.
19085 2008-04-22 Nick Clifton <nickc@redhat.com>
19087 * common.opt (ftree-loop-distribution): Add Optimization
19090 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
19091 (frv_expand_builtin_va_start): Likewise.
19093 * config/arm/arm.c (thumb_find_work_register): Fix location of
19094 argument register count.
19096 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19098 Support scheduling for ColdFire V1 and V3 microarchitecture.
19099 Improve scheduling of multiplication instructions.
19101 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
19102 (mac): New instruction attribute.
19103 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
19104 (m68k_sched_mac): New variable.
19105 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
19106 Handle cfv1 and cfv3.
19107 (max_insn_size): New static variable.
19108 (struct _sched_ib): New type.
19109 (sched_ib): New static variable.
19110 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
19111 to fields of 'struct _sched_ib sched_ib'. Update all uses.
19112 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
19114 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
19115 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
19116 new variables. Update.
19117 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19118 Add modeling of cfv3 instruction buffer. Update.
19119 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
19120 * config/m68k/m68k.h (TUNE_CFV3): New macro.
19121 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
19122 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
19123 a particular reservation applies to.
19124 (type2): Reorganize attribute values. Rename alu to alu_reg,
19125 alu_l to alu, move_l to omove. Join move to alu. Split mul
19126 to mul_l and mul_w.
19127 (cf_ib_*): Simplify description of instruction buffer.
19128 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
19129 (cf_mem): Split into cf_mem1 and cf_mem2.
19130 (cf_v2_move_??): Rename to cfv12_alu_??.
19131 (cf_v2_move_l_??): Rename to cfv12_omove_??.
19132 (cf_v2_mul_??): Remove reservations.
19133 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
19134 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
19135 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
19137 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
19138 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
19139 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
19140 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
19141 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
19142 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
19143 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
19144 expansions of the above reservations for instructions of sizes
19147 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19149 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
19151 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
19153 * coverage.c: Include tree-pass.h.
19154 (coverage_counter_alloc): Print da_file_name to the dump file.
19156 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
19158 * sbitmap.c (sbitmap_range_empty_p): New function.
19159 * sbitmap.h (sbitmap_range_empty_p): New function.
19160 * bitmap.h: Now includes obstack.h.
19162 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
19163 Kenneth Zadeck <zadeck@naturalbridge.com>
19165 * dbgcnt.def (ra_byte_scan): Added.
19166 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
19167 when the last hit happens for a counter.
19168 * timevar.def (TV_DF_BYTE_LR): New variable.
19169 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
19170 * passes.c (pass_fast_rtl_byte_dce): New pass.
19171 * fwprop.c (update_df): Added mode to call df_ref_create.
19172 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19173 DF_REF_EXTRACT_OFFSET.
19174 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
19175 DF_BYTE_LR_OUT, df_byte_lr): New macro.
19177 (df_ref_extract): Added mode field.
19178 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
19179 DF_REF_EXTRACT_OFFSET.
19180 (DF_REF_EXTRACT_MODE): New macro.
19181 (df_byte_lr_bb_info): New structure.
19182 (df_print_byte_regset, df_compute_accessed_bytes,
19183 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
19184 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
19185 df_byte_lr_simulate_uses,
19186 df_byte_lr_simulate_artificial_refs_at_top,
19187 df_byte_lr_simulate_artificial_refs_at_end,
19188 df_compute_accessed_bytes): New function.
19189 (df_ref_create): Add parameter.
19190 (df_byte_lr_get_bb_info): New inline function.
19191 * df-scan.c (df_ref_record, df_uses_record,
19192 df_ref_create_structure): Added mode parameter.
19193 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
19194 df_defs_record, df_uses_record, df_get_conditional_uses,
19195 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
19196 df_entry_block_defs_collect, df_exit_block_uses_collect):
19197 Added mode parameter to calls to df_ref_record, df_uses_record,
19198 df_ref_create_structure.
19199 (df_ref_equal_p, df_ref_compare): Added test for modes.
19200 (df_ref_create_structure): Added code to set mode. Renamed
19201 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19202 DF_REF_EXTRACT_OFFSET.
19203 * df-core.c (df_print_byte_regset): New function.
19204 * df-byte-scan.c: New file.
19205 * df-problems.c (df_rd_transfer_function): Removed unnecessary
19206 calls to BITMAP_FREE.
19207 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
19208 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
19209 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
19210 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
19211 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
19212 df_byte_lr_local_compute, df_byte_lr_init,
19213 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
19214 df_byte_lr_transfer_function, df_byte_lr_free,
19215 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
19216 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
19217 df_byte_lr_simulate_uses,
19218 df_byte_lr_simulate_artificial_refs_at_top,
19219 df_byte_lr_simulate_artificial_refs_at_end): New function.
19220 * dce.c (byte_dce_process_block): New function.
19221 (dce_process_block): au is now passed in rather than computed
19222 locally. Changed loops that look at artificial defs to not look
19223 for conditional or partial ones, because there never are any.
19224 (fast_dce): Now is able to drive byte_dce_process_block or
19225 dce_process_block depending on the kind of dce being done.
19226 (rest_of_handle_fast_dce): Add parameter to fast_dce.
19227 (rest_of_handle_fast_byte_dce): New function.
19228 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
19229 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
19231 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
19234 * gcc.h: Added fortran options that take arguments to
19235 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
19238 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
19240 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
19241 scalarization if on the LHS and not a full access.
19243 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19245 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
19247 2008-04-18 Rafael Espíndola <espindola@google.com>
19249 * tree-vrp.c (find_case_label_index): Fix the binary search.
19250 (find_case_label_range): New.
19251 (vrp_visit_switch_stmt): Use find_case_label_range.
19252 (simplify_switch_using_ranges): Use find_case_label_range.
19254 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
19256 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
19257 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
19259 2008-04-18 Tom Tromey <tromey@redhat.com>
19262 * doc/cpp.texi (Implementation-defined behavior): Mention
19265 2008-04-18 Ian Lance Taylor <iant@google.com>
19267 * fold-const.c (pointer_may_wrap_p): New static function.
19268 (fold_comparison): Add another test for pointer overflow. Use
19269 pointer_may_wrap_p to disable some false positives.
19271 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
19273 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
19274 (fname_as_string): Match updated cpp_interpret_string prototype.
19275 (fix_string_type): Support char16_t* and char32_t*.
19276 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
19277 derivative) nodes. Register as builtin if C++0x.
19278 (c_parse_error): Support CPP_CHAR{16,32}.
19279 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
19280 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
19281 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
19282 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
19283 CTI_CHAR32_ARRAY_TYPE>: New elements.
19284 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
19285 char32_type_node, signed_char32_type_node, char16_array_type_node,
19286 char32_array_type_node): New defines.
19287 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
19288 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
19289 (lex_string): Support CPP_STRING{16,32}, match updated
19290 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
19291 (lex_charconst): Support CPP_CHAR{16,32}.
19292 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
19293 and CPP_STRING{16,32}.
19295 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
19298 * aclocal.m4: Regenerate.
19299 * configure: Regenerate.
19301 2008-04-18 Jan Hubicka <jh@suse.cz>
19303 * except.c (dw2_size_of_call_site_table,
19304 sjlj_size_of_call_site_table): Use vector API for call_site_record.
19306 * cgraphbuild.c (build_cgraph_edges): Update.
19307 * tree-pass.h: Update comment.
19308 * final.c (leaf_function_p): Update.
19309 (leaf_renumber_regs): Update.
19310 (rest_of_clean_state): Update.
19311 * omp-low.c (expand_omp_parallel): Update.
19312 * ipa-reference.c (analyze_function): Update.
19313 * reorg.c (find_end_label): Update.
19314 (optimize_skip): Update.
19315 (fill_simple_delay_slots): Update.
19316 (fill_simple_delay_slots): Update.
19317 (make_return_insns): Update.
19318 (dbr_schedule): Update.
19319 * gimple-low.c (record_vars_into): Update.
19320 * cfgbuild.c (make_edges): Update.
19321 * function.c (assign_stack_local): Update.
19322 (assign_parm_adjust_stack_rtl): Update.
19323 (locate_and_pad_parm): Update.
19324 (allocate_struct_function): Do not initialize stack_alignment_needed
19325 and preferred_stack_boundary here.
19326 (stack_protect_prologue): Update.
19327 (stack_protect_epilogue): Update.
19328 (expand_function_start): Initialize stack_alignment_needed,
19329 preferred_stack_boundary and max_jumptable_ents.
19330 (expand_function_end): Update.
19331 (free_after_compilation): Do not NULLify epilogue_delay_list.
19332 * function.h (struct rtl_data): Add stack_protect_guard,
19333 stack_alignment_needed,
19334 preferred_stack_boundary, epilogue_delay_list.
19335 (struct function): Remove value_histograms, stack_alignment_needed,
19336 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
19338 unexpanded_var_list, stack_protect_guard.
19339 (current_function_epilogue_delay_list): Remove.
19340 * ipa-type-escape.c (analyze_function): Update.
19341 * gimplify.c (pop_gimplify_context): Update comment.
19342 * calls.c (expand_call): Update.
19343 (emit_library_call_value_1): Update.
19344 * except.c (set_nothrow_function_flags): Update.
19345 * cfgexpand.c (get_decl_align_unit): Update.
19346 (create_stack_guard): Update.
19347 (estimated_stack_frame_size): Update.
19348 (expand_used_vars): Update.
19349 (tree_expand_cfg): Free histogram earliers, init expansion variables.
19350 * explow.c (allocate_dynamic_stack_space): Update.
19351 * tree-ssa-live.c (remove_unused_locals): Update.
19352 * varasm.c (mark_constant_pool): Update.
19353 * tree-inline.c (remap_decls): Update.
19354 (initialize_cfun): Update.
19355 (declare_return_variable): Update.
19356 (inline_forbidden_p): Update.
19357 (expand_call_inline): Update.
19358 (declare_inline_vars): Update.
19359 (tree_function_versioning): Update.
19360 * tree-flow.h (value_histograms): New.
19361 (VALUE_HISTOGRAMS): New macro.
19362 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
19364 * tree-cfg.c (set_bb_for_stmt): Update.
19365 (replace_by_duplicate_decl): Update.
19366 (move_block_to_fn): Update.
19367 (new_label_mapper): Update.
19368 (dump_function_to_file): Update.
19369 * ipa-struct-reorg.c (build_data_structure): Update.
19370 * cfgrtl.c (print_rtl_with_bb): Update.
19371 * reload1.c (reload): Update.
19373 * config/i386/i386.c (setup_incoming_varargs_64,
19374 ix86_compute_frame_layout): Update.
19375 * config/arc/arc.c (arc_output_function_epilogue): Update.
19377 2008-04-18 Marius Strobl <marius@FreeBSD.org>
19379 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
19380 for FreeBSD as well.
19381 * gthr-posix95.h: Likewise.
19383 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
19385 PR rtl-optimization/35838
19386 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
19387 out the byte offset of the first subreg.
19389 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
19391 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
19392 to split_ti instead of three separate calls with single member arrays.
19393 (subti3 splitter): Ditto.
19394 (adddi3 splitter): Ditto with split_di.
19395 (subdi3 splitter): Ditto.
19396 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
19397 two separate calls with single member arrays. Swap match_dup
19398 operands 1 and 2 to better fit into the array.
19399 (negdi2 splitter): Ditto with split_di.
19400 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
19401 two separate calls with single member arrays. Swap match_dup operands
19402 6 and 7 to better fit into the array.
19404 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
19406 * config/i386/i386.c (sse_builtin_type): New.
19407 (bdesc_sse_args): Likewise.
19408 (bdesc_sse_3arg): Removed.
19409 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19410 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
19411 IX86_BUILTIN_ROUNDPS.
19412 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
19413 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
19414 IX86_BUILTIN_ROUNDPS.
19415 (ix86_expand_sse_4_operands_builtin): Removed.
19416 (ix86_expand_sse_operands_builtin): New.
19417 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
19418 and CODE_FOR_sse4_1_roundps.
19419 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19420 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
19422 2008-04-17 Alan Modra <amodra@bigpond.net.au>
19425 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
19426 regs before frame pop when needed. If use_backchain_to_restore_sp
19427 then load backchain into a temp reg to restore vr and vrsave. Add
19428 code to restore vr after frame pop if possible.
19430 2008-04-17 Richard Guenther <rguenther@suse.de>
19432 * tree-vn.c (expressions_equal_p): Do not check type
19433 equality or compatibility before calling operand_equal_p.
19434 * fold-const.c (operand_equal_p): Check equivalence of
19435 integer constants before bailing out due to signedness or
19436 precision differences.
19437 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
19438 spurious differences in type qualification. Ignore types
19439 for COMPONENT_REFs at all.
19441 2008-04-17 Christian Bruel <christian.bruel@st.com>
19443 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
19444 msw_skip comparison.
19446 2008-04-16 Jakub Jelinek <jakub@redhat.com>
19449 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
19452 PR tree-optimization/35899
19453 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
19454 rather than TREE_OPERAND.
19456 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
19459 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
19460 temporary registers. Change operand predicate to general_operand.
19461 (remainderxf3): Ditto.
19463 2008-04-16 Richard Guenther <rguenther@suse.de>
19465 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
19466 * tree-affine.c (aff_combination_expand): Look through some
19469 2008-04-15 Doug Kwan <dougkwan@google.com>
19471 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
19473 * tree-pretty-print.c (dump_generic_node): Ditto.
19474 * final.c (output_addr_const): Ditto.
19475 * dwarf2out.c (output_cfi): Ditto.
19476 * c-pretty-print.c (pp_c_integer_constant): Ditto.
19477 * print-rtl.c (print_rtx): Ditto.
19478 * print-tree.c (print_node_brief, print_node): Ditto.
19479 * c-common.c (match_case_to_enum_1): Ditto.
19480 * sched-vis.c (print_value): Ditto.
19481 * config/i386/i386.c (print_operand): Cast to long unsigned int
19484 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
19485 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
19486 MS Windows VirtualProtect function.
19488 2008-04-15 Jan Hubicka <jh@suse.cz>
19490 * gengtype.c (write_root): Param_is argument is OK.
19491 * expr.c (expand_expr_real_1): Update call of get_exception_*.
19492 * function.h: Include varray.h
19493 (rtl_eh): New stucture based on except.c one.
19494 (call_site_record): New forward declaration and vector type.
19495 * calls.c (emit_call_1): Do not call
19496 note_current_region_may_contain_throw.
19497 * except.c (eh_status): Remove cur_region, try_region since they are
19499 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
19500 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
19501 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
19502 Remove call_site_data_used, call_site_data_size.
19503 Turn call_site_record into vector in function.h.
19504 (note_current_region_may_contain_throw): Remove.
19505 (get_exception_pointer, get_exception_filter): Do not take struct
19506 function argument; update.
19507 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
19508 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
19509 build_post_landing_pads, dw2_build_landing_pads,
19510 sjlj_assign_call_site_values, sjlj_mark_call_sites,
19511 sjlj_emit_function_enter, sjlj_emit_function_enter,
19512 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
19513 sjlj_build_landing_pads, finish_eh_generation,
19514 remove_exception_handler_label, remove_eh_handler,
19515 maybe_remove_eh_handler, add_reachable_handler,
19516 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
19517 add_action_record, collect_one_action_chain, add_call_site,
19518 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
19519 sjlj_output_call_site_table, output_function_exception_table,
19520 * except.h (note_current_region_may_contain_throw): Remove
19521 (get_exception_pointer, get_exception_filter): Do not take struct
19523 * Makefile.in (GTFILES): Put varargs before struct function.
19525 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19527 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
19528 punt for STRING_CST.
19529 (get_constraint_for): Deal with STRING_CST here instead.
19531 2008-04-15 Richard Guenther <rguenther@suse.de>
19533 * tree-ssa-propagate.c (substitute_and_fold): Substitute
19534 statements in a basic-block with a backward walk. Do not
19535 substitute into dead statements but instead remove those.
19537 2008-04-15 Richard Guenther <rguenther@suse.de>
19539 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
19540 to zero, thus disable creation of SFTs.
19542 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19544 * tree-predcom.c (suitable_reference_p): Return false if the
19545 reference can throw.
19547 2008-04-15 Jakub Jelinek <jakub@redhat.com>
19550 * c-decl.c (finish_decl): If extern or static var has variable
19551 size, set TREE_TYPE (decl) to error_mark_node.
19553 2008-04-15 Rafael Espíndola <espindola@google.com>
19555 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
19558 2008-04-15 Richard Guenther <rguenther@suse.de>
19560 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
19561 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
19562 (visit_reference_op_load): Do walk vuse-vdef chains on
19563 vn_reference_lookup.
19564 (visit_reference_op_store): But do not here.
19565 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
19566 vn_reference_lookup.
19567 (vn_lookup_with_vuses): But do so here.
19569 2008-04-14 Ian Lance Taylor <iant@google.com>
19571 * fold-const.c (fold_overflow_warning): Remove assertion.
19573 2008-04-15 Ben Elliston <bje@au.ibm.com>
19575 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
19576 temp1 local variables.
19578 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
19581 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
19582 ".text.unlikely" section as executable.
19584 2008-04-14 James E. Wilson <wilson@tuliptree.org>
19586 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19587 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
19588 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
19589 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
19590 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
19591 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
19592 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
19594 2008-04-14 Ian Lance Taylor <iant@google.com>
19596 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
19597 * fold-const.c (fold_comparison): If appropriate, test
19598 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
19599 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
19600 reassociating a pointer type.
19601 * doc/invoke.texi (Optimize Options): Document that
19602 -fstrict-overflow applies to pointer wraparound.
19604 2008-04-13 Jan Hubicka <jh@suse.cz>
19606 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
19608 2008-04-12 Andrew Pinski <pinskia@gmail.com>
19610 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
19611 we are going to "save the world".
19613 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
19615 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
19616 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
19617 operand 0 constraint, not "=".
19619 2008-04-11 James E. Wilson <wilson@tuliptree.org>
19621 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
19623 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19625 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
19626 of size of positions_needed * CHAR_BIT.
19628 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19630 PR middle-end/35897
19631 * dse.c (store_info): Change positions_needed to unsigned
19633 (lowpart_bitmask): New.
19634 (record_store): Cast to unsigned HOST_WIDE_INT for
19635 positions_needed. Assert width <= size of positions_needed *
19636 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
19637 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
19638 lowpart_bitmask to set mask.
19640 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19642 * config/bfin/constraints.md: New file.
19643 * config/bfin/bfin.md: Include it.
19644 (adddi3): Use satisfies_constraint functions instead of the old macros.
19645 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
19646 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
19647 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
19648 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
19649 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
19650 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
19651 EXTRA_CONSTRAINT): Delete.
19652 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
19653 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
19655 * config/bfin/bfin.c: Include "tm-constrs.h".
19656 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
19657 Use satisfies_constraint functions instead of the old macros.
19658 * doc/md.texi (Blackfin Constraints): Update file name reference.
19660 2008-04-11 Richard Guenther <rguenther@suse.de>
19662 PR tree-optimization/35869
19663 * tree-vrp.c (execute_vrp): Move switch statement update after
19664 jump threading. Schedule another cfg cleanup run.
19666 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
19669 * attribs.c (decl_attributes): Return early on errorneous node.
19671 2008-04-10 Oleg Ryjkov <olegr@google.com>
19673 * tree.h (struct tree_base): Added a new flag default_def_flag.
19674 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
19676 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
19678 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
19680 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19683 * pa.md: Define mode iterator P. Define mode attribute dwc.
19684 (dcacheflush): Update pattern to use iterator P and attribute dwc.
19685 (icacheflush): Likewise.
19686 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
19687 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
19689 2008-04-11 Ben Elliston <bje@au.ibm.com>
19691 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
19693 2008-04-10 Rafael Espíndola <espindola@google.com>
19695 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
19696 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
19697 (extract_range_from_expr): The same.
19699 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19701 * config/mips/mips.md (GPR2): New mode iterator.
19702 (seq): Add comment.
19703 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
19704 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
19705 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
19706 Rewrite these to take two modes, the mode of comparison and the
19707 mode of the destination.
19708 * config/mips/mips.c (mips_expand_scc): Instead of having
19709 paradoxical subreg as destination, expand "narrowing" scc if mode
19710 of comparison is SI and target is requested in DI mode.
19711 (mips_emit_int_order_test): Update comment. Make mode of
19712 comparison match CMP0 rather than TARGET. When creating inverse
19713 target use mode of TARGET.
19715 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19717 * gcov-dump.c (tag_summary): Only print summaries for the first
19718 GCOV_COUNTERS_SUMMABLE counters.
19720 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
19722 * config/i386/i386.md (absneg): New code iterator.
19723 (absnegprefix): New code attribute.
19724 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
19725 patterns using absneg code iterator.
19726 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
19727 using absneg code iterator.
19728 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
19729 *neg<mode>2 patterns using absneg code iterator.
19730 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19731 *negextendsfdf2 patterns using absneg code iterator.
19732 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
19733 *negextendsfxf2 patterns using absneg code iterator.
19734 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19735 *negextendsfdf2 patterns using absneg code iterator.
19736 * config/i386/sse.md (<code><mode>2): Macroize expander from
19737 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
19739 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
19741 * config/s390/s390.h: Remove the remains of the recent search
19742 & replace action of current_function_outgoing_args_size.
19744 2008-04-10 Ira Rosen <irar@il.ibm.com>
19746 PR tree-optimization/35821
19747 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
19748 NEW_STMT_LIST is not NULL.
19750 2008-04-09 David Edelsohn <edelsohn@gnu.org>
19753 * toplev.c (process_options): Remove -ffunction-sections debugging
19756 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
19758 PR middle-end/PR28690
19759 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
19760 than gen_rtx_fmt_ee to perform more canonicalizations.
19762 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19765 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
19767 2008-04-09 Richard Guenther <rguenther@suse.de>
19769 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
19770 (dump_function_to_file): Dump function arguments with types.
19772 2008-04-08 Richard Guenther <rguenther@suse.de>
19774 * fold-const.c (fold_widened_comparison): Do not allow
19775 sign-changes that change the result.
19777 2008-04-08 Janis Johnson <janis187@us.ibm.com>
19780 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
19781 kinds of indirect references.
19783 2008-04-08 David Edelsohn <edelsohn@gnu.org>
19785 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
19786 GNU Fortran language string.
19788 2008-04-08 Rafael Espíndola <espindola@google.com>
19790 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
19791 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
19792 * tree.h (tree_call_nonnegative_warnv_p): New.
19794 2008-04-08 Jan Hubicka <jh@suse.cz>
19796 * function.c (free_after_compilation): Clear out regno_reg_rtx
19799 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
19802 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19804 PR middle-end/PR28690
19805 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
19806 same precedence as REG_POINTER and MEM_POINTER operands.
19808 2008-04-08 Richard Guenther <rguenther@suse.de>
19810 PR middle-end/35834
19811 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
19812 for adding index to base.
19814 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
19816 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
19817 (MINGW_ENABLE_EXECUTE_STACK): New.
19818 (IN_LIBGCC2): For libgcc include windows.h file for
19819 function declarations.
19821 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
19823 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
19824 and tem2 if tem1 is not a REG or MULT.
19826 2008-04-08 Jan Hubicka <jh@suse.cz>
19828 * function.h (incomming_args): Break out of struct function.
19829 (function_subsections): Break out of struct function.
19830 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
19831 return_rtx and hard_reg_initial_vals from struct function.
19832 Kill inl_max_label_num.
19833 (current_function_pops_args, current_function_args_info,
19834 current_function_args_size, current_function_args_size,
19835 current_function_pretend_args_size,
19836 current_function_outgoing_args_size,
19837 current_function_internal_arg_pointer, current_function_return_rtx):
19838 Kill compatibility accestor macros.
19839 * builtins.c (expand_builtin_apply_args_1): Update.
19840 (expand_builtin_next_arg): Update.
19841 * df-scan.c (df_get_call_refs): Update.
19842 * dbxout.c (dbxout_function_end): Update.
19843 * dwarf2out.c (dwarf2out_switch_text_section): Update.
19844 (output_line_info): Update.
19845 (secname_for_decl): Update.
19846 (dwarf2out_var_location): Update.
19847 * function.c (free_after_compilation): Update.
19848 (assign_parm_find_stack_rtl): Update.
19849 (assign_parms): Update.
19850 (expand_dummy_function_end): Update.
19851 (expand_function_end): Update.
19852 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
19853 (expand_call): Update.
19854 (emit_library_call_value_1): Update.
19855 (store_one_arg): Update.
19856 * varasm.c (initialize_cold_section_name): Update.
19857 (unlikely_text_section): Update.
19858 (unlikely_text_section_p): Update.
19859 (assemble_start_function): Update.
19860 (assemble_end_function): Update.
19861 (default_section_type_flags): Update.
19862 (switch_to_section): Update.
19863 * integrate.c (set_decl_abstract_flags): Update.
19864 (get_hard_reg_initial_val): Update.
19865 (has_hard_reg_initial_val): Update.
19866 (allocate_initial_values): Update.
19867 * resource.c (init_resource_info): Update.
19868 * config/alpha/alpha.c (NUM_ARGS): Update.
19869 (direct_return): Update.
19870 (alpha_va_start): Update.
19871 (alpha_sa_size): Update.
19872 (alpha_initial_elimination_offset): Update.
19873 (alpha_expand_prologue): Update.
19874 (alpha_start_function): Update.
19875 (alpha_expand_epilogue): Update.
19876 (unicosmk_initial_elimination_offset):
19877 * config/alpha/alpha.md (call expander): Update.
19878 * config/s390/s390.c (s390_register_info): Update.
19879 (s390_register_info): Update.
19880 (s390_frame_info): Update.
19881 (s390_initial_elimination_offset): Update.
19882 (s390_build_builtin_va_list): Update.
19883 (s390_va_start): Update.
19884 * config/spu/spu.c (direct_return): Update.
19885 (spu_expand_prologue): Update.
19886 (spu_initial_elimination_offset): Update.
19887 (spu_build_builtin_va_list): Update.
19888 (spu_va_start): Update.
19889 * config/sparc/sparc.c (sparc_init_modes): Update.
19890 (sparc_compute_frame_size): Update.
19891 (function_value): Update.
19892 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
19893 * config/i386/i386.md (return expander): Update.
19894 * config/i386/i386.c (ix86_va_start): Update.
19895 (ix86_can_use_return_insn_p): Update.
19896 (ix86_compute_frame_layout): Update.
19897 (ix86_expand_epilogue): Update.
19898 * config/sh/sh.c (output_stack_adjust): Update.
19899 (calc_live_regs): Update.
19900 (sh_expand_prologue): Update.
19901 (sh_builtin_saveregs): Update.
19902 (sh_va_start): Update.
19903 (initial_elimination_offset): Update.
19904 (sh_allocate_initial_value): Update.
19905 (sh_function_ok_for_sibcall): Update.
19906 (sh_get_pr_initial_val): Update.
19907 * config/sh/sh.md (return expander): Update.
19908 * config/avr/avr.c (frame_pointer_required_p): UPdate.
19909 * config/crx/crx.c (crx_compute_frame): UPdate.
19910 (crx_initial_elimination_offset): UPdate.
19911 * config/xtensa/xtensa.c (compute_frame_size): Update
19912 (xtensa_builtin_saveregs): Update.
19913 (xtensa_va_start): Update.
19914 (order_regs_for_local_alloc): Update.
19915 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
19916 (xstormy16_expand_builtin_va_start): Update.
19917 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
19918 * config/m68hc11/m68hc11.md (return expanders): Update.
19919 * config/m68hc11/m68hc11.c (expand_prologue): Update.
19920 (expand_epilogue): Update.
19921 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
19922 (cris_simple_epilogue): Update.
19923 (cris_expand_prologue): Update.
19924 (cris_expand_epilogue): Update.
19925 * config/iq2000/iq2000.c (iq2000_va_start): Update.
19926 (compute_frame_size): Update.
19927 * config/mt/mt.c (mt_compute_frame_size): Update.
19928 * config/mn10300/mn10300.c (expand_prologue): Update.
19929 (expand_epilogue): Update.
19930 (initial_offset): Update.
19931 (mn10300_builtin_saveregs):
19932 * config/mn10300/mn10300.md (return expander): Update.
19933 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19934 (ia64_initial_elimination_offset): Update.
19935 (ia64_initial_elimination_offset): Update.
19936 (ia64_expand_prologue): Update.
19937 * config/m68k/m68k.md (return expander): Update.
19938 * config/rs6000/rs6000.c (rs6000_va_start): Update.
19939 (rs6000_stack_info): Update.
19940 * config/mcore/mcore.c (layout_mcore_frame): Update.
19941 (mcore_expand_prolog): Update.
19942 * config/arc/arc.c (arc_compute_frame_size): Update.
19943 * config/score/score3.c (score3_compute_frame_size): Update.
19944 * config/score/score7.c (score7_compute_frame_size): Update.
19945 * config/arm/arm.c (use_return_insn): Update.
19946 (thumb_find_work_register): Update.
19947 (arm_compute_save_reg_mask): Update.
19948 (arm_output_function_prologue): Update.
19949 (arm_output_epilogue): Update.
19950 (arm_size_return_regs): Update.
19951 (arm_get_frame_offsets): Update.
19952 (arm_expand_prologue): Update.
19953 (thumb_exit): Update.
19954 (thumb_unexpanded_epilogue): Update.
19955 (thumb1_output_function_prologue): Update.
19956 * config/pa/pa.md (return expander): Update.
19957 * config/pa/pa.c (compute_frame_size): Update.
19958 (hppa_builtin_saveregs): Update.
19959 * config/mips/mips.c (mips_va_start): Update.
19960 (mips16_build_function_stub): Update.
19961 (mips_compute_frame_info): Update.
19962 (mips_restore_gp): Update.
19963 (mips_output_function_prologue): Update.
19964 (mips_expand_prologue): Update.
19965 * config/v850/v850.c (compute_frame_size): Update.
19966 (expand_prologue): * config/mmix/mmix.c (along): update.
19967 (mmix_initial_elimination_offset): update.
19968 (mmix_reorg): update.
19969 (mmix_use_simple_return): update.
19970 (mmix_expand_prologue): update.
19971 (mmix_expand_epilogue): Update.
19972 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
19973 (emit_link_insn): Update.
19975 2008-04-08 Anatoly Sokolov <aesok@post.ru>
19977 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
19978 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
19980 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
19983 2008-04-07 Jan Hubicka <jh@suse.cz>
19985 * function.h (rtl): Rename to x_rtl.
19986 (crtl): New define.
19987 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19988 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19989 used_temp_slots avail_temp_slots, temp_slot_level,
19990 nonlocal_goto_handler_labels): Update accesstors.
19991 (rtl): New global variable.
19992 (struct function): Move some fileds to rtl_data.
19993 (get_arg_pointer_save_area): Update prototype.
19994 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19995 get_arg_pointer_save_area.
19996 * expr.c (init_expr): Update
19997 * function.c (get_frame_size): Update
19998 (assign_stack_local): Update
19999 (expand_function_end): Update.
20000 (get_art_pointer_save_area): Update
20002 * emit-rtl.c (rtl): Declare.
20003 (regno_reg_rtx): Declare.
20004 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20006 (gen_reg_rtx): Update.
20007 * varasm.c (n_deferred_constatns): Update accestor.
20008 (init_varasm_status): Do not allocate varasm_status.
20009 (force_const_mem, get_pool_size, output_constant_pool): Update.
20010 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20011 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20012 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
20013 * sparc/sparc.h (INIT_EXPANDERS): Update.
20014 * ia64/ia64.h (INIT_EXPANDERS): Update.
20016 2008-04-07 James E. Wilson <wilson@tuliptree.org>
20018 * reload.c (push_secondary_reload): Add missing break to for loop.
20020 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
20022 PR middle-end/PR28690
20023 * rtlanal.c: Update copyright years.
20024 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
20025 as REG_POINTER and MEM_POINTER operands.
20026 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
20027 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
20028 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
20029 * gcse.c: Update copyright years.
20030 (pre_delete): Call gen_reg_rtx_and_attrs.
20031 (hoist_code): Likewise.
20032 (build_store_vectors): Likewise.
20033 (delete_store): Likewise.
20034 * loop-invariant.c (move_invariant_reg): Likewise.
20035 Update copyright years.
20037 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
20039 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
20040 control string instead of quoted.
20042 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
20044 * doc/rtl.texi: Rewrite of subreg section.
20046 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
20049 * config/i386/i386.c (legitimize_pic_address): Add treating
20050 of dllimport SYM_REF's.
20051 (legitimize_dllimport_symbol): Add prototype.
20053 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20055 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
20056 reference in constructor with non self-referential type.
20058 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20060 Removal of Return with Depressed Stack Pointer support
20061 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
20062 (ECF_SP_DEPRESSED): Likewise.
20063 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
20064 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
20065 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20066 (expand_call): Do not test ECF_SP_DEPRESSED.
20067 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20068 * function.c (keep_stack_depressed): Delete.
20069 (handle_epilogue_set): Likewise.
20070 (update_epilogue_consts): Likewise.
20071 (emit_equiv_load): Likewise.
20072 (thread_prologue_and_epilogue_insns): Remove support for Return with
20073 Depressed Stack Pointer.
20074 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20076 2008-04-06 Richard Guenther <rguenther@suse.de>
20078 PR tree-optimization/35400
20079 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
20080 information from SSA_NAMEs.
20082 2008-04-06 Anatoly Sokolov <aesok@post.ru>
20084 * config/avr/avr.h (avr_mega_p): Remove declaration.
20085 (AVR_MEGA): Remove macro.
20086 * config/avr/avr.c (avr_mega_p): Remove variable.
20087 (avr_override_options): Remove inicializion of avr_mega_p.
20088 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20089 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20090 (avr_jump_mode): (Ditto.).
20091 (avr_output_progmem_section_asm_op): (Ditto.).
20092 (avr_asm_init_sections): (Ditto.).
20093 (avr_asm_init_sections): (Ditto.).
20094 (avr_rtx_costs): (Ditto.).
20095 * config/avr/avr.md: (Ditto.).
20096 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
20099 2008-04-06 Richard Guenther <rguenther@suse.de>
20101 PR tree-optimization/35842
20102 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
20103 is_gimple_invariant_address.
20105 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
20107 * gcc.c (default_compilers): Sync Fortran extensions list with
20108 that in fortran/lang-specs.h.
20109 * doc/invoke.texi: Likewise.
20110 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
20111 * dwarf2out.c (gen_compile_unit_die): Likewise.
20113 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
20115 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
20117 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
20120 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
20121 attribute is used for nested functions.
20123 2008-04-05 Jan Hubicka <jh@suse.cz>
20125 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
20127 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
20129 (dump_files): Update.
20130 (enable_rtl_dump_file): Do not accept letter argument.
20131 * tree-pass.h (dump_file_info): Remove letter argument.
20132 * toplev.c (decode_d_option): Update -da handling.
20133 * toplev.h (enable_rtl_dump_file): Update prototype.
20134 * passes.c (register_one_dump_file): Do not accept IPA argument; work
20135 it out based on pass type.
20136 (register_dump_files_1): Likewise.
20137 (init_optimization_passes): Update register_one_dump_file calls.
20138 (execute_one_pass): Sanity check that IPA passes are called at IPA
20139 level and RTL passes at RTL level.
20140 (execute_pass_list): IPA pass can not be after or subpass of
20142 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
20143 disallov RTL subpasses of IPA subpasses.
20145 2008-04-05 Ben Elliston <bje@au.ibm.com>
20147 * tree-cfg.c (need_fake_edge_p): Return false for calls to
20148 builtins that return exactly once and do not throw. Cache call to
20151 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
20153 PR rtl-optimization/34916
20154 PR middle-end/35519
20155 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
20156 between instruction pairs.
20158 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
20160 * doc/invoke.texi: Document -mbitops for SH.
20161 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
20162 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
20163 * config/sh/sh.c (print_operand): Add %t operand code.
20164 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
20165 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
20166 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
20167 (extendqihi2): Likewise.
20168 (movqi_i): Likewise.
20169 (insv): Use bset, bclr and bst instructions for SH2A if possible.
20170 (extv): Use bld instruction for SH2A if possible.
20172 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
20173 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
20174 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
20175 (bset.b, bclr.b): Define peepholes.
20176 * config/sh/sh.opt (mbitops): New option.
20178 2008-04-04 Janis Johnson <janis187@us.ibm.com>
20181 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
20182 and view convert expression.
20184 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20187 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
20189 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
20191 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
20193 * config/i386/cpuid.h (bit_AES): New.
20194 (bit_PCLMUL): Likewise.
20196 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
20197 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
20198 SSE2 if AES or PCLMUL is enabled.
20199 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
20200 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20201 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
20202 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
20203 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
20204 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
20205 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20206 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
20207 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
20208 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
20209 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
20210 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
20211 __builtin_ia32_aeskeygenassist128 and
20212 __builtin_ia32_pclmulqdq128.
20213 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
20214 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
20215 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
20217 * config/i386/i386.h (TARGET_AES): New.
20218 (TARGET_PCLMUL): Likewise.
20219 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
20221 * config/i386/i386.md (UNSPEC_AESENC): New.
20222 (UNSPEC_AESENCLAST): Likewise.
20223 (UNSPEC_AESDEC): Likewise.
20224 (UNSPEC_AESDECLAST): Likewise.
20225 (UNSPEC_AESIMC): Likewise.
20226 (UNSPEC_AESKEYGENASSIST): Likewise.
20227 (UNSPEC_PCLMUL): Likewise.
20229 * config/i386/i386.opt (maes): New.
20230 (mpclmul): Likewise.
20232 * config/i386/sse.md (aesenc): New pattern.
20233 (aesenclast): Likewise.
20234 (aesdec): Likewise.
20235 (aesdeclast): Likewise.
20236 (aesimc): Likewise.
20237 (aeskeygenassist): Likewise.
20238 (pclmulqdq): Likewise.
20240 * config/i386/wmmintrin.h: New.
20242 * doc/extend.texi: Document AES and PCLMUL built-in function.
20244 * doc/invoke.texi: Document -maes and -mpclmul.
20246 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
20248 * function.c (free_after_parsing): Replace with
20249 cxx_push_function_context from C++ front-end.
20250 (allocate_struct_function): Don't call langhook.
20251 * langhooks.h (struct lang_hooks_for_functions): Delete.
20252 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
20254 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
20255 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
20256 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
20257 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
20258 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
20259 remove LANG_HOOKS_FUNCTION_INITIALIZER.
20260 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
20262 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
20263 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
20265 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20268 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
20271 2008-04-04 Richard Guenther <rguenther@suse.de>
20273 PR middle-end/35823
20274 * fold-const.c (optimize_minmax_comparison): Use the correct
20275 type for the constant in the simplified comparison.
20277 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
20279 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
20280 Pass L2 size as "--param l2-cache-size" to the compiler.
20281 (decode_l2_cache): New function to decode L2 cache parameters using
20282 0x8000006 extended cpuid function.
20283 (detect_caches_amd): Determine parameters of L2 cache using
20284 decode_l2_caches function.
20285 (decode_caches_intel): Decode L2 cache parameters.
20286 (detect_caches_intel): Determine L2 cache parameters using
20287 decode_caches_intel and decode_l2_caches functions.
20289 2008-04-03 Bob Wilson <bob.wilson@acm.org>
20291 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
20292 secondary input reload for subword loads from the constant pool.
20294 2008-04-03 Janis Johnson <janis187@us.ibm.com>
20297 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
20298 constants of the appropriate size for runtime calculations.
20301 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
20302 decimal-float literal constant zero.
20304 2008-04-03 Jakub Jelinek <jakub@redhat.com>
20307 * c-parser.c (c_parser_omp_atomic): Call
20308 default_function_array_conversion on the RHS.
20310 PR middle-end/35818
20311 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
20312 call is_variable_sized if decl has incomplete type.
20314 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
20316 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
20318 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
20320 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
20322 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
20323 (sgt<u>): Merge sgt and sgtu into new expander.
20324 (sgt, sgtu): Remove expanders.
20325 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
20326 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
20327 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
20328 *sgtu_<mode>_mips16 into new pattern.
20329 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
20330 (sge<u>): Merge sge and sgeu into new expander.
20331 (sge, sgeu): Remove expanders.
20332 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
20334 (*sge_<mode>, second *sge_<mode>): Remove patterns.
20335 (slt<u>): Merge slt and sltu into new expander.
20336 (slt, sltu): Remove expanders.
20337 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
20338 (*slt_<mode>, *sltu_<mode>): Remove patterns.
20339 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
20340 *sltu_<mode>_mips16 into new pattern.
20341 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
20342 (sle<u>): Merge sle and sleu into new expander.
20343 (sle, sleu): Remove expanders.
20344 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
20345 (*sle_<mode>, *sleu_<mode>): Remove patterns.
20346 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
20347 *sleu_<mode>_mips16 into new pattern.
20348 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
20350 2008-04-03 Jan Hubicka <jh@suse.cz>
20352 PR tree-optimization/35795
20353 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
20354 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20355 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
20356 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
20357 * score/score3.c (score3_output_mi_thunk): Likewise.
20358 * score/score7.c (score7_output_mi_thunk): Likewise.
20359 * mips/mips.c (mips_output_mi_thunk): Likewise.
20361 2008-04-03 Richard Guenther <rguenther@suse.de>
20363 * tree-vrp.c (extract_range_from_unary_expr): Handle all
20364 conversions. Simplify code.
20366 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
20368 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
20370 2008-04-03 Tom Tromey <tromey@redhat.com>
20371 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20373 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20374 * config/bfin/t-bfin-linux (generated_files): Add
20375 linux-sysroot-suffix.h.
20376 * doc/install.texi (Prerequisites): Require make 3.80.
20377 * doc/sourcebuild.texi (Front End Directory): Document new
20379 * Makefile.in (generated_files): New variable.
20380 (ALL_HOST_OBJS): New variable.
20381 ($(ALL_HOST_OBJS)): New target.
20383 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20385 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
20386 (remap_block): Call id->transform_lang_insert_block instead
20388 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
20389 Set id.transform_lang_insert_block to NULL.
20390 (clone_body): Move to cp/optimize.c
20391 * tree-inline.h (struct copy_body_data): Change
20392 transform_lang_insert_block to function pointer.
20393 (copy_generic_body, copy_decl_no_change): Export.
20394 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
20395 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
20396 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
20398 * c-tree.h (insert_block): Kill.
20399 * c-decl.c (insert_block): Kill.
20401 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20403 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20404 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20405 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
20407 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
20408 argument, call {push,pop}_function_context from here.
20409 * c-parser.c: Use c_{push,pop}_function_context.
20411 * function.c (push_function_context_to): Move meat ...
20412 (push_function_context): ... here. Simplify.
20413 * function.c (pop_function_context_from): Move meat ...
20414 (pop_function_context): ... here. Simplify.
20415 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
20417 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20418 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20419 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
20420 * tree.h (push_function_context_to, pop_function_context_from): Remove.
20422 2008-04-03 Ben Elliston <bje@au.ibm.com>
20424 * expmed.c (extract_force_align_mem_bit_field): Remove.
20426 2008-04-03 Richard Guenther <rguenther@suse.de>
20428 PR middle-end/35800
20429 * expr.h (try_casesi): Adjust prototype.
20430 * expr.c (try_casesi): Take fallback label as extra parameter.
20431 Use that for gen_casesi if default_label is NULL.
20432 * stmt.c (expand_case): Pass fallback label to try_casesi,
20433 make sure to fill gaps with a fallback label if default_label
20436 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
20439 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
20441 2008-04-03 Ben Elliston <bje@au.ibm.com>
20443 * expmed.c (extract_split_bit_field): Remove if (0) code.
20444 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
20445 (do_ds_constraint): Likewise.
20447 2008-04-02 Joseph Myers <joseph@codesourcery.com>
20449 * doc/cppopts.texi (-dU): Document.
20450 * c-common.h (flag_dump_macros): Update comment.
20451 * c-opts.c (handle_OPT_d): Handle -dU.
20452 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
20453 dump_queued_macros, cb_used_define, cb_used_undef): New.
20454 (init_pp_output): Handle -dU.
20455 (cb_line_change): Call dump_queued_macros.
20456 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
20458 2008-04-02 Anatoly Sokolov <aesok@post.ru>
20460 * config/avr/predicates.md (io_address_operand): New predicate.
20461 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
20462 * config/avr/avr.c (avr_io_address_p): Remove function.
20463 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
20464 'avr_io_address_p' function.
20465 (out_movhi_r_mr): (Ditto.).
20466 (out_movqi_mr_r): (Ditto.).
20467 (out_movhi_mr_r): (Ditto.).
20468 (avr_address_cost): (Ditto.).
20470 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
20472 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
20473 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
20474 in 32bit mode when XMM registers are available to avoid store
20476 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
20477 corresponding post-reload splitters.
20479 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20481 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
20482 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
20483 __builtin_ia32_roundss.
20484 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
20485 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
20486 __builtin_ia32_roundss.
20487 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
20488 IX86_BUILTIN_SHUFPD here.
20490 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20492 * config/i386/i386.md (plogic): New.
20493 (plogicprefix): Likewise.
20495 * config/i386/mmx.md (mmx_<code><mode>3): New.
20496 (mmx_and<mode>3): Removed.
20497 (mmx_ior<mode>3): Likewise.
20498 (mmx_xor<mode>3): Likewise.
20500 * config/i386/sse.md (<code><mode>3): New.
20501 (*<code><mode>3): Likewise.
20502 (*<code><mode>3): Likewise.
20503 (<code><mode>3): Likewise.
20504 (*sse_<code><mode>3): Likewise.
20505 (*sse2_<code><mode>3): Likewise.
20506 (<code>tf3): Likewise.
20507 (*<code>tf3): Likewise.
20508 (and<mode>3): Likewise.
20509 (*and<mode>3): Likewise.
20510 (ior<mode>3): Removed.
20511 (*ior<mode>3): Likewise.
20512 (xor<mode>3): Likewise.
20513 (*xor<mode>3): Likewise.
20514 (*and<mode>3): Likewise.
20515 (*ior<mode>3): Likewise.
20516 (*xor<mode>3): Likewise.
20517 (and<mode>3): Likewise.
20518 (*sse_and<mode>3): Likewise.
20519 (*sse2_and<mode>3): Likewise.
20520 (andtf3): Likewise.
20521 (*andtf3): Likewise.
20522 (ior<mode>3): Likewise.
20523 (*sse_ior<mode>3): Likewise.
20524 (*sse2_ior<mode>3): Likewise.
20525 (iortf3): Likewise.
20526 (*iortf3): Likewise.
20527 (xor<mode>3): Likewise.
20528 (*sse_xor<mode>3): Likewise.
20529 (*sse2_xor<mode>3): Likewise.
20530 (xortf3): Likewise.
20531 (*xortf3): Likewise.
20533 2008-04-02 Richard Guenther <rguenther@suse.de>
20535 PR tree-optimization/14495
20536 PR tree-optimization/34793
20537 * tree-vrp.c (struct switch_update): New structure.
20538 (to_remove_edges, to_update_switch_stmts): New VECs.
20539 (simplify_switch_using_ranges): New function. Remove not taken
20540 case labels and edges.
20541 (simplify_stmt_using_ranges): Call it.
20542 (identify_jump_threads): Mark edges we have queued for removal
20543 so we don't thread them.
20544 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
20546 * tree-cfg.c (group_case_labels): Deal with missing default label.
20547 (tree_verify_flow_info): Allow missing default label.
20548 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
20549 (emit_case_nodes): Likewise.
20550 (expand_case): Do not rely on the default label to be present.
20551 * expr.c (try_casesi): Deal with NULL default_label.
20552 (do_tablejump): Likewise.
20554 2008-04-02 Richard Guenther <rguenther@suse.de>
20556 PR tree-optimization/14495
20557 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
20558 SWITCH_EXPR here ...
20559 (vrp_visit_switch_stmt): ... but here (new function).
20560 (find_case_label_index): New helper function.
20561 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
20563 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20565 * fwprop.c: Fix ISO-C99ism.
20567 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20570 * Makefile.in (objdir): Set it here.
20571 * configure.ac: Not here. Find dynamic linker characteristics.
20572 * exec-tool.in: Use them.
20573 * aclocal.m4: Regenerate.
20574 * configure: Regenerate.
20576 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20578 * expr.c (expand_var): Delete it.
20579 * expr.h (expand_var): Delete prototype.
20580 * function.c (expand_function_start): Use expand_decl instead.
20581 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
20584 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
20586 PR rtl-optimization/35542
20587 * fwprop.c (forward_propagate_and_simplify): Replace
20588 loc_reg_mentioned_in_p with reg_mentioned_p.
20590 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20592 PR rtl-optimization/35281
20593 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
20594 (propagate_rtx_1): Handle PR_HANDLE_MEM.
20595 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
20596 (varying_mem_p): Move above propagate_rtx.
20597 (all_uses_available_at): Do not check MEMs.
20599 2008-04-02 Rafael Espíndola <espindola@google.com>
20601 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
20602 (register_edge_assert_for_2): Split the cond argument.
20603 (register_edge_assert_for_1): Adjust for the change in
20604 register_edge_assert_for_2.
20605 (register_edge_assert_for): Split the cond argument.
20606 (find_switch_asserts): Adjust for the change in
20607 register_edge_assert_for.
20609 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
20611 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
20612 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
20613 offsets for 64-bit mingw.
20614 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
20615 abi for x86_64-pc-mingw.
20617 2008-04-02 Richard Guenther <rguenther@suse.de>
20619 * tree-vrp.c (extract_range_from_assert): Make sure to not
20620 produce range min/max with TREE_OVERFOW set.
20621 If merging a anti-range and a range keep the anti-range if
20622 the range covers all values of the type.
20623 (register_edge_assert_for_2): Only allow sign-changing
20624 conversions in detecting canonical range checks. Also
20625 register an assert for the unsigned name if useful.
20627 PR tree-optimization/35787
20628 * tree-vrp.c (vrp_val_max): New function.
20629 (vrp_val_min): Likewise.
20630 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
20631 (vrp_val_is_min): Likewise.
20632 (supports_overflow_infinity): Use vrp_val_{min,max}.
20633 (negative_overflow_infinity): Likewise.
20634 (positive_overflow_infinity): Likewise.
20635 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
20636 (is_positive_overflow_infinity): Likewise.
20637 (is_overflow_infinity): Likewise.
20638 (avoid_overflow_infinity): Use vrp_val_{min,max} and
20639 vrp_val_is_{min,max}.
20640 (set_and_canonicalize_value_range): Canonicalize anti-ranges
20641 to ranges if possible. Avoid empty ranges.
20643 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20645 PR middle-end/35705
20646 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
20647 the expression is a function address.
20649 2008-04-01 George Helffrich <george@gcc.gnu.org>
20651 PR fortran/35154, fortran/23057
20652 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
20653 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
20654 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
20655 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
20657 (dbxout_syms): Check for COMMON-based symbol and wrap in
20658 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
20659 in bracket for efficiency.
20661 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
20662 using DW_TAG_common_block + member offset.
20663 (add_pubname_string): New function.
20664 (dw_expand_expr): New function to find block name and offset for
20666 (common_check): New function to check whether symbol in Fortran COMMON.
20667 (gen_variable_die): If COMMON, use DW_TAG_common_block.
20669 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
20672 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
20674 2008-04-02 Ben Elliston <bje@au.ibm.com>
20676 * config/v850/v850.md (casesi): Remove if (0) code.
20677 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
20678 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
20680 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
20682 * config/i386/i386.md (rex64suffix): New mode attribute.
20683 (floathi<mode>2): Disable expander for SSE math.
20684 (*floathi<mode>2_1): New insn insn_and_split pattern.
20685 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
20686 corresponding post-reload splitters.
20687 (*floathi<mode>2_i387): New macroized insn pattern.
20688 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
20689 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
20690 insn_and_split pattern.
20691 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
20692 New macroized instruction patterns and corresponding post-reload
20694 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
20695 and corresponding post-reload splitters.
20696 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
20697 New macroized instruction patterns.
20698 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
20699 macroized instruction patterns and corresponding post-reload splitters.
20700 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
20701 corresponding post-reload splitters.
20702 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
20703 New macroized instruction patterns.
20704 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
20705 corresponding post-reload splitters.
20706 (*floatsi<mode>2_i387): New macroized instruction patterns.
20708 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
20710 * config/i386/i386.md (smaxmin): New.
20711 (umaxmin): Likewise.
20712 (maxminiprefix): Likewise.
20713 (maxminfprefix): Likewise.
20714 (<code><mode>3): Likewise.
20715 (smin<mode>3): Removed.
20716 (smax<mode>3): Likewise.
20718 * config/i386/mmx.md (mmx_<code>v2sf3): New.
20719 (mmx_<code>v4hi3): Likewise.
20720 (mmx_<code>v8qi3): Likewise.
20721 (mmx_smaxv2sf3): Removed.
20722 (mmx_sminv2sf3): Likewise.
20723 (mmx_umaxv8qi3): Likewise.
20724 (mmx_smaxv4hi3): Likewise.
20725 (mmx_uminv8qi3): Likewise.
20726 (mmx_sminv4hi3): Likewise.
20728 * config/i386/sse.md (<addsub><mode>3): New.
20729 (*<addsub><mode>3): Likewise.
20730 (<sse>_vm<addsub><mode>3): Likewise.
20731 (<maxmin><mode>3): Likewise.
20732 (*<maxmin><mode>3_finite): Likewise.
20733 (*<maxmin><mode>3): Likewise.
20734 (<sse>_vm<maxmin><mode>3): Likewise.
20735 (sse3_h<addsub>v4sf3): Likewise.
20736 (sse3_h<addsub>v2df3): Likewise.
20737 (<maxmin>v16qi3): Likewise.
20738 (*<maxmin>v16qi3): Likewise.
20739 (<maxmin>v8hi3): Likewise.
20740 (*<maxmin>v8hi3): Likewise.
20741 (*sse4_1_<maxmin><mode>3): Likewise.
20742 (*sse4_1_<maxmin><mode>3): Likewise.
20743 (add<mode>3): Removed.
20744 (*add<mode>3): Likewise.
20745 (<sse>_vmadd<mode>3): Likewise.
20746 (sub<mode>3): Likewise.
20747 (*sub<mode>3): Likewise.
20748 (<sse>_vmsub<mode>3): Likewise.
20749 (smin<mode>3): Likewise.
20750 (*smin<mode>3_finite): Likewise.
20751 (*smin<mode>3): Likewise.
20752 (<sse>_vmsmin<mode>3): Likewise.
20753 (smax<mode>3): Likewise.
20754 (*smax<mode>3_finite): Likewise.
20755 (*smax<mode>3): Likewise.
20756 (<sse>_vmsmax<mode>3): Likewise.
20757 (sse3_haddv4sf3): Likewise.
20758 (sse3_haddv2df3): Likewise.
20759 (sse3_hsubv4sf3): Likewise.
20760 (sse3_hsubv2df3): Likewise.
20761 (umaxv16qi3): Likewise.
20762 (*umaxv16qi3): Likewise.
20763 (smaxv8hi3): Likewise.
20764 (*smaxv8hi3): Likewise.
20765 (*sse4_1_smax<mode>3): Likewise.
20766 (*sse4_1_umax<mode>3): Likewise.
20767 (uminv16qi3): Likewise.
20768 (*uminv16qi3): Likewise.
20769 (sminv8hi3): Likewise.
20770 (*sminv8hi3): Likewise.
20771 (*sse4_1_smin<mode>3): Likewise.
20772 (*sse4_1_umin<mode>3): Likewise.
20774 2008-04-01 Rafael Espíndola <espindola@google.com>
20776 * tree-cfg.c (verify_expr): remove in_phi.
20777 (verify_stmt): Don't call walk_tree with verify_expr. Use
20778 is_gimple_min_invariant instead of is_gimple_val.
20780 2008-04-01 Joseph Myers <joseph@codesourcery.com>
20782 * doc/include/gpl_v3.texi: Update for manpage generation.
20783 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
20785 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
20786 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
20787 gpl_v3.texi instead of gpl.texi.
20790 2008-04-01 Jakub Jelinek <jakub@redhat.com>
20793 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
20795 2008-04-01 Rafael Espíndola <espindola@google.com>
20797 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
20798 (extract_code_and_val_from_cond): Use
20799 extract_code_and_val_from_cond_with_ops.
20801 2008-04-01 Jan Hubicka <jh@suse.cz>
20803 * function.c (free_after_compilation): Free epilogue_delay_list.
20804 (prepare_function_start): Assert that previous compilation was freed.
20806 2008-04-01 Jan Hubicka <jh@suse.cz>
20807 Jim Wilson <wilson@tuliptree.org>
20808 Andreas Tobler <andreast@gcc.gnu.org>
20810 PR middle-end/35781
20811 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
20812 rtl.emit instead cfun->emit.
20813 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
20814 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
20816 2008-04-01 Ben Elliston <bje@au.ibm.com>
20818 * doc/c-tree.texi (Function Basics): Fix grammatical error.
20820 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
20822 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
20824 (fprofile-use): Add var flag_profile_use
20825 * coverage.c (coverage_begin_output): Do not open a gcno file for
20826 output only if -ftest-coverage is set.
20827 Do not add getpwd() to gcda file path.
20828 (build_gcov_info): Check the new flag
20829 flag_profile_datafile_relative_path.
20830 (coverage_init): Use profile_data_prefix.
20831 Read profile counter only if flag_profile_use is set.
20832 * opts.c (common_handle_option): New option fprofile-use=,
20833 fprofile-dir=, fprofile-generate=.
20834 * toplev.c (profile_data_prefix): New variable definition.
20835 * toplev.h (profile_data_prefix): New declaration.
20836 * doc/invoke.tex (Option Summary, Optimization Options):
20839 2008-03-31 James E. Wilson <wilson@tuliptree.org>
20841 * varasm.c (output_constant_pool_1): In LABEL_REF check,
20842 use tmp consistently.
20845 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
20846 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20847 UNSPEC_FR_RECIP_APPROX_RES.
20848 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
20850 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
20853 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
20855 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
20857 PR middle-end/30186
20858 * fold-const.c (fold_indirect_ref_1): Support accessing non first
20859 element of the vector via a pointer.
20861 2008-03-31 Ian Lance Taylor <iant@google.com>
20863 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
20865 2008-03-31 Jan Hubicka <jh@suse.cz>
20867 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20868 get_arg_pointer_save_area.
20869 * expr.c (init_expr): Just clear out rtl.expr.
20870 * function.c (free_after_compilation): Clear out whole RTL structure.
20871 (get_func_frame_size): Merge into ...
20872 (get_frame_size): ... this one.
20873 (assign_stack_local_1): Merge into ...
20874 (assign_stack_local): ... this one.
20875 (expand_function_end): Update call of get_arg_pointer_save_area.
20876 (get_art_pointer_save_area): Remove cfun argument.
20877 * function.h (emit_status): regno_pointer_align does not need length
20878 attribute. Move x_regno_reg_rtx to ...
20879 (regno_reg_rtx): ... new global array.
20880 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
20881 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
20882 apply_args_value, forced_labels, stack_pointer_delta):
20884 (struct varasm_status): Move here from varasm.c
20885 (struct rtl_data): New. Move here some fields from struct function.
20886 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20887 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20888 used_temp_slots avail_temp_slots, temp_slot_level,
20889 nonlocal_goto_handler_labels): Update accesstors.
20890 (rtl): New global variable.
20891 (struct function): Move some fileds to rtl_data.
20892 (get_arg_pointer_save_area): Update prototype.
20893 * emit-rtl.c (rtl): Declare.
20894 (regno_reg_rtx): Declare.
20895 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20897 (gen_reg_rtx): Update.
20898 (init_virtual_regs): Do not tate emit_status argument.
20899 (init_emit): Do not allocate emit.
20900 * varasm.c (varasm_statuc): Move to function.h.
20901 (n_deferred_constatns): Update accestor.
20902 (init_varasm_status): Do not allocate varasm_status.
20903 (force_const_mem, get_pool_size, output_constant_pool): Update.
20904 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20905 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20907 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
20909 PR rtl-optimization/35729
20910 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
20913 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
20916 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
20917 load/store if memory is unaligned.
20918 (*movti_rex64): Likewise.
20920 * config/i386/predicates.md (misaligned_operand): New.
20922 2008-03-31 Andrew Pinski <pinskia@gmail.com>
20925 * tree-ssa-phiopt.c (conditional_replacement): Return early for
20928 2008-03-31 Jan Beulich <jbeulich@novell.com>
20930 * config/ia64/constraints.md: Add 'j' constraint.
20931 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
20932 (movdi_internal): Likewise.
20934 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
20937 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
20939 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
20942 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
20943 proper error message for the third argument on blendpd and
20946 * config/i386/sse.md (blendbits): New.
20947 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
20949 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
20951 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
20953 2008-03-30 Richard Guenther <rguenther@suse.de>
20955 PR middle-end/31023
20956 * fold-const.c (fold_sign_changed_comparison): Do leave
20957 conversions to base-types alone.
20959 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
20961 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
20962 the link register if one altivec register is be saved.
20964 2008-03-30 Ben Elliston <bje@au.ibm.com>
20966 * final.c (final_scan_insn): Remove if (0) code.
20968 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
20970 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
20972 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
20974 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
20975 of V4SFmode to ix86_binary_operator_ok.
20977 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
20979 * config/i386/i386.c (override_options): Initialize
20980 ix86_veclib_handler to ix86_veclibabi_svml when
20981 -mveclibabi=svml is used.
20982 (ix86_veclibabi_svml): New function for SVML ABI style
20983 vectorization support.
20984 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
20986 2008-03-28 Rafael Espíndola <espindola@google.com>
20988 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
20989 (tree_binary_nonnegative_warnv_p): Make it public.
20990 (tree_single_nonnegative_warnv_p): Make it public.
20991 (tree_invalid_nonnegative_warnv_p): Make it public.
20992 (tree_unary_nonzero_warnv_p): Make it public.
20993 (tree_binary_nonzero_warnv_p): Make it public
20994 (tree_single_nonzero_warnv_p): Make it public.
20995 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
20996 (extract_range_from_binary_expr): Split the expr argument.
20997 (extract_range_from_unary_expr): Split the expr argument.
20998 (extract_range_from_comparison): Split the expr argument.
20999 (extract_range_from_expr): Use the new aux functions.
21000 (vrp_evaluate_conditional_warnv): Use
21001 vrp_evaluate_conditional_warnv_with_ops.
21002 * tree.h (tree_unary_nonzero_warnv_p): Declare.
21003 (tree_binary_nonzero_warnv_p): Declare.
21004 (tree_single_nonzero_warnv_p): Declare.
21005 (tree_expr_nonzero_warnv_p): Declare.
21006 (tree_unary_nonnegative_warnv_p): Declare.
21007 (tree_binary_nonnegative_warnv_p): Declare.
21008 (tree_single_nonnegative_warnv_p): Declare.
21009 (tree_invalid_nonnegative_warnv_p): Declare.
21011 2008-03-28 Richard Guenther <rguenther@suse.de>
21013 PR tree-optimization/30317
21014 PR tree-optimization/30911
21015 PR tree-optimization/34793
21016 * tree-vrp.c (set_and_canonicalize_value_range): New function.
21017 (struct assert_locus_d): New member EXPR.
21018 (register_new_assert_for): Add EXPR parameter to support
21019 ASSERT_EXPR <name, expr OP limit>.
21020 (register_edge_assert_for_1): Adjust callers.
21021 (find_assert_locations): Likewise.
21022 (process_assert_insertions_for): Build condition from expression.
21023 (extract_range_from_assert): Handle ASSERT_EXPRs
21024 of the form ASSERT_EXPR <name, expr OP limit>.
21025 (register_edge_assert_for_2): New helper registering
21026 asserts for comparisons. Recognize range tests of the form
21027 (unsigned)i - CST1 OP CST2.
21028 (register_edge_assert_for_1): Use it.
21029 (register_edge_assert_for): Likewise.
21030 (needs_overflow_infinity): Integer sub-types
21031 do not need overflow infinities.
21032 (vrp_val_is_max): The extreme values of integer sub-types
21033 are those of the base type.
21034 (vrp_val_is_min): Likewise.
21035 * tree.def (ASSERT_EXPR): Document extra allowed conditional
21038 2008-03-28 Nick Clifton <nickc@redhat.com>
21041 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
21042 Return GENERAL_REGS for stack adjustment reloads.
21044 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
21047 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
21048 const_vector when all the vectors are constant.
21050 2008-03-27 Bob Wilson <bob.wilson@acm.org>
21052 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
21054 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
21055 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
21057 (s<code>_sf): Use new scc_sf attribute for opcode names.
21059 2008-03-27 Tom Tromey <tromey@redhat.com>
21061 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
21062 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
21063 config/spu/t-spu-elf, config/i386/t-interix,
21064 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
21065 config/i386/x-darwin, config/i386/x-mingw32,
21066 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
21067 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
21068 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
21069 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
21070 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
21071 config/rs6000/x-darwin, config/rs6000/t-rs6000,
21072 config/score/t-score-elf, config/arm/t-strongarm-pe,
21073 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
21074 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
21075 Revert automatic dependency patch.
21077 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
21080 * config/i386/i386.c (ix86_function_arg_boundary): Align
21081 decimal floating point to its natural boundary.
21083 2008-03-27 Richard Guenther <rguenther@suse.de>
21085 PR middle-end/35716
21086 * fold-const.c (fold_comparison): Restrict distinct decl
21087 comparison folding to VAR_DECLs and PARM_DECLs. Do not
21088 solely rely on operand_equal_p.
21090 2008-03-27 Richard Guenther <rguenther@suse.de>
21093 * c-common.c (handle_weak_attribute): Reject combination of
21096 2008-03-27 Richard Guenther <rguenther@suse.de>
21098 PR tree-optimization/32810
21099 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
21100 conversions from DECL_INITIAL.
21101 (fold_const_aggregate_ref): Likewise from constructor elements.
21103 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
21105 * tree-affine.h (aff_combination_expand): Declare.
21106 (get_inner_reference_aff): Likewise.
21107 * tree-affine.c (aff_combination_expand): Split out from
21108 tree_to_aff_combination_expand.
21109 (get_inner_reference_aff): New function.
21110 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
21111 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
21112 (struct lim_aux_data): sm_done field removed.
21113 (mem_ref_loc_p, mem_ref_locs_p): New types.
21114 (struct mem_ref): Added id, stored, accesses_in_loop,
21115 indep_loop, dep_loop, indep_ref, dep_ref fields.
21116 Removed is_stored, locs and next fields.
21117 (memory_accesses): New variable.
21118 (movement_possibility): Do not allow moving statements
21119 that store to memory.
21120 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
21122 (determine_max_movement): For statements with memory references,
21123 find the outermost loop in that the reference is independent.
21124 (move_computations_stmt): Mark the virtual operands for renaming.
21125 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
21126 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
21127 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
21128 add_vop_ref_mapping, create_vop_ref_mapping_loop,
21129 create_vop_ref_mapping, analyze_memory_references,
21130 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
21131 get_all_locs_in_loop, ref_always_accessed_p,
21132 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
21133 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
21134 store_motion_loop, store_motion): New functions.
21135 (struct vop_to_refs_elt): New type.
21136 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
21137 memref_hash, memref_eq, hoist_memory_references): Rewritten.
21138 (schedule_sm): Replaced by...
21139 (execute_sm): ... this.
21140 (determine_lsm_ref, hoist_memory_references,
21141 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
21142 find_more_ref_vops, free_mem_ref, free_mem_refs,
21143 determine_lsm_loop, determine_lsm): Removed.
21144 (tree_ssa_lim_finalize): Free data structures used by store motion.
21145 (tree_ssa_lim): Call analyze_memory_references. Use
21146 store_motion instead of determine_lsm.
21148 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21150 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
21151 rename tmake_file to m68hc11/t-m68hc11.
21152 (mcore): Set inhibit_libc to true.
21153 * config.host (alpha*-dec-*vms*): Set extra_programs.
21154 (interix3*): Don't use host_xmake_file.
21155 * configure.ac: Let config.gcc override inhibit_libc.
21156 * configure: Regenerate.
21158 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
21159 * config/t-openbsd-thread: Remove commented out lines.
21161 * config/x-interix: Remove.
21163 * config/m68hc11/t-m68hc11-gas: Rename to...
21164 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
21166 * config/mcore/t-mcore: Remove T_CFLAGS.
21167 * config/mcore/t-mcore-pe: Likewise.
21169 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21171 * configure.ac: Replace custom __GNU_SOURCE test with
21172 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
21173 * aclocal.m4: Regenerate.
21174 * configure: Regenerate.
21175 * config.in: Regenerate.
21177 2008-03-27 Richard Guenther <rguenther@suse.de>
21179 * fold-const.c (target.h): Include.
21180 (fold_comparison): Fold comparison of addresses of decls
21181 that bind locally or of constants. Consolidate address folding code.
21182 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
21183 results from fold_binary_to_constant.
21184 (compare_values_warnv): Likewise.
21186 2008-03-27 Andrew Pinski <pinskia@gmail.com>
21188 PR middle-end/35429
21189 * fold-const.c (fold_truthop): Check for integeral types when folding
21190 a == 0 && b == 0 and a != 0 || b != 0 .
21192 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
21194 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
21196 2008-03-26 Andreas Schwab <schwab@suse.de>
21198 * doc/invoke.texi: Fix use of @item vs. @itemx.
21200 2008-03-26 Tom Tromey <tromey@redhat.com>
21202 * Makefile.in (build/gensupport.o, build/print-rtl.o,
21203 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
21204 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
21205 build/gencodes.o, build/genconditions.o, build/genconfig.o,
21206 build/genconstants.o, build/genemit.o, build/genextract.o,
21207 build/genflags.o, build/genmddeps.o, build/genopinit.o,
21208 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
21211 2008-03-26 Richard Guenther <rguenther@suse.de>
21214 2008-03-26 Richard Guenther <rguenther@suse.de>
21216 * fold-const.c (target.h): Include.
21217 (fold_comparison): Fold comparison of addresses of two decls
21218 that bind locally. Consolidate address folding code.
21220 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21222 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
21223 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
21224 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
21225 dconstsqrt2, dconstthird, dconste and/or dconst10.
21226 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
21227 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
21228 dconstsqrt2, dconste): Delete.
21229 (init_emit_once): Likewise. Simplify initializing dconstm1.
21231 * real.c (get_real_const): New.
21232 * real.h (dconst3, dconst10, dconstm2, dconstthird,
21233 dconstsqrt2, dconste): Delete.
21234 (real_value_const, get_real_const): New.
21236 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
21238 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
21240 * config/i386/i386.c (ix86_function_arg_boundary): Check
21241 BIGGEST_ALIGNMENT instead of 128.
21242 (setup_incoming_varargs_64): Likewise.
21244 2008-03-26 Tom Tromey <tromey@redhat.com>
21246 * Makefile.in (DEPFILES): Add missing '/'.
21248 2008-03-26 Richard Guenther <rguenther@suse.de>
21250 * fold-const.c (target.h): Include.
21251 (fold_comparison): Fold comparison of addresses of two decls
21252 that bind locally. Consolidate address folding code.
21254 2008-03-26 Nick Clifton <nickc@redhat.com>
21257 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
21258 not allow INT+INT as a legitimate addressing mode.
21260 2008-03-26 Richard Guenther <rguenther@suse.de>
21262 * tree-flow.h (widen_bitfield): Remove declaration.
21263 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
21264 (widen_bitfield): Remove function.
21265 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
21268 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
21271 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
21274 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
21276 PR rtl-optimization/35232
21277 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
21278 (forget_old_reloads_1, forget_marked_reloads): Don't clear
21279 reg_reloaded_call_part_clobbered here.
21280 (reload_regs_reach_end_p): New function.
21281 (reload_reg_rtx_for_input): New variable.
21282 (reload_reg_rtx_for_output): Likewise.
21283 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
21284 when reassigning a pseudo register. Load reloadreg from
21285 reload_reg_rtx_for_input, moving the mode and register
21287 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
21288 instead of the original when deciding whether an input reload
21289 would be a no-op or whether an output reload can be deleted.
21290 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
21291 when setting up new_spill_reg_store. Load it from
21292 reload_reg_rtx_for_output, moving the mode and register
21294 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
21295 instead of the original when deciding whether an output reload
21296 would be a no-op. Do the same when modifying insn notes.
21297 Use rtx_equal_p instead of == to compare the registers.
21298 (inherit_piecemeal_p): Take a mode and two register numbers
21300 (emit_reload_insns): Clear new_spill_reg_store for every hard
21301 register in the reload register. Remove spill registers
21302 from reg_reloaded_valid before considering whether to record
21303 inheritance information for them. Use reload_reg_rtx_for_output
21304 instead of reg_rtx when recording output reloads. Use
21305 reload_reg_rtx_for_input instead of reg_rtx when recording
21306 input reloads. Set or clear reg_reloaded_call_part_clobbered
21307 at the same time as setting reg_reloaded_valid.
21308 (delete_output_reload): Add a new_reload_reg parameter and use it
21309 instead of rld[j].reg_rtx.
21310 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
21313 2008-03-25 Tom Tromey <tromey@redhat.com>
21315 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
21316 (build/genattr.o): Likewise.
21317 (build/genattrtab.o): Likewise.
21318 (build/gencodes.o): Likewise.
21319 (build/genconfig.o): Likewise.
21320 (build/genconstants.o): Likewise.
21321 (build/genemit.o): Likewise.
21322 (build/genextract.o): Likewise.
21323 (build/genflags.o): Likewise.
21325 2008-03-25 Bob Wilson <bob.wilson@acm.org>
21327 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
21328 instead of size_int for integer types.
21329 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
21330 to match type of MINUS_EXPR.
21332 2008-03-25 Tom Tromey <tromey@redhat.com>
21334 * configure: Rebuilt.
21335 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
21338 2008-03-25 Tom Tromey <tromey@redhat.com>
21340 * config/x-solaris (host-solaris.o): Update.
21341 * config/x-linux (host-linux.o): Update.
21342 * config/x-hpux (host-hpux.o): Update.
21343 * config/x-darwin (host-darwin.o): Update.
21344 * config/v850/t-v850e (v850-c.o): Update.
21345 * config/v850/t-v850 (v850-c.o): Update.
21346 * config/t-vxworks (vxworks.o): Update.
21347 * config/t-sol2 (sol2-c.o, sol2.o): Update.
21348 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
21349 * config/spu/t-spu-elf (spu-c.o): Update.
21351 * config/sh/t-symbian (sh-c.o): Update.
21352 (symbian.o): Update.
21353 * config/sh/t-sh (sh-c.o): Update.
21354 * config/score/t-score-elf (score7.o, score3.o): Update.
21355 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
21356 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
21357 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
21358 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
21359 (rs6000.o): Remove.
21360 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21361 * config/m32c/t-m32c (m32c-pragma.o): Update.
21362 * config/ia64/t-ia64 (ia64-c.o): Update.
21363 * config/i386/x-mingw32 (host-mingw32.o): Update.
21364 * config/i386/x-i386 (driver-i386.o): Update.
21365 * config/i386/x-darwin (host-i386-darwin.o): Update.
21366 * config/i386/x-cygwin (host-cygwin.o): Update.
21367 * config/i386/t-nwld (nwld.o): Update.
21368 * config/i386/t-netware (netware.o): Update.
21369 * config/i386/t-interix (winnt.o): Update.
21370 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
21371 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
21372 msformat-c.o): Update.
21373 * config/bfin/t-bfin-linux (generated_files): Add
21374 linux-sysroot-suffix.h.
21375 * config/arm/t-wince-pe (pe.o): Update.
21376 * config/arm/t-strongarm-pe (pe.o): Update.
21377 * config/arm/t-pe (pe.o): Update.
21378 * config/arm/t-arm (arm-c.o): Update.
21379 * doc/install.texi (Prerequisites): Require make 3.80.
21380 * Makefile.in: Remove .o targets.
21381 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
21382 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
21383 (simple_generated_h, simple_generated_c): Move earlier.
21384 (generated_files): New variable.
21385 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
21386 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
21387 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
21388 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
21389 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
21390 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
21391 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
21392 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
21393 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
21394 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
21395 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
21396 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
21398 (COMPILE.base, COMPILE): New variables.
21399 (%.o): New pattern rule.
21400 (ALL_HOST_OBJS): New variable.
21401 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
21402 (dummy-checksum.o, cc1-checksum.o): Remove.
21403 (DRIVER_SHLIB): New variable.
21404 (DRIVER_DEFINES): Use it.
21405 (gencondmd.c): Move out of build/.
21406 (s-conditions): Update.
21407 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
21408 (ALL_BUILD_OBJS): Likewise.
21409 (build/%.o): Use BUILDCOMPILE.
21410 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
21411 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
21412 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
21413 build/gencheck.o, build/gencodes.o, build/genconditions.o,
21414 build/genconfig.o, build/genconstants.o, build/genemit.o,
21415 build/genextract.o, build/genflags.o, build/genmddeps.o,
21416 build/genopinit.o, build/genoutput.o, build/genpeep.o,
21417 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
21418 build/gen-protos.o, build/scan.o, build/fix-header.o,
21419 build/scan-decls.o): Simplify.
21420 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
21421 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
21422 prefix.o, toplev.o): Reduce to variable setting.
21423 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
21424 ($(out_object_file), gcc-options.o): New targets.
21425 ($(ALL_HOST_OBJS)): New target. Include dependency files.
21426 * configure: Rebuilt.
21427 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
21428 * doc/sourcebuild.texi (Front End Directory): Document new variable.
21430 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
21432 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
21433 complain when we hit an error, return ERROR_MARK_NODE.
21435 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21437 * config/sh/constraints.md (Pso, Psz): New constraints.
21438 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
21439 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
21441 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21443 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
21444 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
21446 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21448 * config/sh/sh.md (prefetch): Add condition for SH2A target.
21449 (prefetch_sh2a): New.
21451 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21452 Naveen.H.S <naveen.hs@kpitcummins.com>
21454 * config/sh/constraints.md (I28): New constraint.
21455 * config/sh/sh.c (broken_move): Add support for movi20s.
21456 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
21458 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
21459 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21460 Naveen.H.S <naveen.hs@kpitcummins.com>
21462 * config/sh/sh.c (SH_ATTRIBUTES): Define.
21463 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21464 (print_operand): Handle resbank in %@ operand code.
21465 (sh_encode_section_info): New.
21466 (push_regs): Add conditions for resbank.
21467 (sh_expand_epilogue): Likewise.
21468 (sh_insert_attributes): Likewise.
21469 (sh_attribute_table): Likewise.
21470 (sh_handle_resbank_handler_attribute): New.
21471 (sh2a_handle_function_vector_handler_attribute): New.
21472 (sh2a_is_function_vector_call): New.
21473 (sh2a_get_function_vector_number): New.
21474 (sh2a_function_vector_p): New.
21475 (sh_cfun_resbank_handler_p): New.
21476 * config/sh/sh.md (calli): Emit jsr/n if possible.
21477 (calli_tbr_rel): New.
21478 (calli_pcrel): Emit jsr/n if possible.
21479 (return_i): Emit rts/n if possible.
21480 (call_valuei_tbr_rel): New.
21481 (call_valuei_pcrel): Add condition for SH2A target.
21482 (call_value): Likewise.
21483 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
21484 (sh2a_get_function_vector_number): Likewise.
21485 (sh2a_is_function_vector_call): Likewise.
21486 * doc/extend.texi: Document TBR relative addressing of SH2A.
21487 (resbank): Add description for SH2A.
21489 2008-03-24 Richard Guenther <rguenther@suse.de>
21492 * gimplify.c (gimplify_modify_expr): For frontend type-correct
21493 pointer assignments change conversions according to middle-end rules.
21494 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
21495 * configure.ac: Include type checking in yes.
21496 * configure: Regenerate.
21498 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21500 * diagnostic.c (diagnostic_count_diagnostic): Delete.
21501 (diagnostic_report_diagnostic): Update. Handle ICEs here.
21503 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
21505 * gthr-vxworks.h (UNUSED): Define.
21507 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
21509 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
21511 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
21513 * doc/extend.texi (Function Attributes): Add missing comma in the
21514 example of the "alloc_size" attribute.
21516 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
21519 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21521 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21524 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21527 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21528 of the underlying type of a MS bitfield layout to the natural
21529 alignment of the type.
21531 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21533 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21534 to their natural alignment to avoid store forwarding stalls.
21536 2008-03-22 Richard Guenther <rguenther@suse.de>
21538 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
21539 For PHI nodes verify the address is invariant.
21540 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
21541 (get_symbol_constant_value): Use is_gimple_min_invariant.
21542 (maybe_fold_stmt_indirect): Likewise.
21544 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
21546 PR rtl-optimization/33927
21547 * Makefile.in (dse.o): Depend on $(TM_P_H).
21548 * expr.h (extract_low_bits): Declare.
21549 * expmed.c (extract_low_bits): New function.
21550 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
21551 * dse.c: Include tm_p.h.
21552 (find_shift_sequence): Remove the read_reg argument and return the
21553 read value. Emit the instructions instead of returning them.
21554 Iterate on new_mode rather than calculating it each time.
21555 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
21556 source to NEW_MODE and extract_low_bits to convert the shifted
21557 value to READ_MODE.
21558 (replace_read): Allow the load and store to have different mode
21559 classes. Use extract_low_bits when SHIFT == 0. Create the shift
21560 or extraction instructions before trying the replacement. Update
21561 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
21563 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21565 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21566 to their natural alignment to avoid store forwarding stalls.
21568 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21571 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
21572 encouraging but not allowing gprs for input;
21573 change the input constraint to !f#r.
21574 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
21576 change the output constraint to !f#r.
21578 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
21581 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
21582 corresponding post-reload splitters.
21583 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
21584 when x87 FP math is selected.
21585 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
21586 New function prototype.
21587 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
21588 unreachable function to ease macroization of insn patterns.
21590 2008-03-21 Martin Jambor <mjambor@suse.cz>
21592 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
21593 reference dumps if ddr is NULL or dependence is unknown.
21595 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21597 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
21598 unsigned extension into account.
21599 (ATOMIC_COMPARE_AND_SWAP): Likewise.
21600 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
21601 Do computations on a scratch register.
21603 2008-03-21 Richard Guenther <rguenther@suse.de>
21605 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21606 Use is_gimple_min_invariant instead of TREE_INVARIANT.
21607 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
21608 * tree-ssa-dom.c (record_equality): Likewise.
21609 * tree-inline.c (copy_body_r): Likewise.
21610 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
21613 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21615 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
21616 as 'delete_unused' argument.
21618 2008-03-20 Richard Guenther <rguenther@suse.de>
21620 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21621 special casing of constant qualifiers.
21622 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
21623 care about them in general.
21624 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
21625 regardless of their type.
21626 (fold_stmt_r): Forcefully fold *& if we end up with that.
21628 2008-03-20 Paul Brook <paul@codesourcery.com>
21630 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
21631 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
21633 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
21635 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
21636 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
21638 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
21640 * common.opt (Wmudflap): New option.
21641 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
21642 (mx_register_decls): Likewise.
21643 (mudflap_finish_file): Likewise.
21644 * doc/invoke.texi: Document -Wno-mudflap.
21646 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
21648 * c-format.c (replace_format_name_to_system_name): New.
21649 (cmp_attribs): New.
21650 (convert_format_name_to_system_name): New.
21651 (decode_format_attr): Add use of convert_format_name_to_system_name.
21652 (format_types_orig): Add gnu_ prefix to names.
21653 (check_format_info_main): Special treating of \0 escaped names for
21654 supporting multi-character format specifiers as I32, I64.
21655 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
21656 (gnu_target_overrides_format_attributes): New.
21657 * c-format.h: Add structure target_ovr_attr to hold
21658 system specific formatter names.
21659 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
21660 msformat-c.o file to c_target_objs and cxx_target_objs.
21661 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21662 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
21663 (TARGET_N_FORMAT_TYPES): New.
21664 * config/i386/msformat-c.c: New.
21665 * config/i386/t-cygming: Add build rule for msformat-c.o.
21666 * doc/extend.texi: Add new format names gnu_* and ms_* and
21668 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21670 2008-03-20 Ira Rosen <irar@il.ibm.com>
21672 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
21673 optimizations turned on under -O3.
21674 (ftree-vectorize): Add that the flag is turned on with -O3.
21676 2008-03-20 Ben Elliston <bje@au.ibm.com>
21678 * regmove.c (try_auto_increment): Fix spelling error in comment.
21679 * final.c (final_scan_insn): Likewise.
21681 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
21684 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
21685 allocator preferences for "y" and "r" class registers.
21686 ("*mov<mode>_internal"): Ditto.
21687 ("*movv2sf_internal_rex64"): Ditto.
21688 ("*movv2sf_internal"): Ditto.
21690 2008-03-19 Michael Matz <matz@suse.de>
21692 PR middle-end/35616
21693 * calls.c (expand_call): Check overlap of arguments with call
21694 address for sibcalls.
21696 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21699 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21700 of the underlying type of a MS bitfield layout to the natural
21701 alignment of the type.
21703 2008-03-19 Jan Hubicka <jh@suse.cz>
21706 * toplev.c (decode_d_option): Handle all CPP flags.
21707 * tree-vrp.c: Update tree_pass descriptors.
21708 * regrename.c: Update tree_pass descriptors.
21709 * fwprop.c: Update tree_pass descriptors.
21710 * doc/invoke.texi: Remove documentation of dropped -d? flags.
21711 * tree-into-ssa.c: Update tree_pass descriptors.
21712 * tree-dump.c: Update tree_pass descriptors.
21713 * tree-complex.c: Update tree_pass descriptors.
21714 * tree-dump.h: Update tree_pass descriptors.
21715 * see.c: Update tree_pass descriptors.
21716 * cgraphbuild.c: Update tree_pass descriptors.
21717 * tracer.c: Update tree_pass descriptors.
21718 * tree-loop-distribution.c: Update tree_pass descriptors.
21719 * cgraph.c: Update tree_pass descriptors.
21720 * postreload-gcse.c: Update tree_pass descriptors.
21721 * postreload.c: Update tree_pass descriptors.
21722 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
21723 * tree-tailcall.c: Update tree_pass descriptors.
21724 * tree-pass.h (tree_opt_pass): Rename to ...
21725 (opt_pass) ... this one; add "type" field and remove letter field.
21726 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
21727 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
21728 all_lowering_passes): Update declaration.
21729 * ipa-cp.c: Update tree_pass descriptors.
21730 * final.c: Update tree_pass descriptors.
21731 * omp-low.c: Update tree_pass descriptors.
21732 * tree-ssa-dse.c: Update tree_pass descriptors.
21733 * ipa-reference.c: Update tree_pass descriptors.
21734 * tree-ssa-uncprop.c: Update tree_pass descriptors.
21735 * auto-inc-dec.c: Update tree_pass descriptors.
21736 * reorg.c: Update tree_pass descriptors.
21737 * cgraphunit.c: Update tree_pass descriptors.
21738 * tree-ssa-copyrename.c: Update tree_pass descriptors.
21739 * tree-ssa-ccp.c: Update tree_pass descriptors.
21740 * df-core.c: Update tree_pass descriptors.
21741 * mode-switching.c: Update tree_pass descriptors.
21742 * tree-nomudflap.c: Update tree_pass descriptors.
21743 * modulo-sched.c: Update tree_pass descriptors.
21744 * ipa-pure-const.c: Update tree_pass descriptors.
21745 * cse.c: Update tree_pass descriptors.
21746 * web.c: Update tree_pass descriptors.
21747 * tree-stdarg.c: Update tree_pass descriptors.
21748 * tree-ssa-math-opts.c: Update tree_pass descriptors.
21749 * tree-ssa-dom.c: Update tree_pass descriptors.
21750 * tree-nrv.c: Update tree_pass descriptors.
21751 * tree-ssa-alias.c: Update tree_pass descriptors.
21752 * loop-init.c: Update tree_pass descriptors.
21753 * gimple-low.c: Update tree_pass descriptors.
21754 * ipa-inline.c: Update tree_pass descriptors.
21755 * tree-ssa-sink.c: Update tree_pass descriptors.
21756 * global.c: Update tree_pass descriptors.
21757 * ifcvt.c: Update tree_pass descriptors.
21758 * jump.c: Update tree_pass descriptors.
21759 * predict.c: Update tree_pass descriptors.
21760 * tree-ssa-loop.c: Update tree_pass descriptors.
21761 * recog.c: Update tree_pass descriptors.
21762 * dse.c: Update tree_pass descriptors.
21763 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
21764 * tree-eh.c: Update tree_pass descriptors.
21765 * regmove.c: Update tree_pass descriptors.
21767 * function.c: Update tree_pass descriptors.
21768 * tree-vectorizer.c: Update tree_pass descriptors.
21769 * gcse.c: Update tree_pass descriptors.
21770 * ipa-type-escape.c: Update tree_pass descriptors.
21771 * tree-if-conv.c: Update tree_pass descriptors.
21772 * init-regs.c: Update tree_pass descriptors.
21773 * ipa.c: Update tree_pass descriptors.
21774 * tree-ssa-phiopt.c: Update tree_pass descriptors.
21775 * rtl-factoring.c: Update tree_pass descriptors.
21776 * lower-subreg.c: Update tree_pass descriptors.
21777 * bt-load.c: Update tree_pass descriptors.
21778 * tree-dfa.c: Update tree_pass descriptors.
21779 * except.c: Update tree_pass descriptors.
21780 * emit-rtl.c: Update tree_pass descriptors.
21781 * cfgexpand.c: Update tree_pass descriptors.
21782 * tree-cfgcleanup.c: Update tree_pass descriptors.
21783 * cfgcleanup.c: Update tree_pass descriptors.
21784 * tree-ssa-pre.c: Update tree_pass descriptors.
21785 * tree-sra.c: Update tree_pass descriptors.
21786 * tree-mudflap.c: Update tree_pass descriptors.
21787 * tree-ssa-copy.c: Update tree_pass descriptors.
21788 * cfglayout.c: Update tree_pass descriptors.
21789 * tree-ssa-forwprop.c: Update tree_pass descriptors.
21790 * tree-ssa-dce.c: Update tree_pass descriptors.
21791 * tree-ssa.c: Update tree_pass descriptors.
21792 * regclass.c: Update tree_pass descriptors.
21793 * integrate.c: Update tree_pass descriptors.
21794 * tree-optimize.c: Update tree_pass descriptors.
21795 * tree-ssa-phiprop.c: Update tree_pass descriptors.
21796 * tree-object-size.c: Update tree_pass descriptors.
21797 * combine.c: Update tree_pass descriptors.
21798 * tree-outof-ssa.c: Update tree_pass descriptors.
21799 * bb-reorder.c: Update tree_pass descriptors.
21800 * stack-ptr-mod.c: Update tree_pass descriptors.
21801 * var-tracking.c: Update tree_pass descriptors.
21802 * tree-profile.c: Update tree_pass descriptors.
21803 * tree-vect-generic.c: Update tree_pass descriptors.
21804 * reg-stack.c: Update tree_pass descriptors.
21805 * sched-rgn.c: Update tree_pass descriptors.
21806 * tree-ssa-structalias.c: Update tree_pass descriptors.
21807 * tree-cfg.c: Update tree_pass descriptors.
21808 * passes.c (current_pass): Update declaration.
21809 (finish_optimization_passes): Update.
21810 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
21811 (register_one_dump_file, register_dump_files_1, next_pass_1):
21813 (init_optimization_passes): Update handling of new types.
21814 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
21815 * ipa-struct-reorg.c: Update tree_pass descriptors.
21816 * tree-ssa-reassoc.c: Update tree_pass descriptors.
21817 * combine-stack-adj.c: Update tree_pass descriptors.
21818 * cfgrtl.c: Update tree_pass descriptors.
21819 * dce.c: Update tree_pass descriptors.
21820 * tree-ssanames.c: Update tree_pass descriptors.
21822 2008-03-19 Richard Guenther <rguenther@suse.de>
21824 PR middle-end/35609
21825 * tree-ssa.c (walk_data): New structure.
21826 (warn_uninitialized_var): If not always_executed warn with "maybe"
21828 (execute_early_warn_uninitialized): Compute post-dominators.
21829 Initialize always_executed before processing each basic block.
21831 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
21834 * config/i386/i386.c (x86_this_parameter): Calculate correct location
21835 of "this" pointer when "regparm = N" or "fastcall" is in effect.
21837 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21839 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
21841 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
21843 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
21845 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
21846 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
21847 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
21848 target after ignore has been set, and move there also the commputation
21849 of subtarget and original_target.
21850 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
21851 (LANG_HOOKS_INITIALIZER): Remove it.
21852 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
21854 2008-03-18 Richard Guenther <rguenther@suse.de>
21856 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
21857 found an expression with constants, note that in the VN for the lhs.
21858 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
21859 fold them to constants if possible. Run cleanup_cfg if done so.
21860 (execute_pre): Return todo.
21861 (do_pre): Likewise.
21862 (execute_fre): Likewise.
21863 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
21865 (get_prop_source_stmt): Look through pointer conversions.
21867 2008-03-18 Jan Hubicka <jh@suse.cz>
21869 * tree-pretty-print.c: Include predict.h.
21870 (dump_generic_node): Dump predictor.
21871 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
21872 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
21873 * gimple-low.c (lower_stmt): Likewise.
21874 * expr.c (expand_expr_real): Likewise.
21875 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
21877 (build_predict_expr, build_predict_expr): New.
21878 * predict.h (predictor_name, build_predict_expr): Update.
21879 * c-typeck.c (c_finish_bc_stmt): Add prediction.
21880 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
21881 * predict.def (PRED_CONTINUE): Update hitrate.
21882 * tree.def (PREDICT_EXPR): Define.
21883 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
21884 do not handle BIND_EXPR.
21885 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
21886 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
21887 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
21890 2008-03-18 Michael Matz <matz@suse.de>
21892 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
21894 2008-03-18 Richard Guenther <rguenther@suse.de>
21896 * tree-gimple.h (is_gimple_invariant_address): Declare.
21897 (is_gimple_constant): Likewise.
21898 * tree-gimple.c (is_gimple_constant): New function.
21899 (is_gimple_invariant_address): Likewise.
21900 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
21901 and is_gimple_invariant_address.
21902 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
21904 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
21905 an addressable base.
21907 2008-03-18 Jakub Jelinek <jakub@redhat.com>
21909 PR middle-end/35611
21910 * gimplify.c (gimplify_expr): Gimplify second operand of
21913 2008-03-17 Richard Guenther <rguenther@suse.de>
21915 PR tree-optimization/19637
21916 * fold-const.c (fold_unary): Remove restrictions of removing
21917 intermediate pointer-conversions (P2)(P1)P0.
21918 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
21919 conversion to void pointer.
21920 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
21922 2008-03-16 James E. Wilson <wilson@tuliptree.org>
21925 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
21926 emulated thread local variables.
21928 2008-03-16 Richard Guenther <rguenther@suse.de>
21930 PR middle-end/35607
21931 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
21932 expand TREE_INVARIANT operations that are not gimple invariant.
21934 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
21936 * doc/extend.texi (Alignment): Say that the ABI controls
21937 the __alignof__ for non-strict-alignment targets rather
21938 than being a recommendation.
21940 2008-03-15 Paul Brook <paul@codesourcery.com>
21942 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
21944 (arm_output_fn_unwind): Mark functions that can not be unwound.
21946 2008-03-15 Paul Brook <paul@codesourcery.com>
21948 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
21949 extension instructions.
21951 2008-03-15 Richard Guenther <rguenther@suse.de>
21953 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
21954 and fold constant aggregate refs.
21955 (fold_const_aggregate_ref): Handle string constants
21956 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
21957 (evaluate_stmt): Simplify now that ccp_fold folds constant
21960 2008-03-15 Paul Brook <paul@codesourcery.com>
21962 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
21963 (extzv): Use gen_extzv_t2.
21964 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
21966 2008-03-15 Richard Guenther <rguenther@suse.de>
21968 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
21969 (fold_const_aggregate_ref): Likewise.
21970 (get_value): Return NULL if we don't have any values.
21971 (ccp_finalize): Set const_val to NULL after freeing it.
21972 * tree-flow.h (get_symbol_constant_value): Declare.
21973 (fold_const_aggregate_ref): Likewise.
21974 * tree-ssa-sccvn.c (try_to_simplify): Use them.
21976 2008-03-15 Richard Guenther <rguenther@suse.de>
21978 PR middle-end/35593
21979 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
21980 to not produce negative array indices if not allowed. Add
21981 parameter to indicate that.
21982 (maybe_fold_offset_to_component_ref): Allow negative array
21983 indices only for the first member of a structure.
21984 (maybe_fold_offset_to_reference): Allow negative array indices.
21985 (maybe_fold_stmt_addition): Likewise.
21987 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
21988 Anatoly Sokolov <aesok@post.ru>
21990 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
21991 (avr_arch): Add ARCH_AVR6.
21992 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
21993 (initial_elimination_offset): Initialize and use 'avr_pc_size'
21994 instead of fixed value 2.
21995 (print_operand_address): Use gs() asm specifier instead of pm().
21996 (avr_assemble_integer): (Ditto.).
21997 (avr_output_addr_vec_elt): (Ditto.).
21998 (print_operand): Handle "!" code.
21999 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
22000 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
22001 (AVR_HAVE_EIJMP_EICALL): Define.
22002 (AVR_3_BYTE_PC): Redefine.
22003 (AVR_2_BYTE_PC): (Ditto.).
22004 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
22005 (LINK_SPEC): Add atmega2560 and atmega2561.
22006 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
22008 * config/avr/avr.md (call_insn): Use eicall instead of icall
22009 for 3 byte PC devices.
22010 (call_value_insn): (Ditto.).
22011 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
22012 (indirect_jump): Use only for for 2 byte PC devices.
22013 (*tablejump): (Ditto.).
22014 (*indirect_jump_avr6): Add insn.
22015 (*tablejump_rjmp): Don't use for 3 byte PC devices.
22016 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
22017 instead of ijmp for 3 byte PC devices.
22018 (__tablejump2__): (Ditto.).
22019 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
22020 (MULITLIB_DIRNAMES): (Ditto.).
22021 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
22023 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
22025 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
22026 "sse2_umulsidi3". Use V1DI mode for operand 0.
22027 ("mmx_psadbw"): Use V1DI mode for operand 0.
22028 * config/i386/i386-modes.def (V1SI): New vector mode.
22029 * config/i386/i386.c (struct builtin_description)
22030 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
22031 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
22032 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
22033 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
22034 v1di_ftype_v8qi_v8qi type.
22035 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
22037 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
22038 __builtin_ia32_pmuludq]: Fix the mode of return value.
22040 2008-03-15 Richard Guenther <rguenther@suse.de>
22042 PR middle-end/35595
22043 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
22046 2008-03-14 Bob Wilson <bob.wilson@acm.org>
22048 * doc/invoke.texi (Option Summary, Xtensa Options): Document
22049 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
22050 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
22051 unless TARGET_SERIALIZE_VOLATILE is enabled.
22052 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
22053 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
22054 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
22056 2008-03-14 Richard Guenther <rguenther@suse.de>
22058 PR tree-optimization/34172
22059 * tree-flow.h (refs_may_alias_p): Declare.
22060 (get_single_def_stmt): Likewise.
22061 (get_single_def_stmt_from_phi): Likewise.
22062 (get_single_def_stmt_with_phi): Likewise.
22063 * tree-dfa.c (refs_may_alias_p): New function.
22064 (get_single_def_stmt): Likewise.
22065 (get_single_def_stmt_from_phi): Likewise.
22066 (get_single_def_stmt_with_phi): Likewise.
22067 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
22068 (vn_reference_lookup_1): New helper function.
22069 (vn_reference_lookup): Walk the virtual use-def chain to
22070 continue searching for a match if the def does not alias the
22071 reference we are looking for.
22073 2008-03-14 David Edelsohn <edelsohn@gnu.org>
22075 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
22076 archive and Perzl. Update The Written Word listing.
22078 2008-03-14 Richard Guenther <rguenther@suse.de>
22080 PR tree-optimization/34043
22081 PR tree-optimization/33989
22082 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
22084 (bitmap_find_leader): Use extra argument to verify dominance
22085 relationship inside a basic-block.
22086 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
22087 (find_leader_in_sets): Adjust.
22088 (create_component_ref_by_pieces): Take extra argument for
22089 dominance check, handle lookup failures.
22090 (find_or_generate_expression): Likewise.
22091 (create_expression_by_pieces): Likewise.
22092 (insert_into_preds_of_block): Adjust.
22093 (create_value_expr_from): If asked for, verify all operands
22094 are in the blocks AVAIL_OUT set.
22095 (make_values_for_stmt): Check for SSA_NAMEs that are life
22096 over an abnormal edge.
22097 (compute_avail): Remove such check.
22098 (do_SCCVN_insertion): New function.
22099 (eliminate): If we do not find a leader suitable for replacement
22100 insert a replacement expression from SCCVN if available.
22101 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
22102 (struct vn_ssa_aux): Add needs_insertion flag.
22103 * tree-ssa-sccvn.c (may_insert): New global flag.
22104 (copy_reference_ops_from_ref): Value-number union member access
22105 based on its size, not type and member if insertion is allowed.
22106 (visit_reference_op_load): For a weak match from union type
22107 punning lookup a view-converted value and insert a SSA_NAME
22108 for that value if that is not found.
22109 (visit_use): Make dumps shorter. Do not disallow value numbering
22110 SSA_NAMEs that are life over an abnormal edge to constants.
22111 (free_scc_vn): Release inserted SSA_NAMEs.
22112 (run_scc_vn): New flag to specify whether insertion is allowed.
22113 Process SSA_NAMEs in forward order.
22114 * tree-ssa-loop-im.c (for_each_index): Handle invariant
22115 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
22116 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
22117 pointer type to/from integral types that do not change the
22118 precision to regular conversions.
22120 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22122 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22123 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22124 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
22125 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
22126 input arguments and the mode of return value. Built-in functions
22127 that operate on whole 64-bit MMX register now use V1DI mode.
22129 2008-03-13 Alon Dayan <alond@il.ibm.com>
22130 Olga Golovanevsky <olga@il.ibm.com>
22132 PR tree-optimization/35041
22133 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
22134 to locate the right position in a statement.
22136 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22140 * config/i386/xmmintrin.h: Change all static inline functions to
22141 extern inline and add __gnu_inline__ attribute.
22142 * config/i386/bmintrin.h: Ditto.
22143 * config/i386/smmintrin.h: Ditto.
22144 * config/i386/tmmintrin.h: Ditto.
22145 * config/i386/mmintrin-common.h: Ditto.
22146 * config/i386/ammintrin.h: Ditto.
22147 * config/i386/emmintrin.h: Ditto.
22148 * config/i386/pmmintrin.h: Ditto.
22149 * config/i386/mmintrin.h: Ditto.
22150 * config/i386/mm3dnow.h: Ditto.
22152 2008-03-13 Jakub Jelinek <jakub@redhat.com>
22154 PR middle-end/35185
22155 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
22156 (lower_omp_2): New function.
22157 (lower_omp_1, lower_omp): Rewritten.
22159 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
22162 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
22163 with the phrase "Microsoft Windows compilers".
22164 (Push/Pop Macro Pragmas): New subsection. Document
22165 #pragma push_macro and pragma pop_macro.
22167 2008-03-12 Paul Brook <paul@codesourcery.com>
22169 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
22171 2008-03-12 Paul Brook <paul@codesourcery.com>
22173 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
22174 (thumb2_alusi3_short): Exclude PLUS and MINUS.
22175 (thumb2_addsi_shortim): Rename ...
22176 (thumb2_addsi_short): ... to this. Allow register operands.
22177 (thumb2_subsi_short): New pattern.
22178 (thumb2_one_cmplsi2_short,
22179 thumb2_negsi2_short): New patterns and peepholes.
22181 2008-03-12 Paul Brook <paul@codesourcery.com>
22183 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
22185 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
22187 * config/i386/i386.md (int_cond): New code iterator.
22189 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
22190 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
22191 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
22192 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
22193 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
22194 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
22195 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
22196 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
22198 2008-03-12 Paul Brook <paul@codesourcery.com>
22200 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
22201 instead of {arm,thumb}_compute_save_reg_mask.
22202 (output_return_instruction): Ditto.
22203 (thumb_unexpanded_epilogue): Ditto.
22204 (thumb1_expand_prologue): Ditto.
22205 (thumb1_output_function_prologue): Ditto.
22206 (arm_set_return_address): Ditto.
22207 (thumb_set_return_address): Ditto.
22208 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
22209 regs to achieve stack alignment.
22210 (thumb1_compute_save_reg_mask): Fix compiler warning.
22211 (arm_output_epilogue): Use offsets->saved_regs_mask.
22212 Adjust stack pointer by poping call clobered registers.
22213 (arm_expand_prologue): Use offsets->saved_regs_mask.
22214 Adjust stack pointer by pushing extra registers.
22215 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
22217 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
22220 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
22221 conversion to the operands of a multiplication.
22223 2008-03-12 Richard Guenther <rguenther@suse.de>
22225 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
22226 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
22227 * timevar.def (TV_TREE_PHIPROP): Add.
22228 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
22229 pass description. Use TV_TREE_PHIPROP.
22230 * tree-ssa-forwprop.c: Remove phiprop code.
22232 2008-03-12 Jakub Jelinek <jakub@redhat.com>
22234 PR middle-end/35549
22235 * omp-low.c (maybe_lookup_decl): Constify first argument.
22236 (use_pointer_for_field): Change last argument from bool to
22237 omp_context *. Disallow shared copy-in/out in nested
22238 parallel if decl is shared in outer parallel too.
22239 (build_outer_var_ref, scan_sharing_clauses,
22240 lower_rec_input_clauses, lower_copyprivate_clauses,
22241 lower_send_clauses, lower_send_shared_vars): Adjust callers.
22243 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
22244 Ira Rosen <irar@il.ibm.com>
22246 * tree-vectorizer.c (free_stmt_vec_info): New function.
22247 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
22248 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
22249 * tree-vectorizer.h (free_stmt_vec_info): Declare.
22250 * tree-vect-transform.c (vectorizable_conversion): Free
22251 vec_oprnds0 if it was allocated.
22252 (vect_permute_store_chain): Remove unused VECs.
22253 (vectorizable_store): Free VECs that are allocated in the..
22255 (vect_transform_strided_load, vectorizable_load): Likewise.
22256 (vect_remove_stores): Simplify the code.
22257 (vect_transform_loop): Move code to vect_remove_stores().
22258 Call vect_remove_stores() and free_stmt_vec_info().
22260 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22262 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
22263 TARGET_HPUX. Revise comment.
22264 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
22265 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
22266 Use sr4 variant of `be' instruction when not generating PIC code.
22267 (attr_length_call): Adjust for above change.
22269 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22271 * ipa-reference.c (static_execute): Remove module_statics_const and
22272 associated setting code.
22274 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22277 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
22278 predicate for operand 1.
22279 (paritysi2_cmp): Use register_operand predicate for operand 2.
22280 Use earlyclobber modifier for operand 1. Remove support for
22282 (paritydi2_cmp): Use register_operand predicate for operand 3.
22283 Use earlyclobber modifier for operand 1. Remove support for
22286 2008-03-11 Paul Brook <paul@codesourcery.com>
22287 Vladimir Prus <vladimir@codesourcery.com>
22289 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
22290 (arm_compute_save_reg0_reg12_mask): Always
22291 check if register 11 must be saved. Always safe hard frame pointer
22292 when frame_pointer_needeed.
22293 (arm_compute_save_reg_mask): Save IP and PC
22294 only with apcs frames.
22295 (arm_output_epilogue): Adjust Thumb2 codepath to
22296 be also invoked and work for ARM non-apcs frames.
22297 (arm_expand_prologue): Don't bother saving IP
22298 for non-apcs frame, since it's not clobbered by
22299 prologue code. Implement non-apcs frame
22302 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22304 PR rtl-optimization/35281
22305 * expr.c (convert_move): Use a new pseudo for the intermediate
22306 from_mode->word_mode result.
22308 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22310 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
22311 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
22312 * toplev.c (compile_file): Don't call it.
22314 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22316 PR middle-end/35526
22317 * expr.c (store_expr): Call emit_block_move if the mode
22318 of "temp" RTX is BLKmode.
22320 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22321 Richard Guenther <rguenther@suse.de>
22323 PR tree-optimization/31358
22324 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
22325 the step with a NULL_TREE.
22326 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
22327 to sizetype if type is a pointer type.
22328 (add_candidate_1): Don't convert the base and step to
22329 the generic type if the orginal type is a pointer type.
22330 (add_iv_value_candidates): Use sizetype for the step
22331 if type is a pointer type.
22332 (cand_value_at): Likewise.
22333 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
22335 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
22336 Don't convert the tem affine to the type.
22337 (add_elt_to_tree): Use sizetype for the step if a pointer.
22338 Use POINTER_PLUS_EXPR for pointers.
22339 (aff_combination_to_tree): Use sizetype for the step if a
22342 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
22344 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
22345 Remove commutativity hint.
22347 2008-03-10 Jakub Jelinek <jakub@redhat.com>
22351 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
22352 errorneous type. Check that v is a VAR_DECL.
22354 PR middle-end/35099
22355 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
22357 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
22359 PR tree-optimization/35494
22360 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
22361 may be overriden at link and run time.
22363 2008-03-10 Richard Guenther <rguenther@suse.de>
22365 PR tree-optimization/34677
22366 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
22367 (poolify_tree): Likewise.
22368 (modify_expr_template): Likewise.
22369 (poolify_modify_stmt): Likewise.
22370 (insert_fake_stores): Handle all component-ref style stores
22371 in addition to INDIRECT_REF. Also handle complex types.
22372 Do not poolify the inserted load.
22373 (realify_fake_stores): Do not rebuild the tree but only
22374 make it a SSA_NAME copy.
22375 (init_pre): Remove initialzation of modify_expr_template.
22376 Do not allocate modify_expr_node_pool.
22377 (fini_pre): Do not free modify_expr_node_pool.
22379 2008-03-10 Paul Brook <paul@codesourcery.com>
22381 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
22382 to avoid conflicts.
22384 2008-03-10 Paul Brook <paul@codesourcery.com>
22385 Mark Shinwell <shinwell@codesourcery.com>
22387 * config/arm/cortex-r4.md: New.
22388 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
22390 * config/arm/arm.md: Include cortex-r4.md.
22391 (insn): Add smmls, sdiv and udiv values.
22392 (generic_sched): Don't use generic scheduling for Cortex-R4.
22393 (arm_issue_rate): New function.
22394 (TARGET_SCHED_ISSUE_RATE): Define.
22396 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
22398 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
22400 2008-03-10 Richard Guenther <rguenther@suse.de>
22402 * tree-ssa-pre.c (get_sccvn_value): Simplify.
22403 (compute_avail): Do not add stmt uses to AVAIL_OUT.
22405 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
22407 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
22408 Set default to true.
22410 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22412 * c.opt (Wsynth): Deprecate.
22413 * doc/invoke.texi (Option Summary, Warning Options): Document
22414 -Wno-format-contains-nul.
22416 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
22419 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
22420 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
22422 2008-03-09 Ira Rosen <irar@il.ibm.com>
22424 * config/rs6000/rs6000.c (builtin_description): Rename vector
22425 left shift operations.
22426 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
22427 (altivec_vsl<VI_char>): Rename to ...
22428 (ashl<mode>3): ... new name.
22429 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
22431 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
22433 2008-03-08 Richard Guenther <rguenther@suse.de>
22435 * coverage.h (tree_coverage_counter_addr): Declare.
22436 * coverage.c (tree_coverage_counter_addr): New function.
22437 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
22438 before using again.
22439 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
22440 (tree_gen_one_value_profiler): Likewise.
22441 (tree_gen_ic_profiler): Likewise.
22442 (tree_gen_average_profiler): Likewise.
22443 (tree_gen_ior_profiler): Likewise.
22445 2008-03-08 Richard Guenther <rguenther@suse.de>
22447 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
22448 (vn_binary_op_insert): Likewise.
22449 (vn_unary_op_lookup): Likewise.
22450 (vn_unary_op_insert): Likewise.
22451 (vn_nary_op_lookup): Declare.
22452 (vn_nary_op_insert): Likewise.
22453 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
22454 and binary hashes, use a single obstack for unary_op_pool
22455 and binary_op_pool.
22456 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
22457 a single struct vn_nary_op_s. Store tree code length and
22458 a variable number of operands.
22459 (struct vn_reference_op_struct): Remove unused op2.
22460 (vn_reference_op_eq): Do not compare op2.
22461 (vn_reference_op_compute_hash): Do not compute hash of op2.
22462 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
22463 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
22464 with vn_nary_op_compute_hash.
22465 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
22466 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
22468 (vn_unary_op_insert, vn_binary_op_insert): Replace with
22470 (visit_unary_op): Call nary functions.
22471 (visit_binary_op): Likewise.
22472 (process_scc): Adjust for struct vn_tables_s changes.
22473 (allocate_vn_table): Likewise.
22474 (free_vn_table): Likewise.
22475 * tree-vn.c (vn_add): Call nary functions.
22476 (vn_lookup): Likewise.
22478 2008-03-08 Jakub Jelinek <jakub@redhat.com>
22481 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
22482 wdst back after sync_compare_and_swapqhi_internal.
22484 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
22487 * config/i386/i386-modes.def (V1DI): New vector mode.
22488 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
22489 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
22490 (MMXMODE248): Ditto.
22491 (MMXMODE): Add V1DI mode.
22492 (mmxvecsize): Change DI mode to V1DI mode.
22493 ("mov<mode>): Use MMXMODEI8 mode iterator.
22494 ("*mov<mode>_internal_rex64"): Ditto.
22495 ("*mov<mode>_internal"): Ditto.
22496 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
22497 ("mmx_sub<mode>3"): Ditto.
22498 ("mmx_adddi3"): Remove insn pattern.
22499 ("mmx_subdi3"): Ditto.
22500 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
22501 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
22502 ("mmx_ashl<mode>3"): Ditto.
22503 ("mmx_lshrdi3"): Remove insn pattern.
22504 ("mmx_ashldi3"): Ditto.
22505 * config/i386/i386.c (classify_argument): Handle V1DImode.
22506 (function_arg_advance_32): Ditto.
22507 (function_arg_32): Ditto.
22508 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
22509 mmx_addv1di3 insn pattern.
22510 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
22511 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
22512 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
22513 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
22514 Remove definitions of built-in functions.
22515 (V1DI_type_node): New node.
22516 (v1di_ftype_v1di_int): Ditto.
22517 (v1di_ftype_v1di_v1di): Ditto.
22518 (v2si_ftype_v2si_si): Ditto.
22519 (v4hi_ftype_v4hi_di): Remove node.
22520 (v2si_ftype_v2si_di): Ditto.
22521 (ix86_init_mmx_sse_builtins): Handle V1DImode.
22522 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
22523 Redefine builtins using def_builtin_const with *_ftype_*_int node.
22524 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
22525 Add new builtins using def_builtin_const.
22526 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
22527 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
22528 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
22529 * config/i386/mmintrin.h (__v1di): New typedef.
22530 (_mm_add_si64): Cast arguments to __v1di type.
22531 (_mm_sub_si64): Ditto.
22532 (_mm_sll_pi16): Cast __count to __v4hi type.
22533 (_mm_sll_pi32): Cast __count to __v2si type.
22534 (_mm_sll_si64): Cast arguments to __v1di type.
22535 (_mm_srl_pi16): Cast __count to __v4hi type.
22536 (_mm_srl_pi32): Cast __count to __v2si type.
22537 (_mm_srl_si64): Cast arguments to __v1di type.
22538 (_mm_sra_pi16): Cast __count to __v4hi type.
22539 (_mm_sra_pi32): Cast __count to __v2si type.
22540 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
22541 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
22542 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
22543 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
22544 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
22545 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
22546 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
22547 (_mm_srai_pi32): Use __builtin_ia32_psradi.
22548 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
22549 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22550 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22551 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
22553 2008-03-07 Joseph Myers <joseph@codesourcery.com>
22555 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
22557 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
22560 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
22561 reg+const addressing for Altivec modes. Don't generate reg+reg
22562 addressing for TFmode or TDmode quantities.
22564 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
22566 * c-common.c (vector_types_convertible_p): Call langhook
22567 instead of comptypes.
22569 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22572 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
22573 integral and scalar float variables which have a
22576 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
22578 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
22579 dwarf_register_span hook when emitting unwind information for
22580 register-to-memory saves.
22581 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
22582 (rs6000_frame_related): Remove call to spe_synthesize_frame.
22584 2008-03-06 Jakub Jelinek <jakub@redhat.com>
22586 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
22587 for the same VAR_DECL.
22589 2008-03-06 Tom Tromey <tromey@redhat.com>
22591 * treelang: Delete.
22592 * doc/standards.texi (Standards): Don't mention treelang.
22593 * doc/invoke.texi (Overall Options): Don't mention treelang.
22594 * doc/install.texi (Prerequisites): Don't mention bison or
22596 (Configuration): Don't mention treelang.
22597 (Building): Likewise.
22598 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
22600 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
22602 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
22603 word-extractions out of a multi-word object.
22605 2008-03-06 Richard Guenther <rguenther@suse.de>
22607 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
22608 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
22609 result type and precision.
22610 * expr.c (get_inner_reference): Set unsignedp based on the result
22611 type of BIT_FIELD_REF.
22612 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
22613 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
22614 (try_instantiate_multiple_fields): Likewise. Use the correct type
22616 (sra_build_assignment): Likewise.
22617 (sra_build_elt_assignment): Likewise.
22618 (sra_explode_bitfield_assignment): Likewise.
22619 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
22620 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
22621 set BIT_FIELD_REF_UNSIGNED.
22622 (vectorizable_load): Likewise.
22624 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
22626 * cse.c (cse_extended_basic_block): Invalidate artificial defs
22629 2008-03-06 Richard Guenther <rguenther@suse.de>
22631 * alias.c (struct alias_set_entry): Move has_zero_child field
22632 to pack with alias_set.
22634 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22636 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22639 2008-03-05 Ian Lance Taylor <iant@google.com>
22641 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
22643 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
22645 * fwprop.c (update_df): Support width and offset parameters of
22647 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
22648 global_conflicts): Change DF_REF_EXTRACT to either
22649 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22650 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22651 * df-scan.c (df_ref_record, df_defs_record,
22652 df_ref_create_structure, df_def_record_1, df_uses_record,
22653 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
22654 df_bb_refs_collect, df_entry_block_defs_collect,
22655 df_exit_block_uses_collect): Support new width and offset fields.
22656 (ref_extract_pool): New storage pool.
22657 (df_free_ref): New function.
22658 (df_reg_chain_unlink, df_free_collection_rec,
22659 df_sort_and_compress_refs): Call df_free_ref.
22660 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
22662 (df_ref_create_structure): Allocate df_ref_extract if offset and
22663 width fields are used.
22664 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
22665 (df_uses_record): Get offset and width from ZERO_EXTRACT
22667 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
22668 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22669 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22670 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
22671 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22672 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22673 (df_ref_extract): New structure.
22674 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
22675 (df_ref_create): Add width and offset parameters.
22677 2008-03-05 Richard Guenther <rguenther@suse.de>
22679 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22680 Use ranges_overlap_p.
22681 (offset_overlaps_with_access): Rename
22682 to ranges_overlap_p and move ...
22683 * tree-flow-inline.h (ranges_overlap_p): ... here.
22685 * tree.h (get_inner_reference, handled_component_p): Update
22688 * tree.h (record_component_aliases, get_alias_set,
22689 alias_sets_conflict_p, alias_sets_must_conflict_p,
22690 objects_must_conflict_p): Move declarations ...
22691 * alias.h (record_component_aliases, get_alias_set,
22692 alias_sets_conflict_p, alias_sets_must_conflict_p,
22693 objects_must_conflict_p): ... here.
22694 Include coretypes.h.
22695 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
22697 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
22699 * cfg.c: Include tree-flow.h.
22700 (remove_edge_raw): Call redirect_edge_var_map_clear.
22701 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
22702 * tree-flow-inline.h (redirect_edge_var_map_def): New.
22703 (redirect_edge_var_map_result): New.
22704 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
22705 PENDING_STMT use with redirect_edge_var_map_*.
22706 * tree-ssa.c (edge_var_maps): New definition.
22707 (redirect_edge_var_map_add): New.
22708 (redirect_edge_var_map_clear): New.
22709 (redirect_edge_var_map_dup): New.
22710 (redirect_edge_var_map_vector): New.
22711 (redirect_edge_var_map_destroy): New.
22712 (ssa_redirect_edge): Replace PENDING_STMT use with
22713 redirect_edge_var_map_*.
22714 (flush_pending_stmts): Same.
22715 (delete_tree_ssa): Destroy edge var map.
22716 * tree-flow.h (struct _edge_var_map): New.
22717 Define edge_var_map vector type.
22718 Declare redirect_edge_var_map_* prototypes.
22719 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
22720 * tree-cfg.c (reinstall_phi_args): Replace
22721 PENDING_STMT use with redirect_edge_var_map_*.
22723 2008-03-05 Richard Guenther <rguenther@suse.de>
22725 PR tree-optimization/35472
22726 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
22727 whose single use_stmt has a overlapping set of loaded and
22728 stored symbols as that use_stmt might be a noop assignment then.
22730 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
22732 * gthr-rtems.h: Implement __gthread_mutex_destroy.
22734 2008-03-05 Richard Guenther <rguenther@suse.de>
22737 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
22738 should be constants.
22739 * tree-cfg.c (verify_expr): Verify it.
22740 * fold-const.c (fold_truthop): Remove code generating
22741 BIT_FIELD_REFs of structure bases.
22742 (fold_binary): Likewise.
22743 (fold_ternary): Position and size of BIT_FIELD_REFs are
22744 always host integers.
22745 (make_bit_field_ref): Remove.
22746 (optimize_bit_field_compare): Remove.
22747 (all_ones_mask_p): Remove.
22749 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
22752 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
22753 (split_block_and_df_analyze): New. Split basic block and rebuild
22755 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
22757 (split_pattern_seq): Likewise.
22758 (erase_matching_seqs): Likewise.
22759 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
22761 2008-03-04 Geoff Keating <geoffk@apple.com>
22763 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
22764 declaration and code.
22765 (tree_invalid_nonnegative_warnv_p): Likewise.
22767 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
22769 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
22770 examples. Truncate option-names then causing overfull hbox.
22772 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22775 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
22777 * configure: Rebuilt.
22779 2008-03-04 Rafael Espíndola <espindola@google.com>
22781 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
22782 (tree_unary_nonnegative_warnv_p): New.
22783 (tree_binary_nonnegative_warnv_p): New.
22784 (tree_single_nonnegative_warnv_p): New.
22785 (tree_invalid_nonnegative_warnv_p): New.
22786 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
22788 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22791 * opts.c (handle_option): Postpone 'unknown option' errors only for
22794 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
22797 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
22800 2008-03-04 Rafael Espíndola <espindola@google.com>
22802 * fold-const.c (tree_unary_nonzero_warnv_p): New.
22803 (tree_binary_nonzero_warnv_p): New.
22804 (tree_single_nonzero_warnv_p): New.
22805 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
22807 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
22809 PR middle-end/35456
22810 * fold-const.c (fold_cond_expr_with_comparison): Prevent
22811 transformations for modes that have signed zeros.
22812 * ifcvt.c (noce_try_abs): Ditto.
22814 2008-03-04 Joseph Myers <joseph@codesourcery.com>
22816 * config/i386/i386.c (override_options): Force
22817 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
22819 2008-03-04 Jan Hubicka <jh@suse.cz>
22822 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
22825 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22827 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
22828 label to probe the stack.
22830 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22832 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
22833 (__gthr_win32_mutex_destroy): Declare.
22834 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
22835 __gthr_win32_mutex_destroy.
22836 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
22838 2008-03-03 Jan Hubicka <jh@suse.cz>
22841 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
22842 aggressive on inlining cold calls.
22844 2008-03-03 Richard Guenther <rguenther@suse.de>
22846 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
22847 struct copies into the expression table.
22848 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
22849 (try_to_simplify): Likewise.
22850 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
22851 integral and pointer arguments which do not change the
22852 precision to NOP_EXPRs.
22853 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
22854 VIEW_CONVERT_EXPR case.
22856 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
22858 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
22859 defined in a loop at depth 0 is invariant.
22860 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
22861 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
22862 be called at loop depth 0.
22864 2008-03-02 Jakub Jelinek <jakub@redhat.com>
22867 * gcc.c (process_command): Update copyright notice dates.
22868 * gcov.c (print_version): Likewise.
22869 * gcov-dump.c (print_version): Likewise.
22870 * mips-tfile.c (main): Likewise.
22871 * mips-tdump.c (main): Likewise.
22873 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22876 * c-common.c (flag_permissive): Delete.
22877 (constant_expression_warnings): Check flags first.
22878 (constant_expression_error): New.
22879 * c-common.h (flag_permissive): Delete.
22880 (constant_expression_error): Declare.
22881 * flags.h (flag_permissive): Declare. Update description.
22882 * diagnostic.c (pedwarn): Update.
22884 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
22885 (permissive_error_kind): New.
22886 * toplev.c (flag_permissive): Define. Update description.
22887 * toplev.h (permissive_error_kind): Declare.
22888 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
22889 (pedwarn_c90): Use pedantic_warning_kind.
22890 * c-opts.c (c_common_post_options): flag_permissive does not affect
22891 flag_pedantic_errors.
22893 2008-03-02 Joseph Myers <joseph@codesourcery.com>
22895 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
22896 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
22897 __absvsi2, __absvDI2): Use unsigned arithmetic.
22899 2008-03-02 Andi Kleen <ak@suse.de>
22900 Richard Guenther <rguenther@suse.de>
22902 * struct-equiv.c: Remove file.
22903 * cfg_cleanup.c (condjump_equiv_p): Remove.
22904 * Makefile.in (OBJS-common): Remove struct-equiv.o.
22905 (struct-equiv.o): Remove rule.
22906 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
22907 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
22908 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
22910 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22912 * ifcvt.c (noce_process_if_block): Try to handle only the then
22913 block if the else block exists but isn't suitable.
22915 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22918 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
22919 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
22920 regression from previous patch.
22922 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22925 * gthr.h: Add __gthread_mutex_destroy as a function that must be
22927 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
22928 * gthr-single.h (__gthread_mutex_destroy): Likewise.
22929 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
22930 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
22931 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
22932 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
22933 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
22934 (__gthread_mutex_destroy_function): Rename to
22935 __gthread_mutex_destroy.
22936 * gthr-dce.h (__gthread_mutex_destroy): Call
22937 pthread_mutex_destroy.
22938 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
22939 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
22940 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
22942 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22944 * df-scan.c (df_ref_chain_change_bb): Simplify.
22945 (df_insn_change_bb): Add new_bb argument. Simplify. Call
22946 set_block_for_insn if there's any change.
22947 * df.h ((df_insn_change_bb): Fix prototype.
22948 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
22949 df_insn_change_bb, don't call set_block_for_insn.
22950 * emit-rtl.c (reorder_insns): Likewise.
22951 * haifa-sched.c (move_insn): Likewise.
22953 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22955 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
22957 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22959 * tree-flow-inline.h (next_readonly_imm_use): Return
22960 NULL_USE_OPERAND_P after the end.
22962 2008-03-01 Richard Guenther <rguenther@suse.de>
22964 PR tree-optimization/35411
22965 * tree-sra.c (sra_build_assignment): Split conversion to
22966 final type to a separate statement if we are not assigning
22969 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22971 * fold-const.c (fold_convertible_p): Correct the logic to follow
22972 that in fold_convert().
22974 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
22977 * tree-inline.c (build_duplicate_type): When we make a
22978 duplicate type, make it unique in the canonical types system.
22980 2008-02-29 Tom Tromey <tromey@redhat.com>
22982 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
22983 input_file_stack_history, input_file_stack_restored): Remove.
22984 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22985 * input.h (struct file_stack): Remove.
22986 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22987 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
22989 * diagnostic.h (struct diagnostic_context) <last_module>: Change
22991 (diagnostic_last_module_changed): Add 'map' argument.
22992 (diagnostic_set_last_function): Likewise.
22993 * diagnostic.c (undiagnostic_report_current_module): Iterate using
22994 line map, not input_file_stack.
22995 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
22997 2008-02-29 Paul Brook <paul@codesourcery.com>
22999 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
23001 2008-02-29 Paul Brook <paul@codesourcery.com>
23003 * config/arm/ieee754-df.S (muldf3): Use RET macros.
23005 2008-02-29 Richard Guenther <rguenther@suse.de>
23007 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
23009 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
23010 value for comparing for a store match.
23011 (simplify_unary_expression): Do nothing for SSA_NAMEs.
23012 (try_to_simplify): Do not do a full-blown reference lookup.
23014 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23016 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
23017 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
23019 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
23021 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
23023 * tree-loop-linear.c (try_interchange_loops): Compare memory access
23024 strides against cache sizes.
23026 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23028 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
23031 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
23033 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
23034 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
23035 is smaller than the original promoted value.
23036 (simplify_subreg): If OP is a SUBREG, try to preserve its
23037 SUBREG_PROMOTED_VAR_P information.
23039 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
23041 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
23042 (VN_INFO_GET): Allocate new objects on the obstack.
23043 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
23044 for rpo_numbers_temp, for consistency.
23045 (free_scc_vn): Free the obstack.
23047 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
23049 * doc/invoke.texi: Document -ftree-loop-distribution.
23050 * tree-loop-distribution.c: New.
23051 * tree-pass.h (pass_loop_distribution): New.
23052 * graphds.h (struct graph): Add htab_t indices.
23053 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
23054 * tree-vectorizer.c (rename_variables_in_loop): Extern.
23055 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
23056 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
23057 * tree-data-ref.c (debug_data_dependence_relations): New.
23058 (dump_data_dependence_relation): Also print data references.
23059 (free_data_ref): Extern.
23060 (same_access_functions): Moved...
23061 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
23062 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23063 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
23064 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
23065 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
23066 (stmts_from_loop): Skip LABEL_EXPR.
23067 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
23069 (build_rdg): Initialize rdg->indices htab.
23070 (free_rdg, stores_from_loop, ref_base_address,
23071 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
23072 have_similar_memory_accesses_1, ref_base_address_1,
23073 remove_similar_memory_refs): New.
23074 * tree-data-ref.h: Depend on tree-chrec.h.
23075 (debug_data_dependence_relations, free_data_ref): Declared.
23076 (same_access_functions): ... here.
23077 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
23079 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
23080 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
23081 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
23082 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23083 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
23084 rdg_vertex_for_stmt): Declared.
23085 (struct rdg_edge): Add level.
23087 (free_rdg, stores_from_loop, remove_similar_memory_refs,
23088 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
23090 (rdg_has_similar_memory_accesses): New.
23091 * tree-vect-analyze.c: Remove unused static decls.
23092 * lambda.h (dependence_level): New.
23093 * common.opt (ftree-loop-distribution): New.
23094 * tree-flow.h (mark_virtual_ops_in_bb,
23095 slpeel_tree_duplicate_loop_to_edge_cfg,
23096 rename_variables_in_loop): Declared.
23097 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
23098 (OBJS-common): Add tree-loop-distribution.o.
23099 (tree-loop-distribution.o): New rule.
23100 * tree-cfg.c (mark_virtual_ops_in_bb): New.
23101 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
23102 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
23104 2008-02-28 Joseph Myers <joseph@codesourcery.com>
23107 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
23108 other than structures and unions.
23110 2008-02-28 Richard Guenther <rguenther@suse.de>
23113 2008-02-26 Richard Guenther <rguenther@suse.de>
23115 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23116 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23117 (lookup_decl_from_uid): Declare.
23118 (remove_decl_from_map): Likewise.
23119 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23120 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23121 (decl_for_uid_map): New global hashtable mapping DECL_UID
23123 (init_ttree): Allocate it.
23124 (insert_decl_to_uid_decl_map): New helper function.
23125 (make_node_stat): Insert new decls into the map.
23126 (copy_node_stat): Likewise.
23127 (lookup_decl_from_uid): New function.
23128 (remove_decl_from_map): Likewise.
23129 (print_decl_for_uid_map_statistics): New helper.
23130 (dump_tree_statistics): Call it.
23132 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23133 (referenced_var_iterator): Adjust.
23134 (FOR_EACH_REFERENCED_VAR): Adjust.
23135 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23136 (num_referenced_vars): Adjust.
23137 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23138 (first_referenced_var): Remove.
23139 (end_referenced_vars_p): Likewise.
23140 (next_referenced_var): Likewise.
23141 (referenced_var_iterator_set): New helper function.
23142 * tree-dfa.c (referenced_var_lookup): Adjust.
23143 (referenced_var_check_and_insert): Likewise.
23144 (remove_referenced_var): Likewise.
23145 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23146 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23147 (verify_call_clobbering): Likewise.
23148 (verify_memory_partitions): Likewise.
23149 (init_tree_ssa): Allocate bitmap instead of hashtable for
23151 (delete_tree_ssa): Adjust.
23152 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23153 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23154 (compute_tag_properties): Likewise.
23155 (set_initial_properties): Likewise.
23156 (find_partition_for): Likewise.
23157 (update_reference_counts): Likewise.
23158 (dump_may_aliases_for): Likewise.
23159 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23160 (add_call_clobber_ops): Likewise.
23161 (add_call_read_ops): Likewise.
23162 (get_asm_expr_operands): Likewise.
23163 * tree-into-ssa.c (dump_decl_set): Likewise.
23164 (update_ssa): Likewise.
23165 * tree-sra.c (scan_function): Likewise.
23166 (decide_instantiations): Likewise.
23167 (scalarize_parms): Likewise.
23168 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23169 (dsa_named_for): Likewise.
23170 * tree-ssa-structalias.c (update_alias_info): Likewise.
23171 (merge_smts_into): Likewise.
23173 2008-02-27 David Daney <ddaney@avtrex.com>
23176 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
23177 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
23178 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
23179 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
23180 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
23182 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
23185 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
23186 (BUILT_IN_NEXTTOWARD): Remove.
23187 (BUILT_IN_NEXTTOWARDF): Ditto.
23188 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
23189 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
23191 2008-02-27 Tom Tromey <tromey@redhat.com>
23193 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
23194 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
23196 2008-02-27 Jan Beulich <jbeulich@novell.com>
23198 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
23199 update the respective field on newdecl.
23201 2008-02-27 Revital Eres <eres@il.ibm.com>
23203 PR rtl-optimization/34999
23204 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
23205 crossing edges that ends with a call insn.
23206 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
23207 call insn and clear the EDGE_CROSSING flag of the crossing edge
23208 when fixing fallthru edges.
23210 2008-02-27 Richard Guenther <rguenther@suse.de>
23212 PR middle-end/35390
23213 * fold-const.c (fold_unary): Return the correct argument,
23214 converted to the result type.
23216 2008-02-27 Richard Guenther <rguenther@suse.de>
23218 PR middle-end/34971
23219 * expr.c (expand_expr_real_1): Assert on rotates that operate
23221 * fold-const.c (fold_binary): Use the types precision, not the
23222 bitsize of the mode if folding rotate expressions. Build rotates
23223 only for full modes.
23225 2008-02-27 Jakub Jelinek <jakub@redhat.com>
23227 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
23228 and CPP_PRAGMA_EOL.
23229 * c-pragma.c (pragma_ns_name): New typedef.
23230 (registered_pp_pragmas): New variable.
23231 (c_pp_lookup_pragma): New function.
23232 (c_register_pragma_1): If flag_preprocess_only, do nothing
23233 for non-expanded pragmas, for expanded ones push pragma's
23234 namespace and name into registered_pp_pragmas vector.
23235 (c_invoke_pragma_handler): Register OpenMP pragmas even when
23236 flag_preprocess_only, don't register GCC pch_preprocess
23237 pragma if flag_preprocess_only.
23238 * c-opts.c (c_common_init): Call init_pragma even if
23239 flag_preprocess_only.
23240 * c-pragma.c (c_pp_lookup_pragma): New prototype.
23241 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
23242 cpp_register_pragma if flag_preprocess_only.
23244 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23247 * c-parser.c (c_parser_translation_unit): Warn for empty
23248 translation unit, not empty source file.
23250 2008-02-26 Paul Brook <paul@codesourcery.com>
23252 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
23253 operand for Thumb-2.
23254 * config/arm/arm.h (reg_class): Add CORE_REGS.
23255 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
23256 (BASE_REG_CLASS): Use CORE_REGS.
23257 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
23258 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
23259 (REGNO_OK_FOR_INDEX_P): Exclude SP.
23260 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
23261 ARM_REGNO_OK_FOR_INDEX_P.
23262 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
23263 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
23264 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
23265 (ldm/stm peepholes): Ditto.
23266 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
23267 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
23268 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
23269 * config/arm/constraints.md: Enable "k" constraint on ARM.
23271 2008-02-27 Ben Elliston <bje@au.ibm.com>
23273 * config/rs6000/rs6000.c: Annotate cache line size field in all
23274 instances of struct processor_costs.
23276 2008-02-26 David Edelsohn <edelsohn@gnu.org>
23278 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
23279 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
23280 jump_bypass): New counters.
23281 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
23282 * dce.c (gate_ud_dce): Same.
23283 (gate_fast_dce): Same.
23284 * dse.c (gate_dse1): New function.
23285 (gate_dse2): New function.
23286 (gate_dse): Merge results of new gate functions.
23287 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
23288 (gate_handle_jump_bypass): Add dbg_cnt.
23289 (gate_handle_gcse): Add dbg_cnt.
23290 * ifcvt.c (gate_handle_if_conversion): Same.
23291 (gate_handle_if_after_combine): Same.
23292 (gate_handle_if_after_reload): Same.
23293 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
23295 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
23297 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
23299 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
23301 2008-02-26 Jason Merrill <jason@redhat.com>
23304 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
23305 alone if it's the naming decl for the type's main variant.
23307 2008-02-26 Tom Tromey <tromey@redhat.com>
23309 * system.h (USE_MAPPED_LOCATION): Poison.
23310 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
23311 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
23312 (make_goto_expr_edges): Likewise.
23313 (remove_bb): Likewise.
23314 (execute_warn_function_return): Likewise.
23315 * basic-block.h (struct edge_def) <goto_locus>: Change type to
23317 * c-common.c (fname_decl): Remove old location code.
23318 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
23320 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
23322 (ASM_INPUT_SOURCE_LOCATION): Likewise.
23323 (gen_rtx_ASM_INPUT): Likewise.
23324 (gen_rtx_ASM_INPUT_loc): Likewise.
23325 (get_rtx_asm_OPERANDS): Remove.
23326 * cfglayout.c (insn_locators_alloc): Remove old location code.
23327 (set_curr_insn_source_location): Likewise.
23328 (curr_insn_locator): Likewise.
23329 * print-tree.c (print_node): Remove old location code.
23330 * tree-mudflap.c (mf_varname_tree): Remove old location code.
23331 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
23332 * cfgexpand.c (expand_gimple_cond_expr): Don't use
23333 location_from_locus.
23334 (construct_exit_block): Remove old location code.
23335 * emit-rtl.c (force_next_line_note): Remove old location code.
23336 * profile.c (branch_prob): Remove old location code.
23337 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
23338 LOC_LINE): Remove old-location variants.
23339 * langhooks.c (lhd_print_error_function): Remove old location
23341 * configure, config.in: Rebuilt.
23342 * configure.ac (--enable-mapped-location): Remove.
23343 * c-decl.c (c_init_decl_processing): Remove old location code.
23344 (finish_function): Likewise.
23345 * recog.c (decode_asm_operands): Remove old location code.
23346 * c-pch.c (c_common_read_pch): Remove old location code.
23347 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
23349 * gimple-low.c (lower_function_body): Remove old location code.
23350 * toplev.c (unknown_location): Remove.
23351 (push_srcloc): Remove old-location variant.
23352 (process_options): Remove old location code.
23353 (lang_dependent_init): Likewise.
23354 * input.h (UNKNOWN_LOCATION): Move definition.
23355 (location_t): Undeprecate.
23356 (source_locus): Remove.
23357 (location_from_locus): Remove.
23358 (struct location_s): Remove.
23359 Remove all old-location code.
23360 (input_line, input_filename): Remove.
23361 * final.c (final_scan_insn): Remove old location code.
23362 * diagnostic.c (diagnostic_build_prefix): Remove
23363 USE_MAPPED_LOCATION test.
23364 * tree.h (gimple_stmt) <locus>: Now a location_t.
23365 (tree_exp) <locus>: Likewise.
23366 (DECL_IS_BUILTIN): Remove old-location variant.
23367 (annotate_with_file_line, annotate_with_locus): Likewise.
23368 (expr_locus, set_expr_locus): Update.
23369 * tree.c (build1_stat): Remove old location code.
23370 (last_annotated_node): Remove.
23371 (annotate_with_file_line): Remove old-location variant.
23372 (annotate_with_locus): Likewise.
23373 (expr_location): Remove old location code.
23374 (set_expr_location): Likewise.
23375 (expr_has_location): Likewise.
23376 (expr_locus): Likewise.
23377 (set_expr_locus): Likewise.
23378 (expr_filename): Don't use location_from_locus.
23379 (expr_lineno): Likewise.
23380 * rtl-error.c (location_for_asm): Remove old location code.
23381 * c-lex.c (cb_line_change): Remove old location code.
23382 (fe_file_change): Likewise.
23383 (cb_def_pragma): Likewise.
23384 (c_lex_with_flags): Likewise.
23385 * gengtype.c (do_typedef): Don't special-case location types.
23386 (define_location_structures): Remove.
23387 (main): Don't call define_location_structures.
23388 * tree-pretty-print.c (dump_implicit_edges): Remove old location
23391 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23394 * builtins.def (BUILT_IN_STDARG_START): Remove.
23395 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
23396 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
23397 * tree-inline.c (inline_forbidden_p_1): Likewise.
23399 2008-02-26 Richard Guenther <rguenther@suse.de>
23401 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23402 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23403 (lookup_decl_from_uid): Declare.
23404 (remove_decl_from_map): Likewise.
23405 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23406 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23407 (decl_for_uid_map): New global hashtable mapping DECL_UID
23409 (init_ttree): Allocate it.
23410 (insert_decl_to_uid_decl_map): New helper function.
23411 (make_node_stat): Insert new decls into the map.
23412 (copy_node_stat): Likewise.
23413 (lookup_decl_from_uid): New function.
23414 (remove_decl_from_map): Likewise.
23415 (print_decl_for_uid_map_statistics): New helper.
23416 (dump_tree_statistics): Call it.
23418 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23419 (referenced_var_iterator): Adjust.
23420 (FOR_EACH_REFERENCED_VAR): Adjust.
23421 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23422 (num_referenced_vars): Adjust.
23423 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23424 (first_referenced_var): Remove.
23425 (end_referenced_vars_p): Likewise.
23426 (next_referenced_var): Likewise.
23427 (referenced_var_iterator_set): New helper function.
23428 * tree-dfa.c (referenced_var_lookup): Adjust.
23429 (referenced_var_check_and_insert): Likewise.
23430 (remove_referenced_var): Likewise.
23431 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23432 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23433 (verify_call_clobbering): Likewise.
23434 (verify_memory_partitions): Likewise.
23435 (init_tree_ssa): Allocate bitmap instead of hashtable for
23437 (delete_tree_ssa): Adjust.
23438 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23439 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23440 (compute_tag_properties): Likewise.
23441 (set_initial_properties): Likewise.
23442 (find_partition_for): Likewise.
23443 (update_reference_counts): Likewise.
23444 (dump_may_aliases_for): Likewise.
23445 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23446 (add_call_clobber_ops): Likewise.
23447 (add_call_read_ops): Likewise.
23448 (get_asm_expr_operands): Likewise.
23449 * tree-into-ssa.c (dump_decl_set): Likewise.
23450 (update_ssa): Likewise.
23451 * tree-sra.c (scan_function): Likewise.
23452 (decide_instantiations): Likewise.
23453 (scalarize_parms): Likewise.
23454 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23455 (dsa_named_for): Likewise.
23456 * tree-ssa-structalias.c (update_alias_info): Likewise.
23457 (merge_smts_into): Likewise.
23459 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23462 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
23463 * c-opts.c (c_common_handle_option): Wall enables
23464 Wvolatile-register-var.
23465 * common.opt: Move Wvolatile-register-var to...
23468 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23470 * common.opt (Wlarger-than=): New.
23471 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
23473 * opts.c (common_handle_option): Handle -Wlarger-than=.
23474 * optc-gen.awk: Likewise.
23475 * opth-gen.awk: Likewise.
23476 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
23477 * tree-optimize.c (tree_rest_of_compilation): Likewise.
23479 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23481 * c-common.c (match_case_to_enum_1): Add appropriate
23482 OPT_W* parameter to warning.
23483 (c_do_switch_warnings): Likewise.
23484 * c-typeck.c (warning_init): Add one more parameter following
23485 'warning' function.
23486 (push_init_level): Update call to warning_init.
23487 (pop_init_level): Likewise.
23488 (add_pending_init): Likewise.
23489 (output_init_element: Likewise.
23491 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23494 * toplev.c (toplev_main): If there are warnings or error, print
23495 errors for ignored options.
23496 * opts.c (ignored_options): New static variable.
23497 (postpone_unknown_option_error): New.
23498 (print_ignored_options): New.
23499 (handle_option): Postpone errors for unknown -Wno-* options.
23500 * opts.h (print_ignored_options): Declare.
23502 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
23504 * config/mips/mips.md (loadgp_blockage, blockage): Change type
23507 2008-02-25 Richard Guenther <rguenther@suse.de>
23510 2008-02-25 Richard Guenther <rguenther@suse.de>
23512 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23513 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23514 (lookup_decl_from_uid): Declare.
23515 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23516 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23517 (decl_for_uid_map): New global hashtable mapping DECL_UID
23519 (init_ttree): Allocate it.
23520 (insert_decl_to_uid_decl_map): New helper function.
23521 (make_node_stat): Insert new decls into the map.
23522 (copy_node_stat): Likewise.
23523 (lookup_decl_from_uid): New function.
23524 (print_decl_for_uid_map_statistics): New helper.
23525 (dump_tree_statistics): Call it.
23527 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23528 (referenced_var_iterator): Adjust.
23529 (FOR_EACH_REFERENCED_VAR): Adjust.
23530 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23531 (num_referenced_vars): Adjust.
23532 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23533 (first_referenced_var): Remove.
23534 (end_referenced_vars_p): Likewise.
23535 (next_referenced_var): Likewise.
23536 (referenced_var_iterator_set): New helper function.
23537 * tree-dfa.c (referenced_var_lookup): Adjust.
23538 (referenced_var_check_and_insert): Likewise.
23539 (remove_referenced_var): Likewise.
23540 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23541 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23542 (verify_call_clobbering): Likewise.
23543 (verify_memory_partitions): Likewise.
23544 (init_tree_ssa): Allocate bitmap instead of hashtable for
23546 (delete_tree_ssa): Adjust.
23547 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23548 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23549 (compute_tag_properties): Likewise.
23550 (set_initial_properties): Likewise.
23551 (find_partition_for): Likewise.
23552 (update_reference_counts): Likewise.
23553 (dump_may_aliases_for): Likewise.
23554 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23555 (add_call_clobber_ops): Likewise.
23556 (add_call_read_ops): Likewise.
23557 (get_asm_expr_operands): Likewise.
23558 * tree-into-ssa.c (dump_decl_set): Likewise.
23559 (update_ssa): Likewise.
23560 * tree-sra.c (scan_function): Likewise.
23561 (decide_instantiations): Likewise.
23562 (scalarize_parms): Likewise.
23563 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23564 (dsa_named_for): Likewise.
23565 * tree-ssa-structalias.c (update_alias_info): Likewise.
23566 (merge_smts_into): Likewise.
23568 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23571 * doc/invoke.texi (-fcx-limited-range): Document new option.
23572 * toplev.c (process_options): Handle -fcx-fortran-rules.
23573 * common.opt: Add documentation for -fcx-fortran-rules.
23575 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23578 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
23579 actual behaviour and C99.
23581 2008-02-26 Ben Elliston <bje@au.ibm.com>
23583 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
23584 (ASM_CPU_POWER6_SPEC): Likewise.
23585 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
23586 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
23587 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
23589 2008-02-25 Richard Guenther <rguenther@suse.de>
23591 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23592 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23593 (lookup_decl_from_uid): Declare.
23594 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23595 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23596 (decl_for_uid_map): New global hashtable mapping DECL_UID
23598 (init_ttree): Allocate it.
23599 (insert_decl_to_uid_decl_map): New helper function.
23600 (make_node_stat): Insert new decls into the map.
23601 (copy_node_stat): Likewise.
23602 (lookup_decl_from_uid): New function.
23603 (print_decl_for_uid_map_statistics): New helper.
23604 (dump_tree_statistics): Call it.
23606 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23607 (referenced_var_iterator): Adjust.
23608 (FOR_EACH_REFERENCED_VAR): Adjust.
23609 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23610 (num_referenced_vars): Adjust.
23611 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23612 (first_referenced_var): Remove.
23613 (end_referenced_vars_p): Likewise.
23614 (next_referenced_var): Likewise.
23615 (referenced_var_iterator_set): New helper function.
23616 * tree-dfa.c (referenced_var_lookup): Adjust.
23617 (referenced_var_check_and_insert): Likewise.
23618 (remove_referenced_var): Likewise.
23619 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23620 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23621 (verify_call_clobbering): Likewise.
23622 (verify_memory_partitions): Likewise.
23623 (init_tree_ssa): Allocate bitmap instead of hashtable for
23625 (delete_tree_ssa): Adjust.
23626 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23627 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23628 (compute_tag_properties): Likewise.
23629 (set_initial_properties): Likewise.
23630 (find_partition_for): Likewise.
23631 (update_reference_counts): Likewise.
23632 (dump_may_aliases_for): Likewise.
23633 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23634 (add_call_clobber_ops): Likewise.
23635 (add_call_read_ops): Likewise.
23636 (get_asm_expr_operands): Likewise.
23637 * tree-into-ssa.c (dump_decl_set): Likewise.
23638 (update_ssa): Likewise.
23639 * tree-sra.c (scan_function): Likewise.
23640 (decide_instantiations): Likewise.
23641 (scalarize_parms): Likewise.
23642 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23643 (dsa_named_for): Likewise.
23644 * tree-ssa-structalias.c (update_alias_info): Likewise.
23645 (merge_smts_into): Likewise.
23647 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
23650 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
23651 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
23652 * alias.h (nonoverlapping_memrefs_p): Likewise.
23654 2008-02-25 Jan Beulich <jbeulich@novell.com>
23656 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
23657 * config/i386/netware-libgcc.exp: Add __bswap?i2,
23658 __emultls_get_address, __emultls_register_common,
23659 __floatundi?f, and _Unwind_GetIPInfo.
23660 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
23661 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
23662 (gen_regparm_prefix): Likewise.
23663 (i386_nlm_encode_section_info): Sync with
23664 config/i386/winnt.c:i386_pe_encode_section_info().
23665 (i386_nlm_maybe_mangle_decl_assembler_name): New.
23666 i386_nlm_mangle_decl_assembler_name): New.
23667 (netware_override_options): New.
23668 * config/i386/netware.h (netware_override_options): Declare.
23669 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
23670 (i386_nlm_mangle_decl_assembler_name): Declare.
23671 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
23673 2008-02-25 Ben Elliston <bje@au.ibm.com>
23676 * c-decl.c (grokdeclarator): Remove unused local variables
23677 `typedef_type' and `type_as_written'.
23679 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
23680 unused local variable `has_hot_blocks'.
23681 (fix_crossing_conditional_branches): Remove unused local variable
23684 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
23686 PR middle-end/19984
23687 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
23688 using DEF_C99_BUILTIN.
23689 (BUILT_IN_NANF): Ditto.
23690 (BUILT_IN_NANL): Ditto.
23692 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
23693 Revital Eres <eres@il.ibm.com>
23695 * modulo-sched.c (calculate_must_precede_follow): Address TODO
23696 regarding the order of two dependent insns in the same row.
23698 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
23700 * stor-layout.c (layout_decl): Do not bump the alignment of a
23701 bit-field to more than byte alignment if it is packed.
23703 2008-02-24 David Edelsohn <edelsohn@gnu.org>
23705 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
23708 2008-02-24 Diego Novillo <dnovillo@google.com>
23710 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
23713 * tree-vrp.c (vrp_evaluate_conditional): With
23714 -Wtype-limits, emit a warning when comparing against a
23715 constant outside the natural range of OP0's type.
23716 * c.opt (Wtype-limits): Move ...
23717 * common.opt (Wtype-limits): ... here.
23719 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
23721 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
23722 * config/rs6000/e300c2c3.md: New file.
23723 * config/rs6000/rs6000.c (processor_costs): Add new costs for
23725 (rs6000_override_options): Add e300c2 and e300c3 cases to
23726 processor_target_table. Do not allow usage of Altivec or Spe
23727 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
23728 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
23729 * config/rs6000/rs6000.h (processor_type): Add
23730 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
23731 (ASM_CPU_SPEC): Add e300c2 and e300c3.
23732 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
23733 and ppce300c3. Include e300c2c3.md.
23735 2008-02-23 David Edelsohn <edelsohn@gnu.org>
23737 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
23738 instead of TARGET_STRICT_ALIGN.
23740 2008-02-23 Joseph Myers <joseph@codesourcery.com>
23742 * explow.c (memory_address): Assert that the generated address is
23745 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23748 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
23749 * config/darwin-ppc-ldouble-patch.def: New file.
23750 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
23751 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
23752 SUBTARGET_INIT_BUILTINS if defined.
23753 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
23756 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23759 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
23760 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
23762 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23765 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
23766 file" warning condtional on -Winvalid-PCH.
23768 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
23770 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
23772 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
23776 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
23777 prevent reload from using MMX registers.
23778 (*mov<mode>_internal): Ditto.
23779 (*movv2sf_internal_rex64): Ditto.
23780 (*movv2sf_internal): Ditto.
23782 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23784 PR documentation/31569
23785 * doc/install.texi2html: Use makeinfo --no-number-sections.
23787 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23789 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
23790 ensure that we can address an entire entity > 8 bytes. Don't
23791 generate reg+reg addressing for such data.
23793 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23795 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
23796 strings when optimizing for size, unless the target cares about
23799 2008-02-22 Tom Tromey <tromey@redhat.com>
23801 * regclass.c (current_pass): Remove declaration.
23803 2008-02-22 Anatoly Sokolov <aesok@post.ru>
23805 * config/avr/libgcc.S (__RAMPZ__): Define.
23806 (__do_copy_data): Add for devices with 128KB code memory.
23808 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23810 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
23812 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
23814 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
23816 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
23819 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23822 * c-typeck.c (build_binary_op): Warn about floating point
23823 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
23825 2008-02-21 Janis Johnson <janis187@us.ibm.com>
23828 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
23829 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
23831 (rs6000_override_options): Set altivec_abi as default, not override,
23832 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
23833 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
23834 is used; use new member spe_abi.
23835 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
23836 spe_abi and altivec_abi.
23838 2008-02-22 Tomas Bily <tbily@suse.cz>
23840 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
23842 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23845 * config.build (build_file_translate): Set to `CMD //c' only if
23847 * Makefile.in (build_file_translate): Improve comment.
23849 2008-02-21 Jan Hubicka <jh@suse.cz>
23851 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
23852 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
23853 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
23855 2008-02-21 Michael Matz <matz@suse.de>
23858 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
23860 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
23862 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
23863 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
23864 as insn constraint.
23865 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
23866 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
23867 SSE_VEC_FLOAT_MODE_P as insn constraint.
23868 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
23869 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
23870 sse4a_movntdf using MODEF mode iterator.
23871 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
23872 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
23873 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
23874 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
23875 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
23876 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
23877 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
23879 2008-02-21 Richard Guenther <rguenther@suse.de>
23881 * tree.def (PAREN_EXPR): New tree code.
23882 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
23884 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
23885 * expr.c (expand_expr_real_1): Likewise.
23886 * tree-inline.c (estimate_num_insns_1): Likewise.
23887 * tree-complex.c (expand_complex_move): Likewise.
23888 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
23891 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23894 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
23896 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23899 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
23901 * config/sh/sh.c (find_barrier): Don't go past
23902 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
23904 2008-02-20 DJ Delorie <dj@redhat.com>
23906 * config/h8300/h8300.md (insv): Force source operand to be a register.
23908 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
23909 as a jump, not as a plain insn.
23911 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
23913 * doc/invoke.texi (Warning Options): Add new option
23914 -Wframe-larger-than=.
23915 (-Wframe-larger-than): Document.
23917 * flags.h (warn_frame_larger_than, frame_larger_than_size):
23918 Add declarations for new option variables.
23920 * final.c (final_start_function): Check the frame size
23921 before emission and issue a Wframe-larger-than warning.
23923 * opts.c (warn_frame_larger_than, frame_larger_than_size):
23924 Add definitions for new option variables.
23925 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
23927 * common.opt (Wframe-larger-than=): New option.
23929 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23931 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
23932 (<sse>_div<mode>3): Ditto.
23933 (<sse>_vmdiv<mode>3): Ditto.
23934 (<sse>_vmsqrt<mode>2): Ditto.
23935 (*smax<mode>3): Ditto.
23936 (sse5_frcz<mode>2): Ditto.
23937 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
23938 as insn constraint.
23940 2008-02-20 Richard Guenther <rguenther@suse.de>
23942 PR middle-end/35265
23943 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
23944 be happy with INTEGRAL_TYPE_P.
23946 2008-02-20 Richard Guenther <rguenther@suse.de>
23948 * fold-const.c (split_tree): Associate floatig-point expressions
23949 if flag_associative_math is set.
23951 2008-02-20 Richard Guenther <rguenther@suse.de>
23953 * tree.h (fold_real_zero_addition_p): Declare.
23954 * fold-const.c (fold_real_zero_addition_p): Export.
23955 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
23956 floating-point operations with zero and one.
23958 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
23960 * doc/install.texi: Correct references to CFLAGS, replacing them
23961 with BOOT_CFLAGS. Document flags used during bootstrap for
23964 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23966 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
23967 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
23968 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
23970 (smin<mode>3): Ditto from similar patterns.
23971 (smax<mode>3): Ditto.
23972 (*ieee_smin<mode>3): Ditto.
23973 (*ieee_smax<mode>3): Ditto.
23974 * config/i386/sse.md (sse): New mode attribute.
23975 (mov<mode>): Macroize expander from movv4sf and movv2df using
23976 SSEMODEF2P mode iterator.
23977 (<sse>_movnt<mode>): Ditto from similar patterns. Use
23978 SSE_VEC_FLOAT_MODE_P as insn constraint.
23979 (storent<mode>): Ditto.
23980 (storent<mode>): Macroize expander from storentsf and storentdf using
23981 MODEF mode iterator.
23982 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
23983 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
23984 (abs<mode>2): Ditto from similar patterns.
23985 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
23986 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
23987 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
23988 (<sse>_vmsqrt<mode>2): Ditto.
23989 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
23990 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
23991 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
23992 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
23993 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
23994 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
23995 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
23997 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
23998 iterator and SSE_FLOAT_MODE_P as insn constraint.
23999 (<sse>_ucomi): Ditto from similar patterns.
24000 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
24001 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
24002 SSE_VEC_FLOAT_MODE_P as insn constraint.
24003 (vcond<mode>): Ditto from similar patterns.
24004 (and<mode>3, *and<mode>3): Ditto.
24005 (<sse>_nand<mode>3): Ditto.
24006 (ior<mode>3, *ior<mode>3): Ditto.
24007 (xor<mode>3, *xor<mode>3): Ditto.
24008 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
24009 iterator and SSE_FLOAT_MODE_P as insn constraint.
24010 (*nand<mode>3): Ditto from similar patterns.
24011 (*ior<mode>3): Ditto.
24012 (*xor<mode>3): Ditto.
24014 2008-02-20 Ira Rosen <irar@il.ibm.com>
24016 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
24017 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
24018 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
24020 2008-02-19 Jan Hubicka <jh@suse.cz>
24022 * predict.c (tree_bb_level_predictions): Remove variable next
24023 mistakely introduced by previous commit.
24025 2008-02-19 Jan Hubicka <jh@suse.cz>
24027 * predict.c (predict_paths_leading_to): Rewrite.
24028 (predict_paths_for_bb): New.
24029 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
24031 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24034 * Makefile.in (build_file_translate): New.
24035 (gcc-vers.texi): Use it for translating $(abs_srcdir).
24036 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
24037 * configure.ac (build_file_translate): Substitute it.
24038 * configure: Regenerate.
24040 2008-02-19 Jan Hubicka <jh@suse.cz>
24042 PR rtl-optimization/34408
24043 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
24046 2008-02-19 Jan Hubicka <jh@suse.cz>
24048 PR middle-end/28779
24049 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
24052 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
24055 * config/i386/i386-modes.def: Revert the last DI alignment
24056 change until Ada people can look into it.
24058 2008-02-19 Nick Clifton <nickc@redhat.com>
24060 * opts.c (print_specific_help): Fix typo in --help text.
24062 2008-02-19 Jakub Jelinek <jakub@redhat.com>
24065 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
24066 32-bit inline asm without asm alternatives for host GCC < 3.0.
24068 2008-02-19 Richard Guenther <rguenther@suse.de>
24070 PR tree-optimization/34989
24071 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
24072 Allow propagation to INDIRECT_REF if we can simplify only.
24074 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24076 * c-common.c (warn_for_collisions_1): Use appropriate option when
24079 2008-02-19 Nick Clifton <nickc@redhat.com>
24082 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
24083 (handle_options): Fix indentation.
24084 (print_filtered_help): If no language-specific options were
24085 displayed tell the user how to list all the options supported by
24086 the language's front-end.
24087 (print_specific_help): Fix indentation and remove duplicate line.
24088 (common_handle_option): Handle the -v option.
24089 For --help enable the display of undocumented options if the -v
24090 switch has been included on the command line.
24091 For --help= check for overlaps in the arguments between the option
24092 classes and the language names and issue a warning when they
24093 cannot be disambiguated.
24094 * c.opt (v): Pass on to the common option handler.
24096 2008-02-19 Revital Eres <eres@il.ibm.com>
24098 * modulo-sched.c (sms_schedule): Change dump message when
24099 create_ddg function fails.
24100 (try_scheduling_node_in_cycle): Rename row to cycle.
24101 (print_partial_schedule): Rename CYCLE to ROW.
24103 2008-02-19 Christian Bruel <christian.bruel@st.com>
24104 Zdenek Dvorak <ook@ucw.cz>
24106 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
24108 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24111 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
24112 (*x86_movdicc_0_m1_se): Ditto.
24114 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24116 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
24117 (CMPtype): Define as __gcc_CMPtype.
24118 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
24119 (CMPtype): Define as __gcc_CMPtype.
24121 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
24123 Support valgrind 3.3 for --enable-checking=valgrind.
24124 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
24126 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
24127 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
24128 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
24129 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
24130 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
24131 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
24132 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
24134 * ggc-zone.c: Similar.
24135 * ggc-page.c: Similar.
24137 2008-02-19 Paul Brook <paul@codesourcery.com>
24140 * config/arm/ieee754-df.S: Fix do_it typo.
24141 * config/arm/ieee754-sf.S: Fix do_it typo.
24143 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24146 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
24147 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
24148 (OPTION_MASK_ISA_SSE_SET): Likewise.
24149 (OPTION_MASK_ISA_SSE2_SET): Likewise.
24150 (OPTION_MASK_ISA_SSE3_SET): Likewise.
24151 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
24152 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
24153 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
24154 (OPTION_MASK_ISA_SSE4_SET): Likewise.
24155 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
24156 (OPTION_MASK_ISA_SSE5_SET): Likewise.
24157 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
24158 (OPTION_MASK_ISA_MMX_UNSET): Updated.
24159 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
24160 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
24161 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
24162 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
24163 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
24164 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
24165 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
24166 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
24167 (OPTION_MASK_ISA_SSE4): Removed.
24168 (ix86_handle_option): Turn on bits in ix86_isa_flags and
24169 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
24170 (override_options): Don't turn on implied SSE/MMX bits in
24173 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24175 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24178 2008-02-18 Joey Ye <joey.ye@intel.com>
24180 PR middle-end/34921
24181 * tree-nested.c (insert_field_into_struct): Set type alignment
24182 to field alignment if the former is less than the latter.
24184 2008-02-18 Jakub Jelinek <jakub@redhat.com>
24186 * BASE-VER: Set to 4.4.0.
24188 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24190 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
24191 * doc/cfg.texi: Likewise.
24192 * doc/extend.texi: Likewise.
24193 * doc/gty.texi: Likewise.
24194 * doc/invoke.texi: Likewise.
24195 * doc/loop.texi: Likewise.
24196 * doc/md.texi: Likewise.
24197 * doc/passes.texi: Likewise.
24198 * doc/rtl.texi: Likewise.
24199 * doc/sourcebuild.texi: Likewise.
24200 * doc/tm.texi: Likewise.
24201 * doc/tree-ssa.texi: Likewise.
24203 2008-02-17 Richard Guenther <rguenther@suse.de>
24205 PR middle-end/35227
24206 * tree-complex.c (init_parameter_lattice_values): Handle parameters
24207 without default definition.
24209 2008-02-17 Richard Guenther <rguenther@suse.de>
24211 PR tree-optimization/35231
24212 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
24215 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
24218 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24219 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24220 libgcc_cmp_return mode.
24222 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24225 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
24227 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
24229 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
24232 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24234 * doc/c-tree.texi: Use `@.' where appropriate.
24235 * doc/extend.texi: Likewise.
24236 * doc/install.texi: Likewise.
24237 * doc/invoke.texi: Likewise.
24238 * doc/loop.texi: Likewise.
24239 * doc/makefile.texi: Likewise.
24240 * doc/md.texi: Likewise.
24241 * doc/passes.texi: Likewise.
24242 * doc/standards.texi: Likewise.
24243 * doc/tm.texi: Likewise.
24245 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24247 PR middle-end/35196
24248 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
24250 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
24251 rather than in entry_bb.
24253 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24255 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24256 libgcc_cmp_return mode.
24258 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24260 PR middle-end/35130
24261 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
24262 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
24264 2008-02-15 Richard Guenther <rguenther@suse.de>
24265 Zdenek Dvorak <ook@ucw.cz>
24267 PR tree-optimization/35164
24268 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
24269 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
24270 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24271 Only propagate addresses which do not have abnormal SSA_NAMEs
24274 2008-02-15 Joseph Myers <joseph@codesourcery.com>
24277 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
24279 2008-02-15 Jan Hubicka <jh@suse.cz>
24281 PR middle-end/35149
24282 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
24284 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24286 PR middle-end/34621
24287 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
24288 when calculating alignment_pad.
24290 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24292 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
24293 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
24294 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
24295 and STACK_BOUNDARY define.
24297 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
24299 PR preprocessor/35061
24300 * c-pragma.c (handle_pragma_pop_macro): Check that
24301 pushed_macro_table has been allocated.
24303 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
24305 PR middle-end/35136
24306 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
24307 (force_gimple_operand): Likewise.
24308 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
24309 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
24310 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
24311 (find_interesting_uses_address): Check addressability and alignment
24312 of the base expression only after substituting bases of IVs into it.
24314 2008-02-14 Michael Matz <matz@suse.de>
24317 * function.c (instantiate_virtual_regs_in_insn): Reload address
24318 before falling back to reloading the whole operand.
24320 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
24322 * config/s390/s390.c (s390_mainpool_start): Emit the pool
24323 before the first section switch note.
24325 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24327 * doc/bugreport.texi: Update copyright years.
24328 * doc/c-tree.texi: Likewise.
24329 * doc/cfg.texi: Likewise.
24330 * doc/cpp.texi: Likewise.
24331 * doc/cppinternals.texi: Likewise.
24332 * doc/fragments.texi: Likewise.
24333 * doc/frontends.texi: Likewise.
24334 * doc/gcc.texi: Likewise.
24335 * doc/gty.texi: Likewise.
24336 * doc/hostconfig.texi: Likewise.
24337 * doc/implement-c.texi: Likewise.
24338 * doc/libgcc.texi: Likewise.
24339 * doc/loop.texi: Likewise.
24340 * doc/makefile.texi: Likewise.
24341 * doc/options.texi: Likewise.
24342 * doc/passes.texi: Likewise.
24343 * doc/rtl.texi: Likewise.
24344 * doc/sourcebuild.texi: Likewise.
24345 * doc/standards.texi: Likewise.
24346 * doc/tree-ssa.texi: Likewise.
24347 * doc/trouble.texi: Likewise.
24349 * doc/extend.texi: Use @: or add comma where appropriate.
24350 * doc/invoke.texi: Likewise.
24351 * doc/tm.texi: Likewise.
24353 2008-02-14 Alan Modra <amodra@bigpond.net.au>
24356 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
24359 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
24361 * doc/md.texi (clz, ctz): Add reference.
24362 * doc/rtl.texi (clz, ctz): Likewise.
24364 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24367 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
24370 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
24372 * config/s390/s390.c (struct constant_pool): New field
24373 emit_pool_after added.
24374 (s390_mainpool_start): Set the emit_pool_after flag according
24375 to the section switch notes.
24376 (s390_mainpool_finish): Consider emit_pool_after when emitting
24377 the literal pool at the end of the function.
24378 (s390_chunkify_start): Force literal pool splits at section
24381 2008-02-13 Michael Matz <matz@suse.de>
24384 * var-tracking.c (clobber_variable_part): Correctly traverse the
24387 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24390 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
24391 Add -fdump-ipa-inline.
24392 * tree-dump.c (dump_files): Remove tree-inlined dump.
24393 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
24395 2008-02-12 Richard Guenther <rguenther@suse.de>
24397 PR tree-optimization/35171
24398 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
24401 2008-02-12 Richard Guenther <rguenther@suse.de>
24403 PR middle-end/35163
24404 * fold-const.c (fold_widened_comparison): Use get_unwidened in
24405 value-preserving mode. Disallow final truncation.
24407 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
24409 PR middle-end/35136
24410 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
24411 code from here to...
24412 (force_gimple_operand): ...here.
24414 2008-02-12 Jakub Jelinek <jakub@redhat.com>
24417 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
24418 non-compatible pointers.
24419 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
24420 different FIELD_DECLs, try harder by comparing field offsets, sizes
24423 PR inline-asm/35160
24424 * function.c (match_asm_constraints_1): Don't replace the same input
24427 2008-02-12 Anatoly Sokolov <aesok@post.ru>
24429 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
24430 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
24431 (expand_epilogue): Restore RAMPZ register.
24432 * config/avr/avr.md (RAMPZ_ADDR): New constant.
24434 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
24436 * config/i386/cygwin.asm: (__alloca): Correct calling
24437 convention and alignment.
24438 (__chkstk): Force 8 byte stack alignment.
24440 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
24441 Richard Guenther <rguenther@suse.de>
24443 PR tree-optimization/33992
24444 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
24445 the zero we compare against.
24447 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
24449 PR libfortran/35063
24450 * gthr-win32.h (__gthread_mutex_destroy_function): New function
24451 to CloseHandle after unlocking to prevent accumulation of handle
24454 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24456 PR middle_end/34150
24457 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
24458 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
24459 and update LABEL_NUSES during and after reload.
24461 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
24463 PR middle-end/34627
24464 * combine.c (simplify_if_then_else): Make sure the comparison is
24465 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
24467 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
24470 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
24471 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
24472 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
24473 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
24474 * tree.h (get_type_static_bounds): Likewise.
24476 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24478 * doc/invoke.texi (Option Summary, C++ Dialect Options)
24479 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24480 Make -Wfoo language annotations match what the compiler outputs.
24482 2008-02-08 Sa Liu <saliu@de.ibm.com>
24484 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
24485 intrinsics spu_convts, spu_convtu, spu_convtf.
24487 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
24489 * doc/extend.texi (Function Attributes) <noinline>: Mention
24490 asm ("") as method to keep calls.
24492 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24495 * doc/options.texi (Options): Replace references to opts.sh with
24497 * opts-common.c: Likewise.
24498 * optc-gen.awk: Likewise.
24500 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
24502 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
24504 2008-02-07 Richard Henderson <rth@redhat.com>
24507 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
24508 EXPR_LIST for the REG_EQUAL instead of a comparison with a
24511 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
24513 PR tree-optimization/35085
24514 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
24515 for operand entry oe2 in addition to operand entry oe3 in order to
24516 expose more opportunities for vectorizer sum reduction.
24518 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24521 * Makefile.in (LIBS): Remove $(GMPLIBS).
24522 (cc1-dummy, cc1): Add $(GMPLIBS).
24524 2008-02-06 Jan Hubicka <jh@suse.cz>
24527 * i386.md (moddf_integer): Do not produce partial memory stalls for
24528 targets where it hurts.
24530 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
24533 * optabs.c (expand_float): Do not check for decimal modes when
24534 expanding unsigned integer through signed conversion.
24536 2008-02-06 Nick Clifton <nickc@redhat.com>
24538 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
24539 inside the clobber with a match_operand and duplicated operand
24540 number in the constraint.
24541 (ineqbranchsi): Delete redundant comment.
24543 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
24545 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
24546 builtin_define ("__USE_INIT_FINI__").
24547 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
24549 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
24551 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24553 PR documentation/30330
24554 * doc/invoke.texi (C++ Dialect Options)
24555 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24556 For each warning option -Wfoo that allows -Wno-foo, ensure both
24557 -Wfoo and -Wno-foo are listed in the option index. Fix index
24558 entry of -Wswitch-default, index -Wnormalized= including the
24559 `=', and -Wlarger-than-@var{len} including @var{len}.
24561 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24563 * config/i386/i386.md (floatunssisf2): Use
24564 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
24565 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
24566 Macroize expander using MODEF mode iterator.
24568 2008-02-05 Diego Novillo <dnovillo@google.com>
24570 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
24573 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
24575 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24578 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
24580 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
24583 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
24584 to indicate if a message should be generated.
24585 (init_cumulative_args): Updated.
24586 (function_value_32): Likewise.
24588 2008-02-05 Joseph Myers <joseph@codesourcery.com>
24590 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
24592 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24595 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
24596 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
24598 2008-02-04 Diego Novillo <dnovillo@google.com>
24600 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
24603 * tree-vrp.c (vrp_evaluate_conditional): With
24604 -Wtype-limits, emit a warning when comparing against a
24605 constant outside the natural range of OP0's type.
24607 2008-02-04 Richard Guenther <rguenther@suse.de>
24609 PR middle-end/33631
24610 * expr.c (count_type_elements): Give for unions instead of
24613 2008-02-04 Richard Guenther <rguenther@suse.de>
24615 PR middle-end/35043
24616 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
24617 to TYPE_DOMAINs base type instead of using bitsizetype here.
24619 2008-02-03 Jason Merrill <jason@redhat.com>
24621 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
24623 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24626 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
24627 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
24628 (RS/6000 and PowerPC Options): Fix typos and markup.
24629 * doc/passes.texi (Tree-SSA passes): Likewise.
24631 2008-02-02 Michael Matz <matz@suse.de>
24634 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
24635 from record_last_reg_set_info.
24636 (record_last_reg_set_info): Take an RTX argument, iterate over all
24637 constituent hardregs.
24638 (record_last_set_info, record_opr_changes): Change calls to
24639 new signature or to record_last_reg_set_info_regno.
24641 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
24643 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
24645 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
24647 PR rtl-optimization/34773
24648 * reg-notes.def (EQUAL): Mention significance of combination of
24649 REG_EQUAL and REG_RETVAL.
24650 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
24651 insn that has a REG_RETVAL.
24653 2008-02-01 Roger Sayle <roger@eyesopen.com>
24656 * configure.ac (--enable-fixed-point): Disable unless explicitly
24658 * configure: Regenerate.
24660 2008-02-01 Richard Guenther <rguenther@suse.de>
24663 * invoke.texi (-finline-limit): Remove no longer true parts
24664 of the documentation. Note that there is no default value.
24666 2008-02-01 Andrew Pinski <pinskia@gmail.com>
24667 Mark Mitchell <mark@codesourcery.com>
24668 Ben Elliston <bje@au.ibm.com>
24671 * doc/extend.texi (Other Builtins): Document.
24673 2008-01-31 Tom Browder <tom.browder@gmail.com>
24675 * doc/c-tree.texi (Types): Fix grammar.
24676 (Expression trees): Ditto.
24677 * doc/passes.texi (Tree-SSA passes): Ditto.
24679 * doc/configterms.texi (Configure Terms): Fix typo.
24680 * doc/cpp.texi (Common Predefined Macros): Ditto.
24681 * doc/md.texi (Machine Constraints): Ditto.
24683 * doc/makefile.texi (Makefile): Add comma.
24685 2008-01-31 Tom Browder <tom.browder@gmail.com>
24686 Gerald Pfeifer <gerald@pfeifer.com>
24688 * doc/sourcebuild.texi (Front End): Remove references to CVS
24689 and CVSROOT/modules.
24690 (Texinfo Manuals): Replace reference to CVS by one to SVN.
24691 (Back End): Remove reference to CVS.
24693 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24696 * config/mips/mips.c (gen_load_const_gp): New function, taking a
24698 (mips16_gp_pseudo_reg): ...here.
24699 * config/mips/mips.md (load_const_gp): Replace with...
24700 (load_const_gp_<mode>): ...this :P-based insn.
24702 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24704 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
24705 options. Minor fixes.
24706 (-std): Move reference to standards closer to where language
24707 standards are first mentioned.
24709 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24711 PR rtl-optimization/34995
24712 * reload.c (alternative_allows_const_pool_ref): Take an rtx
24713 parameter and return a bool. If the rtx parameter is nonnull,
24714 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
24715 (find_reloads): Update call accordingly. Pass the new operand
24716 if it needed no address reloads, otherwise pass null.
24718 2008-01-30 Richard Henderson <rth@redhat.com>
24721 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
24722 for unbounded arrays.
24724 2008-01-30 Silvius Rus <rus@google.com>
24726 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
24728 2008-01-30 Jan Hubicka <jh@suse.cz>
24731 * i386.c (init_cumulative_args): Use real function declaration when
24734 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
24736 PR rtl-optimization/34998
24737 * global.c (build_insn_chain): Treat non-subreg_lowpart
24738 SUBREGs of pseudos as clobbering all the words covered by the
24739 SUBREG, not just all the bytes.
24740 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
24741 original df_ref rather than an extract parameter.
24742 (global_conflicts): Update call accordingly.
24744 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
24746 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
24747 the overflow check to make it easier to read.
24748 (__fixtfdi): Change the type of the ll member in union
24749 long_double to UDItype_x.
24751 2008-01-30 Jakub Jelinek <jakub@redhat.com>
24753 PR middle-end/34969
24754 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
24755 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
24756 * tree-inline.c (fold_marked_statements): Call
24757 cgraph_update_edges_for_call_stmt if folding a call statement.
24758 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
24759 debug_generic_stmt calls, reset it back afterwards.
24762 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
24764 * c-typeck.c (build_external_ref): Don't pedwarn about
24765 static vars in current function's scope.
24767 2008-01-29 Joseph Myers <joseph@codesourcery.com>
24769 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
24771 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
24774 * ipa-struct-reorg.c: Fix spelling.
24775 * params.def: Ditto.
24777 2008-01-29 Richard Guenther <rguenther@suse.de>
24779 PR middle-end/35006
24780 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
24782 * tree-inline.c (remap_type): Increment remapping_type_depth
24783 around remapping types.
24784 (copy_body_r): Only add referenced variables if they are referenced
24785 from code, not types.
24787 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
24798 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
24799 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
24801 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
24804 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
24805 pointer for tiny stack.
24807 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24809 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
24811 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24813 * config/vx-common.h: Fix typo in comment.
24815 2008-01-28 Ian Lance Taylor <iant@google.com>
24819 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
24820 coalesce pointers if they have different DECL_NO_TBAA_P values.
24821 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
24822 between variables with different DECL_NO_TBAA_P values.
24824 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
24827 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
24828 are not legitimate small data references on SPE targets.
24830 2008-01-28 David Daney <ddaney@avtrex.com>
24832 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
24834 2008-01-28 David Daney <ddaney@avtrex.com>
24836 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
24838 2008-01-27 Joseph Myers <joseph@codesourcery.com>
24840 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
24841 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
24842 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
24843 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
24844 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
24845 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
24846 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
24847 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
24849 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24851 * basic-block.h (condjump_equiv_p): Fix comment.
24853 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24855 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
24856 print_generic_stmt_indented): Fix comment.
24858 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24860 * configure.ac (__stack_chk_fail): Add detecion for availability
24861 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
24862 * configure: Regenerate.
24864 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
24866 PR middle-end/34688
24867 * final.c (output_addr_const): Handle TRUNCATE.
24869 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
24872 * tree-ssa-loop-ivopts.c (comp_cost): New type.
24873 (zero_cost, infinite_cost): New constants.
24874 (struct cost_pair): Change type of cost to comp_cost.
24875 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
24876 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
24878 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
24879 split_address_cost, ptr_difference_cost, difference_cost,
24880 get_computation_cost_at, get_computation_cost,
24881 determine_use_iv_cost_generic, determine_use_iv_cost_address,
24882 determine_use_iv_cost_condition, determine_use_iv_costs,
24883 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
24884 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
24885 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
24886 Change type of cost to comp_cost.
24887 (determine_iv_cost): Increase cost of non-original ivs, instead
24888 of decreasing the cost of original ones.
24889 (get_address_cost): Indicate the complexity of the addressing mode
24891 (try_add_cand_for): Prefer using ivs not specific to some object.
24892 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
24894 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
24895 Janis Johnson <janis187@us.ibm.com>
24898 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
24899 (TARGET_INSTANTIATE_DECLS): Likewise.
24900 * target.h (expand_to_rtl_hook): New target hook.
24901 (instantiate_decls): Likewise.
24902 * function.c (instantiate_decl): Make non-static. Rename to...
24903 (instantiate_decl_rtl): ... this.
24904 (instantiate_expr): Use instantiate_decl_rtl.
24905 (instantiate_decls_1): Likewise.
24906 (instantiate_decls): Likewise.
24907 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
24908 * function.h (instantiate_decl_rtl): Add prototype.
24909 * cfgexpand.c (target.h): New include.
24910 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
24911 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
24912 (TARGET_INSTANTIATE_DECLS): Likewise.
24913 (TARGET_INITIALIZER): New target hooks added.
24914 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
24916 * config/rs6000/rs6000.c (tree-flow.h): New include.
24917 (machine_function): Add sdmode_stack_slot field.
24918 (rs6000_alloc_sdmode_stack_slot): New function.
24919 (rs6000_instantiate_decls): Likewise.
24920 (rs6000_secondary_memory_needed_rtx): Likewise.
24921 (rs6000_check_sdmode): Likewise.
24922 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
24923 (TARGET_INSTANTIATE_DECLS): Likewise.
24924 (rs6000_hard_regno_mode_ok): Allow SDmode.
24925 (num_insns_constant): Likewise. Handle _Decimal32 constants.
24926 (rs6000_emit_move): Handle SDmode.
24927 (function_arg_advance): Likewise.
24928 (function_arg): Likewise.
24929 (rs6000_gimplify_va_arg): Likewise. Add special handling of
24930 SDmode var args for 32-bit compiles.
24931 (rs6000_secondary_reload_class): Handle SDmode.
24932 (rs6000_output_function_epilogue): Likewise.
24933 (rs6000_function_value): Simplify if statement.
24934 (rs6000_libcall_value): Likewise.
24935 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
24936 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
24937 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
24938 (movsd_hardfloat): New define_insn.
24939 (movsd_softfloat): Likewise.
24940 (movsd_store): Likewise.
24941 (movsd_load): Likewise.
24942 (extendsddd2): Likewise.
24943 (extendsdtd2): Likewise.
24944 (truncddsd2): Likewise.
24945 (movdd_hardfloat64): Fixup comment.
24946 (UNSPEC_MOVSD_LOAD): New constant.
24947 (UNSPEC_MOVSD_STORE): Likewise.
24949 2008-01-26 Jakub Jelinek <jakub@redhat.com>
24952 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
24954 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
24955 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
24956 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
24957 and TRUTH_XOR_EXPR.
24959 2008-01-26 David Edelsohn <edelsohn@gnu.org>
24962 * config.gcc: Separate AIX 5.3 from AIX 6.1.
24963 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24964 __LONGDOUBLE128 too.
24965 * config/rs6000/aix61.h: New file.
24967 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24969 PR rtl-optimization/34959
24970 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
24971 popcount and parity rtxes the same mode as their operand.
24972 Truncate or extend the result to the return value's mode
24975 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24978 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
24979 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
24980 to GOT_VERSION_REGNUM.
24981 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
24982 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
24983 * config/mips/mips.c (mips_emit_call_insn): New function.
24984 (mips_call_tls_get_addr): Call mips_expand_call directly.
24985 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
24987 (mips16_build_call_stub): Likewise. Return the call insn or null.
24988 (mips_expand_call): Update the call to mips16_build_call_stub
24989 accordingly and a remove redundant condition. Assert that MIPS16
24990 stubs do not use lazy binding. Use mips_emit_call_insn and return
24992 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
24994 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
24995 (mips_avoid_hazard): Remove hazard_set handling.
24996 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
24997 (UNSPEC_RESTORE_GP): ...this.
24998 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
24999 (FAKE_CALL_REGNO): Rename to...
25000 (GOT_VERSION_REGNUM): ...this.
25001 (type): Add "ghost" value. Add an associated insn reservation.
25002 (hazard_set): Remove.
25003 (exception_receiver): Rename to...
25004 (restore_gp): ...this and update the unspec identifier accordingly.
25005 (exception_receiver, nonlocal_got_receiver): New expanders.
25006 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
25007 FAKE_CALL_REGNO. Remove hazard_set attribute.
25008 (set_got_version, update_got_version): New patterns.
25010 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
25013 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
25015 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25018 * doc/install.texi2html: Generate gcc-vers.texi.
25020 2008-01-25 DJ Delorie <dj@redhat.com>
25022 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
25024 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25026 * config/c4x: Remove directory.
25027 * config.gcc (crx-*, mt-*): Mark obsolete.
25028 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
25029 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
25030 sh-*-rtemscoff*): Remove cases.
25031 * defaults.h (C4X_FLOAT_FORMAT): Remove.
25032 * real.c (encode_c4x_single, decode_c4x_single,
25033 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
25034 c4x_extended_format): Remove.
25035 * real.h (c4x_single_format, c4x_extended_format): Remove.
25036 * doc/extend.texi (interrupt, naked): Remove mention of attributes
25038 (Pragmas): Remove comment about c4x pragmas.
25039 * doc/install.texi (c4x): Remove target-specific instructions.
25040 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
25041 * doc/md.texi (Machine Constraints): Remove C4x documentation.
25042 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
25043 refer to C4x source files as examples.
25044 (C4X_FLOAT_FORMAT): Remove documentation.
25046 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
25048 * config/bfin/bfin.c (override_options): Reorder tests so that
25049 flag_pic gets enabled for -msep-data.
25051 2008-01-25 Richard Guenther <rguenther@suse.de>
25053 PR middle-end/32244
25054 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
25055 to its bitfield precision if required.
25057 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25059 PR middle-end/33880
25060 * tree-nested.c (walk_omp_for): New function.
25061 (convert_nonlocal_reference, convert_local_reference): Call
25062 walk_omp_for on OMP_FOR.
25063 (convert_call_expr): Call walk_body on OMP_FOR's
25064 OMP_FOR_PRE_INIT_BODY.
25066 2008-01-25 Richard Guenther <rguenther@suse.de>
25068 PR tree-optimization/34966
25069 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
25070 default defs and PHI_NODEs we have to insert after the
25071 defining statement.
25073 2008-01-24 Nick Clifton <nickc@redhat.com>
25075 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
25076 Provide a default definition.
25077 (LIBGCC2_UNITS_PER_WORD): Likewise.
25079 * config/stormy16/stormy16.c: Include df.h for the prototype
25080 for df_regs_ever_live_p.
25081 (xstormy16_expand_builtin_va_start): Convert the stack offset
25082 into a component_ref and then use POINTER_PLUS_EXPR to add it
25083 to the incoming_virtual_args_rtx.
25084 (xstormy16_gimplify_va_arg_expr): Rename to
25085 xstormy16_gimplify_va_arg_expr.
25086 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
25087 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
25088 xstormy16_gimplify_va_arg_expr.
25089 Fix up some formatting issues.
25091 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
25092 Move to predicates.md.
25093 (xs_hi_general_operand): Likewise.
25094 (xs_hi_nonmemory_operand): Likewise.
25095 * config/stormy16/predicates.md:
25096 (xstormy16_carry_plus_operand): New predicate.
25097 (xs_hi_general_operand): New predicate.
25098 (xs_hi_nonmemory_operand): New predicate.
25099 * config/stormy16/stormy16-protos.h:
25100 (xstormy16_carry_plus_operand): Delete prototype.
25101 (xs_hi_general_operand): Likewise.
25102 (xs_hi_nonmemory_operand): Likewise.
25104 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
25105 modifiers as they are no longer needed and they can trigger
25106 reload spill failures.
25108 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
25109 with a match_operand in order to help reload.
25111 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
25112 constraint with 'e' for the 8th alternative as this version of
25113 the mov.w instruction only accepts the lower 8 registers.
25115 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
25118 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
25119 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
25122 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25124 PR middle-end/33333
25125 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
25127 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25129 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
25131 (remove_structure): Update allocations list before removing structure.
25133 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25135 * ipa-struct-reorg.c (is_safe_cond_expr,
25136 create_new_stmts_for_cond_expr): Use integer_zerop function,
25137 that recognize not only zero-pointer, but zero-integer too.
25139 2008-01-25 Ben Elliston <bje@au.ibm.com>
25142 * fixproto: Escape "." in sed expression that strips leading "./".
25144 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
25147 * gcc.c (SWITCH_OK): Removed.
25148 (SWITCH_LIVE): Changed to bit.
25149 (SWITCH_FALSE): Likewise.
25150 (SWITCH_IGNORE): Likewise.
25151 (switchstr): Change live_cond to unsigned int.
25152 (process_command): Replace SWITCH_OK with 0.
25153 (do_self_spec): Likewise.
25154 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
25155 (give_switch): Likewise.
25156 (used_arg): Likewise.
25157 (do_spec_1): Set the SWITCH_IGNORE bit.
25158 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
25159 bits. Set the SWITCH_LIVE bit.
25161 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25163 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
25165 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
25167 PR tree-optimization/34472
25168 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
25169 parameter to a "bool *" and set *DATA to false if there is
25170 an unsafe access. Do not delete the structure here.
25171 (check_cond_exprs): Delete it here instead.
25172 (check_cond_exprs, exclude_cold_structs): Do not increase
25173 I when removing a structure.
25175 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
25178 * config/i386/i386.c (ix86_expand_vector_init): Consider only
25179 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
25181 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
25183 PR middle-end/34934
25184 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
25185 a fixed vector for stack.
25187 2008-01-24 Ben Elliston <bje@au.ibm.com>
25190 * doc/gcc.texi (Software development): Add a direntry for g++.
25192 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
25194 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
25195 stale and straggling -fforce-addr comments above.
25197 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
25199 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
25200 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
25202 2008-01-23 Michael Matz <matz@suse.de>
25205 * dwarf2out.c (force_type_die): Use modified_type_die instead of
25208 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
25210 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
25211 malloc result type.
25213 2008-01-23 Anatoly Sokolov <aesok@post.ru>
25215 * config/avr/avr.c (avr_current_arch): New variable.
25216 (avr_arch_types): Add 'avr31' and 'avr51' entries.
25217 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
25218 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
25219 (avr_override_options): Init 'avr_current_arch'.
25220 (base_arch_s): Move from here...
25221 * config/avr/avr.h (base_arch_s): ... here. Add new members
25222 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
25223 'mega' to 'have_jmp_call'.
25224 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
25225 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
25227 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
25229 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
25230 MULTILIB_MATCHES): Ditto.
25232 2008-01-23 Richard Guenther <rguenther@suse.de>
25234 PR middle-end/31529
25235 * cgraphunit.c (cgraph_reset_node): Always mark the node
25236 not reachable if it is not queued already.
25238 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
25240 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
25241 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
25242 (cputype_selected): New static variable.
25243 (bfin_handle_option): Set it if -mcpu is used.
25244 (override_option): Select default set of workarounds if no cpu type
25245 selected on the command line.
25246 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
25248 From Michael Frysinger <michael.frysinger@analog.com>
25249 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
25250 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
25252 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
25253 for bf547, bf523, bf524, and bf526.
25254 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
25256 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
25257 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
25258 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
25259 __ADSPBF547__ and __ADSPBF54x__ for bf547.
25260 * doc/invoke.texi (Blackfin Options): Document that
25261 -mcpu now accept bf547, bf523, bf524, and bf526.
25263 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
25265 PR rtl-optimization/34628
25266 * combine.c (try_combine): Stop and undo after the first combination
25267 if an autoincrement side-effect on the first insn has effectively
25270 2008-01-22 David Edelsohn <edelsohn@gnu.org>
25273 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
25274 Offset addresses are not valid for Altivec or paired float modes.
25276 2008-01-22 Jakub Jelinek <jakub@redhat.com>
25279 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
25280 if DECL_INITIAL (decl) is error_mark_node.
25283 * c-common.c (handle_vector_size_attribute): Only allow
25284 integral, scalar float and fixed point types. Handle OFFSET_TYPE
25285 the same way as pointer, array etc. types.
25286 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
25289 * tree.c (build_type_attribute_qual_variant): Call
25290 build_qualified_type if attributes are equal, but quals are not.
25292 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25295 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
25296 * flags.h (warn_strict_aliasing): Remove.
25297 (warn_strict_overflow): Remove.
25298 * opts.c (warn_strict_aliasing): Remove.
25299 (warn_strict_overflow): Remove.
25300 * c-opts.c (c_common_handle_option): -Wall only sets
25301 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
25302 (c_common_post_options): Give default values to -Wstrict-aliasing
25303 and -Wstrict-overflow if they are uninitialized.
25304 * common.opt (Wstrict-aliasing): Specify Var and Init.
25305 (Wstrict-overflow): Likewise.
25307 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
25309 PR rtl-optimization/26854
25310 PR rtl-optimization/34400
25311 PR rtl-optimization/34884
25312 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
25314 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
25315 (df_rd_bb_info.expanded_lr_out): Deleted
25316 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
25317 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
25318 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25319 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25320 Removed code to allocate, initialize or free expanded_lr_out.
25321 (df_rd_bb_local_compute_process_def): Restructured to make more
25323 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
25324 sets if the sets are being trimmed.
25326 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
25329 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
25330 (as_vers): Likewise.
25331 * configure: Regenerated.
25333 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25335 PR middle-end/33092
25336 * tree-pass.h (pass_build_alias): New pass.
25337 * tree-ssa-alias.c (gate_build_alias): New.
25338 (pass_build_alias): New.
25339 * passes.c (init_optimization_passes): Add pass_build_alias after
25340 pass_create_structure_vars.
25342 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
25344 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
25345 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
25346 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
25347 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
25348 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
25349 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
25350 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
25351 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
25352 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
25353 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
25354 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
25355 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
25356 * config/s390/s390.md (FP_ALL): New mode iterator.
25357 (_d): New mode attribute.
25358 ("*signbit<mode>2>"): Changed mode of first operand.
25359 ("isinf<mode>2"): Changed mode of first operand.
25360 ("*TDC_insn"): Adaptation for DFP modes.
25362 2008-01-22 Ben Elliston <bje@au.ibm.com>
25364 * tree.c (check_qualified_type): Improve function description.
25366 2008-01-21 Jason Merrill <jason@redhat.com>
25369 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
25370 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
25373 2008-01-21 DJ Delorie <dj@redhat.com>
25375 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
25378 2008-01-21 Richard Guenther <rguenther@suse.de>
25380 PR middle-end/34856
25381 * tree-cfg.c (verify_expr): Allow all invariant expressions
25382 instead of just constant class ones as reference argument.
25383 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
25384 like any other constant.
25385 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25387 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
25389 * regmove.c (fixup_match_1): Update call crossed frequencies.
25391 2008-01-21 Richard Guenther <rguenther@suse.de>
25394 * tree-inline.c (setup_one_parameter): Deal with mismatched
25395 types using a VIEW_CONVERT_EXPR.
25397 2008-01-21 Alon Dayan <alond@il.ibm.com>
25398 Olga Golovanevsky <olga@il.ibm.com>
25400 PR tree-optimization/34701
25401 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
25402 when the structure size is not a power of 2.
25404 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
25406 * doc/install.texi: Add doc for --enable-checking=df.
25408 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
25410 PR rtl-optimization/34808
25411 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
25413 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25415 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
25418 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
25420 PR rtl-optimization/26854
25421 PR rtl-optimization/34400
25422 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
25424 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
25425 (df_rd_bb_info.expanded_lr_out): New.
25426 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
25427 * loop_iv.c (iv_analysis_loop_init): Ditto.
25428 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25429 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25430 Added code to allocate, initialize or free expanded_lr_out.
25431 (df_rd_bb_local_compute_process_def): Restructured to make
25432 more understandable.
25433 (df_rd_confluence_n): Add code to do nothing with fake edges and
25434 code to no apply invalidate_by_call sets if the sets are being trimmed.
25435 (df_lr_local_finalize): Renamed to df_lr_finalize.
25436 (df_live_local_finalize): Renamed to df_live_finalize.
25438 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25441 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
25442 deciding whether to use reciprocal instructions.
25444 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
25446 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
25447 dwarf2out_note_section_used if cold_text_section is NULL.
25449 2008-01-19 Jakub Jelinek <jakub@redhat.com>
25451 PR gcov-profile/34610
25452 * tree-cfg.c (make_edges): Mark both outgoing edges from
25453 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
25454 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
25455 from OMP_FOR and OMP_CONTINUE outgoing edges.
25457 * tree-profile.c (tree_profiling): Return early if
25458 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
25460 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
25461 from cfun to child_cfun.
25462 * function.h (struct function): Add after_tree_profile bit.
25464 2008-01-19 Anatoly Sokolov <aesok@post.ru>
25466 * config/avr/avr.S (_exit): Disable interrupt.
25468 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
25469 Steven Bosscher <stevenb.gcc@gmail.com>
25471 PR rtl-optimization/26854
25472 PR rtl-optimization/34400
25473 * df-problems.c (df_live_scratch): New scratch bitmap.
25474 (df_live_alloc): Allocate df_live_scratch when doing df_live.
25475 (df_live_reset): Clear the proper bitmaps.
25476 (df_live_bb_local_compute): Only process the artificial defs once
25477 since the order is not important.
25478 (df_live_init): Init the df_live sets only with the variables
25479 found live by df_lr.
25480 (df_live_transfer_function): Use the df_lr sets to prune the
25481 df_live sets as they are being computed.
25482 (df_live_free): Free df_live_scratch.
25484 2008-01-18 Ian Lance Taylor <iant@google.com>
25486 * common.opt: Add fmerge-debug-strings.
25487 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
25488 flag_merge_debug_strings rather than flag_merge_constants.
25489 * doc/invoke.texi (Option Summary): Mention
25490 -fmerge-debug-strings.
25491 (Debugging Options): Document -fmerge-debug-strings.
25493 2008-01-18 Ian Lance Taylor <iant@google.com>
25496 * tree.h (DECL_IS_OPERATOR_NEW): Define.
25497 (struct tree_function_decl): Add new field operator_new_flag.
25498 * tree-inline.c (expand_call_inline): When inlining a call to
25499 operator new, force the return value to go into a variable, and
25500 set DECL_NO_TBAA_P on that variable.
25501 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
25503 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
25506 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
25507 DWARF2_DEBUGGING_INFO.
25508 (dwarf2out_note_section_used): Ditto. Add prototype.
25509 (have_multiple_function_sections, text_section_used,
25510 cold_text_section_used, *cold_text_sections): Move declarations
25513 2008-01-17 Bob Wilson <bob.wilson@acm.org>
25515 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
25516 field and add signal_ra.
25517 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
25518 assignments to frame state pc. Move end of stack check after
25519 MD_FALLBACK_FRAME_STATE_FOR.
25520 (uw_update_context_1): Use frame state signal_regs if set, instead
25521 of checking signal_frame flag.
25522 (uw_update_context): Use frame state signal_ra if set.
25523 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
25524 * config/xtensa/linux-unwind.h: New file.
25526 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
25528 * modulo-sched.c (get_sched_window): Fix comment typo.
25530 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
25532 PR tree-optimization/34648
25533 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
25535 2008-01-17 Anatoly Sokolov <aesok@post.ru>
25537 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
25538 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
25540 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
25542 PR rtl-optimization/34400
25543 * df-core.c (df_worklist_dataflow_overeager,
25544 df_worklist_dataflow_doublequeue): New functions.
25545 (df_worklist_dataflow): Two different worklist solvers.
25546 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
25549 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25552 * doc/invoke.texi: Document the dependence on pthread for fopenmp
25553 and ftree-parallelize-loops.
25555 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
25557 PR rtl-optimization/34826
25558 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
25560 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
25562 * global.c (find_reg): Mark the eh regs as used if necessary.
25563 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
25564 * ra.h (struct allocno): no_eh_reg field added. Changed
25565 no_stack_reg type to bitfield.
25567 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
25569 * tree.c (substitute_in_expr): Add missing 'break'.
25571 2008-01-17 Richard Guenther <rguenther@suse.de>
25573 PR tree-optimization/34825
25574 * tree-ssa-math-opts.c (is_division_by): Do not recognize
25575 x / x as division to handle.
25577 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25579 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
25580 "-pthread" is specified.
25581 * pa-hpux11.h (LIB_SPEC): Likewise.
25583 2008-01-16 Janis Johnson <janis187@us.ibm.com>
25584 Peter Bergner <bergner@vnet.ibm.com>
25586 PR rtl-optimization/33796
25587 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
25589 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25591 PR libgfortran/34699
25592 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
25594 * pa-hpux10.h (LINK_SPEC): Likewise.
25595 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
25597 2008-01-16 Richard Guenther <rguenther@suse.de>
25599 PR middle-end/32628
25600 * fold-const.c (fold_convert_const_int_from_int): Do not
25601 set overflow if that occured only because of a sign extension
25602 change when converting from/to a sizetype with the same
25603 precision and signedness.
25605 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25608 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
25609 location address to the correct place. Update copyright year.
25611 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25613 * lambda-code.c (lambda_transform_legal_p): Handle the case of
25614 no dependences in the dependence_relations vector.
25616 2008-01-16 Jan Hubicka <jh@suse.cz>
25618 PR rtl-optimization/31396
25619 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
25620 * cfg.c (dump_reg_info): Print it.
25621 * regs.h (struct reg_info_t): add freq_calls_crossed.
25622 (REG_FREQ_CALLS_CROSSED): New macro.
25623 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
25624 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
25625 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
25626 regmove_optimize): Update call crossed frequencies.
25627 * local-alloc.c (struct qty): Add freq_calls_crossed.
25628 (alloc_qty): Copute freq_calls_crossed.
25629 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
25630 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
25631 * ra.h (struct allocno): Add freq_calls_crossed.
25633 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25635 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
25636 libgomp when compiling with ftree-parallelize-loops.
25637 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
25639 2008-01-16 Richard Guenther <rguenther@suse.de>
25641 PR tree-optimization/34769
25642 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
25643 * tree.c (int_cst_value): Instead make this function more
25644 permissive in what it accepts as valid input. Document this
25645 function always sign-extends the value.
25647 2008-01-16 Jakub Jelinek <jakub@redhat.com>
25648 Richard Guenther <rguenther@suse.de>
25651 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
25652 (gimple_fold_indirect_ref_rhs): ... this.
25653 (gimple_fold_indirect_ref): New function with foldings
25654 that preserve lvalueness.
25655 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
25656 * tree-flow.h (gimple_fold_indirect_ref): Declare.
25657 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
25658 to fold an INDIRECT_REF, fall back to the old use of
25659 fold_indirect_ref_1.
25661 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25663 * tree-data-ref.c (subscript_dependence_tester_1): Call
25664 free_conflict_function.
25665 (compute_self_dependence): Same.
25667 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25670 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
25671 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
25673 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
25674 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
25675 for DWARF2_UNWIND_INFO targets.
25677 2008-01-16 Richard Guenther <rguenther@suse.de>
25680 * c-typeck.c (common_pointer_type): Do not merge inconsistent
25681 type qualifiers for function types.
25683 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
25685 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
25686 loop_iterator li from previous commit.
25688 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
25690 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
25692 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25694 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
25695 (parallelize_loops): Don't parallelize irreducible components.
25697 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25700 * c-opts (c_common_post_options): Do not enable CPP
25701 flag_pedantic_errors by default.
25703 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
25705 PR rtl-optimization/31944
25706 * cse.c (remove_pseudo_from_table): New function.
25707 (merge_equiv_classes): Use above function to remove pseudo-registers.
25708 (invalidate): Likewise.
25710 2008-01-13 Richard Guenther <rguenther@suse.de>
25712 PR middle-end/34601
25713 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
25714 instead of TYPE_MODE to deal with calls from expand_one_error_var.
25716 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
25718 * gcse.c (cprop_jump): Call validate_unshare_change instead of
25719 validate_change to unshare the source of the PC set.
25721 2008-01-12 Jan Hubicka <jh@suse.cz>
25723 PR middle-end/32135
25724 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
25725 references above array bounds. This might trigger bounds checks for
25726 pointers to arrays.
25728 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25730 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
25731 new_replaceable_dependencies.
25733 2008-01-12 Doug Kwan <dougkwan@google.com>
25735 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
25736 instead of OPT_Wreturn_type in warning due to ignored return type
25738 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
25739 options included in -Wextra.
25740 * c.opt: New option -Wignored_qualifiers.
25741 * doc/invoke.texi (Warning Options, -Wextra): Add new option
25742 -Wignore_qualifiers.
25743 (-Wignored-qualifiers): Document.
25744 (-Wreturn-type): Remove description of functionality now handled
25745 by -Wignored-qualifiers.
25747 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
25750 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
25751 NOP_EXPR if it is between integral types with the same precision.
25753 2008-01-12 Jan Hubicka <jh@suse.cz>
25756 * invoke.texi (max-inline-recursive-depth): Fix default value.
25758 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
25760 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
25763 2008-01-11 Bob Wilson <bob.wilson@acm.org>
25765 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
25767 2008-01-11 James E. Wilson <wilson@specifix.com>
25770 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
25772 2008-01-11 Anatoly Sokolov <aesok@post.ru>
25774 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
25775 save/restore frame pointer register and don't use 'call-prologues'
25776 optimization in function with "OS_task" attribute.
25778 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
25780 PR middle-end/31309
25781 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
25782 when copying to memory.
25784 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
25786 PR rtl-optimization/30905
25787 * cfgcleanup.c: Include dce.h
25788 (crossjumps_occured): New global variable.
25789 (try_crossjump_bb): Exit loop after finding a fallthru edge.
25790 If something changed, set crossjumps_occured to true.
25791 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
25792 Don't add/remove fake edges to exit here...
25793 (cleanup_cfg): ...but do it here, when crossjumping.
25794 Run a fast DCE when successful crossjumps occured in the latest
25795 iteration of try_optimize_cfg.
25797 2008-01-11 Richard Guenther <rguenther@suse.de>
25799 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
25800 (struct vn_unary_op_s): Likewise.
25801 (vn_reference_insert): Free old reference on hash collision.
25803 2008-01-10 Raksit Ashok <raksit@google.com>
25805 PR rtl-optimization/27971
25806 * combine.c (find_split_point): Split PLUS expressions which are
25807 inside a MEM rtx, and whose first operand is complex.
25809 2008-01-10 DJ Delorie <dj@redhat.com>
25811 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
25812 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
25813 (m32c_hard_regno_ok): Call the underlying function.
25815 2008-01-10 Richard Guenther <rguenther@suse.de>
25817 PR middle-end/34683
25818 * tree-cfg.c (tree_merge_blocks): Do not go through the
25819 full-blown folding and stmt updating path if we just deal
25820 with virtual operands.
25821 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
25822 test for abnormal SSA_NAMEs.
25824 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
25826 PR middle-end/34641
25827 * reload.c (push_reload): Add assertions. All constants from
25828 reg_equiv_constant should have been used for replacing the respective
25830 (find_reloads_address): Invoke find_reloads_address_part for
25831 constant taken from the reg_equiv_constant array.
25833 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
25835 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
25836 field (valnum) the first in the struct. Replace bools with
25839 2008-01-10 Richard Guenther <rguenther@suse.de>
25841 PR tree-optimization/34651
25842 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
25843 types and ordering for masking and converting.
25845 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
25847 PR tree-optimization/34017
25848 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
25849 also for PHI_NODE expressions.
25851 2008-01-09 Jan Hubicka <jh@suse.cz>
25853 PR tree-optimization/34708
25854 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
25855 based on number of case labels.
25856 (init_inline_once): Remove switch_cost.
25857 * tree-inline.h (eni_weights_d): Remove switch_cost.
25859 2008-01-09 Richard Guenther <rguenther@suse.de>
25860 Andrew Pinski <andrew_pinski@playstation.sony.com>
25862 PR middle-end/30132
25863 * gimplify.c (gimplify_cond_expr): Do not create an addressable
25864 temporary if an rvalue is ok or an lvalue is not required.
25866 2008-01-09 Richard Guenther <rguenther@suse.de>
25868 PR middle-end/34458
25869 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
25870 adjust return type.
25872 2008-01-09 Richard Guenther <rguenther@suse.de>
25874 PR middle-end/34679
25875 * tree.c (host_integerp): Check for sizetype only if the
25876 type is an integer type.
25878 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
25881 * opts.c (decode_options): Disable inlining of functions called
25882 once if not in unit-at-a-time mode.
25884 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
25886 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
25888 2008-01-08 Richard Guenther <rguenther@suse.de>
25890 PR middle-end/31863
25891 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
25892 out early if the result will be unused.
25894 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25899 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25900 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25903 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
25905 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
25906 for vectorization tuned.
25908 2008-01-08 Richard Guenther <rguenther@suse.de>
25910 PR tree-optimization/34683
25911 * tree-ssa-operands.c (operand_build_cmp): Export.
25912 * tree-ssa-operands.h (operand_build_cmp): Declare.
25913 * tree-vn.c (vuses_compare): Remove.
25914 (sort_vuses): Use operand_build_cmp.
25915 (sort_vuses_heap): Likewise.
25916 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
25917 to re-use old VEC if available. Do not sort already sorted VUSEs.
25918 (vdefs_to_vec): Do not sort already sorted VDEFs.
25920 2008-01-08 Jakub Jelinek <jakub@redhat.com>
25922 PR middle-end/34694
25923 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
25925 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25928 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
25929 limitations of reciprocal sequences on x86 targets.
25931 2008-01-08 Richard Guenther <rguenther@suse.de>
25933 PR tree-optimization/34683
25934 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
25936 2008-01-07 Jakub Jelinek <jakub@redhat.com>
25939 * config/darwin.c (darwin_mergeable_string_section): Don't use
25940 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
25942 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
25945 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
25946 negxf2. Macroize expander using X87MODEF mode iterator. Change
25947 predicates of op0 and op1 to register_operand.
25948 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
25949 expander using X87MODEF mode iterator. Change predicates of
25950 op0 and op1 to register_operand.
25951 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
25952 corresponding patterns and macroize using MODEF macro. Change
25953 predicates of op0 and op1 to register_operand and remove
25954 "m" constraint. Disparage "r" alternative with "!".
25955 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
25956 macroize using X87MODEF macro. Change predicates of op0 and op1
25957 to register_operand and remove "m" constraint. Disparage "r"
25958 alternative with "!".
25959 (absneg splitter with memory operands): Remove.
25960 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
25961 patterns and macroize using X87MODEF mode iterator.
25962 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
25963 Change predicate of op1 to register_operand.
25964 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
25965 for memory operands.
25967 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
25969 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
25971 2008-01-07 Richard Guenther <rguenther@suse.de>
25973 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
25976 2008-01-07 Richard Guenther <rguenther@suse.de>
25978 PR tree-optimization/34683
25979 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
25980 VOPs of the needed size to save memory. Use VEC_quick_push
25981 to save compile-time.
25982 (vdefs_to_vec): Likewise.
25984 2008-01-07 Sa Liu <saliu@de.ibm.com>
25986 * config/spu/spu.md (divdf3): Genetate inline code for double
25987 division. The implementation doesn't handle INF or NAN, therefore it
25988 only applies when -ffinite-math-only is given.
25990 2008-01-06 Paolo Carlini <pcarlini@suse.de>
25993 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
25994 * doc/cpp.texi ([Common Predefined Macros]): Document.
25996 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
25998 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
25999 order to use commutative addition instead of subtraction.
26001 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
26002 Mircea Namolaru <namolaru@il.ibm.com>
26003 Vladimir Yanovsky <yanov@il.ibm.com>
26004 Revital Eres <eres@il.ibm.com>
26006 PR tree-optimization/34263
26007 * tree-outof-ssa.c (process_single_block_loop_latch,
26008 contains_tree_r): New functions.
26009 (analyze_edges_for_bb): Call process_single_block_loop_latch
26010 function to empty single-basic-block latch block if possible.
26012 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26014 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
26016 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
26018 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26020 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
26022 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26024 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
26026 2008-01-05 Jakub Jelinek <jakub@redhat.com>
26028 PR tree-optimization/34618
26029 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
26032 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26035 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
26036 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
26037 Update copyright year.
26039 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
26040 Update copyright year.
26041 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
26044 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
26046 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
26047 edge does not point to current bb before changing need_assert.
26049 2008-01-04 Richard Guenther <rguenther@suse.de>
26051 PR middle-end/34029
26052 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
26053 for verifying purposes if they are is_gimple_min_invariant.
26055 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
26057 PR tree-optimization/34448
26058 PR tree-optimization/34465
26059 * gimplify.c (gimplify_init_constructor): Add new parameter
26060 notify_temp_creation. Use it.
26061 (gimplify_modify_expr_rhs): Take volatiles into account when
26062 optimizing constructors.
26063 Do not optimize constructors if gimplify_init_constructor will dump to
26065 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
26066 * gcc.c-torture/compile/pr34448.c: New.
26068 2008-01-04 Jakub Jelinek <jakub@redhat.com>
26070 PR gcov-profile/34609
26071 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
26072 return_slot if result is TREE_ADDRESSABLE.
26074 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
26076 * config/mips/mips.md (sqrt_condition): Tweak comment.
26077 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
26079 2008-01-03 Tom Tromey <tromey@redhat.com>
26082 * c-common.c (c_type_hash): Handle VLAs.
26084 2008-01-03 Jan Hubicka <jh@suse.cz>
26086 PR tree-optimization/31081
26087 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
26088 0 when inlining and not inlining to first basic block.
26089 (remap_decl): When var is initialized to 0, don't set default_def.
26090 (expand_call_inline): Set entry_bb.
26091 * tree-inline.h (copy_body_data): Add entry_bb.
26093 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26096 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
26099 PR tree-optimization/29484
26100 * tree-inline.c (inline_forbidden_p_2): New function.
26101 (inline_forbidden_p): Disallow inlining if some static var
26102 has an address of a local LABEL_DECL in its initializer.
26103 * doc/extend.texi (Labels as Values): Document &&foo behaviour
26106 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
26108 PR tree-optimization/34635
26109 * tree-data-ref.c (add_other_self_distances): Make sure that the
26110 evolution step is constant.
26112 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26114 PR middle-end/34608
26115 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
26117 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
26119 * tree-sra.c (scalarize_init): Insert the generate_element_init
26120 statements after the generate_element_zero statements.
26122 2008-01-02 Richard Guenther <rguenther@suse.de>
26124 PR middle-end/34093
26125 PR middle-end/31976
26126 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
26127 for very large number of operands instead of ICEing.
26129 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
26132 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
26133 while stack probing.
26135 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
26137 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
26140 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
26142 PR libmudflap/26442
26143 * tree-mudflap.c (mx_register_decls): Guard warning by
26144 !DECL_ARTIFICIAL check.
26146 2008-01-01 Jakub Jelinek <jakub@redhat.com>
26148 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
26149 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
26150 sse5_perm<mode>): Fix constraints.